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Message-ID: <2026011132--064c@gregkh>
Date: Sun, 11 Jan 2026 15:32:32 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
akpm@...ux-foundation.org,
torvalds@...ux-foundation.org,
stable@...r.kernel.org
Cc: lwn@....net,
jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 6.6.120
diff --git a/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
index 9fce8cd7b0b6..d24950ccea95 100644
--- a/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
+++ b/Documentation/devicetree/bindings/mmc/aspeed,sdhci.yaml
@@ -41,7 +41,7 @@ properties:
patternProperties:
"^sdhci@[0-9a-f]+$":
type: object
- $ref: mmc-controller.yaml
+ $ref: sdhci-common.yaml
unevaluatedProperties: false
properties:
diff --git a/Documentation/devicetree/bindings/pci/amlogic,axg-pcie.yaml b/Documentation/devicetree/bindings/pci/amlogic,axg-pcie.yaml
index a5bd90bc0712..9c3b8e65c42a 100644
--- a/Documentation/devicetree/bindings/pci/amlogic,axg-pcie.yaml
+++ b/Documentation/devicetree/bindings/pci/amlogic,axg-pcie.yaml
@@ -36,13 +36,13 @@ properties:
reg:
items:
- - description: External local bus interface registers
+ - description: Data Bus Interface registers
- description: Meson designed configuration registers
- description: PCIe configuration space
reg-names:
items:
- - const: elbi
+ - const: dbi
- const: cfg
- const: config
@@ -113,7 +113,7 @@ examples:
pcie: pcie@...00000 {
compatible = "amlogic,axg-pcie", "snps,dw-pcie";
reg = <0xf9800000 0x400000>, <0xff646000 0x2000>, <0xf9f00000 0x100000>;
- reg-names = "elbi", "cfg", "config";
+ reg-names = "dbi", "cfg", "config";
interrupts = <GIC_SPI 177 IRQ_TYPE_EDGE_RISING>;
clocks = <&pclk>, <&clk_port>, <&clk_phy>;
clock-names = "pclk", "port", "general";
diff --git a/Documentation/driver-api/tty/tty_port.rst b/Documentation/driver-api/tty/tty_port.rst
index 5cb90e954fcf..504a353f2682 100644
--- a/Documentation/driver-api/tty/tty_port.rst
+++ b/Documentation/driver-api/tty/tty_port.rst
@@ -42,9 +42,10 @@ TTY Refcounting
TTY Helpers
-----------
+.. kernel-doc:: include/linux/tty_port.h
+ :identifiers: tty_port_tty_hangup tty_port_tty_vhangup
.. kernel-doc:: drivers/tty/tty_port.c
- :identifiers: tty_port_tty_hangup tty_port_tty_wakeup
-
+ :identifiers: tty_port_tty_wakeup
Modem Signals
-------------
diff --git a/Documentation/process/2.Process.rst b/Documentation/process/2.Process.rst
index 613a01da4717..90045a4f8c70 100644
--- a/Documentation/process/2.Process.rst
+++ b/Documentation/process/2.Process.rst
@@ -104,8 +104,10 @@ kernels go out with a handful of known regressions though, hopefully, none
of them are serious.
Once a stable release is made, its ongoing maintenance is passed off to the
-"stable team," currently Greg Kroah-Hartman. The stable team will release
-occasional updates to the stable release using the 5.x.y numbering scheme.
+"stable team," currently consists of Greg Kroah-Hartman and Sasha Levin. The
+stable team will release occasional updates to the stable release using the
+5.x.y numbering scheme.
+
To be considered for an update release, a patch must (1) fix a significant
bug, and (2) already be merged into the mainline for the next development
kernel. Kernels will typically receive stable updates for a little more
diff --git a/Makefile b/Makefile
index 66517ca71db1..7f8d8816b8a9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 6
-SUBLEVEL = 119
+SUBLEVEL = 120
EXTRAVERSION =
NAME = Pinguïn Aangedreven
diff --git a/arch/arm/boot/dts/microchip/sama5d2.dtsi b/arch/arm/boot/dts/microchip/sama5d2.dtsi
index 5f8e297e19ed..92ee26fec8b4 100644
--- a/arch/arm/boot/dts/microchip/sama5d2.dtsi
+++ b/arch/arm/boot/dts/microchip/sama5d2.dtsi
@@ -568,7 +568,7 @@ AT91_XDMAC_DT_PERID(11))>,
AT91_XDMAC_DT_PER_IF(1) |
AT91_XDMAC_DT_PERID(12))>;
dma-names = "tx", "rx";
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
@@ -639,7 +639,7 @@ AT91_XDMAC_DT_PERID(13))>,
AT91_XDMAC_DT_PER_IF(1) |
AT91_XDMAC_DT_PERID(14))>;
dma-names = "tx", "rx";
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
@@ -851,7 +851,7 @@ AT91_XDMAC_DT_PERID(15))>,
AT91_XDMAC_DT_PER_IF(1) |
AT91_XDMAC_DT_PERID(16))>;
dma-names = "tx", "rx";
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
@@ -922,7 +922,7 @@ AT91_XDMAC_DT_PERID(17))>,
AT91_XDMAC_DT_PER_IF(1) |
AT91_XDMAC_DT_PERID(18))>;
dma-names = "tx", "rx";
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
@@ -994,7 +994,7 @@ AT91_XDMAC_DT_PERID(19))>,
AT91_XDMAC_DT_PER_IF(1) |
AT91_XDMAC_DT_PERID(20))>;
dma-names = "tx", "rx";
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/microchip/sama7g5.dtsi b/arch/arm/boot/dts/microchip/sama7g5.dtsi
index 7a95464bb78d..fc59f4e0b5aa 100644
--- a/arch/arm/boot/dts/microchip/sama7g5.dtsi
+++ b/arch/arm/boot/dts/microchip/sama7g5.dtsi
@@ -811,7 +811,7 @@ uart4: serial@200 {
dma-names = "tx", "rx";
atmel,use-dma-rx;
atmel,use-dma-tx;
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
};
@@ -837,7 +837,7 @@ uart7: serial@200 {
dma-names = "tx", "rx";
atmel,use-dma-rx;
atmel,use-dma-tx;
- atmel,fifo-size = <16>;
+ atmel,fifo-size = <32>;
status = "disabled";
};
};
diff --git a/arch/arm/boot/dts/renesas/r8a7793-gose.dts b/arch/arm/boot/dts/renesas/r8a7793-gose.dts
index 9358fc7d0e9f..e92de3ab33b5 100644
--- a/arch/arm/boot/dts/renesas/r8a7793-gose.dts
+++ b/arch/arm/boot/dts/renesas/r8a7793-gose.dts
@@ -355,7 +355,6 @@ adv7180_in: endpoint {
port@3 {
reg = <3>;
adv7180_out: endpoint {
- bus-width = <8>;
remote-endpoint = <&vin1ep>;
};
};
diff --git a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
index 31cdca3e623c..5fa7acce4714 100644
--- a/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
+++ b/arch/arm/boot/dts/renesas/r9a06g032-rzn1d400-db.dts
@@ -126,8 +126,6 @@ &rtc0 {
&switch {
status = "okay";
- #address-cells = <1>;
- #size-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&pins_eth3>, <&pins_eth4>, <&pins_mdio1>;
diff --git a/arch/arm/boot/dts/samsung/exynos4210-i9100.dts b/arch/arm/boot/dts/samsung/exynos4210-i9100.dts
index a076a1dfe41f..d7adf2bd8f87 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-i9100.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-i9100.dts
@@ -815,6 +815,7 @@ &sdhci_3 {
#size-cells = <0>;
non-removable;
+ cap-power-off-card;
bus-width = <4>;
mmc-pwrseq = <&wlan_pwrseq>;
vmmc-supply = <&vtf_reg>;
diff --git a/arch/arm/boot/dts/samsung/exynos4210-trats.dts b/arch/arm/boot/dts/samsung/exynos4210-trats.dts
index 95e0e01b6ff6..6bd902cb8f4a 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-trats.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-trats.dts
@@ -518,6 +518,7 @@ &sdhci_3 {
#size-cells = <0>;
non-removable;
+ cap-power-off-card;
bus-width = <4>;
mmc-pwrseq = <&wlan_pwrseq>;
vmmc-supply = <&tflash_reg>;
diff --git a/arch/arm/boot/dts/samsung/exynos4210-universal_c210.dts b/arch/arm/boot/dts/samsung/exynos4210-universal_c210.dts
index bdc30f8cf748..91490693432b 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-universal_c210.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-universal_c210.dts
@@ -610,6 +610,7 @@ &sdhci_3 {
#size-cells = <0>;
non-removable;
+ cap-power-off-card;
bus-width = <4>;
mmc-pwrseq = <&wlan_pwrseq>;
vmmc-supply = <&ldo5_reg>;
diff --git a/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi b/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi
index 7daf25865551..a77e57645f21 100644
--- a/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi
+++ b/arch/arm/boot/dts/samsung/exynos4412-midas.dtsi
@@ -1440,6 +1440,7 @@ &sdhci_3 {
#address-cells = <1>;
#size-cells = <0>;
non-removable;
+ cap-power-off-card;
bus-width = <4>;
mmc-pwrseq = <&wlan_pwrseq>;
diff --git a/arch/arm/boot/dts/st/stm32mp157c-phycore-stm32mp15-som.dtsi b/arch/arm/boot/dts/st/stm32mp157c-phycore-stm32mp15-som.dtsi
index 4e8b2d2b30c7..7dfe1fbfbfed 100644
--- a/arch/arm/boot/dts/st/stm32mp157c-phycore-stm32mp15-som.dtsi
+++ b/arch/arm/boot/dts/st/stm32mp157c-phycore-stm32mp15-som.dtsi
@@ -185,13 +185,13 @@ touch@44 {
interrupt-parent = <&gpioi>;
vio-supply = <&v3v3>;
vcc-supply = <&v3v3>;
+ st,sample-time = <4>;
+ st,mod-12b = <1>;
+ st,ref-sel = <0>;
+ st,adc-freq = <1>;
touchscreen {
compatible = "st,stmpe-ts";
- st,sample-time = <4>;
- st,mod-12b = <1>;
- st,ref-sel = <0>;
- st,adc-freq = <1>;
st,ave-ctrl = <1>;
st,touch-det-delay = <2>;
st,settling = <2>;
diff --git a/arch/arm/boot/dts/ti/omap/am335x-netcom-plus-2xx.dts b/arch/arm/boot/dts/ti/omap/am335x-netcom-plus-2xx.dts
index 76751a324ad7..441d4696b94d 100644
--- a/arch/arm/boot/dts/ti/omap/am335x-netcom-plus-2xx.dts
+++ b/arch/arm/boot/dts/ti/omap/am335x-netcom-plus-2xx.dts
@@ -222,10 +222,10 @@ &gpio3 {
"ModeA1",
"ModeA2",
"ModeA3",
- "NC",
- "NC",
- "NC",
- "NC",
+ "ModeB0",
+ "ModeB1",
+ "ModeB2",
+ "ModeB3",
"NC",
"NC",
"NC",
diff --git a/arch/arm/boot/dts/ti/omap/omap3-beagle-xm.dts b/arch/arm/boot/dts/ti/omap/omap3-beagle-xm.dts
index 08ee0f8ea68f..71b39a923d37 100644
--- a/arch/arm/boot/dts/ti/omap/omap3-beagle-xm.dts
+++ b/arch/arm/boot/dts/ti/omap/omap3-beagle-xm.dts
@@ -291,7 +291,7 @@ codec {
};
twl_power: power {
- compatible = "ti,twl4030-power-beagleboard-xm", "ti,twl4030-power-idle-osc-off";
+ compatible = "ti,twl4030-power-idle-osc-off";
ti,use_poweroff;
};
};
diff --git a/arch/arm/boot/dts/ti/omap/omap3-n900.dts b/arch/arm/boot/dts/ti/omap/omap3-n900.dts
index 036e472b77be..98f259dbcb0d 100644
--- a/arch/arm/boot/dts/ti/omap/omap3-n900.dts
+++ b/arch/arm/boot/dts/ti/omap/omap3-n900.dts
@@ -508,7 +508,7 @@ twl_audio: audio {
};
twl_power: power {
- compatible = "ti,twl4030-power-n900", "ti,twl4030-power-idle-osc-off";
+ compatible = "ti,twl4030-power-idle-osc-off";
ti,use_poweroff;
};
};
diff --git a/arch/arm/include/asm/word-at-a-time.h b/arch/arm/include/asm/word-at-a-time.h
index 352ab213520d..2e6d0b4349f4 100644
--- a/arch/arm/include/asm/word-at-a-time.h
+++ b/arch/arm/include/asm/word-at-a-time.h
@@ -66,7 +66,7 @@ static inline unsigned long find_zero(unsigned long mask)
*/
static inline unsigned long load_unaligned_zeropad(const void *addr)
{
- unsigned long ret, offset;
+ unsigned long ret, tmp;
/* Load word from unaligned pointer addr */
asm(
@@ -74,9 +74,9 @@ static inline unsigned long load_unaligned_zeropad(const void *addr)
"2:\n"
" .pushsection .text.fixup,\"ax\"\n"
" .align 2\n"
- "3: and %1, %2, #0x3\n"
- " bic %2, %2, #0x3\n"
- " ldr %0, [%2]\n"
+ "3: bic %1, %2, #0x3\n"
+ " ldr %0, [%1]\n"
+ " and %1, %2, #0x3\n"
" lsl %1, %1, #0x3\n"
#ifndef __ARMEB__
" lsr %0, %0, %1\n"
@@ -89,7 +89,7 @@ static inline unsigned long load_unaligned_zeropad(const void *addr)
" .align 3\n"
" .long 1b, 3b\n"
" .popsection"
- : "=&r" (ret), "=&r" (offset)
+ : "=&r" (ret), "=&r" (tmp)
: "r" (addr), "Qo" (*(unsigned long *)addr));
return ret;
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw72xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw72xx.dtsi
index 570992a52b75..7263bbf0f052 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw72xx.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw72xx.dtsi
@@ -337,17 +337,6 @@ MX8MM_IOMUXC_UART4_TXD_UART4_DCE_TX 0x140
>;
};
- pinctrl_usdhc1: usdhc1grp {
- fsl,pins = <
- MX8MM_IOMUXC_SD1_CLK_USDHC1_CLK 0x190
- MX8MM_IOMUXC_SD1_CMD_USDHC1_CMD 0x1d0
- MX8MM_IOMUXC_SD1_DATA0_USDHC1_DATA0 0x1d0
- MX8MM_IOMUXC_SD1_DATA1_USDHC1_DATA1 0x1d0
- MX8MM_IOMUXC_SD1_DATA2_USDHC1_DATA2 0x1d0
- MX8MM_IOMUXC_SD1_DATA3_USDHC1_DATA3 0x1d0
- >;
- };
-
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MM_IOMUXC_SD2_CLK_USDHC2_CLK 0x190
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi
index 560c68e4da6d..de21faeafd09 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw702x.dtsi
@@ -373,13 +373,6 @@ &i2c3 {
status = "okay";
};
-/* off-board header */
-&uart1 {
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_uart1>;
- status = "okay";
-};
-
/* console */
&uart2 {
pinctrl-names = "default";
@@ -387,25 +380,6 @@ &uart2 {
status = "okay";
};
-/* off-board header */
-&uart3 {
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_uart3>;
- status = "okay";
-};
-
-/* off-board */
-&usdhc1 {
- pinctrl-names = "default";
- pinctrl-0 = <&pinctrl_usdhc1>;
- bus-width = <4>;
- non-removable;
- status = "okay";
- bus-width = <4>;
- non-removable;
- status = "okay";
-};
-
/* eMMC */
&usdhc3 {
pinctrl-names = "default", "state_100mhz", "state_200mhz";
@@ -499,13 +473,6 @@ MX8MP_IOMUXC_I2C3_SDA__GPIO5_IO19 0x400001c2
>;
};
- pinctrl_uart1: uart1grp {
- fsl,pins = <
- MX8MP_IOMUXC_UART1_RXD__UART1_DCE_RX 0x140
- MX8MP_IOMUXC_UART1_TXD__UART1_DCE_TX 0x140
- >;
- };
-
pinctrl_uart2: uart2grp {
fsl,pins = <
MX8MP_IOMUXC_UART2_RXD__UART2_DCE_RX 0x140
@@ -513,24 +480,6 @@ MX8MP_IOMUXC_UART2_TXD__UART2_DCE_TX 0x140
>;
};
- pinctrl_uart3: uart3grp {
- fsl,pins = <
- MX8MP_IOMUXC_UART3_RXD__UART3_DCE_RX 0x140
- MX8MP_IOMUXC_UART3_TXD__UART3_DCE_TX 0x140
- >;
- };
-
- pinctrl_usdhc1: usdhc1grp {
- fsl,pins = <
- MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
- MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
- MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
- MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
- MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
- MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
- >;
- };
-
pinctrl_usdhc3: usdhc3grp {
fsl,pins = <
MX8MP_IOMUXC_NAND_WE_B__USDHC3_CLK 0x190
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi
index f3bab22d5e68..fc1ee675c88d 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw72xx.dtsi
@@ -310,17 +310,6 @@ MX8MP_IOMUXC_UART4_TXD__UART4_DCE_TX 0x140
>;
};
- pinctrl_usdhc1: usdhc1grp {
- fsl,pins = <
- MX8MP_IOMUXC_SD1_CLK__USDHC1_CLK 0x190
- MX8MP_IOMUXC_SD1_CMD__USDHC1_CMD 0x1d0
- MX8MP_IOMUXC_SD1_DATA0__USDHC1_DATA0 0x1d0
- MX8MP_IOMUXC_SD1_DATA1__USDHC1_DATA1 0x1d0
- MX8MP_IOMUXC_SD1_DATA2__USDHC1_DATA2 0x1d0
- MX8MP_IOMUXC_SD1_DATA3__USDHC1_DATA3 0x1d0
- >;
- };
-
pinctrl_usdhc2: usdhc2grp {
fsl,pins = <
MX8MP_IOMUXC_SD2_CLK__USDHC2_CLK 0x190
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 70ef8c83e7b9..473d72d2c7b1 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -3432,6 +3432,9 @@ usb2: usb@...8800 {
<&gcc GCC_USB20_MASTER_CLK>;
assigned-clock-rates = <19200000>, <60000000>;
+ interconnects = <&pnoc MASTER_USB_HS &bimc SLAVE_EBI_CH0>,
+ <&bimc MASTER_AMPSS_M0 &pnoc SLAVE_USB_HS>;
+ interconnect-names = "usb-ddr", "apps-usb";
power-domains = <&gcc USB30_GDSC>;
qcom,select-utmi-as-pipe-clk;
status = "disabled";
diff --git a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
index 9322b92a1e68..bccc52e01da3 100644
--- a/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845-oneplus-common.dtsi
@@ -780,8 +780,8 @@ hall_sensor_default: hall-sensor-default-state {
bias-disable;
};
- tri_state_key_default: tri-state-key-default-state {
- pins = "gpio40", "gpio42", "gpio26";
+ alert_slider_default: alert-slider-default-state {
+ pins = "gpio126", "gpio52", "gpio24";
function = "gpio";
drive-strength = <2>;
bias-disable;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
index 68763714f7f7..cd8bd50b3577 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
@@ -184,6 +184,13 @@ regulator-state-mem {
regulator-off-in-suspend;
};
};
+
+ eeprom: eeprom@50 {
+ compatible = "belling,bl24c16a", "atmel,24c16";
+ reg = <0x50>;
+ pagesize = <16>;
+ vcc-supply = <&vcc_3v3_pmu>;
+ };
};
&i2c2 {
@@ -205,12 +212,6 @@ regulator-state-mem {
regulator-off-in-suspend;
};
};
-
- eeprom: eeprom@50 {
- compatible = "belling,bl24c16a", "atmel,24c16";
- reg = <0x50>;
- pagesize = <16>;
- };
};
&i2c3 {
@@ -518,7 +519,7 @@ regulator-state-mem {
};
};
- vcc_3v3_s3: dcdc-reg8 {
+ vcc_3v3_pmu: vcc_3v3_s3: dcdc-reg8 {
regulator-name = "vcc_3v3_s3";
regulator-always-on;
regulator-boot-on;
diff --git a/arch/arm64/boot/dts/ti/k3-am62p.dtsi b/arch/arm64/boot/dts/ti/k3-am62p.dtsi
index dc0a8e94e9ac..0e0241e746fb 100644
--- a/arch/arm64/boot/dts/ti/k3-am62p.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62p.dtsi
@@ -59,7 +59,7 @@ cbass_main: bus@...00 {
<0x00 0x01000000 0x00 0x01000000 0x00 0x01b28400>, /* First peripheral window */
<0x00 0x08000000 0x00 0x08000000 0x00 0x00200000>, /* Main CPSW */
<0x00 0x0e000000 0x00 0x0e000000 0x00 0x01d20000>, /* Second peripheral window */
- <0x00 0x0fd00000 0x00 0x0fd00000 0x00 0x00020000>, /* GPU */
+ <0x00 0x0fd80000 0x00 0x0fd80000 0x00 0x00080000>, /* GPU */
<0x00 0x20000000 0x00 0x20000000 0x00 0x0a008000>, /* Third peripheral window */
<0x00 0x30040000 0x00 0x30040000 0x00 0x00080000>, /* PRUSS-M */
<0x00 0x30101000 0x00 0x30101000 0x00 0x00010100>, /* CSI window */
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
index 952d2c72628e..895dc21e6b8a 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
@@ -571,6 +571,12 @@ rpi_header_gpio1_pins_default: rpi-header-gpio1-default-pins {
J721E_IOPAD(0x234, PIN_INPUT, 7) /* (U3) EXT_REFCLK1.GPIO1_12 */
>;
};
+
+ vdd_sd_dv_pins_default: vdd-sd-dv-default-pins {
+ pinctrl-single,pins = <
+ J721E_IOPAD(0x1dc, PIN_OUTPUT, 7) /* (Y1) SPI1_CLK.GPIO0_118 */
+ >;
+ };
};
&wkup_pmx0 {
@@ -626,12 +632,6 @@ J721E_WKUP_IOPAD(0xd4, PIN_OUTPUT, 7) /* (G26) WKUP_GPIO0_9 */
>;
};
- vdd_sd_dv_pins_default: vdd-sd-dv-default-pins {
- pinctrl-single,pins = <
- J721E_IOPAD(0x1dc, PIN_OUTPUT, 7) /* (Y1) SPI1_CLK.GPIO0_118 */
- >;
- };
-
wkup_uart0_pins_default: wkup-uart0-default-pins {
pinctrl-single,pins = <
J721E_WKUP_IOPAD(0xa0, PIN_INPUT, 0) /* (J29) WKUP_UART0_RXD */
diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c
index d8012d1a2e15..f11de7484ced 100644
--- a/arch/arm64/net/bpf_jit_comp.c
+++ b/arch/arm64/net/bpf_jit_comp.c
@@ -666,7 +666,7 @@ static void __maybe_unused build_bhb_mitigation(struct jit_ctx *ctx)
arm64_get_spectre_v2_state() == SPECTRE_VULNERABLE)
return;
- if (capable(CAP_SYS_ADMIN))
+ if (ns_capable_noaudit(&init_user_ns, CAP_SYS_ADMIN))
return;
if (supports_clearbhb(SCOPE_SYSTEM)) {
diff --git a/arch/loongarch/include/asm/pgtable.h b/arch/loongarch/include/asm/pgtable.h
index fc51c6df7e99..e7c09e33e109 100644
--- a/arch/loongarch/include/asm/pgtable.h
+++ b/arch/loongarch/include/asm/pgtable.h
@@ -285,9 +285,9 @@ static inline pte_t mk_swap_pte(unsigned long type, unsigned long offset)
#define __swp_offset(x) ((x).val >> 24)
#define __swp_entry(type, offset) ((swp_entry_t) { pte_val(mk_swap_pte((type), (offset))) })
#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
-#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
+#define __swp_entry_to_pte(x) __pte((x).val)
#define __pmd_to_swp_entry(pmd) ((swp_entry_t) { pmd_val(pmd) })
-#define __swp_entry_to_pmd(x) ((pmd_t) { (x).val | _PAGE_HUGE })
+#define __swp_entry_to_pmd(x) __pmd((x).val | _PAGE_HUGE)
static inline int pte_swp_exclusive(pte_t pte)
{
diff --git a/arch/loongarch/kernel/machine_kexec.c b/arch/loongarch/kernel/machine_kexec.c
index 30aa420610a0..ce4e132ac137 100644
--- a/arch/loongarch/kernel/machine_kexec.c
+++ b/arch/loongarch/kernel/machine_kexec.c
@@ -136,6 +136,28 @@ void kexec_reboot(void)
BUG();
}
+static void machine_kexec_mask_interrupts(void)
+{
+ unsigned int i;
+ struct irq_desc *desc;
+
+ for_each_irq_desc(i, desc) {
+ struct irq_chip *chip;
+
+ chip = irq_desc_get_chip(desc);
+ if (!chip)
+ continue;
+
+ if (chip->irq_eoi && irqd_irq_inprogress(&desc->irq_data))
+ chip->irq_eoi(&desc->irq_data);
+
+ if (chip->irq_mask)
+ chip->irq_mask(&desc->irq_data);
+
+ if (chip->irq_disable && !irqd_irq_disabled(&desc->irq_data))
+ chip->irq_disable(&desc->irq_data);
+ }
+}
#ifdef CONFIG_SMP
static void kexec_shutdown_secondary(void *regs)
@@ -249,6 +271,7 @@ void machine_crash_shutdown(struct pt_regs *regs)
#ifdef CONFIG_SMP
crash_smp_send_stop();
#endif
+ machine_kexec_mask_interrupts();
cpumask_set_cpu(crashing_cpu, &cpus_in_crash);
pr_info("Starting crashdump kernel...\n");
@@ -286,6 +309,7 @@ void machine_kexec(struct kimage *image)
/* We do not want to be bothered. */
local_irq_disable();
+ machine_kexec_mask_interrupts();
pr_notice("EFI boot flag 0x%lx\n", efi_boot);
pr_notice("Command line at 0x%lx\n", cmdline_ptr);
diff --git a/arch/loongarch/kernel/mcount_dyn.S b/arch/loongarch/kernel/mcount_dyn.S
index 482aa553aa2d..5fb3a6e5e5c6 100644
--- a/arch/loongarch/kernel/mcount_dyn.S
+++ b/arch/loongarch/kernel/mcount_dyn.S
@@ -93,7 +93,6 @@ SYM_INNER_LABEL(ftrace_graph_call, SYM_L_GLOBAL)
* at the callsite, so there is no need to restore the T series regs.
*/
ftrace_common_return:
- PTR_L ra, sp, PT_R1
PTR_L a0, sp, PT_R4
PTR_L a1, sp, PT_R5
PTR_L a2, sp, PT_R6
@@ -103,12 +102,17 @@ ftrace_common_return:
PTR_L a6, sp, PT_R10
PTR_L a7, sp, PT_R11
PTR_L fp, sp, PT_R22
- PTR_L t0, sp, PT_ERA
PTR_L t1, sp, PT_R13
- PTR_ADDI sp, sp, PT_SIZE
bnez t1, .Ldirect
+
+ PTR_L ra, sp, PT_R1
+ PTR_L t0, sp, PT_ERA
+ PTR_ADDI sp, sp, PT_SIZE
jr t0
.Ldirect:
+ PTR_L t0, sp, PT_R1
+ PTR_L ra, sp, PT_ERA
+ PTR_ADDI sp, sp, PT_SIZE
jr t1
SYM_CODE_END(ftrace_common)
@@ -155,6 +159,8 @@ SYM_CODE_END(return_to_handler)
#ifdef CONFIG_DYNAMIC_FTRACE_WITH_DIRECT_CALLS
SYM_CODE_START(ftrace_stub_direct_tramp)
- jr t0
+ move t1, ra
+ move ra, t0
+ jr t1
SYM_CODE_END(ftrace_stub_direct_tramp)
#endif /* CONFIG_DYNAMIC_FTRACE_WITH_DIRECT_CALLS */
diff --git a/arch/loongarch/kernel/relocate.c b/arch/loongarch/kernel/relocate.c
index 1432bb214e3f..713ec2073975 100644
--- a/arch/loongarch/kernel/relocate.c
+++ b/arch/loongarch/kernel/relocate.c
@@ -141,7 +141,7 @@ static inline void __init *determine_relocation_address(void)
if (kaslr_disabled())
return destination;
- kernel_length = (long)_end - (long)_text;
+ kernel_length = (unsigned long)_end - (unsigned long)_text;
random_offset = get_random_boot() << 16;
random_offset &= (CONFIG_RANDOMIZE_BASE_MAX_OFFSET - 1);
@@ -190,7 +190,7 @@ unsigned long __init relocate_kernel(void)
early_memunmap(cmdline, COMMAND_LINE_SIZE);
if (random_offset) {
- kernel_length = (long)(_end) - (long)(_text);
+ kernel_length = (unsigned long)(_end) - (unsigned long)(_text);
/* Copy the kernel to it's new location */
memcpy(location_new, _text, kernel_length);
diff --git a/arch/loongarch/kernel/setup.c b/arch/loongarch/kernel/setup.c
index 31be0d00976e..5dfd5d8dfca2 100644
--- a/arch/loongarch/kernel/setup.c
+++ b/arch/loongarch/kernel/setup.c
@@ -56,6 +56,7 @@
#define SMBIOS_FREQLOW_MASK 0xFF
#define SMBIOS_CORE_PACKAGE_OFFSET 0x23
#define SMBIOS_THREAD_PACKAGE_OFFSET 0x25
+#define SMBIOS_THREAD_PACKAGE_2_OFFSET 0x2E
#define LOONGSON_EFI_ENABLE (1 << 3)
#ifdef CONFIG_EFI
@@ -130,7 +131,12 @@ static void __init parse_cpu_table(const struct dmi_header *dm)
cpu_clock_freq = freq_temp * 1000000;
loongson_sysconf.cpuname = (void *)dmi_string_parse(dm, dmi_data[16]);
- loongson_sysconf.cores_per_package = *(dmi_data + SMBIOS_THREAD_PACKAGE_OFFSET);
+ loongson_sysconf.cores_per_package = *(u8 *)(dmi_data + SMBIOS_THREAD_PACKAGE_OFFSET);
+ if (dm->length >= 0x30 && loongson_sysconf.cores_per_package == 0xff) {
+ /* SMBIOS 3.0+ has ThreadCount2 for more than 255 threads */
+ loongson_sysconf.cores_per_package =
+ *(u16 *)(dmi_data + SMBIOS_THREAD_PACKAGE_2_OFFSET);
+ }
pr_info("CpuClock = %llu\n", cpu_clock_freq);
}
diff --git a/arch/loongarch/kernel/switch.S b/arch/loongarch/kernel/switch.S
index 31dd8199b245..b42c0dcf6263 100644
--- a/arch/loongarch/kernel/switch.S
+++ b/arch/loongarch/kernel/switch.S
@@ -25,8 +25,8 @@ SYM_FUNC_START(__switch_to)
stptr.d a4, a0, THREAD_SCHED_CFA
#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_SMP)
la t7, __stack_chk_guard
- LONG_L t8, a1, TASK_STACK_CANARY
- LONG_S t8, t7, 0
+ ldptr.d t8, a1, TASK_STACK_CANARY
+ stptr.d t8, t7, 0
#endif
move tp, a2
cpu_restore_nonscratch a1
diff --git a/arch/loongarch/net/bpf_jit.c b/arch/loongarch/net/bpf_jit.c
index 869003f1c703..54661cffd654 100644
--- a/arch/loongarch/net/bpf_jit.c
+++ b/arch/loongarch/net/bpf_jit.c
@@ -226,6 +226,8 @@ static int emit_bpf_tail_call(struct jit_ctx *ctx, int insn)
* goto out;
*/
tc_ninsn = insn ? ctx->offset[insn+1] - ctx->offset[insn] : ctx->offset[0];
+ emit_zext_32(ctx, a2, true);
+
off = offsetof(struct bpf_array, map.max_entries);
emit_insn(ctx, ldwu, t1, a1, off);
/* bgeu $a2, $t1, jmp_offset */
@@ -832,6 +834,22 @@ static int build_insn(const struct bpf_insn *insn, struct jit_ctx *ctx, bool ext
if (ret < 0)
return ret;
+ if (insn->src_reg == BPF_PSEUDO_KFUNC_CALL) {
+ const struct btf_func_model *m;
+ int i;
+
+ m = bpf_jit_find_kfunc_model(ctx->prog, insn);
+ if (!m)
+ return -EINVAL;
+
+ for (i = 0; i < m->nr_args; i++) {
+ u8 reg = regmap[BPF_REG_1 + i];
+ bool sign = m->arg_flags[i] & BTF_FMODEL_SIGNED_ARG;
+
+ emit_abi_ext(ctx, reg, m->arg_size[i], sign);
+ }
+ }
+
move_addr(ctx, t1, func_addr);
emit_insn(ctx, jirl, LOONGARCH_GPR_RA, t1, 0);
diff --git a/arch/loongarch/net/bpf_jit.h b/arch/loongarch/net/bpf_jit.h
index f9c569f53949..9352ea554530 100644
--- a/arch/loongarch/net/bpf_jit.h
+++ b/arch/loongarch/net/bpf_jit.h
@@ -87,6 +87,32 @@ static inline void emit_sext_32(struct jit_ctx *ctx, enum loongarch_gpr reg, boo
emit_insn(ctx, addiw, reg, reg, 0);
}
+/* Emit proper extension according to ABI requirements.
+ * Note that it requires a value of size `size` already resides in register `reg`.
+ */
+static inline void emit_abi_ext(struct jit_ctx *ctx, int reg, u8 size, bool sign)
+{
+ /* ABI requires unsigned char/short to be zero-extended */
+ if (!sign && (size == 1 || size == 2))
+ return;
+
+ switch (size) {
+ case 1:
+ emit_insn(ctx, extwb, reg, reg);
+ break;
+ case 2:
+ emit_insn(ctx, extwh, reg, reg);
+ break;
+ case 4:
+ emit_insn(ctx, addiw, reg, reg, 0);
+ break;
+ case 8:
+ break;
+ default:
+ pr_warn("bpf_jit: invalid size %d for extension\n", size);
+ }
+}
+
static inline void move_addr(struct jit_ctx *ctx, enum loongarch_gpr rd, u64 addr)
{
u64 imm_11_0, imm_31_12, imm_51_32, imm_63_52;
diff --git a/arch/loongarch/pci/pci.c b/arch/loongarch/pci/pci.c
index 927dd31f82b9..ea4dbac0b47b 100644
--- a/arch/loongarch/pci/pci.c
+++ b/arch/loongarch/pci/pci.c
@@ -15,6 +15,7 @@
#define PCI_DEVICE_ID_LOONGSON_HOST 0x7a00
#define PCI_DEVICE_ID_LOONGSON_DC1 0x7a06
#define PCI_DEVICE_ID_LOONGSON_DC2 0x7a36
+#define PCI_DEVICE_ID_LOONGSON_DC3 0x7a46
int raw_pci_read(unsigned int domain, unsigned int bus, unsigned int devfn,
int reg, int len, u32 *val)
@@ -98,3 +99,4 @@ static void pci_fixup_vgadev(struct pci_dev *pdev)
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_DC1, pci_fixup_vgadev);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_DC2, pci_fixup_vgadev);
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_LOONGSON, PCI_DEVICE_ID_LOONGSON_DC3, pci_fixup_vgadev);
diff --git a/arch/mips/sgi-ip22/ip22-gio.c b/arch/mips/sgi-ip22/ip22-gio.c
index 81c9f0a8880b..7026b464b02e 100644
--- a/arch/mips/sgi-ip22/ip22-gio.c
+++ b/arch/mips/sgi-ip22/ip22-gio.c
@@ -373,7 +373,8 @@ static void ip22_check_gio(int slotno, unsigned long addr, int irq)
gio_dev->resource.flags = IORESOURCE_MEM;
gio_dev->irq = irq;
dev_set_name(&gio_dev->dev, "%d", slotno);
- gio_device_register(gio_dev);
+ if (gio_device_register(gio_dev))
+ gio_dev_put(gio_dev);
} else
printk(KERN_INFO "GIO: slot %d : Empty\n", slotno);
}
diff --git a/arch/parisc/kernel/asm-offsets.c b/arch/parisc/kernel/asm-offsets.c
index 9abfe65492c6..3de4b5933b10 100644
--- a/arch/parisc/kernel/asm-offsets.c
+++ b/arch/parisc/kernel/asm-offsets.c
@@ -258,6 +258,8 @@ int main(void)
BLANK();
DEFINE(TIF_BLOCKSTEP_PA_BIT, 31-TIF_BLOCKSTEP);
DEFINE(TIF_SINGLESTEP_PA_BIT, 31-TIF_SINGLESTEP);
+ DEFINE(TIF_32BIT_PA_BIT, 31-TIF_32BIT);
+
BLANK();
DEFINE(ASM_PMD_SHIFT, PMD_SHIFT);
DEFINE(ASM_PGDIR_SHIFT, PGDIR_SHIFT);
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index f4bf61a34701..e04c5d806c10 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -1059,8 +1059,6 @@ ENTRY_CFI(intr_save) /* for os_hpmc */
STREG %r17, PT_IOR(%r29)
#if defined(CONFIG_64BIT)
- b,n intr_save2
-
skip_save_ior:
/* We have a itlb miss, and when executing code above 4 Gb on ILP64, we
* need to adjust iasq/iaoq here in the same way we adjusted isr/ior
@@ -1069,10 +1067,17 @@ skip_save_ior:
bb,COND(>=),n %r8,PSW_W_BIT,intr_save2
LDREG PT_IASQ0(%r29), %r16
LDREG PT_IAOQ0(%r29), %r17
- /* adjust iasq/iaoq */
+ /* adjust iasq0/iaoq0 */
space_adjust %r16,%r17,%r1
STREG %r16, PT_IASQ0(%r29)
STREG %r17, PT_IAOQ0(%r29)
+
+ LDREG PT_IASQ1(%r29), %r16
+ LDREG PT_IAOQ1(%r29), %r17
+ /* adjust iasq1/iaoq1 */
+ space_adjust %r16,%r17,%r1
+ STREG %r16, PT_IASQ1(%r29)
+ STREG %r17, PT_IAOQ1(%r29)
#else
skip_save_ior:
#endif
@@ -1841,6 +1846,10 @@ syscall_restore_rfi:
extru,= %r19,TIF_BLOCKSTEP_PA_BIT,1,%r0
depi -1,7,1,%r20 /* T bit */
+#ifdef CONFIG_64BIT
+ extru,<> %r19,TIF_32BIT_PA_BIT,1,%r0
+ depi -1,4,1,%r20 /* W bit */
+#endif
STREG %r20,TASK_PT_PSW(%r1)
/* Always store space registers, since sr3 can be changed (e.g. fork) */
@@ -1854,7 +1863,6 @@ syscall_restore_rfi:
STREG %r25,TASK_PT_IASQ0(%r1)
STREG %r25,TASK_PT_IASQ1(%r1)
- /* XXX W bit??? */
/* Now if old D bit is clear, it means we didn't save all registers
* on syscall entry, so do that now. This only happens on TRACEME
* calls, or if someone attached to us while we were on a syscall.
diff --git a/arch/powerpc/boot/addnote.c b/arch/powerpc/boot/addnote.c
index 53b3b2621457..78704927453a 100644
--- a/arch/powerpc/boot/addnote.c
+++ b/arch/powerpc/boot/addnote.c
@@ -68,8 +68,8 @@ static int e_class = ELFCLASS32;
#define PUT_16BE(off, v)(buf[off] = ((v) >> 8) & 0xff, \
buf[(off) + 1] = (v) & 0xff)
#define PUT_32BE(off, v)(PUT_16BE((off), (v) >> 16L), PUT_16BE((off) + 2, (v)))
-#define PUT_64BE(off, v)((PUT_32BE((off), (v) >> 32L), \
- PUT_32BE((off) + 4, (v))))
+#define PUT_64BE(off, v)((PUT_32BE((off), (unsigned long long)(v) >> 32L), \
+ PUT_32BE((off) + 4, (unsigned long long)(v))))
#define GET_16LE(off) ((buf[off]) + (buf[(off)+1] << 8))
#define GET_32LE(off) (GET_16LE(off) + (GET_16LE((off)+2U) << 16U))
@@ -78,7 +78,8 @@ static int e_class = ELFCLASS32;
#define PUT_16LE(off, v) (buf[off] = (v) & 0xff, \
buf[(off) + 1] = ((v) >> 8) & 0xff)
#define PUT_32LE(off, v) (PUT_16LE((off), (v)), PUT_16LE((off) + 2, (v) >> 16L))
-#define PUT_64LE(off, v) (PUT_32LE((off), (v)), PUT_32LE((off) + 4, (v) >> 32L))
+#define PUT_64LE(off, v) (PUT_32LE((off), (unsigned long long)(v)), \
+ PUT_32LE((off) + 4, (unsigned long long)(v) >> 32L))
#define GET_16(off) (e_data == ELFDATA2MSB ? GET_16BE(off) : GET_16LE(off))
#define GET_32(off) (e_data == ELFDATA2MSB ? GET_32BE(off) : GET_32LE(off))
diff --git a/arch/powerpc/include/asm/book3s/32/tlbflush.h b/arch/powerpc/include/asm/book3s/32/tlbflush.h
index 4be572908124..e77245d7900f 100644
--- a/arch/powerpc/include/asm/book3s/32/tlbflush.h
+++ b/arch/powerpc/include/asm/book3s/32/tlbflush.h
@@ -11,6 +11,7 @@
void hash__flush_tlb_mm(struct mm_struct *mm);
void hash__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr);
void hash__flush_range(struct mm_struct *mm, unsigned long start, unsigned long end);
+void hash__flush_gather(struct mmu_gather *tlb);
#ifdef CONFIG_SMP
void _tlbie(unsigned long address);
@@ -29,7 +30,9 @@ void _tlbia(void);
static inline void tlb_flush(struct mmu_gather *tlb)
{
/* 603 needs to flush the whole TLB here since it doesn't use a hash table. */
- if (!mmu_has_feature(MMU_FTR_HPTE_TABLE))
+ if (mmu_has_feature(MMU_FTR_HPTE_TABLE))
+ hash__flush_gather(tlb);
+ else
_tlbia();
}
diff --git a/arch/powerpc/include/asm/book3s/64/mmu-hash.h b/arch/powerpc/include/asm/book3s/64/mmu-hash.h
index 1c4eebbc69c9..e1f77e2eead4 100644
--- a/arch/powerpc/include/asm/book3s/64/mmu-hash.h
+++ b/arch/powerpc/include/asm/book3s/64/mmu-hash.h
@@ -524,7 +524,6 @@ void slb_save_contents(struct slb_entry *slb_ptr);
void slb_dump_contents(struct slb_entry *slb_ptr);
extern void slb_vmalloc_update(void);
-void preload_new_slb_context(unsigned long start, unsigned long sp);
#ifdef CONFIG_PPC_64S_HASH_MMU
void slb_set_size(u16 size);
diff --git a/arch/powerpc/include/asm/kfence.h b/arch/powerpc/include/asm/kfence.h
index 424ceef82ae6..fab124ada1c7 100644
--- a/arch/powerpc/include/asm/kfence.h
+++ b/arch/powerpc/include/asm/kfence.h
@@ -15,10 +15,19 @@
#define ARCH_FUNC_PREFIX "."
#endif
+#ifdef CONFIG_KFENCE
+extern bool kfence_disabled;
+
+static inline void disable_kfence(void)
+{
+ kfence_disabled = true;
+}
+
static inline bool arch_kfence_init_pool(void)
{
- return true;
+ return !kfence_disabled;
}
+#endif
#ifdef CONFIG_PPC64
static inline bool kfence_protect_page(unsigned long addr, bool protect)
diff --git a/arch/powerpc/kernel/entry_32.S b/arch/powerpc/kernel/entry_32.S
index 7eda33a24bb4..ba1670311bb0 100644
--- a/arch/powerpc/kernel/entry_32.S
+++ b/arch/powerpc/kernel/entry_32.S
@@ -269,10 +269,9 @@ interrupt_return:
mtspr SPRN_SRR1,r12
BEGIN_FTR_SECTION
+ lwarx r0,0,r1
+END_FTR_SECTION_IFSET(CPU_FTR_NEED_PAIRED_STWCX)
stwcx. r0,0,r1 /* to clear the reservation */
-FTR_SECTION_ELSE
- lwarx r0,0,r1
-ALT_FTR_SECTION_END_IFCLR(CPU_FTR_STCX_CHECKS_ADDRESS)
lwz r3,_CCR(r1)
lwz r4,_LINK(r1)
@@ -315,10 +314,9 @@ ALT_FTR_SECTION_END_IFCLR(CPU_FTR_STCX_CHECKS_ADDRESS)
mtspr SPRN_SRR1,r12
BEGIN_FTR_SECTION
+ lwarx r0,0,r1
+END_FTR_SECTION_IFSET(CPU_FTR_NEED_PAIRED_STWCX)
stwcx. r0,0,r1 /* to clear the reservation */
-FTR_SECTION_ELSE
- lwarx r0,0,r1
-ALT_FTR_SECTION_END_IFCLR(CPU_FTR_STCX_CHECKS_ADDRESS)
lwz r3,_LINK(r1)
lwz r4,_CTR(r1)
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 9452a54d356c..dd23025ef2e1 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1882,8 +1882,6 @@ int copy_thread(struct task_struct *p, const struct kernel_clone_args *args)
return 0;
}
-void preload_new_slb_context(unsigned long start, unsigned long sp);
-
/*
* Set up a thread for executing a new program
*/
@@ -1891,9 +1889,6 @@ void start_thread(struct pt_regs *regs, unsigned long start, unsigned long sp)
{
#ifdef CONFIG_PPC64
unsigned long load_addr = regs->gpr[2]; /* saved by ELF_PLAT_INIT */
-
- if (IS_ENABLED(CONFIG_PPC_BOOK3S_64) && !radix_enabled())
- preload_new_slb_context(start, sp);
#endif
#ifdef CONFIG_PPC_TRANSACTIONAL_MEM
diff --git a/arch/powerpc/kexec/core_64.c b/arch/powerpc/kexec/core_64.c
index e465e4487737..ec7e909d7dcb 100644
--- a/arch/powerpc/kexec/core_64.c
+++ b/arch/powerpc/kexec/core_64.c
@@ -200,6 +200,23 @@ static void kexec_prepare_cpus_wait(int wait_state)
mb();
}
+
+/*
+ * The add_cpu() call in wake_offline_cpus() can fail as cpu_bootable()
+ * returns false for CPUs that fail the cpu_smt_thread_allowed() check
+ * or non primary threads if SMT is disabled. Re-enable SMT and set the
+ * number of SMT threads to threads per core.
+ */
+static void kexec_smt_reenable(void)
+{
+#if defined(CONFIG_SMP) && defined(CONFIG_HOTPLUG_SMT)
+ lock_device_hotplug();
+ cpu_smt_num_threads = threads_per_core;
+ cpu_smt_control = CPU_SMT_ENABLED;
+ unlock_device_hotplug();
+#endif
+}
+
/*
* We need to make sure each present CPU is online. The next kernel will scan
* the device tree and assume primary threads are online and query secondary
@@ -214,6 +231,8 @@ static void wake_offline_cpus(void)
{
int cpu = 0;
+ kexec_smt_reenable();
+
for_each_present_cpu(cpu) {
if (!cpu_online(cpu)) {
printk(KERN_INFO "kexec: Waking offline cpu %d.\n",
diff --git a/arch/powerpc/mm/book3s32/tlb.c b/arch/powerpc/mm/book3s32/tlb.c
index 9ad6b56bfec9..e54a7b011232 100644
--- a/arch/powerpc/mm/book3s32/tlb.c
+++ b/arch/powerpc/mm/book3s32/tlb.c
@@ -105,3 +105,12 @@ void hash__flush_tlb_page(struct vm_area_struct *vma, unsigned long vmaddr)
flush_hash_pages(mm->context.id, vmaddr, pmd_val(*pmd), 1);
}
EXPORT_SYMBOL(hash__flush_tlb_page);
+
+void hash__flush_gather(struct mmu_gather *tlb)
+{
+ if (tlb->fullmm || tlb->need_flush_all)
+ hash__flush_tlb_mm(tlb->mm);
+ else
+ hash__flush_range(tlb->mm, tlb->start, tlb->end);
+}
+EXPORT_SYMBOL(hash__flush_gather);
diff --git a/arch/powerpc/mm/book3s64/hash_utils.c b/arch/powerpc/mm/book3s64/hash_utils.c
index ad2afa08e62e..4f09d295e518 100644
--- a/arch/powerpc/mm/book3s64/hash_utils.c
+++ b/arch/powerpc/mm/book3s64/hash_utils.c
@@ -1032,11 +1032,14 @@ static void __init htab_initialize(void)
unsigned long table;
unsigned long pteg_count;
unsigned long prot;
- phys_addr_t base = 0, size = 0, end;
+ phys_addr_t base = 0, size = 0, end, limit = MEMBLOCK_ALLOC_ANYWHERE;
u64 i;
DBG(" -> htab_initialize()\n");
+ if (firmware_has_feature(FW_FEATURE_LPAR))
+ limit = ppc64_rma_size;
+
if (mmu_has_feature(MMU_FTR_1T_SEGMENT)) {
mmu_kernel_ssize = MMU_SEGSIZE_1T;
mmu_highuser_ssize = MMU_SEGSIZE_1T;
@@ -1052,7 +1055,7 @@ static void __init htab_initialize(void)
// Too early to use nr_cpu_ids, so use NR_CPUS
tmp = memblock_phys_alloc_range(sizeof(struct stress_hpt_struct) * NR_CPUS,
__alignof__(struct stress_hpt_struct),
- 0, MEMBLOCK_ALLOC_ANYWHERE);
+ MEMBLOCK_LOW_LIMIT, limit);
memset((void *)tmp, 0xff, sizeof(struct stress_hpt_struct) * NR_CPUS);
stress_hpt_struct = __va(tmp);
@@ -1086,7 +1089,6 @@ static void __init htab_initialize(void)
mmu_hash_ops.hpte_clear_all();
#endif
} else {
- unsigned long limit = MEMBLOCK_ALLOC_ANYWHERE;
#ifdef CONFIG_PPC_CELL
/*
@@ -1102,7 +1104,7 @@ static void __init htab_initialize(void)
table = memblock_phys_alloc_range(htab_size_bytes,
htab_size_bytes,
- 0, limit);
+ MEMBLOCK_LOW_LIMIT, limit);
if (!table)
panic("ERROR: Failed to allocate %pa bytes below %pa\n",
&htab_size_bytes, &limit);
diff --git a/arch/powerpc/mm/book3s64/internal.h b/arch/powerpc/mm/book3s64/internal.h
index a57a25f06a21..c26a6f0c90fc 100644
--- a/arch/powerpc/mm/book3s64/internal.h
+++ b/arch/powerpc/mm/book3s64/internal.h
@@ -24,8 +24,6 @@ static inline bool stress_hpt(void)
void hpt_do_stress(unsigned long ea, unsigned long hpte_group);
-void slb_setup_new_exec(void);
-
void exit_lazy_flush_tlb(struct mm_struct *mm, bool always_flush);
#endif /* ARCH_POWERPC_MM_BOOK3S64_INTERNAL_H */
diff --git a/arch/powerpc/mm/book3s64/mmu_context.c b/arch/powerpc/mm/book3s64/mmu_context.c
index 1715b07c630c..997bc13a690e 100644
--- a/arch/powerpc/mm/book3s64/mmu_context.c
+++ b/arch/powerpc/mm/book3s64/mmu_context.c
@@ -150,8 +150,6 @@ static int hash__init_new_context(struct mm_struct *mm)
void hash__setup_new_exec(void)
{
slice_setup_new_exec();
-
- slb_setup_new_exec();
}
#else
static inline int hash__init_new_context(struct mm_struct *mm)
diff --git a/arch/powerpc/mm/book3s64/radix_pgtable.c b/arch/powerpc/mm/book3s64/radix_pgtable.c
index aff3b37e32d6..7581e0ef3f6c 100644
--- a/arch/powerpc/mm/book3s64/radix_pgtable.c
+++ b/arch/powerpc/mm/book3s64/radix_pgtable.c
@@ -17,6 +17,7 @@
#include <linux/hugetlb.h>
#include <linux/string_helpers.h>
#include <linux/memory.h>
+#include <linux/kfence.h>
#include <asm/pgalloc.h>
#include <asm/mmu_context.h>
@@ -31,6 +32,7 @@
#include <asm/uaccess.h>
#include <asm/ultravisor.h>
#include <asm/set_memory.h>
+#include <asm/kfence.h>
#include <trace/events/thp.h>
@@ -293,7 +295,8 @@ static unsigned long next_boundary(unsigned long addr, unsigned long end)
static int __meminit create_physical_mapping(unsigned long start,
unsigned long end,
- int nid, pgprot_t _prot)
+ int nid, pgprot_t _prot,
+ unsigned long mapping_sz_limit)
{
unsigned long vaddr, addr, mapping_size = 0;
bool prev_exec, exec = false;
@@ -301,7 +304,10 @@ static int __meminit create_physical_mapping(unsigned long start,
int psize;
unsigned long max_mapping_size = memory_block_size;
- if (debug_pagealloc_enabled_or_kfence())
+ if (mapping_sz_limit < max_mapping_size)
+ max_mapping_size = mapping_sz_limit;
+
+ if (debug_pagealloc_enabled())
max_mapping_size = PAGE_SIZE;
start = ALIGN(start, PAGE_SIZE);
@@ -356,8 +362,74 @@ static int __meminit create_physical_mapping(unsigned long start,
return 0;
}
+#ifdef CONFIG_KFENCE
+static bool __ro_after_init kfence_early_init = !!CONFIG_KFENCE_SAMPLE_INTERVAL;
+
+static int __init parse_kfence_early_init(char *arg)
+{
+ int val;
+
+ if (get_option(&arg, &val))
+ kfence_early_init = !!val;
+ return 0;
+}
+early_param("kfence.sample_interval", parse_kfence_early_init);
+
+static inline phys_addr_t alloc_kfence_pool(void)
+{
+ phys_addr_t kfence_pool;
+
+ /*
+ * TODO: Support to enable KFENCE after bootup depends on the ability to
+ * split page table mappings. As such support is not currently
+ * implemented for radix pagetables, support enabling KFENCE
+ * only at system startup for now.
+ *
+ * After support for splitting mappings is available on radix,
+ * alloc_kfence_pool() & map_kfence_pool() can be dropped and
+ * mapping for __kfence_pool memory can be
+ * split during arch_kfence_init_pool().
+ */
+ if (!kfence_early_init)
+ goto no_kfence;
+
+ kfence_pool = memblock_phys_alloc(KFENCE_POOL_SIZE, PAGE_SIZE);
+ if (!kfence_pool)
+ goto no_kfence;
+
+ memblock_mark_nomap(kfence_pool, KFENCE_POOL_SIZE);
+ return kfence_pool;
+
+no_kfence:
+ disable_kfence();
+ return 0;
+}
+
+static inline void map_kfence_pool(phys_addr_t kfence_pool)
+{
+ if (!kfence_pool)
+ return;
+
+ if (create_physical_mapping(kfence_pool, kfence_pool + KFENCE_POOL_SIZE,
+ -1, PAGE_KERNEL, PAGE_SIZE))
+ goto err;
+
+ memblock_clear_nomap(kfence_pool, KFENCE_POOL_SIZE);
+ __kfence_pool = __va(kfence_pool);
+ return;
+
+err:
+ memblock_phys_free(kfence_pool, KFENCE_POOL_SIZE);
+ disable_kfence();
+}
+#else
+static inline phys_addr_t alloc_kfence_pool(void) { return 0; }
+static inline void map_kfence_pool(phys_addr_t kfence_pool) { }
+#endif
+
static void __init radix_init_pgtable(void)
{
+ phys_addr_t kfence_pool;
unsigned long rts_field;
phys_addr_t start, end;
u64 i;
@@ -365,6 +437,8 @@ static void __init radix_init_pgtable(void)
/* We don't support slb for radix */
slb_set_size(0);
+ kfence_pool = alloc_kfence_pool();
+
/*
* Create the linear mapping
*/
@@ -381,9 +455,11 @@ static void __init radix_init_pgtable(void)
}
WARN_ON(create_physical_mapping(start, end,
- -1, PAGE_KERNEL));
+ -1, PAGE_KERNEL, ~0UL));
}
+ map_kfence_pool(kfence_pool);
+
if (!cpu_has_feature(CPU_FTR_HVMODE) &&
cpu_has_feature(CPU_FTR_P9_RADIX_PREFETCH_BUG)) {
/*
@@ -875,7 +951,7 @@ int __meminit radix__create_section_mapping(unsigned long start,
}
return create_physical_mapping(__pa(start), __pa(end),
- nid, prot);
+ nid, prot, ~0UL);
}
int __meminit radix__remove_section_mapping(unsigned long start, unsigned long end)
diff --git a/arch/powerpc/mm/book3s64/slb.c b/arch/powerpc/mm/book3s64/slb.c
index f2708c8629a5..8e8d5da7b482 100644
--- a/arch/powerpc/mm/book3s64/slb.c
+++ b/arch/powerpc/mm/book3s64/slb.c
@@ -328,94 +328,6 @@ static void preload_age(struct thread_info *ti)
ti->slb_preload_tail = (ti->slb_preload_tail + 1) % SLB_PRELOAD_NR;
}
-void slb_setup_new_exec(void)
-{
- struct thread_info *ti = current_thread_info();
- struct mm_struct *mm = current->mm;
- unsigned long exec = 0x10000000;
-
- WARN_ON(irqs_disabled());
-
- /*
- * preload cache can only be used to determine whether a SLB
- * entry exists if it does not start to overflow.
- */
- if (ti->slb_preload_nr + 2 > SLB_PRELOAD_NR)
- return;
-
- hard_irq_disable();
-
- /*
- * We have no good place to clear the slb preload cache on exec,
- * flush_thread is about the earliest arch hook but that happens
- * after we switch to the mm and have already preloaded the SLBEs.
- *
- * For the most part that's probably okay to use entries from the
- * previous exec, they will age out if unused. It may turn out to
- * be an advantage to clear the cache before switching to it,
- * however.
- */
-
- /*
- * preload some userspace segments into the SLB.
- * Almost all 32 and 64bit PowerPC executables are linked at
- * 0x10000000 so it makes sense to preload this segment.
- */
- if (!is_kernel_addr(exec)) {
- if (preload_add(ti, exec))
- slb_allocate_user(mm, exec);
- }
-
- /* Libraries and mmaps. */
- if (!is_kernel_addr(mm->mmap_base)) {
- if (preload_add(ti, mm->mmap_base))
- slb_allocate_user(mm, mm->mmap_base);
- }
-
- /* see switch_slb */
- asm volatile("isync" : : : "memory");
-
- local_irq_enable();
-}
-
-void preload_new_slb_context(unsigned long start, unsigned long sp)
-{
- struct thread_info *ti = current_thread_info();
- struct mm_struct *mm = current->mm;
- unsigned long heap = mm->start_brk;
-
- WARN_ON(irqs_disabled());
-
- /* see above */
- if (ti->slb_preload_nr + 3 > SLB_PRELOAD_NR)
- return;
-
- hard_irq_disable();
-
- /* Userspace entry address. */
- if (!is_kernel_addr(start)) {
- if (preload_add(ti, start))
- slb_allocate_user(mm, start);
- }
-
- /* Top of stack, grows down. */
- if (!is_kernel_addr(sp)) {
- if (preload_add(ti, sp))
- slb_allocate_user(mm, sp);
- }
-
- /* Bottom of heap, grows up. */
- if (heap && !is_kernel_addr(heap)) {
- if (preload_add(ti, heap))
- slb_allocate_user(mm, heap);
- }
-
- /* see switch_slb */
- asm volatile("isync" : : : "memory");
-
- local_irq_enable();
-}
-
static void slb_cache_slbie_kernel(unsigned int index)
{
unsigned long slbie_data = get_paca()->slb_cache[index];
diff --git a/arch/powerpc/mm/init-common.c b/arch/powerpc/mm/init-common.c
index d3a7726ecf51..21131b96d209 100644
--- a/arch/powerpc/mm/init-common.c
+++ b/arch/powerpc/mm/init-common.c
@@ -31,6 +31,9 @@ EXPORT_SYMBOL_GPL(kernstart_virt_addr);
bool disable_kuep = !IS_ENABLED(CONFIG_PPC_KUEP);
bool disable_kuap = !IS_ENABLED(CONFIG_PPC_KUAP);
+#ifdef CONFIG_KFENCE
+bool __ro_after_init kfence_disabled;
+#endif
static int __init parse_nosmep(char *p)
{
diff --git a/arch/powerpc/mm/ptdump/hashpagetable.c b/arch/powerpc/mm/ptdump/hashpagetable.c
index 9a601587836b..ee5e1dfe7932 100644
--- a/arch/powerpc/mm/ptdump/hashpagetable.c
+++ b/arch/powerpc/mm/ptdump/hashpagetable.c
@@ -216,6 +216,8 @@ static int native_find(unsigned long ea, int psize, bool primary, u64 *v, u64
vpn = hpt_vpn(ea, vsid, ssize);
hash = hpt_hash(vpn, shift, ssize);
want_v = hpte_encode_avpn(vpn, psize, ssize);
+ if (cpu_has_feature(CPU_FTR_ARCH_300))
+ want_v = hpte_old_to_new_v(want_v);
/* to check in the secondary hash table, we invert the hash */
if (!primary)
@@ -229,6 +231,10 @@ static int native_find(unsigned long ea, int psize, bool primary, u64 *v, u64
/* HPTE matches */
*v = be64_to_cpu(hptep->v);
*r = be64_to_cpu(hptep->r);
+ if (cpu_has_feature(CPU_FTR_ARCH_300)) {
+ *v = hpte_new_to_old_v(*v, *r);
+ *r = hpte_new_to_old_r(*r);
+ }
return 0;
}
++hpte_group;
diff --git a/arch/powerpc/platforms/pseries/cmm.c b/arch/powerpc/platforms/pseries/cmm.c
index 5f4037c1d7fe..851670ad515a 100644
--- a/arch/powerpc/platforms/pseries/cmm.c
+++ b/arch/powerpc/platforms/pseries/cmm.c
@@ -532,7 +532,7 @@ static int cmm_migratepage(struct balloon_dev_info *b_dev_info,
spin_lock_irqsave(&b_dev_info->pages_lock, flags);
balloon_page_insert(b_dev_info, newpage);
- balloon_page_delete(page);
+ __count_vm_event(BALLOON_MIGRATE);
b_dev_info->isolated_pages--;
spin_unlock_irqrestore(&b_dev_info->pages_lock, flags);
@@ -542,6 +542,7 @@ static int cmm_migratepage(struct balloon_dev_info *b_dev_info,
*/
plpar_page_set_active(page);
+ balloon_page_finalize(page);
/* balloon page list reference */
put_page(page);
@@ -550,7 +551,6 @@ static int cmm_migratepage(struct balloon_dev_info *b_dev_info,
static void cmm_balloon_compaction_init(void)
{
- balloon_devinfo_init(&b_dev_info);
b_dev_info.migratepage = cmm_migratepage;
}
#else /* CONFIG_BALLOON_COMPACTION */
@@ -572,6 +572,7 @@ static int cmm_init(void)
if (!firmware_has_feature(FW_FEATURE_CMO) && !simulate)
return -EOPNOTSUPP;
+ balloon_devinfo_init(&b_dev_info);
cmm_balloon_compaction_init();
rc = register_oom_notifier(&cmm_oom_nb);
diff --git a/arch/riscv/kvm/vcpu_insn.c b/arch/riscv/kvm/vcpu_insn.c
index 7a6abed41bc1..703d1e0fce77 100644
--- a/arch/riscv/kvm/vcpu_insn.c
+++ b/arch/riscv/kvm/vcpu_insn.c
@@ -396,6 +396,22 @@ static int system_opcode_insn(struct kvm_vcpu *vcpu, struct kvm_run *run,
return (rc <= 0) ? rc : 1;
}
+static bool is_load_guest_page_fault(unsigned long scause)
+{
+ /**
+ * If a g-stage page fault occurs, the direct approach
+ * is to let the g-stage page fault handler handle it
+ * naturally, however, calling the g-stage page fault
+ * handler here seems rather strange.
+ * Considering this is a corner case, we can directly
+ * return to the guest and re-execute the same PC, this
+ * will trigger a g-stage page fault again and then the
+ * regular g-stage page fault handler will populate
+ * g-stage page table.
+ */
+ return (scause == EXC_LOAD_GUEST_PAGE_FAULT);
+}
+
/**
* kvm_riscv_vcpu_virtual_insn -- Handle virtual instruction trap
*
@@ -421,6 +437,8 @@ int kvm_riscv_vcpu_virtual_insn(struct kvm_vcpu *vcpu, struct kvm_run *run,
ct->sepc,
&utrap);
if (utrap.scause) {
+ if (is_load_guest_page_fault(utrap.scause))
+ return 1;
utrap.sepc = ct->sepc;
kvm_riscv_vcpu_trap_redirect(vcpu, &utrap);
return 1;
@@ -476,6 +494,8 @@ int kvm_riscv_vcpu_mmio_load(struct kvm_vcpu *vcpu, struct kvm_run *run,
insn = kvm_riscv_vcpu_unpriv_read(vcpu, true, ct->sepc,
&utrap);
if (utrap.scause) {
+ if (is_load_guest_page_fault(utrap.scause))
+ return 1;
/* Redirect trap if we failed to read instruction */
utrap.sepc = ct->sepc;
kvm_riscv_vcpu_trap_redirect(vcpu, &utrap);
@@ -602,6 +622,8 @@ int kvm_riscv_vcpu_mmio_store(struct kvm_vcpu *vcpu, struct kvm_run *run,
insn = kvm_riscv_vcpu_unpriv_read(vcpu, true, ct->sepc,
&utrap);
if (utrap.scause) {
+ if (is_load_guest_page_fault(utrap.scause))
+ return 1;
/* Redirect trap if we failed to read instruction */
utrap.sepc = ct->sepc;
kvm_riscv_vcpu_trap_redirect(vcpu, &utrap);
diff --git a/arch/s390/include/uapi/asm/ipl.h b/arch/s390/include/uapi/asm/ipl.h
index 2cd28af50dd4..3d64a2251699 100644
--- a/arch/s390/include/uapi/asm/ipl.h
+++ b/arch/s390/include/uapi/asm/ipl.h
@@ -15,6 +15,7 @@ struct ipl_pl_hdr {
#define IPL_PL_FLAG_IPLPS 0x80
#define IPL_PL_FLAG_SIPL 0x40
#define IPL_PL_FLAG_IPLSR 0x20
+#define IPL_PL_FLAG_SBP 0x10
/* IPL Parameter Block header */
struct ipl_pb_hdr {
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index a3d3cb39b021..005aa9f694b3 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -260,6 +260,24 @@ static struct kobj_attribute sys_##_prefix##_##_name##_attr = \
sys_##_prefix##_##_name##_show, \
sys_##_prefix##_##_name##_store)
+#define DEFINE_IPL_ATTR_BOOTPROG_RW(_prefix, _name, _fmt_out, _fmt_in, _hdr, _value) \
+ IPL_ATTR_SHOW_FN(_prefix, _name, _fmt_out, (unsigned long long) _value) \
+static ssize_t sys_##_prefix##_##_name##_store(struct kobject *kobj, \
+ struct kobj_attribute *attr, \
+ const char *buf, size_t len) \
+{ \
+ unsigned long long value; \
+ if (sscanf(buf, _fmt_in, &value) != 1) \
+ return -EINVAL; \
+ (_value) = value; \
+ (_hdr).flags &= ~IPL_PL_FLAG_SBP; \
+ return len; \
+} \
+static struct kobj_attribute sys_##_prefix##_##_name##_attr = \
+ __ATTR(_name, 0644, \
+ sys_##_prefix##_##_name##_show, \
+ sys_##_prefix##_##_name##_store)
+
#define DEFINE_IPL_ATTR_STR_RW(_prefix, _name, _fmt_out, _fmt_in, _value)\
IPL_ATTR_SHOW_FN(_prefix, _name, _fmt_out, _value) \
static ssize_t sys_##_prefix##_##_name##_store(struct kobject *kobj, \
@@ -824,12 +842,13 @@ DEFINE_IPL_ATTR_RW(reipl_fcp, wwpn, "0x%016llx\n", "%llx\n",
reipl_block_fcp->fcp.wwpn);
DEFINE_IPL_ATTR_RW(reipl_fcp, lun, "0x%016llx\n", "%llx\n",
reipl_block_fcp->fcp.lun);
-DEFINE_IPL_ATTR_RW(reipl_fcp, bootprog, "%lld\n", "%lld\n",
- reipl_block_fcp->fcp.bootprog);
DEFINE_IPL_ATTR_RW(reipl_fcp, br_lba, "%lld\n", "%lld\n",
reipl_block_fcp->fcp.br_lba);
DEFINE_IPL_ATTR_RW(reipl_fcp, device, "0.0.%04llx\n", "0.0.%llx\n",
reipl_block_fcp->fcp.devno);
+DEFINE_IPL_ATTR_BOOTPROG_RW(reipl_fcp, bootprog, "%lld\n", "%lld\n",
+ reipl_block_fcp->hdr,
+ reipl_block_fcp->fcp.bootprog);
static void reipl_get_ascii_loadparm(char *loadparm,
struct ipl_parameter_block *ibp)
@@ -982,10 +1001,11 @@ DEFINE_IPL_ATTR_RW(reipl_nvme, fid, "0x%08llx\n", "%llx\n",
reipl_block_nvme->nvme.fid);
DEFINE_IPL_ATTR_RW(reipl_nvme, nsid, "0x%08llx\n", "%llx\n",
reipl_block_nvme->nvme.nsid);
-DEFINE_IPL_ATTR_RW(reipl_nvme, bootprog, "%lld\n", "%lld\n",
- reipl_block_nvme->nvme.bootprog);
DEFINE_IPL_ATTR_RW(reipl_nvme, br_lba, "%lld\n", "%lld\n",
reipl_block_nvme->nvme.br_lba);
+DEFINE_IPL_ATTR_BOOTPROG_RW(reipl_nvme, bootprog, "%lld\n", "%lld\n",
+ reipl_block_nvme->hdr,
+ reipl_block_nvme->nvme.bootprog);
static struct attribute *reipl_nvme_attrs[] = {
&sys_reipl_nvme_fid_attr.attr,
@@ -1112,8 +1132,9 @@ static struct bin_attribute *reipl_eckd_bin_attrs[] = {
};
DEFINE_IPL_CCW_ATTR_RW(reipl_eckd, device, reipl_block_eckd->eckd);
-DEFINE_IPL_ATTR_RW(reipl_eckd, bootprog, "%lld\n", "%lld\n",
- reipl_block_eckd->eckd.bootprog);
+DEFINE_IPL_ATTR_BOOTPROG_RW(reipl_eckd, bootprog, "%lld\n", "%lld\n",
+ reipl_block_eckd->hdr,
+ reipl_block_eckd->eckd.bootprog);
static struct attribute *reipl_eckd_attrs[] = {
&sys_reipl_eckd_device_attr.attr,
@@ -1641,12 +1662,13 @@ DEFINE_IPL_ATTR_RW(dump_fcp, wwpn, "0x%016llx\n", "%llx\n",
dump_block_fcp->fcp.wwpn);
DEFINE_IPL_ATTR_RW(dump_fcp, lun, "0x%016llx\n", "%llx\n",
dump_block_fcp->fcp.lun);
-DEFINE_IPL_ATTR_RW(dump_fcp, bootprog, "%lld\n", "%lld\n",
- dump_block_fcp->fcp.bootprog);
DEFINE_IPL_ATTR_RW(dump_fcp, br_lba, "%lld\n", "%lld\n",
dump_block_fcp->fcp.br_lba);
DEFINE_IPL_ATTR_RW(dump_fcp, device, "0.0.%04llx\n", "0.0.%llx\n",
dump_block_fcp->fcp.devno);
+DEFINE_IPL_ATTR_BOOTPROG_RW(dump_fcp, bootprog, "%lld\n", "%lld\n",
+ dump_block_fcp->hdr,
+ dump_block_fcp->fcp.bootprog);
static struct attribute *dump_fcp_attrs[] = {
&sys_dump_fcp_device_attr.attr,
@@ -1667,10 +1689,11 @@ DEFINE_IPL_ATTR_RW(dump_nvme, fid, "0x%08llx\n", "%llx\n",
dump_block_nvme->nvme.fid);
DEFINE_IPL_ATTR_RW(dump_nvme, nsid, "0x%08llx\n", "%llx\n",
dump_block_nvme->nvme.nsid);
-DEFINE_IPL_ATTR_RW(dump_nvme, bootprog, "%lld\n", "%llx\n",
- dump_block_nvme->nvme.bootprog);
DEFINE_IPL_ATTR_RW(dump_nvme, br_lba, "%lld\n", "%llx\n",
dump_block_nvme->nvme.br_lba);
+DEFINE_IPL_ATTR_BOOTPROG_RW(dump_nvme, bootprog, "%lld\n", "%llx\n",
+ dump_block_nvme->hdr,
+ dump_block_nvme->nvme.bootprog);
static struct attribute *dump_nvme_attrs[] = {
&sys_dump_nvme_fid_attr.attr,
@@ -1687,8 +1710,9 @@ static struct attribute_group dump_nvme_attr_group = {
/* ECKD dump device attributes */
DEFINE_IPL_CCW_ATTR_RW(dump_eckd, device, dump_block_eckd->eckd);
-DEFINE_IPL_ATTR_RW(dump_eckd, bootprog, "%lld\n", "%llx\n",
- dump_block_eckd->eckd.bootprog);
+DEFINE_IPL_ATTR_BOOTPROG_RW(dump_eckd, bootprog, "%lld\n", "%llx\n",
+ dump_block_eckd->hdr,
+ dump_block_eckd->eckd.bootprog);
IPL_ATTR_BR_CHR_SHOW_FN(dump, dump_block_eckd->eckd);
IPL_ATTR_BR_CHR_STORE_FN(dump, dump_block_eckd->eckd);
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index c63be2efd689..1970c9077597 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -759,6 +759,7 @@ static void __ref smp_get_core_info(struct sclp_core_info *info, int early)
continue;
info->core[info->configured].core_id =
address >> smp_cpu_mt_shift;
+ info->core[info->configured].type = boot_core_type;
info->configured++;
}
info->combined = info->configured;
diff --git a/arch/x86/boot/compressed/pgtable_64.c b/arch/x86/boot/compressed/pgtable_64.c
index 15354673d3aa..dc21b0d89d66 100644
--- a/arch/x86/boot/compressed/pgtable_64.c
+++ b/arch/x86/boot/compressed/pgtable_64.c
@@ -2,6 +2,7 @@
#include "misc.h"
#include <asm/bootparam_utils.h>
#include <asm/e820/types.h>
+#include <asm/pgtable.h>
#include <asm/processor.h>
#include "pgtable.h"
#include "../string.h"
@@ -175,9 +176,10 @@ asmlinkage void configure_5level_paging(struct boot_params *bp, void *pgtable)
* For 4- to 5-level paging transition, set up current CR3 as
* the first and the only entry in a new top-level page table.
*/
- *trampoline_32bit = __native_read_cr3() | _PAGE_TABLE_NOENC;
+ *trampoline_32bit = native_read_cr3_pa() | _PAGE_TABLE_NOENC;
} else {
- unsigned long src;
+ u64 *new_cr3;
+ pgd_t *pgdp;
/*
* For 5- to 4-level paging transition, copy page table pointed
@@ -187,8 +189,9 @@ asmlinkage void configure_5level_paging(struct boot_params *bp, void *pgtable)
* We cannot just point to the page table from trampoline as it
* may be above 4G.
*/
- src = *(unsigned long *)__native_read_cr3() & PAGE_MASK;
- memcpy(trampoline_32bit, (void *)src, PAGE_SIZE);
+ pgdp = (pgd_t *)native_read_cr3_pa();
+ new_cr3 = (u64 *)(native_pgd_val(pgdp[0]) & PTE_PFN_MASK);
+ memcpy(trampoline_32bit, new_cr3, PAGE_SIZE);
}
toggle_la57(trampoline_32bit);
diff --git a/arch/x86/crypto/blake2s-core.S b/arch/x86/crypto/blake2s-core.S
index b50b35ff1fdb..ca2644820dfc 100644
--- a/arch/x86/crypto/blake2s-core.S
+++ b/arch/x86/crypto/blake2s-core.S
@@ -54,7 +54,7 @@ SYM_FUNC_START(blake2s_compress_ssse3)
movdqa ROT16(%rip),%xmm12
movdqa ROR328(%rip),%xmm13
movdqu 0x20(%rdi),%xmm14
- movq %rcx,%xmm15
+ movd %ecx,%xmm15
leaq SIGMA+0xa0(%rip),%r8
jmp .Lbeginofloop
.align 32
@@ -179,7 +179,7 @@ SYM_FUNC_START(blake2s_compress_avx512)
vmovdqu (%rdi),%xmm0
vmovdqu 0x10(%rdi),%xmm1
vmovdqu 0x20(%rdi),%xmm4
- vmovq %rcx,%xmm5
+ vmovd %ecx,%xmm5
vmovdqa IV(%rip),%xmm14
vmovdqa IV+16(%rip),%xmm15
jmp .Lblake2s_compress_avx512_mainloop
diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c
index e72dac092245..3c88bdf96e7a 100644
--- a/arch/x86/entry/common.c
+++ b/arch/x86/entry/common.c
@@ -20,11 +20,6 @@
#include <linux/syscalls.h>
#include <linux/uaccess.h>
-#ifdef CONFIG_XEN_PV
-#include <xen/xen-ops.h>
-#include <xen/events.h>
-#endif
-
#include <asm/apic.h>
#include <asm/desc.h>
#include <asm/traps.h>
@@ -346,70 +341,3 @@ SYSCALL_DEFINE0(ni_syscall)
{
return -ENOSYS;
}
-
-#ifdef CONFIG_XEN_PV
-#ifndef CONFIG_PREEMPTION
-/*
- * Some hypercalls issued by the toolstack can take many 10s of
- * seconds. Allow tasks running hypercalls via the privcmd driver to
- * be voluntarily preempted even if full kernel preemption is
- * disabled.
- *
- * Such preemptible hypercalls are bracketed by
- * xen_preemptible_hcall_begin() and xen_preemptible_hcall_end()
- * calls.
- */
-DEFINE_PER_CPU(bool, xen_in_preemptible_hcall);
-EXPORT_SYMBOL_GPL(xen_in_preemptible_hcall);
-
-/*
- * In case of scheduling the flag must be cleared and restored after
- * returning from schedule as the task might move to a different CPU.
- */
-static __always_inline bool get_and_clear_inhcall(void)
-{
- bool inhcall = __this_cpu_read(xen_in_preemptible_hcall);
-
- __this_cpu_write(xen_in_preemptible_hcall, false);
- return inhcall;
-}
-
-static __always_inline void restore_inhcall(bool inhcall)
-{
- __this_cpu_write(xen_in_preemptible_hcall, inhcall);
-}
-#else
-static __always_inline bool get_and_clear_inhcall(void) { return false; }
-static __always_inline void restore_inhcall(bool inhcall) { }
-#endif
-
-static void __xen_pv_evtchn_do_upcall(struct pt_regs *regs)
-{
- struct pt_regs *old_regs = set_irq_regs(regs);
-
- inc_irq_stat(irq_hv_callback_count);
-
- xen_evtchn_do_upcall();
-
- set_irq_regs(old_regs);
-}
-
-__visible noinstr void xen_pv_evtchn_do_upcall(struct pt_regs *regs)
-{
- irqentry_state_t state = irqentry_enter(regs);
- bool inhcall;
-
- instrumentation_begin();
- run_sysvec_on_irqstack_cond(__xen_pv_evtchn_do_upcall, regs);
-
- inhcall = get_and_clear_inhcall();
- if (inhcall && !WARN_ON_ONCE(state.exit_rcu)) {
- irqentry_exit_cond_resched();
- instrumentation_end();
- restore_inhcall(inhcall);
- } else {
- instrumentation_end();
- irqentry_exit(regs, state);
- }
-}
-#endif /* CONFIG_XEN_PV */
diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c
index aa8fc2cf1bde..211f429750f5 100644
--- a/arch/x86/events/amd/core.c
+++ b/arch/x86/events/amd/core.c
@@ -745,7 +745,12 @@ static void amd_pmu_enable_all(int added)
if (!test_bit(idx, cpuc->active_mask))
continue;
- amd_pmu_enable_event(cpuc->events[idx]);
+ /*
+ * FIXME: cpuc->events[idx] can become NULL in a subtle race
+ * condition with NMI->throttle->x86_pmu_stop().
+ */
+ if (cpuc->events[idx])
+ amd_pmu_enable_event(cpuc->events[idx]);
}
}
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 87ea4339e03a..8d1ec1d888da 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -3808,7 +3808,9 @@ static unsigned long intel_pmu_large_pebs_flags(struct perf_event *event)
if (!event->attr.exclude_kernel)
flags &= ~PERF_SAMPLE_REGS_USER;
if (event->attr.sample_regs_user & ~PEBS_GP_REGS)
- flags &= ~(PERF_SAMPLE_REGS_USER | PERF_SAMPLE_REGS_INTR);
+ flags &= ~PERF_SAMPLE_REGS_USER;
+ if (event->attr.sample_regs_intr & ~PEBS_GP_REGS)
+ flags &= ~PERF_SAMPLE_REGS_INTR;
return flags;
}
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 813887324d52..df950c184c59 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1950,6 +1950,11 @@ u64 vcpu_tsc_khz(struct kvm_vcpu *vcpu);
* the gfn, i.e. retrying the instruction will hit a
* !PRESENT fault, which results in a new shadow page
* and sends KVM back to square one.
+ *
+ * EMULTYPE_SKIP_SOFT_INT - Set in combination with EMULTYPE_SKIP to only skip
+ * an instruction if it could generate a given software
+ * interrupt, which must be encoded via
+ * EMULTYPE_SET_SOFT_INT_VECTOR().
*/
#define EMULTYPE_NO_DECODE (1 << 0)
#define EMULTYPE_TRAP_UD (1 << 1)
@@ -1960,6 +1965,10 @@ u64 vcpu_tsc_khz(struct kvm_vcpu *vcpu);
#define EMULTYPE_PF (1 << 6)
#define EMULTYPE_COMPLETE_USER_EXIT (1 << 7)
#define EMULTYPE_WRITE_PF_TO_SP (1 << 8)
+#define EMULTYPE_SKIP_SOFT_INT (1 << 9)
+
+#define EMULTYPE_SET_SOFT_INT_VECTOR(v) ((u32)((v) & 0xff) << 16)
+#define EMULTYPE_GET_SOFT_INT_VECTOR(e) (((e) >> 16) & 0xff)
int kvm_emulate_instruction(struct kvm_vcpu *vcpu, int emulation_type);
int kvm_emulate_instruction_from_buffer(struct kvm_vcpu *vcpu,
diff --git a/arch/x86/include/asm/ptrace.h b/arch/x86/include/asm/ptrace.h
index 5a83fbd9bc0b..eb5b1e2aa700 100644
--- a/arch/x86/include/asm/ptrace.h
+++ b/arch/x86/include/asm/ptrace.h
@@ -187,12 +187,12 @@ convert_ip_to_linear(struct task_struct *child, struct pt_regs *regs);
extern void send_sigtrap(struct pt_regs *regs, int error_code, int si_code);
-static inline unsigned long regs_return_value(struct pt_regs *regs)
+static __always_inline unsigned long regs_return_value(struct pt_regs *regs)
{
return regs->ax;
}
-static inline void regs_set_return_value(struct pt_regs *regs, unsigned long rc)
+static __always_inline void regs_set_return_value(struct pt_regs *regs, unsigned long rc)
{
regs->ax = rc;
}
@@ -277,34 +277,34 @@ static __always_inline bool ip_within_syscall_gap(struct pt_regs *regs)
}
#endif
-static inline unsigned long kernel_stack_pointer(struct pt_regs *regs)
+static __always_inline unsigned long kernel_stack_pointer(struct pt_regs *regs)
{
return regs->sp;
}
-static inline unsigned long instruction_pointer(struct pt_regs *regs)
+static __always_inline unsigned long instruction_pointer(struct pt_regs *regs)
{
return regs->ip;
}
-static inline void instruction_pointer_set(struct pt_regs *regs,
- unsigned long val)
+static __always_inline
+void instruction_pointer_set(struct pt_regs *regs, unsigned long val)
{
regs->ip = val;
}
-static inline unsigned long frame_pointer(struct pt_regs *regs)
+static __always_inline unsigned long frame_pointer(struct pt_regs *regs)
{
return regs->bp;
}
-static inline unsigned long user_stack_pointer(struct pt_regs *regs)
+static __always_inline unsigned long user_stack_pointer(struct pt_regs *regs)
{
return regs->sp;
}
-static inline void user_stack_pointer_set(struct pt_regs *regs,
- unsigned long val)
+static __always_inline
+void user_stack_pointer_set(struct pt_regs *regs, unsigned long val)
{
regs->sp = val;
}
diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
index 9952c774eaa6..24cfc22cec5e 100644
--- a/arch/x86/kernel/cpu/microcode/amd.c
+++ b/arch/x86/kernel/cpu/microcode/amd.c
@@ -237,7 +237,7 @@ static bool cpu_has_entrysign(void)
if (fam == 0x1a) {
if (model <= 0x2f ||
(0x40 <= model && model <= 0x4f) ||
- (0x60 <= model && model <= 0x6f))
+ (0x60 <= model && model <= 0x7f))
return true;
}
diff --git a/arch/x86/kernel/dumpstack.c b/arch/x86/kernel/dumpstack.c
index 52dc5839d1e8..0667d947d82b 100644
--- a/arch/x86/kernel/dumpstack.c
+++ b/arch/x86/kernel/dumpstack.c
@@ -183,8 +183,8 @@ static void show_regs_if_on_stack(struct stack_info *info, struct pt_regs *regs,
* in false positive reports. Disable instrumentation to avoid those.
*/
__no_kmsan_checks
-static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
- unsigned long *stack, const char *log_lvl)
+static void __show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
+ unsigned long *stack, const char *log_lvl)
{
struct unwind_state state;
struct stack_info stack_info = {0};
@@ -305,6 +305,25 @@ static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
}
}
+static void show_trace_log_lvl(struct task_struct *task, struct pt_regs *regs,
+ unsigned long *stack, const char *log_lvl)
+{
+ /*
+ * Disable KASAN to avoid false positives during walking another
+ * task's stacks, as values on these stacks may change concurrently
+ * with task execution.
+ */
+ bool disable_kasan = task && task != current;
+
+ if (disable_kasan)
+ kasan_disable_current();
+
+ __show_trace_log_lvl(task, regs, stack, log_lvl);
+
+ if (disable_kasan)
+ kasan_enable_current();
+}
+
void show_stack(struct task_struct *task, unsigned long *sp,
const char *loglvl)
{
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index af4ae9216667..01c71e67a093 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -2058,15 +2058,33 @@ static void advance_periodic_target_expiration(struct kvm_lapic *apic)
ktime_t delta;
/*
- * Synchronize both deadlines to the same time source or
- * differences in the periods (caused by differences in the
- * underlying clocks or numerical approximation errors) will
- * cause the two to drift apart over time as the errors
- * accumulate.
+ * Use kernel time as the time source for both the hrtimer deadline and
+ * TSC-based deadline so that they stay synchronized. Computing each
+ * deadline independently will cause the two deadlines to drift apart
+ * over time as differences in the periods accumulate, e.g. due to
+ * differences in the underlying clocks or numerical approximation errors.
*/
apic->lapic_timer.target_expiration =
ktime_add_ns(apic->lapic_timer.target_expiration,
apic->lapic_timer.period);
+
+ /*
+ * If the new expiration is in the past, e.g. because userspace stopped
+ * running the VM for an extended duration, then force the expiration
+ * to "now" and don't try to play catch-up with the missed events. KVM
+ * will only deliver a single interrupt regardless of how many events
+ * are pending, i.e. restarting the timer with an expiration in the
+ * past will do nothing more than waste host cycles, and can even lead
+ * to a hard lockup in extreme cases.
+ */
+ if (ktime_before(apic->lapic_timer.target_expiration, now))
+ apic->lapic_timer.target_expiration = now;
+
+ /*
+ * Note, ensuring the expiration isn't in the past also prevents delta
+ * from going negative, which could cause the TSC deadline to become
+ * excessively large due to it an unsigned value.
+ */
delta = ktime_sub(apic->lapic_timer.target_expiration, now);
apic->lapic_timer.tscdeadline = kvm_read_l1_tsc(apic->vcpu, tscl) +
nsec_to_cycles(apic->vcpu, delta);
@@ -2855,9 +2873,9 @@ static enum hrtimer_restart apic_timer_fn(struct hrtimer *data)
apic_timer_expired(apic, true);
- if (lapic_is_periodic(apic)) {
+ if (lapic_is_periodic(apic) && !WARN_ON_ONCE(!apic->lapic_timer.period)) {
advance_periodic_target_expiration(apic);
- hrtimer_add_expires_ns(&ktimer->timer, ktimer->period);
+ hrtimer_set_expires(&ktimer->timer, ktimer->target_expiration);
return HRTIMER_RESTART;
} else
return HRTIMER_NORESTART;
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c
index e3f3e30fc89c..97ec7781eb67 100644
--- a/arch/x86/kvm/svm/nested.c
+++ b/arch/x86/kvm/svm/nested.c
@@ -544,6 +544,7 @@ static void nested_vmcb02_prepare_save(struct vcpu_svm *svm, struct vmcb *vmcb12
struct kvm_vcpu *vcpu = &svm->vcpu;
nested_vmcb02_compute_g_pat(svm);
+ vmcb_mark_dirty(vmcb02, VMCB_NPT);
/* Load the nested guest state */
if (svm->nested.vmcb12_gpa != svm->nested.last_vmcb12_gpa) {
@@ -600,11 +601,10 @@ static void nested_vmcb02_prepare_save(struct vcpu_svm *svm, struct vmcb *vmcb12
*/
svm_copy_lbrs(vmcb02, vmcb12);
vmcb02->save.dbgctl &= ~DEBUGCTL_RESERVED_BITS;
- svm_update_lbrv(&svm->vcpu);
-
- } else if (unlikely(vmcb01->control.virt_ext & LBR_CTL_ENABLE_MASK)) {
+ } else {
svm_copy_lbrs(vmcb02, vmcb01);
}
+ svm_update_lbrv(&svm->vcpu);
}
static inline bool is_evtinj_soft(u32 evtinj)
@@ -675,6 +675,7 @@ static void nested_vmcb02_prepare_control(struct vcpu_svm *svm,
vmcb02->control.nested_ctl = vmcb01->control.nested_ctl;
vmcb02->control.iopm_base_pa = vmcb01->control.iopm_base_pa;
vmcb02->control.msrpm_base_pa = vmcb01->control.msrpm_base_pa;
+ vmcb_mark_dirty(vmcb02, VMCB_PERM_MAP);
/* Done at vmrun: asid. */
@@ -729,11 +730,7 @@ static void nested_vmcb02_prepare_control(struct vcpu_svm *svm,
svm->soft_int_next_rip = vmcb12_rip;
}
- vmcb02->control.virt_ext = vmcb01->control.virt_ext &
- LBR_CTL_ENABLE_MASK;
- if (guest_can_use(vcpu, X86_FEATURE_LBRV))
- vmcb02->control.virt_ext |=
- (svm->nested.ctl.virt_ext & LBR_CTL_ENABLE_MASK);
+ /* LBR_CTL_ENABLE_MASK is controlled by svm_update_lbrv() */
if (!nested_vmcb_needs_vls_intercept(svm))
vmcb02->control.virt_ext |= VIRTUAL_VMLOAD_VMSAVE_ENABLE_MASK;
@@ -884,7 +881,7 @@ int nested_svm_vmrun(struct kvm_vcpu *vcpu)
if (!nested_vmcb_check_save(vcpu) ||
!nested_vmcb_check_controls(vcpu)) {
vmcb12->control.exit_code = SVM_EXIT_ERR;
- vmcb12->control.exit_code_hi = 0;
+ vmcb12->control.exit_code_hi = -1u;
vmcb12->control.exit_info_1 = 0;
vmcb12->control.exit_info_2 = 0;
goto out;
@@ -917,7 +914,7 @@ int nested_svm_vmrun(struct kvm_vcpu *vcpu)
svm->soft_int_injected = false;
svm->vmcb->control.exit_code = SVM_EXIT_ERR;
- svm->vmcb->control.exit_code_hi = 0;
+ svm->vmcb->control.exit_code_hi = -1u;
svm->vmcb->control.exit_info_1 = 0;
svm->vmcb->control.exit_info_2 = 0;
@@ -1064,13 +1061,12 @@ int nested_svm_vmexit(struct vcpu_svm *svm)
kvm_make_request(KVM_REQ_EVENT, &svm->vcpu);
if (unlikely(guest_can_use(vcpu, X86_FEATURE_LBRV) &&
- (svm->nested.ctl.virt_ext & LBR_CTL_ENABLE_MASK))) {
+ (svm->nested.ctl.virt_ext & LBR_CTL_ENABLE_MASK)))
svm_copy_lbrs(vmcb12, vmcb02);
- svm_update_lbrv(vcpu);
- } else if (unlikely(vmcb01->control.virt_ext & LBR_CTL_ENABLE_MASK)) {
+ else
svm_copy_lbrs(vmcb01, vmcb02);
- svm_update_lbrv(vcpu);
- }
+
+ svm_update_lbrv(vcpu);
if (vnmi) {
if (vmcb02->control.int_ctl & V_NMI_BLOCKING_MASK)
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 99180d0af3ea..dd4236a6bd94 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -370,6 +370,7 @@ static bool svm_can_emulate_instruction(struct kvm_vcpu *vcpu, int emul_type,
void *insn, int insn_len);
static int __svm_skip_emulated_instruction(struct kvm_vcpu *vcpu,
+ int emul_type,
bool commit_side_effects)
{
struct vcpu_svm *svm = to_svm(vcpu);
@@ -399,7 +400,7 @@ static int __svm_skip_emulated_instruction(struct kvm_vcpu *vcpu,
if (unlikely(!commit_side_effects))
old_rflags = svm->vmcb->save.rflags;
- if (!kvm_emulate_instruction(vcpu, EMULTYPE_SKIP))
+ if (!kvm_emulate_instruction(vcpu, emul_type))
return 0;
if (unlikely(!commit_side_effects))
@@ -417,11 +418,13 @@ static int __svm_skip_emulated_instruction(struct kvm_vcpu *vcpu,
static int svm_skip_emulated_instruction(struct kvm_vcpu *vcpu)
{
- return __svm_skip_emulated_instruction(vcpu, true);
+ return __svm_skip_emulated_instruction(vcpu, EMULTYPE_SKIP, true);
}
-static int svm_update_soft_interrupt_rip(struct kvm_vcpu *vcpu)
+static int svm_update_soft_interrupt_rip(struct kvm_vcpu *vcpu, u8 vector)
{
+ const int emul_type = EMULTYPE_SKIP | EMULTYPE_SKIP_SOFT_INT |
+ EMULTYPE_SET_SOFT_INT_VECTOR(vector);
unsigned long rip, old_rip = kvm_rip_read(vcpu);
struct vcpu_svm *svm = to_svm(vcpu);
@@ -437,7 +440,7 @@ static int svm_update_soft_interrupt_rip(struct kvm_vcpu *vcpu)
* in use, the skip must not commit any side effects such as clearing
* the interrupt shadow or RFLAGS.RF.
*/
- if (!__svm_skip_emulated_instruction(vcpu, !nrips))
+ if (!__svm_skip_emulated_instruction(vcpu, emul_type, !nrips))
return -EIO;
rip = kvm_rip_read(vcpu);
@@ -473,7 +476,7 @@ static void svm_inject_exception(struct kvm_vcpu *vcpu)
kvm_deliver_exception_payload(vcpu, ex);
if (kvm_exception_is_soft(ex->vector) &&
- svm_update_soft_interrupt_rip(vcpu))
+ svm_update_soft_interrupt_rip(vcpu, ex->vector))
return;
svm->vmcb->control.event_inj = ex->vector
@@ -1009,70 +1012,67 @@ void svm_copy_lbrs(struct vmcb *to_vmcb, struct vmcb *from_vmcb)
vmcb_mark_dirty(to_vmcb, VMCB_LBR);
}
-void svm_enable_lbrv(struct kvm_vcpu *vcpu)
+static void svm_recalc_lbr_msr_intercepts(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
+ bool intercept = !(svm->vmcb->control.virt_ext & LBR_CTL_ENABLE_MASK);
+
+ if (intercept == svm->lbr_msrs_intercepted)
+ return;
- svm->vmcb->control.virt_ext |= LBR_CTL_ENABLE_MASK;
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTBRANCHFROMIP, 1, 1);
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTBRANCHTOIP, 1, 1);
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTINTFROMIP, 1, 1);
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTINTTOIP, 1, 1);
+ set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTBRANCHFROMIP,
+ !intercept, !intercept);
+ set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTBRANCHTOIP,
+ !intercept, !intercept);
+ set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTINTFROMIP,
+ !intercept, !intercept);
+ set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTINTTOIP,
+ !intercept, !intercept);
if (sev_es_guest(vcpu->kvm))
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_DEBUGCTLMSR, 1, 1);
+ set_msr_interception(vcpu, svm->msrpm, MSR_IA32_DEBUGCTLMSR,
+ !intercept, !intercept);
- /* Move the LBR msrs to the vmcb02 so that the guest can see them. */
- if (is_guest_mode(vcpu))
- svm_copy_lbrs(svm->vmcb, svm->vmcb01.ptr);
+ svm->lbr_msrs_intercepted = intercept;
}
-static void svm_disable_lbrv(struct kvm_vcpu *vcpu)
+static void __svm_enable_lbrv(struct kvm_vcpu *vcpu)
{
- struct vcpu_svm *svm = to_svm(vcpu);
-
- KVM_BUG_ON(sev_es_guest(vcpu->kvm), vcpu->kvm);
-
- svm->vmcb->control.virt_ext &= ~LBR_CTL_ENABLE_MASK;
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTBRANCHFROMIP, 0, 0);
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTBRANCHTOIP, 0, 0);
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTINTFROMIP, 0, 0);
- set_msr_interception(vcpu, svm->msrpm, MSR_IA32_LASTINTTOIP, 0, 0);
+ to_svm(vcpu)->vmcb->control.virt_ext |= LBR_CTL_ENABLE_MASK;
+}
- /*
- * Move the LBR msrs back to the vmcb01 to avoid copying them
- * on nested guest entries.
- */
- if (is_guest_mode(vcpu))
- svm_copy_lbrs(svm->vmcb01.ptr, svm->vmcb);
+void svm_enable_lbrv(struct kvm_vcpu *vcpu)
+{
+ __svm_enable_lbrv(vcpu);
+ svm_recalc_lbr_msr_intercepts(vcpu);
}
-static struct vmcb *svm_get_lbr_vmcb(struct vcpu_svm *svm)
+static void __svm_disable_lbrv(struct kvm_vcpu *vcpu)
{
- /*
- * If LBR virtualization is disabled, the LBR MSRs are always kept in
- * vmcb01. If LBR virtualization is enabled and L1 is running VMs of
- * its own, the MSRs are moved between vmcb01 and vmcb02 as needed.
- */
- return svm->vmcb->control.virt_ext & LBR_CTL_ENABLE_MASK ? svm->vmcb :
- svm->vmcb01.ptr;
+ KVM_BUG_ON(sev_es_guest(vcpu->kvm), vcpu->kvm);
+ to_svm(vcpu)->vmcb->control.virt_ext &= ~LBR_CTL_ENABLE_MASK;
}
void svm_update_lbrv(struct kvm_vcpu *vcpu)
{
struct vcpu_svm *svm = to_svm(vcpu);
bool current_enable_lbrv = svm->vmcb->control.virt_ext & LBR_CTL_ENABLE_MASK;
- bool enable_lbrv = (svm_get_lbr_vmcb(svm)->save.dbgctl & DEBUGCTLMSR_LBR) ||
+ bool enable_lbrv = (svm->vmcb->save.dbgctl & DEBUGCTLMSR_LBR) ||
(is_guest_mode(vcpu) && guest_can_use(vcpu, X86_FEATURE_LBRV) &&
(svm->nested.ctl.virt_ext & LBR_CTL_ENABLE_MASK));
- if (enable_lbrv == current_enable_lbrv)
- return;
+ if (enable_lbrv && !current_enable_lbrv)
+ __svm_enable_lbrv(vcpu);
+ else if (!enable_lbrv && current_enable_lbrv)
+ __svm_disable_lbrv(vcpu);
- if (enable_lbrv)
- svm_enable_lbrv(vcpu);
- else
- svm_disable_lbrv(vcpu);
+ /*
+ * During nested transitions, it is possible that the current VMCB has
+ * LBR_CTL set, but the previous LBR_CTL had it cleared (or vice versa).
+ * In this case, even though LBR_CTL does not need an update, intercepts
+ * do, so always recalculate the intercepts here.
+ */
+ svm_recalc_lbr_msr_intercepts(vcpu);
}
void disable_nmi_singlestep(struct vcpu_svm *svm)
@@ -1478,6 +1478,7 @@ static int svm_vcpu_create(struct kvm_vcpu *vcpu)
}
svm->x2avic_msrs_intercepted = true;
+ svm->lbr_msrs_intercepted = true;
svm->vmcb01.ptr = page_address(vmcb01_page);
svm->vmcb01.pa = __sme_set(page_to_pfn(vmcb01_page) << PAGE_SHIFT);
@@ -2642,6 +2643,7 @@ static bool check_selective_cr0_intercepted(struct kvm_vcpu *vcpu,
if (cr0 ^ val) {
svm->vmcb->control.exit_code = SVM_EXIT_CR0_SEL_WRITE;
+ svm->vmcb->control.exit_code_hi = 0;
ret = (nested_svm_exit_handled(svm) == NESTED_EXIT_DONE);
}
@@ -2902,19 +2904,19 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
msr_info->data = svm->tsc_aux;
break;
case MSR_IA32_DEBUGCTLMSR:
- msr_info->data = svm_get_lbr_vmcb(svm)->save.dbgctl;
+ msr_info->data = svm->vmcb->save.dbgctl;
break;
case MSR_IA32_LASTBRANCHFROMIP:
- msr_info->data = svm_get_lbr_vmcb(svm)->save.br_from;
+ msr_info->data = svm->vmcb->save.br_from;
break;
case MSR_IA32_LASTBRANCHTOIP:
- msr_info->data = svm_get_lbr_vmcb(svm)->save.br_to;
+ msr_info->data = svm->vmcb->save.br_to;
break;
case MSR_IA32_LASTINTFROMIP:
- msr_info->data = svm_get_lbr_vmcb(svm)->save.last_excp_from;
+ msr_info->data = svm->vmcb->save.last_excp_from;
break;
case MSR_IA32_LASTINTTOIP:
- msr_info->data = svm_get_lbr_vmcb(svm)->save.last_excp_to;
+ msr_info->data = svm->vmcb->save.last_excp_to;
break;
case MSR_VM_HSAVE_PA:
msr_info->data = svm->nested.hsave_msr;
@@ -3183,10 +3185,10 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr)
if (data & DEBUGCTL_RESERVED_BITS)
return 1;
- if (svm_get_lbr_vmcb(svm)->save.dbgctl == data)
+ if (svm->vmcb->save.dbgctl == data)
break;
- svm_get_lbr_vmcb(svm)->save.dbgctl = data;
+ svm->vmcb->save.dbgctl = data;
vmcb_mark_dirty(svm->vmcb, VMCB_LBR);
svm_update_lbrv(vcpu);
break;
@@ -3668,11 +3670,12 @@ static bool svm_set_vnmi_pending(struct kvm_vcpu *vcpu)
static void svm_inject_irq(struct kvm_vcpu *vcpu, bool reinjected)
{
+ struct kvm_queued_interrupt *intr = &vcpu->arch.interrupt;
struct vcpu_svm *svm = to_svm(vcpu);
u32 type;
- if (vcpu->arch.interrupt.soft) {
- if (svm_update_soft_interrupt_rip(vcpu))
+ if (intr->soft) {
+ if (svm_update_soft_interrupt_rip(vcpu, intr->nr))
return;
type = SVM_EVTINJ_TYPE_SOFT;
@@ -3680,12 +3683,10 @@ static void svm_inject_irq(struct kvm_vcpu *vcpu, bool reinjected)
type = SVM_EVTINJ_TYPE_INTR;
}
- trace_kvm_inj_virq(vcpu->arch.interrupt.nr,
- vcpu->arch.interrupt.soft, reinjected);
+ trace_kvm_inj_virq(intr->nr, intr->soft, reinjected);
++vcpu->stat.irq_injections;
- svm->vmcb->control.event_inj = vcpu->arch.interrupt.nr |
- SVM_EVTINJ_VALID | type;
+ svm->vmcb->control.event_inj = intr->nr | SVM_EVTINJ_VALID | type;
}
void svm_complete_interrupt_delivery(struct kvm_vcpu *vcpu, int delivery_mode,
@@ -4546,31 +4547,45 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu,
case SVM_EXIT_WRITE_CR0: {
unsigned long cr0, val;
- if (info->intercept == x86_intercept_cr_write)
+ /*
+ * Adjust the exit code accordingly if a CR other than CR0 is
+ * being written, and skip straight to the common handling as
+ * only CR0 has an additional selective intercept.
+ */
+ if (info->intercept == x86_intercept_cr_write && info->modrm_reg) {
icpt_info.exit_code += info->modrm_reg;
-
- if (icpt_info.exit_code != SVM_EXIT_WRITE_CR0 ||
- info->intercept == x86_intercept_clts)
break;
+ }
- if (!(vmcb12_is_intercept(&svm->nested.ctl,
- INTERCEPT_SELECTIVE_CR0)))
+ /*
+ * Convert the exit_code to SVM_EXIT_CR0_SEL_WRITE if a
+ * selective CR0 intercept is triggered (the common logic will
+ * treat the selective intercept as being enabled). Note, the
+ * unconditional intercept has higher priority, i.e. this is
+ * only relevant if *only* the selective intercept is enabled.
+ */
+ if (vmcb12_is_intercept(&svm->nested.ctl, INTERCEPT_CR0_WRITE) ||
+ !(vmcb12_is_intercept(&svm->nested.ctl, INTERCEPT_SELECTIVE_CR0)))
break;
- cr0 = vcpu->arch.cr0 & ~SVM_CR0_SELECTIVE_MASK;
- val = info->src_val & ~SVM_CR0_SELECTIVE_MASK;
+ /* CLTS never triggers INTERCEPT_SELECTIVE_CR0 */
+ if (info->intercept == x86_intercept_clts)
+ break;
+ /* LMSW always triggers INTERCEPT_SELECTIVE_CR0 */
if (info->intercept == x86_intercept_lmsw) {
- cr0 &= 0xfUL;
- val &= 0xfUL;
- /* lmsw can't clear PE - catch this here */
- if (cr0 & X86_CR0_PE)
- val |= X86_CR0_PE;
+ icpt_info.exit_code = SVM_EXIT_CR0_SEL_WRITE;
+ break;
}
+ /*
+ * MOV-to-CR0 only triggers INTERCEPT_SELECTIVE_CR0 if any bit
+ * other than SVM_CR0_SELECTIVE_MASK is changed.
+ */
+ cr0 = vcpu->arch.cr0 & ~SVM_CR0_SELECTIVE_MASK;
+ val = info->src_val & ~SVM_CR0_SELECTIVE_MASK;
if (cr0 ^ val)
icpt_info.exit_code = SVM_EXIT_CR0_SEL_WRITE;
-
break;
}
case SVM_EXIT_READ_DR0:
@@ -4631,6 +4646,7 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu,
if (static_cpu_has(X86_FEATURE_NRIPS))
vmcb->control.next_rip = info->next_rip;
vmcb->control.exit_code = icpt_info.exit_code;
+ vmcb->control.exit_code_hi = 0;
vmexit = nested_svm_exit_handled(svm);
ret = (vmexit == NESTED_EXIT_DONE) ? X86EMUL_INTERCEPTED
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h
index 81f00177f501..0b4344595db3 100644
--- a/arch/x86/kvm/svm/svm.h
+++ b/arch/x86/kvm/svm/svm.h
@@ -288,6 +288,7 @@ struct vcpu_svm {
bool guest_state_loaded;
bool x2avic_msrs_intercepted;
+ bool lbr_msrs_intercepted;
/* Guest GIF value, used when vGIF is not enabled */
bool guest_gif;
@@ -601,9 +602,10 @@ int nested_svm_vmexit(struct vcpu_svm *svm);
static inline int nested_svm_simple_vmexit(struct vcpu_svm *svm, u32 exit_code)
{
- svm->vmcb->control.exit_code = exit_code;
- svm->vmcb->control.exit_info_1 = 0;
- svm->vmcb->control.exit_info_2 = 0;
+ svm->vmcb->control.exit_code = exit_code;
+ svm->vmcb->control.exit_code_hi = 0;
+ svm->vmcb->control.exit_info_1 = 0;
+ svm->vmcb->control.exit_info_2 = 0;
return nested_svm_vmexit(svm);
}
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index d2fa192d7ce7..fb274bae41e2 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -4908,7 +4908,7 @@ void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 vm_exit_reason,
if (vmx->nested.update_vmcs01_apicv_status) {
vmx->nested.update_vmcs01_apicv_status = false;
- kvm_make_request(KVM_REQ_APICV_UPDATE, vcpu);
+ vmx_refresh_apicv_exec_ctrl(vcpu);
}
if (vmx->nested.update_vmcs01_hwapic_isr) {
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 9b1f22bcb716..4dd3f64a1a8c 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -4451,7 +4451,7 @@ static u32 vmx_vmexit_ctrl(void)
~(VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL | VM_EXIT_LOAD_IA32_EFER);
}
-static void vmx_refresh_apicv_exec_ctrl(struct kvm_vcpu *vcpu)
+void vmx_refresh_apicv_exec_ctrl(struct kvm_vcpu *vcpu)
{
struct vcpu_vmx *vmx = to_vmx(vcpu);
diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
index 5d73d3e570d7..ed611a9ccbc2 100644
--- a/arch/x86/kvm/vmx/vmx.h
+++ b/arch/x86/kvm/vmx/vmx.h
@@ -395,6 +395,7 @@ void __vmx_set_segment(struct kvm_vcpu *vcpu, struct kvm_segment *var, int seg);
u64 construct_eptp(struct kvm_vcpu *vcpu, hpa_t root_hpa, int root_level);
bool vmx_guest_inject_ac(struct kvm_vcpu *vcpu);
+void vmx_refresh_apicv_exec_ctrl(struct kvm_vcpu *vcpu);
void vmx_update_exception_bitmap(struct kvm_vcpu *vcpu);
bool vmx_nmi_blocked(struct kvm_vcpu *vcpu);
bool __vmx_interrupt_blocked(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index a589a5781e90..8acaaa8f17b9 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -855,6 +855,13 @@ bool kvm_require_dr(struct kvm_vcpu *vcpu, int dr)
}
EXPORT_SYMBOL_GPL(kvm_require_dr);
+static bool kvm_pv_async_pf_enabled(struct kvm_vcpu *vcpu)
+{
+ u64 mask = KVM_ASYNC_PF_ENABLED | KVM_ASYNC_PF_DELIVERY_AS_INT;
+
+ return (vcpu->arch.apf.msr_en_val & mask) == mask;
+}
+
static inline u64 pdptr_rsvd_bits(struct kvm_vcpu *vcpu)
{
return vcpu->arch.reserved_gpa_bits | rsvd_bits(5, 8) | rsvd_bits(1, 2);
@@ -947,15 +954,20 @@ void kvm_post_set_cr0(struct kvm_vcpu *vcpu, unsigned long old_cr0, unsigned lon
}
if ((cr0 ^ old_cr0) & X86_CR0_PG) {
- kvm_clear_async_pf_completion_queue(vcpu);
- kvm_async_pf_hash_reset(vcpu);
-
/*
* Clearing CR0.PG is defined to flush the TLB from the guest's
* perspective.
*/
if (!(cr0 & X86_CR0_PG))
kvm_make_request(KVM_REQ_TLB_FLUSH_GUEST, vcpu);
+ /*
+ * Check for async #PF completion events when enabling paging,
+ * as the vCPU may have previously encountered async #PFs (it's
+ * entirely legal for the guest to toggle paging on/off without
+ * waiting for the async #PF queue to drain).
+ */
+ else if (kvm_pv_async_pf_enabled(vcpu))
+ kvm_make_request(KVM_REQ_APF_READY, vcpu);
}
if ((cr0 ^ old_cr0) & KVM_MMU_CR0_ROLE_BITS)
@@ -3398,13 +3410,6 @@ static int set_msr_mce(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
return 0;
}
-static inline bool kvm_pv_async_pf_enabled(struct kvm_vcpu *vcpu)
-{
- u64 mask = KVM_ASYNC_PF_ENABLED | KVM_ASYNC_PF_DELIVERY_AS_INT;
-
- return (vcpu->arch.apf.msr_en_val & mask) == mask;
-}
-
static int kvm_pv_enable_async_pf(struct kvm_vcpu *vcpu, u64 data)
{
gpa_t gpa = data & ~0x3f;
@@ -8864,6 +8869,23 @@ static bool is_vmware_backdoor_opcode(struct x86_emulate_ctxt *ctxt)
return false;
}
+static bool is_soft_int_instruction(struct x86_emulate_ctxt *ctxt,
+ int emulation_type)
+{
+ u8 vector = EMULTYPE_GET_SOFT_INT_VECTOR(emulation_type);
+
+ switch (ctxt->b) {
+ case 0xcc:
+ return vector == BP_VECTOR;
+ case 0xcd:
+ return vector == ctxt->src.val;
+ case 0xce:
+ return vector == OF_VECTOR;
+ default:
+ return false;
+ }
+}
+
/*
* Decode an instruction for emulation. The caller is responsible for handling
* code breakpoints. Note, manually detecting code breakpoints is unnecessary
@@ -8954,6 +8976,10 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa,
* injecting single-step #DBs.
*/
if (emulation_type & EMULTYPE_SKIP) {
+ if (emulation_type & EMULTYPE_SKIP_SOFT_INT &&
+ !is_soft_int_instruction(ctxt, emulation_type))
+ return 0;
+
if (ctxt->mode != X86EMUL_MODE_PROT64)
ctxt->eip = (u32)ctxt->_eip;
else
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index 3df7c96e7388..bfcd6ffc57df 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -72,6 +72,7 @@
#include <asm/mwait.h>
#include <asm/pci_x86.h>
#include <asm/cpu.h>
+#include <asm/irq_stack.h>
#ifdef CONFIG_X86_IOPL_IOPERM
#include <asm/io_bitmap.h>
#endif
@@ -97,6 +98,44 @@ void *xen_initial_gdt;
static int xen_cpu_up_prepare_pv(unsigned int cpu);
static int xen_cpu_dead_pv(unsigned int cpu);
+#ifndef CONFIG_PREEMPTION
+/*
+ * Some hypercalls issued by the toolstack can take many 10s of
+ * seconds. Allow tasks running hypercalls via the privcmd driver to
+ * be voluntarily preempted even if full kernel preemption is
+ * disabled.
+ *
+ * Such preemptible hypercalls are bracketed by
+ * xen_preemptible_hcall_begin() and xen_preemptible_hcall_end()
+ * calls.
+ */
+DEFINE_PER_CPU(bool, xen_in_preemptible_hcall);
+EXPORT_PER_CPU_SYMBOL_GPL(xen_in_preemptible_hcall);
+
+/*
+ * In case of scheduling the flag must be cleared and restored after
+ * returning from schedule as the task might move to a different CPU.
+ */
+static __always_inline bool get_and_clear_inhcall(void)
+{
+ bool inhcall = __this_cpu_read(xen_in_preemptible_hcall);
+
+ __this_cpu_write(xen_in_preemptible_hcall, false);
+ return inhcall;
+}
+
+static __always_inline void restore_inhcall(bool inhcall)
+{
+ __this_cpu_write(xen_in_preemptible_hcall, inhcall);
+}
+
+#else
+
+static __always_inline bool get_and_clear_inhcall(void) { return false; }
+static __always_inline void restore_inhcall(bool inhcall) { }
+
+#endif
+
struct tls_descs {
struct desc_struct desc[3];
};
@@ -678,6 +717,36 @@ DEFINE_IDTENTRY_RAW(xenpv_exc_machine_check)
}
#endif
+static void __xen_pv_evtchn_do_upcall(struct pt_regs *regs)
+{
+ struct pt_regs *old_regs = set_irq_regs(regs);
+
+ inc_irq_stat(irq_hv_callback_count);
+
+ xen_evtchn_do_upcall();
+
+ set_irq_regs(old_regs);
+}
+
+__visible noinstr void xen_pv_evtchn_do_upcall(struct pt_regs *regs)
+{
+ irqentry_state_t state = irqentry_enter(regs);
+ bool inhcall;
+
+ instrumentation_begin();
+ run_sysvec_on_irqstack_cond(__xen_pv_evtchn_do_upcall, regs);
+
+ inhcall = get_and_clear_inhcall();
+ if (inhcall && !WARN_ON_ONCE(state.exit_rcu)) {
+ irqentry_exit_cond_resched();
+ instrumentation_end();
+ restore_inhcall(inhcall);
+ } else {
+ instrumentation_end();
+ irqentry_exit(regs, state);
+ }
+}
+
struct trap_array_entry {
void (*orig)(void);
void (*xen)(void);
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 5da948b07058..4c1c5a261d0c 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -24,11 +24,13 @@
#include <linux/sched/sysctl.h>
#include <linux/sched/topology.h>
#include <linux/sched/signal.h>
+#include <linux/suspend.h>
#include <linux/delay.h>
#include <linux/crash_dump.h>
#include <linux/prefetch.h>
#include <linux/blk-crypto.h>
#include <linux/part_stat.h>
+#include <linux/sched/isolation.h>
#include <trace/events/block.h>
@@ -279,12 +281,12 @@ void blk_mq_quiesce_tagset(struct blk_mq_tag_set *set)
{
struct request_queue *q;
- mutex_lock(&set->tag_list_lock);
- list_for_each_entry(q, &set->tag_list, tag_set_list) {
+ rcu_read_lock();
+ list_for_each_entry_rcu(q, &set->tag_list, tag_set_list) {
if (!blk_queue_skip_tagset_quiesce(q))
blk_mq_quiesce_queue_nowait(q);
}
- mutex_unlock(&set->tag_list_lock);
+ rcu_read_unlock();
blk_mq_wait_quiesce_done(set);
}
@@ -294,12 +296,12 @@ void blk_mq_unquiesce_tagset(struct blk_mq_tag_set *set)
{
struct request_queue *q;
- mutex_lock(&set->tag_list_lock);
- list_for_each_entry(q, &set->tag_list, tag_set_list) {
+ rcu_read_lock();
+ list_for_each_entry_rcu(q, &set->tag_list, tag_set_list) {
if (!blk_queue_skip_tagset_quiesce(q))
blk_mq_unquiesce_queue(q);
}
- mutex_unlock(&set->tag_list_lock);
+ rcu_read_unlock();
}
EXPORT_SYMBOL_GPL(blk_mq_unquiesce_tagset);
@@ -2192,6 +2194,15 @@ static inline int blk_mq_first_mapped_cpu(struct blk_mq_hw_ctx *hctx)
return cpu;
}
+/*
+ * ->next_cpu is always calculated from hctx->cpumask, so simply use
+ * it for speeding up the check
+ */
+static bool blk_mq_hctx_empty_cpumask(struct blk_mq_hw_ctx *hctx)
+{
+ return hctx->next_cpu >= nr_cpu_ids;
+}
+
/*
* It'd be great if the workqueue API had a way to pass
* in a mask and had some smarts for more clever placement.
@@ -2203,7 +2214,8 @@ static int blk_mq_hctx_next_cpu(struct blk_mq_hw_ctx *hctx)
bool tried = false;
int next_cpu = hctx->next_cpu;
- if (hctx->queue->nr_hw_queues == 1)
+ /* Switch to unbound if no allowable CPUs in this hctx */
+ if (hctx->queue->nr_hw_queues == 1 || blk_mq_hctx_empty_cpumask(hctx))
return WORK_CPU_UNBOUND;
if (--hctx->next_cpu_batch <= 0) {
@@ -3534,23 +3546,39 @@ static bool blk_mq_hctx_has_requests(struct blk_mq_hw_ctx *hctx)
return data.has_rq;
}
-static inline bool blk_mq_last_cpu_in_hctx(unsigned int cpu,
- struct blk_mq_hw_ctx *hctx)
+static bool blk_mq_hctx_has_online_cpu(struct blk_mq_hw_ctx *hctx,
+ unsigned int this_cpu)
{
- if (cpumask_first_and(hctx->cpumask, cpu_online_mask) != cpu)
- return false;
- if (cpumask_next_and(cpu, hctx->cpumask, cpu_online_mask) < nr_cpu_ids)
- return false;
- return true;
+ enum hctx_type type = hctx->type;
+ int cpu;
+
+ /*
+ * hctx->cpumask has to rule out isolated CPUs, but userspace still
+ * might submit IOs on these isolated CPUs, so use the queue map to
+ * check if all CPUs mapped to this hctx are offline
+ */
+ for_each_online_cpu(cpu) {
+ struct blk_mq_hw_ctx *h = blk_mq_map_queue_type(hctx->queue,
+ type, cpu);
+
+ if (h != hctx)
+ continue;
+
+ /* this hctx has at least one online CPU */
+ if (this_cpu != cpu)
+ return true;
+ }
+
+ return false;
}
static int blk_mq_hctx_notify_offline(unsigned int cpu, struct hlist_node *node)
{
struct blk_mq_hw_ctx *hctx = hlist_entry_safe(node,
struct blk_mq_hw_ctx, cpuhp_online);
+ int ret = 0;
- if (!cpumask_test_cpu(cpu, hctx->cpumask) ||
- !blk_mq_last_cpu_in_hctx(cpu, hctx))
+ if (!hctx->nr_ctx || blk_mq_hctx_has_online_cpu(hctx, cpu))
return 0;
/*
@@ -3569,12 +3597,40 @@ static int blk_mq_hctx_notify_offline(unsigned int cpu, struct hlist_node *node)
* frozen and there are no requests.
*/
if (percpu_ref_tryget(&hctx->queue->q_usage_counter)) {
- while (blk_mq_hctx_has_requests(hctx))
+ while (blk_mq_hctx_has_requests(hctx)) {
+ /*
+ * The wakeup capable IRQ handler of block device is
+ * not called during suspend. Skip the loop by checking
+ * pm_wakeup_pending to prevent the deadlock and improve
+ * suspend latency.
+ */
+ if (pm_wakeup_pending()) {
+ clear_bit(BLK_MQ_S_INACTIVE, &hctx->state);
+ ret = -EBUSY;
+ break;
+ }
msleep(5);
+ }
percpu_ref_put(&hctx->queue->q_usage_counter);
}
- return 0;
+ return ret;
+}
+
+/*
+ * Check if one CPU is mapped to the specified hctx
+ *
+ * Isolated CPUs have been ruled out from hctx->cpumask, which is supposed
+ * to be used for scheduling kworker only. For other usage, please call this
+ * helper for checking if one CPU belongs to the specified hctx
+ */
+static bool blk_mq_cpu_mapped_to_hctx(unsigned int cpu,
+ const struct blk_mq_hw_ctx *hctx)
+{
+ struct blk_mq_hw_ctx *mapped_hctx = blk_mq_map_queue_type(hctx->queue,
+ hctx->type, cpu);
+
+ return mapped_hctx == hctx;
}
static int blk_mq_hctx_notify_online(unsigned int cpu, struct hlist_node *node)
@@ -3582,7 +3638,7 @@ static int blk_mq_hctx_notify_online(unsigned int cpu, struct hlist_node *node)
struct blk_mq_hw_ctx *hctx = hlist_entry_safe(node,
struct blk_mq_hw_ctx, cpuhp_online);
- if (cpumask_test_cpu(cpu, hctx->cpumask))
+ if (blk_mq_cpu_mapped_to_hctx(cpu, hctx))
clear_bit(BLK_MQ_S_INACTIVE, &hctx->state);
return 0;
}
@@ -3600,7 +3656,7 @@ static int blk_mq_hctx_notify_dead(unsigned int cpu, struct hlist_node *node)
enum hctx_type type;
hctx = hlist_entry_safe(node, struct blk_mq_hw_ctx, cpuhp_dead);
- if (!cpumask_test_cpu(cpu, hctx->cpumask))
+ if (!blk_mq_cpu_mapped_to_hctx(cpu, hctx))
return 0;
ctx = __blk_mq_get_ctx(hctx->queue, cpu);
@@ -4031,6 +4087,8 @@ static void blk_mq_map_swqueue(struct request_queue *q)
}
queue_for_each_hw_ctx(q, hctx, i) {
+ int cpu;
+
/*
* If no software queues are mapped to this hardware queue,
* disable it and free the request entries.
@@ -4057,6 +4115,15 @@ static void blk_mq_map_swqueue(struct request_queue *q)
*/
sbitmap_resize(&hctx->ctx_map, hctx->nr_ctx);
+ /*
+ * Rule out isolated CPUs from hctx->cpumask to avoid
+ * running block kworker on isolated CPUs
+ */
+ for_each_cpu(cpu, hctx->cpumask) {
+ if (cpu_is_isolated(cpu))
+ cpumask_clear_cpu(cpu, hctx->cpumask);
+ }
+
/*
* Initialize batch roundrobin counts
*/
@@ -4103,7 +4170,7 @@ static void blk_mq_del_queue_tag_set(struct request_queue *q)
struct blk_mq_tag_set *set = q->tag_set;
mutex_lock(&set->tag_list_lock);
- list_del(&q->tag_set_list);
+ list_del_rcu(&q->tag_set_list);
if (list_is_singular(&set->tag_list)) {
/* just transitioned to unshared */
set->flags &= ~BLK_MQ_F_TAG_QUEUE_SHARED;
@@ -4111,7 +4178,6 @@ static void blk_mq_del_queue_tag_set(struct request_queue *q)
blk_mq_update_tag_set_shared(set, false);
}
mutex_unlock(&set->tag_list_lock);
- INIT_LIST_HEAD(&q->tag_set_list);
}
static void blk_mq_add_queue_tag_set(struct blk_mq_tag_set *set,
@@ -4130,7 +4196,7 @@ static void blk_mq_add_queue_tag_set(struct blk_mq_tag_set *set,
}
if (set->flags & BLK_MQ_F_TAG_QUEUE_SHARED)
queue_set_hctx_shared(q, true);
- list_add_tail(&q->tag_set_list, &set->tag_list);
+ list_add_tail_rcu(&q->tag_set_list, &set->tag_list);
mutex_unlock(&set->tag_list_lock);
}
@@ -4387,6 +4453,12 @@ int blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
/* mark the queue as mq asap */
q->mq_ops = set->ops;
+ /*
+ * ->tag_set has to be setup before initialize hctx, which cpuphp
+ * handler needs it for checking queue mapping
+ */
+ q->tag_set = set;
+
if (blk_mq_alloc_ctxs(q))
goto err_exit;
@@ -4405,8 +4477,6 @@ int blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
INIT_WORK(&q->timeout_work, blk_mq_timeout_work);
blk_queue_rq_timeout(q, set->timeout ? set->timeout : 30 * HZ);
- q->tag_set = set;
-
q->queue_flags |= QUEUE_FLAG_MQ_DEFAULT;
blk_mq_update_poll_flag(q);
diff --git a/block/genhd.c b/block/genhd.c
index 8f72539e08de..6d01b0e3e1ea 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -83,7 +83,7 @@ bool set_capacity_and_notify(struct gendisk *disk, sector_t size)
(disk->flags & GENHD_FL_HIDDEN))
return false;
- pr_info("%s: detected capacity change from %lld to %lld\n",
+ pr_info_ratelimited("%s: detected capacity change from %lld to %lld\n",
disk->disk_name, capacity, size);
/*
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 886eccb97b04..3d0b7542f771 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -1211,15 +1211,14 @@ struct af_alg_async_req *af_alg_alloc_areq(struct sock *sk,
if (unlikely(!areq))
return ERR_PTR(-ENOMEM);
+ memset(areq, 0, areqlen);
+
ctx->inflight = true;
areq->areqlen = areqlen;
areq->sk = sk;
areq->first_rsgl.sgl.sgt.sgl = areq->first_rsgl.sgl.sgl;
- areq->last_rsgl = NULL;
INIT_LIST_HEAD(&areq->rsgl_list);
- areq->tsgl = NULL;
- areq->tsgl_entries = 0;
return areq;
}
diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c
index 5ab7441734b8..265cabcb95e0 100644
--- a/crypto/algif_hash.c
+++ b/crypto/algif_hash.c
@@ -416,9 +416,8 @@ static int hash_accept_parent_nokey(void *private, struct sock *sk)
if (!ctx)
return -ENOMEM;
- ctx->result = NULL;
+ memset(ctx, 0, len);
ctx->len = len;
- ctx->more = false;
crypto_init_wait(&ctx->wait);
ask->private = ctx;
diff --git a/crypto/algif_rng.c b/crypto/algif_rng.c
index 10c41adac3b1..1a86e40c8372 100644
--- a/crypto/algif_rng.c
+++ b/crypto/algif_rng.c
@@ -248,9 +248,8 @@ static int rng_accept_parent(void *private, struct sock *sk)
if (!ctx)
return -ENOMEM;
+ memset(ctx, 0, len);
ctx->len = len;
- ctx->addtl = NULL;
- ctx->addtl_len = 0;
/*
* No seeding done at that point -- if multiple accepts are
diff --git a/crypto/asymmetric_keys/asymmetric_type.c b/crypto/asymmetric_keys/asymmetric_type.c
index 43af5fa510c0..7859b0692b42 100644
--- a/crypto/asymmetric_keys/asymmetric_type.c
+++ b/crypto/asymmetric_keys/asymmetric_type.c
@@ -11,6 +11,7 @@
#include <crypto/public_key.h>
#include <linux/seq_file.h>
#include <linux/module.h>
+#include <linux/overflow.h>
#include <linux/slab.h>
#include <linux/ctype.h>
#include <keys/system_keyring.h>
@@ -151,12 +152,17 @@ struct asymmetric_key_id *asymmetric_key_generate_id(const void *val_1,
size_t len_2)
{
struct asymmetric_key_id *kid;
-
- kid = kmalloc(sizeof(struct asymmetric_key_id) + len_1 + len_2,
- GFP_KERNEL);
+ size_t kid_sz;
+ size_t len;
+
+ if (check_add_overflow(len_1, len_2, &len))
+ return ERR_PTR(-EOVERFLOW);
+ if (check_add_overflow(sizeof(struct asymmetric_key_id), len, &kid_sz))
+ return ERR_PTR(-EOVERFLOW);
+ kid = kmalloc(kid_sz, GFP_KERNEL);
if (!kid)
return ERR_PTR(-ENOMEM);
- kid->len = len_1 + len_2;
+ kid->len = len;
memcpy(kid->data, val_1, len_1);
memcpy(kid->data + len_1, val_2, len_2);
return kid;
diff --git a/crypto/authenc.c b/crypto/authenc.c
index 3326c7343e86..ebaa035a54f4 100644
--- a/crypto/authenc.c
+++ b/crypto/authenc.c
@@ -39,7 +39,7 @@ struct authenc_request_ctx {
static void authenc_request_complete(struct aead_request *req, int err)
{
- if (err != -EINPROGRESS)
+ if (err != -EINPROGRESS && err != -EBUSY)
aead_request_complete(req, err);
}
@@ -109,27 +109,42 @@ static int crypto_authenc_setkey(struct crypto_aead *authenc, const u8 *key,
return err;
}
-static void authenc_geniv_ahash_done(void *data, int err)
+static void authenc_geniv_ahash_finish(struct aead_request *req)
{
- struct aead_request *req = data;
struct crypto_aead *authenc = crypto_aead_reqtfm(req);
struct aead_instance *inst = aead_alg_instance(authenc);
struct authenc_instance_ctx *ictx = aead_instance_ctx(inst);
struct authenc_request_ctx *areq_ctx = aead_request_ctx(req);
struct ahash_request *ahreq = (void *)(areq_ctx->tail + ictx->reqoff);
- if (err)
- goto out;
-
scatterwalk_map_and_copy(ahreq->result, req->dst,
req->assoclen + req->cryptlen,
crypto_aead_authsize(authenc), 1);
+}
-out:
+static void authenc_geniv_ahash_done(void *data, int err)
+{
+ struct aead_request *req = data;
+
+ if (!err)
+ authenc_geniv_ahash_finish(req);
aead_request_complete(req, err);
}
-static int crypto_authenc_genicv(struct aead_request *req, unsigned int flags)
+/*
+ * Used when the ahash request was invoked in the async callback context
+ * of the previous skcipher request. Eat any EINPROGRESS notifications.
+ */
+static void authenc_geniv_ahash_done2(void *data, int err)
+{
+ struct aead_request *req = data;
+
+ if (!err)
+ authenc_geniv_ahash_finish(req);
+ authenc_request_complete(req, err);
+}
+
+static int crypto_authenc_genicv(struct aead_request *req, unsigned int mask)
{
struct crypto_aead *authenc = crypto_aead_reqtfm(req);
struct aead_instance *inst = aead_alg_instance(authenc);
@@ -138,6 +153,7 @@ static int crypto_authenc_genicv(struct aead_request *req, unsigned int flags)
struct crypto_ahash *auth = ctx->auth;
struct authenc_request_ctx *areq_ctx = aead_request_ctx(req);
struct ahash_request *ahreq = (void *)(areq_ctx->tail + ictx->reqoff);
+ unsigned int flags = aead_request_flags(req) & ~mask;
u8 *hash = areq_ctx->tail;
int err;
@@ -148,7 +164,8 @@ static int crypto_authenc_genicv(struct aead_request *req, unsigned int flags)
ahash_request_set_crypt(ahreq, req->dst, hash,
req->assoclen + req->cryptlen);
ahash_request_set_callback(ahreq, flags,
- authenc_geniv_ahash_done, req);
+ mask ? authenc_geniv_ahash_done2 :
+ authenc_geniv_ahash_done, req);
err = crypto_ahash_digest(ahreq);
if (err)
@@ -164,12 +181,11 @@ static void crypto_authenc_encrypt_done(void *data, int err)
{
struct aead_request *areq = data;
- if (err)
- goto out;
-
- err = crypto_authenc_genicv(areq, 0);
-
-out:
+ if (err) {
+ aead_request_complete(areq, err);
+ return;
+ }
+ err = crypto_authenc_genicv(areq, CRYPTO_TFM_REQ_MAY_SLEEP);
authenc_request_complete(areq, err);
}
@@ -222,11 +238,18 @@ static int crypto_authenc_encrypt(struct aead_request *req)
if (err)
return err;
- return crypto_authenc_genicv(req, aead_request_flags(req));
+ return crypto_authenc_genicv(req, 0);
+}
+
+static void authenc_decrypt_tail_done(void *data, int err)
+{
+ struct aead_request *req = data;
+
+ authenc_request_complete(req, err);
}
static int crypto_authenc_decrypt_tail(struct aead_request *req,
- unsigned int flags)
+ unsigned int mask)
{
struct crypto_aead *authenc = crypto_aead_reqtfm(req);
struct aead_instance *inst = aead_alg_instance(authenc);
@@ -237,6 +260,7 @@ static int crypto_authenc_decrypt_tail(struct aead_request *req,
struct skcipher_request *skreq = (void *)(areq_ctx->tail +
ictx->reqoff);
unsigned int authsize = crypto_aead_authsize(authenc);
+ unsigned int flags = aead_request_flags(req) & ~mask;
u8 *ihash = ahreq->result + authsize;
struct scatterlist *src, *dst;
@@ -253,7 +277,9 @@ static int crypto_authenc_decrypt_tail(struct aead_request *req,
skcipher_request_set_tfm(skreq, ctx->enc);
skcipher_request_set_callback(skreq, flags,
- req->base.complete, req->base.data);
+ mask ? authenc_decrypt_tail_done :
+ req->base.complete,
+ mask ? req : req->base.data);
skcipher_request_set_crypt(skreq, src, dst,
req->cryptlen - authsize, req->iv);
@@ -264,12 +290,11 @@ static void authenc_verify_ahash_done(void *data, int err)
{
struct aead_request *req = data;
- if (err)
- goto out;
-
- err = crypto_authenc_decrypt_tail(req, 0);
-
-out:
+ if (err) {
+ aead_request_complete(req, err);
+ return;
+ }
+ err = crypto_authenc_decrypt_tail(req, CRYPTO_TFM_REQ_MAY_SLEEP);
authenc_request_complete(req, err);
}
@@ -299,7 +324,7 @@ static int crypto_authenc_decrypt(struct aead_request *req)
if (err)
return err;
- return crypto_authenc_decrypt_tail(req, aead_request_flags(req));
+ return crypto_authenc_decrypt_tail(req, 0);
}
static int crypto_authenc_init_tfm(struct crypto_aead *tfm)
diff --git a/crypto/seqiv.c b/crypto/seqiv.c
index 17e11d51ddc3..04928df0095b 100644
--- a/crypto/seqiv.c
+++ b/crypto/seqiv.c
@@ -50,6 +50,7 @@ static int seqiv_aead_encrypt(struct aead_request *req)
struct aead_geniv_ctx *ctx = crypto_aead_ctx(geniv);
struct aead_request *subreq = aead_request_ctx(req);
crypto_completion_t compl;
+ bool unaligned_info;
void *data;
u8 *info;
unsigned int ivsize = 8;
@@ -79,8 +80,9 @@ static int seqiv_aead_encrypt(struct aead_request *req)
return err;
}
- if (unlikely(!IS_ALIGNED((unsigned long)info,
- crypto_aead_alignmask(geniv) + 1))) {
+ unaligned_info = !IS_ALIGNED((unsigned long)info,
+ crypto_aead_alignmask(geniv) + 1);
+ if (unlikely(unaligned_info)) {
info = kmemdup(req->iv, ivsize, req->base.flags &
CRYPTO_TFM_REQ_MAY_SLEEP ? GFP_KERNEL :
GFP_ATOMIC);
@@ -100,7 +102,7 @@ static int seqiv_aead_encrypt(struct aead_request *req)
scatterwalk_map_and_copy(info, req->dst, req->assoclen, ivsize, 1);
err = crypto_aead_encrypt(subreq);
- if (unlikely(info != req->iv))
+ if (unlikely(unaligned_info))
seqiv_aead_encrypt_complete2(req, err);
return err;
}
diff --git a/drivers/acpi/acpi_pcc.c b/drivers/acpi/acpi_pcc.c
index 07a034a53aca..59d2308259cb 100644
--- a/drivers/acpi/acpi_pcc.c
+++ b/drivers/acpi/acpi_pcc.c
@@ -53,7 +53,7 @@ acpi_pcc_address_space_setup(acpi_handle region_handle, u32 function,
struct pcc_data *data;
struct acpi_pcc_info *ctx = handler_context;
struct pcc_mbox_chan *pcc_chan;
- static acpi_status ret;
+ acpi_status ret;
data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
diff --git a/drivers/acpi/acpica/nswalk.c b/drivers/acpi/acpica/nswalk.c
index eee396a77bae..1b000ccbf8e1 100644
--- a/drivers/acpi/acpica/nswalk.c
+++ b/drivers/acpi/acpica/nswalk.c
@@ -169,9 +169,12 @@ acpi_ns_walk_namespace(acpi_object_type type,
if (start_node == ACPI_ROOT_OBJECT) {
start_node = acpi_gbl_root_node;
- if (!start_node) {
- return_ACPI_STATUS(AE_NO_NAMESPACE);
- }
+ }
+
+ /* Avoid walking the namespace if the StartNode is NULL */
+
+ if (!start_node) {
+ return_ACPI_STATUS(AE_NO_NAMESPACE);
}
/* Null child means "get first node" */
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index ec364c254112..e768dfd345fb 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -22,6 +22,7 @@
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/acpi.h>
+#include <linux/bitfield.h>
#include <linux/io.h>
#include <linux/interrupt.h>
#include <linux/timer.h>
@@ -528,6 +529,7 @@ static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata,
{
struct cper_sec_proc_arm *err = acpi_hest_get_payload(gdata);
int flags = sync ? MF_ACTION_REQUIRED : 0;
+ char error_type[120];
bool queued = false;
int sec_sev, i;
char *p;
@@ -541,9 +543,8 @@ static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata,
p = (char *)(err + 1);
for (i = 0; i < err->err_info_num; i++) {
struct cper_arm_err_info *err_info = (struct cper_arm_err_info *)p;
- bool is_cache = (err_info->type == CPER_ARM_CACHE_ERROR);
+ bool is_cache = err_info->type & CPER_ARM_CACHE_ERROR;
bool has_pa = (err_info->validation_bits & CPER_ARM_INFO_VALID_PHYSICAL_ADDR);
- const char *error_type = "unknown error";
/*
* The field (err_info->error_info & BIT(26)) is fixed to set to
@@ -557,12 +558,15 @@ static bool ghes_handle_arm_hw_error(struct acpi_hest_generic_data *gdata,
continue;
}
- if (err_info->type < ARRAY_SIZE(cper_proc_error_type_strs))
- error_type = cper_proc_error_type_strs[err_info->type];
+ cper_bits_to_str(error_type, sizeof(error_type),
+ FIELD_GET(CPER_ARM_ERR_TYPE_MASK, err_info->type),
+ cper_proc_error_type_strs,
+ ARRAY_SIZE(cper_proc_error_type_strs));
pr_warn_ratelimited(FW_WARN GHES_PFX
- "Unhandled processor error type: %s\n",
- error_type);
+ "Unhandled processor error type 0x%02x: %s%s\n",
+ err_info->type, error_type,
+ (err_info->type & ~CPER_ARM_ERR_TYPE_MASK) ? " with reserved bit(s)" : "");
p += err_info->length;
}
diff --git a/drivers/acpi/cppc_acpi.c b/drivers/acpi/cppc_acpi.c
index 888c7838579a..16ac219ae6fe 100644
--- a/drivers/acpi/cppc_acpi.c
+++ b/drivers/acpi/cppc_acpi.c
@@ -1299,7 +1299,8 @@ int cppc_get_perf_caps(int cpunum, struct cppc_perf_caps *perf_caps)
/* Are any of the regs PCC ?*/
if (CPC_IN_PCC(highest_reg) || CPC_IN_PCC(lowest_reg) ||
CPC_IN_PCC(lowest_non_linear_reg) || CPC_IN_PCC(nominal_reg) ||
- CPC_IN_PCC(low_freq_reg) || CPC_IN_PCC(nom_freq_reg)) {
+ CPC_IN_PCC(low_freq_reg) || CPC_IN_PCC(nom_freq_reg) ||
+ CPC_IN_PCC(guaranteed_reg)) {
if (pcc_ss_id < 0) {
pr_debug("Invalid pcc_ss_id\n");
return -ENODEV;
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 7dd6dbaa98c3..dea60d694343 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -54,7 +54,7 @@ static int map_x2apic_id(struct acpi_subtable_header *entry,
if (!(apic->lapic_flags & ACPI_MADT_ENABLED))
return -ENODEV;
- if (device_declaration && (apic->uid == acpi_id)) {
+ if (apic->uid == acpi_id && (device_declaration || acpi_id < 255)) {
*apic_id = apic->local_apic_id;
return 0;
}
diff --git a/drivers/acpi/property.c b/drivers/acpi/property.c
index d02b332744e6..6bb85c12b5a0 100644
--- a/drivers/acpi/property.c
+++ b/drivers/acpi/property.c
@@ -1370,7 +1370,7 @@ static struct fwnode_handle *acpi_graph_get_next_endpoint(
if (!prev) {
do {
- port = fwnode_get_next_child_node(fwnode, port);
+ port = acpi_get_next_subnode(fwnode, port);
/*
* The names of the port nodes begin with "port@"
* followed by the number of the port node and they also
@@ -1388,13 +1388,13 @@ static struct fwnode_handle *acpi_graph_get_next_endpoint(
if (!port)
return NULL;
- endpoint = fwnode_get_next_child_node(port, prev);
+ endpoint = acpi_get_next_subnode(port, prev);
while (!endpoint) {
- port = fwnode_get_next_child_node(fwnode, port);
+ port = acpi_get_next_subnode(fwnode, port);
if (!port)
break;
if (is_acpi_graph_node(port, "port"))
- endpoint = fwnode_get_next_child_node(port, NULL);
+ endpoint = acpi_get_next_subnode(port, NULL);
}
/*
@@ -1622,6 +1622,7 @@ static int acpi_fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode,
if (fwnode_property_read_u32(fwnode, "reg", &endpoint->id))
fwnode_property_read_u32(fwnode, "endpoint", &endpoint->id);
+ fwnode_handle_put(port_fwnode);
return 0;
}
diff --git a/drivers/amba/tegra-ahb.c b/drivers/amba/tegra-ahb.c
index c0e8b765522d..f23c3ed01810 100644
--- a/drivers/amba/tegra-ahb.c
+++ b/drivers/amba/tegra-ahb.c
@@ -144,6 +144,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn)
if (!dev)
return -EPROBE_DEFER;
ahb = dev_get_drvdata(dev);
+ put_device(dev);
val = gizmo_readl(ahb, AHB_ARBITRATION_XBAR_CTRL);
val |= AHB_ARBITRATION_XBAR_CTRL_SMMU_INIT_DONE;
gizmo_writel(ahb, val, AHB_ARBITRATION_XBAR_CTRL);
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 5a33cee9a394..b28fb11cd6db 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -1827,16 +1827,18 @@ void pm_runtime_init(struct device *dev)
*/
void pm_runtime_reinit(struct device *dev)
{
- if (!pm_runtime_enabled(dev)) {
- if (dev->power.runtime_status == RPM_ACTIVE)
- pm_runtime_set_suspended(dev);
- if (dev->power.irq_safe) {
- spin_lock_irq(&dev->power.lock);
- dev->power.irq_safe = 0;
- spin_unlock_irq(&dev->power.lock);
- if (dev->parent)
- pm_runtime_put(dev->parent);
- }
+ if (pm_runtime_enabled(dev))
+ return;
+
+ if (dev->power.runtime_status == RPM_ACTIVE)
+ pm_runtime_set_suspended(dev);
+
+ if (dev->power.irq_safe) {
+ spin_lock_irq(&dev->power.lock);
+ dev->power.irq_safe = 0;
+ spin_unlock_irq(&dev->power.lock);
+ if (dev->parent)
+ pm_runtime_put(dev->parent);
}
/*
* Clear power.needs_force_resume in case it has been set by
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index ea4eb88a2e45..419143f6cf79 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -331,7 +331,7 @@ static bool initialized;
* This default is used whenever the current disk size is unknown.
* [Now it is rather a minimum]
*/
-#define MAX_DISK_SIZE 4 /* 3984 */
+#define MAX_DISK_SIZE (PAGE_SIZE / 1024)
/*
* globals used by 'result()'
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 27a05b1521f6..8b7f306ec976 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -912,9 +912,9 @@ static void recv_work(struct work_struct *work)
nbd_mark_nsock_dead(nbd, nsock, 1);
mutex_unlock(&nsock->tx_lock);
- nbd_config_put(nbd);
atomic_dec(&config->recv_threads);
wake_up(&config->recv_wq);
+ nbd_config_put(nbd);
kfree(args);
}
@@ -2147,12 +2147,13 @@ static int nbd_genl_connect(struct sk_buff *skb, struct genl_info *info)
ret = nbd_start_device(nbd);
out:
- mutex_unlock(&nbd->config_lock);
if (!ret) {
set_bit(NBD_RT_HAS_CONFIG_REF, &config->runtime_flags);
refcount_inc(&nbd->config_refs);
nbd_connect_reply(info, nbd->index);
}
+ mutex_unlock(&nbd->config_lock);
+
nbd_config_put(nbd);
if (put_dev)
nbd_put(nbd);
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index 36d7b36c60c7..79d3779e1c7a 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -85,10 +85,14 @@ static void ps3disk_scatter_gather(struct ps3_storage_device *dev,
struct bio_vec bvec;
rq_for_each_segment(bvec, req, iter) {
+ dev_dbg(&dev->sbd.core, "%s:%u: %u sectors from %llu\n",
+ __func__, __LINE__, bio_sectors(iter.bio),
+ iter.bio->bi_iter.bi_sector);
if (gather)
memcpy_from_bvec(dev->bounce_buf + offset, &bvec);
else
memcpy_to_bvec(&bvec, dev->bounce_buf + offset);
+ offset += bvec.bv_len;
}
}
diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
index b0550b68645d..0c3c63cf986b 100644
--- a/drivers/block/rnbd/rnbd-clt.c
+++ b/drivers/block/rnbd/rnbd-clt.c
@@ -1440,9 +1440,11 @@ static struct rnbd_clt_dev *init_dev(struct rnbd_clt_session *sess,
goto out_alloc;
}
- ret = ida_alloc_max(&index_ida, (1 << (MINORBITS - RNBD_PART_BITS)) - 1,
- GFP_KERNEL);
- if (ret < 0) {
+ dev->clt_device_id = ida_alloc_max(&index_ida,
+ (1 << (MINORBITS - RNBD_PART_BITS)) - 1,
+ GFP_KERNEL);
+ if (dev->clt_device_id < 0) {
+ ret = dev->clt_device_id;
pr_err("Failed to initialize device '%s' from session %s, allocating idr failed, err: %d\n",
pathname, sess->sessname, ret);
goto out_queues;
@@ -1451,10 +1453,9 @@ static struct rnbd_clt_dev *init_dev(struct rnbd_clt_session *sess,
dev->pathname = kstrdup(pathname, GFP_KERNEL);
if (!dev->pathname) {
ret = -ENOMEM;
- goto out_queues;
+ goto out_ida;
}
- dev->clt_device_id = ret;
dev->sess = sess;
dev->access_mode = access_mode;
dev->nr_poll_queues = nr_poll_queues;
@@ -1470,6 +1471,8 @@ static struct rnbd_clt_dev *init_dev(struct rnbd_clt_session *sess,
return dev;
+out_ida:
+ ida_free(&index_ida, dev->clt_device_id);
out_queues:
kfree(dev->hw_queues);
out_alloc:
diff --git a/drivers/block/rnbd/rnbd-clt.h b/drivers/block/rnbd/rnbd-clt.h
index a48e040abe63..fbc1ed766025 100644
--- a/drivers/block/rnbd/rnbd-clt.h
+++ b/drivers/block/rnbd/rnbd-clt.h
@@ -112,7 +112,7 @@ struct rnbd_clt_dev {
struct rnbd_queue *hw_queues;
u32 device_id;
/* local Idr index - used to track minor number allocations. */
- u32 clt_device_id;
+ int clt_device_id;
struct mutex lock;
enum rnbd_clt_dev_state dev_state;
refcount_t refcount;
diff --git a/drivers/block/ublk_drv.c b/drivers/block/ublk_drv.c
index ec6d7a08104d..563b2a94d4c3 100644
--- a/drivers/block/ublk_drv.c
+++ b/drivers/block/ublk_drv.c
@@ -1709,7 +1709,7 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
{
struct ublk_device *ub = cmd->file->private_data;
struct ublk_queue *ubq;
- struct ublk_io *io;
+ struct ublk_io *io = NULL;
u32 cmd_op = cmd->cmd_op;
unsigned tag = ub_cmd->tag;
int ret = -EINVAL;
@@ -1821,10 +1821,9 @@ static int __ublk_ch_uring_cmd(struct io_uring_cmd *cmd,
return -EIOCBQUEUED;
out:
- io_uring_cmd_done(cmd, ret, 0, issue_flags);
pr_devel("%s: complete: cmd op %d, tag %d ret %x io_flags %x\n",
- __func__, cmd_op, tag, ret, io->flags);
- return -EIOCBQUEUED;
+ __func__, cmd_op, tag, ret, io ? io->flags : 0);
+ return ret;
}
static inline struct request *__ublk_check_and_get_req(struct ublk_device *ub,
@@ -1857,7 +1856,8 @@ static inline struct request *__ublk_check_and_get_req(struct ublk_device *ub,
return NULL;
}
-static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags)
+static inline int ublk_ch_uring_cmd_local(struct io_uring_cmd *cmd,
+ unsigned int issue_flags)
{
/*
* Not necessary for async retry, but let's keep it simple and always
@@ -1871,9 +1871,31 @@ static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags)
.addr = READ_ONCE(ub_src->addr)
};
+ WARN_ON_ONCE(issue_flags & IO_URING_F_UNLOCKED);
+
return __ublk_ch_uring_cmd(cmd, issue_flags, &ub_cmd);
}
+static void ublk_ch_uring_cmd_cb(struct io_uring_cmd *cmd,
+ unsigned int issue_flags)
+{
+ int ret = ublk_ch_uring_cmd_local(cmd, issue_flags);
+
+ if (ret != -EIOCBQUEUED)
+ io_uring_cmd_done(cmd, ret, 0, issue_flags);
+}
+
+static int ublk_ch_uring_cmd(struct io_uring_cmd *cmd, unsigned int issue_flags)
+{
+ /* well-implemented server won't run into unlocked */
+ if (unlikely(issue_flags & IO_URING_F_UNLOCKED)) {
+ io_uring_cmd_complete_in_task(cmd, ublk_ch_uring_cmd_cb);
+ return -EIOCBQUEUED;
+ }
+
+ return ublk_ch_uring_cmd_local(cmd, issue_flags);
+}
+
static inline bool ublk_check_ubuf_dir(const struct request *req,
int ubuf_dir)
{
@@ -2928,10 +2950,9 @@ static int ublk_ctrl_uring_cmd(struct io_uring_cmd *cmd,
if (ub)
ublk_put_device(ub);
out:
- io_uring_cmd_done(cmd, ret, 0, issue_flags);
pr_devel("%s: cmd done ret %d cmd_op %x, dev id %d qid %d\n",
__func__, ret, cmd->cmd_op, header->dev_id, header->queue_id);
- return -EIOCBQUEUED;
+ return ret;
}
static const struct file_operations ublk_ctl_fops = {
diff --git a/drivers/bluetooth/btrtl.c b/drivers/bluetooth/btrtl.c
index 24dae5440c03..3d995790a507 100644
--- a/drivers/bluetooth/btrtl.c
+++ b/drivers/bluetooth/btrtl.c
@@ -49,7 +49,7 @@
#define RTL_CHIP_SUBVER (&(struct rtl_vendor_cmd) {{0x10, 0x38, 0x04, 0x28, 0x80}})
#define RTL_CHIP_REV (&(struct rtl_vendor_cmd) {{0x10, 0x3A, 0x04, 0x28, 0x80}})
-#define RTL_SEC_PROJ (&(struct rtl_vendor_cmd) {{0x10, 0xA4, 0x0D, 0x00, 0xb0}})
+#define RTL_SEC_PROJ (&(struct rtl_vendor_cmd) {{0x10, 0xA4, 0xAD, 0x00, 0xb0}})
#define RTL_PATCH_SNIPPETS 0x01
#define RTL_PATCH_DUMMY_HEADER 0x02
@@ -513,7 +513,6 @@ static int rtlbt_parse_firmware_v2(struct hci_dev *hdev,
{
struct rtl_epatch_header_v2 *hdr;
int rc;
- u8 reg_val[2];
u8 key_id;
u32 num_sections;
struct rtl_section *section;
@@ -528,14 +527,7 @@ static int rtlbt_parse_firmware_v2(struct hci_dev *hdev,
.len = btrtl_dev->fw_len - 7, /* Cut the tail */
};
- rc = btrtl_vendor_read_reg16(hdev, RTL_SEC_PROJ, reg_val);
- if (rc < 0)
- return -EIO;
- key_id = reg_val[0];
-
- rtl_dev_dbg(hdev, "%s: key id %u", __func__, key_id);
-
- btrtl_dev->key_id = key_id;
+ key_id = btrtl_dev->key_id;
hdr = rtl_iov_pull_data(&iov, sizeof(*hdr));
if (!hdr)
@@ -1049,6 +1041,8 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
u16 hci_rev, lmp_subver;
u8 hci_ver, lmp_ver, chip_type = 0;
int ret;
+ int rc;
+ u8 key_id;
u8 reg_val[2];
btrtl_dev = kzalloc(sizeof(*btrtl_dev), GFP_KERNEL);
@@ -1159,6 +1153,14 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
goto err_free;
}
+ rc = btrtl_vendor_read_reg16(hdev, RTL_SEC_PROJ, reg_val);
+ if (rc < 0)
+ goto err_free;
+
+ key_id = reg_val[0];
+ btrtl_dev->key_id = key_id;
+ rtl_dev_info(hdev, "%s: key id %u", __func__, key_id);
+
btrtl_dev->fw_len = -EIO;
if (lmp_subver == RTL_ROM_LMP_8852A && hci_rev == 0x000c) {
snprintf(fw_name, sizeof(fw_name), "%s_v2.bin",
@@ -1181,7 +1183,7 @@ struct btrtl_device_info *btrtl_initialize(struct hci_dev *hdev,
goto err_free;
}
- if (btrtl_dev->ic_info->cfg_name) {
+ if (btrtl_dev->ic_info->cfg_name && !btrtl_dev->key_id) {
if (postfix) {
snprintf(cfg_name, sizeof(cfg_name), "%s-%s.bin",
btrtl_dev->ic_info->cfg_name, postfix);
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 74d264b64b53..1309e9318bdb 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -498,6 +498,8 @@ static const struct usb_device_id quirks_table[] = {
/* Realtek 8821CE Bluetooth devices */
{ USB_DEVICE(0x13d3, 0x3529), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x13d3, 0x3533), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Realtek 8822CE Bluetooth devices */
{ USB_DEVICE(0x0bda, 0xb00c), .driver_info = BTUSB_REALTEK |
@@ -735,6 +737,8 @@ static const struct usb_device_id quirks_table[] = {
BTUSB_WIDEBAND_SPEECH },
{ USB_DEVICE(0x2b89, 0x8761), .driver_info = BTUSB_REALTEK |
BTUSB_WIDEBAND_SPEECH },
+ { USB_DEVICE(0x2b89, 0x6275), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
/* Additional Realtek 8821AE Bluetooth devices */
{ USB_DEVICE(0x0b05, 0x17dc), .driver_info = BTUSB_REALTEK },
@@ -4338,7 +4342,7 @@ static int btusb_probe(struct usb_interface *intf,
return -ENODEV;
}
- data = devm_kzalloc(&intf->dev, sizeof(*data), GFP_KERNEL);
+ data = kzalloc(sizeof(*data), GFP_KERNEL);
if (!data)
return -ENOMEM;
@@ -4361,8 +4365,10 @@ static int btusb_probe(struct usb_interface *intf,
}
}
- if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep)
+ if (!data->intr_ep || !data->bulk_tx_ep || !data->bulk_rx_ep) {
+ kfree(data);
return -ENODEV;
+ }
if (id->driver_info & BTUSB_AMP) {
data->cmdreq_type = USB_TYPE_CLASS | 0x01;
@@ -4417,8 +4423,10 @@ static int btusb_probe(struct usb_interface *intf,
data->recv_acl = hci_recv_frame;
hdev = hci_alloc_dev_priv(priv_size);
- if (!hdev)
+ if (!hdev) {
+ kfree(data);
return -ENOMEM;
+ }
hdev->bus = HCI_USB;
hci_set_drvdata(hdev, data);
@@ -4686,6 +4694,7 @@ static int btusb_probe(struct usb_interface *intf,
if (data->reset_gpio)
gpiod_put(data->reset_gpio);
hci_free_dev(hdev);
+ kfree(data);
return err;
}
@@ -4734,6 +4743,7 @@ static void btusb_disconnect(struct usb_interface *intf)
}
hci_free_dev(hdev);
+ kfree(data);
}
#ifdef CONFIG_PM
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 46d7410f6f0f..b6a7d0d3f153 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -37,6 +37,7 @@ enum sysc_soc {
SOC_UNKNOWN,
SOC_2420,
SOC_2430,
+ SOC_AM33,
SOC_3430,
SOC_AM35,
SOC_3630,
@@ -2996,6 +2997,7 @@ static void ti_sysc_idle(struct work_struct *work)
static const struct soc_device_attribute sysc_soc_match[] = {
SOC_FLAG("OMAP242*", SOC_2420),
SOC_FLAG("OMAP243*", SOC_2430),
+ SOC_FLAG("AM33*", SOC_AM33),
SOC_FLAG("AM35*", SOC_AM35),
SOC_FLAG("OMAP3[45]*", SOC_3430),
SOC_FLAG("OMAP3[67]*", SOC_3630),
@@ -3201,10 +3203,15 @@ static int sysc_check_active_timer(struct sysc *ddata)
* can be dropped if we stop supporting old beagleboard revisions
* A to B4 at some point.
*/
- if (sysc_soc->soc == SOC_3430 || sysc_soc->soc == SOC_AM35)
+ switch (sysc_soc->soc) {
+ case SOC_AM33:
+ case SOC_3430:
+ case SOC_AM35:
error = -ENXIO;
- else
+ break;
+ default:
error = -EBUSY;
+ }
if ((ddata->cfg.quirks & SYSC_QUIRK_NO_RESET_ON_INIT) &&
(ddata->cfg.quirks & SYSC_QUIRK_NO_IDLE))
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 69314532f38c..70c07d7e590a 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -836,7 +836,10 @@ static long ac_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
ret = -ENOTTY;
break;
}
- Dummy = readb(apbs[IndexCard].RamIO + VERS);
+
+ if (cmd != 6)
+ Dummy = readb(apbs[IndexCard].RamIO + VERS);
+
kfree(adgl);
mutex_unlock(&ac_mutex);
return ret;
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index b7d8bf202ed2..fc5f9d757b94 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -613,7 +613,8 @@ static void __ipmi_bmc_unregister(struct ipmi_smi *intf);
static int __ipmi_bmc_register(struct ipmi_smi *intf,
struct ipmi_device_id *id,
bool guid_set, guid_t *guid, int intf_num);
-static int __scan_channels(struct ipmi_smi *intf, struct ipmi_device_id *id);
+static int __scan_channels(struct ipmi_smi *intf,
+ struct ipmi_device_id *id, bool rescan);
/*
@@ -2665,7 +2666,7 @@ static int __bmc_get_device_id(struct ipmi_smi *intf, struct bmc_device *bmc,
if (__ipmi_bmc_register(intf, &id, guid_set, &guid, intf_num))
need_waiter(intf); /* Retry later on an error. */
else
- __scan_channels(intf, &id);
+ __scan_channels(intf, &id, false);
if (!intf_set) {
@@ -2685,7 +2686,7 @@ static int __bmc_get_device_id(struct ipmi_smi *intf, struct bmc_device *bmc,
goto out_noprocessing;
} else if (memcmp(&bmc->fetch_id, &bmc->id, sizeof(bmc->id)))
/* Version info changes, scan the channels again. */
- __scan_channels(intf, &bmc->fetch_id);
+ __scan_channels(intf, &bmc->fetch_id, true);
bmc->dyn_id_expiry = jiffies + IPMI_DYN_DEV_ID_EXPIRY;
@@ -3414,8 +3415,6 @@ channel_handler(struct ipmi_smi *intf, struct ipmi_recv_msg *msg)
intf->channels_ready = true;
wake_up(&intf->waitq);
} else {
- intf->channel_list = intf->wchannels + set;
- intf->channels_ready = true;
rv = send_channel_info_cmd(intf, intf->curr_channel);
}
@@ -3437,10 +3436,17 @@ channel_handler(struct ipmi_smi *intf, struct ipmi_recv_msg *msg)
/*
* Must be holding intf->bmc_reg_mutex to call this.
*/
-static int __scan_channels(struct ipmi_smi *intf, struct ipmi_device_id *id)
+static int __scan_channels(struct ipmi_smi *intf,
+ struct ipmi_device_id *id,
+ bool rescan)
{
int rv;
+ if (rescan) {
+ /* Clear channels_ready to force channels rescan. */
+ intf->channels_ready = false;
+ }
+
if (ipmi_version_major(id) > 1
|| (ipmi_version_major(id) == 1
&& ipmi_version_minor(id) >= 5)) {
@@ -3643,7 +3649,7 @@ int ipmi_add_smi(struct module *owner,
}
mutex_lock(&intf->bmc_reg_mutex);
- rv = __scan_channels(intf, &id);
+ rv = __scan_channels(intf, &id, false);
mutex_unlock(&intf->bmc_reg_mutex);
if (rv)
goto out_err_bmc_reg;
diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c
index 70e3fe20fdcf..458a3e9ea73a 100644
--- a/drivers/char/tpm/tpm-chip.c
+++ b/drivers/char/tpm/tpm-chip.c
@@ -279,7 +279,6 @@ static void tpm_dev_release(struct device *dev)
kfree(chip->work_space.context_buf);
kfree(chip->work_space.session_buf);
- kfree(chip->allocated_banks);
kfree(chip);
}
diff --git a/drivers/char/tpm/tpm1-cmd.c b/drivers/char/tpm/tpm1-cmd.c
index cf64c7385105..b49a790f1bd5 100644
--- a/drivers/char/tpm/tpm1-cmd.c
+++ b/drivers/char/tpm/tpm1-cmd.c
@@ -799,11 +799,6 @@ int tpm1_pm_suspend(struct tpm_chip *chip, u32 tpm_suspend_pcr)
*/
int tpm1_get_pcr_allocation(struct tpm_chip *chip)
{
- chip->allocated_banks = kcalloc(1, sizeof(*chip->allocated_banks),
- GFP_KERNEL);
- if (!chip->allocated_banks)
- return -ENOMEM;
-
chip->allocated_banks[0].alg_id = TPM_ALG_SHA1;
chip->allocated_banks[0].digest_size = hash_digest_size[HASH_ALGO_SHA1];
chip->allocated_banks[0].crypto_id = HASH_ALGO_SHA1;
diff --git a/drivers/char/tpm/tpm2-cmd.c b/drivers/char/tpm/tpm2-cmd.c
index 93545be190a5..57bb3e34b770 100644
--- a/drivers/char/tpm/tpm2-cmd.c
+++ b/drivers/char/tpm/tpm2-cmd.c
@@ -574,11 +574,9 @@ ssize_t tpm2_get_pcr_allocation(struct tpm_chip *chip)
nr_possible_banks = be32_to_cpup(
(__be32 *)&buf.data[TPM_HEADER_SIZE + 5]);
-
- chip->allocated_banks = kcalloc(nr_possible_banks,
- sizeof(*chip->allocated_banks),
- GFP_KERNEL);
- if (!chip->allocated_banks) {
+ if (nr_possible_banks > TPM2_MAX_PCR_BANKS) {
+ pr_err("tpm: out of bank capacity: %u > %u\n",
+ nr_possible_banks, TPM2_MAX_PCR_BANKS);
rc = -ENOMEM;
goto out;
}
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 80e0f485170a..f09b02f85cf6 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -1612,8 +1612,8 @@ static void handle_control_message(struct virtio_device *vdev,
break;
case VIRTIO_CONSOLE_RESIZE: {
struct {
- __virtio16 rows;
__virtio16 cols;
+ __virtio16 rows;
} size;
if (!is_console_port(port))
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index 18969cbd4bb1..8d572021977f 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -95,8 +95,7 @@ obj-$(CONFIG_ARCH_HISI) += hisilicon/
obj-y += imgtec/
obj-y += imx/
obj-y += ingenic/
-obj-$(CONFIG_ARCH_K3) += keystone/
-obj-$(CONFIG_ARCH_KEYSTONE) += keystone/
+obj-y += keystone/
obj-y += mediatek/
obj-$(CONFIG_ARCH_MESON) += meson/
obj-y += microchip/
diff --git a/drivers/clk/mvebu/cp110-system-controller.c b/drivers/clk/mvebu/cp110-system-controller.c
index 03c59bf22106..b47c86906046 100644
--- a/drivers/clk/mvebu/cp110-system-controller.c
+++ b/drivers/clk/mvebu/cp110-system-controller.c
@@ -110,6 +110,25 @@ static const char * const gate_base_names[] = {
[CP110_GATE_EIP197] = "eip197"
};
+static unsigned long gate_flags(const u8 bit_idx)
+{
+ switch (bit_idx) {
+ case CP110_GATE_PCIE_X1_0:
+ case CP110_GATE_PCIE_X1_1:
+ case CP110_GATE_PCIE_X4:
+ /*
+ * If a port had an active link at boot time, stopping
+ * the clock creates a failed state from which controller
+ * driver can not recover.
+ * Prevent stopping this clock till after a driver has taken
+ * ownership.
+ */
+ return CLK_IGNORE_UNUSED;
+ default:
+ return 0;
+ }
+};
+
struct cp110_gate_clk {
struct clk_hw hw;
struct regmap *regmap;
@@ -171,6 +190,7 @@ static struct clk_hw *cp110_register_gate(const char *name,
init.ops = &cp110_gate_ops;
init.parent_names = &parent_name;
init.num_parents = 1;
+ init.flags = gate_flags(bit_idx);
gate->regmap = regmap;
gate->bit_idx = bit_idx;
diff --git a/drivers/clk/qcom/camcc-sm6350.c b/drivers/clk/qcom/camcc-sm6350.c
index eca36bd3ba5c..83cee6994d16 100644
--- a/drivers/clk/qcom/camcc-sm6350.c
+++ b/drivers/clk/qcom/camcc-sm6350.c
@@ -144,15 +144,11 @@ static struct clk_alpha_pll_postdiv camcc_pll1_out_even = {
static const struct alpha_pll_config camcc_pll2_config = {
.l = 0x64,
.alpha = 0x0,
- .post_div_val = 0x3 << 8,
- .post_div_mask = 0x3 << 8,
- .aux_output_mask = BIT(1),
- .main_output_mask = BIT(0),
- .early_output_mask = BIT(3),
.config_ctl_val = 0x20000800,
.config_ctl_hi_val = 0x400003d2,
.test_ctl_val = 0x04000400,
.test_ctl_hi_val = 0x00004000,
+ .user_ctl_val = 0x0000030b,
};
static struct clk_alpha_pll camcc_pll2 = {
@@ -1692,6 +1688,8 @@ static struct clk_branch camcc_sys_tmr_clk = {
},
};
+static struct gdsc titan_top_gdsc;
+
static struct gdsc bps_gdsc = {
.gdscr = 0x6004,
.en_rest_wait_val = 0x2,
@@ -1701,6 +1699,7 @@ static struct gdsc bps_gdsc = {
.name = "bps_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
.flags = VOTABLE,
};
@@ -1713,6 +1712,7 @@ static struct gdsc ipe_0_gdsc = {
.name = "ipe_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
.flags = VOTABLE,
};
@@ -1725,6 +1725,7 @@ static struct gdsc ife_0_gdsc = {
.name = "ife_0_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
};
static struct gdsc ife_1_gdsc = {
@@ -1736,6 +1737,7 @@ static struct gdsc ife_1_gdsc = {
.name = "ife_1_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
};
static struct gdsc ife_2_gdsc = {
@@ -1747,6 +1749,7 @@ static struct gdsc ife_2_gdsc = {
.name = "ife_2_gdsc",
},
.pwrsts = PWRSTS_OFF_ON,
+ .parent = &titan_top_gdsc.pd,
};
static struct gdsc titan_top_gdsc = {
diff --git a/drivers/clk/renesas/r7s9210-cpg-mssr.c b/drivers/clk/renesas/r7s9210-cpg-mssr.c
index a85227c248f3..733244687daa 100644
--- a/drivers/clk/renesas/r7s9210-cpg-mssr.c
+++ b/drivers/clk/renesas/r7s9210-cpg-mssr.c
@@ -159,12 +159,13 @@ static void __init r7s9210_update_clk_table(struct clk *extal_clk,
static struct clk * __init rza2_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers)
+ struct cpg_mssr_pub *pub)
{
- struct clk *parent;
+ void __iomem *base = pub->base0;
+ struct clk **clks = pub->clks;
unsigned int mult = 1;
unsigned int div = 1;
+ struct clk *parent;
parent = clks[core->parent];
if (IS_ERR(parent))
diff --git a/drivers/clk/renesas/r8a77970-cpg-mssr.c b/drivers/clk/renesas/r8a77970-cpg-mssr.c
index 7e90e94c4b68..0c568a113c3f 100644
--- a/drivers/clk/renesas/r8a77970-cpg-mssr.c
+++ b/drivers/clk/renesas/r8a77970-cpg-mssr.c
@@ -222,10 +222,11 @@ static int __init r8a77970_cpg_mssr_init(struct device *dev)
static struct clk * __init r8a77970_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers)
+ struct cpg_mssr_pub *pub)
{
const struct clk_div_table *table;
+ void __iomem *base = pub->base0;
+ struct clk **clks = pub->clks;
const struct clk *parent;
unsigned int shift;
@@ -239,8 +240,7 @@ static struct clk * __init r8a77970_cpg_clk_register(struct device *dev,
shift = 4;
break;
default:
- return rcar_gen3_cpg_clk_register(dev, core, info, clks, base,
- notifiers);
+ return rcar_gen3_cpg_clk_register(dev, core, info, pub);
}
parent = clks[core->parent];
diff --git a/drivers/clk/renesas/r9a06g032-clocks.c b/drivers/clk/renesas/r9a06g032-clocks.c
index 55db63c7041a..cdc820b7e6ea 100644
--- a/drivers/clk/renesas/r9a06g032-clocks.c
+++ b/drivers/clk/renesas/r9a06g032-clocks.c
@@ -1316,9 +1316,9 @@ static int __init r9a06g032_clocks_probe(struct platform_device *pdev)
if (IS_ERR(mclk))
return PTR_ERR(mclk);
- clocks->reg = of_iomap(np, 0);
- if (WARN_ON(!clocks->reg))
- return -ENOMEM;
+ clocks->reg = devm_of_iomap(dev, np, 0, NULL);
+ if (IS_ERR(clocks->reg))
+ return PTR_ERR(clocks->reg);
r9a06g032_init_h2mode(clocks);
diff --git a/drivers/clk/renesas/rcar-gen2-cpg.c b/drivers/clk/renesas/rcar-gen2-cpg.c
index edae874fa2b6..1a59a71eede2 100644
--- a/drivers/clk/renesas/rcar-gen2-cpg.c
+++ b/drivers/clk/renesas/rcar-gen2-cpg.c
@@ -274,10 +274,11 @@ static const struct soc_device_attribute cpg_quirks_match[] __initconst = {
struct clk * __init rcar_gen2_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers)
+ struct cpg_mssr_pub *pub)
{
const struct clk_div_table *table = NULL;
+ void __iomem *base = pub->base0;
+ struct clk **clks = pub->clks;
const struct clk *parent;
const char *parent_name;
unsigned int mult = 1;
diff --git a/drivers/clk/renesas/rcar-gen2-cpg.h b/drivers/clk/renesas/rcar-gen2-cpg.h
index bdcd4a38d48d..3d4b127fdeaf 100644
--- a/drivers/clk/renesas/rcar-gen2-cpg.h
+++ b/drivers/clk/renesas/rcar-gen2-cpg.h
@@ -32,8 +32,7 @@ struct rcar_gen2_cpg_pll_config {
struct clk *rcar_gen2_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers);
+ struct cpg_mssr_pub *pub);
int rcar_gen2_cpg_init(const struct rcar_gen2_cpg_pll_config *config,
unsigned int pll0_div, u32 mode);
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c
index d0129a650941..47d52e2c996e 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.c
+++ b/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -346,9 +346,11 @@ static const struct soc_device_attribute cpg_quirks_match[] __initconst = {
struct clk * __init rcar_gen3_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers)
+ struct cpg_mssr_pub *pub)
{
+ struct raw_notifier_head *notifiers = &pub->notifiers;
+ void __iomem *base = pub->base0;
+ struct clk **clks = pub->clks;
const struct clk *parent;
unsigned int mult = 1;
unsigned int div = 1;
diff --git a/drivers/clk/renesas/rcar-gen3-cpg.h b/drivers/clk/renesas/rcar-gen3-cpg.h
index bfdc649bdf12..d15a5d1df71c 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.h
+++ b/drivers/clk/renesas/rcar-gen3-cpg.h
@@ -81,8 +81,7 @@ struct rcar_gen3_cpg_pll_config {
struct clk *rcar_gen3_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers);
+ struct cpg_mssr_pub *pub);
int rcar_gen3_cpg_init(const struct rcar_gen3_cpg_pll_config *config,
unsigned int clk_extalr, u32 mode);
diff --git a/drivers/clk/renesas/rcar-gen4-cpg.c b/drivers/clk/renesas/rcar-gen4-cpg.c
index c68d8b987054..b7bc3e6860c7 100644
--- a/drivers/clk/renesas/rcar-gen4-cpg.c
+++ b/drivers/clk/renesas/rcar-gen4-cpg.c
@@ -330,9 +330,11 @@ static const struct clk_div_table cpg_rpcsrc_div_table[] = {
struct clk * __init rcar_gen4_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers)
+ struct cpg_mssr_pub *pub)
{
+ struct raw_notifier_head *notifiers = &pub->notifiers;
+ void __iomem *base = pub->base0;
+ struct clk **clks = pub->clks;
const struct clk *parent;
unsigned int mult = 1;
unsigned int div = 1;
diff --git a/drivers/clk/renesas/rcar-gen4-cpg.h b/drivers/clk/renesas/rcar-gen4-cpg.h
index 006537e29e4e..f479c30a30e8 100644
--- a/drivers/clk/renesas/rcar-gen4-cpg.h
+++ b/drivers/clk/renesas/rcar-gen4-cpg.h
@@ -72,8 +72,7 @@ struct rcar_gen4_cpg_pll_config {
struct clk *rcar_gen4_cpg_clk_register(struct device *dev,
const struct cpg_core_clk *core, const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers);
+ struct cpg_mssr_pub *pub);
int rcar_gen4_cpg_init(const struct rcar_gen4_cpg_pll_config *config,
unsigned int clk_extalr, u32 mode);
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
index cb80d1bf6c7c..0f558d94750f 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.c
+++ b/drivers/clk/renesas/renesas-cpg-mssr.c
@@ -27,6 +27,7 @@
#include <linux/psci.h>
#include <linux/reset-controller.h>
#include <linux/slab.h>
+#include <linux/string_choices.h>
#include <dt-bindings/clock/renesas-cpg-mssr.h>
@@ -126,16 +127,14 @@ static const u16 srstclr_for_gen4[] = {
* struct cpg_mssr_priv - Clock Pulse Generator / Module Standby
* and Software Reset Private Data
*
+ * @pub: Data passed to clock registration callback
* @rcdev: Optional reset controller entity
* @dev: CPG/MSSR device
- * @base: CPG/MSSR register block base address
* @reg_layout: CPG/MSSR register layout
- * @rmw_lock: protects RMW register accesses
* @np: Device node in DT for this CPG/MSSR module
* @num_core_clks: Number of Core Clocks in clks[]
* @num_mod_clks: Number of Module Clocks in clks[]
* @last_dt_core_clk: ID of the last Core Clock exported to DT
- * @notifiers: Notifier chain to save/restore clock state for system resume
* @status_regs: Pointer to status registers array
* @control_regs: Pointer to control registers array
* @reset_regs: Pointer to reset registers array
@@ -145,20 +144,18 @@ static const u16 srstclr_for_gen4[] = {
* @clks: Array containing all Core and Module Clocks
*/
struct cpg_mssr_priv {
+ struct cpg_mssr_pub pub;
#ifdef CONFIG_RESET_CONTROLLER
struct reset_controller_dev rcdev;
#endif
struct device *dev;
- void __iomem *base;
enum clk_reg_layout reg_layout;
- spinlock_t rmw_lock;
struct device_node *np;
unsigned int num_core_clks;
unsigned int num_mod_clks;
unsigned int last_dt_core_clk;
- struct raw_notifier_head notifiers;
const u16 *status_regs;
const u16 *control_regs;
const u16 *reset_regs;
@@ -200,39 +197,40 @@ static int cpg_mstp_clock_endisable(struct clk_hw *hw, bool enable)
int error;
dev_dbg(dev, "MSTP %u%02u/%pC %s\n", reg, bit, hw->clk,
- enable ? "ON" : "OFF");
- spin_lock_irqsave(&priv->rmw_lock, flags);
+ str_on_off(enable));
+ spin_lock_irqsave(&priv->pub.rmw_lock, flags);
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) {
- value = readb(priv->base + priv->control_regs[reg]);
+ value = readb(priv->pub.base0 + priv->control_regs[reg]);
if (enable)
value &= ~bitmask;
else
value |= bitmask;
- writeb(value, priv->base + priv->control_regs[reg]);
+ writeb(value, priv->pub.base0 + priv->control_regs[reg]);
/* dummy read to ensure write has completed */
- readb(priv->base + priv->control_regs[reg]);
- barrier_data(priv->base + priv->control_regs[reg]);
+ readb(priv->pub.base0 + priv->control_regs[reg]);
+ barrier_data(priv->pub.base0 + priv->control_regs[reg]);
+
} else {
- value = readl(priv->base + priv->control_regs[reg]);
+ value = readl(priv->pub.base0 + priv->control_regs[reg]);
if (enable)
value &= ~bitmask;
else
value |= bitmask;
- writel(value, priv->base + priv->control_regs[reg]);
+ writel(value, priv->pub.base0 + priv->control_regs[reg]);
}
- spin_unlock_irqrestore(&priv->rmw_lock, flags);
+ spin_unlock_irqrestore(&priv->pub.rmw_lock, flags);
if (!enable || priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
return 0;
- error = readl_poll_timeout_atomic(priv->base + priv->status_regs[reg],
+ error = readl_poll_timeout_atomic(priv->pub.base0 + priv->status_regs[reg],
value, !(value & bitmask), 0, 10);
if (error)
dev_err(dev, "Failed to enable SMSTP %p[%d]\n",
- priv->base + priv->control_regs[reg], bit);
+ priv->pub.base0 + priv->control_regs[reg], bit);
return error;
}
@@ -251,12 +249,13 @@ static int cpg_mstp_clock_is_enabled(struct clk_hw *hw)
{
struct mstp_clock *clock = to_mstp_clock(hw);
struct cpg_mssr_priv *priv = clock->priv;
+ unsigned int reg = clock->index / 32;
u32 value;
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
- value = readb(priv->base + priv->control_regs[clock->index / 32]);
+ value = readb(priv->pub.base0 + priv->control_regs[reg]);
else
- value = readl(priv->base + priv->status_regs[clock->index / 32]);
+ value = readl(priv->pub.base0 + priv->status_regs[reg]);
return !(value & BIT(clock->index % 32));
}
@@ -348,7 +347,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
case CLK_TYPE_DIV6P1:
case CLK_TYPE_DIV6_RO:
WARN_DEBUG(core->parent >= priv->num_core_clks);
- parent = priv->clks[core->parent];
+ parent = priv->pub.clks[core->parent];
if (IS_ERR(parent)) {
clk = parent;
goto fail;
@@ -358,12 +357,12 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
if (core->type == CLK_TYPE_DIV6_RO)
/* Multiply with the DIV6 register value */
- div *= (readl(priv->base + core->offset) & 0x3f) + 1;
+ div *= (readl(priv->pub.base0 + core->offset) & 0x3f) + 1;
if (core->type == CLK_TYPE_DIV6P1) {
clk = cpg_div6_register(core->name, 1, &parent_name,
- priv->base + core->offset,
- &priv->notifiers);
+ priv->pub.base0 + core->offset,
+ &priv->pub.notifiers);
} else {
clk = clk_register_fixed_factor(NULL, core->name,
parent_name, 0,
@@ -379,8 +378,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
default:
if (info->cpg_clk_register)
clk = info->cpg_clk_register(dev, core, info,
- priv->clks, priv->base,
- &priv->notifiers);
+ &priv->pub);
else
dev_err(dev, "%s has unsupported core clock type %u\n",
core->name, core->type);
@@ -391,7 +389,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
goto fail;
dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
- priv->clks[id] = clk;
+ priv->pub.clks[id] = clk;
return;
fail:
@@ -414,14 +412,14 @@ static void __init cpg_mssr_register_mod_clk(const struct mssr_mod_clk *mod,
WARN_DEBUG(id < priv->num_core_clks);
WARN_DEBUG(id >= priv->num_core_clks + priv->num_mod_clks);
WARN_DEBUG(mod->parent >= priv->num_core_clks + priv->num_mod_clks);
- WARN_DEBUG(PTR_ERR(priv->clks[id]) != -ENOENT);
+ WARN_DEBUG(PTR_ERR(priv->pub.clks[id]) != -ENOENT);
if (!mod->name) {
/* Skip NULLified clock */
return;
}
- parent = priv->clks[mod->parent];
+ parent = priv->pub.clks[mod->parent];
if (IS_ERR(parent)) {
clk = parent;
goto fail;
@@ -599,53 +597,56 @@ static int __init cpg_mssr_add_clk_domain(struct device *dev,
#define rcdev_to_priv(x) container_of(x, struct cpg_mssr_priv, rcdev)
-static int cpg_mssr_reset(struct reset_controller_dev *rcdev,
- unsigned long id)
+static int cpg_mssr_reset_operate(struct reset_controller_dev *rcdev,
+ const char *func, bool set, unsigned long id)
{
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
unsigned int reg = id / 32;
unsigned int bit = id % 32;
+ const u16 off = set ? priv->reset_regs[reg] : priv->reset_clear_regs[reg];
u32 bitmask = BIT(bit);
- dev_dbg(priv->dev, "reset %u%02u\n", reg, bit);
-
- /* Reset module */
- writel(bitmask, priv->base + priv->reset_regs[reg]);
-
- /* Wait for at least one cycle of the RCLK clock (@ ca. 32 kHz) */
- udelay(35);
+ if (func)
+ dev_dbg(priv->dev, "%s %u%02u\n", func, reg, bit);
- /* Release module from reset state */
- writel(bitmask, priv->base + priv->reset_clear_regs[reg]);
+ writel(bitmask, priv->pub.base0 + off);
+ readl(priv->pub.base0 + off);
+ barrier_data(priv->pub.base0 + off);
return 0;
}
-static int cpg_mssr_assert(struct reset_controller_dev *rcdev, unsigned long id)
+static int cpg_mssr_reset(struct reset_controller_dev *rcdev,
+ unsigned long id)
{
struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
- unsigned int reg = id / 32;
- unsigned int bit = id % 32;
- u32 bitmask = BIT(bit);
- dev_dbg(priv->dev, "assert %u%02u\n", reg, bit);
+ /* Reset module */
+ cpg_mssr_reset_operate(rcdev, "reset", true, id);
+
+ /*
+ * On R-Car Gen4, delay after SRCR has been written is 1ms.
+ * On older SoCs, delay after SRCR has been written is 35us
+ * (one cycle of the RCLK clock @ ca. 32 kHz).
+ */
+ if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN4)
+ usleep_range(1000, 2000);
+ else
+ usleep_range(35, 1000);
- writel(bitmask, priv->base + priv->reset_regs[reg]);
- return 0;
+ /* Release module from reset state */
+ return cpg_mssr_reset_operate(rcdev, NULL, false, id);
+}
+
+static int cpg_mssr_assert(struct reset_controller_dev *rcdev, unsigned long id)
+{
+ return cpg_mssr_reset_operate(rcdev, "assert", true, id);
}
static int cpg_mssr_deassert(struct reset_controller_dev *rcdev,
unsigned long id)
{
- struct cpg_mssr_priv *priv = rcdev_to_priv(rcdev);
- unsigned int reg = id / 32;
- unsigned int bit = id % 32;
- u32 bitmask = BIT(bit);
-
- dev_dbg(priv->dev, "deassert %u%02u\n", reg, bit);
-
- writel(bitmask, priv->base + priv->reset_clear_regs[reg]);
- return 0;
+ return cpg_mssr_reset_operate(rcdev, "deassert", false, id);
}
static int cpg_mssr_status(struct reset_controller_dev *rcdev,
@@ -656,7 +657,7 @@ static int cpg_mssr_status(struct reset_controller_dev *rcdev,
unsigned int bit = id % 32;
u32 bitmask = BIT(bit);
- return !!(readl(priv->base + priv->reset_regs[reg]) & bitmask);
+ return !!(readl(priv->pub.base0 + priv->reset_regs[reg]) & bitmask);
}
static const struct reset_control_ops cpg_mssr_reset_ops = {
@@ -877,12 +878,12 @@ static int cpg_mssr_suspend_noirq(struct device *dev)
if (priv->smstpcr_saved[reg].mask)
priv->smstpcr_saved[reg].val =
priv->reg_layout == CLK_REG_LAYOUT_RZ_A ?
- readb(priv->base + priv->control_regs[reg]) :
- readl(priv->base + priv->control_regs[reg]);
+ readb(priv->pub.base0 + priv->control_regs[reg]) :
+ readl(priv->pub.base0 + priv->control_regs[reg]);
}
/* Save core clocks */
- raw_notifier_call_chain(&priv->notifiers, PM_EVENT_SUSPEND, NULL);
+ raw_notifier_call_chain(&priv->pub.notifiers, PM_EVENT_SUSPEND, NULL);
return 0;
}
@@ -899,7 +900,7 @@ static int cpg_mssr_resume_noirq(struct device *dev)
return 0;
/* Restore core clocks */
- raw_notifier_call_chain(&priv->notifiers, PM_EVENT_RESUME, NULL);
+ raw_notifier_call_chain(&priv->pub.notifiers, PM_EVENT_RESUME, NULL);
/* Restore module clocks */
for (reg = 0; reg < ARRAY_SIZE(priv->smstpcr_saved); reg++) {
@@ -908,29 +909,29 @@ static int cpg_mssr_resume_noirq(struct device *dev)
continue;
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A)
- oldval = readb(priv->base + priv->control_regs[reg]);
+ oldval = readb(priv->pub.base0 + priv->control_regs[reg]);
else
- oldval = readl(priv->base + priv->control_regs[reg]);
+ oldval = readl(priv->pub.base0 + priv->control_regs[reg]);
newval = oldval & ~mask;
newval |= priv->smstpcr_saved[reg].val & mask;
if (newval == oldval)
continue;
if (priv->reg_layout == CLK_REG_LAYOUT_RZ_A) {
- writeb(newval, priv->base + priv->control_regs[reg]);
+ writeb(newval, priv->pub.base0 + priv->control_regs[reg]);
/* dummy read to ensure write has completed */
- readb(priv->base + priv->control_regs[reg]);
- barrier_data(priv->base + priv->control_regs[reg]);
+ readb(priv->pub.base0 + priv->control_regs[reg]);
+ barrier_data(priv->pub.base0 + priv->control_regs[reg]);
continue;
} else
- writel(newval, priv->base + priv->control_regs[reg]);
+ writel(newval, priv->pub.base0 + priv->control_regs[reg]);
/* Wait until enabled clocks are really enabled */
mask &= ~priv->smstpcr_saved[reg].val;
if (!mask)
continue;
- error = readl_poll_timeout_atomic(priv->base + priv->status_regs[reg],
+ error = readl_poll_timeout_atomic(priv->pub.base0 + priv->status_regs[reg],
oldval, !(oldval & mask), 0, 10);
if (error)
dev_warn(dev, "Failed to enable SMSTP%u[0x%x]\n", reg,
@@ -968,12 +969,13 @@ static int __init cpg_mssr_common_init(struct device *dev,
if (!priv)
return -ENOMEM;
+ priv->pub.clks = priv->clks;
priv->np = np;
priv->dev = dev;
- spin_lock_init(&priv->rmw_lock);
+ spin_lock_init(&priv->pub.rmw_lock);
- priv->base = of_iomap(np, 0);
- if (!priv->base) {
+ priv->pub.base0 = of_iomap(np, 0);
+ if (!priv->pub.base0) {
error = -ENOMEM;
goto out_err;
}
@@ -981,7 +983,7 @@ static int __init cpg_mssr_common_init(struct device *dev,
priv->num_core_clks = info->num_total_core_clks;
priv->num_mod_clks = info->num_hw_mod_clks;
priv->last_dt_core_clk = info->last_dt_core_clk;
- RAW_INIT_NOTIFIER_HEAD(&priv->notifiers);
+ RAW_INIT_NOTIFIER_HEAD(&priv->pub.notifiers);
priv->reg_layout = info->reg_layout;
if (priv->reg_layout == CLK_REG_LAYOUT_RCAR_GEN2_AND_GEN3) {
priv->status_regs = mstpsr;
@@ -1001,7 +1003,7 @@ static int __init cpg_mssr_common_init(struct device *dev,
}
for (i = 0; i < nclks; i++)
- priv->clks[i] = ERR_PTR(-ENOENT);
+ priv->pub.clks[i] = ERR_PTR(-ENOENT);
error = of_clk_add_provider(np, cpg_mssr_clk_src_twocell_get, priv);
if (error)
@@ -1012,8 +1014,8 @@ static int __init cpg_mssr_common_init(struct device *dev,
return 0;
out_err:
- if (priv->base)
- iounmap(priv->base);
+ if (priv->pub.base0)
+ iounmap(priv->pub.base0);
kfree(priv);
return error;
diff --git a/drivers/clk/renesas/renesas-cpg-mssr.h b/drivers/clk/renesas/renesas-cpg-mssr.h
index 80c5b462924a..0a7b0b328d82 100644
--- a/drivers/clk/renesas/renesas-cpg-mssr.h
+++ b/drivers/clk/renesas/renesas-cpg-mssr.h
@@ -8,6 +8,8 @@
#ifndef __CLK_RENESAS_CPG_MSSR_H__
#define __CLK_RENESAS_CPG_MSSR_H__
+#include <linux/notifier.h>
+
/*
* Definitions of CPG Core Clocks
*
@@ -29,6 +31,21 @@ struct cpg_core_clk {
unsigned int offset;
};
+/**
+ * struct cpg_mssr_pub - data shared with device-specific clk registration code
+ *
+ * @base0: CPG/MSSR register block base0 address
+ * @notifiers: Notifier chain to save/restore clock state for system resume
+ * @rmw_lock: protects RMW register accesses
+ * @clks: pointer to clocks
+ */
+struct cpg_mssr_pub {
+ void __iomem *base0;
+ struct raw_notifier_head notifiers;
+ spinlock_t rmw_lock;
+ struct clk **clks;
+};
+
enum clk_types {
/* Generic */
CLK_TYPE_IN, /* External Clock Input */
@@ -153,8 +170,7 @@ struct cpg_mssr_info {
struct clk *(*cpg_clk_register)(struct device *dev,
const struct cpg_core_clk *core,
const struct cpg_mssr_info *info,
- struct clk **clks, void __iomem *base,
- struct raw_notifier_head *notifiers);
+ struct cpg_mssr_pub *pub);
};
extern const struct cpg_mssr_info r7s9210_cpg_mssr_info;
diff --git a/drivers/clk/renesas/rzg2l-cpg.c b/drivers/clk/renesas/rzg2l-cpg.c
index 77eefb6ee453..4bba49215c71 100644
--- a/drivers/clk/renesas/rzg2l-cpg.c
+++ b/drivers/clk/renesas/rzg2l-cpg.c
@@ -27,6 +27,7 @@
#include <linux/pm_domain.h>
#include <linux/reset-controller.h>
#include <linux/slab.h>
+#include <linux/string_choices.h>
#include <linux/units.h>
#include <dt-bindings/clock/renesas-cpg-mssr.h>
@@ -978,7 +979,6 @@ static int rzg2l_mod_clock_endisable(struct clk_hw *hw, bool enable)
struct rzg2l_cpg_priv *priv = clock->priv;
unsigned int reg = clock->off;
struct device *dev = priv->dev;
- unsigned long flags;
u32 bitmask = BIT(clock->bit);
u32 value;
int error;
@@ -988,17 +988,14 @@ static int rzg2l_mod_clock_endisable(struct clk_hw *hw, bool enable)
return 0;
}
- dev_dbg(dev, "CLK_ON %u/%pC %s\n", CLK_ON_R(reg), hw->clk,
- enable ? "ON" : "OFF");
- spin_lock_irqsave(&priv->rmw_lock, flags);
+ dev_dbg(dev, "CLK_ON 0x%x/%pC %s\n", CLK_ON_R(reg), hw->clk,
+ str_on_off(enable));
+ value = bitmask << 16;
if (enable)
- value = (bitmask << 16) | bitmask;
- else
- value = bitmask << 16;
- writel(value, priv->base + CLK_ON_R(reg));
+ value |= bitmask;
- spin_unlock_irqrestore(&priv->rmw_lock, flags);
+ writel(value, priv->base + CLK_ON_R(reg));
if (!enable)
return 0;
diff --git a/drivers/clk/samsung/clk-exynos-clkout.c b/drivers/clk/samsung/clk-exynos-clkout.c
index 72b6cf83aff4..3c09e9a4b25b 100644
--- a/drivers/clk/samsung/clk-exynos-clkout.c
+++ b/drivers/clk/samsung/clk-exynos-clkout.c
@@ -168,6 +168,7 @@ static int exynos_clkout_probe(struct platform_device *pdev)
clkout->mux.shift = EXYNOS_CLKOUT_MUX_SHIFT;
clkout->mux.lock = &clkout->slock;
+ clkout->data.num = EXYNOS_CLKOUT_NR_CLKS;
clkout->data.hws[0] = clk_hw_register_composite(NULL, "clkout",
parent_names, parent_count, &clkout->mux.hw,
&clk_mux_ops, NULL, NULL, &clkout->gate.hw,
@@ -178,7 +179,6 @@ static int exynos_clkout_probe(struct platform_device *pdev)
goto err_unmap;
}
- clkout->data.num = EXYNOS_CLKOUT_NR_CLKS;
ret = of_clk_add_hw_provider(clkout->np, of_clk_hw_onecell_get, &clkout->data);
if (ret)
goto err_clk_unreg;
diff --git a/drivers/comedi/comedi_fops.c b/drivers/comedi/comedi_fops.c
index 1f12f7ea3dc4..bb4fbfa80c82 100644
--- a/drivers/comedi/comedi_fops.c
+++ b/drivers/comedi/comedi_fops.c
@@ -2971,7 +2971,12 @@ static int compat_chaninfo(struct file *file, unsigned long arg)
chaninfo.rangelist = compat_ptr(chaninfo32.rangelist);
mutex_lock(&dev->mutex);
- err = do_chaninfo_ioctl(dev, &chaninfo);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ err = -ENODEV;
+ } else {
+ err = do_chaninfo_ioctl(dev, &chaninfo);
+ }
mutex_unlock(&dev->mutex);
return err;
}
@@ -2992,7 +2997,12 @@ static int compat_rangeinfo(struct file *file, unsigned long arg)
rangeinfo.range_ptr = compat_ptr(rangeinfo32.range_ptr);
mutex_lock(&dev->mutex);
- err = do_rangeinfo_ioctl(dev, &rangeinfo);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ err = -ENODEV;
+ } else {
+ err = do_rangeinfo_ioctl(dev, &rangeinfo);
+ }
mutex_unlock(&dev->mutex);
return err;
}
@@ -3068,7 +3078,12 @@ static int compat_cmd(struct file *file, unsigned long arg)
return rc;
mutex_lock(&dev->mutex);
- rc = do_cmd_ioctl(dev, &cmd, ©, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_cmd_ioctl(dev, &cmd, ©, file);
+ }
mutex_unlock(&dev->mutex);
if (copy) {
/* Special case: copy cmd back to user. */
@@ -3093,7 +3108,12 @@ static int compat_cmdtest(struct file *file, unsigned long arg)
return rc;
mutex_lock(&dev->mutex);
- rc = do_cmdtest_ioctl(dev, &cmd, ©, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_cmdtest_ioctl(dev, &cmd, ©, file);
+ }
mutex_unlock(&dev->mutex);
if (copy) {
err = put_compat_cmd(compat_ptr(arg), &cmd);
@@ -3153,7 +3173,12 @@ static int compat_insnlist(struct file *file, unsigned long arg)
}
mutex_lock(&dev->mutex);
- rc = do_insnlist_ioctl(dev, insns, insnlist32.n_insns, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_insnlist_ioctl(dev, insns, insnlist32.n_insns, file);
+ }
mutex_unlock(&dev->mutex);
kfree(insns);
return rc;
@@ -3172,7 +3197,12 @@ static int compat_insn(struct file *file, unsigned long arg)
return rc;
mutex_lock(&dev->mutex);
- rc = do_insn_ioctl(dev, &insn, file);
+ if (!dev->attached) {
+ dev_dbg(dev->class_dev, "no driver attached\n");
+ rc = -ENODEV;
+ } else {
+ rc = do_insn_ioctl(dev, &insn, file);
+ }
mutex_unlock(&dev->mutex);
return rc;
}
diff --git a/drivers/comedi/drivers/c6xdigio.c b/drivers/comedi/drivers/c6xdigio.c
index 14b90d1c64dc..8a38d97d463b 100644
--- a/drivers/comedi/drivers/c6xdigio.c
+++ b/drivers/comedi/drivers/c6xdigio.c
@@ -249,9 +249,6 @@ static int c6xdigio_attach(struct comedi_device *dev,
if (ret)
return ret;
- /* Make sure that PnP ports get activated */
- pnp_register_driver(&c6xdigio_pnp_driver);
-
s = &dev->subdevices[0];
/* pwm output subdevice */
s->type = COMEDI_SUBD_PWM;
@@ -278,19 +275,46 @@ static int c6xdigio_attach(struct comedi_device *dev,
return 0;
}
-static void c6xdigio_detach(struct comedi_device *dev)
-{
- comedi_legacy_detach(dev);
- pnp_unregister_driver(&c6xdigio_pnp_driver);
-}
-
static struct comedi_driver c6xdigio_driver = {
.driver_name = "c6xdigio",
.module = THIS_MODULE,
.attach = c6xdigio_attach,
- .detach = c6xdigio_detach,
+ .detach = comedi_legacy_detach,
};
-module_comedi_driver(c6xdigio_driver);
+
+static bool c6xdigio_pnp_registered = false;
+
+static int __init c6xdigio_module_init(void)
+{
+ int ret;
+
+ ret = comedi_driver_register(&c6xdigio_driver);
+ if (ret)
+ return ret;
+
+ if (IS_ENABLED(CONFIG_PNP)) {
+ /* Try to activate the PnP ports */
+ ret = pnp_register_driver(&c6xdigio_pnp_driver);
+ if (ret) {
+ pr_warn("failed to register pnp driver - err %d\n",
+ ret);
+ ret = 0; /* ignore the error. */
+ } else {
+ c6xdigio_pnp_registered = true;
+ }
+ }
+
+ return 0;
+}
+module_init(c6xdigio_module_init);
+
+static void __exit c6xdigio_module_exit(void)
+{
+ if (c6xdigio_pnp_registered)
+ pnp_unregister_driver(&c6xdigio_pnp_driver);
+ comedi_driver_unregister(&c6xdigio_driver);
+}
+module_exit(c6xdigio_module_exit);
MODULE_AUTHOR("Comedi https://www.comedi.org");
MODULE_DESCRIPTION("Comedi driver for the C6x_DIGIO DSP daughter card");
diff --git a/drivers/comedi/drivers/multiq3.c b/drivers/comedi/drivers/multiq3.c
index 07ff5383da99..ac369e9a262d 100644
--- a/drivers/comedi/drivers/multiq3.c
+++ b/drivers/comedi/drivers/multiq3.c
@@ -67,6 +67,11 @@
#define MULTIQ3_TRSFRCNTR_OL 0x10 /* xfer CNTR to OL (x and y) */
#define MULTIQ3_EFLAG_RESET 0x06 /* reset E bit of flag reg */
+/*
+ * Limit on the number of optional encoder channels
+ */
+#define MULTIQ3_MAX_ENC_CHANS 8
+
static void multiq3_set_ctrl(struct comedi_device *dev, unsigned int bits)
{
/*
@@ -312,6 +317,10 @@ static int multiq3_attach(struct comedi_device *dev,
s->insn_read = multiq3_encoder_insn_read;
s->insn_config = multiq3_encoder_insn_config;
+ /* sanity check for number of encoder channels */
+ if (s->n_chan > MULTIQ3_MAX_ENC_CHANS)
+ s->n_chan = MULTIQ3_MAX_ENC_CHANS;
+
for (i = 0; i < s->n_chan; i++)
multiq3_encoder_reset(dev, i);
diff --git a/drivers/comedi/drivers/pcl818.c b/drivers/comedi/drivers/pcl818.c
index 29e503de8267..c5b60616967e 100644
--- a/drivers/comedi/drivers/pcl818.c
+++ b/drivers/comedi/drivers/pcl818.c
@@ -1111,10 +1111,9 @@ static void pcl818_detach(struct comedi_device *dev)
{
struct pcl818_private *devpriv = dev->private;
- if (devpriv) {
- pcl818_ai_cancel(dev, dev->read_subdev);
+ if (devpriv)
pcl818_reset(dev);
- }
+
pcl818_free_dma(dev);
comedi_legacy_detach(dev);
}
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index a64baa97e358..7e7fa04188cf 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -1100,7 +1100,7 @@ static int amd_pstate_change_mode_without_dvr_change(int mode)
if (boot_cpu_has(X86_FEATURE_CPPC) || cppc_state == AMD_PSTATE_ACTIVE)
return 0;
- for_each_present_cpu(cpu) {
+ for_each_online_cpu(cpu) {
cppc_set_auto_sel(cpu, (cppc_state == AMD_PSTATE_PASSIVE) ? 0 : 1);
}
diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c
index c58c1defd745..8b53388280d7 100644
--- a/drivers/cpufreq/cpufreq-dt-platdev.c
+++ b/drivers/cpufreq/cpufreq-dt-platdev.c
@@ -87,6 +87,7 @@ static const struct of_device_id allowlist[] __initconst = {
{ .compatible = "st-ericsson,u9540", },
{ .compatible = "starfive,jh7110", },
+ { .compatible = "starfive,jh7110s", },
{ .compatible = "ti,omap2", },
{ .compatible = "ti,omap4", },
diff --git a/drivers/cpufreq/cpufreq-nforce2.c b/drivers/cpufreq/cpufreq-nforce2.c
index f7a7bcf6f52e..c58fb697fbba 100644
--- a/drivers/cpufreq/cpufreq-nforce2.c
+++ b/drivers/cpufreq/cpufreq-nforce2.c
@@ -145,6 +145,8 @@ static unsigned int nforce2_fsb_read(int bootfsb)
pci_read_config_dword(nforce2_sub5, NFORCE2_BOOTFSB, &fsb);
fsb /= 1000000;
+ pci_dev_put(nforce2_sub5);
+
/* Check if PLL register is already set */
pci_read_config_byte(nforce2_dev, NFORCE2_PLLENABLE, (u8 *)&temp);
@@ -432,6 +434,7 @@ static int __init nforce2_init(void)
static void __exit nforce2_exit(void)
{
cpufreq_unregister_driver(&nforce2_driver);
+ pci_dev_put(nforce2_dev);
}
module_init(nforce2_init);
diff --git a/drivers/cpufreq/s5pv210-cpufreq.c b/drivers/cpufreq/s5pv210-cpufreq.c
index 76c888ed8d16..d2fa42beae9c 100644
--- a/drivers/cpufreq/s5pv210-cpufreq.c
+++ b/drivers/cpufreq/s5pv210-cpufreq.c
@@ -518,7 +518,7 @@ static int s5pv210_cpu_init(struct cpufreq_policy *policy)
if (policy->cpu != 0) {
ret = -EINVAL;
- goto out_dmc1;
+ goto out;
}
/*
@@ -530,7 +530,7 @@ static int s5pv210_cpu_init(struct cpufreq_policy *policy)
if ((mem_type != LPDDR) && (mem_type != LPDDR2)) {
pr_err("CPUFreq doesn't support this memory type\n");
ret = -EINVAL;
- goto out_dmc1;
+ goto out;
}
/* Find current refresh counter and frequency each DMC */
@@ -544,6 +544,8 @@ static int s5pv210_cpu_init(struct cpufreq_policy *policy)
cpufreq_generic_init(policy, s5pv210_freq_table, 40000);
return 0;
+out:
+ clk_put(dmc1_clk);
out_dmc1:
clk_put(dmc0_clk);
out_dmc0:
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index 8c591dde6102..27010eee6d1b 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -354,12 +354,13 @@ static int menu_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
}
/*
- * Use a physical idle state, not busy polling, unless a timer
- * is going to trigger soon enough or the exit latency of the
- * idle state in question is greater than the predicted idle
- * duration.
+ * Use a physical idle state instead of busy polling so long as
+ * its target residency is below the residency threshold, its
+ * exit latency is not greater than the predicted idle duration,
+ * and the next timer doesn't expire soon.
*/
if ((drv->states[idx].flags & CPUIDLE_FLAG_POLLING) &&
+ s->target_residency_ns < RESIDENCY_THRESHOLD_NS &&
s->target_residency_ns <= data->next_timer_ns &&
s->exit_latency_ns <= predicted_ns) {
predicted_ns = s->target_residency_ns;
diff --git a/drivers/cpuidle/governors/teo.c b/drivers/cpuidle/governors/teo.c
index 7244f71c59c5..3a06ac29316d 100644
--- a/drivers/cpuidle/governors/teo.c
+++ b/drivers/cpuidle/governors/teo.c
@@ -595,11 +595,8 @@ static int teo_select(struct cpuidle_driver *drv, struct cpuidle_device *dev,
* If the closest expected timer is before the terget residency of the
* candidate state, a shallower one needs to be found.
*/
- if (drv->states[idx].target_residency_ns > duration_ns) {
- i = teo_find_shallower_state(drv, dev, idx, duration_ns, false);
- if (teo_state_ok(i, drv))
- idx = i;
- }
+ if (drv->states[idx].target_residency_ns > duration_ns)
+ idx = teo_find_shallower_state(drv, dev, idx, duration_ns, false);
/*
* If the selected state's target residency is below the tick length
diff --git a/drivers/crypto/caam/caamrng.c b/drivers/crypto/caam/caamrng.c
index b3d14a7f4dd1..0eb43c862516 100644
--- a/drivers/crypto/caam/caamrng.c
+++ b/drivers/crypto/caam/caamrng.c
@@ -181,7 +181,9 @@ static inline void test_len(struct hwrng *rng, size_t len, bool wait)
struct device *dev = ctx->ctrldev;
buf = kcalloc(CAAM_RNG_MAX_FIFO_STORE_SIZE, sizeof(u8), GFP_KERNEL);
-
+ if (!buf) {
+ return;
+ }
while (len > 0) {
read_len = rng->read(rng, buf, len, wait);
diff --git a/drivers/crypto/ccree/cc_buffer_mgr.c b/drivers/crypto/ccree/cc_buffer_mgr.c
index bcca55bff910..286e0d4b8f95 100644
--- a/drivers/crypto/ccree/cc_buffer_mgr.c
+++ b/drivers/crypto/ccree/cc_buffer_mgr.c
@@ -1235,6 +1235,7 @@ int cc_map_hash_request_update(struct cc_drvdata *drvdata, void *ctx,
int rc = 0;
u32 dummy = 0;
u32 mapped_nents = 0;
+ int sg_nents;
dev_dbg(dev, " update params : curr_buff=%pK curr_buff_cnt=0x%X nbytes=0x%X src=%pK curr_index=%u\n",
curr_buff, *curr_buff_cnt, nbytes, src, areq_ctx->buff_index);
@@ -1248,7 +1249,10 @@ int cc_map_hash_request_update(struct cc_drvdata *drvdata, void *ctx,
if (total_in_len < block_size) {
dev_dbg(dev, " less than one block: curr_buff=%pK *curr_buff_cnt=0x%X copy_to=%pK\n",
curr_buff, *curr_buff_cnt, &curr_buff[*curr_buff_cnt]);
- areq_ctx->in_nents = sg_nents_for_len(src, nbytes);
+ sg_nents = sg_nents_for_len(src, nbytes);
+ if (sg_nents < 0)
+ return sg_nents;
+ areq_ctx->in_nents = sg_nents;
sg_copy_to_buffer(src, areq_ctx->in_nents,
&curr_buff[*curr_buff_cnt], nbytes);
*curr_buff_cnt += nbytes;
diff --git a/drivers/crypto/hisilicon/qm.c b/drivers/crypto/hisilicon/qm.c
index a2c6b28f4b84..2c0ca68914e2 100644
--- a/drivers/crypto/hisilicon/qm.c
+++ b/drivers/crypto/hisilicon/qm.c
@@ -3555,6 +3555,7 @@ static int qm_clear_vft_config(struct hisi_qm *qm)
static int qm_func_shaper_enable(struct hisi_qm *qm, u32 fun_index, u32 qos)
{
struct device *dev = &qm->pdev->dev;
+ struct qm_shaper_factor t_factor;
u32 ir = qos * QM_QOS_RATE;
int ret, total_vfs, i;
@@ -3562,6 +3563,7 @@ static int qm_func_shaper_enable(struct hisi_qm *qm, u32 fun_index, u32 qos)
if (fun_index > total_vfs)
return -EINVAL;
+ memcpy(&t_factor, &qm->factor[fun_index], sizeof(t_factor));
qm->factor[fun_index].func_qos = qos;
ret = qm_get_shaper_para(ir, &qm->factor[fun_index]);
@@ -3575,11 +3577,21 @@ static int qm_func_shaper_enable(struct hisi_qm *qm, u32 fun_index, u32 qos)
ret = qm_set_vft_common(qm, SHAPER_VFT, fun_index, i, 1);
if (ret) {
dev_err(dev, "type: %d, failed to set shaper vft!\n", i);
- return -EINVAL;
+ goto back_func_qos;
}
}
return 0;
+
+back_func_qos:
+ memcpy(&qm->factor[fun_index], &t_factor, sizeof(t_factor));
+ for (i--; i >= ALG_TYPE_0; i--) {
+ ret = qm_set_vft_common(qm, SHAPER_VFT, fun_index, i, 1);
+ if (ret)
+ dev_err(dev, "failed to restore shaper vft during rollback!\n");
+ }
+
+ return -EINVAL;
}
static u32 qm_get_shaper_vft_qos(struct hisi_qm *qm, u32 fun_index)
diff --git a/drivers/crypto/starfive/jh7110-hash.c b/drivers/crypto/starfive/jh7110-hash.c
index cc7650198d70..e973e73f866b 100644
--- a/drivers/crypto/starfive/jh7110-hash.c
+++ b/drivers/crypto/starfive/jh7110-hash.c
@@ -358,6 +358,7 @@ static int starfive_hash_digest(struct ahash_request *req)
struct starfive_cryp_ctx *ctx = crypto_ahash_ctx(tfm);
struct starfive_cryp_request_ctx *rctx = ahash_request_ctx(req);
struct starfive_cryp_dev *cryp = ctx->cryp;
+ int sg_len;
memset(rctx, 0, sizeof(struct starfive_cryp_request_ctx));
@@ -366,7 +367,10 @@ static int starfive_hash_digest(struct ahash_request *req)
rctx->in_sg = req->src;
rctx->blksize = crypto_tfm_alg_blocksize(crypto_ahash_tfm(tfm));
rctx->digsize = crypto_ahash_digestsize(tfm);
- rctx->in_sg_len = sg_nents_for_len(rctx->in_sg, rctx->total);
+ sg_len = sg_nents_for_len(rctx->in_sg, rctx->total);
+ if (sg_len < 0)
+ return sg_len;
+ rctx->in_sg_len = sg_len;
ctx->rctx = rctx;
if (starfive_hash_check_aligned(rctx->in_sg, rctx->total, rctx->blksize))
diff --git a/drivers/firewire/nosy.c b/drivers/firewire/nosy.c
index ea31ac7ac1ca..e59053738a43 100644
--- a/drivers/firewire/nosy.c
+++ b/drivers/firewire/nosy.c
@@ -36,6 +36,8 @@
static char driver_name[] = KBUILD_MODNAME;
+#define RCV_BUFFER_SIZE (16 * 1024)
+
/* this is the physical layout of a PCL, its size is 128 bytes */
struct pcl {
__le32 next;
@@ -517,16 +519,14 @@ remove_card(struct pci_dev *dev)
lynx->rcv_start_pcl, lynx->rcv_start_pcl_bus);
dma_free_coherent(&lynx->pci_device->dev, sizeof(struct pcl),
lynx->rcv_pcl, lynx->rcv_pcl_bus);
- dma_free_coherent(&lynx->pci_device->dev, PAGE_SIZE, lynx->rcv_buffer,
- lynx->rcv_buffer_bus);
+ dma_free_coherent(&lynx->pci_device->dev, RCV_BUFFER_SIZE,
+ lynx->rcv_buffer, lynx->rcv_buffer_bus);
iounmap(lynx->registers);
pci_disable_device(dev);
lynx_put(lynx);
}
-#define RCV_BUFFER_SIZE (16 * 1024)
-
static int
add_card(struct pci_dev *dev, const struct pci_device_id *unused)
{
@@ -680,7 +680,7 @@ add_card(struct pci_dev *dev, const struct pci_device_id *unused)
dma_free_coherent(&lynx->pci_device->dev, sizeof(struct pcl),
lynx->rcv_pcl, lynx->rcv_pcl_bus);
if (lynx->rcv_buffer)
- dma_free_coherent(&lynx->pci_device->dev, PAGE_SIZE,
+ dma_free_coherent(&lynx->pci_device->dev, RCV_BUFFER_SIZE,
lynx->rcv_buffer, lynx->rcv_buffer_bus);
iounmap(lynx->registers);
diff --git a/drivers/firmware/arm_scmi/notify.c b/drivers/firmware/arm_scmi/notify.c
index 0efd20cd9d69..4782b115e6ec 100644
--- a/drivers/firmware/arm_scmi/notify.c
+++ b/drivers/firmware/arm_scmi/notify.c
@@ -1539,6 +1539,7 @@ static int scmi_devm_notifier_unregister(struct scmi_device *sdev,
dres.handle = sdev->handle;
dres.proto_id = proto_id;
dres.evt_id = evt_id;
+ dres.nb = nb;
if (src_id) {
dres.__src_id = *src_id;
dres.src_id = &dres.__src_id;
diff --git a/drivers/firmware/efi/cper-arm.c b/drivers/firmware/efi/cper-arm.c
index fa9c1c3bf168..52d18490b59e 100644
--- a/drivers/firmware/efi/cper-arm.c
+++ b/drivers/firmware/efi/cper-arm.c
@@ -93,15 +93,11 @@ static void cper_print_arm_err_info(const char *pfx, u32 type,
bool proc_context_corrupt, corrected, precise_pc, restartable_pc;
bool time_out, access_mode;
- /* If the type is unknown, bail. */
- if (type > CPER_ARM_MAX_TYPE)
- return;
-
/*
* Vendor type errors have error information values that are vendor
* specific.
*/
- if (type == CPER_ARM_VENDOR_ERROR)
+ if (type & CPER_ARM_VENDOR_ERROR)
return;
if (error_info & CPER_ARM_ERR_VALID_TRANSACTION_TYPE) {
@@ -116,43 +112,38 @@ static void cper_print_arm_err_info(const char *pfx, u32 type,
if (error_info & CPER_ARM_ERR_VALID_OPERATION_TYPE) {
op_type = ((error_info >> CPER_ARM_ERR_OPERATION_SHIFT)
& CPER_ARM_ERR_OPERATION_MASK);
- switch (type) {
- case CPER_ARM_CACHE_ERROR:
+ if (type & CPER_ARM_CACHE_ERROR) {
if (op_type < ARRAY_SIZE(arm_cache_err_op_strs)) {
- printk("%soperation type: %s\n", pfx,
+ printk("%scache error, operation type: %s\n", pfx,
arm_cache_err_op_strs[op_type]);
}
- break;
- case CPER_ARM_TLB_ERROR:
+ }
+ if (type & CPER_ARM_TLB_ERROR) {
if (op_type < ARRAY_SIZE(arm_tlb_err_op_strs)) {
- printk("%soperation type: %s\n", pfx,
+ printk("%sTLB error, operation type: %s\n", pfx,
arm_tlb_err_op_strs[op_type]);
}
- break;
- case CPER_ARM_BUS_ERROR:
+ }
+ if (type & CPER_ARM_BUS_ERROR) {
if (op_type < ARRAY_SIZE(arm_bus_err_op_strs)) {
- printk("%soperation type: %s\n", pfx,
+ printk("%sbus error, operation type: %s\n", pfx,
arm_bus_err_op_strs[op_type]);
}
- break;
}
}
if (error_info & CPER_ARM_ERR_VALID_LEVEL) {
level = ((error_info >> CPER_ARM_ERR_LEVEL_SHIFT)
& CPER_ARM_ERR_LEVEL_MASK);
- switch (type) {
- case CPER_ARM_CACHE_ERROR:
+ if (type & CPER_ARM_CACHE_ERROR)
printk("%scache level: %d\n", pfx, level);
- break;
- case CPER_ARM_TLB_ERROR:
+
+ if (type & CPER_ARM_TLB_ERROR)
printk("%sTLB level: %d\n", pfx, level);
- break;
- case CPER_ARM_BUS_ERROR:
+
+ if (type & CPER_ARM_BUS_ERROR)
printk("%saffinity level at which the bus error occurred: %d\n",
pfx, level);
- break;
- }
}
if (error_info & CPER_ARM_ERR_VALID_PROC_CONTEXT_CORRUPT) {
@@ -240,7 +231,8 @@ void cper_print_proc_arm(const char *pfx,
int i, len, max_ctx_type;
struct cper_arm_err_info *err_info;
struct cper_arm_ctx_info *ctx_info;
- char newpfx[64], infopfx[64];
+ char newpfx[64], infopfx[ARRAY_SIZE(newpfx) + 1];
+ char error_type[120];
printk("%sMIDR: 0x%016llx\n", pfx, proc->midr);
@@ -289,9 +281,15 @@ void cper_print_proc_arm(const char *pfx,
newpfx);
}
- printk("%serror_type: %d, %s\n", newpfx, err_info->type,
- err_info->type < ARRAY_SIZE(cper_proc_error_type_strs) ?
- cper_proc_error_type_strs[err_info->type] : "unknown");
+ cper_bits_to_str(error_type, sizeof(error_type),
+ FIELD_GET(CPER_ARM_ERR_TYPE_MASK, err_info->type),
+ cper_proc_error_type_strs,
+ ARRAY_SIZE(cper_proc_error_type_strs));
+
+ printk("%serror_type: 0x%02x: %s%s\n", newpfx, err_info->type,
+ error_type,
+ (err_info->type & ~CPER_ARM_ERR_TYPE_MASK) ? " with reserved bit(s)" : "");
+
if (err_info->validation_bits & CPER_ARM_INFO_VALID_ERR_INFO) {
printk("%serror_info: 0x%016llx\n", newpfx,
err_info->error_info);
diff --git a/drivers/firmware/efi/cper.c b/drivers/firmware/efi/cper.c
index 35c37f667781..cd34ef9384f1 100644
--- a/drivers/firmware/efi/cper.c
+++ b/drivers/firmware/efi/cper.c
@@ -12,6 +12,7 @@
* Specification version 2.4.
*/
+#include <linux/bitmap.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/time.h>
@@ -106,6 +107,65 @@ void cper_print_bits(const char *pfx, unsigned int bits,
printk("%s\n", buf);
}
+/**
+ * cper_bits_to_str - return a string for set bits
+ * @buf: buffer to store the output string
+ * @buf_size: size of the output string buffer
+ * @bits: bit mask
+ * @strs: string array, indexed by bit position
+ * @strs_size: size of the string array: @strs
+ *
+ * Add to @buf the bitmask in hexadecimal. Then, for each set bit in @bits,
+ * add the corresponding string describing the bit in @strs to @buf.
+ *
+ * A typical example is::
+ *
+ * const char * const bits[] = {
+ * "bit 3 name",
+ * "bit 4 name",
+ * "bit 5 name",
+ * };
+ * char str[120];
+ * unsigned int bitmask = BIT(3) | BIT(5);
+ * #define MASK GENMASK(5,3)
+ *
+ * cper_bits_to_str(str, sizeof(str), FIELD_GET(MASK, bitmask),
+ * bits, ARRAY_SIZE(bits));
+ *
+ * The above code fills the string ``str`` with ``bit 3 name|bit 5 name``.
+ *
+ * Return: number of bytes stored or an error code if lower than zero.
+ */
+int cper_bits_to_str(char *buf, int buf_size, unsigned long bits,
+ const char * const strs[], unsigned int strs_size)
+{
+ int len = buf_size;
+ char *str = buf;
+ int i, size;
+
+ *buf = '\0';
+
+ for_each_set_bit(i, &bits, strs_size) {
+ if (!(bits & BIT_ULL(i)))
+ continue;
+
+ if (*buf && len > 0) {
+ *str = '|';
+ len--;
+ str++;
+ }
+
+ size = strscpy(str, strs[i], len);
+ if (size < 0)
+ return size;
+
+ len -= size;
+ str += size;
+ }
+ return len - buf_size;
+}
+EXPORT_SYMBOL_GPL(cper_bits_to_str);
+
static const char * const proc_type_strs[] = {
"IA32/X64",
"IA64",
diff --git a/drivers/firmware/efi/libstub/x86-5lvl.c b/drivers/firmware/efi/libstub/x86-5lvl.c
index 479dd445acdc..267b1c531254 100644
--- a/drivers/firmware/efi/libstub/x86-5lvl.c
+++ b/drivers/firmware/efi/libstub/x86-5lvl.c
@@ -66,7 +66,7 @@ void efi_5level_switch(void)
bool have_la57 = native_read_cr4() & X86_CR4_LA57;
bool need_toggle = want_la57 ^ have_la57;
u64 *pgt = (void *)la57_toggle + PAGE_SIZE;
- u64 *cr3 = (u64 *)__native_read_cr3();
+ pgd_t *cr3 = (pgd_t *)native_read_cr3_pa();
u64 *new_cr3;
if (!la57_toggle || !need_toggle)
@@ -82,7 +82,7 @@ void efi_5level_switch(void)
new_cr3[0] = (u64)cr3 | _PAGE_TABLE_NOENC;
} else {
/* take the new root table pointer from the current entry #0 */
- new_cr3 = (u64 *)(cr3[0] & PAGE_MASK);
+ new_cr3 = (u64 *)(native_pgd_val(cr3[0]) & PTE_PFN_MASK);
/* copy the new root table if it is not 32-bit addressable */
if ((u64)new_cr3 > U32_MAX)
diff --git a/drivers/firmware/imx/imx-scu-irq.c b/drivers/firmware/imx/imx-scu-irq.c
index 6125cccc9ba7..b9f6128d56f7 100644
--- a/drivers/firmware/imx/imx-scu-irq.c
+++ b/drivers/firmware/imx/imx-scu-irq.c
@@ -214,6 +214,8 @@ int imx_scu_enable_general_irq_channel(struct device *dev)
cl->dev = dev;
cl->rx_callback = imx_scu_irq_callback;
+ INIT_WORK(&imx_sc_irq_work, imx_scu_irq_work_handler);
+
/* SCU general IRQ uses general interrupt channel 3 */
ch = mbox_request_channel_byname(cl, "gip3");
if (IS_ERR(ch)) {
@@ -223,11 +225,11 @@ int imx_scu_enable_general_irq_channel(struct device *dev)
return ret;
}
- INIT_WORK(&imx_sc_irq_work, imx_scu_irq_work_handler);
-
if (!of_parse_phandle_with_args(dev->of_node, "mboxes",
- "#mbox-cells", 0, &spec))
+ "#mbox-cells", 0, &spec)) {
i = of_alias_get_id(spec.np, "mu");
+ of_node_put(spec.np);
+ }
/* use mu1 as general mu irq channel if failed */
if (i < 0)
diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-svc.c
index 766ced12345c..2f263d1a6bd1 100644
--- a/drivers/firmware/stratix10-svc.c
+++ b/drivers/firmware/stratix10-svc.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2017-2018, Intel Corporation
+ * Copyright (C) 2025, Altera Corporation
*/
#include <linux/completion.h>
@@ -52,6 +53,7 @@ struct stratix10_svc_chan;
/**
* struct stratix10_svc - svc private data
* @stratix10_svc_rsu: pointer to stratix10 RSU device
+ * @intel_svc_fcs: pointer to the FCS device
*/
struct stratix10_svc {
struct platform_device *stratix10_svc_rsu;
@@ -174,6 +176,12 @@ struct stratix10_svc_chan {
static LIST_HEAD(svc_ctrl);
static LIST_HEAD(svc_data_mem);
+/**
+ * svc_mem_lock protects access to the svc_data_mem list for
+ * concurrent multi-client operations
+ */
+static DEFINE_MUTEX(svc_mem_lock);
+
/**
* svc_pa_to_va() - translate physical address to virtual address
* @addr: to be translated physical address
@@ -186,6 +194,7 @@ static void *svc_pa_to_va(unsigned long addr)
struct stratix10_svc_data_mem *pmem;
pr_debug("claim back P-addr=0x%016x\n", (unsigned int)addr);
+ guard(mutex)(&svc_mem_lock);
list_for_each_entry(pmem, &svc_data_mem, node)
if (pmem->paddr == addr)
return pmem->vaddr;
@@ -995,6 +1004,7 @@ int stratix10_svc_send(struct stratix10_svc_chan *chan, void *msg)
p_data->flag = ct->flags;
}
} else {
+ guard(mutex)(&svc_mem_lock);
list_for_each_entry(p_mem, &svc_data_mem, node)
if (p_mem->vaddr == p_msg->payload) {
p_data->paddr = p_mem->paddr;
@@ -1077,6 +1087,7 @@ void *stratix10_svc_allocate_memory(struct stratix10_svc_chan *chan,
if (!pmem)
return ERR_PTR(-ENOMEM);
+ guard(mutex)(&svc_mem_lock);
va = gen_pool_alloc(genpool, s);
if (!va)
return ERR_PTR(-ENOMEM);
@@ -1105,6 +1116,7 @@ EXPORT_SYMBOL_GPL(stratix10_svc_allocate_memory);
void stratix10_svc_free_memory(struct stratix10_svc_chan *chan, void *kaddr)
{
struct stratix10_svc_data_mem *pmem;
+ guard(mutex)(&svc_mem_lock);
list_for_each_entry(pmem, &svc_data_mem, node)
if (pmem->vaddr == kaddr) {
diff --git a/drivers/gpio/gpio-regmap.c b/drivers/gpio/gpio-regmap.c
index fd986afa7db5..f0bcb2c2c674 100644
--- a/drivers/gpio/gpio-regmap.c
+++ b/drivers/gpio/gpio-regmap.c
@@ -310,7 +310,7 @@ struct gpio_regmap *gpio_regmap_register(const struct gpio_regmap_config *config
config->regmap_irq_line, config->regmap_irq_flags,
0, config->regmap_irq_chip, &gpio->irq_chip_data);
if (ret)
- goto err_free_bitmap;
+ goto err_remove_gpiochip;
irq_domain = regmap_irq_get_domain(gpio->irq_chip_data);
} else
diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c
index 8ddd5e8341a0..86de8740c0d4 100644
--- a/drivers/gpio/gpiolib-acpi.c
+++ b/drivers/gpio/gpiolib-acpi.c
@@ -1720,6 +1720,28 @@ static const struct dmi_system_id gpiolib_acpi_quirks[] __initconst = {
.ignore_interrupt = "AMDI0030:00@11",
},
},
+ {
+ /*
+ * Spurious wakeups, likely from touchpad controller
+ * Dell Precision 7780
+ * Found in BIOS 1.24.1
+ *
+ * Found in touchpad firmware, installed by Dell Touchpad Firmware Update Utility version 1160.4196.9, A01
+ * ( Dell-Touchpad-Firmware-Update-Utility_VYGNN_WIN64_1160.4196.9_A00.EXE ),
+ * released on 11 Jul 2024
+ *
+ * https://lore.kernel.org/linux-i2c/197ae95ffd8.dc819e60457077.7692120488609091556@zohomail.com/
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_FAMILY, "Precision"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Precision 7780"),
+ DMI_MATCH(DMI_BOARD_NAME, "0C6JVW"),
+ },
+ .driver_data = &(struct acpi_gpiolib_dmi_quirk) {
+ .ignore_wake = "VEN_0488:00@355",
+ },
+ },
{} /* Terminating entry */
};
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 69dfc3da5e15..c56405b49050 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1495,6 +1495,7 @@ static int amdgpu_ttm_access_memory_sdma(struct ttm_buffer_object *bo,
if (r)
goto out;
+ mutex_lock(&adev->mman.gtt_window_lock);
amdgpu_res_first(abo->tbo.resource, offset, len, &src_mm);
src_addr = amdgpu_ttm_domain_start(adev, bo->resource->mem_type) +
src_mm.start;
@@ -1509,6 +1510,7 @@ static int amdgpu_ttm_access_memory_sdma(struct ttm_buffer_object *bo,
WARN_ON(job->ibs[0].length_dw > num_dw);
fence = amdgpu_job_submit(job);
+ mutex_unlock(&adev->mman.gtt_window_lock);
if (!dma_fence_wait_timeout(fence, false, adev->sdma_timeout))
r = -ETIMEDOUT;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 2992ce494e00..dc860544e6e2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -2496,10 +2496,12 @@ int amdgpu_vm_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
case AMDGPU_VM_OP_RESERVE_VMID:
/* We only have requirement to reserve vmid from gfxhub */
if (!fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)]) {
- amdgpu_vmid_alloc_reserved(adev, AMDGPU_GFXHUB(0));
+ int r = amdgpu_vmid_alloc_reserved(adev, AMDGPU_GFXHUB(0));
+
+ if (r)
+ return r;
fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)] = true;
}
-
break;
case AMDGPU_VM_OP_UNRESERVE_VMID:
if (fpriv->vm.reserved_vmid[AMDGPU_GFXHUB(0)]) {
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
index 384ddb28e6f6..c0a705888cb5 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
@@ -1477,10 +1477,10 @@ static enum bp_result get_embedded_panel_info_v2_1(
/* not provided by VBIOS */
info->lcd_timing.misc_info.HORIZONTAL_CUT_OFF = 0;
- info->lcd_timing.misc_info.H_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
- & ATOM_HSYNC_POLARITY);
- info->lcd_timing.misc_info.V_SYNC_POLARITY = ~(uint32_t) (lvds->lcd_timing.miscinfo
- & ATOM_VSYNC_POLARITY);
+ info->lcd_timing.misc_info.H_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo &
+ ATOM_HSYNC_POLARITY);
+ info->lcd_timing.misc_info.V_SYNC_POLARITY = !(lvds->lcd_timing.miscinfo &
+ ATOM_VSYNC_POLARITY);
/* not provided by VBIOS */
info->lcd_timing.misc_info.VERTICAL_CUT_OFF = 0;
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c
index f4f3ca7aad60..9ab30dfb9ae8 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c
@@ -104,7 +104,7 @@ void enable_surface_flip_reporting(struct dc_plane_state *plane_state,
struct dc_plane_state *dc_create_plane_state(struct dc *dc)
{
struct dc_plane_state *plane_state = kvzalloc(sizeof(*plane_state),
- GFP_KERNEL);
+ GFP_ATOMIC);
if (NULL == plane_state)
return NULL;
diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
index 294609557b73..e0daa4e051ac 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c
@@ -2179,10 +2179,11 @@ bool dcn20_get_dcc_compression_cap(const struct dc *dc,
const struct dc_dcc_surface_param *input,
struct dc_surface_dcc_cap *output)
{
- return dc->res_pool->hubbub->funcs->get_dcc_compression_cap(
- dc->res_pool->hubbub,
- input,
- output);
+ if (dc->res_pool->hubbub->funcs->get_dcc_compression_cap)
+ return dc->res_pool->hubbub->funcs->get_dcc_compression_cap(
+ dc->res_pool->hubbub, input, output);
+
+ return false;
}
static void dcn20_destroy_resource_pool(struct resource_pool **pool)
diff --git a/drivers/gpu/drm/gma500/fbdev.c b/drivers/gpu/drm/gma500/fbdev.c
index 98b44974d42d..8e3128298728 100644
--- a/drivers/gpu/drm/gma500/fbdev.c
+++ b/drivers/gpu/drm/gma500/fbdev.c
@@ -51,48 +51,6 @@ static const struct vm_operations_struct psb_fbdev_vm_ops = {
* struct fb_ops
*/
-#define CMAP_TOHW(_val, _width) ((((_val) << (_width)) + 0x7FFF - (_val)) >> 16)
-
-static int psb_fbdev_fb_setcolreg(unsigned int regno,
- unsigned int red, unsigned int green,
- unsigned int blue, unsigned int transp,
- struct fb_info *info)
-{
- struct drm_fb_helper *fb_helper = info->par;
- struct drm_framebuffer *fb = fb_helper->fb;
- uint32_t v;
-
- if (!fb)
- return -ENOMEM;
-
- if (regno > 255)
- return 1;
-
- red = CMAP_TOHW(red, info->var.red.length);
- blue = CMAP_TOHW(blue, info->var.blue.length);
- green = CMAP_TOHW(green, info->var.green.length);
- transp = CMAP_TOHW(transp, info->var.transp.length);
-
- v = (red << info->var.red.offset) |
- (green << info->var.green.offset) |
- (blue << info->var.blue.offset) |
- (transp << info->var.transp.offset);
-
- if (regno < 16) {
- switch (fb->format->cpp[0] * 8) {
- case 16:
- ((uint32_t *) info->pseudo_palette)[regno] = v;
- break;
- case 24:
- case 32:
- ((uint32_t *) info->pseudo_palette)[regno] = v;
- break;
- }
- }
-
- return 0;
-}
-
static int psb_fbdev_fb_mmap(struct fb_info *info, struct vm_area_struct *vma)
{
if (vma->vm_pgoff != 0)
@@ -137,7 +95,6 @@ static const struct fb_ops psb_fbdev_fb_ops = {
.owner = THIS_MODULE,
__FB_DEFAULT_IOMEM_OPS_RDWR,
DRM_FB_HELPER_DEFAULT_OPS,
- .fb_setcolreg = psb_fbdev_fb_setcolreg,
__FB_DEFAULT_IOMEM_OPS_DRAW,
.fb_mmap = psb_fbdev_fb_mmap,
.fb_destroy = psb_fbdev_fb_destroy,
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 5a687a3686bd..e208cc8c2ac1 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -950,13 +950,13 @@ static int eb_lookup_vmas(struct i915_execbuffer *eb)
vma = eb_lookup_vma(eb, eb->exec[i].handle);
if (IS_ERR(vma)) {
err = PTR_ERR(vma);
- goto err;
+ return err;
}
err = eb_validate_vma(eb, &eb->exec[i], vma);
if (unlikely(err)) {
i915_vma_put(vma);
- goto err;
+ return err;
}
err = eb_add_vma(eb, ¤t_batch, i, vma);
@@ -965,19 +965,8 @@ static int eb_lookup_vmas(struct i915_execbuffer *eb)
if (i915_gem_object_is_userptr(vma->obj)) {
err = i915_gem_object_userptr_submit_init(vma->obj);
- if (err) {
- if (i + 1 < eb->buffer_count) {
- /*
- * Execbuffer code expects last vma entry to be NULL,
- * since we already initialized this entry,
- * set the next value to NULL or we mess up
- * cleanup handling.
- */
- eb->vma[i + 1].vma = NULL;
- }
-
+ if (err)
return err;
- }
eb->vma[i].flags |= __EXEC_OBJECT_USERPTR_INIT;
eb->args->flags |= __EXEC_USERPTR_USED;
@@ -985,10 +974,6 @@ static int eb_lookup_vmas(struct i915_execbuffer *eb)
}
return 0;
-
-err:
- eb->vma[i].vma = NULL;
- return err;
}
static int eb_lock_vmas(struct i915_execbuffer *eb)
@@ -3381,7 +3366,8 @@ i915_gem_do_execbuffer(struct drm_device *dev,
eb.exec = exec;
eb.vma = (struct eb_vma *)(exec + args->buffer_count + 1);
- eb.vma[0].vma = NULL;
+ memset(eb.vma, 0, (args->buffer_count + 1) * sizeof(struct eb_vma));
+
eb.batch_pool = NULL;
eb.invalid_flags = __EXEC_OBJECT_UNKNOWN_FLAGS;
@@ -3590,7 +3576,18 @@ i915_gem_execbuffer2_ioctl(struct drm_device *dev, void *data,
if (err)
return err;
- /* Allocate extra slots for use by the command parser */
+ /*
+ * Allocate extra slots for use by the command parser.
+ *
+ * Note that this allocation handles two different arrays (the
+ * exec2_list array, and the eventual eb.vma array introduced in
+ * i915_gem_do_execbuffer()), that reside in virtually contiguous
+ * memory. Also note that the allocation intentionally doesn't fill the
+ * area with zeros, because the exec2_list part doesn't need to be, as
+ * it's immediately overwritten by user data a few lines below.
+ * However, the eb.vma part is explicitly zeroed later in
+ * i915_gem_do_execbuffer().
+ */
exec2_list = kvmalloc_array(count + 2, eb_element_size(),
__GFP_NOWARN | GFP_KERNEL);
if (exec2_list == NULL) {
diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
index 4234ff7485e8..2126cb95ae92 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_ccorr.c
@@ -80,27 +80,6 @@ void mtk_ccorr_stop(struct device *dev)
writel_relaxed(0x0, ccorr->regs + DISP_CCORR_EN);
}
-/* Converts a DRM S31.32 value to the HW S1.n format. */
-static u16 mtk_ctm_s31_32_to_s1_n(u64 in, u32 n)
-{
- u16 r;
-
- /* Sign bit. */
- r = in & BIT_ULL(63) ? BIT(n + 1) : 0;
-
- if ((in & GENMASK_ULL(62, 33)) > 0) {
- /* identity value 0x100000000 -> 0x400(mt8183), */
- /* identity value 0x100000000 -> 0x800(mt8192), */
- /* if bigger this, set it to max 0x7ff. */
- r |= GENMASK(n, 0);
- } else {
- /* take the n+1 most important bits. */
- r |= (in >> (32 - n)) & GENMASK(n, 0);
- }
-
- return r;
-}
-
void mtk_ccorr_ctm_set(struct device *dev, struct drm_crtc_state *state)
{
struct mtk_disp_ccorr *ccorr = dev_get_drvdata(dev);
@@ -119,7 +98,7 @@ void mtk_ccorr_ctm_set(struct device *dev, struct drm_crtc_state *state)
input = ctm->matrix;
for (i = 0; i < ARRAY_SIZE(coeffs); i++)
- coeffs[i] = mtk_ctm_s31_32_to_s1_n(input[i], matrix_bits);
+ coeffs[i] = drm_color_ctm_s31_32_to_qm_n(input[i], 2, matrix_bits);
mtk_ddp_write(cmdq_pkt, coeffs[0] << 16 | coeffs[1],
&ccorr->cmdq_reg, ccorr->regs, DISP_CCORR_COEF_0);
diff --git a/drivers/gpu/drm/mediatek/mtk_dp.c b/drivers/gpu/drm/mediatek/mtk_dp.c
index 199527643093..0cc3e2318754 100644
--- a/drivers/gpu/drm/mediatek/mtk_dp.c
+++ b/drivers/gpu/drm/mediatek/mtk_dp.c
@@ -1969,6 +1969,7 @@ static int mtk_dp_dt_parse(struct mtk_dp *mtk_dp,
endpoint = of_graph_get_endpoint_by_regs(pdev->dev.of_node, 1, -1);
len = of_property_count_elems_of_size(endpoint,
"data-lanes", sizeof(u32));
+ of_node_put(endpoint);
if (len < 0 || len > 4 || len == 3) {
dev_err(dev, "invalid data lane size: %d\n", len);
return -EINVAL;
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
index 66ccde966e3c..2b6ff11fd1cd 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.c
@@ -543,15 +543,20 @@ unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
return ret;
}
-int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp,
+static void mtk_ddp_comp_clk_put(void *_clk)
+{
+ struct clk *clk = _clk;
+
+ clk_put(clk);
+}
+
+int mtk_ddp_comp_init(struct device *dev, struct device_node *node, struct mtk_ddp_comp *comp,
unsigned int comp_id)
{
struct platform_device *comp_pdev;
enum mtk_ddp_comp_type type;
struct mtk_ddp_comp_dev *priv;
-#if IS_REACHABLE(CONFIG_MTK_CMDQ)
int ret;
-#endif
if (comp_id >= DDP_COMPONENT_DRM_ID_MAX)
return -EINVAL;
@@ -588,15 +593,22 @@ int mtk_ddp_comp_init(struct device_node *node, struct mtk_ddp_comp *comp,
type == MTK_DSI)
return 0;
- priv = devm_kzalloc(comp->dev, sizeof(*priv), GFP_KERNEL);
+ priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- priv->regs = of_iomap(node, 0);
+ priv->regs = devm_of_iomap(dev, node, 0, NULL);
+ if (IS_ERR(priv->regs))
+ return PTR_ERR(priv->regs);
+
priv->clk = of_clk_get(node, 0);
if (IS_ERR(priv->clk))
return PTR_ERR(priv->clk);
+ ret = devm_add_action_or_reset(dev, mtk_ddp_comp_clk_put, priv->clk);
+ if (ret)
+ return ret;
+
#if IS_REACHABLE(CONFIG_MTK_CMDQ)
ret = cmdq_dev_get_client_reg(comp->dev, &priv->cmdq_reg, 0);
if (ret)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index febcaeef16a1..a9e0661b3b43 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -279,7 +279,7 @@ int mtk_ddp_comp_get_id(struct device_node *node,
enum mtk_ddp_comp_type comp_type);
unsigned int mtk_drm_find_possible_crtc_by_comp(struct drm_device *drm,
struct device *dev);
-int mtk_ddp_comp_init(struct device_node *comp_node, struct mtk_ddp_comp *comp,
+int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node, struct mtk_ddp_comp *comp,
unsigned int comp_id);
enum mtk_ddp_comp_type mtk_ddp_comp_get_type(unsigned int comp_id);
void mtk_ddp_write(struct cmdq_pkt *cmdq_pkt, unsigned int value,
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index 83dcc475769b..ed6c650f081b 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -841,7 +841,7 @@ static int mtk_drm_probe(struct platform_device *pdev)
(void *)private->mmsys_dev,
sizeof(*private->mmsys_dev));
private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR].dev = &ovl_adaptor->dev;
- mtk_ddp_comp_init(NULL, &private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR],
+ mtk_ddp_comp_init(dev, NULL, &private->ddp_comp[DDP_COMPONENT_DRM_OVL_ADAPTOR],
DDP_COMPONENT_DRM_OVL_ADAPTOR);
component_match_add(dev, &match, compare_dev, &ovl_adaptor->dev);
}
@@ -910,7 +910,7 @@ static int mtk_drm_probe(struct platform_device *pdev)
node);
}
- ret = mtk_ddp_comp_init(node, &private->ddp_comp[comp_id], comp_id);
+ ret = mtk_ddp_comp_init(dev, node, &private->ddp_comp[comp_id], comp_id);
if (ret) {
of_node_put(node);
goto err_node;
diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
index 0f0d59938c3a..8e552107d80d 100644
--- a/drivers/gpu/drm/mgag200/mgag200_mode.c
+++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
@@ -173,6 +173,30 @@ static void mgag200_set_startadd(struct mga_device *mdev,
WREG_ECRT(0x00, crtcext0);
}
+/*
+ * Set the opmode for the hardware swapper for Big-Endian processor
+ * support for the frame buffer aperture and DMAWIN space.
+ */
+static void mgag200_set_datasiz(struct mga_device *mdev, u32 format)
+{
+#if defined(__BIG_ENDIAN)
+ u32 opmode = RREG32(MGAREG_OPMODE);
+
+ opmode &= ~(GENMASK(17, 16) | GENMASK(9, 8) | GENMASK(3, 2));
+
+ /* Big-endian byte-swapping */
+ switch (format) {
+ case DRM_FORMAT_RGB565:
+ opmode |= 0x10100;
+ break;
+ case DRM_FORMAT_XRGB8888:
+ opmode |= 0x20200;
+ break;
+ }
+ WREG32(MGAREG_OPMODE, opmode);
+#endif
+}
+
void mgag200_init_registers(struct mga_device *mdev)
{
u8 crtc11, misc;
@@ -502,6 +526,7 @@ void mgag200_primary_plane_helper_atomic_update(struct drm_plane *plane,
struct drm_atomic_helper_damage_iter iter;
struct drm_rect damage;
+ mgag200_set_datasiz(mdev, fb->format->format);
drm_atomic_helper_damage_iter_init(&iter, old_plane_state, plane_state);
drm_atomic_for_each_plane_damage(&iter, &damage) {
mgag200_handle_damage(mdev, shadow_plane_state->data, fb, &damage);
diff --git a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c
index 0d8133f3174b..535c89ce5d62 100644
--- a/drivers/gpu/drm/msm/adreno/a2xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a2xx_gpu.c
@@ -234,7 +234,7 @@ static int a2xx_hw_init(struct msm_gpu *gpu)
* word (0x20xxxx for A200, 0x220xxx for A220, 0x225xxx for A225).
* Older firmware files, which lack protection support, have 0 instead.
*/
- if (ptr[1] == 0) {
+ if (ptr[1] == 0 && !a2xx_gpu->protection_disabled) {
dev_warn(gpu->dev->dev,
"Legacy firmware detected, disabling protection support\n");
a2xx_gpu->protection_disabled = true;
diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
index 4e5d650578c6..258de1bfc570 100644
--- a/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
+++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu_state.c
@@ -834,7 +834,7 @@ static void a6xx_get_gmu_registers(struct msm_gpu *gpu,
return;
/* Set the fence to ALLOW mode so we can access the registers */
- gpu_write(gpu, REG_A6XX_GMU_AO_AHB_FENCE_CTRL, 0);
+ gmu_write(&a6xx_gpu->gmu, REG_A6XX_GMU_AO_AHB_FENCE_CTRL, 0);
_a6xx_get_gmu_registers(gpu, a6xx_state, &a6xx_gmu_reglist[2],
&a6xx_state->gmu_registers[2], false);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
index a5cd41c9224d..b6c7169b24ee 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_wb.c
@@ -205,14 +205,12 @@ static void dpu_encoder_phys_wb_setup_cdp(struct dpu_encoder_phys *phys_enc)
if (mode_3d && hw_pp && hw_pp->merge_3d)
intf_cfg.merge_3d = hw_pp->merge_3d->idx;
- if (phys_enc->hw_pp->merge_3d && phys_enc->hw_pp->merge_3d->ops.setup_3d_mode)
- phys_enc->hw_pp->merge_3d->ops.setup_3d_mode(phys_enc->hw_pp->merge_3d,
- mode_3d);
+ if (hw_pp && hw_pp->merge_3d && hw_pp->merge_3d->ops.setup_3d_mode)
+ hw_pp->merge_3d->ops.setup_3d_mode(hw_pp->merge_3d, mode_3d);
/* setup which pp blk will connect to this wb */
- if (hw_pp && phys_enc->hw_wb->ops.bind_pingpong_blk)
- phys_enc->hw_wb->ops.bind_pingpong_blk(phys_enc->hw_wb,
- phys_enc->hw_pp->idx);
+ if (hw_pp && hw_wb->ops.bind_pingpong_blk)
+ hw_wb->ops.bind_pingpong_blk(hw_wb, hw_pp->idx);
phys_enc->hw_ctl->ops.setup_intf_cfg(phys_enc->hw_ctl, &intf_cfg);
} else if (phys_enc->hw_ctl && phys_enc->hw_ctl->ops.setup_intf_cfg) {
diff --git a/drivers/gpu/drm/nouveau/dispnv50/atom.h b/drivers/gpu/drm/nouveau/dispnv50/atom.h
index 93f8f4f64578..b43c4f9bbcdf 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/atom.h
+++ b/drivers/gpu/drm/nouveau/dispnv50/atom.h
@@ -152,8 +152,21 @@ static inline struct nv50_head_atom *
nv50_head_atom_get(struct drm_atomic_state *state, struct drm_crtc *crtc)
{
struct drm_crtc_state *statec = drm_atomic_get_crtc_state(state, crtc);
+
if (IS_ERR(statec))
return (void *)statec;
+
+ return nv50_head_atom(statec);
+}
+
+static inline struct nv50_head_atom *
+nv50_head_atom_get_new(struct drm_atomic_state *state, struct drm_crtc *crtc)
+{
+ struct drm_crtc_state *statec = drm_atomic_get_new_crtc_state(state, crtc);
+
+ if (!statec)
+ return NULL;
+
return nv50_head_atom(statec);
}
diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.c b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
index 1199dfc1194c..527fabc5b1ba 100644
--- a/drivers/gpu/drm/nouveau/dispnv50/wndw.c
+++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.c
@@ -567,7 +567,7 @@ nv50_wndw_prepare_fb(struct drm_plane *plane, struct drm_plane_state *state)
asyw->image.offset[0] = nvbo->offset;
if (wndw->func->prepare) {
- asyh = nv50_head_atom_get(asyw->state.state, asyw->state.crtc);
+ asyh = nv50_head_atom_get_new(asyw->state.state, asyw->state.crtc);
if (IS_ERR(asyh))
return PTR_ERR(asyh);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
index 8a286a9349ac..7ce1b65e2c1c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/base.c
@@ -279,7 +279,7 @@ nvkm_fb_ctor(const struct nvkm_fb_func *func, struct nvkm_device *device,
mutex_init(&fb->tags.mutex);
if (func->sysmem.flush_page_init) {
- fb->sysmem.flush_page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+ fb->sysmem.flush_page = alloc_page(GFP_KERNEL | GFP_DMA32 | __GFP_ZERO);
if (!fb->sysmem.flush_page)
return -ENOMEM;
diff --git a/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c b/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c
index 1bde2f01786b..e7383a0e3d36 100644
--- a/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c
+++ b/drivers/gpu/drm/panel/panel-sony-td4353-jdi.c
@@ -283,6 +283,8 @@ static int sony_td4353_jdi_probe(struct mipi_dsi_device *dsi)
if (ret)
return dev_err_probe(dev, ret, "Failed to get backlight\n");
+ ctx->panel.prepare_prev_first = true;
+
drm_panel_add(&ctx->panel);
ret = mipi_dsi_attach(dsi);
diff --git a/drivers/gpu/drm/panel/panel-visionox-rm69299.c b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
index 6e946e5a036e..fa784b9998eb 100644
--- a/drivers/gpu/drm/panel/panel-visionox-rm69299.c
+++ b/drivers/gpu/drm/panel/panel-visionox-rm69299.c
@@ -64,7 +64,7 @@ static int visionox_rm69299_unprepare(struct drm_panel *panel)
struct visionox_rm69299 *ctx = panel_to_ctx(panel);
int ret;
- ctx->dsi->mode_flags = 0;
+ ctx->dsi->mode_flags &= ~MIPI_DSI_MODE_LPM;
ret = mipi_dsi_dcs_write(ctx->dsi, MIPI_DCS_SET_DISPLAY_OFF, NULL, 0);
if (ret < 0)
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
index b5f60b2b2d0e..41802c9bd147 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_crtc.c
@@ -586,7 +586,7 @@ static void tilcdc_crtc_recover_work(struct work_struct *work)
drm_modeset_unlock(&crtc->mutex);
}
-static void tilcdc_crtc_destroy(struct drm_crtc *crtc)
+void tilcdc_crtc_destroy(struct drm_crtc *crtc)
{
struct tilcdc_drm_private *priv = crtc->dev->dev_private;
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.c b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
index 2f6eaac7f659..7bae0cddf088 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.c
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.c
@@ -171,8 +171,7 @@ static void tilcdc_fini(struct drm_device *dev)
if (priv->crtc)
tilcdc_crtc_shutdown(priv->crtc);
- if (priv->is_registered)
- drm_dev_unregister(dev);
+ drm_dev_unregister(dev);
drm_kms_helper_poll_fini(dev);
drm_atomic_helper_shutdown(dev);
@@ -182,9 +181,6 @@ static void tilcdc_fini(struct drm_device *dev)
if (priv->clk)
clk_put(priv->clk);
- if (priv->mmio)
- iounmap(priv->mmio);
-
if (priv->wq)
destroy_workqueue(priv->wq);
@@ -201,7 +197,6 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
struct platform_device *pdev = to_platform_device(dev);
struct device_node *node = dev->of_node;
struct tilcdc_drm_private *priv;
- struct resource *res;
u32 bpp = 0;
int ret;
@@ -223,28 +218,21 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
priv->wq = alloc_ordered_workqueue("tilcdc", 0);
if (!priv->wq) {
ret = -ENOMEM;
- goto init_failed;
- }
-
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res) {
- dev_err(dev, "failed to get memory resource\n");
- ret = -EINVAL;
- goto init_failed;
+ goto put_drm;
}
- priv->mmio = ioremap(res->start, resource_size(res));
- if (!priv->mmio) {
- dev_err(dev, "failed to ioremap\n");
- ret = -ENOMEM;
- goto init_failed;
+ priv->mmio = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(priv->mmio)) {
+ dev_err(dev, "failed to request / ioremap\n");
+ ret = PTR_ERR(priv->mmio);
+ goto free_wq;
}
priv->clk = clk_get(dev, "fck");
if (IS_ERR(priv->clk)) {
dev_err(dev, "failed to get functional clock\n");
ret = -ENODEV;
- goto init_failed;
+ goto free_wq;
}
pm_runtime_enable(dev);
@@ -323,7 +311,7 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
ret = tilcdc_crtc_create(ddev);
if (ret < 0) {
dev_err(dev, "failed to create crtc\n");
- goto init_failed;
+ goto disable_pm;
}
modeset_init(ddev);
@@ -334,46 +322,46 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
if (ret) {
dev_err(dev, "failed to register cpufreq notifier\n");
priv->freq_transition.notifier_call = NULL;
- goto init_failed;
+ goto destroy_crtc;
}
#endif
if (priv->is_componentized) {
ret = component_bind_all(dev, ddev);
if (ret < 0)
- goto init_failed;
+ goto unregister_cpufreq_notif;
ret = tilcdc_add_component_encoder(ddev);
if (ret < 0)
- goto init_failed;
+ goto unbind_component;
} else {
ret = tilcdc_attach_external_device(ddev);
if (ret)
- goto init_failed;
+ goto unregister_cpufreq_notif;
}
if (!priv->external_connector &&
((priv->num_encoders == 0) || (priv->num_connectors == 0))) {
dev_err(dev, "no encoders/connectors found\n");
ret = -EPROBE_DEFER;
- goto init_failed;
+ goto unbind_component;
}
ret = drm_vblank_init(ddev, 1);
if (ret < 0) {
dev_err(dev, "failed to initialize vblank\n");
- goto init_failed;
+ goto unbind_component;
}
ret = platform_get_irq(pdev, 0);
if (ret < 0)
- goto init_failed;
+ goto unbind_component;
priv->irq = ret;
ret = tilcdc_irq_install(ddev, priv->irq);
if (ret < 0) {
dev_err(dev, "failed to install IRQ handler\n");
- goto init_failed;
+ goto unbind_component;
}
drm_mode_config_reset(ddev);
@@ -382,15 +370,33 @@ static int tilcdc_init(const struct drm_driver *ddrv, struct device *dev)
ret = drm_dev_register(ddev, 0);
if (ret)
- goto init_failed;
- priv->is_registered = true;
+ goto stop_poll;
drm_fbdev_dma_setup(ddev, bpp);
return 0;
-init_failed:
- tilcdc_fini(ddev);
+stop_poll:
+ drm_kms_helper_poll_fini(ddev);
+ tilcdc_irq_uninstall(ddev);
+unbind_component:
+ if (priv->is_componentized)
+ component_unbind_all(dev, ddev);
+unregister_cpufreq_notif:
+#ifdef CONFIG_CPU_FREQ
+ cpufreq_unregister_notifier(&priv->freq_transition,
+ CPUFREQ_TRANSITION_NOTIFIER);
+destroy_crtc:
+#endif
+ tilcdc_crtc_destroy(priv->crtc);
+disable_pm:
+ pm_runtime_disable(dev);
+ clk_put(priv->clk);
+free_wq:
+ destroy_workqueue(priv->wq);
+put_drm:
platform_set_drvdata(pdev, NULL);
+ ddev->dev_private = NULL;
+ drm_dev_put(ddev);
return ret;
}
diff --git a/drivers/gpu/drm/tilcdc/tilcdc_drv.h b/drivers/gpu/drm/tilcdc/tilcdc_drv.h
index b818448c83f6..58b276f82a66 100644
--- a/drivers/gpu/drm/tilcdc/tilcdc_drv.h
+++ b/drivers/gpu/drm/tilcdc/tilcdc_drv.h
@@ -82,7 +82,6 @@ struct tilcdc_drm_private {
struct drm_encoder *external_encoder;
struct drm_connector *external_connector;
- bool is_registered;
bool is_componentized;
bool irq_enabled;
};
@@ -164,6 +163,7 @@ void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc,
void tilcdc_crtc_set_simulate_vesa_sync(struct drm_crtc *crtc,
bool simulate_vesa_sync);
void tilcdc_crtc_shutdown(struct drm_crtc *crtc);
+void tilcdc_crtc_destroy(struct drm_crtc *crtc);
int tilcdc_crtc_update_fb(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event);
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 4212b8c91dd4..d69d71ed7dd9 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -421,6 +421,11 @@ int ttm_bo_vm_access(struct vm_area_struct *vma, unsigned long addr,
if (ret)
return ret;
+ if (!bo->resource) {
+ ret = -ENODATA;
+ goto unlock;
+ }
+
switch (bo->resource->mem_type) {
case TTM_PL_SYSTEM:
fallthrough;
@@ -435,6 +440,7 @@ int ttm_bo_vm_access(struct vm_area_struct *vma, unsigned long addr,
ret = -EIO;
}
+unlock:
ttm_bo_unreserve(bo);
return ret;
diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
index e15754178395..d066345d5930 100644
--- a/drivers/gpu/drm/vgem/vgem_fence.c
+++ b/drivers/gpu/drm/vgem/vgem_fence.c
@@ -94,7 +94,7 @@ static struct dma_fence *vgem_fence_create(struct vgem_file *vfile,
dma_fence_init(&fence->base, &vgem_fence_ops, &fence->lock,
dma_fence_context_alloc(1), 1);
- timer_setup(&fence->timer, vgem_fence_timeout, 0);
+ timer_setup(&fence->timer, vgem_fence_timeout, TIMER_IRQSAFE);
/* We force the fence to expire within 10s to prevent driver hangs */
mod_timer(&fence->timer, jiffies + VGEM_FENCE_TIMEOUT);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c b/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c
index 74ff2812d66a..de2498749e27 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_page_dirty.c
@@ -51,22 +51,22 @@ enum vmw_bo_dirty_method {
/**
* struct vmw_bo_dirty - Dirty information for buffer objects
+ * @ref_count: Reference count for this structure. Must be first member!
* @start: First currently dirty bit
* @end: Last currently dirty bit + 1
* @method: The currently used dirty method
* @change_count: Number of consecutive method change triggers
- * @ref_count: Reference count for this structure
* @bitmap_size: The size of the bitmap in bits. Typically equal to the
* nuber of pages in the bo.
* @bitmap: A bitmap where each bit represents a page. A set bit means a
* dirty page.
*/
struct vmw_bo_dirty {
+ struct kref ref_count;
unsigned long start;
unsigned long end;
enum vmw_bo_dirty_method method;
unsigned int change_count;
- unsigned int ref_count;
unsigned long bitmap_size;
unsigned long bitmap[];
};
@@ -235,7 +235,7 @@ int vmw_bo_dirty_add(struct vmw_bo *vbo)
int ret;
if (dirty) {
- dirty->ref_count++;
+ kref_get(&dirty->ref_count);
return 0;
}
@@ -249,7 +249,7 @@ int vmw_bo_dirty_add(struct vmw_bo *vbo)
dirty->bitmap_size = num_pages;
dirty->start = dirty->bitmap_size;
dirty->end = 0;
- dirty->ref_count = 1;
+ kref_init(&dirty->ref_count);
if (num_pages < PAGE_SIZE / sizeof(pte_t)) {
dirty->method = VMW_BO_DIRTY_PAGETABLE;
} else {
@@ -288,10 +288,8 @@ void vmw_bo_dirty_release(struct vmw_bo *vbo)
{
struct vmw_bo_dirty *dirty = vbo->dirty;
- if (dirty && --dirty->ref_count == 0) {
- kvfree(dirty);
+ if (dirty && kref_put(&dirty->ref_count, (void *)kvfree))
vbo->dirty = NULL;
- }
}
/**
diff --git a/drivers/gpu/host1x/syncpt.c b/drivers/gpu/host1x/syncpt.c
index f63d14a57a1d..acc7d82e0585 100644
--- a/drivers/gpu/host1x/syncpt.c
+++ b/drivers/gpu/host1x/syncpt.c
@@ -345,8 +345,6 @@ static void syncpt_release(struct kref *ref)
sp->locked = false;
- mutex_lock(&sp->host->syncpt_mutex);
-
host1x_syncpt_base_free(sp->base);
kfree(sp->name);
sp->base = NULL;
@@ -369,7 +367,7 @@ void host1x_syncpt_put(struct host1x_syncpt *sp)
if (!sp)
return;
- kref_put(&sp->ref, syncpt_release);
+ kref_put_mutex(&sp->ref, syncpt_release, &sp->host->syncpt_mutex);
}
EXPORT_SYMBOL(host1x_syncpt_put);
diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c
index 7cf17c671da4..2b8021628d3c 100644
--- a/drivers/hid/hid-apple.c
+++ b/drivers/hid/hid-apple.c
@@ -341,6 +341,7 @@ static const struct apple_key_translation swapped_fn_leftctrl_keys[] = {
static const struct apple_non_apple_keyboard non_apple_keyboards[] = {
{ "SONiX USB DEVICE" },
+ { "SONiX AK870 PRO" },
{ "Keychron" },
{ "AONE" },
{ "GANSS" },
diff --git a/drivers/hid/hid-elecom.c b/drivers/hid/hid-elecom.c
index 4fa45ee77503..f76fec79e890 100644
--- a/drivers/hid/hid-elecom.c
+++ b/drivers/hid/hid-elecom.c
@@ -75,7 +75,8 @@ static __u8 *elecom_report_fixup(struct hid_device *hdev, __u8 *rdesc,
*/
mouse_button_fixup(hdev, rdesc, *rsize, 20, 28, 22, 14, 8);
break;
- case USB_DEVICE_ID_ELECOM_M_XT3URBK:
+ case USB_DEVICE_ID_ELECOM_M_XT3URBK_00FB:
+ case USB_DEVICE_ID_ELECOM_M_XT3URBK_018F:
case USB_DEVICE_ID_ELECOM_M_XT3DRBK:
case USB_DEVICE_ID_ELECOM_M_XT4DRBK:
/*
@@ -117,7 +118,8 @@ static __u8 *elecom_report_fixup(struct hid_device *hdev, __u8 *rdesc,
static const struct hid_device_id elecom_devices[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XGL20DLBK) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3URBK) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3URBK_00FB) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3URBK_018F) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3DRBK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT4DRBK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_DT1URBK) },
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 6a538dca21a9..ca9c70c8f3cf 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -439,7 +439,8 @@
#define USB_VENDOR_ID_ELECOM 0x056e
#define USB_DEVICE_ID_ELECOM_BM084 0x0061
#define USB_DEVICE_ID_ELECOM_M_XGL20DLBK 0x00e6
-#define USB_DEVICE_ID_ELECOM_M_XT3URBK 0x00fb
+#define USB_DEVICE_ID_ELECOM_M_XT3URBK_00FB 0x00fb
+#define USB_DEVICE_ID_ELECOM_M_XT3URBK_018F 0x018f
#define USB_DEVICE_ID_ELECOM_M_XT3DRBK 0x00fc
#define USB_DEVICE_ID_ELECOM_M_XT4DRBK 0x00fd
#define USB_DEVICE_ID_ELECOM_M_DT1URBK 0x00fe
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index f073d5621050..c1708caa6b6c 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -386,10 +386,11 @@ static const struct hid_device_id hid_battery_quirks[] = {
{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_CHROMEBOOK_TROGDOR_POMPOM),
HID_BATTERY_QUIRK_AVOID_QUERY },
/*
- * Elan I2C-HID touchscreens seem to all report a non present battery,
- * set HID_BATTERY_QUIRK_IGNORE for all Elan I2C-HID devices.
+ * Elan HID touchscreens seem to all report a non present battery,
+ * set HID_BATTERY_QUIRK_IGNORE for all Elan I2C and USB HID devices.
*/
{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, HID_ANY_ID), HID_BATTERY_QUIRK_IGNORE },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELAN, HID_ANY_ID), HID_BATTERY_QUIRK_IGNORE },
{}
};
@@ -863,7 +864,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
switch (usage->hid) {
/* These usage IDs map directly to the usage codes. */
- case HID_GD_X: case HID_GD_Y: case HID_GD_Z:
+ case HID_GD_X: case HID_GD_Y:
case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ:
if (field->flags & HID_MAIN_ITEM_RELATIVE)
map_rel(usage->hid & 0xf);
@@ -871,6 +872,22 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
map_abs_clear(usage->hid & 0xf);
break;
+ case HID_GD_Z:
+ /* HID_GD_Z is mapped to ABS_DISTANCE for stylus/pen */
+ if (field->flags & HID_MAIN_ITEM_RELATIVE) {
+ map_rel(usage->hid & 0xf);
+ } else {
+ if (field->application == HID_DG_PEN ||
+ field->physical == HID_DG_PEN ||
+ field->logical == HID_DG_STYLUS ||
+ field->physical == HID_DG_STYLUS ||
+ field->application == HID_DG_DIGITIZER)
+ map_abs_clear(ABS_DISTANCE);
+ else
+ map_abs_clear(usage->hid & 0xf);
+ }
+ break;
+
case HID_GD_WHEEL:
if (field->flags & HID_MAIN_ITEM_RELATIVE) {
set_bit(REL_WHEEL, input->relbit);
diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c
index e2d5b3f69914..84ad70c9d038 100644
--- a/drivers/hid/hid-logitech-dj.c
+++ b/drivers/hid/hid-logitech-dj.c
@@ -805,7 +805,6 @@ static void delayedwork_callback(struct work_struct *work)
struct dj_workitem workitem;
unsigned long flags;
int count;
- int retval;
dbg_hid("%s\n", __func__);
@@ -842,11 +841,7 @@ static void delayedwork_callback(struct work_struct *work)
logi_dj_recv_destroy_djhid_device(djrcv_dev, &workitem);
break;
case WORKITEM_TYPE_UNKNOWN:
- retval = logi_dj_recv_query_paired_devices(djrcv_dev);
- if (retval) {
- hid_err(djrcv_dev->hidpp, "%s: logi_dj_recv_query_paired_devices error: %d\n",
- __func__, retval);
- }
+ logi_dj_recv_query_paired_devices(djrcv_dev);
break;
case WORKITEM_TYPE_EMPTY:
dbg_hid("%s: device list is empty\n", __func__);
@@ -1239,8 +1234,10 @@ static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev)
djrcv_dev->last_query = jiffies;
- if (djrcv_dev->type != recvr_type_dj)
- return logi_dj_recv_query_hidpp_devices(djrcv_dev);
+ if (djrcv_dev->type != recvr_type_dj) {
+ retval = logi_dj_recv_query_hidpp_devices(djrcv_dev);
+ goto out;
+ }
dj_report = kzalloc(sizeof(struct dj_report), GFP_KERNEL);
if (!dj_report)
@@ -1250,6 +1247,10 @@ static int logi_dj_recv_query_paired_devices(struct dj_receiver_dev *djrcv_dev)
dj_report->report_type = REPORT_TYPE_CMD_GET_PAIRED_DEVICES;
retval = logi_dj_recv_send_report(djrcv_dev, dj_report);
kfree(dj_report);
+out:
+ if (retval < 0)
+ hid_err(djrcv_dev->hidpp, "%s error:%d\n", __func__, retval);
+
return retval;
}
@@ -1275,6 +1276,8 @@ static int logi_dj_recv_switch_to_dj_mode(struct dj_receiver_dev *djrcv_dev,
(u8)timeout;
retval = logi_dj_recv_send_report(djrcv_dev, dj_report);
+ if (retval)
+ goto out;
/*
* Ugly sleep to work around a USB 3.0 bug when the receiver is
@@ -1283,11 +1286,6 @@ static int logi_dj_recv_switch_to_dj_mode(struct dj_receiver_dev *djrcv_dev,
* 50 msec should gives enough time to the receiver to be ready.
*/
msleep(50);
-
- if (retval) {
- kfree(dj_report);
- return retval;
- }
}
/*
@@ -1313,7 +1311,12 @@ static int logi_dj_recv_switch_to_dj_mode(struct dj_receiver_dev *djrcv_dev,
HIDPP_REPORT_SHORT_LENGTH, HID_OUTPUT_REPORT,
HID_REQ_SET_REPORT);
+out:
kfree(dj_report);
+
+ if (retval < 0)
+ hid_err(hdev, "%s error:%d\n", __func__, retval);
+
return retval;
}
@@ -1835,11 +1838,8 @@ static int logi_dj_probe(struct hid_device *hdev,
if (has_hidpp) {
retval = logi_dj_recv_switch_to_dj_mode(djrcv_dev, 0);
- if (retval < 0) {
- hid_err(hdev, "%s: logi_dj_recv_switch_to_dj_mode returned error:%d\n",
- __func__, retval);
+ if (retval < 0)
goto switch_to_dj_mode_fail;
- }
}
/* This is enabling the polling urb on the IN endpoint */
@@ -1857,15 +1857,11 @@ static int logi_dj_probe(struct hid_device *hdev,
spin_lock_irqsave(&djrcv_dev->lock, flags);
djrcv_dev->ready = true;
spin_unlock_irqrestore(&djrcv_dev->lock, flags);
- retval = logi_dj_recv_query_paired_devices(djrcv_dev);
- if (retval < 0) {
- hid_err(hdev, "%s: logi_dj_recv_query_paired_devices error:%d\n",
- __func__, retval);
- /*
- * This can happen with a KVM, let the probe succeed,
- * logi_dj_recv_queue_unknown_work will retry later.
- */
- }
+ /*
+ * This can fail with a KVM. Ignore errors to let the probe
+ * succeed, logi_dj_recv_queue_unknown_work will retry later.
+ */
+ logi_dj_recv_query_paired_devices(djrcv_dev);
}
return 0;
@@ -1882,18 +1878,12 @@ static int logi_dj_probe(struct hid_device *hdev,
#ifdef CONFIG_PM
static int logi_dj_reset_resume(struct hid_device *hdev)
{
- int retval;
struct dj_receiver_dev *djrcv_dev = hid_get_drvdata(hdev);
if (!djrcv_dev || djrcv_dev->hidpp != hdev)
return 0;
- retval = logi_dj_recv_switch_to_dj_mode(djrcv_dev, 0);
- if (retval < 0) {
- hid_err(hdev, "%s: logi_dj_recv_switch_to_dj_mode returned error:%d\n",
- __func__, retval);
- }
-
+ logi_dj_recv_switch_to_dj_mode(djrcv_dev, 0);
return 0;
}
#endif
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index 3a2c1e48aba2..5a2fe703cf57 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -351,10 +351,15 @@ static int hidpp_send_message_sync(struct hidpp_device *hidpp,
do {
ret = __do_hidpp_send_message_sync(hidpp, message, response);
- if (ret != HIDPP20_ERROR_BUSY)
+ if (response->report_id == REPORT_ID_HIDPP_SHORT &&
+ ret != HIDPP_ERROR_BUSY)
+ break;
+ if ((response->report_id == REPORT_ID_HIDPP_LONG ||
+ response->report_id == REPORT_ID_HIDPP_VERY_LONG) &&
+ ret != HIDPP20_ERROR_BUSY)
break;
- dbg_hid("%s:got busy hidpp 2.0 error %02X, retrying\n", __func__, ret);
+ dbg_hid("%s:got busy hidpp error %02X, retrying\n", __func__, ret);
} while (--max_retries);
mutex_unlock(&hidpp->send_mutex);
diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
index fa946666969b..2da21415e676 100644
--- a/drivers/hid/hid-quirks.c
+++ b/drivers/hid/hid-quirks.c
@@ -405,7 +405,8 @@ static const struct hid_device_id hid_have_special_driver[] = {
#if IS_ENABLED(CONFIG_HID_ELECOM)
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_BM084) },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XGL20DLBK) },
- { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3URBK) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3URBK_00FB) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3URBK_018F) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT3DRBK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_XT4DRBK) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ELECOM, USB_DEVICE_ID_ELECOM_M_DT1URBK) },
diff --git a/drivers/hwmon/ibmpex.c b/drivers/hwmon/ibmpex.c
index db066b368918..40fff7e95ea1 100644
--- a/drivers/hwmon/ibmpex.c
+++ b/drivers/hwmon/ibmpex.c
@@ -282,6 +282,9 @@ static ssize_t ibmpex_high_low_store(struct device *dev,
{
struct ibmpex_bmc_data *data = dev_get_drvdata(dev);
+ if (!data)
+ return -ENODEV;
+
ibmpex_reset_high_low_data(data);
return count;
@@ -514,6 +517,9 @@ static void ibmpex_bmc_delete(struct ibmpex_bmc_data *data)
{
int i, j;
+ hwmon_device_unregister(data->hwmon_dev);
+ dev_set_drvdata(data->bmc_device, NULL);
+
device_remove_file(data->bmc_device,
&sensor_dev_attr_reset_high_low.dev_attr);
device_remove_file(data->bmc_device, &sensor_dev_attr_name.dev_attr);
@@ -527,8 +533,7 @@ static void ibmpex_bmc_delete(struct ibmpex_bmc_data *data)
}
list_del(&data->list);
- dev_set_drvdata(data->bmc_device, NULL);
- hwmon_device_unregister(data->hwmon_dev);
+
ipmi_destroy_user(data->user);
kfree(data->sensors);
kfree(data);
diff --git a/drivers/hwmon/max16065.c b/drivers/hwmon/max16065.c
index 0ccb5eb596fc..4c9e7892a73c 100644
--- a/drivers/hwmon/max16065.c
+++ b/drivers/hwmon/max16065.c
@@ -216,12 +216,13 @@ static ssize_t max16065_current_show(struct device *dev,
struct device_attribute *da, char *buf)
{
struct max16065_data *data = max16065_update_device(dev);
+ int curr_sense = data->curr_sense;
- if (unlikely(data->curr_sense < 0))
- return data->curr_sense;
+ if (unlikely(curr_sense < 0))
+ return curr_sense;
return sysfs_emit(buf, "%d\n",
- ADC_TO_CURR(data->curr_sense, data->curr_gain));
+ ADC_TO_CURR(curr_sense, data->curr_gain));
}
static ssize_t max16065_limit_store(struct device *dev,
diff --git a/drivers/hwmon/sy7636a-hwmon.c b/drivers/hwmon/sy7636a-hwmon.c
index a12fc0ce70e7..d51daaf63d63 100644
--- a/drivers/hwmon/sy7636a-hwmon.c
+++ b/drivers/hwmon/sy7636a-hwmon.c
@@ -66,18 +66,13 @@ static const struct hwmon_chip_info sy7636a_chip_info = {
static int sy7636a_sensor_probe(struct platform_device *pdev)
{
struct regmap *regmap = dev_get_regmap(pdev->dev.parent, NULL);
- struct regulator *regulator;
struct device *hwmon_dev;
int err;
if (!regmap)
return -EPROBE_DEFER;
- regulator = devm_regulator_get(&pdev->dev, "vcom");
- if (IS_ERR(regulator))
- return PTR_ERR(regulator);
-
- err = regulator_enable(regulator);
+ err = devm_regulator_get_enable(&pdev->dev, "vcom");
if (err)
return err;
diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c
index 91f2314568cf..5cc932ef0460 100644
--- a/drivers/hwmon/tmp401.c
+++ b/drivers/hwmon/tmp401.c
@@ -408,7 +408,7 @@ static int tmp401_chip_read(struct device *dev, u32 attr, int channel, long *val
ret = regmap_read(data->regmap, TMP401_CONVERSION_RATE, ®val);
if (ret < 0)
return ret;
- *val = (1 << (7 - regval)) * 125;
+ *val = (1 << (7 - min(regval, 7))) * 125;
break;
case hwmon_chip_temp_reset_history:
*val = 0;
diff --git a/drivers/hwmon/w83791d.c b/drivers/hwmon/w83791d.c
index 9681eaa06c8e..30dbf15c3877 100644
--- a/drivers/hwmon/w83791d.c
+++ b/drivers/hwmon/w83791d.c
@@ -218,9 +218,14 @@ static u8 fan_to_reg(long rpm, int div)
return clamp_val((1350000 + rpm * div / 2) / (rpm * div), 1, 254);
}
-#define FAN_FROM_REG(val, div) ((val) == 0 ? -1 : \
- ((val) == 255 ? 0 : \
- 1350000 / ((val) * (div))))
+static int fan_from_reg(int val, int div)
+{
+ if (val == 0)
+ return -1;
+ if (val == 255)
+ return 0;
+ return 1350000 / (val * div);
+}
/* for temp1 which is 8-bit resolution, LSB = 1 degree Celsius */
#define TEMP1_FROM_REG(val) ((val) * 1000)
@@ -521,7 +526,7 @@ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
struct w83791d_data *data = w83791d_update_device(dev); \
int nr = sensor_attr->index; \
return sprintf(buf, "%d\n", \
- FAN_FROM_REG(data->reg[nr], DIV_FROM_REG(data->fan_div[nr]))); \
+ fan_from_reg(data->reg[nr], DIV_FROM_REG(data->fan_div[nr]))); \
}
show_fan_reg(fan);
@@ -585,10 +590,10 @@ static ssize_t store_fan_div(struct device *dev, struct device_attribute *attr,
if (err)
return err;
+ mutex_lock(&data->update_lock);
/* Save fan_min */
- min = FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]));
+ min = fan_from_reg(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]));
- mutex_lock(&data->update_lock);
data->fan_div[nr] = div_to_reg(nr, val);
switch (nr) {
diff --git a/drivers/hwmon/w83l786ng.c b/drivers/hwmon/w83l786ng.c
index 75874cf7851c..627c766588e2 100644
--- a/drivers/hwmon/w83l786ng.c
+++ b/drivers/hwmon/w83l786ng.c
@@ -76,15 +76,25 @@ FAN_TO_REG(long rpm, int div)
return clamp_val((1350000 + rpm * div / 2) / (rpm * div), 1, 254);
}
-#define FAN_FROM_REG(val, div) ((val) == 0 ? -1 : \
- ((val) == 255 ? 0 : \
- 1350000 / ((val) * (div))))
+static int fan_from_reg(int val, int div)
+{
+ if (val == 0)
+ return -1;
+ if (val == 255)
+ return 0;
+ return 1350000 / (val * div);
+}
/* for temp */
#define TEMP_TO_REG(val) (clamp_val(((val) < 0 ? (val) + 0x100 * 1000 \
: (val)) / 1000, 0, 0xff))
-#define TEMP_FROM_REG(val) (((val) & 0x80 ? \
- (val) - 0x100 : (val)) * 1000)
+
+static int temp_from_reg(int val)
+{
+ if (val & 0x80)
+ return (val - 0x100) * 1000;
+ return val * 1000;
+}
/*
* The analog voltage inputs have 8mV LSB. Since the sysfs output is
@@ -280,7 +290,7 @@ static ssize_t show_##reg(struct device *dev, struct device_attribute *attr, \
int nr = to_sensor_dev_attr(attr)->index; \
struct w83l786ng_data *data = w83l786ng_update_device(dev); \
return sprintf(buf, "%d\n", \
- FAN_FROM_REG(data->reg[nr], DIV_FROM_REG(data->fan_div[nr]))); \
+ fan_from_reg(data->reg[nr], DIV_FROM_REG(data->fan_div[nr]))); \
}
show_fan_reg(fan);
@@ -347,7 +357,7 @@ store_fan_div(struct device *dev, struct device_attribute *attr,
/* Save fan_min */
mutex_lock(&data->update_lock);
- min = FAN_FROM_REG(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]));
+ min = fan_from_reg(data->fan_min[nr], DIV_FROM_REG(data->fan_div[nr]));
data->fan_div[nr] = DIV_TO_REG(val);
@@ -409,7 +419,7 @@ show_temp(struct device *dev, struct device_attribute *attr, char *buf)
int nr = sensor_attr->nr;
int index = sensor_attr->index;
struct w83l786ng_data *data = w83l786ng_update_device(dev);
- return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp[nr][index]));
+ return sprintf(buf, "%d\n", temp_from_reg(data->temp[nr][index]));
}
static ssize_t
diff --git a/drivers/hwtracing/coresight/coresight-etm4x-core.c b/drivers/hwtracing/coresight/coresight-etm4x-core.c
index e4d8d446ea4d..c5928f63475a 100644
--- a/drivers/hwtracing/coresight/coresight-etm4x-core.c
+++ b/drivers/hwtracing/coresight/coresight-etm4x-core.c
@@ -422,6 +422,58 @@ static int etm4x_wait_status(struct csdev_access *csa, int pos, int val)
return coresight_timeout(csa, TRCSTATR, pos, val);
}
+static int etm4_enable_trace_unit(struct etmv4_drvdata *drvdata)
+{
+ struct coresight_device *csdev = drvdata->csdev;
+ struct device *etm_dev = &csdev->dev;
+ struct csdev_access *csa = &csdev->access;
+
+ /*
+ * ETE mandates that the TRCRSR is written to before
+ * enabling it.
+ */
+ if (etm4x_is_ete(drvdata))
+ etm4x_relaxed_write32(csa, TRCRSR_TA, TRCRSR);
+
+ etm4x_allow_trace(drvdata);
+
+ /*
+ * According to software usage PKLXF in Arm ARM (ARM DDI 0487 L.a),
+ * execute a Context synchronization event to guarantee the trace unit
+ * will observe the new values of the System registers.
+ */
+ if (!csa->io_mem)
+ isb();
+
+ /* Enable the trace unit */
+ etm4x_relaxed_write32(csa, 1, TRCPRGCTLR);
+
+ /*
+ * As recommended by section 4.3.7 ("Synchronization when using system
+ * instructions to progrom the trace unit") of ARM IHI 0064H.b, the
+ * self-hosted trace analyzer must perform a Context synchronization
+ * event between writing to the TRCPRGCTLR and reading the TRCSTATR.
+ */
+ if (!csa->io_mem)
+ isb();
+
+ /* wait for TRCSTATR.IDLE to go back down to '0' */
+ if (etm4x_wait_status(csa, TRCSTATR_IDLE_BIT, 0)) {
+ dev_err(etm_dev,
+ "timeout while waiting for Idle Trace Status\n");
+ return -ETIME;
+ }
+
+ /*
+ * As recommended by section 4.3.7 ("Synchronization when using the
+ * memory-mapped interface") of ARM IHI 0064D
+ */
+ dsb(sy);
+ isb();
+
+ return 0;
+}
+
static int etm4_enable_hw(struct etmv4_drvdata *drvdata)
{
int i, rc;
@@ -531,33 +583,7 @@ static int etm4_enable_hw(struct etmv4_drvdata *drvdata)
etm4x_relaxed_write32(csa, trcpdcr | TRCPDCR_PU, TRCPDCR);
}
- /*
- * ETE mandates that the TRCRSR is written to before
- * enabling it.
- */
- if (etm4x_is_ete(drvdata))
- etm4x_relaxed_write32(csa, TRCRSR_TA, TRCRSR);
-
- etm4x_allow_trace(drvdata);
- /* Enable the trace unit */
- etm4x_relaxed_write32(csa, 1, TRCPRGCTLR);
-
- /* Synchronize the register updates for sysreg access */
- if (!csa->io_mem)
- isb();
-
- /* wait for TRCSTATR.IDLE to go back down to '0' */
- if (etm4x_wait_status(csa, TRCSTATR_IDLE_BIT, 0))
- dev_err(etm_dev,
- "timeout while waiting for Idle Trace Status\n");
-
- /*
- * As recommended by section 4.3.7 ("Synchronization when using the
- * memory-mapped interface") of ARM IHI 0064D
- */
- dsb(sy);
- isb();
-
+ rc = etm4_enable_trace_unit(drvdata);
done:
etm4_cs_lock(drvdata, csa);
@@ -886,25 +912,12 @@ static int etm4_enable(struct coresight_device *csdev, struct perf_event *event,
return ret;
}
-static void etm4_disable_hw(void *info)
+static void etm4_disable_trace_unit(struct etmv4_drvdata *drvdata)
{
u32 control;
- struct etmv4_drvdata *drvdata = info;
- struct etmv4_config *config = &drvdata->config;
struct coresight_device *csdev = drvdata->csdev;
struct device *etm_dev = &csdev->dev;
struct csdev_access *csa = &csdev->access;
- int i;
-
- etm4_cs_unlock(drvdata, csa);
- etm4_disable_arch_specific(drvdata);
-
- if (!drvdata->skip_power_up) {
- /* power can be removed from the trace unit now */
- control = etm4x_relaxed_read32(csa, TRCPDCR);
- control &= ~TRCPDCR_PU;
- etm4x_relaxed_write32(csa, control, TRCPDCR);
- }
control = etm4x_relaxed_read32(csa, TRCPRGCTLR);
@@ -917,11 +930,16 @@ static void etm4_disable_hw(void *info)
*/
etm4x_prohibit_trace(drvdata);
/*
- * Make sure everything completes before disabling, as recommended
- * by section 7.3.77 ("TRCVICTLR, ViewInst Main Control Register,
- * SSTATUS") of ARM IHI 0064D
+ * Prevent being speculative at the point of disabling the trace unit,
+ * as recommended by section 7.3.77 ("TRCVICTLR, ViewInst Main Control
+ * Register, SSTATUS") of ARM IHI 0064D
*/
dsb(sy);
+ /*
+ * According to software usage VKHHY in Arm ARM (ARM DDI 0487 L.a),
+ * execute a Context synchronization event to guarantee no new
+ * program-flow trace is generated.
+ */
isb();
/* Trace synchronization barrier, is a nop if not supported */
tsb_csync();
@@ -945,6 +963,28 @@ static void etm4_disable_hw(void *info)
* of ARM IHI 0064H.b.
*/
isb();
+}
+
+static void etm4_disable_hw(void *info)
+{
+ u32 control;
+ struct etmv4_drvdata *drvdata = info;
+ struct etmv4_config *config = &drvdata->config;
+ struct coresight_device *csdev = drvdata->csdev;
+ struct csdev_access *csa = &csdev->access;
+ int i;
+
+ etm4_cs_unlock(drvdata, csa);
+ etm4_disable_arch_specific(drvdata);
+
+ if (!drvdata->skip_power_up) {
+ /* power can be removed from the trace unit now */
+ control = etm4x_relaxed_read32(csa, TRCPDCR);
+ control &= ~TRCPDCR_PU;
+ etm4x_relaxed_write32(csa, control, TRCPDCR);
+ }
+
+ etm4_disable_trace_unit(drvdata);
/* read the status of the single shot comparators */
for (i = 0; i < drvdata->nr_ss_cmp; i++) {
@@ -1805,7 +1845,7 @@ static int __etm4_cpu_save(struct etmv4_drvdata *drvdata)
state->trcpdcr = etm4x_read32(csa, TRCPDCR);
/* wait for TRCSTATR.IDLE to go up */
- if (etm4x_wait_status(csa, TRCSTATR_PMSTABLE_BIT, 1)) {
+ if (etm4x_wait_status(csa, TRCSTATR_IDLE_BIT, 1)) {
dev_err(etm_dev,
"timeout while waiting for Idle Trace Status\n");
etm4_os_unlock(drvdata);
diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c
index cc7f879bb175..a7c8324f6e1a 100644
--- a/drivers/hwtracing/intel_th/core.c
+++ b/drivers/hwtracing/intel_th/core.c
@@ -810,13 +810,17 @@ static int intel_th_output_open(struct inode *inode, struct file *file)
int err;
dev = bus_find_device_by_devt(&intel_th_bus, inode->i_rdev);
- if (!dev || !dev->driver)
- return -ENODEV;
+ if (!dev || !dev->driver) {
+ err = -ENODEV;
+ goto out_no_device;
+ }
thdrv = to_intel_th_driver(dev->driver);
fops = fops_get(thdrv->fops);
- if (!fops)
- return -ENODEV;
+ if (!fops) {
+ err = -ENODEV;
+ goto out_put_device;
+ }
replace_fops(file, fops);
@@ -824,10 +828,16 @@ static int intel_th_output_open(struct inode *inode, struct file *file)
if (file->f_op->open) {
err = file->f_op->open(inode, file);
- return err;
+ if (err)
+ goto out_put_device;
}
return 0;
+
+out_put_device:
+ put_device(dev);
+out_no_device:
+ return err;
}
static const struct file_operations intel_th_output_fops = {
diff --git a/drivers/i2c/busses/i2c-amd-mp2-pci.c b/drivers/i2c/busses/i2c-amd-mp2-pci.c
index 143165300949..73bab21aefc8 100644
--- a/drivers/i2c/busses/i2c-amd-mp2-pci.c
+++ b/drivers/i2c/busses/i2c-amd-mp2-pci.c
@@ -461,13 +461,16 @@ struct amd_mp2_dev *amd_mp2_find_device(void)
{
struct device *dev;
struct pci_dev *pci_dev;
+ struct amd_mp2_dev *mp2_dev;
dev = driver_find_next_device(&amd_mp2_pci_driver.driver, NULL);
if (!dev)
return NULL;
pci_dev = to_pci_dev(dev);
- return (struct amd_mp2_dev *)pci_get_drvdata(pci_dev);
+ mp2_dev = (struct amd_mp2_dev *)pci_get_drvdata(pci_dev);
+ put_device(dev);
+ return mp2_dev;
}
EXPORT_SYMBOL_GPL(amd_mp2_find_device);
diff --git a/drivers/i2c/busses/i2c-designware-core.h b/drivers/i2c/busses/i2c-designware-core.h
index e93870a0f9a4..f8feae20a7b2 100644
--- a/drivers/i2c/busses/i2c-designware-core.h
+++ b/drivers/i2c/busses/i2c-designware-core.h
@@ -79,6 +79,7 @@
#define DW_IC_TX_ABRT_SOURCE 0x80
#define DW_IC_ENABLE_STATUS 0x9c
#define DW_IC_CLR_RESTART_DET 0xa8
+#define DW_IC_SMBUS_INTR_MASK 0xcc
#define DW_IC_COMP_PARAM_1 0xf4
#define DW_IC_COMP_VERSION 0xf8
#define DW_IC_SDA_HOLD_MIN_VERS 0x3131312A /* "111*" == v1.11* */
diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c
index e865869ccc50..56f124f32cac 100644
--- a/drivers/i2c/busses/i2c-designware-master.c
+++ b/drivers/i2c/busses/i2c-designware-master.c
@@ -184,6 +184,13 @@ static int i2c_dw_init_master(struct dw_i2c_dev *dev)
/* Disable the adapter */
__i2c_dw_disable(dev);
+ /*
+ * Mask SMBus interrupts to block storms from broken
+ * firmware that leaves IC_SMBUS=1; the handler never
+ * services them.
+ */
+ regmap_write(dev->map, DW_IC_SMBUS_INTR_MASK, 0);
+
/* Write standard speed timing parameters */
regmap_write(dev->map, DW_IC_SS_SCL_HCNT, dev->ss_hcnt);
regmap_write(dev->map, DW_IC_SS_SCL_LCNT, dev->ss_lcnt);
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index b6995e767850..060f70e4d52d 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -2768,13 +2768,17 @@ int i3c_master_register(struct i3c_master_controller *master,
INIT_LIST_HEAD(&master->boardinfo.i2c);
INIT_LIST_HEAD(&master->boardinfo.i3c);
- ret = i3c_bus_init(i3cbus, master->dev.of_node);
- if (ret)
- return ret;
-
device_initialize(&master->dev);
dev_set_name(&master->dev, "i3c-%d", i3cbus->id);
+ master->dev.dma_mask = parent->dma_mask;
+ master->dev.coherent_dma_mask = parent->coherent_dma_mask;
+ master->dev.dma_parms = parent->dma_parms;
+
+ ret = i3c_bus_init(i3cbus, master->dev.of_node);
+ if (ret)
+ goto err_put_dev;
+
ret = of_populate_i3c_bus(master);
if (ret)
goto err_put_dev;
diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
index 277884b5e1ca..3222b8f56a92 100644
--- a/drivers/i3c/master/svc-i3c-master.c
+++ b/drivers/i3c/master/svc-i3c-master.c
@@ -358,21 +358,27 @@ static int svc_i3c_master_handle_ibi(struct svc_i3c_master *master,
int ret, val;
u8 *buf;
- slot = i3c_generic_ibi_get_free_slot(data->ibi_pool);
- if (!slot)
- return -ENOSPC;
-
- slot->len = 0;
- buf = slot->data;
-
+ /*
+ * Wait for transfer to complete before returning. Otherwise, the EmitStop
+ * request might be sent when the transfer is not complete.
+ */
ret = readl_relaxed_poll_timeout(master->regs + SVC_I3C_MSTATUS, val,
SVC_I3C_MSTATUS_COMPLETE(val), 0, 1000);
if (ret) {
dev_err(master->dev, "Timeout when polling for COMPLETE\n");
- i3c_generic_ibi_recycle_slot(data->ibi_pool, slot);
return ret;
}
+ slot = i3c_generic_ibi_get_free_slot(data->ibi_pool);
+ if (!slot) {
+ dev_dbg(master->dev, "No free ibi slot, drop the data\n");
+ writel(SVC_I3C_MDATACTRL_FLUSHRB, master->regs + SVC_I3C_MDATACTRL);
+ return -ENOSPC;
+ }
+
+ slot->len = 0;
+ buf = slot->data;
+
while (SVC_I3C_MSTATUS_RXPEND(readl(master->regs + SVC_I3C_MSTATUS)) &&
slot->len < SVC_I3C_FIFO_SIZE) {
mdatactrl = readl(master->regs + SVC_I3C_MDATACTRL);
diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 32f1f91e2720..9e009b035eb5 100644
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -123,7 +123,7 @@ static void tiadc_step_config(struct iio_dev *indio_dev)
chan = adc_dev->channel_line[i];
- if (adc_dev->step_avg[i])
+ if (adc_dev->step_avg[i] && adc_dev->step_avg[i] <= STEPCONFIG_AVG_16)
stepconfig = STEPCONFIG_AVG(ffs(adc_dev->step_avg[i]) - 1) |
STEPCONFIG_FIFO1;
else
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
index 35325d2e1ce6..33b5c660103e 100644
--- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
+++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
@@ -381,7 +381,7 @@ enum st_lsm6dsx_fifo_mode {
* @id: Sensor identifier.
* @hw: Pointer to instance of struct st_lsm6dsx_hw.
* @gain: Configured sensor sensitivity.
- * @odr: Output data rate of the sensor [Hz].
+ * @odr: Output data rate of the sensor [mHz].
* @samples_to_discard: Number of samples to discard for filters settling time.
* @watermark: Sensor watermark level.
* @decimator: Sensor decimation factor.
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index 8bf705921618..e95745710610 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -80,37 +80,25 @@ static const struct nla_policy ib_nl_addr_policy[LS_NLA_TYPE_MAX] = {
.min = sizeof(struct rdma_nla_ls_gid)},
};
-static inline bool ib_nl_is_good_ip_resp(const struct nlmsghdr *nlh)
+static void ib_nl_process_ip_rsep(const struct nlmsghdr *nlh)
{
struct nlattr *tb[LS_NLA_TYPE_MAX] = {};
+ union ib_gid gid;
+ struct addr_req *req;
+ int found = 0;
int ret;
if (nlh->nlmsg_flags & RDMA_NL_LS_F_ERR)
- return false;
+ return;
ret = nla_parse_deprecated(tb, LS_NLA_TYPE_MAX - 1, nlmsg_data(nlh),
nlmsg_len(nlh), ib_nl_addr_policy, NULL);
if (ret)
- return false;
-
- return true;
-}
-
-static void ib_nl_process_good_ip_rsep(const struct nlmsghdr *nlh)
-{
- const struct nlattr *head, *curr;
- union ib_gid gid;
- struct addr_req *req;
- int len, rem;
- int found = 0;
-
- head = (const struct nlattr *)nlmsg_data(nlh);
- len = nlmsg_len(nlh);
+ return;
- nla_for_each_attr(curr, head, len, rem) {
- if (curr->nla_type == LS_NLA_TYPE_DGID)
- memcpy(&gid, nla_data(curr), nla_len(curr));
- }
+ if (!tb[LS_NLA_TYPE_DGID])
+ return;
+ memcpy(&gid, nla_data(tb[LS_NLA_TYPE_DGID]), sizeof(gid));
spin_lock_bh(&lock);
list_for_each_entry(req, &req_list, list) {
@@ -137,8 +125,7 @@ int ib_nl_handle_ip_res_resp(struct sk_buff *skb,
!(NETLINK_CB(skb).sk))
return -EPERM;
- if (ib_nl_is_good_ip_resp(nlh))
- ib_nl_process_good_ip_rsep(nlh);
+ ib_nl_process_ip_rsep(nlh);
return 0;
}
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index a5ceae2e075a..7db79ff3fa06 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1993,6 +1993,7 @@ static void destroy_mc(struct rdma_id_private *id_priv,
ib_sa_free_multicast(mc->sa_mc);
if (rdma_protocol_roce(id_priv->id.device, id_priv->id.port_num)) {
+ struct rdma_cm_event *event = &mc->iboe_join.event;
struct rdma_dev_addr *dev_addr =
&id_priv->id.route.addr.dev_addr;
struct net_device *ndev = NULL;
@@ -2015,6 +2016,8 @@ static void destroy_mc(struct rdma_id_private *id_priv,
dev_put(ndev);
cancel_work_sync(&mc->iboe_join.work);
+ if (event->event == RDMA_CM_EVENT_MULTICAST_JOIN)
+ rdma_destroy_ah_attr(&event->param.ud.ah_attr);
}
kfree(mc);
}
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 6769c42e46d4..d5931bb1de41 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -1450,8 +1450,13 @@ int ib_register_device(struct ib_device *device, const char *name,
return ret;
}
dev_set_uevent_suppress(&device->dev, false);
+
+ down_read(&devices_rwsem);
+
/* Mark for userspace that device is ready */
kobject_uevent(&device->dev.kobj, KOBJ_ADD);
+
+ up_read(&devices_rwsem);
ib_device_put(device);
return 0;
@@ -2254,6 +2259,7 @@ struct net_device *ib_device_get_netdev(struct ib_device *ib_dev,
return res;
}
+EXPORT_SYMBOL(ib_device_get_netdev);
/**
* ib_device_get_by_netdev - Find an IB device associated with a netdev
diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
index 6567d4375128..615b73f038bb 100644
--- a/drivers/infiniband/core/verbs.c
+++ b/drivers/infiniband/core/verbs.c
@@ -735,7 +735,7 @@ int ib_get_gids_from_rdma_hdr(const union rdma_network_hdr *hdr,
(struct in6_addr *)dgid);
return 0;
} else if (net_type == RDMA_NETWORK_IPV6 ||
- net_type == RDMA_NETWORK_IB || RDMA_NETWORK_ROCE_V1) {
+ net_type == RDMA_NETWORK_IB || net_type == RDMA_NETWORK_ROCE_V1) {
*dgid = hdr->ibgrh.dgid;
*sgid = hdr->ibgrh.sgid;
return 0;
diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
index 31fff5885f1a..5a4644f7ad98 100644
--- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c
+++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c
@@ -2771,14 +2771,9 @@ int bnxt_re_post_send(struct ib_qp *ib_qp, const struct ib_send_wr *wr,
wqe.rawqp1.lflags |=
SQ_SEND_RAWETH_QP1_LFLAGS_ROCE_CRC;
}
- switch (wr->send_flags) {
- case IB_SEND_IP_CSUM:
+ if (wr->send_flags & IB_SEND_IP_CSUM)
wqe.rawqp1.lflags |=
SQ_SEND_RAWETH_QP1_LFLAGS_IP_CHKSUM;
- break;
- default:
- break;
- }
fallthrough;
case IB_WR_SEND_WITH_INV:
rc = bnxt_re_build_send_wqe(qp, wr, &wqe);
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
index e82bd37158ad..2accda5a04a1 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
@@ -1116,7 +1116,7 @@ static int bnxt_qplib_map_creq_db(struct bnxt_qplib_rcfw *rcfw, u32 reg_offt)
creq_db->dbinfo.flags = 0;
creq_db->reg.bar_id = RCFW_COMM_CONS_PCI_BAR_REGION;
creq_db->reg.bar_base = pci_resource_start(pdev, creq_db->reg.bar_id);
- if (!creq_db->reg.bar_id)
+ if (!creq_db->reg.bar_base)
dev_err(&pdev->dev,
"QPLIB: CREQ BAR region %d resc start is 0!",
creq_db->reg.bar_id);
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_res.c b/drivers/infiniband/hw/bnxt_re/qplib_res.c
index 77da7cf34427..d2c8f21468dc 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_res.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_res.c
@@ -70,9 +70,7 @@ static void __free_pbl(struct bnxt_qplib_res *res, struct bnxt_qplib_pbl *pbl,
for (i = 0; i < pbl->pg_count; i++) {
if (pbl->pg_arr[i])
dma_free_coherent(&pdev->dev, pbl->pg_size,
- (void *)((unsigned long)
- pbl->pg_arr[i] &
- PAGE_MASK),
+ pbl->pg_arr[i],
pbl->pg_map_arr[i]);
else
dev_warn(&pdev->dev,
@@ -243,7 +241,7 @@ int bnxt_qplib_alloc_init_hwq(struct bnxt_qplib_hwq *hwq,
if (npbl % BIT(MAX_PDL_LVL_SHIFT))
npde++;
/* Alloc PDE pages */
- sginfo.pgsize = npde * pg_size;
+ sginfo.pgsize = npde * ROCE_PG_SIZE_4K;
sginfo.npages = 1;
rc = __alloc_pbl(res, &hwq->pbl[PBL_LVL_0], &sginfo);
if (rc)
@@ -251,7 +249,7 @@ int bnxt_qplib_alloc_init_hwq(struct bnxt_qplib_hwq *hwq,
/* Alloc PBL pages */
sginfo.npages = npbl;
- sginfo.pgsize = PAGE_SIZE;
+ sginfo.pgsize = ROCE_PG_SIZE_4K;
rc = __alloc_pbl(res, &hwq->pbl[PBL_LVL_1], &sginfo);
if (rc)
goto fail;
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_sp.c b/drivers/infiniband/hw/bnxt_re/qplib_sp.c
index 74c3f6b26c4d..0b713c1821c3 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_sp.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_sp.c
@@ -161,7 +161,7 @@ int bnxt_qplib_get_dev_attr(struct bnxt_qplib_rcfw *rcfw,
attr->max_srq_wqes = le32_to_cpu(sb->max_srq_wr) - 1;
attr->max_srq_sges = sb->max_srq_sge;
attr->max_pkey = 1;
- attr->max_inline_data = le32_to_cpu(sb->max_inline_data);
+ attr->max_inline_data = attr->max_qp_sges * sizeof(struct sq_sge);
if (!bnxt_qplib_is_chip_gen_p7(rcfw->res->cctx))
attr->l2_db_size = (sb->l2_db_space_size + 1) *
(0x01 << RCFW_DBR_BASE_PAGE_SHIFT);
diff --git a/drivers/infiniband/hw/efa/efa_verbs.c b/drivers/infiniband/hw/efa/efa_verbs.c
index 0f8ca99d0827..2a5b93ef4b33 100644
--- a/drivers/infiniband/hw/efa/efa_verbs.c
+++ b/drivers/infiniband/hw/efa/efa_verbs.c
@@ -1224,13 +1224,9 @@ static int umem_to_page_list(struct efa_dev *dev,
u32 hp_cnt,
u8 hp_shift)
{
- u32 pages_in_hp = BIT(hp_shift - PAGE_SHIFT);
struct ib_block_iter biter;
unsigned int hp_idx = 0;
- ibdev_dbg(&dev->ibdev, "hp_cnt[%u], pages_in_hp[%u]\n",
- hp_cnt, pages_in_hp);
-
rdma_umem_for_each_dma_block(umem, &biter, BIT(hp_shift))
page_list[hp_idx++] = rdma_block_iter_dma_address(&biter);
diff --git a/drivers/infiniband/hw/irdma/cm.c b/drivers/infiniband/hw/irdma/cm.c
index 1916daa8c332..b3f14816251b 100644
--- a/drivers/infiniband/hw/irdma/cm.c
+++ b/drivers/infiniband/hw/irdma/cm.c
@@ -3708,7 +3708,7 @@ int irdma_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
iwpd = iwqp->iwpd;
tagged_offset = (uintptr_t)iwqp->ietf_mem.va;
ibmr = irdma_reg_phys_mr(&iwpd->ibpd, iwqp->ietf_mem.pa, buf_len,
- IB_ACCESS_LOCAL_WRITE, &tagged_offset);
+ IB_ACCESS_LOCAL_WRITE, &tagged_offset, false);
if (IS_ERR(ibmr)) {
ret = -ENOMEM;
goto error;
diff --git a/drivers/infiniband/hw/irdma/ctrl.c b/drivers/infiniband/hw/irdma/ctrl.c
index 8a6200e55c54..ebbece4f09a2 100644
--- a/drivers/infiniband/hw/irdma/ctrl.c
+++ b/drivers/infiniband/hw/irdma/ctrl.c
@@ -3316,11 +3316,13 @@ int irdma_sc_cqp_destroy(struct irdma_sc_cqp *cqp)
*/
void irdma_sc_ccq_arm(struct irdma_sc_cq *ccq)
{
+ unsigned long flags;
u64 temp_val;
u16 sw_cq_sel;
u8 arm_next_se;
u8 arm_seq_num;
+ spin_lock_irqsave(&ccq->dev->cqp_lock, flags);
get_64bit_val(ccq->cq_uk.shadow_area, 32, &temp_val);
sw_cq_sel = (u16)FIELD_GET(IRDMA_CQ_DBSA_SW_CQ_SELECT, temp_val);
arm_next_se = (u8)FIELD_GET(IRDMA_CQ_DBSA_ARM_NEXT_SE, temp_val);
@@ -3331,6 +3333,7 @@ void irdma_sc_ccq_arm(struct irdma_sc_cq *ccq)
FIELD_PREP(IRDMA_CQ_DBSA_ARM_NEXT_SE, arm_next_se) |
FIELD_PREP(IRDMA_CQ_DBSA_ARM_NEXT, 1);
set_64bit_val(ccq->cq_uk.shadow_area, 32, temp_val);
+ spin_unlock_irqrestore(&ccq->dev->cqp_lock, flags);
dma_wmb(); /* make sure shadow area is updated before arming */
diff --git a/drivers/infiniband/hw/irdma/main.h b/drivers/infiniband/hw/irdma/main.h
index cbf0db72e108..28963e19d955 100644
--- a/drivers/infiniband/hw/irdma/main.h
+++ b/drivers/infiniband/hw/irdma/main.h
@@ -535,7 +535,7 @@ void irdma_copy_ip_htonl(__be32 *dst, u32 *src);
u16 irdma_get_vlan_ipv4(u32 *addr);
void irdma_get_vlan_mac_ipv6(u32 *addr, u16 *vlan_id, u8 *mac);
struct ib_mr *irdma_reg_phys_mr(struct ib_pd *ib_pd, u64 addr, u64 size,
- int acc, u64 *iova_start);
+ int acc, u64 *iova_start, bool dma_mr);
int irdma_upload_qp_context(struct irdma_qp *iwqp, bool freeze, bool raw);
void irdma_cqp_ce_handler(struct irdma_pci_f *rf, struct irdma_sc_cq *cq);
int irdma_ah_cqp_op(struct irdma_pci_f *rf, struct irdma_sc_ah *sc_ah, u8 cmd,
diff --git a/drivers/infiniband/hw/irdma/pble.c b/drivers/infiniband/hw/irdma/pble.c
index fa096557adc8..c7bcdc1bf931 100644
--- a/drivers/infiniband/hw/irdma/pble.c
+++ b/drivers/infiniband/hw/irdma/pble.c
@@ -498,12 +498,14 @@ int irdma_get_pble(struct irdma_hmc_pble_rsrc *pble_rsrc,
void irdma_free_pble(struct irdma_hmc_pble_rsrc *pble_rsrc,
struct irdma_pble_alloc *palloc)
{
- pble_rsrc->freedpbles += palloc->total_cnt;
-
if (palloc->level == PBLE_LEVEL_2)
free_lvl2(pble_rsrc, palloc);
else
irdma_prm_return_pbles(&pble_rsrc->pinfo,
&palloc->level1.chunkinfo);
+
+ mutex_lock(&pble_rsrc->pble_mutex_lock);
+ pble_rsrc->freedpbles += palloc->total_cnt;
pble_rsrc->stats_alloc_freed++;
+ mutex_unlock(&pble_rsrc->pble_mutex_lock);
}
diff --git a/drivers/infiniband/hw/irdma/utils.c b/drivers/infiniband/hw/irdma/utils.c
index 6cd5cb85dafe..91ed7edcd788 100644
--- a/drivers/infiniband/hw/irdma/utils.c
+++ b/drivers/infiniband/hw/irdma/utils.c
@@ -251,7 +251,7 @@ int irdma_net_event(struct notifier_block *notifier, unsigned long event,
void *ptr)
{
struct neighbour *neigh = ptr;
- struct net_device *real_dev, *netdev = (struct net_device *)neigh->dev;
+ struct net_device *real_dev, *netdev;
struct irdma_device *iwdev;
struct ib_device *ibdev;
__be32 *p;
@@ -260,6 +260,7 @@ int irdma_net_event(struct notifier_block *notifier, unsigned long event,
switch (event) {
case NETEVENT_NEIGH_UPDATE:
+ netdev = neigh->dev;
real_dev = rdma_vlan_dev_real_dev(netdev);
if (!real_dev)
real_dev = netdev;
diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c
index 29540b2b2373..b52e0716d23f 100644
--- a/drivers/infiniband/hw/irdma/verbs.c
+++ b/drivers/infiniband/hw/irdma/verbs.c
@@ -2653,7 +2653,6 @@ static int irdma_hw_alloc_stag(struct irdma_device *iwdev,
info->stag_idx = iwmr->stag >> IRDMA_CQPSQ_STAG_IDX_S;
info->pd_id = iwpd->sc_pd.pd_id;
info->total_len = iwmr->len;
- info->all_memory = pd->flags & IB_PD_UNSAFE_GLOBAL_RKEY;
info->remote_access = true;
cqp_info->cqp_cmd = IRDMA_OP_ALLOC_STAG;
cqp_info->post_sq = 1;
@@ -2661,8 +2660,11 @@ static int irdma_hw_alloc_stag(struct irdma_device *iwdev,
cqp_info->in.u.alloc_stag.scratch = (uintptr_t)cqp_request;
status = irdma_handle_cqp_op(iwdev->rf, cqp_request);
irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request);
+ if (status)
+ return status;
- return status;
+ iwmr->is_hwreg = true;
+ return 0;
}
/**
@@ -2802,7 +2804,7 @@ static int irdma_hwreg_mr(struct irdma_device *iwdev, struct irdma_mr *iwmr,
stag_info->total_len = iwmr->len;
stag_info->access_rights = irdma_get_mr_access(access);
stag_info->pd_id = iwpd->sc_pd.pd_id;
- stag_info->all_memory = pd->flags & IB_PD_UNSAFE_GLOBAL_RKEY;
+ stag_info->all_memory = iwmr->dma_mr;
if (stag_info->access_rights & IRDMA_ACCESS_FLAGS_ZERO_BASED)
stag_info->addr_type = IRDMA_ADDR_TYPE_ZERO_BASED;
else
@@ -2828,14 +2830,18 @@ static int irdma_hwreg_mr(struct irdma_device *iwdev, struct irdma_mr *iwmr,
ret = irdma_handle_cqp_op(iwdev->rf, cqp_request);
irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request);
+ if (!ret)
+ iwmr->is_hwreg = true;
+
return ret;
}
-static int irdma_reg_user_mr_type_mem(struct irdma_mr *iwmr, int access)
+static int irdma_reg_user_mr_type_mem(struct irdma_mr *iwmr, int access,
+ bool create_stag)
{
struct irdma_device *iwdev = to_iwdev(iwmr->ibmr.device);
struct irdma_pbl *iwpbl = &iwmr->iwpbl;
- u32 stag;
+ u32 stag = 0;
u8 lvl;
int err;
@@ -2854,15 +2860,18 @@ static int irdma_reg_user_mr_type_mem(struct irdma_mr *iwmr, int access)
}
}
- stag = irdma_create_stag(iwdev);
- if (!stag) {
- err = -ENOMEM;
- goto free_pble;
+ if (create_stag) {
+ stag = irdma_create_stag(iwdev);
+ if (!stag) {
+ err = -ENOMEM;
+ goto free_pble;
+ }
+
+ iwmr->stag = stag;
+ iwmr->ibmr.rkey = stag;
+ iwmr->ibmr.lkey = stag;
}
- iwmr->stag = stag;
- iwmr->ibmr.rkey = stag;
- iwmr->ibmr.lkey = stag;
err = irdma_hwreg_mr(iwdev, iwmr, access);
if (err)
goto err_hwreg;
@@ -2870,7 +2879,8 @@ static int irdma_reg_user_mr_type_mem(struct irdma_mr *iwmr, int access)
return 0;
err_hwreg:
- irdma_free_stag(iwdev, stag);
+ if (stag)
+ irdma_free_stag(iwdev, stag);
free_pble:
if (iwpbl->pble_alloc.level != PBLE_LEVEL_0 && iwpbl->pbl_allocated)
@@ -3050,7 +3060,7 @@ static struct ib_mr *irdma_reg_user_mr(struct ib_pd *pd, u64 start, u64 len,
goto error;
break;
case IRDMA_MEMREG_TYPE_MEM:
- err = irdma_reg_user_mr_type_mem(iwmr, access);
+ err = irdma_reg_user_mr_type_mem(iwmr, access, true);
if (err)
goto error;
@@ -3094,7 +3104,7 @@ static struct ib_mr *irdma_reg_user_mr_dmabuf(struct ib_pd *pd, u64 start,
goto err_release;
}
- err = irdma_reg_user_mr_type_mem(iwmr, access);
+ err = irdma_reg_user_mr_type_mem(iwmr, access, true);
if (err)
goto err_iwmr;
@@ -3109,6 +3119,161 @@ static struct ib_mr *irdma_reg_user_mr_dmabuf(struct ib_pd *pd, u64 start,
return ERR_PTR(err);
}
+static int irdma_hwdereg_mr(struct ib_mr *ib_mr)
+{
+ struct irdma_device *iwdev = to_iwdev(ib_mr->device);
+ struct irdma_mr *iwmr = to_iwmr(ib_mr);
+ struct irdma_pd *iwpd = to_iwpd(ib_mr->pd);
+ struct irdma_dealloc_stag_info *info;
+ struct irdma_pbl *iwpbl = &iwmr->iwpbl;
+ struct irdma_cqp_request *cqp_request;
+ struct cqp_cmds_info *cqp_info;
+ int status;
+
+ /* Skip HW MR de-register when it is already de-registered
+ * during an MR re-reregister and the re-registration fails
+ */
+ if (!iwmr->is_hwreg)
+ return 0;
+
+ cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, true);
+ if (!cqp_request)
+ return -ENOMEM;
+
+ cqp_info = &cqp_request->info;
+ info = &cqp_info->in.u.dealloc_stag.info;
+ memset(info, 0, sizeof(*info));
+ info->pd_id = iwpd->sc_pd.pd_id;
+ info->stag_idx = ib_mr->rkey >> IRDMA_CQPSQ_STAG_IDX_S;
+ info->mr = true;
+ if (iwpbl->pbl_allocated)
+ info->dealloc_pbl = true;
+
+ cqp_info->cqp_cmd = IRDMA_OP_DEALLOC_STAG;
+ cqp_info->post_sq = 1;
+ cqp_info->in.u.dealloc_stag.dev = &iwdev->rf->sc_dev;
+ cqp_info->in.u.dealloc_stag.scratch = (uintptr_t)cqp_request;
+ status = irdma_handle_cqp_op(iwdev->rf, cqp_request);
+ irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request);
+ if (status)
+ return status;
+
+ iwmr->is_hwreg = false;
+ return 0;
+}
+
+/*
+ * irdma_rereg_mr_trans - Re-register a user MR for a change translation.
+ * @iwmr: ptr of iwmr
+ * @start: virtual start address
+ * @len: length of mr
+ * @virt: virtual address
+ *
+ * Re-register a user memory region when a change translation is requested.
+ * Re-register a new region while reusing the stag from the original registration.
+ */
+static int irdma_rereg_mr_trans(struct irdma_mr *iwmr, u64 start, u64 len,
+ u64 virt)
+{
+ struct irdma_device *iwdev = to_iwdev(iwmr->ibmr.device);
+ struct irdma_pbl *iwpbl = &iwmr->iwpbl;
+ struct ib_pd *pd = iwmr->ibmr.pd;
+ struct ib_umem *region;
+ int err;
+
+ region = ib_umem_get(pd->device, start, len, iwmr->access);
+ if (IS_ERR(region))
+ return PTR_ERR(region);
+
+ iwmr->region = region;
+ iwmr->ibmr.iova = virt;
+ iwmr->ibmr.pd = pd;
+ iwmr->page_size = ib_umem_find_best_pgsz(region,
+ iwdev->rf->sc_dev.hw_attrs.page_size_cap,
+ virt);
+ if (unlikely(!iwmr->page_size)) {
+ err = -EOPNOTSUPP;
+ goto err;
+ }
+
+ iwmr->len = region->length;
+ iwpbl->user_base = virt;
+ iwmr->page_cnt = ib_umem_num_dma_blocks(region, iwmr->page_size);
+
+ err = irdma_reg_user_mr_type_mem(iwmr, iwmr->access, false);
+ if (err)
+ goto err;
+
+ return 0;
+
+err:
+ ib_umem_release(region);
+ return err;
+}
+
+/*
+ * irdma_rereg_user_mr - Re-Register a user memory region(MR)
+ * @ibmr: ib mem to access iwarp mr pointer
+ * @flags: bit mask to indicate which of the attr's of MR modified
+ * @start: virtual start address
+ * @len: length of mr
+ * @virt: virtual address
+ * @new_access: bit mask of access flags
+ * @new_pd: ptr of pd
+ * @udata: user data
+ *
+ * Return:
+ * NULL - Success, existing MR updated
+ * ERR_PTR - error occurred
+ */
+static struct ib_mr *irdma_rereg_user_mr(struct ib_mr *ib_mr, int flags,
+ u64 start, u64 len, u64 virt,
+ int new_access, struct ib_pd *new_pd,
+ struct ib_udata *udata)
+{
+ struct irdma_device *iwdev = to_iwdev(ib_mr->device);
+ struct irdma_mr *iwmr = to_iwmr(ib_mr);
+ struct irdma_pbl *iwpbl = &iwmr->iwpbl;
+ int ret;
+
+ if (len > iwdev->rf->sc_dev.hw_attrs.max_mr_size)
+ return ERR_PTR(-EINVAL);
+
+ if (flags & ~(IB_MR_REREG_TRANS | IB_MR_REREG_PD | IB_MR_REREG_ACCESS))
+ return ERR_PTR(-EOPNOTSUPP);
+
+ ret = irdma_hwdereg_mr(ib_mr);
+ if (ret)
+ return ERR_PTR(ret);
+
+ if (flags & IB_MR_REREG_ACCESS)
+ iwmr->access = new_access;
+
+ if (flags & IB_MR_REREG_PD) {
+ iwmr->ibmr.pd = new_pd;
+ iwmr->ibmr.device = new_pd->device;
+ }
+
+ if (flags & IB_MR_REREG_TRANS) {
+ if (iwpbl->pbl_allocated) {
+ irdma_free_pble(iwdev->rf->pble_rsrc,
+ &iwpbl->pble_alloc);
+ iwpbl->pbl_allocated = false;
+ }
+ if (iwmr->region) {
+ ib_umem_release(iwmr->region);
+ iwmr->region = NULL;
+ }
+
+ ret = irdma_rereg_mr_trans(iwmr, start, len, virt);
+ } else
+ ret = irdma_hwreg_mr(iwdev, iwmr, iwmr->access);
+ if (ret)
+ return ERR_PTR(ret);
+
+ return NULL;
+}
+
/**
* irdma_reg_phys_mr - register kernel physical memory
* @pd: ibpd pointer
@@ -3116,9 +3281,10 @@ static struct ib_mr *irdma_reg_user_mr_dmabuf(struct ib_pd *pd, u64 start,
* @size: size of memory to register
* @access: Access rights
* @iova_start: start of virtual address for physical buffers
+ * @dma_mr: Flag indicating whether this region is a PD DMA MR
*/
struct ib_mr *irdma_reg_phys_mr(struct ib_pd *pd, u64 addr, u64 size, int access,
- u64 *iova_start)
+ u64 *iova_start, bool dma_mr)
{
struct irdma_device *iwdev = to_iwdev(pd->device);
struct irdma_pbl *iwpbl;
@@ -3135,6 +3301,7 @@ struct ib_mr *irdma_reg_phys_mr(struct ib_pd *pd, u64 addr, u64 size, int access
iwpbl = &iwmr->iwpbl;
iwpbl->iwmr = iwmr;
iwmr->type = IRDMA_MEMREG_TYPE_MEM;
+ iwmr->dma_mr = dma_mr;
iwpbl->user_base = *iova_start;
stag = irdma_create_stag(iwdev);
if (!stag) {
@@ -3173,7 +3340,7 @@ static struct ib_mr *irdma_get_dma_mr(struct ib_pd *pd, int acc)
{
u64 kva = 0;
- return irdma_reg_phys_mr(pd, 0, 0, acc, &kva);
+ return irdma_reg_phys_mr(pd, 0, 0, acc, &kva, true);
}
/**
@@ -3216,16 +3383,10 @@ static void irdma_del_memlist(struct irdma_mr *iwmr,
*/
static int irdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata)
{
- struct ib_pd *ibpd = ib_mr->pd;
- struct irdma_pd *iwpd = to_iwpd(ibpd);
struct irdma_mr *iwmr = to_iwmr(ib_mr);
struct irdma_device *iwdev = to_iwdev(ib_mr->device);
- struct irdma_dealloc_stag_info *info;
struct irdma_pbl *iwpbl = &iwmr->iwpbl;
- struct irdma_pble_alloc *palloc = &iwpbl->pble_alloc;
- struct irdma_cqp_request *cqp_request;
- struct cqp_cmds_info *cqp_info;
- int status;
+ int ret;
if (iwmr->type != IRDMA_MEMREG_TYPE_MEM) {
if (iwmr->region) {
@@ -3239,33 +3400,18 @@ static int irdma_dereg_mr(struct ib_mr *ib_mr, struct ib_udata *udata)
goto done;
}
- cqp_request = irdma_alloc_and_get_cqp_request(&iwdev->rf->cqp, true);
- if (!cqp_request)
- return -ENOMEM;
-
- cqp_info = &cqp_request->info;
- info = &cqp_info->in.u.dealloc_stag.info;
- memset(info, 0, sizeof(*info));
- info->pd_id = iwpd->sc_pd.pd_id;
- info->stag_idx = ib_mr->rkey >> IRDMA_CQPSQ_STAG_IDX_S;
- info->mr = true;
- if (iwpbl->pbl_allocated)
- info->dealloc_pbl = true;
-
- cqp_info->cqp_cmd = IRDMA_OP_DEALLOC_STAG;
- cqp_info->post_sq = 1;
- cqp_info->in.u.dealloc_stag.dev = &iwdev->rf->sc_dev;
- cqp_info->in.u.dealloc_stag.scratch = (uintptr_t)cqp_request;
- status = irdma_handle_cqp_op(iwdev->rf, cqp_request);
- irdma_put_cqp_request(&iwdev->rf->cqp, cqp_request);
- if (status)
- return status;
+ ret = irdma_hwdereg_mr(ib_mr);
+ if (ret)
+ return ret;
irdma_free_stag(iwdev, iwmr->stag);
done:
if (iwpbl->pbl_allocated)
- irdma_free_pble(iwdev->rf->pble_rsrc, palloc);
- ib_umem_release(iwmr->region);
+ irdma_free_pble(iwdev->rf->pble_rsrc, &iwpbl->pble_alloc);
+
+ if (iwmr->region)
+ ib_umem_release(iwmr->region);
+
kfree(iwmr);
return 0;
@@ -4595,6 +4741,7 @@ static const struct ib_device_ops irdma_dev_ops = {
.query_qp = irdma_query_qp,
.reg_user_mr = irdma_reg_user_mr,
.reg_user_mr_dmabuf = irdma_reg_user_mr_dmabuf,
+ .rereg_user_mr = irdma_rereg_user_mr,
.req_notify_cq = irdma_req_notify_cq,
.resize_cq = irdma_resize_cq,
INIT_RDMA_OBJ_SIZE(ib_pd, irdma_pd, ibpd),
diff --git a/drivers/infiniband/hw/irdma/verbs.h b/drivers/infiniband/hw/irdma/verbs.h
index bb9ab945938e..97abd45a5cee 100644
--- a/drivers/infiniband/hw/irdma/verbs.h
+++ b/drivers/infiniband/hw/irdma/verbs.h
@@ -100,6 +100,9 @@ struct irdma_mr {
struct ib_mw ibmw;
};
struct ib_umem *region;
+ int access;
+ bool is_hwreg:1;
+ bool dma_mr:1;
u16 type;
u32 page_cnt;
u64 page_size;
diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c
index 0f8356cea293..50c583a55464 100644
--- a/drivers/infiniband/sw/rxe/rxe.c
+++ b/drivers/infiniband/sw/rxe/rxe.c
@@ -38,7 +38,7 @@ void rxe_dealloc(struct ib_device *ib_dev)
}
/* initialize rxe device parameters */
-static void rxe_init_device_param(struct rxe_dev *rxe)
+static void rxe_init_device_param(struct rxe_dev *rxe, struct net_device *ndev)
{
rxe->max_inline_data = RXE_MAX_INLINE_DATA;
@@ -71,8 +71,9 @@ static void rxe_init_device_param(struct rxe_dev *rxe)
rxe->attr.max_fast_reg_page_list_len = RXE_MAX_FMR_PAGE_LIST_LEN;
rxe->attr.max_pkeys = RXE_MAX_PKEYS;
rxe->attr.local_ca_ack_delay = RXE_LOCAL_CA_ACK_DELAY;
+
addrconf_addr_eui48((unsigned char *)&rxe->attr.sys_image_guid,
- rxe->ndev->dev_addr);
+ ndev->dev_addr);
rxe->max_ucontext = RXE_MAX_UCONTEXT;
}
@@ -106,13 +107,13 @@ static void rxe_init_port_param(struct rxe_port *port)
/* initialize port state, note IB convention that HCA ports are always
* numbered from 1
*/
-static void rxe_init_ports(struct rxe_dev *rxe)
+static void rxe_init_ports(struct rxe_dev *rxe, struct net_device *ndev)
{
struct rxe_port *port = &rxe->port;
rxe_init_port_param(port);
addrconf_addr_eui48((unsigned char *)&port->port_guid,
- rxe->ndev->dev_addr);
+ ndev->dev_addr);
spin_lock_init(&port->port_lock);
}
@@ -130,12 +131,12 @@ static void rxe_init_pools(struct rxe_dev *rxe)
}
/* initialize rxe device state */
-static void rxe_init(struct rxe_dev *rxe)
+static void rxe_init(struct rxe_dev *rxe, struct net_device *ndev)
{
/* init default device parameters */
- rxe_init_device_param(rxe);
+ rxe_init_device_param(rxe, ndev);
- rxe_init_ports(rxe);
+ rxe_init_ports(rxe, ndev);
rxe_init_pools(rxe);
/* init pending mmap list */
@@ -169,12 +170,13 @@ void rxe_set_mtu(struct rxe_dev *rxe, unsigned int ndev_mtu)
/* called by ifc layer to create new rxe device.
* The caller should allocate memory for rxe by calling ib_alloc_device.
*/
-int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name)
+int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name,
+ struct net_device *ndev)
{
- rxe_init(rxe);
+ rxe_init(rxe, ndev);
rxe_set_mtu(rxe, mtu);
- return rxe_register_device(rxe, ibdev_name);
+ return rxe_register_device(rxe, ibdev_name, ndev);
}
static int rxe_newlink(const char *ibdev_name, struct net_device *ndev)
diff --git a/drivers/infiniband/sw/rxe/rxe.h b/drivers/infiniband/sw/rxe/rxe.h
index d8fb2c7af30a..fe7f97066732 100644
--- a/drivers/infiniband/sw/rxe/rxe.h
+++ b/drivers/infiniband/sw/rxe/rxe.h
@@ -139,7 +139,8 @@ enum resp_states {
void rxe_set_mtu(struct rxe_dev *rxe, unsigned int dev_mtu);
-int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name);
+int rxe_add(struct rxe_dev *rxe, unsigned int mtu, const char *ibdev_name,
+ struct net_device *ndev);
void rxe_rcv(struct sk_buff *skb);
diff --git a/drivers/infiniband/sw/rxe/rxe_mcast.c b/drivers/infiniband/sw/rxe/rxe_mcast.c
index 86cc2e18a7fd..07ff47bae31d 100644
--- a/drivers/infiniband/sw/rxe/rxe_mcast.c
+++ b/drivers/infiniband/sw/rxe/rxe_mcast.c
@@ -31,10 +31,19 @@
static int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid)
{
unsigned char ll_addr[ETH_ALEN];
+ struct net_device *ndev;
+ int ret;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return -ENODEV;
ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr);
- return dev_mc_add(rxe->ndev, ll_addr);
+ ret = dev_mc_add(ndev, ll_addr);
+ dev_put(ndev);
+
+ return ret;
}
/**
@@ -47,10 +56,19 @@ static int rxe_mcast_add(struct rxe_dev *rxe, union ib_gid *mgid)
static int rxe_mcast_del(struct rxe_dev *rxe, union ib_gid *mgid)
{
unsigned char ll_addr[ETH_ALEN];
+ struct net_device *ndev;
+ int ret;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return -ENODEV;
ipv6_eth_mc_map((struct in6_addr *)mgid->raw, ll_addr);
- return dev_mc_del(rxe->ndev, ll_addr);
+ ret = dev_mc_del(ndev, ll_addr);
+ dev_put(ndev);
+
+ return ret;
}
/**
diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c
index e5827064ab1e..e2859bbc9a71 100644
--- a/drivers/infiniband/sw/rxe/rxe_net.c
+++ b/drivers/infiniband/sw/rxe/rxe_net.c
@@ -509,7 +509,16 @@ struct sk_buff *rxe_init_packet(struct rxe_dev *rxe, struct rxe_av *av,
*/
const char *rxe_parent_name(struct rxe_dev *rxe, unsigned int port_num)
{
- return rxe->ndev->name;
+ struct net_device *ndev;
+ char *ndev_name;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return NULL;
+ ndev_name = ndev->name;
+ dev_put(ndev);
+
+ return ndev_name;
}
int rxe_net_add(const char *ibdev_name, struct net_device *ndev)
@@ -521,9 +530,7 @@ int rxe_net_add(const char *ibdev_name, struct net_device *ndev)
if (!rxe)
return -ENOMEM;
- rxe->ndev = ndev;
-
- err = rxe_add(rxe, ndev->mtu, ibdev_name);
+ err = rxe_add(rxe, ndev->mtu, ibdev_name, ndev);
if (err) {
ib_dealloc_device(&rxe->ib_dev);
return err;
@@ -571,10 +578,18 @@ void rxe_port_down(struct rxe_dev *rxe)
void rxe_set_port_state(struct rxe_dev *rxe)
{
- if (netif_running(rxe->ndev) && netif_carrier_ok(rxe->ndev))
+ struct net_device *ndev;
+
+ ndev = rxe_ib_device_get_netdev(&rxe->ib_dev);
+ if (!ndev)
+ return;
+
+ if (netif_running(ndev) && netif_carrier_ok(ndev))
rxe_port_up(rxe);
else
rxe_port_down(rxe);
+
+ dev_put(ndev);
}
static int rxe_notify(struct notifier_block *not_blk,
diff --git a/drivers/infiniband/sw/rxe/rxe_srq.c b/drivers/infiniband/sw/rxe/rxe_srq.c
index 3661cb627d28..2a234f26ac10 100644
--- a/drivers/infiniband/sw/rxe/rxe_srq.c
+++ b/drivers/infiniband/sw/rxe/rxe_srq.c
@@ -171,7 +171,7 @@ int rxe_srq_from_attr(struct rxe_dev *rxe, struct rxe_srq *srq,
udata, mi, &srq->rq.producer_lock,
&srq->rq.consumer_lock);
if (err)
- goto err_free;
+ return err;
srq->rq.max_wr = attr->max_wr;
}
@@ -180,11 +180,6 @@ int rxe_srq_from_attr(struct rxe_dev *rxe, struct rxe_srq *srq,
srq->limit = attr->srq_limit;
return 0;
-
-err_free:
- rxe_queue_cleanup(q);
- srq->rq.queue = NULL;
- return err;
}
void rxe_srq_cleanup(struct rxe_pool_elem *elem)
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index dbb9baa4ffd0..102fc5f56ca7 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -41,6 +41,7 @@ static int rxe_query_port(struct ib_device *ibdev,
u32 port_num, struct ib_port_attr *attr)
{
struct rxe_dev *rxe = to_rdev(ibdev);
+ struct net_device *ndev;
int err, ret;
if (port_num != 1) {
@@ -51,19 +52,26 @@ static int rxe_query_port(struct ib_device *ibdev,
memcpy(attr, &rxe->port.attr, sizeof(*attr));
+ ndev = rxe_ib_device_get_netdev(ibdev);
+ if (!ndev) {
+ err = -ENODEV;
+ goto err_out;
+ }
+
mutex_lock(&rxe->usdev_lock);
ret = ib_get_eth_speed(ibdev, port_num, &attr->active_speed,
&attr->active_width);
if (attr->state == IB_PORT_ACTIVE)
attr->phys_state = IB_PORT_PHYS_STATE_LINK_UP;
- else if (dev_get_flags(rxe->ndev) & IFF_UP)
+ else if (dev_get_flags(ndev) & IFF_UP)
attr->phys_state = IB_PORT_PHYS_STATE_POLLING;
else
attr->phys_state = IB_PORT_PHYS_STATE_DISABLED;
mutex_unlock(&rxe->usdev_lock);
+ dev_put(ndev);
return ret;
err_out:
@@ -1428,9 +1436,16 @@ static const struct attribute_group rxe_attr_group = {
static int rxe_enable_driver(struct ib_device *ib_dev)
{
struct rxe_dev *rxe = container_of(ib_dev, struct rxe_dev, ib_dev);
+ struct net_device *ndev;
+
+ ndev = rxe_ib_device_get_netdev(ib_dev);
+ if (!ndev)
+ return -ENODEV;
rxe_set_port_state(rxe);
- dev_info(&rxe->ib_dev.dev, "added %s\n", netdev_name(rxe->ndev));
+ dev_info(&rxe->ib_dev.dev, "added %s\n", netdev_name(ndev));
+
+ dev_put(ndev);
return 0;
}
@@ -1498,7 +1513,8 @@ static const struct ib_device_ops rxe_dev_ops = {
INIT_RDMA_OBJ_SIZE(ib_mw, rxe_mw, ibmw),
};
-int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name)
+int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name,
+ struct net_device *ndev)
{
int err;
struct ib_device *dev = &rxe->ib_dev;
@@ -1510,13 +1526,13 @@ int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name)
dev->num_comp_vectors = num_possible_cpus();
dev->local_dma_lkey = 0;
addrconf_addr_eui48((unsigned char *)&dev->node_guid,
- rxe->ndev->dev_addr);
+ ndev->dev_addr);
dev->uverbs_cmd_mask |= BIT_ULL(IB_USER_VERBS_CMD_POST_SEND) |
BIT_ULL(IB_USER_VERBS_CMD_REQ_NOTIFY_CQ);
ib_set_device_ops(dev, &rxe_dev_ops);
- err = ib_device_set_netdev(&rxe->ib_dev, rxe->ndev, 1);
+ err = ib_device_set_netdev(&rxe->ib_dev, ndev, 1);
if (err)
return err;
diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.h b/drivers/infiniband/sw/rxe/rxe_verbs.h
index ccb9d19ffe8a..4242b24a47da 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.h
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.h
@@ -369,6 +369,7 @@ struct rxe_port {
u32 qp_gsi_index;
};
+#define RXE_PORT 1
struct rxe_dev {
struct ib_device ib_dev;
struct ib_device_attr attr;
@@ -376,8 +377,6 @@ struct rxe_dev {
int max_inline_data;
struct mutex usdev_lock;
- struct net_device *ndev;
-
struct rxe_pool uc_pool;
struct rxe_pool pd_pool;
struct rxe_pool ah_pool;
@@ -405,6 +404,11 @@ struct rxe_dev {
struct crypto_shash *tfm;
};
+static inline struct net_device *rxe_ib_device_get_netdev(struct ib_device *dev)
+{
+ return ib_device_get_netdev(dev, RXE_PORT);
+}
+
static inline void rxe_counter_inc(struct rxe_dev *rxe, enum rxe_counters index)
{
atomic64_inc(&rxe->stats_counters[index]);
@@ -470,6 +474,7 @@ static inline struct rxe_pd *rxe_mw_pd(struct rxe_mw *mw)
return to_rpd(mw->ibmw.pd);
}
-int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name);
+int rxe_register_device(struct rxe_dev *rxe, const char *ibdev_name,
+ struct net_device *ndev);
#endif /* RXE_VERBS_H */
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index 82aa47efb807..eaf911e2ffa9 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -1465,6 +1465,7 @@ static void query_fast_reg_mode(struct rtrs_clt_path *clt_path)
mr_page_shift = max(12, ffs(ib_dev->attrs.page_size_cap) - 1);
max_pages_per_mr = ib_dev->attrs.max_mr_size;
do_div(max_pages_per_mr, (1ull << mr_page_shift));
+ max_pages_per_mr = min_not_zero((u32)max_pages_per_mr, U32_MAX);
clt_path->max_pages_per_mr =
min3(clt_path->max_pages_per_mr, (u32)max_pages_per_mr,
ib_dev->attrs.max_fast_reg_page_list_len);
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 84d1654148d7..5dbf315630c1 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -1443,7 +1443,7 @@ static struct rtrs_srv_sess *get_or_create_srv(struct rtrs_srv_ctx *ctx,
kfree(srv->chunks);
err_free_srv:
- kfree(srv);
+ put_device(&srv->dev);
return ERR_PTR(-ENOMEM);
}
diff --git a/drivers/input/serio/i8042-acpipnpio.h b/drivers/input/serio/i8042-acpipnpio.h
index 630cdd5a1328..b24127e923db 100644
--- a/drivers/input/serio/i8042-acpipnpio.h
+++ b/drivers/input/serio/i8042-acpipnpio.h
@@ -1169,6 +1169,13 @@ static const struct dmi_system_id i8042_dmi_quirk_table[] __initconst = {
.driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "X5KK45xS_X5SP45xS"),
+ },
+ .driver_data = (void *)(SERIO_QUIRK_NOMUX | SERIO_QUIRK_RESET_ALWAYS |
+ SERIO_QUIRK_NOLOOP | SERIO_QUIRK_NOPNP)
+ },
/*
* A lot of modern Clevo barebones have touchpad and/or keyboard issues
* after suspend fixable with the forcenorestore quirk.
diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c
index 9aa4e35fb4f5..4c1101f01117 100644
--- a/drivers/input/touchscreen/ti_am335x_tsc.c
+++ b/drivers/input/touchscreen/ti_am335x_tsc.c
@@ -85,7 +85,7 @@ static int titsc_config_wires(struct titsc *ts_dev)
wire_order[i] = ts_dev->config_inp[i] & 0x0F;
if (WARN_ON(analog_line[i] > 7))
return -EINVAL;
- if (WARN_ON(wire_order[i] > ARRAY_SIZE(config_pins)))
+ if (WARN_ON(wire_order[i] >= ARRAY_SIZE(config_pins)))
return -EINVAL;
}
diff --git a/drivers/interconnect/debugfs-client.c b/drivers/interconnect/debugfs-client.c
index bc3fd8a7b9eb..778deeb4a7e8 100644
--- a/drivers/interconnect/debugfs-client.c
+++ b/drivers/interconnect/debugfs-client.c
@@ -117,7 +117,12 @@ static int icc_commit_set(void *data, u64 val)
mutex_lock(&debugfs_lock);
- if (IS_ERR_OR_NULL(cur_path)) {
+ if (!cur_path) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (IS_ERR(cur_path)) {
ret = PTR_ERR(cur_path);
goto out;
}
diff --git a/drivers/interconnect/qcom/msm8996.c b/drivers/interconnect/qcom/msm8996.c
index 88683dfa468f..84811fe32782 100644
--- a/drivers/interconnect/qcom/msm8996.c
+++ b/drivers/interconnect/qcom/msm8996.c
@@ -550,6 +550,7 @@ static struct qcom_icc_node mas_venus_vmem = {
static const u16 mas_snoc_pnoc_links[] = {
MSM8996_SLAVE_BLSP_1,
MSM8996_SLAVE_BLSP_2,
+ MSM8996_SLAVE_USB_HS,
MSM8996_SLAVE_SDCC_1,
MSM8996_SLAVE_SDCC_2,
MSM8996_SLAVE_SDCC_4,
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index 1897619209f1..6261bc7304e9 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -840,16 +840,11 @@ static void iommu_enable_command_buffer(struct amd_iommu *iommu)
BUG_ON(iommu->cmd_buf == NULL);
- if (!is_kdump_kernel()) {
- /*
- * Command buffer is re-used for kdump kernel and setting
- * of MMIO register is not required.
- */
- entry = iommu_virt_to_phys(iommu->cmd_buf);
- entry |= MMIO_CMD_SIZE_512;
- memcpy_toio(iommu->mmio_base + MMIO_CMD_BUF_OFFSET,
- &entry, sizeof(entry));
- }
+ entry = iommu_virt_to_phys(iommu->cmd_buf);
+ entry |= MMIO_CMD_SIZE_512;
+
+ memcpy_toio(iommu->mmio_base + MMIO_CMD_BUF_OFFSET,
+ &entry, sizeof(entry));
amd_iommu_reset_cmd_buffer(iommu);
}
@@ -898,15 +893,10 @@ static void iommu_enable_event_buffer(struct amd_iommu *iommu)
BUG_ON(iommu->evt_buf == NULL);
- if (!is_kdump_kernel()) {
- /*
- * Event buffer is re-used for kdump kernel and setting
- * of MMIO register is not required.
- */
- entry = iommu_virt_to_phys(iommu->evt_buf) | EVT_LEN_MASK;
- memcpy_toio(iommu->mmio_base + MMIO_EVT_BUF_OFFSET,
- &entry, sizeof(entry));
- }
+ entry = iommu_virt_to_phys(iommu->evt_buf) | EVT_LEN_MASK;
+
+ memcpy_toio(iommu->mmio_base + MMIO_EVT_BUF_OFFSET,
+ &entry, sizeof(entry));
/* set head and tail to zero manually */
writel(0x00, iommu->mmio_base + MMIO_EVT_HEAD_OFFSET);
@@ -1666,13 +1656,22 @@ static struct amd_iommu_pci_seg *__init alloc_pci_segment(u16 id,
list_add_tail(&pci_seg->list, &amd_iommu_pci_seg_list);
if (alloc_dev_table(pci_seg))
- return NULL;
+ goto err_free_pci_seg;
if (alloc_alias_table(pci_seg))
- return NULL;
+ goto err_free_dev_table;
if (alloc_rlookup_table(pci_seg))
- return NULL;
+ goto err_free_alias_table;
return pci_seg;
+
+err_free_alias_table:
+ free_alias_table(pci_seg);
+err_free_dev_table:
+ free_dev_table(pci_seg);
+err_free_pci_seg:
+ list_del(&pci_seg->list);
+ kfree(pci_seg);
+ return NULL;
}
static struct amd_iommu_pci_seg *__init get_pci_segment(u16 id,
diff --git a/drivers/iommu/apple-dart.c b/drivers/iommu/apple-dart.c
index 0ea450cbb778..d4500ebe1fac 100644
--- a/drivers/iommu/apple-dart.c
+++ b/drivers/iommu/apple-dart.c
@@ -758,6 +758,8 @@ static int apple_dart_of_xlate(struct device *dev, struct of_phandle_args *args)
struct apple_dart *cfg_dart;
int i, sid;
+ put_device(&iommu_pdev->dev);
+
if (args->args_count != 1)
return -EINVAL;
sid = args->args[0];
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
index 3d0313669796..62e2ab488c1b 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -295,17 +295,19 @@ static int qcom_smmu_cfg_probe(struct arm_smmu_device *smmu)
/*
* Some platforms support more than the Arm SMMU architected maximum of
- * 128 stream matching groups. For unknown reasons, the additional
- * groups don't exhibit the same behavior as the architected registers,
- * so limit the groups to 128 until the behavior is fixed for the other
- * groups.
+ * 128 stream matching groups. The additional registers appear to have
+ * the same behavior as the architected registers in the hardware.
+ * However, on some firmware versions, the hypervisor does not
+ * correctly trap and emulate accesses to the additional registers,
+ * resulting in unexpected behavior.
+ *
+ * If there are more than 128 groups, use the last reliable group to
+ * detect if we need to apply the bypass quirk.
*/
- if (smmu->num_mapping_groups > 128) {
- dev_notice(smmu->dev, "\tLimiting the stream matching groups to 128\n");
- smmu->num_mapping_groups = 128;
- }
-
- last_s2cr = ARM_SMMU_GR0_S2CR(smmu->num_mapping_groups - 1);
+ if (smmu->num_mapping_groups > 128)
+ last_s2cr = ARM_SMMU_GR0_S2CR(127);
+ else
+ last_s2cr = ARM_SMMU_GR0_S2CR(smmu->num_mapping_groups - 1);
/*
* With some firmware versions writes to S2CR of type FAULT are
@@ -328,6 +330,11 @@ static int qcom_smmu_cfg_probe(struct arm_smmu_device *smmu)
reg = FIELD_PREP(ARM_SMMU_CBAR_TYPE, CBAR_TYPE_S1_TRANS_S2_BYPASS);
arm_smmu_gr1_write(smmu, ARM_SMMU_GR1_CBAR(qsmmu->bypass_cbndx), reg);
+
+ if (smmu->num_mapping_groups > 128) {
+ dev_notice(smmu->dev, "\tLimiting the stream matching groups to 128\n");
+ smmu->num_mapping_groups = 128;
+ }
}
for (i = 0; i < smmu->num_mapping_groups; i++) {
diff --git a/drivers/iommu/arm/arm-smmu/qcom_iommu.c b/drivers/iommu/arm/arm-smmu/qcom_iommu.c
index 775a3cbaff4e..2c76b306ca56 100644
--- a/drivers/iommu/arm/arm-smmu/qcom_iommu.c
+++ b/drivers/iommu/arm/arm-smmu/qcom_iommu.c
@@ -539,14 +539,14 @@ static int qcom_iommu_of_xlate(struct device *dev, struct of_phandle_args *args)
qcom_iommu = platform_get_drvdata(iommu_pdev);
+ put_device(&iommu_pdev->dev);
+
/* make sure the asid specified in dt is valid, so we don't have
* to sanity check this elsewhere:
*/
if (WARN_ON(asid > qcom_iommu->max_asid) ||
- WARN_ON(qcom_iommu->ctxs[asid] == NULL)) {
- put_device(&iommu_pdev->dev);
+ WARN_ON(qcom_iommu->ctxs[asid] == NULL))
return -EINVAL;
- }
if (!dev_iommu_priv_get(dev)) {
dev_iommu_priv_set(dev, qcom_iommu);
@@ -555,10 +555,8 @@ static int qcom_iommu_of_xlate(struct device *dev, struct of_phandle_args *args)
* multiple different iommu devices. Multiple context
* banks are ok, but multiple devices are not:
*/
- if (WARN_ON(qcom_iommu != dev_iommu_priv_get(dev))) {
- put_device(&iommu_pdev->dev);
+ if (WARN_ON(qcom_iommu != dev_iommu_priv_get(dev)))
return -EINVAL;
- }
}
return iommu_fwspec_add_ids(dev, &asid, 1);
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
index c275fe71c4db..e01319305898 100644
--- a/drivers/iommu/exynos-iommu.c
+++ b/drivers/iommu/exynos-iommu.c
@@ -1443,17 +1443,14 @@ static int exynos_iommu_of_xlate(struct device *dev,
return -ENODEV;
data = platform_get_drvdata(sysmmu);
- if (!data) {
- put_device(&sysmmu->dev);
+ put_device(&sysmmu->dev);
+ if (!data)
return -ENODEV;
- }
if (!owner) {
owner = kzalloc(sizeof(*owner), GFP_KERNEL);
- if (!owner) {
- put_device(&sysmmu->dev);
+ if (!owner)
return -ENOMEM;
- }
INIT_LIST_HEAD(&owner->controllers);
mutex_init(&owner->rpm_lock);
diff --git a/drivers/iommu/iommu-sva.c b/drivers/iommu/iommu-sva.c
index b78671a8a914..611733c02b7c 100644
--- a/drivers/iommu/iommu-sva.c
+++ b/drivers/iommu/iommu-sva.c
@@ -71,6 +71,9 @@ struct iommu_sva *iommu_sva_bind_device(struct device *dev, struct mm_struct *mm
if (!handle)
return ERR_PTR(-ENOMEM);
+ if (IS_ENABLED(CONFIG_X86))
+ return ERR_PTR(-EOPNOTSUPP);
+
mutex_lock(&iommu_sva_lock);
/* Search for an existing domain. */
domain = iommu_get_domain_for_dev_pasid(dev, mm->pasid,
diff --git a/drivers/iommu/iommufd/selftest.c b/drivers/iommu/iommufd/selftest.c
index 00b794d74e03..8025ff65ed4d 100644
--- a/drivers/iommu/iommufd/selftest.c
+++ b/drivers/iommu/iommufd/selftest.c
@@ -512,14 +512,20 @@ static int iommufd_test_add_reserved(struct iommufd_ucmd *ucmd,
unsigned int mockpt_id,
unsigned long start, size_t length)
{
+ unsigned long last;
struct iommufd_ioas *ioas;
int rc;
+ if (!length)
+ return -EINVAL;
+ if (check_add_overflow(start, length - 1, &last))
+ return -EOVERFLOW;
+
ioas = iommufd_get_ioas(ucmd->ictx, mockpt_id);
if (IS_ERR(ioas))
return PTR_ERR(ioas);
down_write(&ioas->iopt.iova_rwsem);
- rc = iopt_reserve_iova(&ioas->iopt, start, start + length - 1, NULL);
+ rc = iopt_reserve_iova(&ioas->iopt, start, last, NULL);
up_write(&ioas->iopt.iova_rwsem);
iommufd_put_object(&ioas->obj);
return rc;
diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 65ff69477c43..ad523bea4b46 100644
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -681,6 +681,8 @@ static int ipmmu_init_platform_device(struct device *dev,
dev_iommu_priv_set(dev, platform_get_drvdata(ipmmu_pdev));
+ put_device(&ipmmu_pdev->dev);
+
return 0;
}
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 06c0770ff894..171968d05996 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -959,6 +959,8 @@ static int mtk_iommu_of_xlate(struct device *dev, struct of_phandle_args *args)
return -EINVAL;
dev_iommu_priv_set(dev, platform_get_drvdata(m4updev));
+
+ put_device(&m4updev->dev);
}
return iommu_fwspec_add_ids(dev, args->args, 1);
@@ -1196,16 +1198,19 @@ static int mtk_iommu_mm_dts_parse(struct device *dev, struct component_match **m
}
component_match_add(dev, match, component_compare_dev, &plarbdev->dev);
- platform_device_put(plarbdev);
}
- if (!frst_avail_smicomm_node)
- return -EINVAL;
+ if (!frst_avail_smicomm_node) {
+ ret = -EINVAL;
+ goto err_larbdev_put;
+ }
pcommdev = of_find_device_by_node(frst_avail_smicomm_node);
of_node_put(frst_avail_smicomm_node);
- if (!pcommdev)
- return -ENODEV;
+ if (!pcommdev) {
+ ret = -ENODEV;
+ goto err_larbdev_put;
+ }
data->smicomm_dev = &pcommdev->dev;
link = device_link_add(data->smicomm_dev, dev,
@@ -1213,7 +1218,8 @@ static int mtk_iommu_mm_dts_parse(struct device *dev, struct component_match **m
platform_device_put(pcommdev);
if (!link) {
dev_err(dev, "Unable to link %s.\n", dev_name(data->smicomm_dev));
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_larbdev_put;
}
return 0;
@@ -1385,8 +1391,12 @@ static int mtk_iommu_probe(struct platform_device *pdev)
iommu_device_sysfs_remove(&data->iommu);
out_list_del:
list_del(&data->list);
- if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM))
+ if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM)) {
device_link_remove(data->smicomm_dev, dev);
+
+ for (i = 0; i < MTK_LARB_NR_MAX; i++)
+ put_device(data->larb_imu[i].dev);
+ }
out_runtime_disable:
pm_runtime_disable(dev);
return ret;
@@ -1406,6 +1416,9 @@ static void mtk_iommu_remove(struct platform_device *pdev)
if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM)) {
device_link_remove(data->smicomm_dev, &pdev->dev);
component_master_del(&pdev->dev, &mtk_iommu_com_ops);
+
+ for (i = 0; i < MTK_LARB_NR_MAX; i++)
+ put_device(data->larb_imu[i].dev);
}
pm_runtime_disable(&pdev->dev);
for (i = 0; i < data->plat_data->banks_num; i++) {
diff --git a/drivers/iommu/mtk_iommu_v1.c b/drivers/iommu/mtk_iommu_v1.c
index f1754efcfe74..5cd32a7c9d36 100644
--- a/drivers/iommu/mtk_iommu_v1.c
+++ b/drivers/iommu/mtk_iommu_v1.c
@@ -420,6 +420,8 @@ static int mtk_iommu_v1_create_mapping(struct device *dev, struct of_phandle_arg
return -EINVAL;
dev_iommu_priv_set(dev, platform_get_drvdata(m4updev));
+
+ put_device(&m4updev->dev);
}
ret = iommu_fwspec_add_ids(dev, args->args, 1);
@@ -652,8 +654,10 @@ static int mtk_iommu_v1_probe(struct platform_device *pdev)
struct platform_device *plarbdev;
larbnode = of_parse_phandle(dev->of_node, "mediatek,larbs", i);
- if (!larbnode)
- return -EINVAL;
+ if (!larbnode) {
+ ret = -EINVAL;
+ goto out_put_larbs;
+ }
if (!of_device_is_available(larbnode)) {
of_node_put(larbnode);
@@ -663,11 +667,14 @@ static int mtk_iommu_v1_probe(struct platform_device *pdev)
plarbdev = of_find_device_by_node(larbnode);
if (!plarbdev) {
of_node_put(larbnode);
- return -ENODEV;
+ ret = -ENODEV;
+ goto out_put_larbs;
}
if (!plarbdev->dev.driver) {
of_node_put(larbnode);
- return -EPROBE_DEFER;
+ put_device(&plarbdev->dev);
+ ret = -EPROBE_DEFER;
+ goto out_put_larbs;
}
data->larb_imu[i].dev = &plarbdev->dev;
@@ -679,7 +686,7 @@ static int mtk_iommu_v1_probe(struct platform_device *pdev)
ret = mtk_iommu_v1_hw_init(data);
if (ret)
- return ret;
+ goto out_put_larbs;
ret = iommu_device_sysfs_add(&data->iommu, &pdev->dev, NULL,
dev_name(&pdev->dev));
@@ -701,12 +708,17 @@ static int mtk_iommu_v1_probe(struct platform_device *pdev)
iommu_device_sysfs_remove(&data->iommu);
out_clk_unprepare:
clk_disable_unprepare(data->bclk);
+out_put_larbs:
+ for (i = 0; i < MTK_LARB_NR_MAX; i++)
+ put_device(data->larb_imu[i].dev);
+
return ret;
}
static void mtk_iommu_v1_remove(struct platform_device *pdev)
{
struct mtk_iommu_v1_data *data = platform_get_drvdata(pdev);
+ int i;
iommu_device_sysfs_remove(&data->iommu);
iommu_device_unregister(&data->iommu);
@@ -714,6 +726,9 @@ static void mtk_iommu_v1_remove(struct platform_device *pdev)
clk_disable_unprepare(data->bclk);
devm_free_irq(&pdev->dev, data->irq, data);
component_master_del(&pdev->dev, &mtk_iommu_v1_com_ops);
+
+ for (i = 0; i < MTK_LARB_NR_MAX; i++)
+ put_device(data->larb_imu[i].dev);
}
static int __maybe_unused mtk_iommu_v1_suspend(struct device *dev)
diff --git a/drivers/iommu/omap-iommu.c b/drivers/iommu/omap-iommu.c
index 537e402f9bba..8ac4533525e3 100644
--- a/drivers/iommu/omap-iommu.c
+++ b/drivers/iommu/omap-iommu.c
@@ -1681,6 +1681,7 @@ static struct iommu_device *omap_iommu_probe_device(struct device *dev)
}
oiommu = platform_get_drvdata(pdev);
+ put_device(&pdev->dev);
if (!oiommu) {
of_node_put(np);
kfree(arch_data);
@@ -1688,7 +1689,6 @@ static struct iommu_device *omap_iommu_probe_device(struct device *dev)
}
tmp->iommu_dev = oiommu;
- tmp->dev = &pdev->dev;
of_node_put(np);
}
diff --git a/drivers/iommu/omap-iommu.h b/drivers/iommu/omap-iommu.h
index 18ee713ede78..0411db302e79 100644
--- a/drivers/iommu/omap-iommu.h
+++ b/drivers/iommu/omap-iommu.h
@@ -88,7 +88,6 @@ struct omap_iommu {
/**
* struct omap_iommu_arch_data - omap iommu private data
* @iommu_dev: handle of the OMAP iommu device
- * @dev: handle of the iommu device
*
* This is an omap iommu private data object, which binds an iommu user
* to its iommu device. This object should be placed at the iommu user's
@@ -97,7 +96,6 @@ struct omap_iommu {
*/
struct omap_iommu_arch_data {
struct omap_iommu *iommu_dev;
- struct device *dev;
};
struct cr_regs {
diff --git a/drivers/iommu/sun50i-iommu.c b/drivers/iommu/sun50i-iommu.c
index 94bd7f25f6f2..08b191caf227 100644
--- a/drivers/iommu/sun50i-iommu.c
+++ b/drivers/iommu/sun50i-iommu.c
@@ -824,6 +824,8 @@ static int sun50i_iommu_of_xlate(struct device *dev,
dev_iommu_priv_set(dev, platform_get_drvdata(iommu_pdev));
+ put_device(&iommu_pdev->dev);
+
return iommu_fwspec_add_ids(dev, &id, 1);
}
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index e445f80d0226..6591848b5e98 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -804,10 +804,9 @@ static struct tegra_smmu *tegra_smmu_find(struct device_node *np)
return NULL;
mc = platform_get_drvdata(pdev);
- if (!mc) {
- put_device(&pdev->dev);
+ put_device(&pdev->dev);
+ if (!mc)
return NULL;
- }
return mc->smmu;
}
diff --git a/drivers/irqchip/irq-bcm7038-l1.c b/drivers/irqchip/irq-bcm7038-l1.c
index 24ca1d656adc..51d38a92ec20 100644
--- a/drivers/irqchip/irq-bcm7038-l1.c
+++ b/drivers/irqchip/irq-bcm7038-l1.c
@@ -219,9 +219,8 @@ static int bcm7038_l1_set_affinity(struct irq_data *d,
}
#endif
-static int __init bcm7038_l1_init_one(struct device_node *dn,
- unsigned int idx,
- struct bcm7038_l1_chip *intc)
+static int bcm7038_l1_init_one(struct device_node *dn, unsigned int idx,
+ struct bcm7038_l1_chip *intc)
{
struct resource res;
resource_size_t sz;
@@ -395,8 +394,7 @@ static const struct irq_domain_ops bcm7038_l1_domain_ops = {
.map = bcm7038_l1_map,
};
-static int __init bcm7038_l1_of_init(struct device_node *dn,
- struct device_node *parent)
+static int bcm7038_l1_of_init(struct device_node *dn, struct device_node *parent)
{
struct bcm7038_l1_chip *intc;
int idx, ret;
diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c
index 1e9dab6e0d86..bb6e56629e53 100644
--- a/drivers/irqchip/irq-bcm7120-l2.c
+++ b/drivers/irqchip/irq-bcm7120-l2.c
@@ -147,8 +147,7 @@ static int bcm7120_l2_intc_init_one(struct device_node *dn,
return 0;
}
-static int __init bcm7120_l2_intc_iomap_7120(struct device_node *dn,
- struct bcm7120_l2_intc_data *data)
+static int bcm7120_l2_intc_iomap_7120(struct device_node *dn, struct bcm7120_l2_intc_data *data)
{
int ret;
@@ -181,8 +180,7 @@ static int __init bcm7120_l2_intc_iomap_7120(struct device_node *dn,
return 0;
}
-static int __init bcm7120_l2_intc_iomap_3380(struct device_node *dn,
- struct bcm7120_l2_intc_data *data)
+static int bcm7120_l2_intc_iomap_3380(struct device_node *dn, struct bcm7120_l2_intc_data *data)
{
unsigned int gc_idx;
@@ -212,10 +210,9 @@ static int __init bcm7120_l2_intc_iomap_3380(struct device_node *dn,
return 0;
}
-static int __init bcm7120_l2_intc_probe(struct device_node *dn,
- struct device_node *parent,
+static int bcm7120_l2_intc_probe(struct device_node *dn, struct device_node *parent,
int (*iomap_regs_fn)(struct device_node *,
- struct bcm7120_l2_intc_data *),
+ struct bcm7120_l2_intc_data *),
const char *intc_name)
{
unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN;
@@ -343,15 +340,13 @@ static int __init bcm7120_l2_intc_probe(struct device_node *dn,
return ret;
}
-static int __init bcm7120_l2_intc_probe_7120(struct device_node *dn,
- struct device_node *parent)
+static int bcm7120_l2_intc_probe_7120(struct device_node *dn, struct device_node *parent)
{
return bcm7120_l2_intc_probe(dn, parent, bcm7120_l2_intc_iomap_7120,
"BCM7120 L2");
}
-static int __init bcm7120_l2_intc_probe_3380(struct device_node *dn,
- struct device_node *parent)
+static int bcm7120_l2_intc_probe_3380(struct device_node *dn, struct device_node *parent)
{
return bcm7120_l2_intc_probe(dn, parent, bcm7120_l2_intc_iomap_3380,
"BCM3380 L2");
diff --git a/drivers/irqchip/irq-brcmstb-l2.c b/drivers/irqchip/irq-brcmstb-l2.c
index 2b0b3175cea0..23a470868459 100644
--- a/drivers/irqchip/irq-brcmstb-l2.c
+++ b/drivers/irqchip/irq-brcmstb-l2.c
@@ -157,10 +157,8 @@ static void brcmstb_l2_intc_resume(struct irq_data *d)
irq_gc_unlock_irqrestore(gc, flags);
}
-static int __init brcmstb_l2_intc_of_init(struct device_node *np,
- struct device_node *parent,
- const struct brcmstb_intc_init_params
- *init_params)
+static int brcmstb_l2_intc_of_init(struct device_node *np, struct device_node *parent,
+ const struct brcmstb_intc_init_params *init_params)
{
unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN;
unsigned int set = 0;
@@ -276,14 +274,12 @@ static int __init brcmstb_l2_intc_of_init(struct device_node *np,
return ret;
}
-static int __init brcmstb_l2_edge_intc_of_init(struct device_node *np,
- struct device_node *parent)
+static int brcmstb_l2_edge_intc_of_init(struct device_node *np, struct device_node *parent)
{
return brcmstb_l2_intc_of_init(np, parent, &l2_edge_intc_init);
}
-static int __init brcmstb_l2_lvl_intc_of_init(struct device_node *np,
- struct device_node *parent)
+static int brcmstb_l2_lvl_intc_of_init(struct device_node *np, struct device_node *parent)
{
return brcmstb_l2_intc_of_init(np, parent, &l2_lvl_intc_init);
}
diff --git a/drivers/irqchip/irq-imx-mu-msi.c b/drivers/irqchip/irq-imx-mu-msi.c
index 90d41c1407ac..49e9742b1c55 100644
--- a/drivers/irqchip/irq-imx-mu-msi.c
+++ b/drivers/irqchip/irq-imx-mu-msi.c
@@ -303,9 +303,8 @@ static const struct imx_mu_dcfg imx_mu_cfg_imx8ulp = {
},
};
-static int __init imx_mu_of_init(struct device_node *dn,
- struct device_node *parent,
- const struct imx_mu_dcfg *cfg)
+static int imx_mu_of_init(struct device_node *dn, struct device_node *parent,
+ const struct imx_mu_dcfg *cfg)
{
struct platform_device *pdev = of_find_device_by_node(dn);
struct device_link *pd_link_a;
@@ -423,20 +422,17 @@ static const struct dev_pm_ops imx_mu_pm_ops = {
imx_mu_runtime_resume, NULL)
};
-static int __init imx_mu_imx7ulp_of_init(struct device_node *dn,
- struct device_node *parent)
+static int imx_mu_imx7ulp_of_init(struct device_node *dn, struct device_node *parent)
{
return imx_mu_of_init(dn, parent, &imx_mu_cfg_imx7ulp);
}
-static int __init imx_mu_imx6sx_of_init(struct device_node *dn,
- struct device_node *parent)
+static int imx_mu_imx6sx_of_init(struct device_node *dn, struct device_node *parent)
{
return imx_mu_of_init(dn, parent, &imx_mu_cfg_imx6sx);
}
-static int __init imx_mu_imx8ulp_of_init(struct device_node *dn,
- struct device_node *parent)
+static int imx_mu_imx8ulp_of_init(struct device_node *dn, struct device_node *parent)
{
return imx_mu_of_init(dn, parent, &imx_mu_cfg_imx8ulp);
}
diff --git a/drivers/irqchip/irq-mchp-eic.c b/drivers/irqchip/irq-mchp-eic.c
index 5dcd94c000a2..8a5baa0987a4 100644
--- a/drivers/irqchip/irq-mchp-eic.c
+++ b/drivers/irqchip/irq-mchp-eic.c
@@ -166,7 +166,7 @@ static int mchp_eic_domain_alloc(struct irq_domain *domain, unsigned int virq,
ret = irq_domain_translate_twocell(domain, fwspec, &hwirq, &type);
if (ret || hwirq >= MCHP_EIC_NIRQ)
- return ret;
+ return ret ?: -EINVAL;
switch (type) {
case IRQ_TYPE_EDGE_RISING:
diff --git a/drivers/irqchip/qcom-irq-combiner.c b/drivers/irqchip/qcom-irq-combiner.c
index 18e696dc7f4d..9308088773be 100644
--- a/drivers/irqchip/qcom-irq-combiner.c
+++ b/drivers/irqchip/qcom-irq-combiner.c
@@ -222,7 +222,7 @@ static int get_registers(struct platform_device *pdev, struct combiner *comb)
return 0;
}
-static int __init combiner_probe(struct platform_device *pdev)
+static int combiner_probe(struct platform_device *pdev)
{
struct combiner *combiner;
int nregs;
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 2f3789515445..11a1a26f7510 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -304,15 +304,9 @@ static void capincci_alloc_minor(struct capidev *cdev, struct capincci *np)
static void capincci_free_minor(struct capincci *np)
{
struct capiminor *mp = np->minorp;
- struct tty_struct *tty;
if (mp) {
- tty = tty_port_tty_get(&mp->port);
- if (tty) {
- tty_vhangup(tty);
- tty_kref_put(tty);
- }
-
+ tty_port_tty_vhangup(&mp->port);
capiminor_free(mp);
}
}
diff --git a/drivers/leds/leds-lp50xx.c b/drivers/leds/leds-lp50xx.c
index 182a590b0267..ba2978b5814b 100644
--- a/drivers/leds/leds-lp50xx.c
+++ b/drivers/leds/leds-lp50xx.c
@@ -52,11 +52,17 @@
#define LP50XX_SW_RESET 0xff
#define LP50XX_CHIP_EN BIT(6)
+#define LP50XX_CHIP_DISABLE 0x00
+#define LP50XX_START_TIME_US 500
+#define LP50XX_RESET_TIME_US 3
+
+#define LP50XX_EN_GPIO_LOW 0
+#define LP50XX_EN_GPIO_HIGH 1
/* There are 3 LED outputs per bank */
#define LP50XX_LEDS_PER_MODULE 3
-#define LP5009_MAX_LED_MODULES 2
+#define LP5009_MAX_LED_MODULES 3
#define LP5012_MAX_LED_MODULES 4
#define LP5018_MAX_LED_MODULES 6
#define LP5024_MAX_LED_MODULES 8
@@ -346,17 +352,15 @@ static int lp50xx_brightness_set(struct led_classdev *cdev,
return ret;
}
-static int lp50xx_set_banks(struct lp50xx *priv, u32 led_banks[])
+static int lp50xx_set_banks(struct lp50xx *priv, u32 led_banks[], int num_leds)
{
u8 led_config_lo, led_config_hi;
u32 bank_enable_mask = 0;
int ret;
int i;
- for (i = 0; i < priv->chip_info->max_modules; i++) {
- if (led_banks[i])
- bank_enable_mask |= (1 << led_banks[i]);
- }
+ for (i = 0; i < num_leds; i++)
+ bank_enable_mask |= (1 << led_banks[i]);
led_config_lo = bank_enable_mask;
led_config_hi = bank_enable_mask >> 8;
@@ -376,19 +380,42 @@ static int lp50xx_reset(struct lp50xx *priv)
return regmap_write(priv->regmap, priv->chip_info->reset_reg, LP50XX_SW_RESET);
}
-static int lp50xx_enable_disable(struct lp50xx *priv, int enable_disable)
+static int lp50xx_enable(struct lp50xx *priv)
{
int ret;
- ret = gpiod_direction_output(priv->enable_gpio, enable_disable);
+ if (priv->enable_gpio) {
+ ret = gpiod_direction_output(priv->enable_gpio, LP50XX_EN_GPIO_HIGH);
+ if (ret)
+ return ret;
+
+ udelay(LP50XX_START_TIME_US);
+ }
+
+ ret = lp50xx_reset(priv);
if (ret)
return ret;
- if (enable_disable)
- return regmap_write(priv->regmap, LP50XX_DEV_CFG0, LP50XX_CHIP_EN);
- else
- return regmap_write(priv->regmap, LP50XX_DEV_CFG0, 0);
+ return regmap_write(priv->regmap, LP50XX_DEV_CFG0, LP50XX_CHIP_EN);
+}
+
+static int lp50xx_disable(struct lp50xx *priv)
+{
+ int ret;
+
+ ret = regmap_write(priv->regmap, LP50XX_DEV_CFG0, LP50XX_CHIP_DISABLE);
+ if (ret)
+ return ret;
+ if (priv->enable_gpio) {
+ ret = gpiod_direction_output(priv->enable_gpio, LP50XX_EN_GPIO_LOW);
+ if (ret)
+ return ret;
+
+ udelay(LP50XX_RESET_TIME_US);
+ }
+
+ return 0;
}
static int lp50xx_probe_leds(struct fwnode_handle *child, struct lp50xx *priv,
@@ -412,7 +439,7 @@ static int lp50xx_probe_leds(struct fwnode_handle *child, struct lp50xx *priv,
return ret;
}
- ret = lp50xx_set_banks(priv, led_banks);
+ ret = lp50xx_set_banks(priv, led_banks, num_leds);
if (ret) {
dev_err(priv->dev, "Cannot setup banked LEDs\n");
return ret;
@@ -455,6 +482,10 @@ static int lp50xx_probe_dt(struct lp50xx *priv)
return dev_err_probe(priv->dev, PTR_ERR(priv->enable_gpio),
"Failed to get enable GPIO\n");
+ ret = lp50xx_enable(priv);
+ if (ret)
+ return ret;
+
priv->regulator = devm_regulator_get(priv->dev, "vled");
if (IS_ERR(priv->regulator))
priv->regulator = NULL;
@@ -561,14 +592,6 @@ static int lp50xx_probe(struct i2c_client *client)
return ret;
}
- ret = lp50xx_reset(led);
- if (ret)
- return ret;
-
- ret = lp50xx_enable_disable(led, 1);
- if (ret)
- return ret;
-
return lp50xx_probe_dt(led);
}
@@ -577,7 +600,7 @@ static void lp50xx_remove(struct i2c_client *client)
struct lp50xx *led = i2c_get_clientdata(client);
int ret;
- ret = lp50xx_enable_disable(led, 0);
+ ret = lp50xx_disable(led);
if (ret)
dev_err(led->dev, "Failed to disable chip\n");
diff --git a/drivers/leds/leds-netxbig.c b/drivers/leds/leds-netxbig.c
index 6692de0af68f..ea0801b9cb01 100644
--- a/drivers/leds/leds-netxbig.c
+++ b/drivers/leds/leds-netxbig.c
@@ -364,6 +364,9 @@ static int netxbig_gpio_ext_get(struct device *dev,
if (!addr)
return -ENOMEM;
+ gpio_ext->addr = addr;
+ gpio_ext->num_addr = 0;
+
/*
* We cannot use devm_ managed resources with these GPIO descriptors
* since they are associated with the "GPIO extension device" which
@@ -375,45 +378,58 @@ static int netxbig_gpio_ext_get(struct device *dev,
gpiod = gpiod_get_index(gpio_ext_dev, "addr", i,
GPIOD_OUT_LOW);
if (IS_ERR(gpiod))
- return PTR_ERR(gpiod);
+ goto err_set_code;
gpiod_set_consumer_name(gpiod, "GPIO extension addr");
addr[i] = gpiod;
+ gpio_ext->num_addr++;
}
- gpio_ext->addr = addr;
- gpio_ext->num_addr = num_addr;
ret = gpiod_count(gpio_ext_dev, "data");
if (ret < 0) {
dev_err(dev,
"Failed to count GPIOs in DT property data-gpios\n");
- return ret;
+ goto err_free_addr;
}
num_data = ret;
data = devm_kcalloc(dev, num_data, sizeof(*data), GFP_KERNEL);
- if (!data)
- return -ENOMEM;
+ if (!data) {
+ ret = -ENOMEM;
+ goto err_free_addr;
+ }
+
+ gpio_ext->data = data;
+ gpio_ext->num_data = 0;
for (i = 0; i < num_data; i++) {
gpiod = gpiod_get_index(gpio_ext_dev, "data", i,
GPIOD_OUT_LOW);
if (IS_ERR(gpiod))
- return PTR_ERR(gpiod);
+ goto err_free_data;
gpiod_set_consumer_name(gpiod, "GPIO extension data");
data[i] = gpiod;
+ gpio_ext->num_data++;
}
- gpio_ext->data = data;
- gpio_ext->num_data = num_data;
gpiod = gpiod_get(gpio_ext_dev, "enable", GPIOD_OUT_LOW);
if (IS_ERR(gpiod)) {
dev_err(dev,
"Failed to get GPIO from DT property enable-gpio\n");
- return PTR_ERR(gpiod);
+ goto err_free_data;
}
gpiod_set_consumer_name(gpiod, "GPIO extension enable");
gpio_ext->enable = gpiod;
return devm_add_action_or_reset(dev, netxbig_gpio_ext_remove, gpio_ext);
+
+err_free_data:
+ for (i = 0; i < gpio_ext->num_data; i++)
+ gpiod_put(gpio_ext->data[i]);
+err_set_code:
+ ret = PTR_ERR(gpiod);
+err_free_addr:
+ for (i = 0; i < gpio_ext->num_addr; i++)
+ gpiod_put(gpio_ext->addr[i]);
+ return ret;
}
static int netxbig_leds_get_of_pdata(struct device *dev,
diff --git a/drivers/leds/leds-spi-byte.c b/drivers/leds/leds-spi-byte.c
index afe9bff7c7c1..b04cf502e603 100644
--- a/drivers/leds/leds-spi-byte.c
+++ b/drivers/leds/leds-spi-byte.c
@@ -83,7 +83,7 @@ static int spi_byte_probe(struct spi_device *spi)
struct device_node *child;
struct device *dev = &spi->dev;
struct spi_byte_led *led;
- const char *name = "leds-spi-byte::";
+ struct led_init_data init_data = {};
const char *state;
int ret;
@@ -96,12 +96,9 @@ static int spi_byte_probe(struct spi_device *spi)
if (!led)
return -ENOMEM;
- of_property_read_string(child, "label", &name);
- strscpy(led->name, name, sizeof(led->name));
led->spi = spi;
mutex_init(&led->mutex);
led->cdef = device_get_match_data(dev);
- led->ldev.name = led->name;
led->ldev.brightness = LED_OFF;
led->ldev.max_brightness = led->cdef->max_value - led->cdef->off_value;
led->ldev.brightness_set_blocking = spi_byte_brightness_set_blocking;
@@ -121,7 +118,11 @@ static int spi_byte_probe(struct spi_device *spi)
spi_byte_brightness_set_blocking(&led->ldev,
led->ldev.brightness);
- ret = devm_led_classdev_register(&spi->dev, &led->ldev);
+ init_data.fwnode = of_fwnode_handle(child);
+ init_data.devicename = "leds-spi-byte";
+ init_data.default_label = ":";
+
+ ret = devm_led_classdev_register_ext(&spi->dev, &led->ldev, &init_data);
if (ret) {
of_node_put(child);
mutex_destroy(&led->mutex);
diff --git a/drivers/macintosh/mac_hid.c b/drivers/macintosh/mac_hid.c
index d8c4d5664145..44e332ee99d3 100644
--- a/drivers/macintosh/mac_hid.c
+++ b/drivers/macintosh/mac_hid.c
@@ -186,13 +186,14 @@ static int mac_hid_toggle_emumouse(struct ctl_table *table, int write,
void *buffer, size_t *lenp, loff_t *ppos)
{
int *valp = table->data;
- int old_val = *valp;
+ int old_val;
int rc;
rc = mutex_lock_killable(&mac_hid_emumouse_mutex);
if (rc)
return rc;
+ old_val = *valp;
rc = proc_dointvec(table, write, buffer, lenp, ppos);
if (rc == 0 && write && *valp != old_val) {
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 02838beee9d1..24d5ade3462d 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1375,7 +1375,7 @@ static void submit_io(struct dm_buffer *b, enum req_op op,
{
unsigned int n_sectors;
sector_t sector;
- unsigned int offset, end;
+ unsigned int offset, end, align;
b->end_io = end_io;
@@ -1389,9 +1389,11 @@ static void submit_io(struct dm_buffer *b, enum req_op op,
b->c->write_callback(b);
offset = b->write_start;
end = b->write_end;
- offset &= -DM_BUFIO_WRITE_ALIGN;
- end += DM_BUFIO_WRITE_ALIGN - 1;
- end &= -DM_BUFIO_WRITE_ALIGN;
+ align = max(DM_BUFIO_WRITE_ALIGN,
+ bdev_physical_block_size(b->c->bdev));
+ offset &= -align;
+ end += align - 1;
+ end &= -align;
if (unlikely(end > b->c->block_size))
end = b->c->block_size;
diff --git a/drivers/md/dm-ebs-target.c b/drivers/md/dm-ebs-target.c
index aead2215d780..45b8d314ef0d 100644
--- a/drivers/md/dm-ebs-target.c
+++ b/drivers/md/dm-ebs-target.c
@@ -103,7 +103,7 @@ static int __ebs_rw_bvec(struct ebs_c *ec, enum req_op op, struct bio_vec *bv,
} else {
flush_dcache_page(bv->bv_page);
memcpy(ba, pa, cur_len);
- dm_bufio_mark_partial_buffer_dirty(b, buf_off, buf_off + cur_len);
+ dm_bufio_mark_buffer_dirty(b);
}
dm_bufio_release(b);
diff --git a/drivers/md/dm-log-writes.c b/drivers/md/dm-log-writes.c
index f17a6cf2284e..dabfc856443a 100644
--- a/drivers/md/dm-log-writes.c
+++ b/drivers/md/dm-log-writes.c
@@ -432,6 +432,7 @@ static int log_writes_kthread(void *arg)
struct log_writes_c *lc = arg;
sector_t sector = 0;
+ set_freezable();
while (!kthread_should_stop()) {
bool super = false;
bool logging_enabled;
diff --git a/drivers/md/dm-raid.c b/drivers/md/dm-raid.c
index f23edd79df45..0c4ab6865182 100644
--- a/drivers/md/dm-raid.c
+++ b/drivers/md/dm-raid.c
@@ -2259,6 +2259,8 @@ static int super_init_validation(struct raid_set *rs, struct md_rdev *rdev)
mddev->reshape_position = le64_to_cpu(sb->reshape_position);
rs->raid_type = get_raid_type_by_ll(mddev->level, mddev->layout);
+ if (!rs->raid_type)
+ return -EINVAL;
}
} else {
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index f69e4a6a8a59..aad2b8c0c541 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5002,7 +5002,8 @@ static void handle_stripe(struct stripe_head *sh)
goto finish;
if (s.handle_bad_blocks ||
- test_bit(MD_SB_CHANGE_PENDING, &conf->mddev->sb_flags)) {
+ (md_is_rdwr(conf->mddev) &&
+ test_bit(MD_SB_CHANGE_PENDING, &conf->mddev->sb_flags))) {
set_bit(STRIPE_HANDLE, &sh->state);
goto finish;
}
@@ -6829,7 +6830,8 @@ static void raid5d(struct md_thread *thread)
int batch_size, released;
unsigned int offset;
- if (test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags))
+ if (md_is_rdwr(mddev) &&
+ test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags))
break;
released = release_stripe_list(conf, conf->temp_inactive_list);
diff --git a/drivers/media/cec/core/cec-core.c b/drivers/media/cec/core/cec-core.c
index 7e153c5cad04..b4dcc352a3c6 100644
--- a/drivers/media/cec/core/cec-core.c
+++ b/drivers/media/cec/core/cec-core.c
@@ -449,6 +449,7 @@ static int __init cec_devnode_init(void)
ret = bus_register(&cec_bus_type);
if (ret < 0) {
+ debugfs_remove_recursive(top_cec_dir);
unregister_chrdev_region(cec_dev_t, CEC_NUM_DEVICES);
pr_warn("cec: bus_register failed\n");
return -EIO;
diff --git a/drivers/media/common/videobuf2/videobuf2-dma-contig.c b/drivers/media/common/videobuf2/videobuf2-dma-contig.c
index 2fa455d4a048..5b6b4fe08408 100644
--- a/drivers/media/common/videobuf2/videobuf2-dma-contig.c
+++ b/drivers/media/common/videobuf2/videobuf2-dma-contig.c
@@ -258,6 +258,7 @@ static void *vb2_dc_alloc(struct vb2_buffer *vb,
if (ret) {
dev_err(dev, "dma alloc of size %lu failed\n", size);
+ put_device(buf->dev);
kfree(buf);
return ERR_PTR(-ENOMEM);
}
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 3bd31b587023..7baeffaffa20 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -3620,7 +3620,7 @@ static int adv76xx_probe(struct i2c_client *client)
err = media_entity_pads_init(&sd->entity, state->source_pad + 1,
state->pads);
if (err)
- goto err_work_queues;
+ goto err_i2c;
/* Configure regmaps */
err = configure_regmaps(state);
@@ -3661,8 +3661,6 @@ static int adv76xx_probe(struct i2c_client *client)
err_entity:
media_entity_cleanup(&sd->entity);
-err_work_queues:
- cancel_delayed_work(&state->delayed_work_enable_hotplug);
err_i2c:
adv76xx_unregister_clients(state);
err_hdl:
diff --git a/drivers/media/i2c/adv7842.c b/drivers/media/i2c/adv7842.c
index cb90178ce4b1..06b19ef181cd 100644
--- a/drivers/media/i2c/adv7842.c
+++ b/drivers/media/i2c/adv7842.c
@@ -2680,6 +2680,7 @@ static int adv7842_cp_log_status(struct v4l2_subdev *sd)
/* CP block */
struct adv7842_state *state = to_state(sd);
struct v4l2_dv_timings timings;
+ int temp;
u8 reg_io_0x02 = io_read(sd, 0x02);
u8 reg_io_0x21 = io_read(sd, 0x21);
u8 reg_rep_0x77 = rep_read(sd, 0x77);
@@ -2802,8 +2803,9 @@ static int adv7842_cp_log_status(struct v4l2_subdev *sd)
(((reg_io_0x02 >> 2) & 0x01) ^ (reg_io_0x02 & 0x01)) ?
"(16-235)" : "(0-255)",
(reg_io_0x02 & 0x08) ? "enabled" : "disabled");
+ temp = cp_read(sd, 0xf4) >> 4;
v4l2_info(sd, "Color space conversion: %s\n",
- csc_coeff_sel_rb[cp_read(sd, 0xf4) >> 4]);
+ temp < 0 ? "" : csc_coeff_sel_rb[temp]);
if (!is_digital_input(sd))
return 0;
@@ -2833,8 +2835,9 @@ static int adv7842_cp_log_status(struct v4l2_subdev *sd)
hdmi_read(sd, 0x5f));
v4l2_info(sd, "AV Mute: %s\n",
(hdmi_read(sd, 0x04) & 0x40) ? "on" : "off");
+ temp = hdmi_read(sd, 0x0b) >> 6;
v4l2_info(sd, "Deep color mode: %s\n",
- deep_color_mode_txt[hdmi_read(sd, 0x0b) >> 6]);
+ temp < 0 ? "" : deep_color_mode_txt[temp]);
adv7842_log_infoframes(sd);
@@ -3561,7 +3564,7 @@ static int adv7842_probe(struct i2c_client *client)
err = media_entity_pads_init(&sd->entity, ADV7842_PAD_SOURCE + 1,
state->pads);
if (err)
- goto err_work_queues;
+ goto err_i2c;
err = adv7842_core_init(sd);
if (err)
@@ -3582,8 +3585,6 @@ static int adv7842_probe(struct i2c_client *client)
err_entity:
media_entity_cleanup(&sd->entity);
-err_work_queues:
- cancel_delayed_work(&state->delayed_work_enable_hotplug);
err_i2c:
adv7842_unregister_clients(sd);
err_hdl:
diff --git a/drivers/media/i2c/msp3400-kthreads.c b/drivers/media/i2c/msp3400-kthreads.c
index ecabc0e1d32e..1d9f41dd7c21 100644
--- a/drivers/media/i2c/msp3400-kthreads.c
+++ b/drivers/media/i2c/msp3400-kthreads.c
@@ -596,6 +596,8 @@ int msp3400c_thread(void *data)
"carrier2 val: %5d / %s\n", val, cd[i].name);
}
+ if (max1 < 0 || max1 > 3)
+ goto restart;
/* program the msp3400 according to the results */
state->main = msp3400c_carrier_detect_main[max1].cdo;
switch (max1) {
diff --git a/drivers/media/i2c/tda1997x.c b/drivers/media/i2c/tda1997x.c
index 325e99125941..a6c8b52c3baf 100644
--- a/drivers/media/i2c/tda1997x.c
+++ b/drivers/media/i2c/tda1997x.c
@@ -2794,7 +2794,6 @@ static int tda1997x_probe(struct i2c_client *client)
err_free_handler:
v4l2_ctrl_handler_free(&state->hdl);
err_free_mutex:
- cancel_delayed_work(&state->delayed_work_enable_hpd);
mutex_destroy(&state->page_lock);
mutex_destroy(&state->lock);
tda1997x_set_power(state, 0);
diff --git a/drivers/media/platform/amphion/vpu_malone.c b/drivers/media/platform/amphion/vpu_malone.c
index d3425de7bccd..8418dd5ea253 100644
--- a/drivers/media/platform/amphion/vpu_malone.c
+++ b/drivers/media/platform/amphion/vpu_malone.c
@@ -25,6 +25,10 @@
#include "vpu_imx8q.h"
#include "vpu_malone.h"
+static bool low_latency;
+module_param(low_latency, bool, 0644);
+MODULE_PARM_DESC(low_latency, "Set low latency frame flush mode: 0 (disable) or 1 (enable)");
+
#define CMD_SIZE 25600
#define MSG_SIZE 25600
#define CODEC_SIZE 0x1000
@@ -1316,22 +1320,18 @@ static int vpu_malone_insert_scode_vc1_g_seq(struct malone_scode_t *scode)
{
if (!scode->inst->total_input_count)
return 0;
- if (vpu_vb_is_codecconfig(to_vb2_v4l2_buffer(scode->vb)))
- scode->need_data = 0;
return 0;
}
static int vpu_malone_insert_scode_vc1_g_pic(struct malone_scode_t *scode)
{
- struct vb2_v4l2_buffer *vbuf;
u8 nal_hdr[MALONE_VC1_NAL_HEADER_LEN];
u32 *data = NULL;
int ret;
- vbuf = to_vb2_v4l2_buffer(scode->vb);
data = vb2_plane_vaddr(scode->vb, 0);
- if (scode->inst->total_input_count == 0 || vpu_vb_is_codecconfig(vbuf))
+ if (scode->inst->total_input_count == 0)
return 0;
if (MALONE_VC1_CONTAIN_NAL(*data))
return 0;
@@ -1352,8 +1352,6 @@ static int vpu_malone_insert_scode_vc1_l_seq(struct malone_scode_t *scode)
int size = 0;
u8 rcv_seqhdr[MALONE_VC1_RCV_SEQ_HEADER_LEN];
- if (vpu_vb_is_codecconfig(to_vb2_v4l2_buffer(scode->vb)))
- scode->need_data = 0;
if (scode->inst->total_input_count)
return 0;
scode->need_data = 0;
@@ -1539,7 +1537,7 @@ static int vpu_malone_input_frame_data(struct vpu_malone_str_buffer __iomem *str
scode.vb = vb;
scode.wptr = wptr;
scode.need_data = 1;
- if (vbuf->sequence == 0 || vpu_vb_is_codecconfig(vbuf))
+ if (vbuf->sequence == 0)
ret = vpu_malone_insert_scode(&scode, SCODE_SEQUENCE);
if (ret < 0)
@@ -1567,7 +1565,15 @@ static int vpu_malone_input_frame_data(struct vpu_malone_str_buffer __iomem *str
vpu_malone_update_wptr(str_buf, wptr);
- if (disp_imm && !vpu_vb_is_codecconfig(vbuf)) {
+ /*
+ * Enable the low latency flush mode if display delay is set to 0
+ * or the low latency frame flush mode if it is set to 1.
+ * The low latency flush mode requires some padding data to be appended to each frame,
+ * but there must not be any padding data between the sequence header and the frame.
+ * This module is currently only supported for the H264 and HEVC formats,
+ * for other formats, vpu_malone_add_scode() will return 0.
+ */
+ if (disp_imm || low_latency) {
ret = vpu_malone_add_scode(inst->core->iface,
inst->id,
&inst->stream_buffer,
@@ -1614,7 +1620,6 @@ int vpu_malone_input_frame(struct vpu_shared_addr *shared,
struct vpu_inst *inst, struct vb2_buffer *vb)
{
struct vpu_dec_ctrl *hc = shared->priv;
- struct vb2_v4l2_buffer *vbuf;
struct vpu_malone_str_buffer __iomem *str_buf = hc->str_buf[inst->id];
u32 disp_imm = hc->codec_param[inst->id].disp_imm;
u32 size;
@@ -1628,16 +1633,6 @@ int vpu_malone_input_frame(struct vpu_shared_addr *shared,
return ret;
size = ret;
- /*
- * if buffer only contain codec data, and the timestamp is invalid,
- * don't put the invalid timestamp to resync
- * merge the data to next frame
- */
- vbuf = to_vb2_v4l2_buffer(vb);
- if (vpu_vb_is_codecconfig(vbuf)) {
- inst->extra_size += size;
- return 0;
- }
if (inst->extra_size) {
size += inst->extra_size;
inst->extra_size = 0;
diff --git a/drivers/media/platform/amphion/vpu_v4l2.c b/drivers/media/platform/amphion/vpu_v4l2.c
index 75084ba8f93b..27c99f5c5b71 100644
--- a/drivers/media/platform/amphion/vpu_v4l2.c
+++ b/drivers/media/platform/amphion/vpu_v4l2.c
@@ -24,6 +24,11 @@
#include "vpu_msgs.h"
#include "vpu_helpers.h"
+static char *vpu_type_name(u32 type)
+{
+ return V4L2_TYPE_IS_OUTPUT(type) ? "output" : "capture";
+}
+
void vpu_inst_lock(struct vpu_inst *inst)
{
mutex_lock(&inst->lock);
@@ -42,7 +47,7 @@ dma_addr_t vpu_get_vb_phy_addr(struct vb2_buffer *vb, u32 plane_no)
vb->planes[plane_no].data_offset;
}
-unsigned int vpu_get_vb_length(struct vb2_buffer *vb, u32 plane_no)
+static unsigned int vpu_get_vb_length(struct vb2_buffer *vb, u32 plane_no)
{
if (plane_no >= vb->num_planes)
return 0;
@@ -74,7 +79,7 @@ void vpu_v4l2_set_error(struct vpu_inst *inst)
vpu_inst_unlock(inst);
}
-int vpu_notify_eos(struct vpu_inst *inst)
+static int vpu_notify_eos(struct vpu_inst *inst)
{
static const struct v4l2_event ev = {
.id = 0,
@@ -337,16 +342,6 @@ struct vb2_v4l2_buffer *vpu_next_src_buf(struct vpu_inst *inst)
if (!src_buf || vpu_get_buffer_state(src_buf) == VPU_BUF_STATE_IDLE)
return NULL;
- while (vpu_vb_is_codecconfig(src_buf)) {
- v4l2_m2m_src_buf_remove(inst->fh.m2m_ctx);
- vpu_set_buffer_state(src_buf, VPU_BUF_STATE_IDLE);
- v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
-
- src_buf = v4l2_m2m_next_src_buf(inst->fh.m2m_ctx);
- if (!src_buf || vpu_get_buffer_state(src_buf) == VPU_BUF_STATE_IDLE)
- return NULL;
- }
-
return src_buf;
}
@@ -546,7 +541,8 @@ static void vpu_vb2_buf_finish(struct vb2_buffer *vb)
call_void_vop(inst, on_queue_empty, q->type);
}
-void vpu_vb2_buffers_return(struct vpu_inst *inst, unsigned int type, enum vb2_buffer_state state)
+static void vpu_vb2_buffers_return(struct vpu_inst *inst, unsigned int type,
+ enum vb2_buffer_state state)
{
struct vb2_v4l2_buffer *buf;
@@ -682,15 +678,15 @@ static int vpu_v4l2_release(struct vpu_inst *inst)
{
vpu_trace(inst->vpu->dev, "%p\n", inst);
- vpu_release_core(inst->core);
- put_device(inst->dev);
-
if (inst->workqueue) {
cancel_work_sync(&inst->msg_work);
destroy_workqueue(inst->workqueue);
inst->workqueue = NULL;
}
+ vpu_release_core(inst->core);
+ put_device(inst->dev);
+
v4l2_ctrl_handler_free(&inst->ctrl_handler);
mutex_destroy(&inst->lock);
diff --git a/drivers/media/platform/amphion/vpu_v4l2.h b/drivers/media/platform/amphion/vpu_v4l2.h
index 60f43056a7a2..4ec7f0b44172 100644
--- a/drivers/media/platform/amphion/vpu_v4l2.h
+++ b/drivers/media/platform/amphion/vpu_v4l2.h
@@ -25,15 +25,12 @@ void vpu_skip_frame(struct vpu_inst *inst, int count);
struct vb2_v4l2_buffer *vpu_find_buf_by_sequence(struct vpu_inst *inst, u32 type, u32 sequence);
struct vb2_v4l2_buffer *vpu_find_buf_by_idx(struct vpu_inst *inst, u32 type, u32 idx);
void vpu_v4l2_set_error(struct vpu_inst *inst);
-int vpu_notify_eos(struct vpu_inst *inst);
int vpu_notify_source_change(struct vpu_inst *inst);
int vpu_set_last_buffer_dequeued(struct vpu_inst *inst, bool eos);
-void vpu_vb2_buffers_return(struct vpu_inst *inst, unsigned int type, enum vb2_buffer_state state);
int vpu_get_num_buffers(struct vpu_inst *inst, u32 type);
bool vpu_is_source_empty(struct vpu_inst *inst);
dma_addr_t vpu_get_vb_phy_addr(struct vb2_buffer *vb, u32 plane_no);
-unsigned int vpu_get_vb_length(struct vb2_buffer *vb, u32 plane_no);
static inline struct vpu_format *vpu_get_format(struct vpu_inst *inst, u32 type)
{
if (V4L2_TYPE_IS_OUTPUT(type))
@@ -41,19 +38,4 @@ static inline struct vpu_format *vpu_get_format(struct vpu_inst *inst, u32 type)
else
return &inst->cap_format;
}
-
-static inline char *vpu_type_name(u32 type)
-{
- return V4L2_TYPE_IS_OUTPUT(type) ? "output" : "capture";
-}
-
-static inline int vpu_vb_is_codecconfig(struct vb2_v4l2_buffer *vbuf)
-{
-#ifdef V4L2_BUF_FLAG_CODECCONFIG
- return (vbuf->flags & V4L2_BUF_FLAG_CODECCONFIG) ? 1 : 0;
-#else
- return 0;
-#endif
-}
-
#endif
diff --git a/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_fw_vpu.c b/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_fw_vpu.c
index 42ce58c41e4f..591a278f4729 100644
--- a/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_fw_vpu.c
+++ b/drivers/media/platform/mediatek/vcodec/common/mtk_vcodec_fw_vpu.c
@@ -47,30 +47,32 @@ static void mtk_vcodec_vpu_reset_dec_handler(void *priv)
{
struct mtk_vcodec_dec_dev *dev = priv;
struct mtk_vcodec_dec_ctx *ctx;
+ unsigned long flags;
dev_err(&dev->plat_dev->dev, "Watchdog timeout!!");
- mutex_lock(&dev->dev_ctx_lock);
+ spin_lock_irqsave(&dev->dev_ctx_lock, flags);
list_for_each_entry(ctx, &dev->ctx_list, list) {
ctx->state = MTK_STATE_ABORT;
mtk_v4l2_vdec_dbg(0, ctx, "[%d] Change to state MTK_STATE_ABORT", ctx->id);
}
- mutex_unlock(&dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dev->dev_ctx_lock, flags);
}
static void mtk_vcodec_vpu_reset_enc_handler(void *priv)
{
struct mtk_vcodec_enc_dev *dev = priv;
struct mtk_vcodec_enc_ctx *ctx;
+ unsigned long flags;
dev_err(&dev->plat_dev->dev, "Watchdog timeout!!");
- mutex_lock(&dev->dev_ctx_lock);
+ spin_lock_irqsave(&dev->dev_ctx_lock, flags);
list_for_each_entry(ctx, &dev->ctx_list, list) {
ctx->state = MTK_STATE_ABORT;
mtk_v4l2_vdec_dbg(0, ctx, "[%d] Change to state MTK_STATE_ABORT", ctx->id);
}
- mutex_unlock(&dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dev->dev_ctx_lock, flags);
}
static const struct mtk_vcodec_fw_ops mtk_vcodec_vpu_msg = {
@@ -117,8 +119,10 @@ struct mtk_vcodec_fw *mtk_vcodec_fw_vpu_init(void *priv, enum mtk_vcodec_fw_use
vpu_wdt_reg_handler(fw_pdev, mtk_vcodec_vpu_reset_enc_handler, priv, rst_id);
fw = devm_kzalloc(&plat_dev->dev, sizeof(*fw), GFP_KERNEL);
- if (!fw)
+ if (!fw) {
+ put_device(&fw_pdev->dev);
return ERR_PTR(-ENOMEM);
+ }
fw->type = VPU;
fw->ops = &mtk_vcodec_vpu_msg;
fw->pdev = fw_pdev;
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
index 20c0b1acf618..69bd978e68a5 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.c
@@ -198,6 +198,7 @@ static int fops_vcodec_open(struct file *file)
struct mtk_vcodec_dec_ctx *ctx = NULL;
int ret = 0, i, hw_count;
struct vb2_queue *src_vq;
+ unsigned long flags;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
@@ -268,9 +269,9 @@ static int fops_vcodec_open(struct file *file)
ctx->dev->vdec_pdata->init_vdec_params(ctx);
- mutex_lock(&dev->dev_ctx_lock);
+ spin_lock_irqsave(&dev->dev_ctx_lock, flags);
list_add(&ctx->list, &dev->ctx_list);
- mutex_unlock(&dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dev->dev_ctx_lock, flags);
mtk_vcodec_dbgfs_create(ctx);
mutex_unlock(&dev->dev_mutex);
@@ -295,6 +296,7 @@ static int fops_vcodec_release(struct file *file)
{
struct mtk_vcodec_dec_dev *dev = video_drvdata(file);
struct mtk_vcodec_dec_ctx *ctx = fh_to_dec_ctx(file->private_data);
+ unsigned long flags;
mtk_v4l2_vdec_dbg(0, ctx, "[%d] decoder", ctx->id);
mutex_lock(&dev->dev_mutex);
@@ -313,9 +315,9 @@ static int fops_vcodec_release(struct file *file)
v4l2_ctrl_handler_free(&ctx->ctrl_hdl);
mtk_vcodec_dbgfs_remove(dev, ctx->id);
- mutex_lock(&dev->dev_ctx_lock);
+ spin_lock_irqsave(&dev->dev_ctx_lock, flags);
list_del_init(&ctx->list);
- mutex_unlock(&dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dev->dev_ctx_lock, flags);
kfree(ctx);
mutex_unlock(&dev->dev_mutex);
return 0;
@@ -382,7 +384,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
for (i = 0; i < MTK_VDEC_HW_MAX; i++)
mutex_init(&dev->dec_mutex[i]);
mutex_init(&dev->dev_mutex);
- mutex_init(&dev->dev_ctx_lock);
+ spin_lock_init(&dev->dev_ctx_lock);
spin_lock_init(&dev->irqlock);
snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), "%s",
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
index b3a59af7c8ac..255b011ed24f 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
+++ b/drivers/media/platform/mediatek/vcodec/decoder/mtk_vcodec_dec_drv.h
@@ -271,7 +271,7 @@ struct mtk_vcodec_dec_dev {
/* decoder hardware mutex lock */
struct mutex dec_mutex[MTK_VDEC_HW_MAX];
struct mutex dev_mutex;
- struct mutex dev_ctx_lock;
+ spinlock_t dev_ctx_lock;
struct workqueue_struct *decode_workqueue;
spinlock_t irqlock;
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
index 145958206e38..40b97f114cf6 100644
--- a/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
+++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_vpu_if.c
@@ -75,16 +75,17 @@ static void handle_get_param_msg_ack(const struct vdec_vpu_ipi_get_param_ack *ms
static bool vpu_dec_check_ap_inst(struct mtk_vcodec_dec_dev *dec_dev, struct vdec_vpu_inst *vpu)
{
struct mtk_vcodec_dec_ctx *ctx;
+ unsigned long flags;
int ret = false;
- mutex_lock(&dec_dev->dev_ctx_lock);
+ spin_lock_irqsave(&dec_dev->dev_ctx_lock, flags);
list_for_each_entry(ctx, &dec_dev->ctx_list, list) {
if (!IS_ERR_OR_NULL(ctx) && ctx->vpu_inst == vpu) {
ret = true;
break;
}
}
- mutex_unlock(&dec_dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dec_dev->dev_ctx_lock, flags);
return ret;
}
diff --git a/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.c b/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.c
index 3cb8a1622222..6dcd6e904732 100644
--- a/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.c
+++ b/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.c
@@ -117,6 +117,7 @@ static int fops_vcodec_open(struct file *file)
struct mtk_vcodec_enc_ctx *ctx = NULL;
int ret = 0;
struct vb2_queue *src_vq;
+ unsigned long flags;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
if (!ctx)
@@ -177,9 +178,9 @@ static int fops_vcodec_open(struct file *file)
mtk_v4l2_venc_dbg(2, ctx, "Create instance [%d]@%p m2m_ctx=%p ",
ctx->id, ctx, ctx->m2m_ctx);
- mutex_lock(&dev->dev_ctx_lock);
+ spin_lock_irqsave(&dev->dev_ctx_lock, flags);
list_add(&ctx->list, &dev->ctx_list);
- mutex_unlock(&dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dev->dev_ctx_lock, flags);
mutex_unlock(&dev->dev_mutex);
mtk_v4l2_venc_dbg(0, ctx, "%s encoder [%d]", dev_name(&dev->plat_dev->dev),
@@ -204,6 +205,7 @@ static int fops_vcodec_release(struct file *file)
{
struct mtk_vcodec_enc_dev *dev = video_drvdata(file);
struct mtk_vcodec_enc_ctx *ctx = fh_to_enc_ctx(file->private_data);
+ unsigned long flags;
mtk_v4l2_venc_dbg(1, ctx, "[%d] encoder", ctx->id);
mutex_lock(&dev->dev_mutex);
@@ -214,9 +216,9 @@ static int fops_vcodec_release(struct file *file)
v4l2_fh_exit(&ctx->fh);
v4l2_ctrl_handler_free(&ctx->ctrl_hdl);
- mutex_lock(&dev->dev_ctx_lock);
+ spin_lock_irqsave(&dev->dev_ctx_lock, flags);
list_del_init(&ctx->list);
- mutex_unlock(&dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&dev->dev_ctx_lock, flags);
kfree(ctx);
mutex_unlock(&dev->dev_mutex);
return 0;
@@ -298,7 +300,7 @@ static int mtk_vcodec_probe(struct platform_device *pdev)
mutex_init(&dev->enc_mutex);
mutex_init(&dev->dev_mutex);
- mutex_init(&dev->dev_ctx_lock);
+ spin_lock_init(&dev->dev_ctx_lock);
spin_lock_init(&dev->irqlock);
snprintf(dev->v4l2_dev.name, sizeof(dev->v4l2_dev.name), "%s",
diff --git a/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.h b/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.h
index 0bd85d0fb379..90b4f5ea0d6b 100644
--- a/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.h
+++ b/drivers/media/platform/mediatek/vcodec/encoder/mtk_vcodec_enc_drv.h
@@ -206,7 +206,7 @@ struct mtk_vcodec_enc_dev {
/* encoder hardware mutex lock */
struct mutex enc_mutex;
struct mutex dev_mutex;
- struct mutex dev_ctx_lock;
+ spinlock_t dev_ctx_lock;
struct workqueue_struct *encode_workqueue;
int enc_irq;
diff --git a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
index 51bb7ee141b9..3c229b1f6b21 100644
--- a/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
+++ b/drivers/media/platform/mediatek/vcodec/encoder/venc_vpu_if.c
@@ -45,16 +45,17 @@ static void handle_enc_encode_msg(struct venc_vpu_inst *vpu, const void *data)
static bool vpu_enc_check_ap_inst(struct mtk_vcodec_enc_dev *enc_dev, struct venc_vpu_inst *vpu)
{
struct mtk_vcodec_enc_ctx *ctx;
+ unsigned long flags;
int ret = false;
- mutex_lock(&enc_dev->dev_ctx_lock);
+ spin_lock_irqsave(&enc_dev->dev_ctx_lock, flags);
list_for_each_entry(ctx, &enc_dev->ctx_list, list) {
if (!IS_ERR_OR_NULL(ctx) && ctx->vpu_inst == vpu) {
ret = true;
break;
}
}
- mutex_unlock(&enc_dev->dev_ctx_lock);
+ spin_unlock_irqrestore(&enc_dev->dev_ctx_lock, flags);
return ret;
}
diff --git a/drivers/media/platform/renesas/rcar_drif.c b/drivers/media/platform/renesas/rcar_drif.c
index 163a4ba61c17..bf5721f70611 100644
--- a/drivers/media/platform/renesas/rcar_drif.c
+++ b/drivers/media/platform/renesas/rcar_drif.c
@@ -1249,6 +1249,7 @@ static struct device_node *rcar_drif_bond_enabled(struct platform_device *p)
if (np && of_device_is_available(np))
return np;
+ of_node_put(np);
return NULL;
}
diff --git a/drivers/media/platform/samsung/exynos4-is/media-dev.c b/drivers/media/platform/samsung/exynos4-is/media-dev.c
index 5f10bb4eb4f7..83f0fa078089 100644
--- a/drivers/media/platform/samsung/exynos4-is/media-dev.c
+++ b/drivers/media/platform/samsung/exynos4-is/media-dev.c
@@ -1410,12 +1410,14 @@ static int subdev_notifier_complete(struct v4l2_async_notifier *notifier)
mutex_lock(&fmd->media_dev.graph_mutex);
ret = fimc_md_create_links(fmd);
- if (ret < 0)
- goto unlock;
+ if (ret < 0) {
+ mutex_unlock(&fmd->media_dev.graph_mutex);
+ return ret;
+ }
- ret = v4l2_device_register_subdev_nodes(&fmd->v4l2_dev);
-unlock:
mutex_unlock(&fmd->media_dev.graph_mutex);
+
+ ret = v4l2_device_register_subdev_nodes(&fmd->v4l2_dev);
if (ret < 0)
return ret;
diff --git a/drivers/media/platform/ti/davinci/vpif_capture.c b/drivers/media/platform/ti/davinci/vpif_capture.c
index 99fae8830c41..2d8ff91cf803 100644
--- a/drivers/media/platform/ti/davinci/vpif_capture.c
+++ b/drivers/media/platform/ti/davinci/vpif_capture.c
@@ -1601,7 +1601,7 @@ vpif_capture_get_pdata(struct platform_device *pdev,
* This creates device entries by register itself to the V4L2 driver and
* initializes fields of each channel objects
*/
-static __init int vpif_probe(struct platform_device *pdev)
+static int vpif_probe(struct platform_device *pdev)
{
struct vpif_subdev_info *subdevdata;
struct i2c_adapter *i2c_adap;
@@ -1808,7 +1808,7 @@ static int vpif_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(vpif_pm_ops, vpif_suspend, vpif_resume);
-static __refdata struct platform_driver vpif_driver = {
+static struct platform_driver vpif_driver = {
.driver = {
.name = VPIF_DRIVER_NAME,
.pm = &vpif_pm_ops,
diff --git a/drivers/media/platform/ti/davinci/vpif_display.c b/drivers/media/platform/ti/davinci/vpif_display.c
index f8ec2991c667..70c8e32398ab 100644
--- a/drivers/media/platform/ti/davinci/vpif_display.c
+++ b/drivers/media/platform/ti/davinci/vpif_display.c
@@ -1215,7 +1215,7 @@ static int vpif_probe_complete(void)
* vpif_probe: This function creates device entries by register itself to the
* V4L2 driver and initializes fields of each channel objects
*/
-static __init int vpif_probe(struct platform_device *pdev)
+static int vpif_probe(struct platform_device *pdev)
{
struct vpif_subdev_info *subdevdata;
struct i2c_adapter *i2c_adap;
@@ -1391,7 +1391,7 @@ static int vpif_resume(struct device *dev)
static SIMPLE_DEV_PM_OPS(vpif_pm_ops, vpif_suspend, vpif_resume);
-static __refdata struct platform_driver vpif_driver = {
+static struct platform_driver vpif_driver = {
.driver = {
.name = VPIF_DRIVER_NAME,
.pm = &vpif_pm_ops,
diff --git a/drivers/media/platform/verisilicon/hantro.h b/drivers/media/platform/verisilicon/hantro.h
index 77aee9489516..e9e15746f0aa 100644
--- a/drivers/media/platform/verisilicon/hantro.h
+++ b/drivers/media/platform/verisilicon/hantro.h
@@ -328,6 +328,8 @@ struct hantro_vp9_decoded_buffer_info {
/* Info needed when the decoded frame serves as a reference frame. */
unsigned short width;
unsigned short height;
+ size_t chroma_offset;
+ size_t mv_offset;
u32 bit_depth : 4;
};
diff --git a/drivers/media/platform/verisilicon/hantro_g2.c b/drivers/media/platform/verisilicon/hantro_g2.c
index ee5f14c5f8f2..85fa2704a732 100644
--- a/drivers/media/platform/verisilicon/hantro_g2.c
+++ b/drivers/media/platform/verisilicon/hantro_g2.c
@@ -5,40 +5,104 @@
* Copyright (C) 2021 Collabora Ltd, Andrzej Pietrasiewicz <andrzej.p@...labora.com>
*/
+#include <linux/delay.h>
#include "hantro_hw.h"
#include "hantro_g2_regs.h"
-void hantro_g2_check_idle(struct hantro_dev *vpu)
+#define G2_ALIGN 16
+
+static bool hantro_g2_active(struct hantro_ctx *ctx)
+{
+ struct hantro_dev *vpu = ctx->dev;
+ u32 status;
+
+ status = vdpu_read(vpu, G2_REG_INTERRUPT);
+
+ return (status & G2_REG_INTERRUPT_DEC_E);
+}
+
+/**
+ * hantro_g2_reset:
+ * @ctx: the hantro context
+ *
+ * Emulates a reset using Hantro abort function. Failing this procedure would
+ * results in programming a running IP which leads to CPU hang.
+ *
+ * Using a hard reset procedure instead is prefferred.
+ */
+void hantro_g2_reset(struct hantro_ctx *ctx)
{
- int i;
-
- for (i = 0; i < 3; i++) {
- u32 status;
-
- /* Make sure the VPU is idle */
- status = vdpu_read(vpu, G2_REG_INTERRUPT);
- if (status & G2_REG_INTERRUPT_DEC_E) {
- dev_warn(vpu->dev, "device still running, aborting");
- status |= G2_REG_INTERRUPT_DEC_ABORT_E | G2_REG_INTERRUPT_DEC_IRQ_DIS;
- vdpu_write(vpu, status, G2_REG_INTERRUPT);
- }
+ struct hantro_dev *vpu = ctx->dev;
+ u32 status;
+
+ status = vdpu_read(vpu, G2_REG_INTERRUPT);
+ if (status & G2_REG_INTERRUPT_DEC_E) {
+ dev_warn_ratelimited(vpu->dev, "device still running, aborting");
+ status |= G2_REG_INTERRUPT_DEC_ABORT_E | G2_REG_INTERRUPT_DEC_IRQ_DIS;
+ vdpu_write(vpu, status, G2_REG_INTERRUPT);
+
+ do {
+ mdelay(1);
+ } while (hantro_g2_active(ctx));
}
}
irqreturn_t hantro_g2_irq(int irq, void *dev_id)
{
struct hantro_dev *vpu = dev_id;
- enum vb2_buffer_state state;
u32 status;
status = vdpu_read(vpu, G2_REG_INTERRUPT);
- state = (status & G2_REG_INTERRUPT_DEC_RDY_INT) ?
- VB2_BUF_STATE_DONE : VB2_BUF_STATE_ERROR;
- vdpu_write(vpu, 0, G2_REG_INTERRUPT);
- vdpu_write(vpu, G2_REG_CONFIG_DEC_CLK_GATE_E, G2_REG_CONFIG);
+ if (!(status & G2_REG_INTERRUPT_DEC_IRQ))
+ return IRQ_NONE;
- hantro_irq_done(vpu, state);
+ hantro_reg_write(vpu, &g2_dec_irq, 0);
+ hantro_reg_write(vpu, &g2_dec_int_stat, 0);
+ hantro_reg_write(vpu, &g2_clk_gate_e, 1);
+ if (status & G2_REG_INTERRUPT_DEC_RDY_INT) {
+ hantro_irq_done(vpu, VB2_BUF_STATE_DONE);
+ return IRQ_HANDLED;
+ }
+
+ if (status & G2_REG_INTERRUPT_DEC_ABORT_INT) {
+ /* disabled on abort, though lets be safe and handle it */
+ dev_warn_ratelimited(vpu->dev, "decode operation aborted.");
+ return IRQ_HANDLED;
+ }
+
+ if (status & G2_REG_INTERRUPT_DEC_LAST_SLICE_INT)
+ dev_warn_ratelimited(vpu->dev, "not all macroblocks were decoded.");
+
+ if (status & G2_REG_INTERRUPT_DEC_BUS_INT)
+ dev_warn_ratelimited(vpu->dev, "bus error detected.");
+
+ if (status & G2_REG_INTERRUPT_DEC_ERROR_INT)
+ dev_warn_ratelimited(vpu->dev, "decode error detected.");
+
+ if (status & G2_REG_INTERRUPT_DEC_TIMEOUT)
+ dev_warn_ratelimited(vpu->dev, "frame decode timed out.");
+
+ /**
+ * If the decoding haven't stopped, let it continue. The hardware timeout
+ * will trigger if it is trully stuck.
+ */
+ if (status & G2_REG_INTERRUPT_DEC_E)
+ return IRQ_HANDLED;
+
+ hantro_irq_done(vpu, VB2_BUF_STATE_ERROR);
return IRQ_HANDLED;
}
+
+size_t hantro_g2_chroma_offset(struct hantro_ctx *ctx)
+{
+ return ctx->dst_fmt.width * ctx->dst_fmt.height * ctx->bit_depth / 8;
+}
+
+size_t hantro_g2_motion_vectors_offset(struct hantro_ctx *ctx)
+{
+ size_t cr_offset = hantro_g2_chroma_offset(ctx);
+
+ return ALIGN((cr_offset * 3) / 2, G2_ALIGN);
+}
diff --git a/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c b/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c
index d1971af5f7fa..a701748bcf2e 100644
--- a/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c
+++ b/drivers/media/platform/verisilicon/hantro_g2_hevc_dec.c
@@ -8,20 +8,6 @@
#include "hantro_hw.h"
#include "hantro_g2_regs.h"
-#define G2_ALIGN 16
-
-static size_t hantro_hevc_chroma_offset(struct hantro_ctx *ctx)
-{
- return ctx->dst_fmt.width * ctx->dst_fmt.height * ctx->bit_depth / 8;
-}
-
-static size_t hantro_hevc_motion_vectors_offset(struct hantro_ctx *ctx)
-{
- size_t cr_offset = hantro_hevc_chroma_offset(ctx);
-
- return ALIGN((cr_offset * 3) / 2, G2_ALIGN);
-}
-
static void prepare_tile_info_buffer(struct hantro_ctx *ctx)
{
struct hantro_dev *vpu = ctx->dev;
@@ -297,6 +283,15 @@ static void set_params(struct hantro_ctx *ctx)
hantro_reg_write(vpu, &g2_apf_threshold, 8);
}
+static u32 get_dpb_index(const struct v4l2_ctrl_hevc_decode_params *decode_params,
+ const u32 index)
+{
+ if (index > decode_params->num_active_dpb_entries)
+ return 0;
+
+ return index;
+}
+
static void set_ref_pic_list(struct hantro_ctx *ctx)
{
const struct hantro_hevc_dec_ctrls *ctrls = &ctx->hevc_dec.ctrls;
@@ -369,8 +364,10 @@ static void set_ref_pic_list(struct hantro_ctx *ctx)
list1[j++] = list1[i++];
for (i = 0; i < V4L2_HEVC_DPB_ENTRIES_NUM_MAX; i++) {
- hantro_reg_write(vpu, &ref_pic_regs0[i], list0[i]);
- hantro_reg_write(vpu, &ref_pic_regs1[i], list1[i]);
+ hantro_reg_write(vpu, &ref_pic_regs0[i],
+ get_dpb_index(decode_params, list0[i]));
+ hantro_reg_write(vpu, &ref_pic_regs1[i],
+ get_dpb_index(decode_params, list1[i]));
}
}
@@ -384,8 +381,8 @@ static int set_ref(struct hantro_ctx *ctx)
struct hantro_dev *vpu = ctx->dev;
struct vb2_v4l2_buffer *vb2_dst;
struct hantro_decoded_buffer *dst;
- size_t cr_offset = hantro_hevc_chroma_offset(ctx);
- size_t mv_offset = hantro_hevc_motion_vectors_offset(ctx);
+ size_t cr_offset = hantro_g2_chroma_offset(ctx);
+ size_t mv_offset = hantro_g2_motion_vectors_offset(ctx);
u32 max_ref_frames;
u16 dpb_longterm_e;
static const struct hantro_reg cur_poc[] = {
@@ -581,8 +578,6 @@ int hantro_g2_hevc_dec_run(struct hantro_ctx *ctx)
struct hantro_dev *vpu = ctx->dev;
int ret;
- hantro_g2_check_idle(vpu);
-
/* Prepare HEVC decoder context. */
ret = hantro_hevc_dec_prepare_run(ctx);
if (ret)
diff --git a/drivers/media/platform/verisilicon/hantro_g2_regs.h b/drivers/media/platform/verisilicon/hantro_g2_regs.h
index 82606783591a..e238b1a308bb 100644
--- a/drivers/media/platform/verisilicon/hantro_g2_regs.h
+++ b/drivers/media/platform/verisilicon/hantro_g2_regs.h
@@ -22,7 +22,14 @@
#define G2_REG_VERSION G2_SWREG(0)
#define G2_REG_INTERRUPT G2_SWREG(1)
+#define G2_REG_INTERRUPT_DEC_LAST_SLICE_INT BIT(19)
+#define G2_REG_INTERRUPT_DEC_TIMEOUT BIT(18)
+#define G2_REG_INTERRUPT_DEC_ERROR_INT BIT(16)
+#define G2_REG_INTERRUPT_DEC_BUF_INT BIT(14)
+#define G2_REG_INTERRUPT_DEC_BUS_INT BIT(13)
#define G2_REG_INTERRUPT_DEC_RDY_INT BIT(12)
+#define G2_REG_INTERRUPT_DEC_ABORT_INT BIT(11)
+#define G2_REG_INTERRUPT_DEC_IRQ BIT(8)
#define G2_REG_INTERRUPT_DEC_ABORT_E BIT(5)
#define G2_REG_INTERRUPT_DEC_IRQ_DIS BIT(4)
#define G2_REG_INTERRUPT_DEC_E BIT(0)
@@ -35,6 +42,9 @@
#define BUS_WIDTH_128 2
#define BUS_WIDTH_256 3
+#define g2_dec_int_stat G2_DEC_REG(1, 11, 0xf)
+#define g2_dec_irq G2_DEC_REG(1, 8, 0x1)
+
#define g2_strm_swap G2_DEC_REG(2, 28, 0xf)
#define g2_strm_swap_old G2_DEC_REG(2, 27, 0x1f)
#define g2_pic_swap G2_DEC_REG(2, 22, 0x1f)
@@ -225,6 +235,9 @@
#define vp9_filt_level_seg5 G2_DEC_REG(19, 8, 0x3f)
#define vp9_quant_seg5 G2_DEC_REG(19, 0, 0xff)
+#define g2_timemout_override_e G2_DEC_REG(45, 31, 0x1)
+#define g2_timemout_cycles G2_DEC_REG(45, 0, 0x7fffffff)
+
#define hevc_cur_poc_00 G2_DEC_REG(46, 24, 0xff)
#define hevc_cur_poc_01 G2_DEC_REG(46, 16, 0xff)
#define hevc_cur_poc_02 G2_DEC_REG(46, 8, 0xff)
diff --git a/drivers/media/platform/verisilicon/hantro_g2_vp9_dec.c b/drivers/media/platform/verisilicon/hantro_g2_vp9_dec.c
index 6fc4b555517f..70e7cedc33b8 100644
--- a/drivers/media/platform/verisilicon/hantro_g2_vp9_dec.c
+++ b/drivers/media/platform/verisilicon/hantro_g2_vp9_dec.c
@@ -16,8 +16,6 @@
#include "hantro_vp9.h"
#include "hantro_g2_regs.h"
-#define G2_ALIGN 16
-
enum hantro_ref_frames {
INTRA_FRAME = 0,
LAST_FRAME = 1,
@@ -90,22 +88,6 @@ static int start_prepare_run(struct hantro_ctx *ctx, const struct v4l2_ctrl_vp9_
return 0;
}
-static size_t chroma_offset(const struct hantro_ctx *ctx,
- const struct v4l2_ctrl_vp9_frame *dec_params)
-{
- int bytes_per_pixel = dec_params->bit_depth == 8 ? 1 : 2;
-
- return ctx->src_fmt.width * ctx->src_fmt.height * bytes_per_pixel;
-}
-
-static size_t mv_offset(const struct hantro_ctx *ctx,
- const struct v4l2_ctrl_vp9_frame *dec_params)
-{
- size_t cr_offset = chroma_offset(ctx, dec_params);
-
- return ALIGN((cr_offset * 3) / 2, G2_ALIGN);
-}
-
static struct hantro_decoded_buffer *
get_ref_buf(struct hantro_ctx *ctx, struct vb2_v4l2_buffer *dst, u64 timestamp)
{
@@ -156,11 +138,13 @@ static void config_output(struct hantro_ctx *ctx,
luma_addr = hantro_get_dec_buf_addr(ctx, &dst->base.vb.vb2_buf);
hantro_write_addr(ctx->dev, G2_OUT_LUMA_ADDR, luma_addr);
- chroma_addr = luma_addr + chroma_offset(ctx, dec_params);
+ chroma_addr = luma_addr + hantro_g2_chroma_offset(ctx);
hantro_write_addr(ctx->dev, G2_OUT_CHROMA_ADDR, chroma_addr);
+ dst->vp9.chroma_offset = hantro_g2_chroma_offset(ctx);
- mv_addr = luma_addr + mv_offset(ctx, dec_params);
+ mv_addr = luma_addr + hantro_g2_motion_vectors_offset(ctx);
hantro_write_addr(ctx->dev, G2_OUT_MV_ADDR, mv_addr);
+ dst->vp9.mv_offset = hantro_g2_motion_vectors_offset(ctx);
}
struct hantro_vp9_ref_reg {
@@ -195,7 +179,7 @@ static void config_ref(struct hantro_ctx *ctx,
luma_addr = hantro_get_dec_buf_addr(ctx, &buf->base.vb.vb2_buf);
hantro_write_addr(ctx->dev, ref_reg->y_base, luma_addr);
- chroma_addr = luma_addr + chroma_offset(ctx, dec_params);
+ chroma_addr = luma_addr + buf->vp9.chroma_offset;
hantro_write_addr(ctx->dev, ref_reg->c_base, chroma_addr);
}
@@ -238,7 +222,7 @@ static void config_ref_registers(struct hantro_ctx *ctx,
config_ref(ctx, dst, &ref_regs[2], dec_params, dec_params->alt_frame_ts);
mv_addr = hantro_get_dec_buf_addr(ctx, &mv_ref->base.vb.vb2_buf) +
- mv_offset(ctx, dec_params);
+ mv_ref->vp9.mv_offset;
hantro_write_addr(ctx->dev, G2_REF_MV_ADDR(0), mv_addr);
hantro_reg_write(ctx->dev, &vp9_last_sign_bias,
@@ -909,8 +893,6 @@ int hantro_g2_vp9_dec_run(struct hantro_ctx *ctx)
struct vb2_v4l2_buffer *dst;
int ret;
- hantro_g2_check_idle(ctx->dev);
-
ret = start_prepare_run(ctx, &decode_params);
if (ret) {
hantro_end_prepare_run(ctx);
diff --git a/drivers/media/platform/verisilicon/hantro_hw.h b/drivers/media/platform/verisilicon/hantro_hw.h
index 7f33f7b07ce4..d71d00ef6d32 100644
--- a/drivers/media/platform/verisilicon/hantro_hw.h
+++ b/drivers/media/platform/verisilicon/hantro_hw.h
@@ -519,6 +519,9 @@ hantro_av1_mv_size(unsigned int width, unsigned int height)
return ALIGN(num_sbs * 384, 16) * 2 + 512;
}
+size_t hantro_g2_chroma_offset(struct hantro_ctx *ctx);
+size_t hantro_g2_motion_vectors_offset(struct hantro_ctx *ctx);
+
int hantro_g1_mpeg2_dec_run(struct hantro_ctx *ctx);
int rockchip_vpu2_mpeg2_dec_run(struct hantro_ctx *ctx);
void hantro_mpeg2_dec_copy_qtable(u8 *qtable,
@@ -538,6 +541,7 @@ void hantro_g2_vp9_dec_done(struct hantro_ctx *ctx);
int hantro_vp9_dec_init(struct hantro_ctx *ctx);
void hantro_vp9_dec_exit(struct hantro_ctx *ctx);
void hantro_g2_check_idle(struct hantro_dev *vpu);
+void hantro_g2_reset(struct hantro_ctx *ctx);
irqreturn_t hantro_g2_irq(int irq, void *dev_id);
#endif /* HANTRO_HW_H_ */
diff --git a/drivers/media/platform/verisilicon/imx8m_vpu_hw.c b/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
index f850d8bddef6..74fd985a8aad 100644
--- a/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
+++ b/drivers/media/platform/verisilicon/imx8m_vpu_hw.c
@@ -312,11 +312,13 @@ static const struct hantro_codec_ops imx8mq_vpu_g1_codec_ops[] = {
static const struct hantro_codec_ops imx8mq_vpu_g2_codec_ops[] = {
[HANTRO_MODE_HEVC_DEC] = {
.run = hantro_g2_hevc_dec_run,
+ .reset = hantro_g2_reset,
.init = hantro_hevc_dec_init,
.exit = hantro_hevc_dec_exit,
},
[HANTRO_MODE_VP9_DEC] = {
.run = hantro_g2_vp9_dec_run,
+ .reset = hantro_g2_reset,
.done = hantro_g2_vp9_dec_done,
.init = hantro_vp9_dec_init,
.exit = hantro_vp9_dec_exit,
diff --git a/drivers/media/rc/st_rc.c b/drivers/media/rc/st_rc.c
index 28477aa95563..8a9f31e15b0c 100644
--- a/drivers/media/rc/st_rc.c
+++ b/drivers/media/rc/st_rc.c
@@ -283,7 +283,7 @@ static int st_rc_probe(struct platform_device *pdev)
else
rc_dev->rx_base = rc_dev->base;
- rc_dev->rstc = reset_control_get_optional_exclusive(dev, NULL);
+ rc_dev->rstc = devm_reset_control_get_optional_exclusive(dev, NULL);
if (IS_ERR(rc_dev->rstc)) {
ret = PTR_ERR(rc_dev->rstc);
goto err;
diff --git a/drivers/media/test-drivers/vidtv/vidtv_channel.c b/drivers/media/test-drivers/vidtv/vidtv_channel.c
index f3023e91b3eb..3541155c6fc6 100644
--- a/drivers/media/test-drivers/vidtv/vidtv_channel.c
+++ b/drivers/media/test-drivers/vidtv/vidtv_channel.c
@@ -461,12 +461,15 @@ int vidtv_channel_si_init(struct vidtv_mux *m)
/* assemble all programs and assign to PAT */
vidtv_psi_pat_program_assign(m->si.pat, programs);
+ programs = NULL;
/* assemble all services and assign to SDT */
vidtv_psi_sdt_service_assign(m->si.sdt, services);
+ services = NULL;
/* assemble all events and assign to EIT */
vidtv_psi_eit_event_assign(m->si.eit, events);
+ events = NULL;
m->si.pmt_secs = vidtv_psi_pmt_create_sec_for_each_pat_entry(m->si.pat,
m->pcr_pid);
diff --git a/drivers/media/usb/dvb-usb/dtv5100.c b/drivers/media/usb/dvb-usb/dtv5100.c
index 56c9d521a34a..ee8a76fb5cc1 100644
--- a/drivers/media/usb/dvb-usb/dtv5100.c
+++ b/drivers/media/usb/dvb-usb/dtv5100.c
@@ -55,6 +55,11 @@ static int dtv5100_i2c_msg(struct dvb_usb_device *d, u8 addr,
}
index = (addr << 8) + wbuf[0];
+ if (rlen > sizeof(st->data)) {
+ warn("rlen = %x is too big!\n", rlen);
+ return -EINVAL;
+ }
+
memcpy(st->data, rbuf, rlen);
msleep(1); /* avoid I2C errors */
return usb_control_msg(d->udev, pipe, request,
diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
index 29cc207194b9..2de104736f87 100644
--- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c
@@ -3622,7 +3622,7 @@ static int pvr2_send_request_ex(struct pvr2_hdw *hdw,
pvr2_trace(
PVR2_TRACE_ERROR_LEGS,
"Attempted to execute %d byte control-read transfer (limit=%d)",
- write_len,PVR2_CTL_BUFFSIZE);
+ read_len, PVR2_CTL_BUFFSIZE);
return -EINVAL;
}
if ((!write_len) && (!read_len)) {
diff --git a/drivers/mfd/altera-sysmgr.c b/drivers/mfd/altera-sysmgr.c
index fb5f988e61f3..90c6902d537d 100644
--- a/drivers/mfd/altera-sysmgr.c
+++ b/drivers/mfd/altera-sysmgr.c
@@ -117,6 +117,8 @@ struct regmap *altr_sysmgr_regmap_lookup_by_phandle(struct device_node *np,
sysmgr = dev_get_drvdata(dev);
+ put_device(dev);
+
return sysmgr->regmap;
}
EXPORT_SYMBOL_GPL(altr_sysmgr_regmap_lookup_by_phandle);
diff --git a/drivers/mfd/da9055-core.c b/drivers/mfd/da9055-core.c
index 768302e05baa..bdf6401d32d7 100644
--- a/drivers/mfd/da9055-core.c
+++ b/drivers/mfd/da9055-core.c
@@ -388,6 +388,7 @@ int da9055_device_init(struct da9055 *da9055)
err:
mfd_remove_devices(da9055->dev);
+ regmap_del_irq_chip(da9055->chip_irq, da9055->irq_data);
return ret;
}
diff --git a/drivers/mfd/max77620.c b/drivers/mfd/max77620.c
index e63e8e47d908..9c85fc8197b5 100644
--- a/drivers/mfd/max77620.c
+++ b/drivers/mfd/max77620.c
@@ -253,7 +253,7 @@ static int max77620_irq_global_unmask(void *irq_drv_data)
return ret;
}
-static struct regmap_irq_chip max77620_top_irq_chip = {
+static const struct regmap_irq_chip max77620_top_irq_chip = {
.name = "max77620-top",
.irqs = max77620_top_irqs,
.num_irqs = ARRAY_SIZE(max77620_top_irqs),
@@ -498,6 +498,7 @@ static int max77620_probe(struct i2c_client *client)
const struct i2c_device_id *id = i2c_client_get_device_id(client);
const struct regmap_config *rmap_config;
struct max77620_chip *chip;
+ struct regmap_irq_chip *chip_desc;
const struct mfd_cell *mfd_cells;
int n_mfd_cells;
bool pm_off;
@@ -508,6 +509,14 @@ static int max77620_probe(struct i2c_client *client)
return -ENOMEM;
i2c_set_clientdata(client, chip);
+
+ chip_desc = devm_kmemdup(&client->dev, &max77620_top_irq_chip,
+ sizeof(max77620_top_irq_chip),
+ GFP_KERNEL);
+ if (!chip_desc)
+ return -ENOMEM;
+ chip_desc->irq_drv_data = chip;
+
chip->dev = &client->dev;
chip->chip_irq = client->irq;
chip->chip_id = (enum max77620_chip_id)id->driver_data;
@@ -544,11 +553,9 @@ static int max77620_probe(struct i2c_client *client)
if (ret < 0)
return ret;
- max77620_top_irq_chip.irq_drv_data = chip;
ret = devm_regmap_add_irq_chip(chip->dev, chip->rmap, client->irq,
IRQF_ONESHOT | IRQF_SHARED, 0,
- &max77620_top_irq_chip,
- &chip->top_irq_data);
+ chip_desc, &chip->top_irq_data);
if (ret < 0) {
dev_err(chip->dev, "Failed to add regmap irq: %d\n", ret);
return ret;
diff --git a/drivers/mfd/mt6358-irq.c b/drivers/mfd/mt6358-irq.c
index 49830b526ee8..10a0952615a1 100644
--- a/drivers/mfd/mt6358-irq.c
+++ b/drivers/mfd/mt6358-irq.c
@@ -286,6 +286,7 @@ int mt6358_irq_init(struct mt6397_chip *chip)
if (ret) {
dev_err(chip->dev, "Failed to register IRQ=%d, ret=%d\n",
chip->irq, ret);
+ irq_domain_remove(chip->irq_domain);
return ret;
}
diff --git a/drivers/mfd/mt6397-irq.c b/drivers/mfd/mt6397-irq.c
index 886745b5b607..1e83f7c7ce14 100644
--- a/drivers/mfd/mt6397-irq.c
+++ b/drivers/mfd/mt6397-irq.c
@@ -208,6 +208,7 @@ int mt6397_irq_init(struct mt6397_chip *chip)
if (ret) {
dev_err(chip->dev, "failed to register irq=%d; err: %d\n",
chip->irq, ret);
+ irq_domain_remove(chip->irq_domain);
return ret;
}
diff --git a/drivers/misc/vmw_balloon.c b/drivers/misc/vmw_balloon.c
index 9ce9b9e0e9b6..ad41e9af8102 100644
--- a/drivers/misc/vmw_balloon.c
+++ b/drivers/misc/vmw_balloon.c
@@ -1789,8 +1789,7 @@ static int vmballoon_migratepage(struct balloon_dev_info *b_dev_info,
* @pages_lock . We keep holding @comm_lock since we will need it in a
* second.
*/
- balloon_page_delete(page);
-
+ balloon_page_finalize(page);
put_page(page);
/* Inflate */
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index bc7e2ad37002..9dea5111d48c 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -278,14 +278,14 @@ config MMC_SDHCI_ESDHC_MCF
config MMC_SDHCI_ESDHC_IMX
tristate "SDHCI support for the Freescale eSDHC/uSDHC i.MX controller"
- depends on ARCH_MXC || COMPILE_TEST
+ depends on ARCH_MXC || ARCH_S32 || COMPILE_TEST
depends on MMC_SDHCI_PLTFM
depends on OF
select MMC_SDHCI_IO_ACCESSORS
select MMC_CQHCI
help
This selects the Freescale eSDHC/uSDHC controller support
- found on i.MX25, i.MX35 i.MX5x and i.MX6x.
+ found on i.MX25, i.MX35, i.MX5x, i.MX6x, and S32G.
If you have a controller with this interface, say Y or M here.
diff --git a/drivers/mmc/host/sdhci-msm.c b/drivers/mmc/host/sdhci-msm.c
index 74234ee5f608..0589bbbc064b 100644
--- a/drivers/mmc/host/sdhci-msm.c
+++ b/drivers/mmc/host/sdhci-msm.c
@@ -344,41 +344,43 @@ static void sdhci_msm_v5_variant_writel_relaxed(u32 val,
writel_relaxed(val, host->ioaddr + offset);
}
-static unsigned int msm_get_clock_mult_for_bus_mode(struct sdhci_host *host)
+static unsigned int msm_get_clock_mult_for_bus_mode(struct sdhci_host *host,
+ unsigned int clock,
+ unsigned int timing)
{
- struct mmc_ios ios = host->mmc->ios;
/*
* The SDHC requires internal clock frequency to be double the
* actual clock that will be set for DDR mode. The controller
* uses the faster clock(100/400MHz) for some of its parts and
* send the actual required clock (50/200MHz) to the card.
*/
- if (ios.timing == MMC_TIMING_UHS_DDR50 ||
- ios.timing == MMC_TIMING_MMC_DDR52 ||
- ios.timing == MMC_TIMING_MMC_HS400 ||
+ if (timing == MMC_TIMING_UHS_DDR50 ||
+ timing == MMC_TIMING_MMC_DDR52 ||
+ (timing == MMC_TIMING_MMC_HS400 &&
+ clock == MMC_HS200_MAX_DTR) ||
host->flags & SDHCI_HS400_TUNING)
return 2;
return 1;
}
static void msm_set_clock_rate_for_bus_mode(struct sdhci_host *host,
- unsigned int clock)
+ unsigned int clock,
+ unsigned int timing)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host);
- struct mmc_ios curr_ios = host->mmc->ios;
struct clk *core_clk = msm_host->bulk_clks[0].clk;
unsigned long achieved_rate;
unsigned int desired_rate;
unsigned int mult;
int rc;
- mult = msm_get_clock_mult_for_bus_mode(host);
+ mult = msm_get_clock_mult_for_bus_mode(host, clock, timing);
desired_rate = clock * mult;
rc = dev_pm_opp_set_rate(mmc_dev(host->mmc), desired_rate);
if (rc) {
pr_err("%s: Failed to set clock at rate %u at timing %d\n",
- mmc_hostname(host->mmc), desired_rate, curr_ios.timing);
+ mmc_hostname(host->mmc), desired_rate, timing);
return;
}
@@ -397,7 +399,7 @@ static void msm_set_clock_rate_for_bus_mode(struct sdhci_host *host,
msm_host->clk_rate = desired_rate;
pr_debug("%s: Setting clock at rate %lu at timing %d\n",
- mmc_hostname(host->mmc), achieved_rate, curr_ios.timing);
+ mmc_hostname(host->mmc), achieved_rate, timing);
}
/* Platform specific tuning */
@@ -1239,7 +1241,7 @@ static int sdhci_msm_execute_tuning(struct mmc_host *mmc, u32 opcode)
*/
if (host->flags & SDHCI_HS400_TUNING) {
sdhci_msm_hc_select_mode(host);
- msm_set_clock_rate_for_bus_mode(host, ios.clock);
+ msm_set_clock_rate_for_bus_mode(host, ios.clock, ios.timing);
host->flags &= ~SDHCI_HS400_TUNING;
}
@@ -1864,6 +1866,7 @@ static void sdhci_msm_set_clock(struct sdhci_host *host, unsigned int clock)
{
struct sdhci_pltfm_host *pltfm_host = sdhci_priv(host);
struct sdhci_msm_host *msm_host = sdhci_pltfm_priv(pltfm_host);
+ struct mmc_ios ios = host->mmc->ios;
if (!clock) {
host->mmc->actual_clock = msm_host->clk_rate = 0;
@@ -1872,7 +1875,7 @@ static void sdhci_msm_set_clock(struct sdhci_host *host, unsigned int clock)
sdhci_msm_hc_select_mode(host);
- msm_set_clock_rate_for_bus_mode(host, clock);
+ msm_set_clock_rate_for_bus_mode(host, ios.clock, ios.timing);
out:
__sdhci_msm_set_clock(host, clock);
}
diff --git a/drivers/mtd/lpddr/lpddr_cmds.c b/drivers/mtd/lpddr/lpddr_cmds.c
index 3c3939bc2dad..2a2318230936 100644
--- a/drivers/mtd/lpddr/lpddr_cmds.c
+++ b/drivers/mtd/lpddr/lpddr_cmds.c
@@ -79,7 +79,7 @@ struct mtd_info *lpddr_cmdset(struct map_info *map)
mutex_init(&shared[i].lock);
for (j = 0; j < lpddr->qinfo->HWPartsNum; j++) {
*chip = lpddr->chips[i];
- chip->start += j << lpddr->chipshift;
+ chip->start += (unsigned long)j << lpddr->chipshift;
chip->oldstate = chip->state = FL_READY;
chip->priv = &shared[i];
/* those should be reset too since
@@ -559,7 +559,7 @@ static int lpddr_point(struct mtd_info *mtd, loff_t adr, size_t len,
break;
if ((len + ofs - 1) >> lpddr->chipshift)
- thislen = (1<<lpddr->chipshift) - ofs;
+ thislen = (1UL << lpddr->chipshift) - ofs;
else
thislen = len;
/* get the chip */
@@ -575,7 +575,7 @@ static int lpddr_point(struct mtd_info *mtd, loff_t adr, size_t len,
len -= thislen;
ofs = 0;
- last_end += 1 << lpddr->chipshift;
+ last_end += 1UL << lpddr->chipshift;
chipnum++;
chip = &lpddr->chips[chipnum];
}
@@ -601,7 +601,7 @@ static int lpddr_unpoint (struct mtd_info *mtd, loff_t adr, size_t len)
break;
if ((len + ofs - 1) >> lpddr->chipshift)
- thislen = (1<<lpddr->chipshift) - ofs;
+ thislen = (1UL << lpddr->chipshift) - ofs;
else
thislen = len;
diff --git a/drivers/mtd/nand/raw/lpc32xx_slc.c b/drivers/mtd/nand/raw/lpc32xx_slc.c
index 1c5fa855b9f2..8abad092b058 100644
--- a/drivers/mtd/nand/raw/lpc32xx_slc.c
+++ b/drivers/mtd/nand/raw/lpc32xx_slc.c
@@ -933,6 +933,7 @@ static int lpc32xx_nand_probe(struct platform_device *pdev)
dma_release_channel(host->dma_chan);
enable_wp:
lpc32xx_wp_enable(host);
+ gpiod_put(host->wp_gpio);
return res;
}
@@ -958,6 +959,7 @@ static void lpc32xx_nand_remove(struct platform_device *pdev)
writel(tmp, SLC_CTRL(host->io_base));
lpc32xx_wp_enable(host);
+ gpiod_put(host->wp_gpio);
}
static int lpc32xx_nand_resume(struct platform_device *pdev)
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index 93d8c6da555b..b841a81cb128 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -290,13 +290,16 @@ static const struct marvell_hw_ecc_layout marvell_nfc_layouts[] = {
MARVELL_LAYOUT( 2048, 512, 4, 1, 1, 2048, 32, 30, 0, 0, 0),
MARVELL_LAYOUT( 2048, 512, 8, 2, 1, 1024, 0, 30,1024,32, 30),
MARVELL_LAYOUT( 2048, 512, 8, 2, 1, 1024, 0, 30,1024,64, 30),
- MARVELL_LAYOUT( 2048, 512, 16, 4, 4, 512, 0, 30, 0, 32, 30),
+ MARVELL_LAYOUT( 2048, 512, 12, 3, 2, 704, 0, 30,640, 0, 30),
+ MARVELL_LAYOUT( 2048, 512, 16, 5, 4, 512, 0, 30, 0, 32, 30),
MARVELL_LAYOUT( 4096, 512, 4, 2, 2, 2048, 32, 30, 0, 0, 0),
- MARVELL_LAYOUT( 4096, 512, 8, 4, 4, 1024, 0, 30, 0, 64, 30),
- MARVELL_LAYOUT( 4096, 512, 16, 8, 8, 512, 0, 30, 0, 32, 30),
+ MARVELL_LAYOUT( 4096, 512, 8, 5, 4, 1024, 0, 30, 0, 64, 30),
+ MARVELL_LAYOUT( 4096, 512, 12, 6, 5, 704, 0, 30,576, 32, 30),
+ MARVELL_LAYOUT( 4096, 512, 16, 9, 8, 512, 0, 30, 0, 32, 30),
MARVELL_LAYOUT( 8192, 512, 4, 4, 4, 2048, 0, 30, 0, 0, 0),
- MARVELL_LAYOUT( 8192, 512, 8, 8, 8, 1024, 0, 30, 0, 160, 30),
- MARVELL_LAYOUT( 8192, 512, 16, 16, 16, 512, 0, 30, 0, 32, 30),
+ MARVELL_LAYOUT( 8192, 512, 8, 9, 8, 1024, 0, 30, 0, 160, 30),
+ MARVELL_LAYOUT( 8192, 512, 12, 12, 11, 704, 0, 30,448, 64, 30),
+ MARVELL_LAYOUT( 8192, 512, 16, 17, 16, 512, 0, 30, 0, 32, 30),
};
/**
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 7c3e3d70be8b..fe0b298f8425 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -6450,11 +6450,14 @@ static int nand_scan_tail(struct nand_chip *chip)
ecc->steps = mtd->writesize / ecc->size;
if (!base->ecc.ctx.nsteps)
base->ecc.ctx.nsteps = ecc->steps;
- if (ecc->steps * ecc->size != mtd->writesize) {
- WARN(1, "Invalid ECC parameters\n");
- ret = -EINVAL;
- goto err_nand_manuf_cleanup;
- }
+
+ /*
+ * Validity check: Warn if ECC parameters are not compatible with page size.
+ * Due to the custom handling of ECC blocks in certain controllers the check
+ * may result in an expected failure.
+ */
+ if (ecc->steps * ecc->size != mtd->writesize)
+ pr_warn("ECC parameters may be invalid in reference to underlying NAND chip\n");
if (!ecc->total) {
ecc->total = ecc->steps * ecc->bytes;
diff --git a/drivers/mtd/nand/raw/renesas-nand-controller.c b/drivers/mtd/nand/raw/renesas-nand-controller.c
index a9e79f0acbe2..46af7666b3c9 100644
--- a/drivers/mtd/nand/raw/renesas-nand-controller.c
+++ b/drivers/mtd/nand/raw/renesas-nand-controller.c
@@ -1342,7 +1342,10 @@ static int rnandc_probe(struct platform_device *pdev)
if (IS_ERR(rnandc->regs))
return PTR_ERR(rnandc->regs);
- devm_pm_runtime_enable(&pdev->dev);
+ ret = devm_pm_runtime_enable(&pdev->dev);
+ if (ret)
+ return ret;
+
ret = pm_runtime_resume_and_get(&pdev->dev);
if (ret < 0)
return ret;
diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c
index 72997312c956..a65526a71ce4 100644
--- a/drivers/net/can/usb/gs_usb.c
+++ b/drivers/net/can/usb/gs_usb.c
@@ -1071,7 +1071,7 @@ static int gs_can_open(struct net_device *netdev)
usb_free_urb(urb);
out_usb_kill_anchored_urbs:
if (!parent->active_channels) {
- usb_kill_anchored_urbs(&dev->tx_submitted);
+ usb_kill_anchored_urbs(&parent->rx_submitted);
if (dev->feature & GS_CAN_FEATURE_HW_TIMESTAMP)
gs_usb_timestamp_stop(parent);
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index ffe8db7c2f1f..ee20f6487a02 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1846,6 +1846,9 @@ static int b53_fdb_copy(int port, const struct b53_arl_entry *ent,
if (!ent->is_valid)
return 0;
+ if (is_multicast_ether_addr(ent->mac))
+ return 0;
+
if (port != ent->port)
return 0;
diff --git a/drivers/net/dsa/sja1105/sja1105_static_config.c b/drivers/net/dsa/sja1105/sja1105_static_config.c
index baba204ad62f..2ac91fe2a79b 100644
--- a/drivers/net/dsa/sja1105/sja1105_static_config.c
+++ b/drivers/net/dsa/sja1105/sja1105_static_config.c
@@ -1921,8 +1921,10 @@ int sja1105_table_delete_entry(struct sja1105_table *table, int i)
if (i > table->entry_count)
return -ERANGE;
- memmove(entries + i * entry_size, entries + (i + 1) * entry_size,
- (table->entry_count - i) * entry_size);
+ if (i + 1 < table->entry_count) {
+ memmove(entries + i * entry_size, entries + (i + 1) * entry_size,
+ (table->entry_count - i - 1) * entry_size);
+ }
table->entry_count--;
diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
index 32e633d11348..6d2c401bb246 100644
--- a/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
+++ b/drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c
@@ -2036,6 +2036,7 @@ static void xgbe_set_rx_adap_mode(struct xgbe_prv_data *pdata,
{
if (pdata->rx_adapt_retries++ >= MAX_RX_ADAPT_RETRIES) {
pdata->rx_adapt_retries = 0;
+ pdata->mode_set = false;
return;
}
@@ -2082,6 +2083,7 @@ static void xgbe_rx_adaptation(struct xgbe_prv_data *pdata)
*/
netif_dbg(pdata, link, pdata->netdev, "Block_lock done");
pdata->rx_adapt_done = true;
+ pdata->rx_adapt_retries = 0;
pdata->mode_set = false;
return;
}
diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c
index 1be6d14030bc..ba40549536e4 100644
--- a/drivers/net/ethernet/broadcom/b44.c
+++ b/drivers/net/ethernet/broadcom/b44.c
@@ -1789,6 +1789,9 @@ static int b44_nway_reset(struct net_device *dev)
u32 bmcr;
int r;
+ if (bp->flags & B44_FLAG_EXTERNAL_PHY)
+ return phy_ethtool_nway_reset(dev);
+
spin_lock_irq(&bp->lock);
b44_readphy(bp, MII_BMCR, &bmcr);
b44_readphy(bp, MII_BMCR, &bmcr);
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index bf7b5d1d5616..5cbda8ccdbf0 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -759,7 +759,6 @@ static void macb_mac_link_up(struct phylink_config *config,
/* Initialize rings & buffers as clearing MACB_BIT(TE) in link down
* cleared the pipeline and control registers.
*/
- bp->macbgem_ops.mog_init_rings(bp);
macb_init_buffers(bp);
for (q = 0, queue = bp->queues; q < bp->num_queues; ++q, ++queue)
@@ -2953,6 +2952,8 @@ static int macb_open(struct net_device *dev)
goto pm_exit;
}
+ bp->macbgem_ops.mog_init_rings(bp);
+
for (q = 0, queue = bp->queues; q < bp->num_queues; ++q, ++queue) {
napi_enable(&queue->napi_rx);
napi_enable(&queue->napi_tx);
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c
index 7accf3a3e9f0..e3ab6f4f8dbb 100644
--- a/drivers/net/ethernet/freescale/enetc/enetc.c
+++ b/drivers/net/ethernet/freescale/enetc/enetc.c
@@ -1429,7 +1429,8 @@ int enetc_xdp_xmit(struct net_device *ndev, int num_frames,
int xdp_tx_bd_cnt, i, k;
int xdp_tx_frm_cnt = 0;
- if (unlikely(test_bit(ENETC_TX_DOWN, &priv->flags)))
+ if (unlikely(test_bit(ENETC_TX_DOWN, &priv->flags) ||
+ !netif_carrier_ok(ndev)))
return -ENETDOWN;
enetc_lock_mdio();
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index ee0306ab9771..7efe4e81cf32 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3935,7 +3935,12 @@ static int fec_enet_txq_xmit_frame(struct fec_enet_private *fep,
txq->bd.cur = bdp;
/* Trigger transmission start */
- writel(0, txq->bd.reg_desc_active);
+ if (!(fep->quirks & FEC_QUIRK_ERR007885) ||
+ !readl(txq->bd.reg_desc_active) ||
+ !readl(txq->bd.reg_desc_active) ||
+ !readl(txq->bd.reg_desc_active) ||
+ !readl(txq->bd.reg_desc_active))
+ writel(0, txq->bd.reg_desc_active);
return 0;
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
index 2fa64099e8be..2df0c6305b90 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
@@ -10479,6 +10479,9 @@ int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
bool writen_to_tbl = false;
int ret = 0;
+ if (vlan_id >= VLAN_N_VID)
+ return -EINVAL;
+
/* When device is resetting or reset failed, firmware is unable to
* handle mailbox. Just record the vlan id, and remove it after
* reset finished.
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
index 61e155c4d441..a961e90a85a6 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
@@ -193,10 +193,10 @@ static int hclge_get_ring_chain_from_mbx(
return -EINVAL;
for (i = 0; i < ring_num; i++) {
- if (req->msg.param[i].tqp_index >= vport->nic.kinfo.rss_size) {
+ if (req->msg.param[i].tqp_index >= vport->nic.kinfo.num_tqps) {
dev_err(&hdev->pdev->dev, "tqp index(%u) is out of range(0-%u)\n",
req->msg.param[i].tqp_index,
- vport->nic.kinfo.rss_size - 1U);
+ vport->nic.kinfo.num_tqps - 1U);
return -EINVAL;
}
}
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
index 68a9aeeed3da..c7e5b83ac4a8 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
@@ -333,12 +333,12 @@ static int hclgevf_knic_setup(struct hclgevf_dev *hdev)
new_tqps = kinfo->rss_size * num_tc;
kinfo->num_tqps = min(new_tqps, hdev->num_tqps);
- kinfo->tqp = devm_kcalloc(&hdev->pdev->dev, kinfo->num_tqps,
+ kinfo->tqp = devm_kcalloc(&hdev->pdev->dev, hdev->num_tqps,
sizeof(struct hnae3_queue *), GFP_KERNEL);
if (!kinfo->tqp)
return -ENOMEM;
- for (i = 0; i < kinfo->num_tqps; i++) {
+ for (i = 0; i < hdev->num_tqps; i++) {
hdev->htqp[i].q.handle = &hdev->nic;
hdev->htqp[i].q.tqp_index = i;
kinfo->tqp[i] = &hdev->htqp[i].q;
diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c
index da6e303ad99b..d015a0a85f07 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -4091,7 +4091,15 @@ static bool e1000_tbi_should_accept(struct e1000_adapter *adapter,
u32 length, const u8 *data)
{
struct e1000_hw *hw = &adapter->hw;
- u8 last_byte = *(data + length - 1);
+ u8 last_byte;
+
+ /* Guard against OOB on data[length - 1] */
+ if (unlikely(!length))
+ return false;
+ /* Upper bound: length must not exceed rx_buffer_len */
+ if (unlikely(length > adapter->rx_buffer_len))
+ return false;
+ last_byte = *(data + length - 1);
if (TBI_ACCEPT(hw, status, errors, length, last_byte)) {
unsigned long irq_flags;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index affdbd3ee76c..8a0eb51fe974 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -2260,6 +2260,7 @@ static void i40e_set_rx_mode(struct net_device *netdev)
vsi->flags |= I40E_VSI_FLAG_FILTER_CHANGED;
set_bit(__I40E_MACVLAN_SYNC_PENDING, vsi->back->state);
}
+ i40e_service_event_schedule(vsi->back);
}
/**
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index fde8d7b80ca6..f6a748ae1c95 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -1750,11 +1750,11 @@ static int iavf_config_rss_reg(struct iavf_adapter *adapter)
u16 i;
dw = (u32 *)adapter->rss_key;
- for (i = 0; i <= adapter->rss_key_size / 4; i++)
+ for (i = 0; i < adapter->rss_key_size / 4; i++)
wr32(hw, IAVF_VFQF_HKEY(i), dw[i]);
dw = (u32 *)adapter->rss_lut;
- for (i = 0; i <= adapter->rss_lut_size / 4; i++)
+ for (i = 0; i < adapter->rss_lut_size / 4; i++)
wr32(hw, IAVF_VFQF_HLUT(i), dw[i]);
iavf_flush(hw);
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
index 532e84bc38c7..bd01c538f208 100644
--- a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ethtool.c
@@ -432,6 +432,14 @@ static int otx2_set_ringparam(struct net_device *netdev,
*/
if (rx_count < pfvf->hw.rq_skid)
rx_count = pfvf->hw.rq_skid;
+
+ if (ring->rx_pending < 16) {
+ netdev_err(netdev,
+ "rx ring size %u invalid, min is 16\n",
+ ring->rx_pending);
+ return -EINVAL;
+ }
+
rx_count = Q_COUNT(Q_SIZE(rx_count, 3));
/* Due pipelining impact minimum 2000 unused SQ CQE's
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
index 8489b5087d9c..b2532b1c9565 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c
@@ -144,6 +144,11 @@ static int mlx5_devlink_reload_down(struct devlink *devlink, bool netns_change,
bool sf_dev_allocated;
int ret = 0;
+ if (mlx5_fw_reset_in_progress(dev)) {
+ NL_SET_ERR_MSG_MOD(extack, "Can't reload during firmware reset");
+ return -EBUSY;
+ }
+
if (mlx5_dev_is_lightweight(dev)) {
if (action != DEVLINK_RELOAD_ACTION_DRIVER_REINIT)
return -EOPNOTSUPP;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
index 85d3bfa0780c..0a33ab5f53fd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.c
@@ -33,6 +33,7 @@
#include "lib/eq.h"
#include "fw_tracer.h"
#include "fw_tracer_tracepoint.h"
+#include <linux/ctype.h>
static int mlx5_query_mtrc_caps(struct mlx5_fw_tracer *tracer)
{
@@ -358,6 +359,47 @@ static const char *VAL_PARM = "%llx";
static const char *REPLACE_64_VAL_PARM = "%x%x";
static const char *PARAM_CHAR = "%";
+static bool mlx5_is_valid_spec(const char *str)
+{
+ /* Parse format specifiers to find the actual type.
+ * Structure: %[flags][width][.precision][length]type
+ * Skip flags, width, precision & length.
+ */
+ while (isdigit(*str) || *str == '#' || *str == '.' || *str == 'l')
+ str++;
+
+ /* Check if it's a valid integer/hex specifier or %%:
+ * Valid formats: %x, %d, %i, %u, etc.
+ */
+ if (*str != 'x' && *str != 'X' && *str != 'd' && *str != 'i' &&
+ *str != 'u' && *str != 'c' && *str != '%')
+ return false;
+
+ return true;
+}
+
+static bool mlx5_tracer_validate_params(const char *str)
+{
+ const char *substr = str;
+
+ if (!str)
+ return false;
+
+ substr = strstr(substr, PARAM_CHAR);
+ while (substr) {
+ if (!mlx5_is_valid_spec(substr + 1))
+ return false;
+
+ if (*(substr + 1) == '%')
+ substr = strstr(substr + 2, PARAM_CHAR);
+ else
+ substr = strstr(substr + 1, PARAM_CHAR);
+
+ }
+
+ return true;
+}
+
static int mlx5_tracer_message_hash(u32 message_id)
{
return jhash_1word(message_id, 0) & (MESSAGE_HASH_SIZE - 1);
@@ -419,6 +461,10 @@ static int mlx5_tracer_get_num_of_params(char *str)
char *substr, *pstr = str;
int num_of_params = 0;
+ /* Validate that all parameters are valid before processing */
+ if (!mlx5_tracer_validate_params(str))
+ return -EINVAL;
+
/* replace %llx with %x%x */
substr = strstr(pstr, VAL_PARM);
while (substr) {
@@ -427,11 +473,15 @@ static int mlx5_tracer_get_num_of_params(char *str)
substr = strstr(pstr, VAL_PARM);
}
- /* count all the % characters */
+ /* count all the % characters, but skip %% (escaped percent) */
substr = strstr(str, PARAM_CHAR);
while (substr) {
- num_of_params += 1;
- str = substr + 1;
+ if (*(substr + 1) != '%') {
+ num_of_params += 1;
+ str = substr + 1;
+ } else {
+ str = substr + 2;
+ }
substr = strstr(str, PARAM_CHAR);
}
@@ -570,14 +620,17 @@ void mlx5_tracer_print_trace(struct tracer_string_format *str_frmt,
{
char tmp[512];
- snprintf(tmp, sizeof(tmp), str_frmt->string,
- str_frmt->params[0],
- str_frmt->params[1],
- str_frmt->params[2],
- str_frmt->params[3],
- str_frmt->params[4],
- str_frmt->params[5],
- str_frmt->params[6]);
+ if (str_frmt->invalid_string)
+ snprintf(tmp, sizeof(tmp), "BAD_FORMAT: %s", str_frmt->string);
+ else
+ snprintf(tmp, sizeof(tmp), str_frmt->string,
+ str_frmt->params[0],
+ str_frmt->params[1],
+ str_frmt->params[2],
+ str_frmt->params[3],
+ str_frmt->params[4],
+ str_frmt->params[5],
+ str_frmt->params[6]);
trace_mlx5_fw(dev->tracer, trace_timestamp, str_frmt->lost,
str_frmt->event_id, tmp);
@@ -609,6 +662,13 @@ static int mlx5_tracer_handle_raw_string(struct mlx5_fw_tracer *tracer,
return 0;
}
+static void mlx5_tracer_handle_bad_format_string(struct mlx5_fw_tracer *tracer,
+ struct tracer_string_format *cur_string)
+{
+ cur_string->invalid_string = true;
+ list_add_tail(&cur_string->list, &tracer->ready_strings_list);
+}
+
static int mlx5_tracer_handle_string_trace(struct mlx5_fw_tracer *tracer,
struct tracer_event *tracer_event)
{
@@ -619,12 +679,18 @@ static int mlx5_tracer_handle_string_trace(struct mlx5_fw_tracer *tracer,
if (!cur_string)
return mlx5_tracer_handle_raw_string(tracer, tracer_event);
- cur_string->num_of_params = mlx5_tracer_get_num_of_params(cur_string->string);
- cur_string->last_param_num = 0;
cur_string->event_id = tracer_event->event_id;
cur_string->tmsn = tracer_event->string_event.tmsn;
cur_string->timestamp = tracer_event->string_event.timestamp;
cur_string->lost = tracer_event->lost_event;
+ cur_string->last_param_num = 0;
+ cur_string->num_of_params = mlx5_tracer_get_num_of_params(cur_string->string);
+ if (cur_string->num_of_params < 0) {
+ pr_debug("%s Invalid format string parameters\n",
+ __func__);
+ mlx5_tracer_handle_bad_format_string(tracer, cur_string);
+ return 0;
+ }
if (cur_string->num_of_params == 0) /* trace with no params */
list_add_tail(&cur_string->list, &tracer->ready_strings_list);
} else {
@@ -634,6 +700,11 @@ static int mlx5_tracer_handle_string_trace(struct mlx5_fw_tracer *tracer,
__func__, tracer_event->string_event.tmsn);
return mlx5_tracer_handle_raw_string(tracer, tracer_event);
}
+ if (cur_string->num_of_params < 0) {
+ pr_debug("%s string parameter of invalid string, dumping\n",
+ __func__);
+ return 0;
+ }
cur_string->last_param_num += 1;
if (cur_string->last_param_num > TRACER_MAX_PARAMS) {
pr_debug("%s Number of params exceeds the max (%d)\n",
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h
index 5c548bb74f07..30d0bcba8847 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fw_tracer.h
@@ -125,6 +125,7 @@ struct tracer_string_format {
struct list_head list;
u32 timestamp;
bool lost;
+ bool invalid_string;
};
enum mlx5_fw_tracer_ownership_state {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 86fb8197594f..c218593dc40f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -51,6 +51,7 @@
#include "devlink.h"
#include "lag/lag.h"
#include "en/tc/post_meter.h"
+#include "fw_reset.h"
/* There are two match-all miss flows, one for unicast dst mac and
* one for multicast.
@@ -3716,6 +3717,11 @@ int mlx5_devlink_eswitch_mode_set(struct devlink *devlink, u16 mode,
if (IS_ERR(esw))
return PTR_ERR(esw);
+ if (mlx5_fw_reset_in_progress(esw->dev)) {
+ NL_SET_ERR_MSG_MOD(extack, "Can't change eswitch mode during firmware reset");
+ return -EBUSY;
+ }
+
if (esw_mode_from_devlink(mode, &mlx5_mode))
return -EINVAL;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
index 4d64d179b5dd..f7e139279f5f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.c
@@ -15,6 +15,7 @@ enum {
MLX5_FW_RESET_FLAGS_DROP_NEW_REQUESTS,
MLX5_FW_RESET_FLAGS_RELOAD_REQUIRED,
MLX5_FW_RESET_FLAGS_UNLOAD_EVENT,
+ MLX5_FW_RESET_FLAGS_RESET_IN_PROGRESS,
};
struct mlx5_fw_reset {
@@ -125,6 +126,16 @@ int mlx5_fw_reset_query(struct mlx5_core_dev *dev, u8 *reset_level, u8 *reset_ty
return mlx5_reg_mfrl_query(dev, reset_level, reset_type, NULL, NULL);
}
+bool mlx5_fw_reset_in_progress(struct mlx5_core_dev *dev)
+{
+ struct mlx5_fw_reset *fw_reset = dev->priv.fw_reset;
+
+ if (!fw_reset)
+ return false;
+
+ return test_bit(MLX5_FW_RESET_FLAGS_RESET_IN_PROGRESS, &fw_reset->reset_flags);
+}
+
static int mlx5_fw_reset_get_reset_method(struct mlx5_core_dev *dev,
u8 *reset_method)
{
@@ -240,6 +251,8 @@ static void mlx5_fw_reset_complete_reload(struct mlx5_core_dev *dev)
BIT(DEVLINK_RELOAD_ACTION_FW_ACTIVATE));
devl_unlock(devlink);
}
+
+ clear_bit(MLX5_FW_RESET_FLAGS_RESET_IN_PROGRESS, &fw_reset->reset_flags);
}
static void mlx5_stop_sync_reset_poll(struct mlx5_core_dev *dev)
@@ -396,7 +409,8 @@ static int mlx5_check_dev_ids(struct mlx5_core_dev *dev, u16 dev_id)
return 0;
}
-static bool mlx5_is_reset_now_capable(struct mlx5_core_dev *dev)
+static bool mlx5_is_reset_now_capable(struct mlx5_core_dev *dev,
+ u8 reset_method)
{
u16 dev_id;
int err;
@@ -412,9 +426,11 @@ static bool mlx5_is_reset_now_capable(struct mlx5_core_dev *dev)
}
#if IS_ENABLED(CONFIG_HOTPLUG_PCI_PCIE)
- err = mlx5_check_hotplug_interrupt(dev);
- if (err)
- return false;
+ if (reset_method != MLX5_MFRL_REG_PCI_RESET_METHOD_HOT_RESET) {
+ err = mlx5_check_hotplug_interrupt(dev);
+ if (err)
+ return false;
+ }
#endif
err = pci_read_config_word(dev->pdev, PCI_DEVICE_ID, &dev_id);
@@ -428,27 +444,48 @@ static void mlx5_sync_reset_request_event(struct work_struct *work)
struct mlx5_fw_reset *fw_reset = container_of(work, struct mlx5_fw_reset,
reset_request_work);
struct mlx5_core_dev *dev = fw_reset->dev;
+ bool nack_request = false;
+ struct devlink *devlink;
int err;
err = mlx5_fw_reset_get_reset_method(dev, &fw_reset->reset_method);
- if (err)
+ if (err) {
+ nack_request = true;
mlx5_core_warn(dev, "Failed reading MFRL, err %d\n", err);
+ } else if (!mlx5_is_reset_now_capable(dev, fw_reset->reset_method) ||
+ test_bit(MLX5_FW_RESET_FLAGS_NACK_RESET_REQUEST,
+ &fw_reset->reset_flags)) {
+ nack_request = true;
+ }
- if (err || test_bit(MLX5_FW_RESET_FLAGS_NACK_RESET_REQUEST, &fw_reset->reset_flags) ||
- !mlx5_is_reset_now_capable(dev)) {
+ devlink = priv_to_devlink(dev);
+ /* For external resets, try to acquire devl_lock. Skip if devlink reset is
+ * pending (lock already held)
+ */
+ if (nack_request ||
+ (!test_bit(MLX5_FW_RESET_FLAGS_PENDING_COMP,
+ &fw_reset->reset_flags) &&
+ !devl_trylock(devlink))) {
err = mlx5_fw_reset_set_reset_sync_nack(dev);
mlx5_core_warn(dev, "PCI Sync FW Update Reset Nack %s",
err ? "Failed" : "Sent");
return;
}
+
if (mlx5_sync_reset_set_reset_requested(dev))
- return;
+ goto unlock;
+
+ set_bit(MLX5_FW_RESET_FLAGS_RESET_IN_PROGRESS, &fw_reset->reset_flags);
err = mlx5_fw_reset_set_reset_sync_ack(dev);
if (err)
mlx5_core_warn(dev, "PCI Sync FW Update Reset Ack Failed. Error code: %d\n", err);
else
mlx5_core_warn(dev, "PCI Sync FW Update Reset Ack. Device reset is expected.\n");
+
+unlock:
+ if (!test_bit(MLX5_FW_RESET_FLAGS_PENDING_COMP, &fw_reset->reset_flags))
+ devl_unlock(devlink);
}
static int mlx5_pci_link_toggle(struct mlx5_core_dev *dev, u16 dev_id)
@@ -682,6 +719,8 @@ static void mlx5_sync_reset_abort_event(struct work_struct *work)
if (mlx5_sync_reset_clear_reset_requested(dev, true))
return;
+
+ clear_bit(MLX5_FW_RESET_FLAGS_RESET_IN_PROGRESS, &fw_reset->reset_flags);
mlx5_core_warn(dev, "PCI Sync FW Update Reset Aborted.\n");
}
@@ -718,6 +757,7 @@ static void mlx5_sync_reset_timeout_work(struct work_struct *work)
if (mlx5_sync_reset_clear_reset_requested(dev, true))
return;
+ clear_bit(MLX5_FW_RESET_FLAGS_RESET_IN_PROGRESS, &fw_reset->reset_flags);
mlx5_core_warn(dev, "PCI Sync FW Update Reset Timeout.\n");
}
@@ -804,7 +844,8 @@ void mlx5_drain_fw_reset(struct mlx5_core_dev *dev)
cancel_work_sync(&fw_reset->reset_reload_work);
cancel_work_sync(&fw_reset->reset_now_work);
cancel_work_sync(&fw_reset->reset_abort_work);
- cancel_delayed_work(&fw_reset->reset_timeout_work);
+ if (test_bit(MLX5_FW_RESET_FLAGS_RESET_REQUESTED, &fw_reset->reset_flags))
+ mlx5_sync_reset_clear_reset_requested(dev, true);
}
static const struct devlink_param mlx5_fw_reset_devlink_params[] = {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.h b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.h
index d5b28525c960..2d96b2adc1cd 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fw_reset.h
@@ -10,6 +10,7 @@ int mlx5_fw_reset_query(struct mlx5_core_dev *dev, u8 *reset_level, u8 *reset_ty
int mlx5_fw_reset_set_reset_sync(struct mlx5_core_dev *dev, u8 reset_type_sel,
struct netlink_ext_ack *extack);
int mlx5_fw_reset_set_live_patch(struct mlx5_core_dev *dev);
+bool mlx5_fw_reset_in_progress(struct mlx5_core_dev *dev);
int mlx5_fw_reset_wait_reset_done(struct mlx5_core_dev *dev);
void mlx5_sync_reset_unload_flow(struct mlx5_core_dev *dev, bool locked);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 8a11e410f7c1..df6eeb0f57bc 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -2164,6 +2164,7 @@ static void shutdown(struct pci_dev *pdev)
mlx5_core_info(dev, "Shutdown was called\n");
set_bit(MLX5_BREAK_FW_WAIT, &dev->intf_state);
+ mlx5_drain_fw_reset(dev);
mlx5_drain_health_wq(dev);
err = mlx5_try_fast_unload(dev);
if (err)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c
index 5afe6b155ef0..81935f87bfcd 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c
@@ -440,7 +440,9 @@ int mlxsw_sp_mr_route_add(struct mlxsw_sp_mr_table *mr_table,
rhashtable_remove_fast(&mr_table->route_ht,
&mr_orig_route->ht_node,
mlxsw_sp_mr_route_ht_params);
+ mutex_lock(&mr_table->route_list_lock);
list_del(&mr_orig_route->node);
+ mutex_unlock(&mr_table->route_list_lock);
mlxsw_sp_mr_route_destroy(mr_table, mr_orig_route);
}
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 0534b10e29c5..4cd79473ace5 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -2264,6 +2264,7 @@ mlxsw_sp_neigh_entry_alloc(struct mlxsw_sp *mlxsw_sp, struct neighbour *n,
if (!neigh_entry)
return NULL;
+ neigh_hold(n);
neigh_entry->key.n = n;
neigh_entry->rif = rif;
INIT_LIST_HEAD(&neigh_entry->nexthop_list);
@@ -2273,6 +2274,7 @@ mlxsw_sp_neigh_entry_alloc(struct mlxsw_sp *mlxsw_sp, struct neighbour *n,
static void mlxsw_sp_neigh_entry_free(struct mlxsw_sp_neigh_entry *neigh_entry)
{
+ neigh_release(neigh_entry->key.n);
kfree(neigh_entry);
}
@@ -2857,6 +2859,11 @@ static int mlxsw_sp_router_schedule_work(struct net *net,
if (!net_work)
return NOTIFY_BAD;
+ /* Take a reference to ensure the neighbour won't be destructed until
+ * we drop the reference in the work item.
+ */
+ neigh_clone(n);
+
INIT_WORK(&net_work->work, cb);
net_work->mlxsw_sp = router->mlxsw_sp;
net_work->n = n;
@@ -2880,11 +2887,6 @@ static int mlxsw_sp_router_schedule_neigh_work(struct mlxsw_sp_router *router,
struct net *net;
net = neigh_parms_net(n->parms);
-
- /* Take a reference to ensure the neighbour won't be destructed until we
- * drop the reference in delayed work.
- */
- neigh_clone(n);
return mlxsw_sp_router_schedule_work(net, router, n,
mlxsw_sp_router_neigh_event_work);
}
@@ -4203,6 +4205,8 @@ mlxsw_sp_nexthop_dead_neigh_replace(struct mlxsw_sp *mlxsw_sp,
if (err)
goto err_neigh_entry_insert;
+ neigh_release(old_n);
+
read_lock_bh(&n->lock);
nud_state = n->nud_state;
dead = n->dead;
@@ -4211,14 +4215,10 @@ mlxsw_sp_nexthop_dead_neigh_replace(struct mlxsw_sp *mlxsw_sp,
list_for_each_entry(nh, &neigh_entry->nexthop_list,
neigh_list_node) {
- neigh_release(old_n);
- neigh_clone(n);
__mlxsw_sp_nexthop_neigh_update(nh, !entry_connected);
mlxsw_sp_nexthop_group_refresh(mlxsw_sp, nh->nhgi->nh_grp);
}
- neigh_release(n);
-
return 0;
err_neigh_entry_insert:
@@ -4311,6 +4311,11 @@ static int mlxsw_sp_nexthop_neigh_init(struct mlxsw_sp *mlxsw_sp,
}
}
+ /* Release the reference taken by neigh_lookup() / neigh_create() since
+ * neigh_entry already holds one.
+ */
+ neigh_release(n);
+
/* If that is the first nexthop connected to that neigh, add to
* nexthop_neighs_list
*/
@@ -4337,11 +4342,9 @@ static void mlxsw_sp_nexthop_neigh_fini(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_nexthop *nh)
{
struct mlxsw_sp_neigh_entry *neigh_entry = nh->neigh_entry;
- struct neighbour *n;
if (!neigh_entry)
return;
- n = neigh_entry->key.n;
__mlxsw_sp_nexthop_neigh_update(nh, true);
list_del(&nh->neigh_list_node);
@@ -4355,8 +4358,6 @@ static void mlxsw_sp_nexthop_neigh_fini(struct mlxsw_sp *mlxsw_sp,
if (!neigh_entry->connected && list_empty(&neigh_entry->nexthop_list))
mlxsw_sp_neigh_entry_destroy(mlxsw_sp, neigh_entry);
-
- neigh_release(n);
}
static bool mlxsw_sp_ipip_netdev_ul_up(struct net_device *ol_dev)
diff --git a/drivers/net/ethernet/microchip/lan743x_main.c b/drivers/net/ethernet/microchip/lan743x_main.c
index 781440d5756f..8910928b3849 100644
--- a/drivers/net/ethernet/microchip/lan743x_main.c
+++ b/drivers/net/ethernet/microchip/lan743x_main.c
@@ -2633,8 +2633,7 @@ static int lan743x_rx_process_buffer(struct lan743x_rx *rx)
/* save existing skb, allocate new skb and map to dma */
skb = buffer_info->skb;
- if (lan743x_rx_init_ring_element(rx, rx->last_head,
- GFP_ATOMIC | GFP_DMA)) {
+ if (lan743x_rx_init_ring_element(rx, rx->last_head, GFP_ATOMIC)) {
/* failed to allocate next skb.
* Memory is very low.
* Drop this packet and reuse buffer.
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index f4353ccb1b87..2e731b5587a2 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -2581,9 +2581,6 @@ static void rtl_wol_enable_rx(struct rtl8169_private *tp)
static void rtl_prepare_power_down(struct rtl8169_private *tp)
{
- if (tp->dash_enabled)
- return;
-
if (tp->mac_version == RTL_GIGA_MAC_VER_32 ||
tp->mac_version == RTL_GIGA_MAC_VER_33)
rtl_ephy_write(tp, 0x19, 0xff64);
@@ -4721,7 +4718,7 @@ static void rtl8169_down(struct rtl8169_private *tp)
rtl_disable_exit_l1(tp);
rtl_prepare_power_down(tp);
- if (tp->dash_type != RTL_DASH_NONE)
+ if (tp->dash_type != RTL_DASH_NONE && !tp->saved_wolopts)
rtl8168_driver_stop(tp);
}
diff --git a/drivers/net/ethernet/smsc/smc91x.c b/drivers/net/ethernet/smsc/smc91x.c
index 032eccf8eb42..7c2fdd02f1d3 100644
--- a/drivers/net/ethernet/smsc/smc91x.c
+++ b/drivers/net/ethernet/smsc/smc91x.c
@@ -515,15 +515,7 @@ static inline void smc_rcv(struct net_device *dev)
* any other concurrent access and C would always interrupt B. But life
* isn't that easy in a SMP world...
*/
-#define smc_special_trylock(lock, flags) \
-({ \
- int __ret; \
- local_irq_save(flags); \
- __ret = spin_trylock(lock); \
- if (!__ret) \
- local_irq_restore(flags); \
- __ret; \
-})
+#define smc_special_trylock(lock, flags) spin_trylock_irqsave(lock, flags)
#define smc_special_lock(lock, flags) spin_lock_irqsave(lock, flags)
#define smc_special_unlock(lock, flags) spin_unlock_irqrestore(lock, flags)
#else
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
index 8fd167501fa0..0afd4644a985 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac5.c
@@ -597,6 +597,11 @@ int dwmac5_est_configure(void __iomem *ioaddr, struct stmmac_est *cfg,
int i, ret = 0x0;
u32 ctrl;
+ if (!ptp_rate) {
+ pr_warn("Dwmac5: Invalid PTP rate");
+ return -EINVAL;
+ }
+
ret |= dwmac5_est_write(ioaddr, BTR_LOW, cfg->btr[0], false);
ret |= dwmac5_est_write(ioaddr, BTR_HIGH, cfg->btr[1], false);
ret |= dwmac5_est_write(ioaddr, TER, cfg->ter, false);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index 0bcb378fa0bc..aab02328a613 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -1537,6 +1537,11 @@ static int dwxgmac3_est_configure(void __iomem *ioaddr, struct stmmac_est *cfg,
int i, ret = 0x0;
u32 ctrl;
+ if (!ptp_rate) {
+ pr_warn("Dwxgmac2: Invalid PTP rate");
+ return -EINVAL;
+ }
+
ret |= dwxgmac3_est_write(ioaddr, XGMAC_BTR_LOW, cfg->btr[0], false);
ret |= dwxgmac3_est_write(ioaddr, XGMAC_BTR_HIGH, cfg->btr[1], false);
ret |= dwxgmac3_est_write(ioaddr, XGMAC_TER, cfg->ter, false);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 56a61599d0b6..7a8861d77e04 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -87,6 +87,7 @@ MODULE_PARM_DESC(phyaddr, "Physical device address");
#define STMMAC_XDP_CONSUMED BIT(0)
#define STMMAC_XDP_TX BIT(1)
#define STMMAC_XDP_REDIRECT BIT(2)
+#define STMMAC_XSK_CONSUMED BIT(3)
static int flow_ctrl = FLOW_AUTO;
module_param(flow_ctrl, int, 0644);
@@ -4875,6 +4876,7 @@ static int stmmac_xdp_get_tx_queue(struct stmmac_priv *priv,
static int stmmac_xdp_xmit_back(struct stmmac_priv *priv,
struct xdp_buff *xdp)
{
+ bool zc = !!(xdp->rxq->mem.type == MEM_TYPE_XSK_BUFF_POOL);
struct xdp_frame *xdpf = xdp_convert_buff_to_frame(xdp);
int cpu = smp_processor_id();
struct netdev_queue *nq;
@@ -4891,9 +4893,18 @@ static int stmmac_xdp_xmit_back(struct stmmac_priv *priv,
/* Avoids TX time-out as we are sharing with slow path */
txq_trans_cond_update(nq);
- res = stmmac_xdp_xmit_xdpf(priv, queue, xdpf, false);
- if (res == STMMAC_XDP_TX)
+ /* For zero copy XDP_TX action, dma_map is true */
+ res = stmmac_xdp_xmit_xdpf(priv, queue, xdpf, zc);
+ if (res == STMMAC_XDP_TX) {
stmmac_flush_tx_descriptors(priv, queue);
+ } else if (res == STMMAC_XDP_CONSUMED && zc) {
+ /* xdp has been freed by xdp_convert_buff_to_frame(),
+ * no need to call xsk_buff_free() again, so return
+ * STMMAC_XSK_CONSUMED.
+ */
+ res = STMMAC_XSK_CONSUMED;
+ xdp_return_frame(xdpf);
+ }
__netif_tx_unlock(nq);
@@ -5141,10 +5152,10 @@ static int stmmac_rx_zc(struct stmmac_priv *priv, int limit, u32 queue)
len = 0;
}
+read_again:
if (count >= limit)
break;
-read_again:
buf1_len = 0;
entry = next_entry;
buf = &rx_q->buf_pool[entry];
@@ -5239,6 +5250,8 @@ static int stmmac_rx_zc(struct stmmac_priv *priv, int limit, u32 queue)
break;
case STMMAC_XDP_CONSUMED:
xsk_buff_free(buf->xdp);
+ fallthrough;
+ case STMMAC_XSK_CONSUMED:
rx_dropped++;
break;
case STMMAC_XDP_TX:
diff --git a/drivers/net/fjes/fjes_hw.c b/drivers/net/fjes/fjes_hw.c
index b9b5554ea862..5ad2673f213d 100644
--- a/drivers/net/fjes/fjes_hw.c
+++ b/drivers/net/fjes/fjes_hw.c
@@ -334,7 +334,7 @@ int fjes_hw_init(struct fjes_hw *hw)
ret = fjes_hw_reset(hw);
if (ret)
- return ret;
+ goto err_iounmap;
fjes_hw_set_irqmask(hw, REG_ICTL_MASK_ALL, true);
@@ -347,8 +347,10 @@ int fjes_hw_init(struct fjes_hw *hw)
hw->max_epid = fjes_hw_get_max_epid(hw);
hw->my_epid = fjes_hw_get_my_epid(hw);
- if ((hw->max_epid == 0) || (hw->my_epid >= hw->max_epid))
- return -ENXIO;
+ if ((hw->max_epid == 0) || (hw->my_epid >= hw->max_epid)) {
+ ret = -ENXIO;
+ goto err_iounmap;
+ }
ret = fjes_hw_setup(hw);
@@ -356,6 +358,10 @@ int fjes_hw_init(struct fjes_hw *hw)
hw->hw_info.trace_size = FJES_DEBUG_BUFFER_SIZE;
return ret;
+
+err_iounmap:
+ fjes_hw_iounmap(hw);
+ return ret;
}
void fjes_hw_exit(struct fjes_hw *hw)
diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c
index ca62188a317a..83bd65a22770 100644
--- a/drivers/net/ipvlan/ipvlan_core.c
+++ b/drivers/net/ipvlan/ipvlan_core.c
@@ -737,6 +737,9 @@ static rx_handler_result_t ipvlan_handle_mode_l2(struct sk_buff **pskb,
struct ethhdr *eth = eth_hdr(skb);
rx_handler_result_t ret = RX_HANDLER_PASS;
+ if (unlikely(skb->pkt_type == PACKET_LOOPBACK))
+ return RX_HANDLER_PASS;
+
if (is_multicast_ether_addr(eth->h_dest)) {
if (ipvlan_external_frame(skb, port)) {
struct sk_buff *nskb = skb_clone(skb, GFP_ATOMIC);
diff --git a/drivers/net/mdio/mdio-aspeed.c b/drivers/net/mdio/mdio-aspeed.c
index c727103c8b05..339198a4dbc0 100644
--- a/drivers/net/mdio/mdio-aspeed.c
+++ b/drivers/net/mdio/mdio-aspeed.c
@@ -63,6 +63,13 @@ static int aspeed_mdio_op(struct mii_bus *bus, u8 st, u8 op, u8 phyad, u8 regad,
iowrite32(ctrl, ctx->base + ASPEED_MDIO_CTRL);
+ /* Workaround for read-after-write issue.
+ * The controller may return stale data if a read follows immediately
+ * after a write. A dummy read forces the hardware to update its
+ * internal state, ensuring that the next real read returns correct data.
+ */
+ ioread32(ctx->base + ASPEED_MDIO_CTRL);
+
return readl_poll_timeout(ctx->base + ASPEED_MDIO_CTRL, ctrl,
!(ctrl & ASPEED_MDIO_CTRL_FIRE),
ASPEED_MDIO_INTERVAL_US,
diff --git a/drivers/net/phy/adin1100.c b/drivers/net/phy/adin1100.c
index 7619d6185801..2f47b7020e12 100644
--- a/drivers/net/phy/adin1100.c
+++ b/drivers/net/phy/adin1100.c
@@ -148,7 +148,7 @@ static int adin_set_powerdown_mode(struct phy_device *phydev, bool en)
return ret;
return phy_read_mmd_poll_timeout(phydev, MDIO_MMD_VEND1, ADIN_CRSM_STAT, ret,
- (ret & ADIN_CRSM_SFT_PD_RDY) == val,
+ !!(ret & ADIN_CRSM_SFT_PD_RDY) == en,
1000, 30000, true);
}
diff --git a/drivers/net/phy/mediatek-ge-soc.c b/drivers/net/phy/mediatek-ge-soc.c
index f4f9412d0cd7..4b2a9a5444c5 100644
--- a/drivers/net/phy/mediatek-ge-soc.c
+++ b/drivers/net/phy/mediatek-ge-soc.c
@@ -1082,9 +1082,9 @@ static int mt798x_phy_calibration(struct phy_device *phydev)
}
buf = (u32 *)nvmem_cell_read(cell, &len);
+ nvmem_cell_put(cell);
if (IS_ERR(buf))
return PTR_ERR(buf);
- nvmem_cell_put(cell);
if (!buf[0] || !buf[1] || !buf[2] || !buf[3] || len < 4 * sizeof(u32)) {
phydev_err(phydev, "invalid efuse data\n");
diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c
index 3a932b30f435..0a4aa8e08827 100644
--- a/drivers/net/phy/mscc/mscc_main.c
+++ b/drivers/net/phy/mscc/mscc_main.c
@@ -2595,7 +2595,7 @@ static struct phy_driver vsc85xx_driver[] = {
.suspend = &genphy_suspend,
.resume = &genphy_resume,
.remove = &vsc85xx_remove,
- .probe = &vsc8574_probe,
+ .probe = &vsc8584_probe,
.set_wol = &vsc85xx_wol_set,
.get_wol = &vsc85xx_wol_get,
.get_tunable = &vsc85xx_get_tunable,
@@ -2616,12 +2616,12 @@ static struct phy_driver vsc85xx_driver[] = {
.config_aneg = &vsc85xx_config_aneg,
.aneg_done = &genphy_aneg_done,
.read_status = &vsc85xx_read_status,
- .handle_interrupt = vsc85xx_handle_interrupt,
+ .handle_interrupt = vsc8584_handle_interrupt,
.config_intr = &vsc85xx_config_intr,
.suspend = &genphy_suspend,
.resume = &genphy_resume,
.remove = &vsc85xx_remove,
- .probe = &vsc8574_probe,
+ .probe = &vsc8584_probe,
.set_wol = &vsc85xx_wol_set,
.get_wol = &vsc85xx_wol_get,
.get_tunable = &vsc85xx_get_tunable,
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 1ce3bccd4ebd..9baa13808933 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -876,7 +876,7 @@ static void __team_queue_override_enabled_check(struct team *team)
static void team_queue_override_port_prio_changed(struct team *team,
struct team_port *port)
{
- if (!port->queue_id || team_port_enabled(port))
+ if (!port->queue_id || !team_port_enabled(port))
return;
__team_queue_override_port_del(team, port);
__team_queue_override_port_add(team, port);
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index 7fd763917ae2..6ab3486072cb 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -335,6 +335,11 @@ int asix_read_phy_addr(struct usbnet *dev, bool internal)
offset = (internal ? 1 : 0);
ret = buf[offset];
+ if (ret >= PHY_MAX_ADDR) {
+ netdev_err(dev->net, "invalid PHY address: %d\n", ret);
+ return -ENODEV;
+ }
+
netdev_dbg(dev->net, "%s PHY address 0x%x\n",
internal ? "internal" : "external", ret);
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index 278e6cb6f4d9..e40b0669d9f4 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -211,6 +211,8 @@ static int async_set_registers(rtl8150_t *dev, u16 indx, u16 size, u16 reg)
if (res == -ENODEV)
netif_device_detach(dev->netdev);
dev_err(&dev->udev->dev, "%s failed with %d\n", __func__, res);
+ kfree(req);
+ usb_free_urb(async_urb);
}
return res;
}
diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c
index cb7d2f798fb4..9587eb98cdb3 100644
--- a/drivers/net/usb/sr9700.c
+++ b/drivers/net/usb/sr9700.c
@@ -52,7 +52,7 @@ static int sr_read_reg(struct usbnet *dev, u8 reg, u8 *value)
static int sr_write_reg(struct usbnet *dev, u8 reg, u8 value)
{
- return usbnet_write_cmd(dev, SR_WR_REGS, SR_REQ_WR_REG,
+ return usbnet_write_cmd(dev, SR_WR_REG, SR_REQ_WR_REG,
value, reg, NULL, 0);
}
@@ -65,7 +65,7 @@ static void sr_write_async(struct usbnet *dev, u8 reg, u16 length,
static void sr_write_reg_async(struct usbnet *dev, u8 reg, u8 value)
{
- usbnet_write_cmd_async(dev, SR_WR_REGS, SR_REQ_WR_REG,
+ usbnet_write_cmd_async(dev, SR_WR_REG, SR_REQ_WR_REG,
value, reg, NULL, 0);
}
diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 2921be9bd530..0937d725d4d0 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -2424,10 +2424,10 @@ static void ath11k_peer_assoc_h_he(struct ath11k *ar,
he_tx_mcs = v;
}
v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_160);
+ v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v;
v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_160);
- v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_160] = v;
arg->peer_he_mcs_count++;
@@ -2437,10 +2437,10 @@ static void ath11k_peer_assoc_h_he(struct ath11k *ar,
default:
v = le16_to_cpu(he_cap->he_mcs_nss_supp.rx_mcs_80);
+ v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
arg->peer_he_rx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v;
v = le16_to_cpu(he_cap->he_mcs_nss_supp.tx_mcs_80);
- v = ath11k_peer_assoc_h_he_limit(v, he_mcs_mask);
arg->peer_he_tx_mcs_set[WMI_HECAP_TXRX_MCS_NSS_IDX_80] = v;
arg->peer_he_mcs_count++;
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index 16687223bdcb..f491aeb22a88 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -2044,8 +2044,11 @@ int ath11k_wmi_send_peer_assoc_cmd(struct ath11k *ar,
FIELD_PREP(WMI_TLV_LEN,
sizeof(*he_mcs) - TLV_HDR_SIZE);
- he_mcs->rx_mcs_set = param->peer_he_tx_mcs_set[i];
- he_mcs->tx_mcs_set = param->peer_he_rx_mcs_set[i];
+ /* firmware interprets mcs->rx_mcs_set field as peer's
+ * RX capability
+ */
+ he_mcs->rx_mcs_set = param->peer_he_rx_mcs_set[i];
+ he_mcs->tx_mcs_set = param->peer_he_tx_mcs_set[i];
ptr += sizeof(*he_mcs);
}
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
index c3a602197662..abe7f6501e5e 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/dmi.c
@@ -24,6 +24,10 @@ static const struct brcmf_dmi_data acepc_t8_data = {
BRCM_CC_4345_CHIP_ID, 6, "acepc-t8"
};
+static const struct brcmf_dmi_data acer_a1_840_data = {
+ BRCM_CC_43340_CHIP_ID, 2, "acer-a1-840"
+};
+
/* The Chuwi Hi8 Pro uses the same Ampak AP6212 module as the Chuwi Vi8 Plus
* and the nvram for the Vi8 Plus is already in linux-firmware, so use that.
*/
@@ -91,6 +95,16 @@ static const struct dmi_system_id dmi_platform_data[] = {
},
.driver_data = (void *)&acepc_t8_data,
},
+ {
+ /* Acer Iconia One 8 A1-840 (non FHD version) */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Insyde"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "BayTrail"),
+ /* Above strings are too generic also match BIOS date */
+ DMI_MATCH(DMI_BIOS_DATE, "04/01/2014"),
+ },
+ .driver_data = (void *)&acer_a1_840_data,
+ },
{
/* Chuwi Hi8 Pro with D2D3_Hi8Pro.233 BIOS */
.matches = {
diff --git a/drivers/net/wireless/mediatek/mt76/eeprom.c b/drivers/net/wireless/mediatek/mt76/eeprom.c
index 49e6c866a57f..1663090e58bb 100644
--- a/drivers/net/wireless/mediatek/mt76/eeprom.c
+++ b/drivers/net/wireless/mediatek/mt76/eeprom.c
@@ -245,6 +245,19 @@ mt76_get_of_array(struct device_node *np, char *name, size_t *len, int min)
return prop->value;
}
+static const s8 *
+mt76_get_of_array_s8(struct device_node *np, char *name, size_t *len, int min)
+{
+ struct property *prop = of_find_property(np, name, NULL);
+
+ if (!prop || !prop->value || prop->length < min)
+ return NULL;
+
+ *len = prop->length;
+
+ return prop->value;
+}
+
static struct device_node *
mt76_find_channel_node(struct device_node *np, struct ieee80211_channel *chan)
{
@@ -284,7 +297,7 @@ mt76_get_txs_delta(struct device_node *np, u8 nss)
}
static void
-mt76_apply_array_limit(s8 *pwr, size_t pwr_len, const __be32 *data,
+mt76_apply_array_limit(s8 *pwr, size_t pwr_len, const s8 *data,
s8 target_power, s8 nss_delta, s8 *max_power)
{
int i;
@@ -293,15 +306,14 @@ mt76_apply_array_limit(s8 *pwr, size_t pwr_len, const __be32 *data,
return;
for (i = 0; i < pwr_len; i++) {
- pwr[i] = min_t(s8, target_power,
- be32_to_cpu(data[i]) + nss_delta);
+ pwr[i] = min_t(s8, target_power, data[i] + nss_delta);
*max_power = max(*max_power, pwr[i]);
}
}
static void
mt76_apply_multi_array_limit(s8 *pwr, size_t pwr_len, s8 pwr_num,
- const __be32 *data, size_t len, s8 target_power,
+ const s8 *data, size_t len, s8 target_power,
s8 nss_delta, s8 *max_power)
{
int i, cur;
@@ -309,8 +321,7 @@ mt76_apply_multi_array_limit(s8 *pwr, size_t pwr_len, s8 pwr_num,
if (!data)
return;
- len /= 4;
- cur = be32_to_cpu(data[0]);
+ cur = data[0];
for (i = 0; i < pwr_num; i++) {
if (len < pwr_len + 1)
break;
@@ -325,7 +336,7 @@ mt76_apply_multi_array_limit(s8 *pwr, size_t pwr_len, s8 pwr_num,
if (!len)
break;
- cur = be32_to_cpu(data[0]);
+ cur = data[0];
}
}
@@ -336,7 +347,7 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
{
struct mt76_dev *dev = phy->dev;
struct device_node *np;
- const __be32 *val;
+ const s8 *val;
char name[16];
u32 mcs_rates = dev->drv->mcs_rates;
u32 ru_rates = ARRAY_SIZE(dest->ru[0]);
@@ -382,21 +393,21 @@ s8 mt76_get_rate_power_limits(struct mt76_phy *phy,
txs_delta = mt76_get_txs_delta(np, hweight8(phy->antenna_mask));
- val = mt76_get_of_array(np, "rates-cck", &len, ARRAY_SIZE(dest->cck));
+ val = mt76_get_of_array_s8(np, "rates-cck", &len, ARRAY_SIZE(dest->cck));
mt76_apply_array_limit(dest->cck, ARRAY_SIZE(dest->cck), val,
target_power, txs_delta, &max_power);
- val = mt76_get_of_array(np, "rates-ofdm",
- &len, ARRAY_SIZE(dest->ofdm));
+ val = mt76_get_of_array_s8(np, "rates-ofdm",
+ &len, ARRAY_SIZE(dest->ofdm));
mt76_apply_array_limit(dest->ofdm, ARRAY_SIZE(dest->ofdm), val,
target_power, txs_delta, &max_power);
- val = mt76_get_of_array(np, "rates-mcs", &len, mcs_rates + 1);
+ val = mt76_get_of_array_s8(np, "rates-mcs", &len, mcs_rates + 1);
mt76_apply_multi_array_limit(dest->mcs[0], ARRAY_SIZE(dest->mcs[0]),
ARRAY_SIZE(dest->mcs), val, len,
target_power, txs_delta, &max_power);
- val = mt76_get_of_array(np, "rates-ru", &len, ru_rates + 1);
+ val = mt76_get_of_array_s8(np, "rates-ru", &len, ru_rates + 1);
mt76_apply_multi_array_limit(dest->ru[0], ARRAY_SIZE(dest->ru[0]),
ARRAY_SIZE(dest->ru), val, len,
target_power, txs_delta, &max_power);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index e92040616a1f..94adb22f8570 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -870,8 +870,10 @@ mt7615_mcu_wtbl_sta_add(struct mt7615_phy *phy, struct ieee80211_vif *vif,
wtbl_hdr = mt76_connac_mcu_alloc_wtbl_req(&dev->mt76, &msta->wcid,
WTBL_RESET_AND_SET, NULL,
&wskb);
- if (IS_ERR(wtbl_hdr))
+ if (IS_ERR(wtbl_hdr)) {
+ dev_kfree_skb(sskb);
return PTR_ERR(wtbl_hdr);
+ }
if (enable) {
mt76_connac_mcu_wtbl_generic_tlv(&dev->mt76, wskb, vif, sta,
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c
index f6c25a52b69a..fa8d8e216bd0 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8180/dev.c
@@ -1023,9 +1023,6 @@ static int rtl8180_init_rx_ring(struct ieee80211_hw *dev)
dma_addr_t *mapping;
entry = priv->rx_ring + priv->rx_ring_sz*i;
if (!skb) {
- dma_free_coherent(&priv->pdev->dev,
- priv->rx_ring_sz * 32,
- priv->rx_ring, priv->rx_ring_dma);
wiphy_err(dev->wiphy, "Cannot allocate RX skb\n");
return -ENOMEM;
}
@@ -1037,9 +1034,7 @@ static int rtl8180_init_rx_ring(struct ieee80211_hw *dev)
if (dma_mapping_error(&priv->pdev->dev, *mapping)) {
kfree_skb(skb);
- dma_free_coherent(&priv->pdev->dev,
- priv->rx_ring_sz * 32,
- priv->rx_ring, priv->rx_ring_dma);
+ priv->rx_buf[i] = NULL;
wiphy_err(dev->wiphy, "Cannot map DMA for RX skb\n");
return -ENOMEM;
}
@@ -1130,7 +1125,7 @@ static int rtl8180_start(struct ieee80211_hw *dev)
ret = rtl8180_init_rx_ring(dev);
if (ret)
- return ret;
+ goto err_free_rings;
for (i = 0; i < (dev->queues + 1); i++)
if ((ret = rtl8180_init_tx_ring(dev, i, 16)))
diff --git a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
index f6528469022b..70df4c0b939c 100644
--- a/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
+++ b/drivers/net/wireless/realtek/rtl818x/rtl8187/dev.c
@@ -338,14 +338,16 @@ static void rtl8187_rx_cb(struct urb *urb)
spin_unlock_irqrestore(&priv->rx_queue.lock, f);
skb_put(skb, urb->actual_length);
- if (unlikely(urb->status)) {
- dev_kfree_skb_irq(skb);
- return;
- }
+ if (unlikely(urb->status))
+ goto free_skb;
if (!priv->is_rtl8187b) {
- struct rtl8187_rx_hdr *hdr =
- (typeof(hdr))(skb_tail_pointer(skb) - sizeof(*hdr));
+ struct rtl8187_rx_hdr *hdr;
+
+ if (skb->len < sizeof(struct rtl8187_rx_hdr))
+ goto free_skb;
+
+ hdr = (typeof(hdr))(skb_tail_pointer(skb) - sizeof(*hdr));
flags = le32_to_cpu(hdr->flags);
/* As with the RTL8187B below, the AGC is used to calculate
* signal strength. In this case, the scaling
@@ -355,8 +357,12 @@ static void rtl8187_rx_cb(struct urb *urb)
rx_status.antenna = (hdr->signal >> 7) & 1;
rx_status.mactime = le64_to_cpu(hdr->mac_time);
} else {
- struct rtl8187b_rx_hdr *hdr =
- (typeof(hdr))(skb_tail_pointer(skb) - sizeof(*hdr));
+ struct rtl8187b_rx_hdr *hdr;
+
+ if (skb->len < sizeof(struct rtl8187b_rx_hdr))
+ goto free_skb;
+
+ hdr = (typeof(hdr))(skb_tail_pointer(skb) - sizeof(*hdr));
/* The Realtek datasheet for the RTL8187B shows that the RX
* header contains the following quantities: signal quality,
* RSSI, AGC, the received power in dB, and the measured SNR.
@@ -409,6 +415,11 @@ static void rtl8187_rx_cb(struct urb *urb)
skb_unlink(skb, &priv->rx_queue);
dev_kfree_skb_irq(skb);
}
+ return;
+
+free_skb:
+ dev_kfree_skb_irq(skb);
+ return;
}
static int rtl8187_init_urbs(struct ieee80211_hw *dev)
diff --git a/drivers/net/wireless/realtek/rtw88/rtw8822cu.c b/drivers/net/wireless/realtek/rtw88/rtw8822cu.c
index af28ca09d41f..cfb16ab68793 100644
--- a/drivers/net/wireless/realtek/rtw88/rtw8822cu.c
+++ b/drivers/net/wireless/realtek/rtw88/rtw8822cu.c
@@ -21,6 +21,8 @@ static const struct usb_device_id rtw_8822cu_id_table[] = {
.driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) },
{ USB_DEVICE_AND_INTERFACE_INFO(0x13b1, 0x0043, 0xff, 0xff, 0xff),
.driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, /* Alpha - Alpha */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x3329, 0xff, 0xff, 0xff),
+ .driver_info = (kernel_ulong_t)&(rtw8822c_hw_spec) }, /* D-Link AC13U rev. A1 */
{},
};
MODULE_DEVICE_TABLE(usb, rtw_8822cu_id_table);
diff --git a/drivers/net/wireless/realtek/rtw88/sdio.c b/drivers/net/wireless/realtek/rtw88/sdio.c
index df4248744d87..025a97526551 100644
--- a/drivers/net/wireless/realtek/rtw88/sdio.c
+++ b/drivers/net/wireless/realtek/rtw88/sdio.c
@@ -143,8 +143,10 @@ static u32 rtw_sdio_to_io_address(struct rtw_dev *rtwdev, u32 addr,
static bool rtw_sdio_use_direct_io(struct rtw_dev *rtwdev, u32 addr)
{
+ bool might_indirect_under_power_off = rtwdev->chip->id == RTW_CHIP_TYPE_8822C;
+
if (!test_bit(RTW_FLAG_POWERON, rtwdev->flags) &&
- !rtw_sdio_is_bus_addr(addr))
+ !rtw_sdio_is_bus_addr(addr) && might_indirect_under_power_off)
return false;
return !rtw_sdio_is_sdio30_supported(rtwdev) ||
diff --git a/drivers/net/wireless/st/cw1200/bh.c b/drivers/net/wireless/st/cw1200/bh.c
index 3b4ded2ac801..37232ee22037 100644
--- a/drivers/net/wireless/st/cw1200/bh.c
+++ b/drivers/net/wireless/st/cw1200/bh.c
@@ -317,10 +317,12 @@ static int cw1200_bh_rx_helper(struct cw1200_common *priv,
if (wsm_id & 0x0400) {
int rc = wsm_release_tx_buffer(priv, 1);
- if (WARN_ON(rc < 0))
+ if (WARN_ON(rc < 0)) {
+ dev_kfree_skb(skb_rx);
return rc;
- else if (rc > 0)
+ } else if (rc > 0) {
*tx = 1;
+ }
}
/* cw1200_wsm_rx takes care on SKB livetime */
diff --git a/drivers/nfc/pn533/usb.c b/drivers/nfc/pn533/usb.c
index a187f0e0b0f7..9e079be43583 100644
--- a/drivers/nfc/pn533/usb.c
+++ b/drivers/nfc/pn533/usb.c
@@ -407,7 +407,7 @@ static int pn533_acr122_poweron_rdr(struct pn533_usb_phy *phy)
if (rc || (transferred != sizeof(cmd))) {
nfc_err(&phy->udev->dev,
"Reader power on cmd error %d\n", rc);
- return rc;
+ return rc ?: -EINVAL;
}
rc = usb_submit_urb(phy->in_urb, GFP_KERNEL);
diff --git a/drivers/nvme/host/auth.c b/drivers/nvme/host/auth.c
index 811541ce206b..f1b0a8e7af89 100644
--- a/drivers/nvme/host/auth.c
+++ b/drivers/nvme/host/auth.c
@@ -997,7 +997,7 @@ void nvme_auth_free(struct nvme_ctrl *ctrl)
if (ctrl->dhchap_ctxs) {
for (i = 0; i < ctrl_max_dhchaps(ctrl); i++)
nvme_auth_free_dhchap(&ctrl->dhchap_ctxs[i]);
- kfree(ctrl->dhchap_ctxs);
+ kvfree(ctrl->dhchap_ctxs);
}
if (ctrl->host_key) {
nvme_auth_free_key(ctrl->host_key);
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 78d00e25a179..f09ebcbe1179 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -4318,7 +4318,6 @@ EXPORT_SYMBOL_GPL(nvme_alloc_admin_tag_set);
void nvme_remove_admin_tag_set(struct nvme_ctrl *ctrl)
{
blk_mq_destroy_queue(ctrl->admin_q);
- blk_put_queue(ctrl->admin_q);
if (ctrl->ops->flags & NVME_F_FABRICS) {
blk_mq_destroy_queue(ctrl->fabrics_q);
blk_put_queue(ctrl->fabrics_q);
@@ -4463,6 +4462,8 @@ static void nvme_free_ctrl(struct device *dev)
container_of(dev, struct nvme_ctrl, ctrl_device);
struct nvme_subsystem *subsys = ctrl->subsys;
+ if (ctrl->admin_q)
+ blk_put_queue(ctrl->admin_q);
if (!subsys || ctrl->instance != subsys->instance)
ida_free(&nvme_instance_ida, ctrl->instance);
diff --git a/drivers/nvme/host/fc.c b/drivers/nvme/host/fc.c
index 37fede155b92..2954f0a27474 100644
--- a/drivers/nvme/host/fc.c
+++ b/drivers/nvme/host/fc.c
@@ -1462,14 +1462,14 @@ nvme_fc_match_disconn_ls(struct nvme_fc_rport *rport,
{
struct fcnvme_ls_disconnect_assoc_rqst *rqst =
&lsop->rqstbuf->rq_dis_assoc;
- struct nvme_fc_ctrl *ctrl, *ret = NULL;
+ struct nvme_fc_ctrl *ctrl, *tmp, *ret = NULL;
struct nvmefc_ls_rcv_op *oldls = NULL;
u64 association_id = be64_to_cpu(rqst->associd.association_id);
unsigned long flags;
spin_lock_irqsave(&rport->lock, flags);
- list_for_each_entry(ctrl, &rport->ctrl_list, ctrl_list) {
+ list_for_each_entry_safe(ctrl, tmp, &rport->ctrl_list, ctrl_list) {
if (!nvme_fc_ctrl_get(ctrl))
continue;
spin_lock(&ctrl->lock);
@@ -1482,7 +1482,9 @@ nvme_fc_match_disconn_ls(struct nvme_fc_rport *rport,
if (ret)
/* leave the ctrl get reference */
break;
+ spin_unlock_irqrestore(&rport->lock, flags);
nvme_fc_ctrl_put(ctrl);
+ spin_lock_irqsave(&rport->lock, flags);
}
spin_unlock_irqrestore(&rport->lock, flags);
diff --git a/drivers/parisc/gsc.c b/drivers/parisc/gsc.c
index a0daaa548bc3..8ba778170447 100644
--- a/drivers/parisc/gsc.c
+++ b/drivers/parisc/gsc.c
@@ -154,7 +154,9 @@ static int gsc_set_affinity_irq(struct irq_data *d, const struct cpumask *dest,
gsc_dev->eim = ((u32) gsc_dev->gsc_irq.txn_addr) | gsc_dev->gsc_irq.txn_data;
/* switch IRQ's for devices below LASI/WAX to other CPU */
- gsc_writel(gsc_dev->eim, gsc_dev->hpa + OFFSET_IAR);
+ /* ASP chip (svers 0x70) does not support reprogramming */
+ if (gsc_dev->gsc->id.sversion != 0x70)
+ gsc_writel(gsc_dev->eim, gsc_dev->hpa + OFFSET_IAR);
irq_data_update_effective_affinity(d, &tmask);
diff --git a/drivers/pci/controller/Kconfig b/drivers/pci/controller/Kconfig
index c0c3f2824990..7736817d5dab 100644
--- a/drivers/pci/controller/Kconfig
+++ b/drivers/pci/controller/Kconfig
@@ -257,12 +257,11 @@ config PCIE_RCAR_EP
config PCI_RCAR_GEN2
bool "Renesas R-Car Gen2 Internal PCI controller"
- depends on ARCH_RENESAS || COMPILE_TEST
- depends on ARM
+ depends on (ARCH_RENESAS && ARM) || COMPILE_TEST
help
Say Y here if you want internal PCI support on R-Car Gen2 SoC.
- There are 3 internal PCI controllers available with a single
- built-in EHCI/OHCI host controller present on each one.
+ Each internal PCI controller contains a single built-in EHCI/OHCI
+ host controller.
config PCIE_ROCKCHIP
bool
diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
index 9055ce34c636..7dcb9a9f385e 100644
--- a/drivers/pci/controller/dwc/pci-keystone.c
+++ b/drivers/pci/controller/dwc/pci-keystone.c
@@ -1341,6 +1341,8 @@ static int ks_pcie_probe(struct platform_device *pdev)
break;
default:
dev_err(dev, "INVALID device type %d\n", mode);
+ ret = -EINVAL;
+ goto err_get_sync;
}
ks_pcie_enable_error_irq(ks_pcie);
diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h
index ef0b2efa9f93..fec9473869bc 100644
--- a/drivers/pci/controller/dwc/pcie-designware.h
+++ b/drivers/pci/controller/dwc/pcie-designware.h
@@ -92,7 +92,7 @@
#define PORT_LINK_MODE_8_LANES PORT_LINK_MODE(0xf)
#define PCIE_PORT_DEBUG0 0x728
-#define PORT_LOGIC_LTSSM_STATE_MASK 0x1f
+#define PORT_LOGIC_LTSSM_STATE_MASK 0x3f
#define PORT_LOGIC_LTSSM_STATE_L0 0x11
#define PCIE_PORT_DEBUG1 0x72C
#define PCIE_PORT_DEBUG1_LINK_UP BIT(4)
diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c
index 9bcf4c68058e..8850a15b0aec 100644
--- a/drivers/pci/controller/pcie-brcmstb.c
+++ b/drivers/pci/controller/pcie-brcmstb.c
@@ -46,7 +46,6 @@
#define PCIE_RC_CFG_PRIV1_ID_VAL3_CLASS_CODE_MASK 0xffffff
#define PCIE_RC_CFG_PRIV1_LINK_CAPABILITY 0x04dc
-#define PCIE_RC_CFG_PRIV1_LINK_CAPABILITY_ASPM_SUPPORT_MASK 0xc00
#define PCIE_RC_DL_MDIO_ADDR 0x1100
#define PCIE_RC_DL_MDIO_WR_DATA 0x1104
@@ -867,7 +866,7 @@ static int brcm_pcie_setup(struct brcm_pcie *pcie)
void __iomem *base = pcie->base;
struct pci_host_bridge *bridge;
struct resource_entry *entry;
- u32 tmp, burst, aspm_support;
+ u32 tmp, burst;
int num_out_wins = 0;
int ret, memc;
@@ -971,12 +970,9 @@ static int brcm_pcie_setup(struct brcm_pcie *pcie)
writel(tmp, base + PCIE_MISC_RC_BAR3_CONFIG_LO);
/* Don't advertise L0s capability if 'aspm-no-l0s' */
- aspm_support = PCIE_LINK_STATE_L1;
- if (!of_property_read_bool(pcie->np, "aspm-no-l0s"))
- aspm_support |= PCIE_LINK_STATE_L0S;
tmp = readl(base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
- u32p_replace_bits(&tmp, aspm_support,
- PCIE_RC_CFG_PRIV1_LINK_CAPABILITY_ASPM_SUPPORT_MASK);
+ if (of_property_read_bool(pcie->np, "aspm-no-l0s"))
+ tmp &= ~PCI_EXP_LNKCAP_ASPM_L0S;
writel(tmp, base + PCIE_RC_CFG_PRIV1_LINK_CAPABILITY);
/*
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 11a90b55c187..8c941d6267a5 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -644,6 +644,8 @@ static int pci_legacy_suspend(struct device *dev, pm_message_t state)
struct pci_dev *pci_dev = to_pci_dev(dev);
struct pci_driver *drv = pci_dev->driver;
+ pci_dev->state_saved = false;
+
if (drv && drv->suspend) {
pci_power_t prev = pci_dev->current_state;
int error;
@@ -1048,6 +1050,8 @@ static int pci_pm_freeze(struct device *dev)
if (!pm) {
pci_pm_default_suspend(pci_dev);
+ if (!pm_runtime_suspended(dev))
+ pci_dev->state_saved = false;
return 0;
}
diff --git a/drivers/phy/broadcom/phy-bcm63xx-usbh.c b/drivers/phy/broadcom/phy-bcm63xx-usbh.c
index f8183dea774b..ec17930dcf2c 100644
--- a/drivers/phy/broadcom/phy-bcm63xx-usbh.c
+++ b/drivers/phy/broadcom/phy-bcm63xx-usbh.c
@@ -375,7 +375,7 @@ static struct phy *bcm63xx_usbh_phy_xlate(struct device *dev,
return of_phy_simple_xlate(dev, args);
}
-static int __init bcm63xx_usbh_phy_probe(struct platform_device *pdev)
+static int bcm63xx_usbh_phy_probe(struct platform_device *pdev)
{
struct device *dev = &pdev->dev;
struct bcm63xx_usbh_phy *usbh;
@@ -432,7 +432,7 @@ static int __init bcm63xx_usbh_phy_probe(struct platform_device *pdev)
return 0;
}
-static const struct of_device_id bcm63xx_usbh_phy_ids[] __initconst = {
+static const struct of_device_id bcm63xx_usbh_phy_ids[] = {
{ .compatible = "brcm,bcm6318-usbh-phy", .data = &usbh_bcm6318 },
{ .compatible = "brcm,bcm6328-usbh-phy", .data = &usbh_bcm6328 },
{ .compatible = "brcm,bcm6358-usbh-phy", .data = &usbh_bcm6358 },
@@ -443,7 +443,7 @@ static const struct of_device_id bcm63xx_usbh_phy_ids[] __initconst = {
};
MODULE_DEVICE_TABLE(of, bcm63xx_usbh_phy_ids);
-static struct platform_driver bcm63xx_usbh_phy_driver __refdata = {
+static struct platform_driver bcm63xx_usbh_phy_driver = {
.driver = {
.name = "bcm63xx-usbh-phy",
.of_match_table = bcm63xx_usbh_phy_ids,
diff --git a/drivers/phy/renesas/phy-rcar-gen3-usb2.c b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
index 9a6391361a0b..89a9693c9f57 100644
--- a/drivers/phy/renesas/phy-rcar-gen3-usb2.c
+++ b/drivers/phy/renesas/phy-rcar-gen3-usb2.c
@@ -117,7 +117,6 @@ struct rcar_gen3_chan {
struct extcon_dev *extcon;
struct rcar_gen3_phy rphys[NUM_OF_PHYS];
struct regulator *vbus;
- struct reset_control *rstc;
struct work_struct work;
spinlock_t lock; /* protects access to hardware and driver data structure. */
enum usb_dr_mode dr_mode;
@@ -658,21 +657,31 @@ static enum usb_dr_mode rcar_gen3_get_dr_mode(struct device_node *np)
return candidate;
}
+static void rcar_gen3_reset_assert(void *data)
+{
+ reset_control_assert(data);
+}
+
static int rcar_gen3_phy_usb2_init_bus(struct rcar_gen3_chan *channel)
{
struct device *dev = channel->dev;
+ struct reset_control *rstc;
int ret;
u32 val;
- channel->rstc = devm_reset_control_array_get_shared(dev);
- if (IS_ERR(channel->rstc))
- return PTR_ERR(channel->rstc);
+ rstc = devm_reset_control_array_get_shared(dev);
+ if (IS_ERR(rstc))
+ return PTR_ERR(rstc);
ret = pm_runtime_resume_and_get(dev);
if (ret)
return ret;
- ret = reset_control_deassert(channel->rstc);
+ ret = reset_control_deassert(rstc);
+ if (ret)
+ goto rpm_put;
+
+ ret = devm_add_action_or_reset(dev, rcar_gen3_reset_assert, rstc);
if (ret)
goto rpm_put;
@@ -814,7 +823,6 @@ static void rcar_gen3_phy_usb2_remove(struct platform_device *pdev)
if (channel->is_otg_channel)
device_remove_file(&pdev->dev, &dev_attr_role);
- reset_control_assert(channel->rstc);
pm_runtime_disable(&pdev->dev);
};
diff --git a/drivers/pinctrl/pinctrl-single.c b/drivers/pinctrl/pinctrl-single.c
index 7684039be10c..2ee0ee3b6ed1 100644
--- a/drivers/pinctrl/pinctrl-single.c
+++ b/drivers/pinctrl/pinctrl-single.c
@@ -489,7 +489,8 @@ static int pcs_pinconf_get(struct pinctrl_dev *pctldev,
struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev);
struct pcs_function *func;
enum pin_config_param param;
- unsigned offset = 0, data = 0, i, j, ret;
+ unsigned offset = 0, data = 0, i, j;
+ int ret;
ret = pcs_get_function(pctldev, pin, &func);
if (ret)
@@ -553,24 +554,33 @@ static int pcs_pinconf_set(struct pinctrl_dev *pctldev,
{
struct pcs_device *pcs = pinctrl_dev_get_drvdata(pctldev);
struct pcs_function *func;
- unsigned offset = 0, shift = 0, i, data, ret;
+ unsigned offset = 0, shift = 0, i, data;
u32 arg;
- int j;
+ int j, ret;
+ enum pin_config_param param;
ret = pcs_get_function(pctldev, pin, &func);
if (ret)
return ret;
for (j = 0; j < num_configs; j++) {
+ param = pinconf_to_config_param(configs[j]);
+
+ /* BIAS_DISABLE has no entry in the func->conf table */
+ if (param == PIN_CONFIG_BIAS_DISABLE) {
+ /* This just disables all bias entries */
+ pcs_pinconf_clear_bias(pctldev, pin);
+ continue;
+ }
+
for (i = 0; i < func->nconfs; i++) {
- if (pinconf_to_config_param(configs[j])
- != func->conf[i].param)
+ if (param != func->conf[i].param)
continue;
offset = pin * (pcs->width / BITS_PER_BYTE);
data = pcs->read(pcs->base + offset);
arg = pinconf_to_config_argument(configs[j]);
- switch (func->conf[i].param) {
+ switch (param) {
/* 2 parameters */
case PIN_CONFIG_INPUT_SCHMITT:
case PIN_CONFIG_DRIVE_STRENGTH:
@@ -582,9 +592,6 @@ static int pcs_pinconf_set(struct pinctrl_dev *pctldev,
data |= (arg << shift) & func->conf[i].mask;
break;
/* 4 parameters */
- case PIN_CONFIG_BIAS_DISABLE:
- pcs_pinconf_clear_bias(pctldev, pin);
- break;
case PIN_CONFIG_BIAS_PULL_DOWN:
case PIN_CONFIG_BIAS_PULL_UP:
if (arg) {
diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
index 13dc8bc1d0cf..688f3d01f4af 100644
--- a/drivers/pinctrl/qcom/pinctrl-msm.c
+++ b/drivers/pinctrl/qcom/pinctrl-msm.c
@@ -214,7 +214,7 @@ static int msm_pinmux_set_mux(struct pinctrl_dev *pctldev,
*/
if (d && i != gpio_func &&
!test_and_set_bit(d->hwirq, pctrl->disabled_for_mux))
- disable_irq(irq);
+ disable_irq_nosync(irq);
raw_spin_lock_irqsave(&pctrl->lock, flags);
diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c
index 67c2791ee246..ac96523e07b8 100644
--- a/drivers/pinctrl/stm32/pinctrl-stm32.c
+++ b/drivers/pinctrl/stm32/pinctrl-stm32.c
@@ -1550,7 +1550,7 @@ int stm32_pctl_probe(struct platform_device *pdev)
if (hwlock_id == -EPROBE_DEFER)
return hwlock_id;
} else {
- pctl->hwlock = hwspin_lock_request_specific(hwlock_id);
+ pctl->hwlock = devm_hwspin_lock_request_specific(dev, hwlock_id);
}
spin_lock_init(&pctl->irqmux_lock);
diff --git a/drivers/platform/chrome/cros_ec_ishtp.c b/drivers/platform/chrome/cros_ec_ishtp.c
index cb2031cf7106..62cf15bcbc4a 100644
--- a/drivers/platform/chrome/cros_ec_ishtp.c
+++ b/drivers/platform/chrome/cros_ec_ishtp.c
@@ -715,6 +715,7 @@ static void cros_ec_ishtp_remove(struct ishtp_cl_device *cl_device)
cancel_work_sync(&client_data->work_ishtp_reset);
cancel_work_sync(&client_data->work_ec_evt);
+ cros_ec_unregister(client_data->ec_dev);
cros_ish_deinit(cros_ish_cl);
ishtp_put_device(cl_device);
}
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 868faccfb862..e7a43f824272 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -86,6 +86,7 @@ MODULE_ALIAS("wmi:676AA15E-6A47-4D9F-A2CC-1E6D18D14026");
enum acer_wmi_event_ids {
WMID_HOTKEY_EVENT = 0x1,
+ WMID_BACKLIGHT_EVENT = 0x4,
WMID_ACCEL_OR_KBD_DOCK_EVENT = 0x5,
WMID_GAMING_TURBO_KEY_EVENT = 0x7,
WMID_AC_EVENT = 0x8,
@@ -1992,6 +1993,9 @@ static void acer_wmi_notify(u32 value, void *context)
sparse_keymap_report_event(acer_wmi_input_dev, scancode, 1, true);
}
break;
+ case WMID_BACKLIGHT_EVENT:
+ /* Already handled by acpi-video */
+ break;
case WMID_ACCEL_OR_KBD_DOCK_EVENT:
acer_gsensor_event();
acer_kbd_dock_event(&return_value);
diff --git a/drivers/platform/x86/amd/pmc/pmc-quirks.c b/drivers/platform/x86/amd/pmc/pmc-quirks.c
index 9fd2829ee2ab..a5031339dac8 100644
--- a/drivers/platform/x86/amd/pmc/pmc-quirks.c
+++ b/drivers/platform/x86/amd/pmc/pmc-quirks.c
@@ -116,6 +116,14 @@ static const struct dmi_system_id fwbug_list[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "21A1"),
}
},
+ {
+ .ident = "ROG Xbox Ally RC73YA",
+ .driver_data = &quirk_spurious_8042,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_BOARD_NAME, "RC73YA"),
+ }
+ },
/* https://bugzilla.kernel.org/show_bug.cgi?id=218024 */
{
.ident = "V14 G4 AMN",
@@ -198,6 +206,23 @@ static const struct dmi_system_id fwbug_list[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "82ND"),
}
},
+ /* https://gitlab.freedesktop.org/drm/amd/-/issues/4618 */
+ {
+ .ident = "Lenovo Legion Go 2",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "83N0"),
+ }
+ },
+ {
+ .ident = "Lenovo Legion Go 2",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "83N1"),
+ }
+ },
/* https://gitlab.freedesktop.org/drm/amd/-/issues/2684 */
{
.ident = "HP Laptop 15s-eq2xxx",
diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
index 2c894ea8aa81..b56be64fcc63 100644
--- a/drivers/platform/x86/asus-wmi.c
+++ b/drivers/platform/x86/asus-wmi.c
@@ -1405,14 +1405,14 @@ static void do_kbd_led_set(struct led_classdev *led_cdev, int value)
kbd_led_update(asus);
}
-static void kbd_led_set(struct led_classdev *led_cdev,
- enum led_brightness value)
+static int kbd_led_set(struct led_classdev *led_cdev, enum led_brightness value)
{
/* Prevent disabling keyboard backlight on module unregister */
if (led_cdev->flags & LED_UNREGISTERING)
- return;
+ return 0;
do_kbd_led_set(led_cdev, value);
+ return 0;
}
static void kbd_led_set_by_kbd(struct asus_wmi *asus, enum led_brightness value)
@@ -1565,7 +1565,7 @@ static int asus_wmi_led_init(struct asus_wmi *asus)
asus->kbd_led_wk = led_val;
asus->kbd_led.name = "asus::kbd_backlight";
asus->kbd_led.flags = LED_BRIGHT_HW_CHANGED;
- asus->kbd_led.brightness_set = kbd_led_set;
+ asus->kbd_led.brightness_set_blocking = kbd_led_set;
asus->kbd_led.brightness_get = kbd_led_get;
asus->kbd_led.max_brightness = 3;
diff --git a/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c
index a2402d31c146..20de4596e301 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/enum-attributes.c
@@ -210,7 +210,7 @@ static int hp_populate_enumeration_elements_from_package(union acpi_object *enum
case PREREQUISITES:
size = min_t(u32, enum_data->common.prerequisites_size, MAX_PREREQUISITES_SIZE);
for (reqs = 0; reqs < size; reqs++) {
- if (elem >= enum_obj_count) {
+ if (elem + reqs >= enum_obj_count) {
pr_err("Error enum-objects package is too small\n");
return -EINVAL;
}
@@ -261,7 +261,7 @@ static int hp_populate_enumeration_elements_from_package(union acpi_object *enum
for (pos_values = 0; pos_values < size && pos_values < MAX_VALUES_SIZE;
pos_values++) {
- if (elem >= enum_obj_count) {
+ if (elem + pos_values >= enum_obj_count) {
pr_err("Error enum-objects package is too small\n");
return -EINVAL;
}
diff --git a/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c
index 86b7ac63fec2..875a807ccb89 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/int-attributes.c
@@ -228,7 +228,7 @@ static int hp_populate_integer_elements_from_package(union acpi_object *integer_
size = min_t(u32, integer_data->common.prerequisites_size, MAX_PREREQUISITES_SIZE);
for (reqs = 0; reqs < size; reqs++) {
- if (elem >= integer_obj_count) {
+ if (elem + reqs >= integer_obj_count) {
pr_err("Error elem-objects package is too small\n");
return -EINVAL;
}
diff --git a/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c
index 1ff09dfb7d7e..94a95ee57810 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/order-list-attributes.c
@@ -220,6 +220,11 @@ static int hp_populate_ordered_list_elements_from_package(union acpi_object *ord
size = min_t(u32, ordered_list_data->common.prerequisites_size,
MAX_PREREQUISITES_SIZE);
for (reqs = 0; reqs < size; reqs++) {
+ if (elem + reqs >= order_obj_count) {
+ pr_err("Error elem-objects package is too small\n");
+ return -EINVAL;
+ }
+
ret = hp_convert_hexstr_to_str(order_obj[elem + reqs].string.pointer,
order_obj[elem + reqs].string.length,
&str_value, &value_len);
diff --git a/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c
index 03d0188804ba..6775a7ca74f5 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/passwdobj-attributes.c
@@ -309,6 +309,11 @@ static int hp_populate_password_elements_from_package(union acpi_object *passwor
MAX_PREREQUISITES_SIZE);
for (reqs = 0; reqs < size; reqs++) {
+ if (elem + reqs >= password_obj_count) {
+ pr_err("Error elem-objects package is too small\n");
+ return -EINVAL;
+ }
+
ret = hp_convert_hexstr_to_str(password_obj[elem + reqs].string.pointer,
password_obj[elem + reqs].string.length,
&str_value, &value_len);
diff --git a/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c b/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c
index f0c20070094d..5b3eac7f1685 100644
--- a/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c
+++ b/drivers/platform/x86/hp/hp-bioscfg/string-attributes.c
@@ -219,7 +219,7 @@ static int hp_populate_string_elements_from_package(union acpi_object *string_ob
MAX_PREREQUISITES_SIZE);
for (reqs = 0; reqs < size; reqs++) {
- if (elem >= string_obj_count) {
+ if (elem + reqs >= string_obj_count) {
pr_err("Error elem-objects package is too small\n");
return -EINVAL;
}
diff --git a/drivers/platform/x86/huawei-wmi.c b/drivers/platform/x86/huawei-wmi.c
index 0ef1c46b617b..29ef391d3305 100644
--- a/drivers/platform/x86/huawei-wmi.c
+++ b/drivers/platform/x86/huawei-wmi.c
@@ -81,6 +81,10 @@ static const struct key_entry huawei_wmi_keymap[] = {
{ KE_KEY, 0x289, { KEY_WLAN } },
// Huawei |M| key
{ KE_KEY, 0x28a, { KEY_CONFIG } },
+ // HONOR YOYO key
+ { KE_KEY, 0x28b, { KEY_NOTIFICATION_CENTER } },
+ // HONOR print screen
+ { KE_KEY, 0x28e, { KEY_PRINT } },
// Keyboard backlit
{ KE_IGNORE, 0x293, { KEY_KBDILLUMTOGGLE } },
{ KE_IGNORE, 0x294, { KEY_KBDILLUMUP } },
diff --git a/drivers/platform/x86/ibm_rtl.c b/drivers/platform/x86/ibm_rtl.c
index 2ab7d9ac542d..5fb25a602533 100644
--- a/drivers/platform/x86/ibm_rtl.c
+++ b/drivers/platform/x86/ibm_rtl.c
@@ -272,7 +272,7 @@ static int __init ibm_rtl_init(void) {
/* search for the _RTL_ signature at the start of the table */
for (i = 0 ; i < ebda_size/sizeof(unsigned int); i++) {
struct ibm_rtl_table __iomem * tmp;
- tmp = (struct ibm_rtl_table __iomem *) (ebda_map+i);
+ tmp = (struct ibm_rtl_table __iomem *) (ebda_map + i*sizeof(unsigned int));
if ((readq(&tmp->signature) & RTL_MASK) == RTL_SIGNATURE) {
phys_addr_t addr;
unsigned int plen;
diff --git a/drivers/platform/x86/intel/chtwc_int33fe.c b/drivers/platform/x86/intel/chtwc_int33fe.c
index 848baecc1bb0..a6ff3ef5b8db 100644
--- a/drivers/platform/x86/intel/chtwc_int33fe.c
+++ b/drivers/platform/x86/intel/chtwc_int33fe.c
@@ -77,7 +77,7 @@ static const struct software_node max17047_node = {
* software node.
*/
static struct software_node_ref_args fusb302_mux_refs[] = {
- { .node = NULL },
+ SOFTWARE_NODE_REFERENCE(NULL),
};
static const struct property_entry fusb302_properties[] = {
@@ -190,11 +190,6 @@ static void cht_int33fe_remove_nodes(struct cht_int33fe_data *data)
{
software_node_unregister_node_group(node_group);
- if (fusb302_mux_refs[0].node) {
- fwnode_handle_put(software_node_fwnode(fusb302_mux_refs[0].node));
- fusb302_mux_refs[0].node = NULL;
- }
-
if (data->dp) {
data->dp->secondary = NULL;
fwnode_handle_put(data->dp);
@@ -202,7 +197,15 @@ static void cht_int33fe_remove_nodes(struct cht_int33fe_data *data)
}
}
-static int cht_int33fe_add_nodes(struct cht_int33fe_data *data)
+static void cht_int33fe_put_swnode(void *data)
+{
+ struct fwnode_handle *fwnode = data;
+
+ fwnode_handle_put(fwnode);
+ fusb302_mux_refs[0] = SOFTWARE_NODE_REFERENCE(NULL);
+}
+
+static int cht_int33fe_add_nodes(struct device *dev, struct cht_int33fe_data *data)
{
const struct software_node *mux_ref_node;
int ret;
@@ -212,17 +215,25 @@ static int cht_int33fe_add_nodes(struct cht_int33fe_data *data)
* until the mux driver has created software node for the mux device.
* It means we depend on the mux driver. This function will return
* -EPROBE_DEFER until the mux device is registered.
+ *
+ * FIXME: the relevant software node exists in intel-xhci-usb-role-switch
+ * and - if exported - could be used to set up a static reference.
*/
mux_ref_node = software_node_find_by_name(NULL, "intel-xhci-usb-sw");
if (!mux_ref_node)
return -EPROBE_DEFER;
+ ret = devm_add_action_or_reset(dev, cht_int33fe_put_swnode,
+ software_node_fwnode(mux_ref_node));
+ if (ret)
+ return ret;
+
/*
* Update node used in "usb-role-switch" property. Note that we
* rely on software_node_register_node_group() to use the original
* instance of properties instead of copying them.
*/
- fusb302_mux_refs[0].node = mux_ref_node;
+ fusb302_mux_refs[0] = SOFTWARE_NODE_REFERENCE(mux_ref_node);
ret = software_node_register_node_group(node_group);
if (ret)
@@ -345,7 +356,7 @@ static int cht_int33fe_typec_probe(struct platform_device *pdev)
return fusb302_irq;
}
- ret = cht_int33fe_add_nodes(data);
+ ret = cht_int33fe_add_nodes(dev, data);
if (ret)
return ret;
diff --git a/drivers/platform/x86/intel/hid.c b/drivers/platform/x86/intel/hid.c
index 36209997ba98..ac88119a73b8 100644
--- a/drivers/platform/x86/intel/hid.c
+++ b/drivers/platform/x86/intel/hid.c
@@ -163,6 +163,18 @@ static const struct dmi_system_id dmi_vgbs_allow_list[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "HP Elite Dragonfly G2 Notebook PC"),
},
},
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Dell Pro Rugged 10 Tablet RA00260"),
+ },
+ },
+ {
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Dell Pro Rugged 12 Tablet RA02260"),
+ },
+ },
{ }
};
diff --git a/drivers/platform/x86/msi-laptop.c b/drivers/platform/x86/msi-laptop.c
index f4c6c36e05a5..2a8839135492 100644
--- a/drivers/platform/x86/msi-laptop.c
+++ b/drivers/platform/x86/msi-laptop.c
@@ -1130,6 +1130,9 @@ static void __exit msi_cleanup(void)
sysfs_remove_group(&msipf_device->dev.kobj, &msipf_attribute_group);
if (!quirks->old_ec_model && threeg_exists)
device_remove_file(&msipf_device->dev, &dev_attr_threeg);
+ if (quirks->old_ec_model)
+ sysfs_remove_group(&msipf_device->dev.kobj,
+ &msipf_old_attribute_group);
platform_device_unregister(msipf_device);
platform_driver_unregister(&msipf_driver);
backlight_device_unregister(msibl_device);
diff --git a/drivers/pmdomain/actions/owl-sps.c b/drivers/pmdomain/actions/owl-sps.c
index 73a9e0bb7e8e..3a586d1f3256 100644
--- a/drivers/pmdomain/actions/owl-sps.c
+++ b/drivers/pmdomain/actions/owl-sps.c
@@ -8,8 +8,10 @@
* Copyright (c) 2017 Andreas Färber
*/
+#include <linux/mod_devicetable.h>
#include <linux/of_address.h>
-#include <linux/of_platform.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
#include <linux/pm_domain.h>
#include <linux/soc/actions/owl-sps.h>
#include <dt-bindings/power/owl-s500-powergate.h>
@@ -96,24 +98,16 @@ static int owl_sps_init_domain(struct owl_sps *sps, int index)
static int owl_sps_probe(struct platform_device *pdev)
{
- const struct of_device_id *match;
const struct owl_sps_info *sps_info;
struct owl_sps *sps;
int i, ret;
- if (!pdev->dev.of_node) {
- dev_err(&pdev->dev, "no device node\n");
- return -ENODEV;
- }
-
- match = of_match_device(pdev->dev.driver->of_match_table, &pdev->dev);
- if (!match || !match->data) {
+ sps_info = device_get_match_data(&pdev->dev);
+ if (!sps_info) {
dev_err(&pdev->dev, "unknown compatible or missing data\n");
return -EINVAL;
}
- sps_info = match->data;
-
sps = devm_kzalloc(&pdev->dev,
struct_size(sps, domains, sps_info->num_domains),
GFP_KERNEL);
diff --git a/drivers/pmdomain/imx/gpc.c b/drivers/pmdomain/imx/gpc.c
index d7c0301a7121..45625b6be62d 100644
--- a/drivers/pmdomain/imx/gpc.c
+++ b/drivers/pmdomain/imx/gpc.c
@@ -7,9 +7,10 @@
#include <linux/clk.h>
#include <linux/delay.h>
#include <linux/io.h>
-#include <linux/of_device.h>
+#include <linux/of.h>
#include <linux/platform_device.h>
#include <linux/pm_domain.h>
+#include <linux/property.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
@@ -403,16 +404,13 @@ static int imx_gpc_old_dt_init(struct device *dev, struct regmap *regmap,
static int imx_gpc_probe(struct platform_device *pdev)
{
- const struct of_device_id *of_id =
- of_match_device(imx_gpc_dt_ids, &pdev->dev);
- const struct imx_gpc_dt_data *of_id_data = of_id->data;
- struct device_node *pgc_node;
+ const struct imx_gpc_dt_data *of_id_data = device_get_match_data(&pdev->dev);
+ struct device_node *pgc_node __free(device_node)
+ = of_get_child_by_name(pdev->dev.of_node, "pgc");
struct regmap *regmap;
void __iomem *base;
int ret;
- pgc_node = of_get_child_by_name(pdev->dev.of_node, "pgc");
-
/* bail out if DT too old and doesn't provide the necessary info */
if (!of_property_read_bool(pdev->dev.of_node, "#power-domain-cells") &&
!pgc_node)
diff --git a/drivers/pmdomain/rockchip/pm-domains.c b/drivers/pmdomain/rockchip/pm-domains.c
index d5d3ecb38283..9b76b62869d0 100644
--- a/drivers/pmdomain/rockchip/pm-domains.c
+++ b/drivers/pmdomain/rockchip/pm-domains.c
@@ -9,11 +9,13 @@
#include <linux/iopoll.h>
#include <linux/err.h>
#include <linux/mutex.h>
+#include <linux/platform_device.h>
#include <linux/pm_clock.h>
#include <linux/pm_domain.h>
+#include <linux/property.h>
+#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/of_clk.h>
-#include <linux/of_platform.h>
#include <linux/clk.h>
#include <linux/regmap.h>
#include <linux/mfd/syscon.h>
@@ -857,7 +859,6 @@ static int rockchip_pm_domain_probe(struct platform_device *pdev)
struct device_node *node;
struct device *parent;
struct rockchip_pmu *pmu;
- const struct of_device_id *match;
const struct rockchip_pmu_info *pmu_info;
int error;
@@ -866,13 +867,7 @@ static int rockchip_pm_domain_probe(struct platform_device *pdev)
return -ENODEV;
}
- match = of_match_device(dev->driver->of_match_table, dev);
- if (!match || !match->data) {
- dev_err(dev, "missing pmu data\n");
- return -EINVAL;
- }
-
- pmu_info = match->data;
+ pmu_info = device_get_match_data(dev);
pmu = devm_kzalloc(dev,
struct_size(pmu, domains, pmu_info->num_domains),
diff --git a/drivers/power/supply/apm_power.c b/drivers/power/supply/apm_power.c
index 9d1a7fbcaed4..50b963694559 100644
--- a/drivers/power/supply/apm_power.c
+++ b/drivers/power/supply/apm_power.c
@@ -365,7 +365,8 @@ static int __init apm_battery_init(void)
static void __exit apm_battery_exit(void)
{
- apm_get_power_status = NULL;
+ if (apm_get_power_status == apm_battery_apm_get_power_status)
+ apm_get_power_status = NULL;
}
module_init(apm_battery_init);
diff --git a/drivers/power/supply/cw2015_battery.c b/drivers/power/supply/cw2015_battery.c
index 434e3233c9f8..f777665cf068 100644
--- a/drivers/power/supply/cw2015_battery.c
+++ b/drivers/power/supply/cw2015_battery.c
@@ -702,7 +702,13 @@ static int cw_bat_probe(struct i2c_client *client)
if (!cw_bat->battery_workqueue)
return -ENOMEM;
- devm_delayed_work_autocancel(&client->dev, &cw_bat->battery_delay_work, cw_bat_work);
+ ret = devm_delayed_work_autocancel(&client->dev, &cw_bat->battery_delay_work, cw_bat_work);
+ if (ret) {
+ dev_err_probe(&client->dev, ret,
+ "Failed to register delayed work\n");
+ return ret;
+ }
+
queue_delayed_work(cw_bat->battery_workqueue,
&cw_bat->battery_delay_work, msecs_to_jiffies(10));
return 0;
diff --git a/drivers/power/supply/rt9467-charger.c b/drivers/power/supply/rt9467-charger.c
index fdfdc83ab045..1e1659326751 100644
--- a/drivers/power/supply/rt9467-charger.c
+++ b/drivers/power/supply/rt9467-charger.c
@@ -376,7 +376,7 @@ static int rt9467_set_value_from_ranges(struct rt9467_chg_data *data,
if (rsel == RT9467_RANGE_VMIVR) {
ret = linear_range_get_selector_high(range, value, &sel, &found);
if (ret)
- value = range->max_sel;
+ sel = range->max_sel;
} else {
linear_range_get_selector_within(range, value, &sel);
}
@@ -588,6 +588,10 @@ static int rt9467_run_aicl(struct rt9467_chg_data *data)
aicl_vth = mivr_vth + RT9467_AICLVTH_GAP_uV;
ret = rt9467_set_value_from_ranges(data, F_AICL_VTH,
RT9467_RANGE_AICL_VTH, aicl_vth);
+ if (ret) {
+ dev_err(data->dev, "Failed to set AICL VTH\n");
+ return ret;
+ }
/* Trigger AICL function */
ret = regmap_field_write(data->rm_field[F_AICL_MEAS], 1);
diff --git a/drivers/power/supply/wm831x_power.c b/drivers/power/supply/wm831x_power.c
index 82e31066c746..bbae77982d08 100644
--- a/drivers/power/supply/wm831x_power.c
+++ b/drivers/power/supply/wm831x_power.c
@@ -144,6 +144,7 @@ static int wm831x_usb_limit_change(struct notifier_block *nb,
struct wm831x_power,
usb_notify);
unsigned int i, best;
+ int ret;
/* Find the highest supported limit */
best = 0;
@@ -156,8 +157,13 @@ static int wm831x_usb_limit_change(struct notifier_block *nb,
dev_dbg(wm831x_power->wm831x->dev,
"Limiting USB current to %umA", wm831x_usb_limits[best]);
- wm831x_set_bits(wm831x_power->wm831x, WM831X_POWER_STATE,
- WM831X_USB_ILIM_MASK, best);
+ ret = wm831x_set_bits(wm831x_power->wm831x, WM831X_POWER_STATE,
+ WM831X_USB_ILIM_MASK, best);
+ if (ret < 0) {
+ dev_err(wm831x_power->wm831x->dev,
+ "Failed to set USB current limit: %d\n", ret);
+ return ret;
+ }
return 0;
}
diff --git a/drivers/pwm/pwm-bcm2835.c b/drivers/pwm/pwm-bcm2835.c
index bdfc2a5ec0d6..5a51ba9b26d9 100644
--- a/drivers/pwm/pwm-bcm2835.c
+++ b/drivers/pwm/pwm-bcm2835.c
@@ -35,29 +35,6 @@ static inline struct bcm2835_pwm *to_bcm2835_pwm(struct pwm_chip *chip)
return container_of(chip, struct bcm2835_pwm, chip);
}
-static int bcm2835_pwm_request(struct pwm_chip *chip, struct pwm_device *pwm)
-{
- struct bcm2835_pwm *pc = to_bcm2835_pwm(chip);
- u32 value;
-
- value = readl(pc->base + PWM_CONTROL);
- value &= ~(PWM_CONTROL_MASK << PWM_CONTROL_SHIFT(pwm->hwpwm));
- value |= (PWM_MODE << PWM_CONTROL_SHIFT(pwm->hwpwm));
- writel(value, pc->base + PWM_CONTROL);
-
- return 0;
-}
-
-static void bcm2835_pwm_free(struct pwm_chip *chip, struct pwm_device *pwm)
-{
- struct bcm2835_pwm *pc = to_bcm2835_pwm(chip);
- u32 value;
-
- value = readl(pc->base + PWM_CONTROL);
- value &= ~(PWM_CONTROL_MASK << PWM_CONTROL_SHIFT(pwm->hwpwm));
- writel(value, pc->base + PWM_CONTROL);
-}
-
static int bcm2835_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
const struct pwm_state *state)
{
@@ -109,6 +86,9 @@ static int bcm2835_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
/* set polarity */
val = readl(pc->base + PWM_CONTROL);
+ val &= ~(PWM_CONTROL_MASK << PWM_CONTROL_SHIFT(pwm->hwpwm));
+ val |= PWM_MODE << PWM_CONTROL_SHIFT(pwm->hwpwm);
+
if (state->polarity == PWM_POLARITY_NORMAL)
val &= ~(PWM_POLARITY << PWM_CONTROL_SHIFT(pwm->hwpwm));
else
@@ -126,8 +106,6 @@ static int bcm2835_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
}
static const struct pwm_ops bcm2835_pwm_ops = {
- .request = bcm2835_pwm_request,
- .free = bcm2835_pwm_free,
.apply = bcm2835_pwm_apply,
.owner = THIS_MODULE,
};
diff --git a/drivers/pwm/pwm-stm32.c b/drivers/pwm/pwm-stm32.c
index 67414b97ef4d..b613ce74346a 100644
--- a/drivers/pwm/pwm-stm32.c
+++ b/drivers/pwm/pwm-stm32.c
@@ -462,8 +462,7 @@ static int stm32_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
return 0;
}
- if (state->polarity != pwm->state.polarity)
- stm32_pwm_set_polarity(priv, pwm->hwpwm, state->polarity);
+ stm32_pwm_set_polarity(priv, pwm->hwpwm, state->polarity);
ret = stm32_pwm_config(priv, pwm->hwpwm,
state->duty_cycle, state->period);
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 1d49612eeb7e..23cdf220ca7d 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1653,6 +1653,8 @@ static int set_machine_constraints(struct regulator_dev *rdev)
* and we have control then make sure it is enabled.
*/
if (rdev->constraints->always_on || rdev->constraints->boot_on) {
+ bool supply_enabled = false;
+
/* If we want to enable this regulator, make sure that we know
* the supplying regulator.
*/
@@ -1672,11 +1674,14 @@ static int set_machine_constraints(struct regulator_dev *rdev)
rdev->supply = NULL;
return ret;
}
+ supply_enabled = true;
}
ret = _regulator_do_enable(rdev);
if (ret < 0 && ret != -EINVAL) {
rdev_err(rdev, "failed to enable: %pe\n", ERR_PTR(ret));
+ if (supply_enabled)
+ regulator_disable(rdev->supply);
return ret;
}
@@ -1965,6 +1970,7 @@ static void regulator_supply_alias(struct device **dev, const char **supply)
{
struct regulator_supply_alias *map;
+ mutex_lock(®ulator_list_mutex);
map = regulator_find_supply_alias(*dev, *supply);
if (map) {
dev_dbg(*dev, "Mapping supply %s to %s,%s\n",
@@ -1973,6 +1979,7 @@ static void regulator_supply_alias(struct device **dev, const char **supply)
*dev = map->alias_dev;
*supply = map->alias_supply;
}
+ mutex_unlock(®ulator_list_mutex);
}
static int regulator_match(struct device *dev, const void *data)
@@ -2451,22 +2458,26 @@ int regulator_register_supply_alias(struct device *dev, const char *id,
const char *alias_id)
{
struct regulator_supply_alias *map;
+ struct regulator_supply_alias *new_map;
- map = regulator_find_supply_alias(dev, id);
- if (map)
- return -EEXIST;
-
- map = kzalloc(sizeof(struct regulator_supply_alias), GFP_KERNEL);
- if (!map)
+ new_map = kzalloc(sizeof(struct regulator_supply_alias), GFP_KERNEL);
+ if (!new_map)
return -ENOMEM;
- map->src_dev = dev;
- map->src_supply = id;
- map->alias_dev = alias_dev;
- map->alias_supply = alias_id;
-
- list_add(&map->list, ®ulator_supply_alias_list);
+ mutex_lock(®ulator_list_mutex);
+ map = regulator_find_supply_alias(dev, id);
+ if (map) {
+ mutex_unlock(®ulator_list_mutex);
+ kfree(new_map);
+ return -EEXIST;
+ }
+ new_map->src_dev = dev;
+ new_map->src_supply = id;
+ new_map->alias_dev = alias_dev;
+ new_map->alias_supply = alias_id;
+ list_add(&new_map->list, ®ulator_supply_alias_list);
+ mutex_unlock(®ulator_list_mutex);
pr_info("Adding alias for supply %s,%s -> %s,%s\n",
id, dev_name(dev), alias_id, dev_name(alias_dev));
@@ -2486,11 +2497,13 @@ void regulator_unregister_supply_alias(struct device *dev, const char *id)
{
struct regulator_supply_alias *map;
+ mutex_lock(®ulator_list_mutex);
map = regulator_find_supply_alias(dev, id);
if (map) {
list_del(&map->list);
kfree(map);
}
+ mutex_unlock(®ulator_list_mutex);
}
EXPORT_SYMBOL_GPL(regulator_unregister_supply_alias);
diff --git a/drivers/remoteproc/qcom_q6v5_wcss.c b/drivers/remoteproc/qcom_q6v5_wcss.c
index cff1fa07d1de..f80d701225a1 100644
--- a/drivers/remoteproc/qcom_q6v5_wcss.c
+++ b/drivers/remoteproc/qcom_q6v5_wcss.c
@@ -85,7 +85,7 @@
#define TCSR_WCSS_CLK_MASK 0x1F
#define TCSR_WCSS_CLK_ENABLE 0x14
-#define MAX_HALT_REG 3
+#define MAX_HALT_REG 4
enum {
WCSS_IPQ8074,
WCSS_QCS404,
@@ -863,9 +863,9 @@ static int q6v5_wcss_init_mmio(struct q6v5_wcss *wcss,
return -EINVAL;
}
- wcss->halt_q6 = halt_reg[0];
- wcss->halt_wcss = halt_reg[1];
- wcss->halt_nc = halt_reg[2];
+ wcss->halt_q6 = halt_reg[1];
+ wcss->halt_wcss = halt_reg[2];
+ wcss->halt_nc = halt_reg[3];
return 0;
}
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index c7f91a82e634..da2fe69ba204 100644
--- a/drivers/rpmsg/qcom_glink_native.c
+++ b/drivers/rpmsg/qcom_glink_native.c
@@ -1317,6 +1317,7 @@ static void qcom_glink_destroy_ept(struct rpmsg_endpoint *ept)
{
struct glink_channel *channel = to_glink_channel(ept);
struct qcom_glink *glink = channel->glink;
+ struct rpmsg_channel_info chinfo;
unsigned long flags;
spin_lock_irqsave(&channel->recv_lock, flags);
@@ -1324,6 +1325,13 @@ static void qcom_glink_destroy_ept(struct rpmsg_endpoint *ept)
spin_unlock_irqrestore(&channel->recv_lock, flags);
/* Decouple the potential rpdev from the channel */
+ if (channel->rpdev) {
+ strscpy_pad(chinfo.name, channel->name, sizeof(chinfo.name));
+ chinfo.src = RPMSG_ADDR_ANY;
+ chinfo.dst = RPMSG_ADDR_ANY;
+
+ rpmsg_unregister_device(glink->dev, &chinfo);
+ }
channel->rpdev = NULL;
qcom_glink_send_close_req(glink, channel);
diff --git a/drivers/rtc/rtc-gamecube.c b/drivers/rtc/rtc-gamecube.c
index c828bc8e05b9..045d5d45ab4b 100644
--- a/drivers/rtc/rtc-gamecube.c
+++ b/drivers/rtc/rtc-gamecube.c
@@ -242,6 +242,10 @@ static int gamecube_rtc_read_offset_from_sram(struct priv *d)
}
hw_srnprot = ioremap(res.start, resource_size(&res));
+ if (!hw_srnprot) {
+ pr_err("failed to ioremap hw_srnprot\n");
+ return -ENOMEM;
+ }
old = ioread32be(hw_srnprot);
/* TODO: figure out why we use this magic constant. I obtained it by
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index d9fb7f097b7e..593591711415 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -6189,6 +6189,7 @@ static int dasd_eckd_copy_pair_swap(struct dasd_device *device, char *prim_busid
struct dasd_copy_relation *copy;
struct dasd_block *block;
struct gendisk *gdp;
+ int rc;
copy = device->copy;
if (!copy)
@@ -6223,6 +6224,13 @@ static int dasd_eckd_copy_pair_swap(struct dasd_device *device, char *prim_busid
/* swap blocklayer device link */
gdp = block->gdp;
dasd_add_link_to_gendisk(gdp, secondary);
+ rc = device_move(disk_to_dev(gdp), &secondary->cdev->dev, DPM_ORDER_NONE);
+ if (rc) {
+ dev_err(&primary->cdev->dev,
+ "copy_pair_swap: moving blockdevice parent %s->%s failed (%d)\n",
+ dev_name(&primary->cdev->dev),
+ dev_name(&secondary->cdev->dev), rc);
+ }
/* re-enable device */
dasd_device_remove_stop_bits(primary, DASD_STOPPED_PPRC);
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index 93351452184a..97cbf233a543 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -2235,15 +2235,15 @@ static int __init ap_module_init(void)
{
int rc;
- rc = ap_debug_init();
- if (rc)
- return rc;
-
if (!ap_instructions_available()) {
pr_warn("The hardware system does not support AP instructions\n");
return -ENODEV;
}
+ rc = ap_debug_init();
+ if (rc)
+ return rc;
+
/* init ap_queue hashtable */
hash_init(ap_queues);
diff --git a/drivers/scsi/aic94xx/aic94xx_init.c b/drivers/scsi/aic94xx/aic94xx_init.c
index 8a3340d8d7ad..d64d126fb2da 100644
--- a/drivers/scsi/aic94xx/aic94xx_init.c
+++ b/drivers/scsi/aic94xx/aic94xx_init.c
@@ -896,6 +896,9 @@ static void asd_pci_remove(struct pci_dev *dev)
asd_disable_ints(asd_ha);
+ /* Ensure all scheduled tasklets complete before freeing resources */
+ tasklet_kill(&asd_ha->seq.dl_tasklet);
+
asd_remove_dev_attrs(asd_ha);
/* XXX more here as needed */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 78a10d4979e9..4f7248643335 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -3504,7 +3504,6 @@ struct isp_operations {
#define QLA_MSIX_RSP_Q 0x01
#define QLA_ATIO_VECTOR 0x02
#define QLA_MSIX_QPAIR_MULTIQ_RSP_Q 0x03
-#define QLA_MSIX_QPAIR_MULTIQ_RSP_Q_HS 0x04
#define QLA_MIDX_DEFAULT 0
#define QLA_MIDX_RSP_Q 1
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index e556f57c91af..59f448e2e319 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -768,7 +768,7 @@ extern int qla2x00_dfs_remove(scsi_qla_host_t *);
/* Globa function prototypes for multi-q */
extern int qla25xx_request_irq(struct qla_hw_data *, struct qla_qpair *,
- struct qla_msix_entry *, int);
+ struct qla_msix_entry *);
extern int qla25xx_init_req_que(struct scsi_qla_host *, struct req_que *);
extern int qla25xx_init_rsp_que(struct scsi_qla_host *, struct rsp_que *);
extern int qla25xx_create_req_que(struct qla_hw_data *, uint16_t, uint8_t,
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index d48007e18288..a85d3a40ee49 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -4473,32 +4473,6 @@ qla2xxx_msix_rsp_q(int irq, void *dev_id)
return IRQ_HANDLED;
}
-irqreturn_t
-qla2xxx_msix_rsp_q_hs(int irq, void *dev_id)
-{
- struct qla_hw_data *ha;
- struct qla_qpair *qpair;
- struct device_reg_24xx __iomem *reg;
- unsigned long flags;
-
- qpair = dev_id;
- if (!qpair) {
- ql_log(ql_log_info, NULL, 0x505b,
- "%s: NULL response queue pointer.\n", __func__);
- return IRQ_NONE;
- }
- ha = qpair->hw;
-
- reg = &ha->iobase->isp24;
- spin_lock_irqsave(&ha->hardware_lock, flags);
- wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT);
- spin_unlock_irqrestore(&ha->hardware_lock, flags);
-
- queue_work(ha->wq, &qpair->q_work);
-
- return IRQ_HANDLED;
-}
-
/* Interrupt handling helpers. */
struct qla_init_msix_entry {
@@ -4511,7 +4485,6 @@ static const struct qla_init_msix_entry msix_entries[] = {
{ "rsp_q", qla24xx_msix_rsp_q },
{ "atio_q", qla83xx_msix_atio_q },
{ "qpair_multiq", qla2xxx_msix_rsp_q },
- { "qpair_multiq_hs", qla2xxx_msix_rsp_q_hs },
};
static const struct qla_init_msix_entry qla82xx_msix_entries[] = {
@@ -4798,9 +4771,10 @@ qla2x00_free_irqs(scsi_qla_host_t *vha)
}
int qla25xx_request_irq(struct qla_hw_data *ha, struct qla_qpair *qpair,
- struct qla_msix_entry *msix, int vector_type)
+ struct qla_msix_entry *msix)
{
- const struct qla_init_msix_entry *intr = &msix_entries[vector_type];
+ const struct qla_init_msix_entry *intr =
+ &msix_entries[QLA_MSIX_QPAIR_MULTIQ_RSP_Q];
scsi_qla_host_t *vha = pci_get_drvdata(ha->pdev);
int ret;
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 13b6cb1b93ac..41435e98092a 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -253,6 +253,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
/* Issue set host interrupt command to send cmd out. */
ha->flags.mbox_int = 0;
clear_bit(MBX_INTERRUPT, &ha->mbx_cmd_flags);
+ reinit_completion(&ha->mbx_intr_comp);
/* Unlock mbx registers and wait for interrupt */
ql_dbg(ql_dbg_mbx, vha, 0x100f,
@@ -279,6 +280,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
"cmd=%x Timeout.\n", command);
spin_lock_irqsave(&ha->hardware_lock, flags);
clear_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags);
+ reinit_completion(&ha->mbx_intr_comp);
spin_unlock_irqrestore(&ha->hardware_lock, flags);
if (chip_reset != ha->chip_reset) {
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 79879c4743e6..9946899dd83b 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -899,9 +899,7 @@ qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options,
rsp->options, rsp->id, rsp->rsp_q_in,
rsp->rsp_q_out);
- ret = qla25xx_request_irq(ha, qpair, qpair->msix,
- ha->flags.disable_msix_handshake ?
- QLA_MSIX_QPAIR_MULTIQ_RSP_Q : QLA_MSIX_QPAIR_MULTIQ_RSP_Q_HS);
+ ret = qla25xx_request_irq(ha, qpair, qpair->msix);
if (ret)
goto que_failed;
diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c
index 080670cb2aa5..38cb3281c635 100644
--- a/drivers/scsi/qla2xxx/qla_nvme.c
+++ b/drivers/scsi/qla2xxx/qla_nvme.c
@@ -1293,7 +1293,7 @@ void qla2xxx_process_purls_iocb(void **pkt, struct rsp_que **rsp)
a.reason = FCNVME_RJT_RC_LOGIC;
a.explanation = FCNVME_RJT_EXP_NONE;
xmt_reject = true;
- kfree(item);
+ qla24xx_free_purex_item(item);
goto out;
}
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 0a3a5af67f0a..ef894dc80b8f 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1874,12 +1874,6 @@ __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res)
for (cnt = 1; cnt < req->num_outstanding_cmds; cnt++) {
sp = req->outstanding_cmds[cnt];
if (sp) {
- if (qla2x00_chip_is_down(vha)) {
- req->outstanding_cmds[cnt] = NULL;
- sp->done(sp, res);
- continue;
- }
-
switch (sp->cmd_type) {
case TYPE_SRB:
qla2x00_abort_srb(qp, sp, res, &flags);
@@ -3459,13 +3453,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
ha->mqenable = 0;
if (ha->mqenable) {
- bool startit = false;
-
- if (QLA_TGT_MODE_ENABLED())
- startit = false;
-
- if (ql2x_ini_mode == QLA2XXX_INI_MODE_ENABLED)
- startit = true;
+ bool startit = !!(host->active_mode & MODE_INITIATOR);
/* Create start of day qpairs for Block MQ */
for (i = 0; i < ha->max_qpairs; i++)
diff --git a/drivers/scsi/sim710.c b/drivers/scsi/sim710.c
index e519df68d603..70c75ab1453a 100644
--- a/drivers/scsi/sim710.c
+++ b/drivers/scsi/sim710.c
@@ -133,6 +133,7 @@ static int sim710_probe_common(struct device *dev, unsigned long base_addr,
out_put_host:
scsi_host_put(host);
out_release:
+ ioport_unmap(hostdata->base);
release_region(base_addr, 64);
out_free:
kfree(hostdata);
@@ -148,6 +149,7 @@ static int sim710_device_remove(struct device *dev)
scsi_remove_host(host);
NCR_700_release(host);
+ ioport_unmap(hostdata->base);
kfree(hostdata);
free_irq(host->irq, host);
release_region(host->base, 64);
diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c
index 0af2d366c85f..0cdeb7aa5502 100644
--- a/drivers/scsi/smartpqi/smartpqi_init.c
+++ b/drivers/scsi/smartpqi/smartpqi_init.c
@@ -6366,10 +6366,22 @@ static int pqi_device_reset(struct pqi_ctrl_info *ctrl_info, struct pqi_scsi_dev
static int pqi_device_reset_handler(struct pqi_ctrl_info *ctrl_info, struct pqi_scsi_dev *device, u8 lun, struct scsi_cmnd *scmd, u8 scsi_opcode)
{
+ unsigned long flags;
int rc;
mutex_lock(&ctrl_info->lun_reset_mutex);
+ spin_lock_irqsave(&ctrl_info->scsi_device_list_lock, flags);
+ if (pqi_find_scsi_dev(ctrl_info, device->bus, device->target, device->lun) == NULL) {
+ dev_warn(&ctrl_info->pci_dev->dev,
+ "skipping reset of scsi %d:%d:%d:%u, device has been removed\n",
+ ctrl_info->scsi_host->host_no, device->bus, device->target, device->lun);
+ spin_unlock_irqrestore(&ctrl_info->scsi_device_list_lock, flags);
+ mutex_unlock(&ctrl_info->lun_reset_mutex);
+ return 0;
+ }
+ spin_unlock_irqrestore(&ctrl_info->scsi_device_list_lock, flags);
+
dev_err(&ctrl_info->pci_dev->dev,
"resetting scsi %d:%d:%d:%u SCSI cmd at %p due to cmd opcode 0x%02x\n",
ctrl_info->scsi_host->host_no, device->bus, device->target, lun, scmd, scsi_opcode);
@@ -6549,7 +6561,9 @@ static void pqi_slave_destroy(struct scsi_device *sdev)
{
struct pqi_ctrl_info *ctrl_info;
struct pqi_scsi_dev *device;
+ struct pqi_tmf_work *tmf_work;
int mutex_acquired;
+ unsigned int lun;
unsigned long flags;
ctrl_info = shost_to_hba(sdev->host);
@@ -6576,8 +6590,13 @@ static void pqi_slave_destroy(struct scsi_device *sdev)
mutex_unlock(&ctrl_info->scan_mutex);
+ for (lun = 0, tmf_work = device->tmf_work; lun < PQI_MAX_LUNS_PER_DEVICE; lun++, tmf_work++)
+ cancel_work_sync(&tmf_work->work_struct);
+
+ mutex_lock(&ctrl_info->lun_reset_mutex);
pqi_dev_info(ctrl_info, "removed", device);
pqi_free_device(device);
+ mutex_unlock(&ctrl_info->lun_reset_mutex);
}
static int pqi_getpciinfo_ioctl(struct pqi_ctrl_info *ctrl_info, void __user *arg)
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 8ffb75be99bc..879b090fb39e 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -1846,6 +1846,7 @@ static int stex_probe(struct pci_dev *pdev, const struct pci_device_id *id)
out_scsi_host_put:
scsi_host_put(host);
out_disable:
+ unregister_reboot_notifier(&stex_notifier);
pci_disable_device(pdev);
return err;
diff --git a/drivers/soc/amlogic/meson-canvas.c b/drivers/soc/amlogic/meson-canvas.c
index b6e06c4d2117..0711088da5dc 100644
--- a/drivers/soc/amlogic/meson-canvas.c
+++ b/drivers/soc/amlogic/meson-canvas.c
@@ -73,10 +73,9 @@ struct meson_canvas *meson_canvas_get(struct device *dev)
* current state, this driver probe cannot return -EPROBE_DEFER
*/
canvas = dev_get_drvdata(&canvas_pdev->dev);
- if (!canvas) {
- put_device(&canvas_pdev->dev);
+ put_device(&canvas_pdev->dev);
+ if (!canvas)
return ERR_PTR(-EINVAL);
- }
return canvas;
}
diff --git a/drivers/soc/qcom/ocmem.c b/drivers/soc/qcom/ocmem.c
index 20f5461d46b9..1511d19643d4 100644
--- a/drivers/soc/qcom/ocmem.c
+++ b/drivers/soc/qcom/ocmem.c
@@ -204,9 +204,9 @@ struct ocmem *of_get_ocmem(struct device *dev)
of_node_put(devnode);
ocmem = platform_get_drvdata(pdev);
+ put_device(&pdev->dev);
if (!ocmem) {
dev_err(dev, "Cannot get ocmem\n");
- put_device(&pdev->dev);
return ERR_PTR(-ENODEV);
}
return ocmem;
diff --git a/drivers/soc/qcom/smem.c b/drivers/soc/qcom/smem.c
index aead7dd482ea..5217ff0a434f 100644
--- a/drivers/soc/qcom/smem.c
+++ b/drivers/soc/qcom/smem.c
@@ -1164,7 +1164,7 @@ static int qcom_smem_probe(struct platform_device *pdev)
return hwlock_id;
}
- smem->hwlock = hwspin_lock_request_specific(hwlock_id);
+ smem->hwlock = devm_hwspin_lock_request_specific(&pdev->dev, hwlock_id);
if (!smem->hwlock)
return -ENXIO;
@@ -1217,7 +1217,6 @@ static int qcom_smem_remove(struct platform_device *pdev)
{
platform_device_unregister(__smem->socinfo);
- hwspin_lock_free(__smem->hwlock);
__smem = NULL;
return 0;
diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index 7b809644436e..eed88aba2cfe 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1885,7 +1885,9 @@ static int cqspi_probe(struct platform_device *pdev)
probe_reset_failed:
if (cqspi->is_jh7110)
cqspi_jh7110_disable_clk(pdev, cqspi);
- clk_disable_unprepare(cqspi->clk);
+
+ if (pm_runtime_get_sync(&pdev->dev) >= 0)
+ clk_disable_unprepare(cqspi->clk);
probe_clk_failed:
pm_runtime_put_sync(dev);
probe_pm_failed:
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c
index 97faf984801f..750e2cd2594d 100644
--- a/drivers/spi/spi-fsl-spi.c
+++ b/drivers/spi/spi-fsl-spi.c
@@ -336,7 +336,7 @@ static int fsl_spi_prepare_message(struct spi_controller *ctlr,
if (t->bits_per_word == 16 || t->bits_per_word == 32)
t->bits_per_word = 8; /* pretend its 8 bits */
if (t->bits_per_word == 8 && t->len >= 256 &&
- (mpc8xxx_spi->flags & SPI_CPM1))
+ !(t->len & 1) && (mpc8xxx_spi->flags & SPI_CPM1))
t->bits_per_word = 16;
}
}
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index da4442954375..76f8747c2943 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -503,9 +503,15 @@ static void mx51_ecspi_trigger(struct spi_imx_data *spi_imx)
{
u32 reg;
- reg = readl(spi_imx->base + MX51_ECSPI_CTRL);
- reg |= MX51_ECSPI_CTRL_XCH;
- writel(reg, spi_imx->base + MX51_ECSPI_CTRL);
+ if (spi_imx->usedma) {
+ reg = readl(spi_imx->base + MX51_ECSPI_DMA);
+ reg |= MX51_ECSPI_DMA_TEDEN | MX51_ECSPI_DMA_RXDEN;
+ writel(reg, spi_imx->base + MX51_ECSPI_DMA);
+ } else {
+ reg = readl(spi_imx->base + MX51_ECSPI_CTRL);
+ reg |= MX51_ECSPI_CTRL_XCH;
+ writel(reg, spi_imx->base + MX51_ECSPI_CTRL);
+ }
}
static void mx51_ecspi_disable(struct spi_imx_data *spi_imx)
@@ -699,7 +705,6 @@ static void mx51_setup_wml(struct spi_imx_data *spi_imx)
writel(MX51_ECSPI_DMA_RX_WML(spi_imx->wml - 1) |
MX51_ECSPI_DMA_TX_WML(tx_wml) |
MX51_ECSPI_DMA_RXT_WML(spi_imx->wml) |
- MX51_ECSPI_DMA_TEDEN | MX51_ECSPI_DMA_RXDEN |
MX51_ECSPI_DMA_RXTDEN, spi_imx->base + MX51_ECSPI_DMA);
}
@@ -1458,6 +1463,8 @@ static int spi_imx_dma_transfer(struct spi_imx_data *spi_imx,
reinit_completion(&spi_imx->dma_tx_completion);
dma_async_issue_pending(controller->dma_tx);
+ spi_imx->devtype_data->trigger(spi_imx);
+
transfer_timeout = spi_imx_calculate_timeout(spi_imx, transfer->len);
/* Wait SDMA to finish the data transfer.*/
diff --git a/drivers/spi/spi-tegra210-quad.c b/drivers/spi/spi-tegra210-quad.c
index e9afebd72423..d9a487274b53 100644
--- a/drivers/spi/spi-tegra210-quad.c
+++ b/drivers/spi/spi-tegra210-quad.c
@@ -999,8 +999,10 @@ static void tegra_qspi_handle_error(struct tegra_qspi *tqspi)
dev_err(tqspi->dev, "error in transfer, fifo status 0x%08x\n", tqspi->status_reg);
tegra_qspi_dump_regs(tqspi);
tegra_qspi_flush_fifos(tqspi, true);
- if (device_reset(tqspi->dev) < 0)
+ if (device_reset(tqspi->dev) < 0) {
dev_warn_once(tqspi->dev, "device reset failed\n");
+ tegra_qspi_mask_clear_irq(tqspi);
+ }
}
static void tegra_qspi_transfer_end(struct spi_device *spi)
@@ -1145,9 +1147,11 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi,
}
/* Reset controller if timeout happens */
- if (device_reset(tqspi->dev) < 0)
+ if (device_reset(tqspi->dev) < 0) {
dev_warn_once(tqspi->dev,
"device reset failed\n");
+ tegra_qspi_mask_clear_irq(tqspi);
+ }
ret = -EIO;
goto exit;
}
@@ -1169,11 +1173,13 @@ static int tegra_qspi_combined_seq_xfer(struct tegra_qspi *tqspi,
tegra_qspi_transfer_end(spi);
spi_transfer_delay_exec(xfer);
}
+ tqspi->curr_xfer = NULL;
transfer_phase++;
}
ret = 0;
exit:
+ tqspi->curr_xfer = NULL;
msg->status = ret;
return ret;
@@ -1257,6 +1263,8 @@ static int tegra_qspi_non_combined_seq_xfer(struct tegra_qspi *tqspi,
msg->actual_length += xfer->len + dummy_bytes;
complete_xfer:
+ tqspi->curr_xfer = NULL;
+
if (ret < 0) {
tegra_qspi_transfer_end(spi);
spi_transfer_delay_exec(xfer);
@@ -1353,6 +1361,7 @@ static irqreturn_t handle_cpu_based_xfer(struct tegra_qspi *tqspi)
tegra_qspi_calculate_curr_xfer_param(tqspi, t);
tegra_qspi_start_cpu_based_transfer(tqspi, t);
exit:
+ tqspi->curr_xfer = NULL;
spin_unlock_irqrestore(&tqspi->lock, flags);
return IRQ_HANDLED;
}
@@ -1436,6 +1445,15 @@ static irqreturn_t tegra_qspi_isr_thread(int irq, void *context_data)
{
struct tegra_qspi *tqspi = context_data;
+ /*
+ * Occasionally the IRQ thread takes a long time to wake up (usually
+ * when the CPU that it's running on is excessively busy) and we have
+ * already reached the timeout before and cleaned up the timed out
+ * transfer. Avoid any processing in that case and bail out early.
+ */
+ if (!tqspi->curr_xfer)
+ return IRQ_NONE;
+
tqspi->status_reg = tegra_qspi_readl(tqspi, QSPI_FIFO_STATUS);
if (tqspi->cur_direction & DATA_DIR_TX)
diff --git a/drivers/spi/spi-xilinx.c b/drivers/spi/spi-xilinx.c
index 8e6e3876aa9a..b5405d9974ba 100644
--- a/drivers/spi/spi-xilinx.c
+++ b/drivers/spi/spi-xilinx.c
@@ -299,7 +299,7 @@ static int xilinx_spi_txrx_bufs(struct spi_device *spi, struct spi_transfer *t)
/* Read out all the data from the Rx FIFO */
rx_words = n_words;
- stalled = 10;
+ stalled = 32;
while (rx_words) {
if (rx_words == n_words && !(stalled--) &&
!(sr & XSPI_SR_TX_EMPTY_MASK) &&
diff --git a/drivers/staging/fbtft/fbtft-core.c b/drivers/staging/fbtft/fbtft-core.c
index dce721f440c5..5dfe2d7a73e3 100644
--- a/drivers/staging/fbtft/fbtft-core.c
+++ b/drivers/staging/fbtft/fbtft-core.c
@@ -1225,8 +1225,8 @@ int fbtft_probe_common(struct fbtft_display *display,
par->pdev = pdev;
if (display->buswidth == 0) {
- dev_err(dev, "buswidth is not set\n");
- return -EINVAL;
+ ret = dev_err_probe(dev, -EINVAL, "buswidth is not set\n");
+ goto out_release;
}
/* write register functions */
diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
index 999ce613dca8..526573556cda 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -914,7 +914,6 @@ static void gb_uart_remove(struct gbphy_device *gbphy_dev)
{
struct gb_tty *gb_tty = gb_gbphy_get_data(gbphy_dev);
struct gb_connection *connection = gb_tty->connection;
- struct tty_struct *tty;
int ret;
ret = gbphy_runtime_get_sync(gbphy_dev);
@@ -927,11 +926,7 @@ static void gb_uart_remove(struct gbphy_device *gbphy_dev)
wake_up_all(&gb_tty->wioctl);
mutex_unlock(&gb_tty->mutex);
- tty = tty_port_tty_get(&gb_tty->port);
- if (tty) {
- tty_vhangup(tty);
- tty_kref_put(tty);
- }
+ tty_port_tty_vhangup(&gb_tty->port);
gb_connection_disable_rx(connection);
tty_unregister_device(gb_tty_driver, gb_tty->minor);
diff --git a/drivers/staging/most/Kconfig b/drivers/staging/most/Kconfig
index 6f420cbcdcff..e89658df6f12 100644
--- a/drivers/staging/most/Kconfig
+++ b/drivers/staging/most/Kconfig
@@ -24,6 +24,4 @@ source "drivers/staging/most/video/Kconfig"
source "drivers/staging/most/dim2/Kconfig"
-source "drivers/staging/most/i2c/Kconfig"
-
endif
diff --git a/drivers/staging/most/Makefile b/drivers/staging/most/Makefile
index 8b3fc5a7af51..e45084df7803 100644
--- a/drivers/staging/most/Makefile
+++ b/drivers/staging/most/Makefile
@@ -3,4 +3,3 @@
obj-$(CONFIG_MOST_NET) += net/
obj-$(CONFIG_MOST_VIDEO) += video/
obj-$(CONFIG_MOST_DIM2) += dim2/
-obj-$(CONFIG_MOST_I2C) += i2c/
diff --git a/drivers/staging/most/i2c/Kconfig b/drivers/staging/most/i2c/Kconfig
deleted file mode 100644
index ff64283cbad1..000000000000
--- a/drivers/staging/most/i2c/Kconfig
+++ /dev/null
@@ -1,13 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-#
-# MOST I2C configuration
-#
-
-config MOST_I2C
- tristate "I2C"
- depends on I2C
- help
- Say Y here if you want to connect via I2C to network transceiver.
-
- To compile this driver as a module, choose M here: the
- module will be called most_i2c.
diff --git a/drivers/staging/most/i2c/Makefile b/drivers/staging/most/i2c/Makefile
deleted file mode 100644
index 71099dd0f85b..000000000000
--- a/drivers/staging/most/i2c/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-obj-$(CONFIG_MOST_I2C) += most_i2c.o
-
-most_i2c-objs := i2c.o
diff --git a/drivers/staging/most/i2c/i2c.c b/drivers/staging/most/i2c/i2c.c
deleted file mode 100644
index ce869280a056..000000000000
--- a/drivers/staging/most/i2c/i2c.c
+++ /dev/null
@@ -1,374 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * i2c.c - Hardware Dependent Module for I2C Interface
- *
- * Copyright (C) 2013-2015, Microchip Technology Germany II GmbH & Co. KG
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/i2c.h>
-#include <linux/interrupt.h>
-#include <linux/err.h>
-#include <linux/most.h>
-
-enum { CH_RX, CH_TX, NUM_CHANNELS };
-
-#define MAX_BUFFERS_CONTROL 32
-#define MAX_BUF_SIZE_CONTROL 256
-
-/**
- * list_first_mbo - get the first mbo from a list
- * @ptr: the list head to take the mbo from.
- */
-#define list_first_mbo(ptr) \
- list_first_entry(ptr, struct mbo, list)
-
-static unsigned int polling_rate;
-module_param(polling_rate, uint, 0644);
-MODULE_PARM_DESC(polling_rate, "Polling rate [Hz]. Default = 0 (use IRQ)");
-
-struct hdm_i2c {
- struct most_interface most_iface;
- struct most_channel_capability capabilities[NUM_CHANNELS];
- struct i2c_client *client;
- struct rx {
- struct delayed_work dwork;
- struct list_head list;
- bool int_disabled;
- unsigned int delay;
- } rx;
- char name[64];
-};
-
-static inline struct hdm_i2c *to_hdm(struct most_interface *iface)
-{
- return container_of(iface, struct hdm_i2c, most_iface);
-}
-
-static irqreturn_t most_irq_handler(int, void *);
-static void pending_rx_work(struct work_struct *);
-
-/**
- * configure_channel - called from MOST core to configure a channel
- * @most_iface: interface the channel belongs to
- * @ch_idx: channel to be configured
- * @channel_config: structure that holds the configuration information
- *
- * Return 0 on success, negative on failure.
- *
- * Receives configuration information from MOST core and initialize the
- * corresponding channel.
- */
-static int configure_channel(struct most_interface *most_iface,
- int ch_idx,
- struct most_channel_config *channel_config)
-{
- int ret;
- struct hdm_i2c *dev = to_hdm(most_iface);
- unsigned int delay, pr;
-
- BUG_ON(ch_idx < 0 || ch_idx >= NUM_CHANNELS);
-
- if (channel_config->data_type != MOST_CH_CONTROL) {
- pr_err("bad data type for channel %d\n", ch_idx);
- return -EPERM;
- }
-
- if (channel_config->direction != dev->capabilities[ch_idx].direction) {
- pr_err("bad direction for channel %d\n", ch_idx);
- return -EPERM;
- }
-
- if (channel_config->direction == MOST_CH_RX) {
- if (!polling_rate) {
- if (dev->client->irq <= 0) {
- pr_err("bad irq: %d\n", dev->client->irq);
- return -ENOENT;
- }
- dev->rx.int_disabled = false;
- ret = request_irq(dev->client->irq, most_irq_handler, 0,
- dev->client->name, dev);
- if (ret) {
- pr_err("request_irq(%d) failed: %d\n",
- dev->client->irq, ret);
- return ret;
- }
- } else {
- delay = msecs_to_jiffies(MSEC_PER_SEC / polling_rate);
- dev->rx.delay = delay ? delay : 1;
- pr = MSEC_PER_SEC / jiffies_to_msecs(dev->rx.delay);
- pr_info("polling rate is %u Hz\n", pr);
- }
- }
-
- return 0;
-}
-
-/**
- * enqueue - called from MOST core to enqueue a buffer for data transfer
- * @most_iface: intended interface
- * @ch_idx: ID of the channel the buffer is intended for
- * @mbo: pointer to the buffer object
- *
- * Return 0 on success, negative on failure.
- *
- * Transmit the data over I2C if it is a "write" request or push the buffer into
- * list if it is an "read" request
- */
-static int enqueue(struct most_interface *most_iface,
- int ch_idx, struct mbo *mbo)
-{
- struct hdm_i2c *dev = to_hdm(most_iface);
- int ret;
-
- BUG_ON(ch_idx < 0 || ch_idx >= NUM_CHANNELS);
-
- if (ch_idx == CH_RX) {
- /* RX */
- if (!polling_rate)
- disable_irq(dev->client->irq);
- cancel_delayed_work_sync(&dev->rx.dwork);
- list_add_tail(&mbo->list, &dev->rx.list);
- if (dev->rx.int_disabled || polling_rate)
- pending_rx_work(&dev->rx.dwork.work);
- if (!polling_rate)
- enable_irq(dev->client->irq);
- } else {
- /* TX */
- ret = i2c_master_send(dev->client, mbo->virt_address,
- mbo->buffer_length);
- if (ret <= 0) {
- mbo->processed_length = 0;
- mbo->status = MBO_E_INVAL;
- } else {
- mbo->processed_length = mbo->buffer_length;
- mbo->status = MBO_SUCCESS;
- }
- mbo->complete(mbo);
- }
-
- return 0;
-}
-
-/**
- * poison_channel - called from MOST core to poison buffers of a channel
- * @most_iface: pointer to the interface the channel to be poisoned belongs to
- * @ch_idx: corresponding channel ID
- *
- * Return 0 on success, negative on failure.
- *
- * If channel direction is RX, complete the buffers in list with
- * status MBO_E_CLOSE
- */
-static int poison_channel(struct most_interface *most_iface,
- int ch_idx)
-{
- struct hdm_i2c *dev = to_hdm(most_iface);
- struct mbo *mbo;
-
- BUG_ON(ch_idx < 0 || ch_idx >= NUM_CHANNELS);
-
- if (ch_idx == CH_RX) {
- if (!polling_rate)
- free_irq(dev->client->irq, dev);
- cancel_delayed_work_sync(&dev->rx.dwork);
-
- while (!list_empty(&dev->rx.list)) {
- mbo = list_first_mbo(&dev->rx.list);
- list_del(&mbo->list);
-
- mbo->processed_length = 0;
- mbo->status = MBO_E_CLOSE;
- mbo->complete(mbo);
- }
- }
-
- return 0;
-}
-
-static void do_rx_work(struct hdm_i2c *dev)
-{
- struct mbo *mbo;
- unsigned char msg[MAX_BUF_SIZE_CONTROL];
- int ret;
- u16 pml, data_size;
-
- /* Read PML (2 bytes) */
- ret = i2c_master_recv(dev->client, msg, 2);
- if (ret <= 0) {
- pr_err("Failed to receive PML\n");
- return;
- }
-
- pml = (msg[0] << 8) | msg[1];
- if (!pml)
- return;
-
- data_size = pml + 2;
-
- /* Read the whole message, including PML */
- ret = i2c_master_recv(dev->client, msg, data_size);
- if (ret <= 0) {
- pr_err("Failed to receive a Port Message\n");
- return;
- }
-
- mbo = list_first_mbo(&dev->rx.list);
- list_del(&mbo->list);
-
- mbo->processed_length = min(data_size, mbo->buffer_length);
- memcpy(mbo->virt_address, msg, mbo->processed_length);
- mbo->status = MBO_SUCCESS;
- mbo->complete(mbo);
-}
-
-/**
- * pending_rx_work - Read pending messages through I2C
- * @work: definition of this work item
- *
- * Invoked by the Interrupt Service Routine, most_irq_handler()
- */
-static void pending_rx_work(struct work_struct *work)
-{
- struct hdm_i2c *dev = container_of(work, struct hdm_i2c, rx.dwork.work);
-
- if (list_empty(&dev->rx.list))
- return;
-
- do_rx_work(dev);
-
- if (polling_rate) {
- schedule_delayed_work(&dev->rx.dwork, dev->rx.delay);
- } else {
- dev->rx.int_disabled = false;
- enable_irq(dev->client->irq);
- }
-}
-
-/*
- * most_irq_handler - Interrupt Service Routine
- * @irq: irq number
- * @_dev: private data
- *
- * Schedules a delayed work
- *
- * By default the interrupt line behavior is Active Low. Once an interrupt is
- * generated by the device, until driver clears the interrupt (by reading
- * the PMP message), device keeps the interrupt line in low state. Since i2c
- * read is done in work queue, the interrupt line must be disabled temporarily
- * to avoid ISR being called repeatedly. Re-enable the interrupt in workqueue,
- * after reading the message.
- *
- * Note: If we use the interrupt line in Falling edge mode, there is a
- * possibility to miss interrupts when ISR is getting executed.
- *
- */
-static irqreturn_t most_irq_handler(int irq, void *_dev)
-{
- struct hdm_i2c *dev = _dev;
-
- disable_irq_nosync(irq);
- dev->rx.int_disabled = true;
- schedule_delayed_work(&dev->rx.dwork, 0);
-
- return IRQ_HANDLED;
-}
-
-/*
- * i2c_probe - i2c probe handler
- * @client: i2c client device structure
- * @id: i2c client device id
- *
- * Return 0 on success, negative on failure.
- *
- * Register the i2c client device as a MOST interface
- */
-static int i2c_probe(struct i2c_client *client)
-{
- struct hdm_i2c *dev;
- int ret, i;
-
- dev = kzalloc(sizeof(*dev), GFP_KERNEL);
- if (!dev)
- return -ENOMEM;
-
- /* ID format: i2c-<bus>-<address> */
- snprintf(dev->name, sizeof(dev->name), "i2c-%d-%04x",
- client->adapter->nr, client->addr);
-
- for (i = 0; i < NUM_CHANNELS; i++) {
- dev->capabilities[i].data_type = MOST_CH_CONTROL;
- dev->capabilities[i].num_buffers_packet = MAX_BUFFERS_CONTROL;
- dev->capabilities[i].buffer_size_packet = MAX_BUF_SIZE_CONTROL;
- }
- dev->capabilities[CH_RX].direction = MOST_CH_RX;
- dev->capabilities[CH_RX].name_suffix = "rx";
- dev->capabilities[CH_TX].direction = MOST_CH_TX;
- dev->capabilities[CH_TX].name_suffix = "tx";
-
- dev->most_iface.interface = ITYPE_I2C;
- dev->most_iface.description = dev->name;
- dev->most_iface.num_channels = NUM_CHANNELS;
- dev->most_iface.channel_vector = dev->capabilities;
- dev->most_iface.configure = configure_channel;
- dev->most_iface.enqueue = enqueue;
- dev->most_iface.poison_channel = poison_channel;
-
- INIT_LIST_HEAD(&dev->rx.list);
-
- INIT_DELAYED_WORK(&dev->rx.dwork, pending_rx_work);
-
- dev->client = client;
- i2c_set_clientdata(client, dev);
-
- ret = most_register_interface(&dev->most_iface);
- if (ret) {
- pr_err("Failed to register i2c as a MOST interface\n");
- kfree(dev);
- return ret;
- }
-
- return 0;
-}
-
-/*
- * i2c_remove - i2c remove handler
- * @client: i2c client device structure
- *
- * Return 0 on success.
- *
- * Unregister the i2c client device as a MOST interface
- */
-static void i2c_remove(struct i2c_client *client)
-{
- struct hdm_i2c *dev = i2c_get_clientdata(client);
-
- most_deregister_interface(&dev->most_iface);
- kfree(dev);
-}
-
-static const struct i2c_device_id i2c_id[] = {
- { "most_i2c", 0 },
- { }, /* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(i2c, i2c_id);
-
-static struct i2c_driver i2c_driver = {
- .driver = {
- .name = "hdm_i2c",
- },
- .probe = i2c_probe,
- .remove = i2c_remove,
- .id_table = i2c_id,
-};
-
-module_i2c_driver(i2c_driver);
-
-MODULE_AUTHOR("Andrey Shvetsov <andrey.shvetsov@....de>");
-MODULE_DESCRIPTION("I2C Hardware Dependent Module");
-MODULE_LICENSE("GPL");
diff --git a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
index 30e7457a9c31..54849235a149 100644
--- a/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723bs/core/rtw_ieee80211.c
@@ -139,22 +139,24 @@ u8 *rtw_get_ie(u8 *pbuf, signed int index, signed int *len, signed int limit)
signed int tmp, i;
u8 *p;
- if (limit < 1)
+ if (limit < 2)
return NULL;
p = pbuf;
i = 0;
*len = 0;
- while (1) {
+ while (i + 2 <= limit) {
+ tmp = *(p + 1);
+ if (i + 2 + tmp > limit)
+ break;
+
if (*p == index) {
- *len = *(p + 1);
+ *len = tmp;
return p;
}
- tmp = *(p + 1);
+
p += (tmp + 2);
i += (tmp + 2);
- if (i >= limit)
- break;
}
return NULL;
}
diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
index 985683767a40..cde0a9b0498d 100644
--- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c
@@ -580,9 +580,11 @@ unsigned int OnBeacon(struct adapter *padapter, union recv_frame *precv_frame)
p = rtw_get_ie(pframe + sizeof(struct ieee80211_hdr_3addr) + _BEACON_IE_OFFSET_, WLAN_EID_EXT_SUPP_RATES, &ielen, precv_frame->u.hdr.len - sizeof(struct ieee80211_hdr_3addr) - _BEACON_IE_OFFSET_);
if (p && ielen > 0) {
- if ((*(p + 1 + ielen) == 0x2D) && (*(p + 2 + ielen) != 0x2D))
- /* Invalid value 0x2D is detected in Extended Supported Rates (ESR) IE. Try to fix the IE length to avoid failed Beacon parsing. */
- *(p + 1) = ielen - 1;
+ if (p + 2 + ielen < pframe + len) {
+ if ((*(p + 1 + ielen) == 0x2D) && (*(p + 2 + ielen) != 0x2D))
+ /* Invalid value 0x2D is detected in Extended Supported Rates (ESR) IE. Try to fix the IE length to avoid failed Beacon parsing. */
+ *(p + 1) = ielen - 1;
+ }
}
if (pmlmeext->sitesurvey_res.state == SCAN_PROCESS) {
@@ -1034,6 +1036,9 @@ unsigned int OnAssocReq(struct adapter *padapter, union recv_frame *precv_frame)
status = WLAN_STATUS_CHALLENGE_FAIL;
goto OnAssocReqFail;
} else {
+ if (ie_len > sizeof(supportRate))
+ ie_len = sizeof(supportRate);
+
memcpy(supportRate, p+2, ie_len);
supportRateNum = ie_len;
@@ -1041,7 +1046,7 @@ unsigned int OnAssocReq(struct adapter *padapter, union recv_frame *precv_frame)
pkt_len - WLAN_HDR_A3_LEN - ie_offset);
if (p) {
- if (supportRateNum <= sizeof(supportRate)) {
+ if (supportRateNum + ie_len <= sizeof(supportRate)) {
memcpy(supportRate+supportRateNum, p+2, ie_len);
supportRateNum += ie_len;
}
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index eddcfd09c05b..6ec98dfd1f31 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -2736,7 +2736,6 @@ static ssize_t target_lu_gp_members_show(struct config_item *item, char *page)
cur_len = snprintf(buf, LU_GROUP_NAME_BUF, "%s/%s\n",
config_item_name(&hba->hba_group.cg_item),
config_item_name(&dev->dev_group.cg_item));
- cur_len++; /* Extra byte for NULL terminator */
if ((cur_len + len) > PAGE_SIZE || cur_len > LU_GROUP_NAME_BUF) {
pr_warn("Ran out of lu_gp_show_attr"
diff --git a/drivers/target/target_core_transport.c b/drivers/target/target_core_transport.c
index fb93d74c5d0b..b9a144a59dff 100644
--- a/drivers/target/target_core_transport.c
+++ b/drivers/target/target_core_transport.c
@@ -1524,6 +1524,7 @@ target_cmd_init_cdb(struct se_cmd *cmd, unsigned char *cdb, gfp_t gfp)
if (scsi_command_size(cdb) > sizeof(cmd->__t_task_cdb)) {
cmd->t_task_cdb = kzalloc(scsi_command_size(cdb), gfp);
if (!cmd->t_task_cdb) {
+ cmd->t_task_cdb = &cmd->__t_task_cdb[0];
pr_err("Unable to allocate cmd->t_task_cdb"
" %u > sizeof(cmd->__t_task_cdb): %lu ops\n",
scsi_command_size(cdb),
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 0b38fada4144..18fddd65c010 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -1971,6 +1971,11 @@ pci_moxa_setup(struct serial_private *priv,
#define PCI_DEVICE_ID_MOXA_CP138E_A 0x1381
#define PCI_DEVICE_ID_MOXA_CP168EL_A 0x1683
+#define PCI_DEVICE_ID_ADDIDATA_CPCI7500 0x7003
+#define PCI_DEVICE_ID_ADDIDATA_CPCI7500_NG 0x7024
+#define PCI_DEVICE_ID_ADDIDATA_CPCI7420_NG 0x7025
+#define PCI_DEVICE_ID_ADDIDATA_CPCI7300_NG 0x7026
+
/* Unknown vendors/cards - this should not be in linux/pci_ids.h */
#define PCI_SUBDEVICE_ID_UNKNOWN_0x1584 0x1584
#define PCI_SUBDEVICE_ID_UNKNOWN_0x1588 0x1588
@@ -5868,6 +5873,38 @@ static const struct pci_device_id serial_pci_tbl[] = {
0,
pbn_ADDIDATA_PCIe_8_3906250 },
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_CPCI7500,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_b0_4_115200 },
+
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_CPCI7500_NG,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_b0_4_115200 },
+
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_CPCI7420_NG,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_b0_2_115200 },
+
+ { PCI_VENDOR_ID_ADDIDATA,
+ PCI_DEVICE_ID_ADDIDATA_CPCI7300_NG,
+ PCI_ANY_ID,
+ PCI_ANY_ID,
+ 0,
+ 0,
+ pbn_b0_1_115200 },
+
{ PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
PCI_VENDOR_ID_IBM, 0x0299,
0, 0, pbn_b0_bt_2_115200 },
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index 8ff0efac6aa0..c3a51bd59ff7 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -3250,7 +3250,6 @@ static void serial_core_remove_one_port(struct uart_driver *drv,
struct uart_state *state = drv->state + uport->line;
struct tty_port *port = &state->port;
struct uart_port *uart_port;
- struct tty_struct *tty;
mutex_lock(&port->mutex);
uart_port = uart_port_check(state);
@@ -3269,11 +3268,7 @@ static void serial_core_remove_one_port(struct uart_driver *drv,
*/
tty_port_unregister_device(port, drv->tty_driver, uport->line);
- tty = tty_port_tty_get(port);
- if (tty) {
- tty_vhangup(port->tty);
- tty_kref_put(tty);
- }
+ tty_port_tty_vhangup(port);
/*
* If the port is used as a console, unregister it
diff --git a/drivers/tty/serial/sprd_serial.c b/drivers/tty/serial/sprd_serial.c
index f328fa57231f..c6d2258d719b 100644
--- a/drivers/tty/serial/sprd_serial.c
+++ b/drivers/tty/serial/sprd_serial.c
@@ -1111,6 +1111,9 @@ static int sprd_clk_init(struct uart_port *uport)
clk_uart = devm_clk_get(uport->dev, "uart");
if (IS_ERR(clk_uart)) {
+ if (PTR_ERR(clk_uart) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
dev_warn(uport->dev, "uart%d can't get uart clock\n",
uport->line);
clk_uart = NULL;
@@ -1118,6 +1121,9 @@ static int sprd_clk_init(struct uart_port *uport)
clk_parent = devm_clk_get(uport->dev, "source");
if (IS_ERR(clk_parent)) {
+ if (PTR_ERR(clk_parent) == -EPROBE_DEFER)
+ return -EPROBE_DEFER;
+
dev_warn(uport->dev, "uart%d can't get source clock\n",
uport->line);
clk_parent = NULL;
diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index 624d104bd145..21430e64b412 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -409,20 +409,19 @@ void tty_port_hangup(struct tty_port *port)
}
EXPORT_SYMBOL(tty_port_hangup);
-/**
- * tty_port_tty_hangup - helper to hang up a tty
- * @port: tty port
- * @check_clocal: hang only ttys with %CLOCAL unset?
- */
-void tty_port_tty_hangup(struct tty_port *port, bool check_clocal)
+void __tty_port_tty_hangup(struct tty_port *port, bool check_clocal, bool async)
{
struct tty_struct *tty = tty_port_tty_get(port);
- if (tty && (!check_clocal || !C_CLOCAL(tty)))
- tty_hangup(tty);
+ if (tty && (!check_clocal || !C_CLOCAL(tty))) {
+ if (async)
+ tty_hangup(tty);
+ else
+ tty_vhangup(tty);
+ }
tty_kref_put(tty);
}
-EXPORT_SYMBOL_GPL(tty_port_tty_hangup);
+EXPORT_SYMBOL_GPL(__tty_port_tty_hangup);
/**
* tty_port_tty_wakeup - helper to wake up a tty
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 01a7c1720ce1..50d8a816d943 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -3738,7 +3738,7 @@ int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index,
str[ret++] = '\0';
} else {
- str = kmemdup(uc_str, uc_str->len, GFP_KERNEL);
+ str = kmemdup(uc_str->uc, uc_str->len, GFP_KERNEL);
if (!str) {
ret = -ENOMEM;
goto out;
@@ -10182,7 +10182,7 @@ static int ufshcd_suspend(struct ufs_hba *hba)
ret = ufshcd_setup_clocks(hba, false);
if (ret) {
ufshcd_enable_irq(hba);
- return ret;
+ goto out;
}
if (ufshcd_is_clkgating_allowed(hba)) {
hba->clk_gating.state = CLKS_OFF;
@@ -10193,6 +10193,9 @@ static int ufshcd_suspend(struct ufs_hba *hba)
ufshcd_vreg_set_lpm(hba);
/* Put the host controller in low power mode if possible */
ufshcd_hba_vreg_set_lpm(hba);
+out:
+ if (ret)
+ ufshcd_update_evt_hist(hba, UFS_EVT_SUSPEND_ERR, (u32)ret);
return ret;
}
diff --git a/drivers/uio/uio_fsl_elbc_gpcm.c b/drivers/uio/uio_fsl_elbc_gpcm.c
index 82dda799f327..a433bc84313f 100644
--- a/drivers/uio/uio_fsl_elbc_gpcm.c
+++ b/drivers/uio/uio_fsl_elbc_gpcm.c
@@ -384,6 +384,11 @@ static int uio_fsl_elbc_gpcm_probe(struct platform_device *pdev)
/* set all UIO data */
info->mem[0].name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "%pOFn", node);
+ if (!info->mem[0].name) {
+ ret = -ENODEV;
+ goto out_err3;
+ }
+
info->mem[0].addr = res.start;
info->mem[0].size = resource_size(&res);
info->mem[0].memtype = UIO_MEM_PHYS;
@@ -423,6 +428,8 @@ static int uio_fsl_elbc_gpcm_probe(struct platform_device *pdev)
out_err2:
if (priv->shutdown)
priv->shutdown(info, true);
+
+out_err3:
iounmap(info->mem[0].internal_addr);
return ret;
}
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index f0c87c914149..c0c4a9415a76 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1572,7 +1572,6 @@ static int acm_probe(struct usb_interface *intf,
static void acm_disconnect(struct usb_interface *intf)
{
struct acm *acm = usb_get_intfdata(intf);
- struct tty_struct *tty;
int i;
/* sibling interface is already cleaning up */
@@ -1599,11 +1598,7 @@ static void acm_disconnect(struct usb_interface *intf)
usb_set_intfdata(acm->data, NULL);
mutex_unlock(&acm->mutex);
- tty = tty_port_tty_get(&acm->port);
- if (tty) {
- tty_vhangup(tty);
- tty_kref_put(tty);
- }
+ tty_port_tty_vhangup(&acm->port);
cancel_delayed_work_sync(&acm->dwork);
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 077dfe48d01c..5a5dfbf995e3 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -2428,7 +2428,7 @@ int cdc_parse_cdc_header(struct usb_cdc_parsed_header *hdr,
break;
case USB_CDC_MBIM_EXTENDED_TYPE:
if (elength < sizeof(struct usb_cdc_mbim_extended_desc))
- break;
+ goto next_desc;
hdr->usb_cdc_mbim_extended_desc =
(struct usb_cdc_mbim_extended_desc *)buffer;
break;
diff --git a/drivers/usb/dwc2/platform.c b/drivers/usb/dwc2/platform.c
index c1b7209b9483..e80982c817d7 100644
--- a/drivers/usb/dwc2/platform.c
+++ b/drivers/usb/dwc2/platform.c
@@ -369,8 +369,11 @@ static void dwc2_driver_shutdown(struct platform_device *dev)
{
struct dwc2_hsotg *hsotg = platform_get_drvdata(dev);
- dwc2_disable_global_interrupts(hsotg);
- synchronize_irq(hsotg->irq);
+ if (hsotg->ll_hw_enabled) {
+ dwc2_disable_global_interrupts(hsotg);
+ synchronize_irq(hsotg->irq);
+ dwc2_lowlevel_hw_disable(hsotg);
+ }
}
/**
@@ -646,9 +649,13 @@ static int dwc2_driver_probe(struct platform_device *dev)
static int __maybe_unused dwc2_suspend(struct device *dev)
{
struct dwc2_hsotg *dwc2 = dev_get_drvdata(dev);
- bool is_device_mode = dwc2_is_device_mode(dwc2);
+ bool is_device_mode;
int ret = 0;
+ if (!dwc2->ll_hw_enabled)
+ return 0;
+
+ is_device_mode = dwc2_is_device_mode(dwc2);
if (is_device_mode)
dwc2_hsotg_suspend(dwc2);
@@ -699,6 +706,9 @@ static int __maybe_unused dwc2_resume(struct device *dev)
struct dwc2_hsotg *dwc2 = dev_get_drvdata(dev);
int ret = 0;
+ if (!dwc2->ll_hw_enabled)
+ return 0;
+
if (dwc2->phy_off_for_suspend && dwc2->ll_hw_enabled) {
ret = __dwc2_lowlevel_hw_enable(dwc2);
if (ret)
diff --git a/drivers/usb/dwc3/dwc3-of-simple.c b/drivers/usb/dwc3/dwc3-of-simple.c
index d1539fc9eabd..793baffad6ce 100644
--- a/drivers/usb/dwc3/dwc3-of-simple.c
+++ b/drivers/usb/dwc3/dwc3-of-simple.c
@@ -71,11 +71,11 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
simple->num_clocks = ret;
ret = clk_bulk_prepare_enable(simple->num_clocks, simple->clks);
if (ret)
- goto err_resetc_assert;
+ goto err_clk_put_all;
ret = of_platform_populate(np, NULL, NULL, dev);
if (ret)
- goto err_clk_put;
+ goto err_clk_disable;
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
@@ -83,8 +83,9 @@ static int dwc3_of_simple_probe(struct platform_device *pdev)
return 0;
-err_clk_put:
+err_clk_disable:
clk_bulk_disable_unprepare(simple->num_clocks, simple->clks);
+err_clk_put_all:
clk_bulk_put_all(simple->num_clocks, simple->clks);
err_resetc_assert:
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 821e51eada18..8781ebeaab90 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -4807,7 +4807,7 @@ void dwc3_gadget_exit(struct dwc3 *dwc)
if (!dwc->gadget)
return;
- dwc3_enable_susphy(dwc, false);
+ dwc3_enable_susphy(dwc, true);
usb_del_gadget(dwc->gadget);
dwc3_gadget_free_endpoints(dwc);
usb_put_gadget(dwc->gadget);
diff --git a/drivers/usb/dwc3/host.c b/drivers/usb/dwc3/host.c
index 6c143f7d2410..42510a3f8c39 100644
--- a/drivers/usb/dwc3/host.c
+++ b/drivers/usb/dwc3/host.c
@@ -168,7 +168,7 @@ void dwc3_host_exit(struct dwc3 *dwc)
if (dwc->sys_wakeup)
device_init_wakeup(&dwc->xhci->dev, false);
- dwc3_enable_susphy(dwc, false);
+ dwc3_enable_susphy(dwc, true);
platform_device_unregister(dwc->xhci);
dwc->xhci = NULL;
}
diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c
index 2deab4a6030d..8aa1a8408ae3 100644
--- a/drivers/usb/gadget/legacy/raw_gadget.c
+++ b/drivers/usb/gadget/legacy/raw_gadget.c
@@ -39,6 +39,7 @@ MODULE_LICENSE("GPL");
static DEFINE_IDA(driver_id_numbers);
#define DRIVER_DRIVER_NAME_LENGTH_MAX 32
+#define USB_RAW_IO_LENGTH_MAX KMALLOC_MAX_SIZE
#define RAW_EVENT_QUEUE_SIZE 16
@@ -620,6 +621,8 @@ static void *raw_alloc_io_data(struct usb_raw_ep_io *io, void __user *ptr,
return ERR_PTR(-EINVAL);
if (!usb_raw_io_flags_valid(io->flags))
return ERR_PTR(-EINVAL);
+ if (io->length > USB_RAW_IO_LENGTH_MAX)
+ return ERR_PTR(-EINVAL);
if (get_from_user)
data = memdup_user(ptr + sizeof(*io), io->length);
else {
diff --git a/drivers/usb/gadget/udc/lpc32xx_udc.c b/drivers/usb/gadget/udc/lpc32xx_udc.c
index fe62db32dd0e..52413fbdafcc 100644
--- a/drivers/usb/gadget/udc/lpc32xx_udc.c
+++ b/drivers/usb/gadget/udc/lpc32xx_udc.c
@@ -3027,7 +3027,7 @@ static int lpc32xx_udc_probe(struct platform_device *pdev)
pdev->dev.dma_mask = &lpc32xx_usbd_dmamask;
retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
if (retval)
- return retval;
+ goto err_put_client;
udc->board = &lpc32xx_usbddata;
@@ -3045,28 +3045,32 @@ static int lpc32xx_udc_probe(struct platform_device *pdev)
/* Get IRQs */
for (i = 0; i < 4; i++) {
udc->udp_irq[i] = platform_get_irq(pdev, i);
- if (udc->udp_irq[i] < 0)
- return udc->udp_irq[i];
+ if (udc->udp_irq[i] < 0) {
+ retval = udc->udp_irq[i];
+ goto err_put_client;
+ }
}
udc->udp_baseaddr = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(udc->udp_baseaddr)) {
dev_err(udc->dev, "IO map failure\n");
- return PTR_ERR(udc->udp_baseaddr);
+ retval = PTR_ERR(udc->udp_baseaddr);
+ goto err_put_client;
}
/* Get USB device clock */
udc->usb_slv_clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(udc->usb_slv_clk)) {
dev_err(udc->dev, "failed to acquire USB device clock\n");
- return PTR_ERR(udc->usb_slv_clk);
+ retval = PTR_ERR(udc->usb_slv_clk);
+ goto err_put_client;
}
/* Enable USB device clock */
retval = clk_prepare_enable(udc->usb_slv_clk);
if (retval < 0) {
dev_err(udc->dev, "failed to start USB device clock\n");
- return retval;
+ goto err_put_client;
}
/* Setup deferred workqueue data */
@@ -3169,6 +3173,9 @@ static int lpc32xx_udc_probe(struct platform_device *pdev)
udc->udca_v_base, udc->udca_p_base);
i2c_fail:
clk_disable_unprepare(udc->usb_slv_clk);
+err_put_client:
+ put_device(&udc->isp1301_i2c_client->dev);
+
dev_err(udc->dev, "%s probe failed, %d\n", driver_name, retval);
return retval;
@@ -3195,6 +3202,8 @@ static int lpc32xx_udc_remove(struct platform_device *pdev)
clk_disable_unprepare(udc->usb_slv_clk);
+ put_device(&udc->isp1301_i2c_client->dev);
+
return 0;
}
diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c
index 9bb54da8a6ae..3a14b6b72d8c 100644
--- a/drivers/usb/gadget/udc/tegra-xudc.c
+++ b/drivers/usb/gadget/udc/tegra-xudc.c
@@ -1554,12 +1554,6 @@ static int __tegra_xudc_ep_set_halt(struct tegra_xudc_ep *ep, bool halt)
return -ENOTSUPP;
}
- if (!!(xudc_readl(xudc, EP_HALT) & BIT(ep->index)) == halt) {
- dev_dbg(xudc->dev, "EP %u already %s\n", ep->index,
- halt ? "halted" : "not halted");
- return 0;
- }
-
if (halt) {
ep_halt(xudc, ep->index);
} else {
diff --git a/drivers/usb/host/ohci-nxp.c b/drivers/usb/host/ohci-nxp.c
index 8264c454f6bd..25a739ebc215 100644
--- a/drivers/usb/host/ohci-nxp.c
+++ b/drivers/usb/host/ohci-nxp.c
@@ -51,8 +51,6 @@ static struct hc_driver __read_mostly ohci_nxp_hc_driver;
static struct i2c_client *isp1301_i2c_client;
-static struct clk *usb_host_clk;
-
static void isp1301_configure_lpc32xx(void)
{
/* LPC32XX only supports DAT_SE0 USB mode */
@@ -155,6 +153,7 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev)
struct resource *res;
int ret = 0, irq;
struct device_node *isp1301_node;
+ struct clk *usb_host_clk;
if (pdev->dev.of_node) {
isp1301_node = of_parse_phandle(pdev->dev.of_node,
@@ -180,26 +179,20 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev)
}
/* Enable USB host clock */
- usb_host_clk = devm_clk_get(&pdev->dev, NULL);
+ usb_host_clk = devm_clk_get_enabled(&pdev->dev, NULL);
if (IS_ERR(usb_host_clk)) {
- dev_err(&pdev->dev, "failed to acquire USB OHCI clock\n");
+ dev_err(&pdev->dev, "failed to acquire and start USB OHCI clock\n");
ret = PTR_ERR(usb_host_clk);
goto fail_disable;
}
- ret = clk_prepare_enable(usb_host_clk);
- if (ret < 0) {
- dev_err(&pdev->dev, "failed to start USB OHCI clock\n");
- goto fail_disable;
- }
-
isp1301_configure();
hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev));
if (!hcd) {
dev_err(&pdev->dev, "Failed to allocate HC buffer\n");
ret = -ENOMEM;
- goto fail_hcd;
+ goto fail_disable;
}
hcd->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
@@ -229,9 +222,8 @@ static int ohci_hcd_nxp_probe(struct platform_device *pdev)
ohci_nxp_stop_hc();
fail_resource:
usb_put_hcd(hcd);
-fail_hcd:
- clk_disable_unprepare(usb_host_clk);
fail_disable:
+ put_device(&isp1301_i2c_client->dev);
isp1301_i2c_client = NULL;
return ret;
}
@@ -243,7 +235,7 @@ static void ohci_hcd_nxp_remove(struct platform_device *pdev)
usb_remove_hcd(hcd);
ohci_nxp_stop_hc();
usb_put_hcd(hcd);
- clk_disable_unprepare(usb_host_clk);
+ put_device(&isp1301_i2c_client->dev);
isp1301_i2c_client = NULL;
}
diff --git a/drivers/usb/host/xhci-dbgtty.c b/drivers/usb/host/xhci-dbgtty.c
index f2c74e20b572..3bc7bb958524 100644
--- a/drivers/usb/host/xhci-dbgtty.c
+++ b/drivers/usb/host/xhci-dbgtty.c
@@ -522,7 +522,7 @@ static void xhci_dbc_tty_unregister_device(struct xhci_dbc *dbc)
* Hang up the TTY. This wakes up any blocked
* writers and causes subsequent writes to fail.
*/
- tty_vhangup(port->port.tty);
+ tty_port_tty_vhangup(&port->port);
tty_unregister_device(dbc_tty_driver, port->minor);
xhci_dbc_tty_exit_port(port);
diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
index d3d535ed00b5..61642c8d529f 100644
--- a/drivers/usb/host/xhci-hub.c
+++ b/drivers/usb/host/xhci-hub.c
@@ -1669,7 +1669,7 @@ int xhci_hub_status_data(struct usb_hcd *hcd, char *buf)
* SS devices are only visible to roothub after link training completes.
* Keep polling roothubs for a grace period after xHC start
*/
- if (xhci->run_graceperiod) {
+ if (hcd->speed >= HCD_USB3 && xhci->run_graceperiod) {
if (time_before(jiffies, xhci->run_graceperiod))
status = 1;
else
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index 621f12c11cbc..264f8bbe8f9e 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -136,10 +136,7 @@ static void xhci_link_rings(struct xhci_hcd *xhci, struct xhci_ring *ring,
if (!ring || !first || !last)
return;
- /* Set chain bit for 0.95 hosts, and for isoc rings on AMD 0.96 host */
- chain_links = !!(xhci_link_trb_quirk(xhci) ||
- (ring->type == TYPE_ISOC &&
- (xhci->quirks & XHCI_AMD_0x96_HOST)));
+ chain_links = xhci_link_chain_quirk(xhci, ring->type);
next = ring->enq_seg->next;
xhci_link_segments(ring->enq_seg, first, ring->type, chain_links);
@@ -330,10 +327,7 @@ static int xhci_alloc_segments_for_ring(struct xhci_hcd *xhci,
unsigned int num = 0;
bool chain_links;
- /* Set chain bit for 0.95 hosts, and for isoc rings on AMD 0.96 host */
- chain_links = !!(xhci_link_trb_quirk(xhci) ||
- (type == TYPE_ISOC &&
- (xhci->quirks & XHCI_AMD_0x96_HOST)));
+ chain_links = xhci_link_chain_quirk(xhci, type);
prev = xhci_segment_alloc(xhci, cycle_state, max_packet, num, flags);
if (!prev)
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index 6443e11eaac0..cdb819e323b3 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -245,9 +245,7 @@ static void inc_enq(struct xhci_hcd *xhci, struct xhci_ring *ring,
* AMD 0.96 host, carry over the chain bit of the previous TRB
* (which may mean the chain bit is cleared).
*/
- if (!(ring->type == TYPE_ISOC &&
- (xhci->quirks & XHCI_AMD_0x96_HOST)) &&
- !xhci_link_trb_quirk(xhci)) {
+ if (!xhci_link_chain_quirk(xhci, ring->type)) {
next->link.control &= cpu_to_le32(~TRB_CHAIN);
next->link.control |= cpu_to_le32(chain);
}
@@ -3381,9 +3379,7 @@ static int prepare_ring(struct xhci_hcd *xhci, struct xhci_ring *ep_ring,
/* If we're not dealing with 0.95 hardware or isoc rings
* on AMD 0.96 host, clear the chain bit.
*/
- if (!xhci_link_trb_quirk(xhci) &&
- !(ep_ring->type == TYPE_ISOC &&
- (xhci->quirks & XHCI_AMD_0x96_HOST)))
+ if (!xhci_link_chain_quirk(xhci, ep_ring->type))
ep_ring->enqueue->link.control &=
cpu_to_le32(~TRB_CHAIN);
else
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index 808f2ee43b94..849a83e4013c 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -1784,9 +1784,21 @@ static inline void xhci_write_64(struct xhci_hcd *xhci,
lo_hi_writeq(val, regs);
}
-static inline int xhci_link_trb_quirk(struct xhci_hcd *xhci)
+
+/*
+ * Reportedly, some chapters of v0.95 spec said that Link TRB always has its chain bit set.
+ * Other chapters and later specs say that it should only be set if the link is inside a TD
+ * which continues from the end of one segment to the next segment.
+ *
+ * Some 0.95 hardware was found to misbehave if any link TRB doesn't have the chain bit set.
+ *
+ * 0.96 hardware from AMD and NEC was found to ignore unchained isochronous link TRBs when
+ * "resynchronizing the pipe" after a Missed Service Error.
+ */
+static inline bool xhci_link_chain_quirk(struct xhci_hcd *xhci, enum xhci_ring_type type)
{
- return xhci->quirks & XHCI_LINK_TRB_QUIRK;
+ return (xhci->quirks & XHCI_LINK_TRB_QUIRK) ||
+ (type == TYPE_ISOC && (xhci->quirks & (XHCI_AMD_0x96_HOST | XHCI_NEC_HOST)));
}
/* xHCI debugging */
diff --git a/drivers/usb/misc/chaoskey.c b/drivers/usb/misc/chaoskey.c
index 225863321dc4..45cff32656c6 100644
--- a/drivers/usb/misc/chaoskey.c
+++ b/drivers/usb/misc/chaoskey.c
@@ -444,9 +444,19 @@ static ssize_t chaoskey_read(struct file *file,
goto bail;
mutex_unlock(&dev->rng_lock);
- result = mutex_lock_interruptible(&dev->lock);
- if (result)
- goto bail;
+ if (file->f_flags & O_NONBLOCK) {
+ result = mutex_trylock(&dev->lock);
+ if (result == 0) {
+ result = -EAGAIN;
+ goto bail;
+ } else {
+ result = 0;
+ }
+ } else {
+ result = mutex_lock_interruptible(&dev->lock);
+ if (result)
+ goto bail;
+ }
if (dev->valid == dev->used) {
result = _chaoskey_fill(dev);
if (result < 0) {
diff --git a/drivers/usb/phy/phy-fsl-usb.c b/drivers/usb/phy/phy-fsl-usb.c
index 79617bb0a70e..552899fa985e 100644
--- a/drivers/usb/phy/phy-fsl-usb.c
+++ b/drivers/usb/phy/phy-fsl-usb.c
@@ -987,6 +987,7 @@ static void fsl_otg_remove(struct platform_device *pdev)
{
struct fsl_usb2_platform_data *pdata = dev_get_platdata(&pdev->dev);
+ disable_delayed_work_sync(&fsl_otg_dev->otg_event);
usb_remove_phy(&fsl_otg_dev->phy);
free_irq(fsl_otg_dev->irq, fsl_otg_dev);
diff --git a/drivers/usb/phy/phy-isp1301.c b/drivers/usb/phy/phy-isp1301.c
index 993d7525a102..183866b7fce2 100644
--- a/drivers/usb/phy/phy-isp1301.c
+++ b/drivers/usb/phy/phy-isp1301.c
@@ -149,7 +149,12 @@ struct i2c_client *isp1301_get_client(struct device_node *node)
return client;
/* non-DT: only one ISP1301 chip supported */
- return isp1301_i2c_client;
+ if (isp1301_i2c_client) {
+ get_device(&isp1301_i2c_client->dev);
+ return isp1301_i2c_client;
+ }
+
+ return NULL;
}
EXPORT_SYMBOL_GPL(isp1301_get_client);
diff --git a/drivers/usb/phy/phy.c b/drivers/usb/phy/phy.c
index 5f6d711e7a8b..31fb5121b7e5 100644
--- a/drivers/usb/phy/phy.c
+++ b/drivers/usb/phy/phy.c
@@ -672,6 +672,8 @@ int usb_add_phy(struct usb_phy *x, enum usb_phy_type type)
return -EINVAL;
}
+ INIT_LIST_HEAD(&x->head);
+
usb_charger_init(x);
ret = usb_add_extcon(x);
if (ret)
@@ -722,6 +724,8 @@ int usb_add_phy_dev(struct usb_phy *x)
return -EINVAL;
}
+ INIT_LIST_HEAD(&x->head);
+
usb_charger_init(x);
ret = usb_add_extcon(x);
if (ret)
diff --git a/drivers/usb/renesas_usbhs/pipe.c b/drivers/usb/renesas_usbhs/pipe.c
index 75fff2e4cbc6..56fc3ff5016f 100644
--- a/drivers/usb/renesas_usbhs/pipe.c
+++ b/drivers/usb/renesas_usbhs/pipe.c
@@ -713,11 +713,13 @@ struct usbhs_pipe *usbhs_pipe_malloc(struct usbhs_priv *priv,
/* make sure pipe is not busy */
ret = usbhsp_pipe_barrier(pipe);
if (ret < 0) {
+ usbhsp_put_pipe(pipe);
dev_err(dev, "pipe setup failed %d\n", usbhs_pipe_number(pipe));
return NULL;
}
if (usbhsp_setup_pipecfg(pipe, is_host, dir_in, &pipecfg)) {
+ usbhsp_put_pipe(pipe);
dev_err(dev, "can't setup pipe\n");
return NULL;
}
diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c
index cf47ee4ae5d3..114f9bb5391e 100644
--- a/drivers/usb/serial/belkin_sa.c
+++ b/drivers/usb/serial/belkin_sa.c
@@ -436,7 +436,7 @@ static int belkin_sa_tiocmset(struct tty_struct *tty,
struct belkin_sa_private *priv = usb_get_serial_port_data(port);
unsigned long control_state;
unsigned long flags;
- int retval;
+ int retval = 0;
int rts = 0;
int dtr = 0;
@@ -453,26 +453,32 @@ static int belkin_sa_tiocmset(struct tty_struct *tty,
}
if (clear & TIOCM_RTS) {
control_state &= ~TIOCM_RTS;
- rts = 0;
+ rts = 1;
}
if (clear & TIOCM_DTR) {
control_state &= ~TIOCM_DTR;
- dtr = 0;
+ dtr = 1;
}
priv->control_state = control_state;
spin_unlock_irqrestore(&priv->lock, flags);
- retval = BSA_USB_CMD(BELKIN_SA_SET_RTS_REQUEST, rts);
- if (retval < 0) {
- dev_err(&port->dev, "Set RTS error %d\n", retval);
- goto exit;
+ if (rts) {
+ retval = BSA_USB_CMD(BELKIN_SA_SET_RTS_REQUEST,
+ !!(control_state & TIOCM_RTS));
+ if (retval < 0) {
+ dev_err(&port->dev, "Set RTS error %d\n", retval);
+ goto exit;
+ }
}
- retval = BSA_USB_CMD(BELKIN_SA_SET_DTR_REQUEST, dtr);
- if (retval < 0) {
- dev_err(&port->dev, "Set DTR error %d\n", retval);
- goto exit;
+ if (dtr) {
+ retval = BSA_USB_CMD(BELKIN_SA_SET_DTR_REQUEST,
+ !!(control_state & TIOCM_DTR));
+ if (retval < 0) {
+ dev_err(&port->dev, "Set DTR error %d\n", retval);
+ goto exit;
+ }
}
exit:
return retval;
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 2bc5d21ef6b9..53f36762de9b 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -628,10 +628,8 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(FTDI_VID, FTDI_IBS_PEDO_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_IBS_PROD_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_TAVIR_STK500_PID) },
- { USB_DEVICE(FTDI_VID, FTDI_TIAO_UMPA_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_TIAO_UMPA_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_NT_ORIONLXM_PID, 1) },
{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) },
@@ -842,24 +840,17 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(FTDI_VID, FTDI_ELSTER_UNICOM_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_JTAGCABLEII_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_PROPOX_ISPCABLEIII_PID) },
- { USB_DEVICE(FTDI_VID, CYBER_CORTEX_AV_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, CYBER_CORTEX_AV_PID, 1) },
{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID, 1) },
{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_OCD_H_PID, 1) },
{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_PID, 1) },
{ USB_DEVICE_INTERFACE_NUMBER(OLIMEX_VID, OLIMEX_ARM_USB_TINY_H_PID, 1) },
- { USB_DEVICE(FIC_VID, FIC_NEO1973_DEBUG_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, FTDI_OOCDLINK_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, FTDI_TURTELIZER_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FIC_VID, FIC_NEO1973_DEBUG_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_OOCDLINK_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, LMI_LM3S_DEVEL_BOARD_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, LMI_LM3S_EVAL_BOARD_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, LMI_LM3S_ICDI_BOARD_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_TURTELIZER_PID, 1) },
{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_USB60F) },
{ USB_DEVICE(RATOC_VENDOR_ID, RATOC_PRODUCT_ID_SCU18) },
{ USB_DEVICE(FTDI_VID, FTDI_REU_TINY_PID) },
@@ -901,17 +892,14 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(ATMEL_VID, STK541_PID) },
{ USB_DEVICE(DE_VID, STB_PID) },
{ USB_DEVICE(DE_VID, WHT_PID) },
- { USB_DEVICE(ADI_VID, ADI_GNICE_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(ADI_VID, ADI_GNICE_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(ADI_VID, ADI_GNICEPLUS_PID, 1) },
{ USB_DEVICE_AND_INTERFACE_INFO(MICROCHIP_VID, MICROCHIP_USB_BOARD_PID,
USB_CLASS_VENDOR_SPEC,
USB_SUBCLASS_VENDOR_SPEC, 0x00) },
{ USB_DEVICE_INTERFACE_NUMBER(ACTEL_VID, MICROSEMI_ARROW_SF2PLUS_BOARD_PID, 2) },
{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
- { USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(MARVELL_VID, MARVELL_SHEEVAPLUG_PID, 1) },
{ USB_DEVICE(LARSENBRUSGAARD_VID, LB_ALTITRACK_PID) },
{ USB_DEVICE(GN_OTOMETRICS_VID, AURICAL_USB_PID) },
{ USB_DEVICE(FTDI_VID, PI_C865_PID) },
@@ -934,10 +922,8 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(PI_VID, PI_1016_PID) },
{ USB_DEVICE(KONDO_VID, KONDO_USB_SERIAL_PID) },
{ USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
- { USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, TI_XDS100V2_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, MARVELL_OPENRD_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, TI_XDS100V2_PID, 1) },
{ USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
{ USB_DEVICE(FTDI_VID, HAMEG_HO720_PID) },
{ USB_DEVICE(FTDI_VID, HAMEG_HO730_PID) },
@@ -946,18 +932,14 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(FTDI_VID, MJSG_SR_RADIO_PID) },
{ USB_DEVICE(FTDI_VID, MJSG_HD_RADIO_PID) },
{ USB_DEVICE(FTDI_VID, MJSG_XM_RADIO_PID) },
- { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_ST_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, XVERVE_SIGNALYZER_ST_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, XVERVE_SIGNALYZER_SLITE_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, XVERVE_SIGNALYZER_SH2_PID, 1) },
{ USB_DEVICE(FTDI_VID, XVERVE_SIGNALYZER_SH4_PID),
.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
{ USB_DEVICE(FTDI_VID, SEGWAY_RMP200_PID) },
{ USB_DEVICE(FTDI_VID, ACCESIO_COM4SM_PID) },
- { USB_DEVICE(IONICS_VID, IONICS_PLUGCOMPUTER_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(IONICS_VID, IONICS_PLUGCOMPUTER_PID, 1) },
{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_24_MASTER_WING_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_PC_WING_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_CHAMSYS_USB_DMX_PID) },
@@ -972,15 +954,12 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(FTDI_VID, FTDI_CINTERION_MC55I_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_FHE_PID) },
{ USB_DEVICE(FTDI_VID, FTDI_DOTEC_PID) },
- { USB_DEVICE(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(ST_VID, ST_STMCLT_2232_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(QIHARDWARE_VID, MILKYMISTONE_JTAGSERIAL_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(ST_VID, ST_STMCLT_2232_PID, 1) },
{ USB_DEVICE(ST_VID, ST_STMCLT_4232_PID),
.driver_info = (kernel_ulong_t)&ftdi_stmclite_quirk },
{ USB_DEVICE(FTDI_VID, FTDI_RF_R106) },
- { USB_DEVICE(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_DISTORTEC_JTAG_LOCK_PICK_PID, 1) },
{ USB_DEVICE(FTDI_VID, FTDI_LUMEL_PD12_PID) },
/* Crucible Devices */
{ USB_DEVICE(FTDI_VID, FTDI_CT_COMET_PID) },
@@ -1055,8 +1034,7 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7561U_PID) },
{ USB_DEVICE(ICPDAS_VID, ICPDAS_I7563U_PID) },
{ USB_DEVICE(WICED_VID, WICED_USB20706V2_PID) },
- { USB_DEVICE(TI_VID, TI_CC3200_LAUNCHPAD_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(TI_VID, TI_CC3200_LAUNCHPAD_PID, 1) },
{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_BT_USB_PID) },
{ USB_DEVICE(CYPRESS_VID, CYPRESS_WICED_WL_USB_PID) },
{ USB_DEVICE(AIRBUS_DS_VID, AIRBUS_DS_P8GR) },
@@ -1076,10 +1054,8 @@ static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
{ USB_DEVICE_INTERFACE_NUMBER(UBLOX_VID, UBLOX_EVK_M101_PID, 2) },
/* FreeCalypso USB adapters */
- { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
- { USB_DEVICE(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID),
- .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_FALCONIA_JTAG_BUF_PID, 1) },
+ { USB_DEVICE_INTERFACE_NUMBER(FTDI_VID, FTDI_FALCONIA_JTAG_UNBUF_PID, 1) },
/* GMC devices */
{ USB_DEVICE(GMC_VID, GMC_Z216C_PID) },
/* Altera USB Blaster 3 */
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index 5e775f68fcb8..d57e2cedc9fa 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -420,7 +420,7 @@ static int kobil_tiocmset(struct tty_struct *tty,
struct usb_serial_port *port = tty->driver_data;
struct device *dev = &port->dev;
struct kobil_private *priv;
- int result;
+ int result = 0;
int dtr = 0;
int rts = 0;
@@ -437,12 +437,12 @@ static int kobil_tiocmset(struct tty_struct *tty,
if (set & TIOCM_DTR)
dtr = 1;
if (clear & TIOCM_RTS)
- rts = 0;
+ rts = 1;
if (clear & TIOCM_DTR)
- dtr = 0;
+ dtr = 1;
- if (priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) {
- if (dtr != 0)
+ if (dtr && priv->device_type == KOBIL_ADAPTER_B_PRODUCT_ID) {
+ if (set & TIOCM_DTR)
dev_dbg(dev, "%s - Setting DTR\n", __func__);
else
dev_dbg(dev, "%s - Clearing DTR\n", __func__);
@@ -450,13 +450,13 @@ static int kobil_tiocmset(struct tty_struct *tty,
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetStatusLinesOrQueues,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
- ((dtr != 0) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
+ ((set & TIOCM_DTR) ? SUSBCR_SSL_SETDTR : SUSBCR_SSL_CLRDTR),
0,
NULL,
0,
KOBIL_TIMEOUT);
- } else {
- if (rts != 0)
+ } else if (rts) {
+ if (set & TIOCM_RTS)
dev_dbg(dev, "%s - Setting RTS\n", __func__);
else
dev_dbg(dev, "%s - Clearing RTS\n", __func__);
@@ -464,7 +464,7 @@ static int kobil_tiocmset(struct tty_struct *tty,
usb_sndctrlpipe(port->serial->dev, 0),
SUSBCRequest_SetStatusLinesOrQueues,
USB_TYPE_VENDOR | USB_RECIP_ENDPOINT | USB_DIR_OUT,
- ((rts != 0) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
+ ((set & TIOCM_RTS) ? SUSBCR_SSL_SETRTS : SUSBCR_SSL_CLRRTS),
0,
NULL,
0,
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 8cc4ed4857cd..2dfbf62d934a 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1433,17 +1433,31 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10b3, 0xff, 0xff, 0x60) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c0, 0xff), /* Telit FE910C04 (rmnet) */
.driver_info = RSVD(0) | NCTRL(3) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c1, 0xff), /* Telit FE910C04 (RNDIS) */
+ .driver_info = NCTRL(4) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c2, 0xff), /* Telit FE910C04 (MBIM) */
+ .driver_info = NCTRL(4) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c3, 0xff), /* Telit FE910C04 (ECM) */
+ .driver_info = NCTRL(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c4, 0xff), /* Telit FE910C04 (rmnet) */
.driver_info = RSVD(0) | NCTRL(3) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c5, 0xff), /* Telit FE910C04 (RNDIS) */
+ .driver_info = NCTRL(4) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c6, 0xff), /* Telit FE910C04 (MBIM) */
+ .driver_info = NCTRL(4) },
+ { USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10c7, 0xff, 0xff, 0x30), /* Telit FE910C04 (ECM) */
+ .driver_info = NCTRL(4) },
+ { USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10c7, 0xff, 0xff, 0x40) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c8, 0xff), /* Telit FE910C04 (rmnet) */
.driver_info = RSVD(0) | NCTRL(2) | RSVD(3) | RSVD(4) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10c9, 0xff), /* Telit FE910C04 (MBIM) */
+ .driver_info = NCTRL(3) | RSVD(4) | RSVD(5) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10cb, 0xff), /* Telit FE910C04 (RNDIS) */
+ .driver_info = NCTRL(3) | RSVD(4) | RSVD(5) },
{ USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10d0, 0xff, 0xff, 0x30), /* Telit FN990B (rmnet) */
.driver_info = NCTRL(5) },
{ USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10d0, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10d0, 0xff, 0xff, 0x60) },
- { USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10c7, 0xff, 0xff, 0x30), /* Telit FE910C04 (ECM) */
- .driver_info = NCTRL(4) },
- { USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10c7, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10d1, 0xff, 0xff, 0x30), /* Telit FN990B (MBIM) */
.driver_info = NCTRL(6) },
{ USB_DEVICE_AND_INTERFACE_INFO(TELIT_VENDOR_ID, 0x10d1, 0xff, 0xff, 0x40) },
@@ -2376,6 +2390,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0f0, 0xff), /* Foxconn T99W373 MBIM */
.driver_info = RSVD(3) },
+ { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe123, 0xff), /* Foxconn T99W760 MBIM */
+ .driver_info = RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe145, 0xff), /* Foxconn T99W651 RNDIS */
.driver_info = RSVD(5) | RSVD(6) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe15f, 0xff), /* Foxconn T99W709 */
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 17b09f03ef84..be81d4a2f79f 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -1178,7 +1178,6 @@ static void usb_serial_disconnect(struct usb_interface *interface)
struct usb_serial *serial = usb_get_intfdata(interface);
struct device *dev = &interface->dev;
struct usb_serial_port *port;
- struct tty_struct *tty;
/* sibling interface is cleaning up */
if (!serial)
@@ -1193,11 +1192,7 @@ static void usb_serial_disconnect(struct usb_interface *interface)
for (i = 0; i < serial->num_ports; ++i) {
port = serial->port[i];
- tty = tty_port_tty_get(&port->port);
- if (tty) {
- tty_vhangup(tty);
- tty_kref_put(tty);
- }
+ tty_port_tty_vhangup(&port->port);
usb_serial_port_poison_urbs(port);
wake_up_interruptible(&port->port.delta_msr_wait);
cancel_work_sync(&port->work);
diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index 1477e31d7763..939a98c2d3f7 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -98,7 +98,7 @@ UNUSUAL_DEV(0x125f, 0xa94a, 0x0160, 0x0160,
US_FL_NO_ATA_1X),
/* Reported-by: Benjamin Tissoires <benjamin.tissoires@...hat.com> */
-UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x9999,
+UNUSUAL_DEV(0x13fd, 0x3940, 0x0000, 0x0309,
"Initio Corporation",
"INIC-3069",
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c
index e5c001ee0cd7..b88f4e179a7a 100644
--- a/drivers/usb/typec/ucsi/ucsi.c
+++ b/drivers/usb/typec/ucsi/ucsi.c
@@ -1428,6 +1428,12 @@ static int ucsi_init(struct ucsi *ucsi)
ret = -ENODEV;
goto err_reset;
}
+ /* Check if reserved bit set. This is out of spec but happens in buggy FW */
+ if (ucsi->cap.num_connectors & 0x80) {
+ dev_warn(ucsi->dev, "UCSI: Invalid num_connectors %d. Likely buggy FW\n",
+ ucsi->cap.num_connectors);
+ ucsi->cap.num_connectors &= 0x7f; // clear bit and carry on
+ }
/* Allocate the connectors. Released in ucsi_unregister() */
connector = kcalloc(ucsi->cap.num_connectors + 1, sizeof(*connector), GFP_KERNEL);
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index b22e0881bfaf..0bc4805cfa3e 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -830,15 +830,15 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag
no_need_xmit:
usb_hcd_unlink_urb_from_ep(hcd, urb);
no_need_unlink:
- spin_unlock_irqrestore(&vhci->lock, flags);
if (!ret) {
/* usb_hcd_giveback_urb() should be called with
* irqs disabled
*/
- local_irq_disable();
+ spin_unlock(&vhci->lock);
usb_hcd_giveback_urb(hcd, urb, urb->status);
- local_irq_enable();
+ spin_lock(&vhci->lock);
}
+ spin_unlock_irqrestore(&vhci->lock, flags);
return ret;
}
diff --git a/drivers/vdpa/pds/vdpa_dev.c b/drivers/vdpa/pds/vdpa_dev.c
index 25c0fe5ec3d5..744739a708b2 100644
--- a/drivers/vdpa/pds/vdpa_dev.c
+++ b/drivers/vdpa/pds/vdpa_dev.c
@@ -51,7 +51,7 @@ static int pds_vdpa_register_event_handler(struct pds_vdpa_device *pdsv)
err = pdsc_register_notify(nb);
if (err) {
nb->notifier_call = NULL;
- dev_err(dev, "failed to register pds event handler: %ps\n",
+ dev_err(dev, "failed to register pds event handler: %pe\n",
ERR_PTR(err));
return -EINVAL;
}
diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c
index 2ec0d5260685..912e5153b1f8 100644
--- a/drivers/vhost/vsock.c
+++ b/drivers/vhost/vsock.c
@@ -64,14 +64,15 @@ static u32 vhost_transport_get_local_cid(void)
return VHOST_VSOCK_DEFAULT_HOST_CID;
}
-/* Callers that dereference the return value must hold vhost_vsock_mutex or the
- * RCU read lock.
+/* Callers must be in an RCU read section or hold the vhost_vsock_mutex.
+ * The return value can only be dereferenced while within the section.
*/
static struct vhost_vsock *vhost_vsock_get(u32 guest_cid)
{
struct vhost_vsock *vsock;
- hash_for_each_possible_rcu(vhost_vsock_hash, vsock, hash, guest_cid) {
+ hash_for_each_possible_rcu(vhost_vsock_hash, vsock, hash, guest_cid,
+ lockdep_is_held(&vhost_vsock_mutex)) {
u32 other_cid = vsock->guest_cid;
/* Skip instances that have no CID yet */
@@ -695,9 +696,15 @@ static void vhost_vsock_reset_orphans(struct sock *sk)
* executing.
*/
+ rcu_read_lock();
+
/* If the peer is still valid, no need to reset connection */
- if (vhost_vsock_get(vsk->remote_addr.svm_cid))
+ if (vhost_vsock_get(vsk->remote_addr.svm_cid)) {
+ rcu_read_unlock();
return;
+ }
+
+ rcu_read_unlock();
/* If the close timeout is pending, let it expire. This avoids races
* with the timeout callback.
diff --git a/drivers/video/backlight/led_bl.c b/drivers/video/backlight/led_bl.c
index 0e53e427a91d..9089d17200ec 100644
--- a/drivers/video/backlight/led_bl.c
+++ b/drivers/video/backlight/led_bl.c
@@ -209,6 +209,19 @@ static int led_bl_probe(struct platform_device *pdev)
return PTR_ERR(priv->bl_dev);
}
+ for (i = 0; i < priv->nb_leds; i++) {
+ struct device_link *link;
+
+ link = device_link_add(&pdev->dev, priv->leds[i]->dev->parent,
+ DL_FLAG_AUTOREMOVE_CONSUMER);
+ if (!link) {
+ dev_err(&pdev->dev, "Failed to add devlink (consumer %s, supplier %s)\n",
+ dev_name(&pdev->dev), dev_name(priv->leds[i]->dev->parent));
+ backlight_device_unregister(priv->bl_dev);
+ return -EINVAL;
+ }
+ }
+
for (i = 0; i < priv->nb_leds; i++) {
mutex_lock(&priv->leds[i]->led_access);
led_sysfs_disable(priv->leds[i]);
diff --git a/drivers/video/fbdev/gbefb.c b/drivers/video/fbdev/gbefb.c
index 4fccdccbc364..8db63a3cd5e0 100644
--- a/drivers/video/fbdev/gbefb.c
+++ b/drivers/video/fbdev/gbefb.c
@@ -12,6 +12,7 @@
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/dma-mapping.h>
+#include <linux/dma-direct.h>
#include <linux/errno.h>
#include <linux/gfp.h>
#include <linux/fb.h>
@@ -65,7 +66,7 @@ struct gbefb_par {
static unsigned int gbe_mem_size = CONFIG_FB_GBE_MEM * 1024*1024;
static void *gbe_mem;
static dma_addr_t gbe_dma_addr;
-static unsigned long gbe_mem_phys;
+static phys_addr_t gbe_mem_phys;
static struct {
uint16_t *cpu;
@@ -1182,7 +1183,7 @@ static int gbefb_probe(struct platform_device *p_dev)
goto out_release_mem_region;
}
- gbe_mem_phys = (unsigned long) gbe_dma_addr;
+ gbe_mem_phys = dma_to_phys(&p_dev->dev, gbe_dma_addr);
}
par = info->par;
diff --git a/drivers/video/fbdev/pxafb.c b/drivers/video/fbdev/pxafb.c
index 3a2427eb29f2..6cb685c84d3c 100644
--- a/drivers/video/fbdev/pxafb.c
+++ b/drivers/video/fbdev/pxafb.c
@@ -418,12 +418,12 @@ static int pxafb_adjust_timing(struct pxafb_info *fbi,
var->yres = max_t(int, var->yres, MIN_YRES);
if (!(fbi->lccr0 & LCCR0_LCDT)) {
- clamp_val(var->hsync_len, 1, 64);
- clamp_val(var->vsync_len, 1, 64);
- clamp_val(var->left_margin, 1, 255);
- clamp_val(var->right_margin, 1, 255);
- clamp_val(var->upper_margin, 1, 255);
- clamp_val(var->lower_margin, 1, 255);
+ var->hsync_len = clamp(var->hsync_len, 1, 64);
+ var->vsync_len = clamp(var->vsync_len, 1, 64);
+ var->left_margin = clamp(var->left_margin, 1, 255);
+ var->right_margin = clamp(var->right_margin, 1, 255);
+ var->upper_margin = clamp(var->upper_margin, 1, 255);
+ var->lower_margin = clamp(var->lower_margin, 1, 255);
}
/* make sure each line is aligned on word boundary */
diff --git a/drivers/video/fbdev/ssd1307fb.c b/drivers/video/fbdev/ssd1307fb.c
index 1a4f90ea7d5a..bf8ec4861b45 100644
--- a/drivers/video/fbdev/ssd1307fb.c
+++ b/drivers/video/fbdev/ssd1307fb.c
@@ -688,7 +688,7 @@ static int ssd1307fb_probe(struct i2c_client *client)
if (!ssd1307fb_defio) {
dev_err(dev, "Couldn't allocate deferred io.\n");
ret = -ENOMEM;
- goto fb_alloc_error;
+ goto fb_defio_error;
}
ssd1307fb_defio->delay = HZ / refreshrate;
@@ -766,6 +766,8 @@ static int ssd1307fb_probe(struct i2c_client *client)
regulator_disable(par->vbat_reg);
reset_oled_error:
fb_deferred_io_cleanup(info);
+fb_defio_error:
+ __free_pages(vmem, get_order(vmem_size));
fb_alloc_error:
framebuffer_release(info);
return ret;
diff --git a/drivers/video/fbdev/tcx.c b/drivers/video/fbdev/tcx.c
index 7fb8179a8f41..c39fea2c3210 100644
--- a/drivers/video/fbdev/tcx.c
+++ b/drivers/video/fbdev/tcx.c
@@ -436,7 +436,7 @@ static int tcx_probe(struct platform_device *op)
j = i;
break;
}
- par->mmap_map[i].poff = op->resource[j].start;
+ par->mmap_map[i].poff = op->resource[j].start - info->fix.smem_start;
}
info->fbops = &tcx_ops;
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 2d5d252ef419..6cb7ccb21b71 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -789,15 +789,13 @@ static int virtballoon_migratepage(struct balloon_dev_info *vb_dev_info,
tell_host(vb, vb->inflate_vq);
/* balloon's page migration 2nd step -- deflate "page" */
- spin_lock_irqsave(&vb_dev_info->pages_lock, flags);
- balloon_page_delete(page);
- spin_unlock_irqrestore(&vb_dev_info->pages_lock, flags);
vb->num_pfns = VIRTIO_BALLOON_PAGES_PER_PAGE;
set_page_pfns(vb, vb->pfns, page);
tell_host(vb, vb->deflate_vq);
mutex_unlock(&vb->balloon_lock);
+ balloon_page_finalize(page);
put_page(page); /* balloon reference */
return MIGRATEPAGE_SUCCESS;
diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c
index 06ce6d8c2e00..6855cc22ea96 100644
--- a/drivers/virtio/virtio_vdpa.c
+++ b/drivers/virtio/virtio_vdpa.c
@@ -93,7 +93,7 @@ static void virtio_vdpa_set_status(struct virtio_device *vdev, u8 status)
{
struct vdpa_device *vdpa = vd_get_vdpa(vdev);
- return vdpa_set_status(vdpa, status);
+ vdpa_set_status(vdpa, status);
}
static void virtio_vdpa_reset(struct virtio_device *vdev)
diff --git a/drivers/watchdog/starfive-wdt.c b/drivers/watchdog/starfive-wdt.c
index e4b344db3803..0606142ffc5e 100644
--- a/drivers/watchdog/starfive-wdt.c
+++ b/drivers/watchdog/starfive-wdt.c
@@ -498,12 +498,14 @@ static int starfive_wdt_probe(struct platform_device *pdev)
if (pm_runtime_enabled(&pdev->dev)) {
ret = pm_runtime_put_sync(&pdev->dev);
if (ret)
- goto err_exit;
+ goto err_unregister_wdt;
}
}
return 0;
+err_unregister_wdt:
+ watchdog_unregister_device(&wdt->wdd);
err_exit:
starfive_wdt_disable_clock(wdt);
pm_runtime_disable(&pdev->dev);
diff --git a/drivers/watchdog/via_wdt.c b/drivers/watchdog/via_wdt.c
index eeb39f96e72e..c1ed3ce153cf 100644
--- a/drivers/watchdog/via_wdt.c
+++ b/drivers/watchdog/via_wdt.c
@@ -165,6 +165,7 @@ static int wdt_probe(struct pci_dev *pdev,
dev_err(&pdev->dev, "cannot enable PCI device\n");
return -ENODEV;
}
+ wdt_res.name = "via_wdt";
/*
* Allocate a MMIO region which contains watchdog control register
diff --git a/drivers/watchdog/wdat_wdt.c b/drivers/watchdog/wdat_wdt.c
index 0ba99bed59fc..02fbe05c37a0 100644
--- a/drivers/watchdog/wdat_wdt.c
+++ b/drivers/watchdog/wdat_wdt.c
@@ -326,19 +326,27 @@ static int wdat_wdt_probe(struct platform_device *pdev)
return -ENODEV;
wdat = devm_kzalloc(dev, sizeof(*wdat), GFP_KERNEL);
- if (!wdat)
- return -ENOMEM;
+ if (!wdat) {
+ ret = -ENOMEM;
+ goto out_put_table;
+ }
regs = devm_kcalloc(dev, pdev->num_resources, sizeof(*regs),
GFP_KERNEL);
- if (!regs)
- return -ENOMEM;
+ if (!regs) {
+ ret = -ENOMEM;
+ goto out_put_table;
+ }
/* WDAT specification wants to have >= 1ms period */
- if (tbl->timer_period < 1)
- return -EINVAL;
- if (tbl->min_count > tbl->max_count)
- return -EINVAL;
+ if (tbl->timer_period < 1) {
+ ret = -EINVAL;
+ goto out_put_table;
+ }
+ if (tbl->min_count > tbl->max_count) {
+ ret = -EINVAL;
+ goto out_put_table;
+ }
wdat->period = tbl->timer_period;
wdat->wdd.min_timeout = DIV_ROUND_UP(wdat->period * tbl->min_count, 1000);
@@ -355,15 +363,20 @@ static int wdat_wdt_probe(struct platform_device *pdev)
res = &pdev->resource[i];
if (resource_type(res) == IORESOURCE_MEM) {
reg = devm_ioremap_resource(dev, res);
- if (IS_ERR(reg))
- return PTR_ERR(reg);
+ if (IS_ERR(reg)) {
+ ret = PTR_ERR(reg);
+ goto out_put_table;
+ }
} else if (resource_type(res) == IORESOURCE_IO) {
reg = devm_ioport_map(dev, res->start, 1);
- if (!reg)
- return -ENOMEM;
+ if (!reg) {
+ ret = -ENOMEM;
+ goto out_put_table;
+ }
} else {
dev_err(dev, "Unsupported resource\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out_put_table;
}
regs[i] = reg;
@@ -385,8 +398,10 @@ static int wdat_wdt_probe(struct platform_device *pdev)
}
instr = devm_kzalloc(dev, sizeof(*instr), GFP_KERNEL);
- if (!instr)
- return -ENOMEM;
+ if (!instr) {
+ ret = -ENOMEM;
+ goto out_put_table;
+ }
INIT_LIST_HEAD(&instr->node);
instr->entry = entries[i];
@@ -417,7 +432,8 @@ static int wdat_wdt_probe(struct platform_device *pdev)
if (!instr->reg) {
dev_err(dev, "I/O resource not found\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto out_put_table;
}
instructions = wdat->instructions[action];
@@ -425,8 +441,10 @@ static int wdat_wdt_probe(struct platform_device *pdev)
instructions = devm_kzalloc(dev,
sizeof(*instructions),
GFP_KERNEL);
- if (!instructions)
- return -ENOMEM;
+ if (!instructions) {
+ ret = -ENOMEM;
+ goto out_put_table;
+ }
INIT_LIST_HEAD(instructions);
wdat->instructions[action] = instructions;
@@ -443,7 +461,7 @@ static int wdat_wdt_probe(struct platform_device *pdev)
ret = wdat_wdt_enable_reboot(wdat);
if (ret)
- return ret;
+ goto out_put_table;
platform_set_drvdata(pdev, wdat);
@@ -460,12 +478,16 @@ static int wdat_wdt_probe(struct platform_device *pdev)
ret = wdat_wdt_set_timeout(&wdat->wdd, timeout);
if (ret)
- return ret;
+ goto out_put_table;
watchdog_set_nowayout(&wdat->wdd, nowayout);
watchdog_stop_on_reboot(&wdat->wdd);
watchdog_stop_on_unregister(&wdat->wdd);
- return devm_watchdog_register_device(dev, &wdat->wdd);
+ ret = devm_watchdog_register_device(dev, &wdat->wdd);
+
+out_put_table:
+ acpi_put_table((struct acpi_table_header *)tbl);
+ return ret;
}
static int wdat_wdt_suspend_noirq(struct device *dev)
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index be61810cb779..159a2aae849b 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -101,7 +101,7 @@ int v9fs_show_options(struct seq_file *m, struct dentry *root)
struct v9fs_session_info *v9ses = root->d_sb->s_fs_info;
if (v9ses->debug)
- seq_printf(m, ",debug=%x", v9ses->debug);
+ seq_printf(m, ",debug=%#x", v9ses->debug);
if (!uid_eq(v9ses->dfltuid, V9FS_DEFUID))
seq_printf(m, ",dfltuid=%u",
from_kuid_munged(&init_user_ns, v9ses->dfltuid));
@@ -117,7 +117,7 @@ int v9fs_show_options(struct seq_file *m, struct dentry *root)
if (v9ses->nodev)
seq_puts(m, ",nodevmap");
if (v9ses->cache)
- seq_printf(m, ",cache=%x", v9ses->cache);
+ seq_printf(m, ",cache=%#x", v9ses->cache);
#ifdef CONFIG_9P_FSCACHE
if (v9ses->cachetag && (v9ses->cache & CACHE_FSCACHE))
seq_printf(m, ",cachetag=%s", v9ses->cachetag);
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 8566ddad49ad..655e7bf602f1 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -43,14 +43,18 @@ int v9fs_file_open(struct inode *inode, struct file *file)
struct v9fs_session_info *v9ses;
struct p9_fid *fid;
int omode;
+ int o_append;
p9_debug(P9_DEBUG_VFS, "inode: %p file: %p\n", inode, file);
v9ses = v9fs_inode2v9ses(inode);
- if (v9fs_proto_dotl(v9ses))
+ if (v9fs_proto_dotl(v9ses)) {
omode = v9fs_open_to_dotl_flags(file->f_flags);
- else
+ o_append = P9_DOTL_APPEND;
+ } else {
omode = v9fs_uflags2omode(file->f_flags,
v9fs_proto_dotu(v9ses));
+ o_append = P9_OAPPEND;
+ }
fid = file->private_data;
if (!fid) {
fid = v9fs_fid_clone(file_dentry(file));
@@ -58,9 +62,10 @@ int v9fs_file_open(struct inode *inode, struct file *file)
return PTR_ERR(fid);
if ((v9ses->cache & CACHE_WRITEBACK) && (omode & P9_OWRITE)) {
- int writeback_omode = (omode & ~P9_OWRITE) | P9_ORDWR;
+ int writeback_omode = (omode & ~(P9_OWRITE | o_append)) | P9_ORDWR;
p9_debug(P9_DEBUG_CACHE, "write-only file with writeback enabled, try opening O_RDWR\n");
+
err = p9_client_open(fid, writeback_omode);
if (err < 0) {
p9_debug(P9_DEBUG_CACHE, "could not open O_RDWR, disabling caches\n");
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index aba0625de48a..e084caf467d1 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -824,7 +824,7 @@ v9fs_vfs_atomic_open(struct inode *dir, struct dentry *dentry,
p9_omode = v9fs_uflags2omode(flags, v9fs_proto_dotu(v9ses));
if ((v9ses->cache & CACHE_WRITEBACK) && (p9_omode & P9_OWRITE)) {
- p9_omode = (p9_omode & ~P9_OWRITE) | P9_ORDWR;
+ p9_omode = (p9_omode & ~(P9_OWRITE | P9_OAPPEND)) | P9_ORDWR;
p9_debug(P9_DEBUG_CACHE,
"write-only file with writeback enabled, creating w/ O_RDWR\n");
}
@@ -1458,4 +1458,3 @@ static const struct inode_operations v9fs_symlink_inode_operations = {
.getattr = v9fs_vfs_getattr,
.setattr = v9fs_vfs_setattr,
};
-
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index 91bcee2ab3c4..96e791c2b7b4 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -288,7 +288,7 @@ v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry,
}
if ((v9ses->cache & CACHE_WRITEBACK) && (p9_omode & P9_OWRITE)) {
- p9_omode = (p9_omode & ~P9_OWRITE) | P9_ORDWR;
+ p9_omode = (p9_omode & ~(P9_OWRITE | P9_DOTL_APPEND)) | P9_ORDWR;
p9_debug(P9_DEBUG_CACHE,
"write-only file with writeback enabled, creating w/ O_RDWR\n");
}
diff --git a/fs/bfs/inode.c b/fs/bfs/inode.c
index e6a76ae9eb44..42805e3dbdae 100644
--- a/fs/bfs/inode.c
+++ b/fs/bfs/inode.c
@@ -60,7 +60,19 @@ struct inode *bfs_iget(struct super_block *sb, unsigned long ino)
off = (ino - BFS_ROOT_INO) % BFS_INODES_PER_BLOCK;
di = (struct bfs_inode *)bh->b_data + off;
- inode->i_mode = 0x0000FFFF & le32_to_cpu(di->i_mode);
+ /*
+ * https://martin.hinner.info/fs/bfs/bfs-structure.html explains that
+ * BFS in SCO UnixWare environment used only lower 9 bits of di->i_mode
+ * value. This means that, although bfs_write_inode() saves whole
+ * inode->i_mode bits (which include S_IFMT bits and S_IS{UID,GID,VTX}
+ * bits), middle 7 bits of di->i_mode value can be garbage when these
+ * bits were not saved by bfs_write_inode().
+ * Since we can't tell whether middle 7 bits are garbage, use only
+ * lower 12 bits (i.e. tolerate S_IS{UID,GID,VTX} bits possibly being
+ * garbage) and reconstruct S_IFMT bits for Linux environment from
+ * di->i_vtype value.
+ */
+ inode->i_mode = 0x00000FFF & le32_to_cpu(di->i_mode);
if (le32_to_cpu(di->i_vtype) == BFS_VDIR) {
inode->i_mode |= S_IFDIR;
inode->i_op = &bfs_dir_inops;
@@ -70,6 +82,11 @@ struct inode *bfs_iget(struct super_block *sb, unsigned long ino)
inode->i_op = &bfs_file_inops;
inode->i_fop = &bfs_file_operations;
inode->i_mapping->a_ops = &bfs_aops;
+ } else {
+ brelse(bh);
+ printf("Unknown vtype=%u %s:%08lx\n",
+ le32_to_cpu(di->i_vtype), inode->i_sb->s_id, ino);
+ goto error;
}
BFS_I(inode)->i_sblock = le32_to_cpu(di->i_sblock);
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 31b1b448efc2..a26c6e9d562d 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -4743,9 +4743,9 @@ int btrfs_del_items(struct btrfs_trans_handle *trans, struct btrfs_root *root,
if (btrfs_header_nritems(leaf) == 0) {
path->slots[1] = slot;
ret = btrfs_del_leaf(trans, root, path, leaf);
+ free_extent_buffer(leaf);
if (ret < 0)
return ret;
- free_extent_buffer(leaf);
ret = 0;
} else {
/* if we're still in the path, make sure
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index b1be3e0fe728..68bb5079aef7 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -266,6 +266,7 @@ static void print_data_reloc_error(const struct btrfs_inode *inode, u64 file_off
if (ret < 0) {
btrfs_err_rl(fs_info, "failed to lookup extent item for logical %llu: %d",
logical, ret);
+ btrfs_release_path(&path);
return;
}
eb = path.nodes[0];
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index ae6806bc3929..71e6715efa14 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -2006,10 +2006,8 @@ static int btrfs_search_path_in_tree_user(struct mnt_idmap *idmap,
ret = inode_permission(idmap, temp_inode,
MAY_READ | MAY_EXEC);
iput(temp_inode);
- if (ret) {
- ret = -EACCES;
+ if (ret)
goto out_put;
- }
if (key.offset == upper_limit.objectid)
break;
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index a69dce114c5b..3338e2e7a9a0 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2858,6 +2858,10 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start,
unsigned int nofs_flag;
bool need_commit = false;
+ /* Set the basic fallback @last_physical before we got a sctx. */
+ if (progress)
+ progress->last_physical = start;
+
if (btrfs_fs_closing(fs_info))
return -EAGAIN;
@@ -2876,6 +2880,7 @@ int btrfs_scrub_dev(struct btrfs_fs_info *fs_info, u64 devid, u64 start,
sctx = scrub_setup_ctx(fs_info, is_dev_replace);
if (IS_ERR(sctx))
return PTR_ERR(sctx);
+ sctx->stat.last_physical = start;
ret = scrub_workers_get(fs_info);
if (ret)
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 256116a6e07c..3342f5ff1516 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -5526,14 +5526,6 @@ static int log_new_dir_dentries(struct btrfs_trans_handle *trans,
struct btrfs_inode *curr_inode = start_inode;
int ret = 0;
- /*
- * If we are logging a new name, as part of a link or rename operation,
- * don't bother logging new dentries, as we just want to log the names
- * of an inode and that any new parents exist.
- */
- if (ctx->logging_new_name)
- return 0;
-
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
@@ -5712,6 +5704,33 @@ static int conflicting_inode_is_dir(struct btrfs_root *root, u64 ino,
return ret;
}
+static bool can_log_conflicting_inode(const struct btrfs_trans_handle *trans,
+ const struct btrfs_inode *inode)
+{
+ if (!S_ISDIR(inode->vfs_inode.i_mode))
+ return true;
+
+ if (inode->last_unlink_trans < trans->transid)
+ return true;
+
+ /*
+ * If this is a directory and its unlink_trans is not from a past
+ * transaction then we must fallback to a transaction commit in order
+ * to avoid getting a directory with 2 hard links after log replay.
+ *
+ * This happens if a directory A is renamed, moved from one parent
+ * directory to another one, a new file is created in the old parent
+ * directory with the old name of our directory A, the new file is
+ * fsynced, then we moved the new file to some other parent directory
+ * and fsync again the new file. This results in a log tree where we
+ * logged that directory A existed, with the INODE_REF item for the
+ * new location but without having logged its old parent inode, so
+ * that on log replay we add a new link for the new location but the
+ * old link remains, resulting in a link count of 2.
+ */
+ return false;
+}
+
static int add_conflicting_inode(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct btrfs_path *path,
@@ -5815,6 +5834,11 @@ static int add_conflicting_inode(struct btrfs_trans_handle *trans,
return 0;
}
+ if (!can_log_conflicting_inode(trans, inode)) {
+ btrfs_add_delayed_iput(inode);
+ return BTRFS_LOG_FORCE_COMMIT;
+ }
+
btrfs_add_delayed_iput(inode);
ino_elem = kmalloc(sizeof(*ino_elem), GFP_NOFS);
@@ -5879,6 +5903,12 @@ static int log_conflicting_inodes(struct btrfs_trans_handle *trans,
break;
}
+ if (!can_log_conflicting_inode(trans, inode)) {
+ btrfs_add_delayed_iput(inode);
+ ret = BTRFS_LOG_FORCE_COMMIT;
+ break;
+ }
+
/*
* Always log the directory, we cannot make this
* conditional on need_log_inode() because the directory
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 1eb543602ff1..8207b0b4c43a 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -6966,6 +6966,7 @@ static struct btrfs_fs_devices *open_seed_devices(struct btrfs_fs_info *fs_info,
fs_devices->seeding = true;
fs_devices->opened = 1;
+ list_add(&fs_devices->seed_list, &fs_info->fs_devices->seed_list);
return fs_devices;
}
diff --git a/fs/exfat/super.c b/fs/exfat/super.c
index 957135f20cb6..da3e03b059cf 100644
--- a/fs/exfat/super.c
+++ b/fs/exfat/super.c
@@ -764,10 +764,21 @@ static int exfat_init_fs_context(struct fs_context *fc)
ratelimit_state_init(&sbi->ratelimit, DEFAULT_RATELIMIT_INTERVAL,
DEFAULT_RATELIMIT_BURST);
- sbi->options.fs_uid = current_uid();
- sbi->options.fs_gid = current_gid();
- sbi->options.fs_fmask = current->fs->umask;
- sbi->options.fs_dmask = current->fs->umask;
+ if (fc->purpose == FS_CONTEXT_FOR_RECONFIGURE && fc->root) {
+ struct super_block *sb = fc->root->d_sb;
+ struct exfat_mount_options *cur_opts = &EXFAT_SB(sb)->options;
+
+ sbi->options.fs_uid = cur_opts->fs_uid;
+ sbi->options.fs_gid = cur_opts->fs_gid;
+ sbi->options.fs_fmask = cur_opts->fs_fmask;
+ sbi->options.fs_dmask = cur_opts->fs_dmask;
+ } else {
+ sbi->options.fs_uid = current_uid();
+ sbi->options.fs_gid = current_gid();
+ sbi->options.fs_fmask = current->fs->umask;
+ sbi->options.fs_dmask = current->fs->umask;
+ }
+
sbi->options.allow_utime = -1;
sbi->options.iocharset = exfat_default_iocharset;
sbi->options.errors = EXFAT_ERRORS_RO;
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 7afce7b744c0..85ba12a48f26 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -2459,6 +2459,7 @@ static inline __le16 ext4_rec_len_to_disk(unsigned len, unsigned blocksize)
#define DX_HASH_HALF_MD4_UNSIGNED 4
#define DX_HASH_TEA_UNSIGNED 5
#define DX_HASH_SIPHASH 6
+#define DX_HASH_LAST DX_HASH_SIPHASH
static inline u32 ext4_chksum(struct ext4_sb_info *sbi, u32 crc,
const void *address, unsigned int length)
diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 52f2959d29e6..9991f2dd7d9f 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -1299,7 +1299,6 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
sizeof(gen));
}
- ext4_clear_state_flags(ei); /* Only relevant on 32-bit archs */
ext4_set_inode_state(inode, EXT4_STATE_NEW);
ei->i_extra_isize = sbi->s_want_extra_isize;
diff --git a/fs/ext4/inline.c b/fs/ext4/inline.c
index 5fa1dd58ac42..0cb175a1abe0 100644
--- a/fs/ext4/inline.c
+++ b/fs/ext4/inline.c
@@ -413,7 +413,12 @@ static int ext4_prepare_inline_data(handle_t *handle, struct inode *inode,
return -ENOSPC;
ext4_write_lock_xattr(inode, &no_expand);
-
+ /*
+ * ei->i_inline_size may have changed since the initial check
+ * if other xattrs were added. Recalculate to ensure
+ * ext4_update_inline_data() validates against current capacity.
+ */
+ (void) ext4_find_inline_data_nolock(inode);
if (ei->i_inline_off)
ret = ext4_update_inline_data(handle, inode, len);
else
@@ -441,9 +446,13 @@ static int ext4_destroy_inline_data_nolock(handle_t *handle,
if (!ei->i_inline_off)
return 0;
+ down_write(&ei->i_data_sem);
+
error = ext4_get_inode_loc(inode, &is.iloc);
- if (error)
+ if (error) {
+ up_write(&ei->i_data_sem);
return error;
+ }
error = ext4_xattr_ibody_find(inode, &i, &is);
if (error)
@@ -482,6 +491,7 @@ static int ext4_destroy_inline_data_nolock(handle_t *handle,
brelse(is.iloc.bh);
if (error == -ENODATA)
error = 0;
+ up_write(&ei->i_data_sem);
return error;
}
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 563cd0726424..11ca8ba52c3a 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -4728,6 +4728,11 @@ static inline int ext4_iget_extra_inode(struct inode *inode,
*magic == cpu_to_le32(EXT4_XATTR_MAGIC)) {
int err;
+ err = xattr_check_inode(inode, IHDR(inode, raw_inode),
+ ITAIL(inode, raw_inode));
+ if (err)
+ return err;
+
ext4_set_inode_state(inode, EXT4_STATE_XATTR);
err = ext4_find_inline_data_nolock(inode);
if (!err && ext4_has_inline_data(inode))
@@ -4913,7 +4918,6 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
ei->i_projid = make_kprojid(&init_user_ns, i_projid);
set_nlink(inode, le16_to_cpu(raw_inode->i_links_count));
- ext4_clear_state_flags(ei); /* Only relevant on 32-bit archs */
ei->i_inline_off = 0;
ei->i_dir_start_lookup = 0;
ei->i_dtime = le32_to_cpu(raw_inode->i_dtime);
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index c5f642096ab4..5ba161bd66a3 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -676,7 +676,25 @@ do { \
} \
} while (0)
-static int __mb_check_buddy(struct ext4_buddy *e4b, char *file,
+/*
+ * Perform buddy integrity check with the following steps:
+ *
+ * 1. Top-down validation (from highest order down to order 1, excluding order-0 bitmap):
+ * For each pair of adjacent orders, if a higher-order bit is set (indicating a free block),
+ * at most one of the two corresponding lower-order bits may be clear (free).
+ *
+ * 2. Order-0 (bitmap) validation, performed on bit pairs:
+ * - If either bit in a pair is set (1, allocated), then all corresponding higher-order bits
+ * must not be free (0).
+ * - If both bits in a pair are clear (0, free), then exactly one of the corresponding
+ * higher-order bits must be free (0).
+ *
+ * 3. Preallocation (pa) list validation:
+ * For each preallocated block (pa) in the group:
+ * - Verify that pa_pstart falls within the bounds of this block group.
+ * - Ensure the corresponding bit(s) in the order-0 bitmap are marked as allocated (1).
+ */
+static void __mb_check_buddy(struct ext4_buddy *e4b, char *file,
const char *function, int line)
{
struct super_block *sb = e4b->bd_sb;
@@ -695,7 +713,7 @@ static int __mb_check_buddy(struct ext4_buddy *e4b, char *file,
void *buddy2;
if (e4b->bd_info->bb_check_counter++ % 10)
- return 0;
+ return;
while (order > 1) {
buddy = mb_find_buddy(e4b, order, &max);
@@ -717,15 +735,6 @@ static int __mb_check_buddy(struct ext4_buddy *e4b, char *file,
continue;
}
- /* both bits in buddy2 must be 1 */
- MB_CHECK_ASSERT(mb_test_bit(i << 1, buddy2));
- MB_CHECK_ASSERT(mb_test_bit((i << 1) + 1, buddy2));
-
- for (j = 0; j < (1 << order); j++) {
- k = (i * (1 << order)) + j;
- MB_CHECK_ASSERT(
- !mb_test_bit(k, e4b->bd_bitmap));
- }
count++;
}
MB_CHECK_ASSERT(e4b->bd_info->bb_counters[order] == count);
@@ -741,15 +750,21 @@ static int __mb_check_buddy(struct ext4_buddy *e4b, char *file,
fragments++;
fstart = i;
}
- continue;
+ } else {
+ fstart = -1;
}
- fstart = -1;
- /* check used bits only */
- for (j = 0; j < e4b->bd_blkbits + 1; j++) {
- buddy2 = mb_find_buddy(e4b, j, &max2);
- k = i >> j;
- MB_CHECK_ASSERT(k < max2);
- MB_CHECK_ASSERT(mb_test_bit(k, buddy2));
+ if (!(i & 1)) {
+ int in_use, zero_bit_count = 0;
+
+ in_use = mb_test_bit(i, buddy) || mb_test_bit(i + 1, buddy);
+ for (j = 1; j < e4b->bd_blkbits + 2; j++) {
+ buddy2 = mb_find_buddy(e4b, j, &max2);
+ k = i >> j;
+ MB_CHECK_ASSERT(k < max2);
+ if (!mb_test_bit(k, buddy2))
+ zero_bit_count++;
+ }
+ MB_CHECK_ASSERT(zero_bit_count == !in_use);
}
}
MB_CHECK_ASSERT(!EXT4_MB_GRP_NEED_INIT(e4b->bd_info));
@@ -757,17 +772,18 @@ static int __mb_check_buddy(struct ext4_buddy *e4b, char *file,
grp = ext4_get_group_info(sb, e4b->bd_group);
if (!grp)
- return NULL;
+ return;
list_for_each(cur, &grp->bb_prealloc_list) {
ext4_group_t groupnr;
struct ext4_prealloc_space *pa;
pa = list_entry(cur, struct ext4_prealloc_space, pa_group_list);
+ if (!pa->pa_len)
+ continue;
ext4_get_group_no_and_offset(sb, pa->pa_pstart, &groupnr, &k);
MB_CHECK_ASSERT(groupnr == e4b->bd_group);
for (i = 0; i < pa->pa_len; i++)
MB_CHECK_ASSERT(mb_test_bit(k + i, buddy));
}
- return 0;
}
#undef MB_CHECK_ASSERT
#define mb_check_buddy(e4b) __mb_check_buddy(e4b, \
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index c566161127cd..a3b0acca02ca 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -486,7 +486,7 @@ mext_check_arguments(struct inode *orig_inode,
return -ETXTBSY;
}
- if (ext4_is_quota_file(orig_inode) && ext4_is_quota_file(donor_inode)) {
+ if (ext4_is_quota_file(orig_inode) || ext4_is_quota_file(donor_inode)) {
ext4_debug("ext4 move extent: The argument files should not be quota files [ino:orig %lu, donor %lu]\n",
orig_inode->i_ino, donor_inode->i_ino);
return -EOPNOTSUPP;
diff --git a/fs/ext4/orphan.c b/fs/ext4/orphan.c
index 05997b4d0120..e5a6cb533242 100644
--- a/fs/ext4/orphan.c
+++ b/fs/ext4/orphan.c
@@ -8,6 +8,8 @@
#include "ext4.h"
#include "ext4_jbd2.h"
+#define EXT4_MAX_ORPHAN_FILE_BLOCKS 512
+
static int ext4_orphan_file_add(handle_t *handle, struct inode *inode)
{
int i, j, start;
@@ -589,7 +591,7 @@ int ext4_init_orphan_info(struct super_block *sb)
* consuming absurd amounts of memory when pinning blocks of orphan
* file in memory.
*/
- if (inode->i_size > 8 << 20) {
+ if (inode->i_size > (EXT4_MAX_ORPHAN_FILE_BLOCKS << inode->i_blkbits)) {
ext4_msg(sb, KERN_ERR, "orphan file too big: %llu",
(unsigned long long)inode->i_size);
ret = -EFSCORRUPTED;
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 16a6c249580e..c5c6faa995e1 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -1412,6 +1412,7 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
inode_set_iversion(&ei->vfs_inode, 1);
ei->i_flags = 0;
+ ext4_clear_state_flags(ei); /* Only relevant on 32-bit archs */
spin_lock_init(&ei->i_raw_lock);
ei->i_prealloc_node = RB_ROOT;
atomic_set(&ei->i_prealloc_active, 0);
@@ -2506,7 +2507,7 @@ static int parse_apply_sb_mount_options(struct super_block *sb,
struct ext4_fs_context *m_ctx)
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
- char s_mount_opts[65];
+ char s_mount_opts[64];
struct ext4_fs_context *s_ctx = NULL;
struct fs_context *fc = NULL;
int ret = -ENOMEM;
@@ -2514,7 +2515,8 @@ static int parse_apply_sb_mount_options(struct super_block *sb,
if (!sbi->s_es->s_mount_opts[0])
return 0;
- strscpy_pad(s_mount_opts, sbi->s_es->s_mount_opts, sizeof(s_mount_opts));
+ if (strscpy_pad(s_mount_opts, sbi->s_es->s_mount_opts, sizeof(s_mount_opts)) < 0)
+ return -E2BIG;
fc = kzalloc(sizeof(struct fs_context), GFP_KERNEL);
if (!fc)
@@ -5138,16 +5140,27 @@ static int ext4_load_super(struct super_block *sb, ext4_fsblk_t *lsb,
return ret;
}
-static void ext4_hash_info_init(struct super_block *sb)
+static int ext4_hash_info_init(struct super_block *sb)
{
struct ext4_sb_info *sbi = EXT4_SB(sb);
struct ext4_super_block *es = sbi->s_es;
unsigned int i;
+ sbi->s_def_hash_version = es->s_def_hash_version;
+
+ if (sbi->s_def_hash_version > DX_HASH_LAST) {
+ ext4_msg(sb, KERN_ERR,
+ "Invalid default hash set in the superblock");
+ return -EINVAL;
+ } else if (sbi->s_def_hash_version == DX_HASH_SIPHASH) {
+ ext4_msg(sb, KERN_ERR,
+ "SIPHASH is not a valid default hash value");
+ return -EINVAL;
+ }
+
for (i = 0; i < 4; i++)
sbi->s_hash_seed[i] = le32_to_cpu(es->s_hash_seed[i]);
- sbi->s_def_hash_version = es->s_def_hash_version;
if (ext4_has_feature_dir_index(sb)) {
i = le32_to_cpu(es->s_flags);
if (i & EXT2_FLAGS_UNSIGNED_HASH)
@@ -5165,6 +5178,7 @@ static void ext4_hash_info_init(struct super_block *sb)
#endif
}
}
+ return 0;
}
static int ext4_block_group_meta_init(struct super_block *sb, int silent)
@@ -5309,7 +5323,9 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb)
if (err)
goto failed_mount;
- ext4_hash_info_init(sb);
+ err = ext4_hash_info_init(sb);
+ if (err)
+ goto failed_mount;
err = ext4_handle_clustersize(sb);
if (err)
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 307081c99437..ad6e11a42f40 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -312,7 +312,7 @@ __ext4_xattr_check_block(struct inode *inode, struct buffer_head *bh,
__ext4_xattr_check_block((inode), (bh), __func__, __LINE__)
-static inline int
+int
__xattr_check_inode(struct inode *inode, struct ext4_xattr_ibody_header *header,
void *end, const char *function, unsigned int line)
{
@@ -320,9 +320,6 @@ __xattr_check_inode(struct inode *inode, struct ext4_xattr_ibody_header *header,
function, line);
}
-#define xattr_check_inode(inode, header, end) \
- __xattr_check_inode((inode), (header), (end), __func__, __LINE__)
-
static int
xattr_find_entry(struct inode *inode, struct ext4_xattr_entry **pentry,
void *end, int name_index, const char *name, int sorted)
@@ -653,10 +650,7 @@ ext4_xattr_ibody_get(struct inode *inode, int name_index, const char *name,
return error;
raw_inode = ext4_raw_inode(&iloc);
header = IHDR(inode, raw_inode);
- end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size;
- error = xattr_check_inode(inode, header, end);
- if (error)
- goto cleanup;
+ end = ITAIL(inode, raw_inode);
entry = IFIRST(header);
error = xattr_find_entry(inode, &entry, end, name_index, name, 0);
if (error)
@@ -787,7 +781,6 @@ ext4_xattr_ibody_list(struct dentry *dentry, char *buffer, size_t buffer_size)
struct ext4_xattr_ibody_header *header;
struct ext4_inode *raw_inode;
struct ext4_iloc iloc;
- void *end;
int error;
if (!ext4_test_inode_state(inode, EXT4_STATE_XATTR))
@@ -797,14 +790,9 @@ ext4_xattr_ibody_list(struct dentry *dentry, char *buffer, size_t buffer_size)
return error;
raw_inode = ext4_raw_inode(&iloc);
header = IHDR(inode, raw_inode);
- end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size;
- error = xattr_check_inode(inode, header, end);
- if (error)
- goto cleanup;
error = ext4_xattr_list_entries(dentry, IFIRST(header),
buffer, buffer_size);
-cleanup:
brelse(iloc.bh);
return error;
}
@@ -872,7 +860,6 @@ int ext4_get_inode_usage(struct inode *inode, qsize_t *usage)
struct ext4_xattr_ibody_header *header;
struct ext4_xattr_entry *entry;
qsize_t ea_inode_refs = 0;
- void *end;
int ret;
lockdep_assert_held_read(&EXT4_I(inode)->xattr_sem);
@@ -883,10 +870,6 @@ int ext4_get_inode_usage(struct inode *inode, qsize_t *usage)
goto out;
raw_inode = ext4_raw_inode(&iloc);
header = IHDR(inode, raw_inode);
- end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size;
- ret = xattr_check_inode(inode, header, end);
- if (ret)
- goto out;
for (entry = IFIRST(header); !IS_LAST_ENTRY(entry);
entry = EXT4_XATTR_NEXT(entry))
@@ -1191,7 +1174,11 @@ ext4_xattr_inode_dec_ref_all(handle_t *handle, struct inode *parent,
if (block_csum)
end = (void *)bh->b_data + bh->b_size;
else {
- ext4_get_inode_loc(parent, &iloc);
+ err = ext4_get_inode_loc(parent, &iloc);
+ if (err) {
+ EXT4_ERROR_INODE(parent, "parent inode loc (error %d)", err);
+ return;
+ }
end = (void *)ext4_raw_inode(&iloc) + EXT4_SB(parent->i_sb)->s_inode_size;
}
@@ -2244,11 +2231,8 @@ int ext4_xattr_ibody_find(struct inode *inode, struct ext4_xattr_info *i,
header = IHDR(inode, raw_inode);
is->s.base = is->s.first = IFIRST(header);
is->s.here = is->s.first;
- is->s.end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size;
+ is->s.end = ITAIL(inode, raw_inode);
if (ext4_test_inode_state(inode, EXT4_STATE_XATTR)) {
- error = xattr_check_inode(inode, header, is->s.end);
- if (error)
- return error;
/* Find the named attribute. */
error = xattr_find_entry(inode, &is->s.here, is->s.end,
i->name_index, i->name, 0);
@@ -2795,14 +2779,10 @@ int ext4_expand_extra_isize_ea(struct inode *inode, int new_extra_isize,
*/
base = IFIRST(header);
- end = (void *)raw_inode + EXT4_SB(inode->i_sb)->s_inode_size;
+ end = ITAIL(inode, raw_inode);
min_offs = end - base;
total_ino = sizeof(struct ext4_xattr_ibody_header) + sizeof(u32);
- error = xattr_check_inode(inode, header, end);
- if (error)
- goto cleanup;
-
ifree = ext4_xattr_free_space(base, &min_offs, base, &total_ino);
if (ifree >= isize_diff)
goto shift;
diff --git a/fs/ext4/xattr.h b/fs/ext4/xattr.h
index 824faf0b15a8..17c0d6bb230b 100644
--- a/fs/ext4/xattr.h
+++ b/fs/ext4/xattr.h
@@ -68,6 +68,9 @@ struct ext4_xattr_entry {
((void *)raw_inode + \
EXT4_GOOD_OLD_INODE_SIZE + \
EXT4_I(inode)->i_extra_isize))
+#define ITAIL(inode, raw_inode) \
+ ((void *)(raw_inode) + \
+ EXT4_SB((inode)->i_sb)->s_inode_size)
#define IFIRST(hdr) ((struct ext4_xattr_entry *)((hdr)+1))
/*
@@ -207,6 +210,13 @@ extern int ext4_xattr_ibody_set(handle_t *handle, struct inode *inode,
extern struct mb_cache *ext4_xattr_create_cache(void);
extern void ext4_xattr_destroy_cache(struct mb_cache *);
+extern int
+__xattr_check_inode(struct inode *inode, struct ext4_xattr_ibody_header *header,
+ void *end, const char *function, unsigned int line);
+
+#define xattr_check_inode(inode, header, end) \
+ __xattr_check_inode((inode), (header), (end), __func__, __LINE__)
+
#ifdef CONFIG_EXT4_FS_SECURITY
extern int ext4_init_security(handle_t *handle, struct inode *inode,
struct inode *dir, const struct qstr *qstr);
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index df7404214f34..a11896930b15 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -754,10 +754,7 @@ void f2fs_decompress_cluster(struct decompress_io_ctx *dic, bool in_task)
ret = -EFSCORRUPTED;
/* Avoid f2fs_commit_super in irq context */
- if (!in_task)
- f2fs_handle_error_async(sbi, ERROR_FAIL_DECOMPRESSION);
- else
- f2fs_handle_error(sbi, ERROR_FAIL_DECOMPRESSION);
+ f2fs_handle_error(sbi, ERROR_FAIL_DECOMPRESSION);
goto out_release;
}
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index f5252f3e840a..c863e27fd846 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -3233,6 +3233,19 @@ static inline bool __should_serialize_io(struct inode *inode,
return false;
}
+static inline void account_writeback(struct inode *inode, bool inc)
+{
+ if (!f2fs_sb_has_compression(F2FS_I_SB(inode)))
+ return;
+
+ f2fs_down_read(&F2FS_I(inode)->i_sem);
+ if (inc)
+ atomic_inc(&F2FS_I(inode)->writeback);
+ else
+ atomic_dec(&F2FS_I(inode)->writeback);
+ f2fs_up_read(&F2FS_I(inode)->i_sem);
+}
+
static int __f2fs_write_data_pages(struct address_space *mapping,
struct writeback_control *wbc,
enum iostat_type io_type)
@@ -3282,10 +3295,14 @@ static int __f2fs_write_data_pages(struct address_space *mapping,
locked = true;
}
+ account_writeback(inode, true);
+
blk_start_plug(&plug);
ret = f2fs_write_cache_pages(mapping, wbc, io_type);
blk_finish_plug(&plug);
+ account_writeback(inode, false);
+
if (locked)
mutex_unlock(&sbi->writepages);
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 0d02224b99b7..68773b48ed4d 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -100,6 +100,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->ndirty_imeta = get_pages(sbi, F2FS_DIRTY_IMETA);
si->ndirty_dirs = sbi->ndirty_inode[DIR_INODE];
si->ndirty_files = sbi->ndirty_inode[FILE_INODE];
+ si->ndonate_files = sbi->donate_files;
si->nquota_files = sbi->nquota_files;
si->ndirty_all = sbi->ndirty_inode[DIRTY_META];
si->aw_cnt = atomic_read(&sbi->atomic_files);
@@ -436,6 +437,8 @@ static int stat_show(struct seq_file *s, void *v)
si->compr_inode, si->compr_blocks);
seq_printf(s, " - Swapfile Inode: %u\n",
si->swapfile_inode);
+ seq_printf(s, " - Donate Inode: %u\n",
+ si->ndonate_files);
seq_printf(s, " - Orphan/Append/Update Inode: %u, %u, %u\n",
si->orphans, si->append, si->update);
seq_printf(s, "\nMain area: %d segs, %d secs %d zones\n",
diff --git a/fs/f2fs/extent_cache.c b/fs/f2fs/extent_cache.c
index 79d07c786f6a..847c50e40c22 100644
--- a/fs/f2fs/extent_cache.c
+++ b/fs/f2fs/extent_cache.c
@@ -755,7 +755,7 @@ static void __update_extent_tree_range(struct inode *inode,
}
goto out_read_extent_cache;
update_age_extent_cache:
- if (!tei->last_blocks)
+ if (tei->last_blocks == F2FS_EXTENT_AGE_INVALID)
goto out_read_extent_cache;
__set_extent_info(&ei, fofs, len, 0, false,
@@ -859,7 +859,7 @@ static int __get_new_block_age(struct inode *inode, struct extent_info *ei,
cur_age = cur_blocks - tei.last_blocks;
else
/* allocated_data_blocks overflow */
- cur_age = ULLONG_MAX - tei.last_blocks + cur_blocks;
+ cur_age = (ULLONG_MAX - 1) - tei.last_blocks + cur_blocks;
if (tei.age)
ei->age = __calculate_block_age(sbi, cur_age, tei.age);
@@ -1063,6 +1063,7 @@ void f2fs_update_age_extent_cache_range(struct dnode_of_data *dn,
struct extent_info ei = {
.fofs = fofs,
.len = len,
+ .last_blocks = F2FS_EXTENT_AGE_INVALID,
};
if (!__may_extent_tree(dn->inode, EX_BLOCK_AGE))
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 406243395b94..9a4eabd11c73 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -626,6 +626,12 @@ enum extent_type {
NR_EXTENT_CACHES,
};
+/*
+ * Reserved value to mark invalid age extents, hence valid block range
+ * from 0 to ULLONG_MAX-1
+ */
+#define F2FS_EXTENT_AGE_INVALID ULLONG_MAX
+
struct extent_info {
unsigned int fofs; /* start offset in a file */
unsigned int len; /* length of the extent */
@@ -756,11 +762,6 @@ enum {
#define DEF_DIR_LEVEL 0
-enum {
- GC_FAILURE_PIN,
- MAX_GC_FAILURE
-};
-
/* used for f2fs_inode_info->flags */
enum {
FI_NEW_INODE, /* indicate newly allocated inode */
@@ -808,9 +809,10 @@ struct f2fs_inode_info {
unsigned long i_flags; /* keep an inode flags for ioctl */
unsigned char i_advise; /* use to give file attribute hints */
unsigned char i_dir_level; /* use for dentry level for large dir */
- unsigned int i_current_depth; /* only for directory depth */
- /* for gc failure statistic */
- unsigned int i_gc_failures[MAX_GC_FAILURE];
+ union {
+ unsigned int i_current_depth; /* only for directory depth */
+ unsigned int i_gc_failures; /* for gc failure statistic */
+ };
unsigned int i_pino; /* parent inode number */
umode_t i_acl_mode; /* keep file acl mode temporarily */
@@ -835,6 +837,12 @@ struct f2fs_inode_info {
#endif
struct list_head dirty_list; /* dirty list for dirs and files */
struct list_head gdirty_list; /* linked in global dirty list */
+
+ /* linked in global inode list for cache donation */
+ struct list_head gdonate_list;
+ pgoff_t donate_start, donate_end; /* inclusive */
+ atomic_t open_count; /* # of open files */
+
struct task_struct *atomic_write_task; /* store atomic write task */
struct extent_tree *extent_tree[NR_EXTENT_CACHES];
/* cached extent_tree entry */
@@ -861,6 +869,7 @@ struct f2fs_inode_info {
unsigned char i_compress_level; /* compress level (lz4hc,zstd) */
unsigned char i_compress_flag; /* compress flag */
unsigned int i_cluster_size; /* cluster size */
+ atomic_t writeback; /* count # of writeback thread */
unsigned int atomic_write_cnt;
loff_t original_i_size; /* original i_size before atomic write */
@@ -1259,6 +1268,7 @@ enum inode_type {
DIR_INODE, /* for dirty dir inode */
FILE_INODE, /* for dirty regular/symlink inode */
DIRTY_META, /* for all dirtied inode metadata */
+ DONATE_INODE, /* for all inode to donate pages */
NR_INODE_TYPE,
};
@@ -1611,6 +1621,9 @@ struct f2fs_sb_info {
unsigned int warm_data_age_threshold;
unsigned int last_age_weight;
+ /* control donate caches */
+ unsigned int donate_files;
+
/* basic filesystem units */
unsigned int log_sectors_per_block; /* log2 sectors per block */
unsigned int log_blocksize; /* log2 block size */
@@ -1765,9 +1778,6 @@ struct f2fs_sb_info {
spinlock_t error_lock; /* protect errors/stop_reason array */
bool error_dirty; /* errors of sb is dirty */
- struct kmem_cache *inline_xattr_slab; /* inline xattr entry */
- unsigned int inline_xattr_slab_size; /* default inline xattr slab size */
-
/* For reclaimed segs statistics per each GC mode */
unsigned int gc_segment_mode; /* GC state for reclaimed segments */
unsigned int gc_reclaimed_segs[MAX_GC_MODE]; /* Reclaimed segs for each mode */
@@ -3167,7 +3177,7 @@ static inline void f2fs_i_depth_write(struct inode *inode, unsigned int depth)
static inline void f2fs_i_gc_failures_write(struct inode *inode,
unsigned int count)
{
- F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN] = count;
+ F2FS_I(inode)->i_gc_failures = count;
f2fs_mark_inode_dirty_sync(inode, true);
}
@@ -3549,6 +3559,7 @@ int f2fs_try_to_free_nats(struct f2fs_sb_info *sbi, int nr_shrink);
void f2fs_update_inode(struct inode *inode, struct page *node_page);
void f2fs_update_inode_page(struct inode *inode);
int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc);
+void f2fs_remove_donate_inode(struct inode *inode);
void f2fs_evict_inode(struct inode *inode);
void f2fs_handle_failed_inode(struct inode *inode);
@@ -3632,7 +3643,6 @@ void f2fs_quota_off_umount(struct super_block *sb);
void f2fs_save_errors(struct f2fs_sb_info *sbi, unsigned char flag);
void f2fs_handle_critical_error(struct f2fs_sb_info *sbi, unsigned char reason);
void f2fs_handle_error(struct f2fs_sb_info *sbi, unsigned char error);
-void f2fs_handle_error_async(struct f2fs_sb_info *sbi, unsigned char error);
int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover);
int f2fs_sync_fs(struct super_block *sb, int sync);
int f2fs_sanity_check_ckpt(struct f2fs_sb_info *sbi);
@@ -3947,7 +3957,8 @@ struct f2fs_stat_info {
unsigned long long allocated_data_blocks;
int ndirty_node, ndirty_dent, ndirty_meta, ndirty_imeta;
int ndirty_data, ndirty_qdata;
- unsigned int ndirty_dirs, ndirty_files, nquota_files, ndirty_all;
+ unsigned int ndirty_dirs, ndirty_files, ndirty_all;
+ unsigned int nquota_files, ndonate_files;
int nats, dirty_nats, sits, dirty_sits;
int free_nids, avail_nids, alloc_nids;
int total_count, utilization;
@@ -4472,7 +4483,7 @@ static inline bool f2fs_disable_compressed_file(struct inode *inode)
f2fs_up_write(&F2FS_I(inode)->i_sem);
return true;
}
- if (f2fs_is_mmap_file(inode) ||
+ if (f2fs_is_mmap_file(inode) || atomic_read(&fi->writeback) ||
(S_ISREG(inode->i_mode) && F2FS_HAS_BLOCKS(inode))) {
f2fs_up_write(&F2FS_I(inode)->i_sem);
return false;
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 6267ba6ef108..61914cc712c8 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -621,7 +621,10 @@ static int f2fs_file_open(struct inode *inode, struct file *filp)
if (err)
return err;
- return finish_preallocate_blocks(inode);
+ err = finish_preallocate_blocks(inode);
+ if (!err)
+ atomic_inc(&F2FS_I(inode)->open_count);
+ return err;
}
void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
@@ -1584,8 +1587,11 @@ static int f2fs_do_zero_range(struct dnode_of_data *dn, pgoff_t start,
f2fs_set_data_blkaddr(dn, NEW_ADDR);
}
- f2fs_update_read_extent_cache_range(dn, start, 0, index - start);
- f2fs_update_age_extent_cache_range(dn, start, index - start);
+ if (index > start) {
+ f2fs_update_read_extent_cache_range(dn, start, 0,
+ index - start);
+ f2fs_update_age_extent_cache_range(dn, start, index - start);
+ }
return ret;
}
@@ -1963,6 +1969,9 @@ static long f2fs_fallocate(struct file *file, int mode,
static int f2fs_release_file(struct inode *inode, struct file *filp)
{
+ if (atomic_dec_and_test(&F2FS_I(inode)->open_count))
+ f2fs_remove_donate_inode(inode);
+
/*
* f2fs_release_file is called at every close calls. So we should
* not drop any inmemory pages by close called by other process.
@@ -2036,8 +2045,9 @@ static int f2fs_setflags_common(struct inode *inode, u32 iflags, u32 mask)
f2fs_down_write(&F2FS_I(inode)->i_sem);
if (!f2fs_may_compress(inode) ||
- (S_ISREG(inode->i_mode) &&
- F2FS_HAS_BLOCKS(inode))) {
+ atomic_read(&fi->writeback) ||
+ (S_ISREG(inode->i_mode) &&
+ F2FS_HAS_BLOCKS(inode))) {
f2fs_up_write(&F2FS_I(inode)->i_sem);
return -EINVAL;
}
@@ -2432,6 +2442,52 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)
return ret;
}
+static void f2fs_keep_noreuse_range(struct inode *inode,
+ loff_t offset, loff_t len)
+{
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+ u64 max_bytes = F2FS_BLK_TO_BYTES(max_file_blocks(inode));
+ u64 start, end;
+
+ if (!S_ISREG(inode->i_mode))
+ return;
+
+ if (offset >= max_bytes || len > max_bytes ||
+ (offset + len) > max_bytes)
+ return;
+
+ start = offset >> PAGE_SHIFT;
+ end = DIV_ROUND_UP(offset + len, PAGE_SIZE);
+
+ inode_lock(inode);
+ if (f2fs_is_atomic_file(inode)) {
+ inode_unlock(inode);
+ return;
+ }
+
+ spin_lock(&sbi->inode_lock[DONATE_INODE]);
+ /* let's remove the range, if len = 0 */
+ if (!len) {
+ if (!list_empty(&F2FS_I(inode)->gdonate_list)) {
+ list_del_init(&F2FS_I(inode)->gdonate_list);
+ sbi->donate_files--;
+ }
+ } else {
+ if (list_empty(&F2FS_I(inode)->gdonate_list)) {
+ list_add_tail(&F2FS_I(inode)->gdonate_list,
+ &sbi->inode_list[DONATE_INODE]);
+ sbi->donate_files++;
+ } else {
+ list_move_tail(&F2FS_I(inode)->gdonate_list,
+ &sbi->inode_list[DONATE_INODE]);
+ }
+ F2FS_I(inode)->donate_start = start;
+ F2FS_I(inode)->donate_end = end - 1;
+ }
+ spin_unlock(&sbi->inode_lock[DONATE_INODE]);
+ inode_unlock(inode);
+}
+
static int f2fs_ioc_fitrim(struct file *filp, unsigned long arg)
{
struct inode *inode = file_inode(filp);
@@ -3326,13 +3382,11 @@ int f2fs_pin_file_control(struct inode *inode, bool inc)
/* Use i_gc_failures for normal file as a risk signal. */
if (inc)
- f2fs_i_gc_failures_write(inode,
- fi->i_gc_failures[GC_FAILURE_PIN] + 1);
+ f2fs_i_gc_failures_write(inode, fi->i_gc_failures + 1);
- if (fi->i_gc_failures[GC_FAILURE_PIN] > sbi->gc_pin_file_threshold) {
+ if (fi->i_gc_failures > sbi->gc_pin_file_threshold) {
f2fs_warn(sbi, "%s: Enable GC = ino %lx after %x GC trials",
- __func__, inode->i_ino,
- fi->i_gc_failures[GC_FAILURE_PIN]);
+ __func__, inode->i_ino, fi->i_gc_failures);
clear_inode_flag(inode, FI_PIN_FILE);
return -EAGAIN;
}
@@ -3401,7 +3455,7 @@ static int f2fs_ioc_set_pin_file(struct file *filp, unsigned long arg)
}
set_inode_flag(inode, FI_PIN_FILE);
- ret = F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN];
+ ret = F2FS_I(inode)->i_gc_failures;
done:
f2fs_update_time(sbi, REQ_TIME);
out:
@@ -3416,7 +3470,7 @@ static int f2fs_ioc_get_pin_file(struct file *filp, unsigned long arg)
__u32 pin = 0;
if (is_inode_flag_set(inode, FI_PIN_FILE))
- pin = F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN];
+ pin = F2FS_I(inode)->i_gc_failures;
return put_user(pin, (u32 __user *)arg);
}
@@ -5077,12 +5131,16 @@ static int f2fs_file_fadvise(struct file *filp, loff_t offset, loff_t len,
}
err = generic_fadvise(filp, offset, len, advice);
- if (!err && advice == POSIX_FADV_DONTNEED &&
- test_opt(F2FS_I_SB(inode), COMPRESS_CACHE) &&
- f2fs_compressed_file(inode))
- f2fs_invalidate_compress_pages(F2FS_I_SB(inode), inode->i_ino);
+ if (err)
+ return err;
- return err;
+ if (advice == POSIX_FADV_DONTNEED &&
+ (test_opt(F2FS_I_SB(inode), COMPRESS_CACHE) &&
+ f2fs_compressed_file(inode)))
+ f2fs_invalidate_compress_pages(F2FS_I_SB(inode), inode->i_ino);
+ else if (advice == POSIX_FADV_NOREUSE)
+ f2fs_keep_noreuse_range(inode, offset, len);
+ return 0;
}
#ifdef CONFIG_COMPAT
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index 76ec2899cbe8..4ba5642148b5 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -428,8 +428,7 @@ static int do_read_inode(struct inode *inode)
if (S_ISDIR(inode->i_mode))
fi->i_current_depth = le32_to_cpu(ri->i_current_depth);
else if (S_ISREG(inode->i_mode))
- fi->i_gc_failures[GC_FAILURE_PIN] =
- le16_to_cpu(ri->i_gc_failures);
+ fi->i_gc_failures = le16_to_cpu(ri->i_gc_failures);
fi->i_xattr_nid = le32_to_cpu(ri->i_xattr_nid);
fi->i_flags = le32_to_cpu(ri->i_flags);
if (S_ISREG(inode->i_mode))
@@ -691,8 +690,7 @@ void f2fs_update_inode(struct inode *inode, struct page *node_page)
ri->i_current_depth =
cpu_to_le32(F2FS_I(inode)->i_current_depth);
else if (S_ISREG(inode->i_mode))
- ri->i_gc_failures =
- cpu_to_le16(F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN]);
+ ri->i_gc_failures = cpu_to_le16(F2FS_I(inode)->i_gc_failures);
ri->i_xattr_nid = cpu_to_le32(F2FS_I(inode)->i_xattr_nid);
ri->i_flags = cpu_to_le32(F2FS_I(inode)->i_flags);
ri->i_pino = cpu_to_le32(F2FS_I(inode)->i_pino);
@@ -813,6 +811,19 @@ int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
return 0;
}
+void f2fs_remove_donate_inode(struct inode *inode)
+{
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+
+ if (list_empty(&F2FS_I(inode)->gdonate_list))
+ return;
+
+ spin_lock(&sbi->inode_lock[DONATE_INODE]);
+ list_del_init(&F2FS_I(inode)->gdonate_list);
+ sbi->donate_files--;
+ spin_unlock(&sbi->inode_lock[DONATE_INODE]);
+}
+
/*
* Called at the last iput() if i_nlink is zero
*/
@@ -846,6 +857,7 @@ void f2fs_evict_inode(struct inode *inode)
f2fs_bug_on(sbi, get_dirty_pages(inode));
f2fs_remove_dirty_inode(inode);
+ f2fs_remove_donate_inode(inode);
f2fs_destroy_extent_tree(inode);
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 523009bc2732..8b385eba6cc6 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -1044,9 +1044,11 @@ static int f2fs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
if (whiteout) {
set_inode_flag(whiteout, FI_INC_LINK);
err = f2fs_add_link(old_dentry, whiteout);
- if (err)
+ if (err) {
+ d_invalidate(old_dentry);
+ d_invalidate(new_dentry);
goto put_out_dir;
-
+ }
spin_lock(&whiteout->i_lock);
whiteout->i_state &= ~I_LINKABLE;
spin_unlock(&whiteout->i_lock);
diff --git a/fs/f2fs/recovery.c b/fs/f2fs/recovery.c
index f8852aa52640..332996ff5cce 100644
--- a/fs/f2fs/recovery.c
+++ b/fs/f2fs/recovery.c
@@ -330,8 +330,7 @@ static int recover_inode(struct inode *inode, struct page *page)
F2FS_I(inode)->i_advise = raw->i_advise;
F2FS_I(inode)->i_flags = le32_to_cpu(raw->i_flags);
f2fs_set_inode_flags(inode);
- F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN] =
- le16_to_cpu(raw->i_gc_failures);
+ F2FS_I(inode)->i_gc_failures = le16_to_cpu(raw->i_gc_failures);
recover_inline_flags(inode, raw);
@@ -405,7 +404,7 @@ static int sanity_check_node_chain(struct f2fs_sb_info *sbi, block_t blkaddr,
}
static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head,
- bool check_only)
+ bool check_only, bool *new_inode)
{
struct curseg_info *curseg;
struct page *page = NULL;
@@ -452,16 +451,19 @@ static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head,
quota_inode = true;
}
- /*
- * CP | dnode(F) | inode(DF)
- * For this case, we should not give up now.
- */
entry = add_fsync_inode(sbi, head, ino_of_node(page),
quota_inode);
if (IS_ERR(entry)) {
err = PTR_ERR(entry);
- if (err == -ENOENT)
+ /*
+ * CP | dnode(F) | inode(DF)
+ * For this case, we should not give up now.
+ */
+ if (err == -ENOENT) {
+ if (check_only)
+ *new_inode = true;
goto next;
+ }
f2fs_put_page(page, 1);
break;
}
@@ -864,6 +866,7 @@ int f2fs_recover_fsync_data(struct f2fs_sb_info *sbi, bool check_only)
unsigned long s_flags = sbi->sb->s_flags;
bool need_writecp = false;
bool fix_curseg_write_pointer = false;
+ bool new_inode = false;
if (is_sbi_flag_set(sbi, SBI_IS_WRITABLE))
f2fs_info(sbi, "recover fsync data on readonly fs");
@@ -876,8 +879,8 @@ int f2fs_recover_fsync_data(struct f2fs_sb_info *sbi, bool check_only)
f2fs_down_write(&sbi->cp_global_sem);
/* step #1: find fsynced inode numbers */
- err = find_fsync_dnodes(sbi, &inode_list, check_only);
- if (err || list_empty(&inode_list))
+ err = find_fsync_dnodes(sbi, &inode_list, check_only, &new_inode);
+ if (err < 0 || (list_empty(&inode_list) && (!check_only || !new_inode)))
goto skip;
if (check_only) {
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index c7714e954cb5..764a3d084e4c 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -3542,8 +3542,13 @@ void f2fs_allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
locate_dirty_segment(sbi, GET_SEGNO(sbi, old_blkaddr));
locate_dirty_segment(sbi, GET_SEGNO(sbi, *new_blkaddr));
- if (IS_DATASEG(curseg->seg_type))
- atomic64_inc(&sbi->allocated_data_blocks);
+ if (IS_DATASEG(curseg->seg_type)) {
+ unsigned long long new_val;
+
+ new_val = atomic64_inc_return(&sbi->allocated_data_blocks);
+ if (unlikely(new_val == ULLONG_MAX))
+ atomic64_set(&sbi->allocated_data_blocks, 0);
+ }
up_write(&sit_i->sentry_lock);
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index b9913ab526fd..dd6cd014fefb 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1409,10 +1409,13 @@ static struct inode *f2fs_alloc_inode(struct super_block *sb)
/* Initialize f2fs-specific inode info */
atomic_set(&fi->dirty_pages, 0);
atomic_set(&fi->i_compr_blocks, 0);
+ atomic_set(&fi->open_count, 0);
+ atomic_set(&fi->writeback, 0);
init_f2fs_rwsem(&fi->i_sem);
spin_lock_init(&fi->i_size_lock);
INIT_LIST_HEAD(&fi->dirty_list);
INIT_LIST_HEAD(&fi->gdirty_list);
+ INIT_LIST_HEAD(&fi->gdonate_list);
init_f2fs_rwsem(&fi->i_gc_rwsem[READ]);
init_f2fs_rwsem(&fi->i_gc_rwsem[WRITE]);
init_f2fs_rwsem(&fi->i_xattr_sem);
@@ -1637,14 +1640,6 @@ static void f2fs_put_super(struct super_block *sb)
truncate_inode_pages_final(META_MAPPING(sbi));
}
- for (i = 0; i < NR_COUNT_TYPE; i++) {
- if (!get_pages(sbi, i))
- continue;
- f2fs_err(sbi, "detect filesystem reference count leak during "
- "umount, type: %d, count: %lld", i, get_pages(sbi, i));
- f2fs_bug_on(sbi, 1);
- }
-
f2fs_bug_on(sbi, sbi->fsync_node_num);
f2fs_destroy_compress_inode(sbi);
@@ -1655,6 +1650,15 @@ static void f2fs_put_super(struct super_block *sb)
iput(sbi->meta_inode);
sbi->meta_inode = NULL;
+ /* Should check the page counts after dropping all node/meta pages */
+ for (i = 0; i < NR_COUNT_TYPE; i++) {
+ if (!get_pages(sbi, i))
+ continue;
+ f2fs_err(sbi, "detect filesystem reference count leak during "
+ "umount, type: %d, count: %lld", i, get_pages(sbi, i));
+ f2fs_bug_on(sbi, 1);
+ }
+
/*
* iput() can update stat information, if f2fs_write_checkpoint()
* above failed with error.
@@ -1679,7 +1683,6 @@ static void f2fs_put_super(struct super_block *sb)
destroy_device_list(sbi);
f2fs_destroy_page_array_cache(sbi);
- f2fs_destroy_xattr_caches(sbi);
#ifdef CONFIG_QUOTA
for (i = 0; i < MAXQUOTAS; i++)
kfree(F2FS_OPTION(sbi).s_qf_names[i]);
@@ -2263,9 +2266,10 @@ static int f2fs_disable_checkpoint(struct f2fs_sb_info *sbi)
return err;
}
-static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi)
+static int f2fs_enable_checkpoint(struct f2fs_sb_info *sbi)
{
int retry = DEFAULT_RETRY_IO_COUNT;
+ int ret;
/* we should flush all the data to keep data consistency */
do {
@@ -2283,10 +2287,14 @@ static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi)
set_sbi_flag(sbi, SBI_IS_DIRTY);
f2fs_up_write(&sbi->gc_lock);
- f2fs_sync_fs(sbi->sb, 1);
+ ret = f2fs_sync_fs(sbi->sb, 1);
+ if (ret)
+ f2fs_err(sbi, "%s sync_fs failed, ret: %d", __func__, ret);
/* Let's ensure there's no pending checkpoint anymore */
f2fs_flush_ckpt_thread(sbi);
+
+ return ret;
}
static int f2fs_remount(struct super_block *sb, int *flags, char *data)
@@ -2507,7 +2515,9 @@ static int f2fs_remount(struct super_block *sb, int *flags, char *data)
if (err)
goto restore_discard;
} else {
- f2fs_enable_checkpoint(sbi);
+ err = f2fs_enable_checkpoint(sbi);
+ if (err)
+ goto restore_discard;
}
}
@@ -4053,7 +4063,9 @@ static void f2fs_record_stop_reason(struct f2fs_sb_info *sbi)
f2fs_up_write(&sbi->sb_lock);
if (err)
- f2fs_err(sbi, "f2fs_commit_super fails to record err:%d", err);
+ f2fs_err_ratelimited(sbi,
+ "f2fs_commit_super fails to record stop_reason, err:%d",
+ err);
}
void f2fs_save_errors(struct f2fs_sb_info *sbi, unsigned char flag)
@@ -4068,47 +4080,7 @@ void f2fs_save_errors(struct f2fs_sb_info *sbi, unsigned char flag)
spin_unlock_irqrestore(&sbi->error_lock, flags);
}
-static bool f2fs_update_errors(struct f2fs_sb_info *sbi)
-{
- unsigned long flags;
- bool need_update = false;
-
- spin_lock_irqsave(&sbi->error_lock, flags);
- if (sbi->error_dirty) {
- memcpy(F2FS_RAW_SUPER(sbi)->s_errors, sbi->errors,
- MAX_F2FS_ERRORS);
- sbi->error_dirty = false;
- need_update = true;
- }
- spin_unlock_irqrestore(&sbi->error_lock, flags);
-
- return need_update;
-}
-
-static void f2fs_record_errors(struct f2fs_sb_info *sbi, unsigned char error)
-{
- int err;
-
- f2fs_down_write(&sbi->sb_lock);
-
- if (!f2fs_update_errors(sbi))
- goto out_unlock;
-
- err = f2fs_commit_super(sbi, false);
- if (err)
- f2fs_err(sbi, "f2fs_commit_super fails to record errors:%u, err:%d",
- error, err);
-out_unlock:
- f2fs_up_write(&sbi->sb_lock);
-}
-
void f2fs_handle_error(struct f2fs_sb_info *sbi, unsigned char error)
-{
- f2fs_save_errors(sbi, error);
- f2fs_record_errors(sbi, error);
-}
-
-void f2fs_handle_error_async(struct f2fs_sb_info *sbi, unsigned char error)
{
f2fs_save_errors(sbi, error);
@@ -4491,13 +4463,9 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
if (err)
goto free_iostat;
- /* init per sbi slab cache */
- err = f2fs_init_xattr_caches(sbi);
- if (err)
- goto free_percpu;
err = f2fs_init_page_array_cache(sbi);
if (err)
- goto free_xattr_cache;
+ goto free_percpu;
/* get an inode for meta space */
sbi->meta_inode = f2fs_iget(sb, F2FS_META_INO(sbi));
@@ -4691,11 +4659,15 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
}
} else {
err = f2fs_recover_fsync_data(sbi, true);
-
- if (!f2fs_readonly(sb) && err > 0) {
- err = -EINVAL;
- f2fs_err(sbi, "Need to recover fsync data");
- goto free_meta;
+ if (err > 0) {
+ if (!f2fs_readonly(sb)) {
+ f2fs_err(sbi, "Need to recover fsync data");
+ err = -EINVAL;
+ goto free_meta;
+ } else {
+ f2fs_info(sbi, "drop all fsynced data");
+ err = 0;
+ }
}
}
@@ -4719,13 +4691,12 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
/* f2fs_recover_fsync_data() cleared this already */
clear_sbi_flag(sbi, SBI_POR_DOING);
- if (test_opt(sbi, DISABLE_CHECKPOINT)) {
+ if (test_opt(sbi, DISABLE_CHECKPOINT))
err = f2fs_disable_checkpoint(sbi);
- if (err)
- goto sync_free_meta;
- } else if (is_set_ckpt_flags(sbi, CP_DISABLED_FLAG)) {
- f2fs_enable_checkpoint(sbi);
- }
+ else if (is_set_ckpt_flags(sbi, CP_DISABLED_FLAG))
+ err = f2fs_enable_checkpoint(sbi);
+ if (err)
+ goto sync_free_meta;
/*
* If filesystem is not mounted as read-only then
@@ -4811,8 +4782,6 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
sbi->meta_inode = NULL;
free_page_array_cache:
f2fs_destroy_page_array_cache(sbi);
-free_xattr_cache:
- f2fs_destroy_xattr_caches(sbi);
free_percpu:
destroy_percpu_info(sbi);
free_iostat:
@@ -4973,10 +4942,15 @@ static int __init init_f2fs_fs(void)
err = f2fs_create_casefold_cache();
if (err)
goto free_compress_cache;
- err = register_filesystem(&f2fs_fs_type);
+ err = f2fs_init_xattr_cache();
if (err)
goto free_casefold_cache;
+ err = register_filesystem(&f2fs_fs_type);
+ if (err)
+ goto free_xattr_cache;
return 0;
+free_xattr_cache:
+ f2fs_destroy_xattr_cache();
free_casefold_cache:
f2fs_destroy_casefold_cache();
free_compress_cache:
@@ -5017,6 +4991,7 @@ static int __init init_f2fs_fs(void)
static void __exit exit_f2fs_fs(void)
{
unregister_filesystem(&f2fs_fs_type);
+ f2fs_destroy_xattr_cache();
f2fs_destroy_casefold_cache();
f2fs_destroy_compress_cache();
f2fs_destroy_compress_mempool();
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 54ab9caaae4d..c2cb24be4e79 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -23,11 +23,12 @@
#include "xattr.h"
#include "segment.h"
+static struct kmem_cache *inline_xattr_slab;
static void *xattr_alloc(struct f2fs_sb_info *sbi, int size, bool *is_inline)
{
- if (likely(size == sbi->inline_xattr_slab_size)) {
+ if (likely(size == DEFAULT_XATTR_SLAB_SIZE)) {
*is_inline = true;
- return f2fs_kmem_cache_alloc(sbi->inline_xattr_slab,
+ return f2fs_kmem_cache_alloc(inline_xattr_slab,
GFP_F2FS_ZERO, false, sbi);
}
*is_inline = false;
@@ -38,7 +39,7 @@ static void xattr_free(struct f2fs_sb_info *sbi, void *xattr_addr,
bool is_inline)
{
if (is_inline)
- kmem_cache_free(sbi->inline_xattr_slab, xattr_addr);
+ kmem_cache_free(inline_xattr_slab, xattr_addr);
else
kfree(xattr_addr);
}
@@ -830,25 +831,14 @@ int f2fs_setxattr(struct inode *inode, int index, const char *name,
return err;
}
-int f2fs_init_xattr_caches(struct f2fs_sb_info *sbi)
+int __init f2fs_init_xattr_cache(void)
{
- dev_t dev = sbi->sb->s_bdev->bd_dev;
- char slab_name[32];
-
- sprintf(slab_name, "f2fs_xattr_entry-%u:%u", MAJOR(dev), MINOR(dev));
-
- sbi->inline_xattr_slab_size = F2FS_OPTION(sbi).inline_xattr_size *
- sizeof(__le32) + XATTR_PADDING_SIZE;
-
- sbi->inline_xattr_slab = f2fs_kmem_cache_create(slab_name,
- sbi->inline_xattr_slab_size);
- if (!sbi->inline_xattr_slab)
- return -ENOMEM;
-
- return 0;
+ inline_xattr_slab = f2fs_kmem_cache_create("f2fs_xattr_entry",
+ DEFAULT_XATTR_SLAB_SIZE);
+ return inline_xattr_slab ? 0 : -ENOMEM;
}
-void f2fs_destroy_xattr_caches(struct f2fs_sb_info *sbi)
+void f2fs_destroy_xattr_cache(void)
{
- kmem_cache_destroy(sbi->inline_xattr_slab);
+ kmem_cache_destroy(inline_xattr_slab);
}
diff --git a/fs/f2fs/xattr.h b/fs/f2fs/xattr.h
index b1811c392e6f..a038a750fdde 100644
--- a/fs/f2fs/xattr.h
+++ b/fs/f2fs/xattr.h
@@ -89,6 +89,8 @@ struct f2fs_xattr_entry {
F2FS_TOTAL_EXTRA_ATTR_SIZE / sizeof(__le32) - \
DEF_INLINE_RESERVED_SIZE - \
MIN_INLINE_DENTRY_SIZE / sizeof(__le32))
+#define DEFAULT_XATTR_SLAB_SIZE (DEFAULT_INLINE_XATTR_ADDRS * \
+ sizeof(__le32) + XATTR_PADDING_SIZE)
/*
* On-disk structure of f2fs_xattr
@@ -132,8 +134,8 @@ extern int f2fs_setxattr(struct inode *, int, const char *,
extern int f2fs_getxattr(struct inode *, int, const char *, void *,
size_t, struct page *);
extern ssize_t f2fs_listxattr(struct dentry *, char *, size_t);
-extern int f2fs_init_xattr_caches(struct f2fs_sb_info *);
-extern void f2fs_destroy_xattr_caches(struct f2fs_sb_info *);
+extern int __init f2fs_init_xattr_cache(void);
+extern void f2fs_destroy_xattr_cache(void);
#else
#define f2fs_xattr_handlers NULL
@@ -150,8 +152,8 @@ static inline int f2fs_getxattr(struct inode *inode, int index,
{
return -EOPNOTSUPP;
}
-static inline int f2fs_init_xattr_caches(struct f2fs_sb_info *sbi) { return 0; }
-static inline void f2fs_destroy_xattr_caches(struct f2fs_sb_info *sbi) { }
+static inline int __init f2fs_init_xattr_cache(void) { return 0; }
+static inline void f2fs_destroy_xattr_cache(void) { }
#endif
#ifdef CONFIG_F2FS_FS_SECURITY
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 2055af1ffaf3..722b885831b1 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -113,7 +113,9 @@ static void fuse_file_put(struct fuse_file *ff, bool sync)
struct fuse_args *args = (ra ? &ra->args : NULL);
if (!args) {
- /* Do nothing when server does not implement 'open' */
+ /* Do nothing when server does not implement 'opendir' */
+ } else if (args->opcode == FUSE_RELEASE && ff->fm->fc->no_open) {
+ fuse_release_end(ff->fm, args, 0);
} else if (sync) {
fuse_simple_request(ff->fm, args);
fuse_release_end(ff->fm, args, 0);
@@ -134,8 +136,17 @@ struct fuse_file *fuse_file_open(struct fuse_mount *fm, u64 nodeid,
struct fuse_file *ff;
int opcode = isdir ? FUSE_OPENDIR : FUSE_OPEN;
bool open = isdir ? !fc->no_opendir : !fc->no_open;
+ bool release = !isdir || open;
- ff = fuse_file_alloc(fm, open);
+ /*
+ * ff->args->release_args still needs to be allocated (so we can hold an
+ * inode reference while there are pending inflight file operations when
+ * ->release() is called, see fuse_prepare_release()) even if
+ * fc->no_open is set else it becomes possible for reclaim to deadlock
+ * if while servicing the readahead request the server triggers reclaim
+ * and reclaim evicts the inode of the file being read ahead.
+ */
+ ff = fuse_file_alloc(fm, release);
if (!ff)
return ERR_PTR(-ENOMEM);
@@ -154,13 +165,14 @@ struct fuse_file *fuse_file_open(struct fuse_mount *fm, u64 nodeid,
fuse_file_free(ff);
return ERR_PTR(err);
} else {
- /* No release needed */
- kfree(ff->release_args);
- ff->release_args = NULL;
- if (isdir)
+ if (isdir) {
+ /* No release needed */
+ kfree(ff->release_args);
+ ff->release_args = NULL;
fc->no_opendir = 1;
- else
+ } else {
fc->no_open = 1;
+ }
}
}
@@ -1463,7 +1475,7 @@ ssize_t fuse_direct_io(struct fuse_io_priv *io, struct iov_iter *iter,
if (!ia)
return -ENOMEM;
- if (fopen_direct_io && fc->direct_io_allow_mmap) {
+ if (fopen_direct_io) {
res = filemap_write_and_wait_range(mapping, pos, pos + count - 1);
if (res) {
fuse_io_free(ia);
@@ -1537,6 +1549,15 @@ ssize_t fuse_direct_io(struct fuse_io_priv *io, struct iov_iter *iter,
if (res > 0)
*ppos = pos;
+ if (res > 0 && write && fopen_direct_io) {
+ /*
+ * As in generic_file_direct_write(), invalidate after the
+ * write, to invalidate read-ahead cache that may have competed
+ * with the write.
+ */
+ invalidate_inode_pages2_range(mapping, idx_from, idx_to);
+ }
+
return res > 0 ? res : err;
}
EXPORT_SYMBOL_GPL(fuse_direct_io);
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 1c854d4e2d49..4a169c60bce6 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -640,8 +640,7 @@ static void iopen_go_callback(struct gfs2_glock *gl, bool remote)
struct gfs2_inode *ip = gl->gl_object;
struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
- if (!remote || sb_rdonly(sdp->sd_vfs) ||
- test_bit(SDF_KILL, &sdp->sd_flags))
+ if (!remote || test_bit(SDF_KILL, &sdp->sd_flags))
return;
if (gl->gl_demote_state == LM_ST_UNLOCKED &&
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 483f69807062..b25b741e3c96 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -492,7 +492,7 @@ static struct bio *gfs2_chain_bio(struct bio *prev, unsigned int nr_iovecs)
new = bio_alloc(prev->bi_bdev, nr_iovecs, prev->bi_opf, GFP_NOIO);
bio_clone_blkg_association(new, prev);
new->bi_iter.bi_sector = bio_end_sector(prev);
- bio_chain(new, prev);
+ bio_chain(prev, new);
submit_bio(prev);
return new;
}
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 49684bc82dc1..d43cac46e1dd 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -776,9 +776,7 @@ static int gfs2_freeze_super(struct super_block *sb, enum freeze_holder who)
if (!error)
break; /* success */
- error = gfs2_do_thaw(sdp);
- if (error)
- goto out;
+ (void)gfs2_do_thaw(sdp);
if (error == -EBUSY)
fs_err(sdp, "waiting for recovery before freeze\n");
diff --git a/fs/hfsplus/bnode.c b/fs/hfsplus/bnode.c
index 407d5152eb41..c0089849be50 100644
--- a/fs/hfsplus/bnode.c
+++ b/fs/hfsplus/bnode.c
@@ -481,6 +481,7 @@ static struct hfs_bnode *__hfs_bnode_create(struct hfs_btree *tree, u32 cnid)
tree->node_hash[hash] = node;
tree->node_hash_cnt++;
} else {
+ hfs_bnode_get(node2);
spin_unlock(&tree->hash_lock);
kfree(node);
wait_event(node2->lock_wq,
@@ -704,6 +705,5 @@ bool hfs_bnode_need_zeroout(struct hfs_btree *tree)
struct hfsplus_sb_info *sbi = HFSPLUS_SB(sb);
const u32 volume_attr = be32_to_cpu(sbi->s_vhdr->attributes);
- return tree->cnid == HFSPLUS_CAT_CNID &&
- volume_attr & HFSPLUS_VOL_UNUSED_NODE_FIX;
+ return volume_attr & HFSPLUS_VOL_UNUSED_NODE_FIX;
}
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index f5c4b3e31a1c..33154c720a4e 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -552,8 +552,13 @@ static int hfsplus_rename(struct mnt_idmap *idmap,
res = hfsplus_rename_cat((u32)(unsigned long)old_dentry->d_fsdata,
old_dir, &old_dentry->d_name,
new_dir, &new_dentry->d_name);
- if (!res)
+ if (!res) {
new_dentry->d_fsdata = old_dentry->d_fsdata;
+
+ res = hfsplus_cat_write_inode(old_dir);
+ if (!res)
+ res = hfsplus_cat_write_inode(new_dir);
+ }
return res;
}
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 73ff191ff2ad..2619e5371ec9 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -183,13 +183,29 @@ const struct dentry_operations hfsplus_dentry_operations = {
.d_compare = hfsplus_compare_dentry,
};
-static void hfsplus_get_perms(struct inode *inode,
- struct hfsplus_perm *perms, int dir)
+static int hfsplus_get_perms(struct inode *inode,
+ struct hfsplus_perm *perms, int dir)
{
struct hfsplus_sb_info *sbi = HFSPLUS_SB(inode->i_sb);
u16 mode;
mode = be16_to_cpu(perms->mode);
+ if (dir) {
+ if (mode && !S_ISDIR(mode))
+ goto bad_type;
+ } else if (mode) {
+ switch (mode & S_IFMT) {
+ case S_IFREG:
+ case S_IFLNK:
+ case S_IFCHR:
+ case S_IFBLK:
+ case S_IFIFO:
+ case S_IFSOCK:
+ break;
+ default:
+ goto bad_type;
+ }
+ }
i_uid_write(inode, be32_to_cpu(perms->owner));
if ((test_bit(HFSPLUS_SB_UID, &sbi->flags)) || (!i_uid_read(inode) && !mode))
@@ -215,6 +231,10 @@ static void hfsplus_get_perms(struct inode *inode,
inode->i_flags |= S_APPEND;
else
inode->i_flags &= ~S_APPEND;
+ return 0;
+bad_type:
+ pr_err("invalid file type 0%04o for inode %lu\n", mode, inode->i_ino);
+ return -EIO;
}
static int hfsplus_file_open(struct inode *inode, struct file *file)
@@ -519,7 +539,9 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
}
hfs_bnode_read(fd->bnode, &entry, fd->entryoffset,
sizeof(struct hfsplus_cat_folder));
- hfsplus_get_perms(inode, &folder->permissions, 1);
+ res = hfsplus_get_perms(inode, &folder->permissions, 1);
+ if (res)
+ goto out;
set_nlink(inode, 1);
inode->i_size = 2 + be32_to_cpu(folder->valence);
inode->i_atime = hfsp_mt2ut(folder->access_date);
@@ -547,7 +569,9 @@ int hfsplus_cat_read_inode(struct inode *inode, struct hfs_find_data *fd)
hfsplus_inode_read_fork(inode, HFSPLUS_IS_RSRC(inode) ?
&file->rsrc_fork : &file->data_fork);
- hfsplus_get_perms(inode, &file->permissions, 0);
+ res = hfsplus_get_perms(inode, &file->permissions, 0);
+ if (res)
+ goto out;
set_nlink(inode, 1);
if (S_ISREG(inode->i_mode)) {
if (file->permissions.dev)
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 7ffdf0d037fa..7e9480150d61 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -188,6 +188,22 @@ static void ifs_free(struct folio *folio)
kfree(ifs);
}
+/*
+ * Calculate how many bytes to truncate based off the number of blocks to
+ * truncate and the end position to start truncating from.
+ */
+static size_t iomap_bytes_to_truncate(loff_t end_pos, unsigned block_bits,
+ unsigned blocks_truncated)
+{
+ unsigned block_size = 1 << block_bits;
+ unsigned block_offset = end_pos & (block_size - 1);
+
+ if (!block_offset)
+ return blocks_truncated << block_bits;
+
+ return ((blocks_truncated - 1) << block_bits) + block_offset;
+}
+
/*
* Calculate the range inside the folio that we actually need to read.
*/
@@ -211,22 +227,30 @@ static void iomap_adjust_read_range(struct inode *inode, struct folio *folio,
* to avoid reading in already uptodate ranges.
*/
if (ifs) {
- unsigned int i;
+ unsigned int i, blocks_skipped;
/* move forward for each leading block marked uptodate */
- for (i = first; i <= last; i++) {
+ for (i = first; i <= last; i++)
if (!ifs_block_is_uptodate(ifs, i))
break;
- *pos += block_size;
- poff += block_size;
- plen -= block_size;
- first++;
+
+ blocks_skipped = i - first;
+ if (blocks_skipped) {
+ unsigned long block_offset = *pos & (block_size - 1);
+ unsigned bytes_skipped =
+ (blocks_skipped << block_bits) - block_offset;
+
+ *pos += bytes_skipped;
+ poff += bytes_skipped;
+ plen -= bytes_skipped;
}
+ first = i;
/* truncate len if we find any trailing uptodate block(s) */
while (++i <= last) {
if (ifs_block_is_uptodate(ifs, i)) {
- plen -= (last - i + 1) * block_size;
+ plen -= iomap_bytes_to_truncate(*pos + plen,
+ block_bits, last - i + 1);
last = i - 1;
break;
}
@@ -242,7 +266,8 @@ static void iomap_adjust_read_range(struct inode *inode, struct folio *folio,
unsigned end = offset_in_folio(folio, isize - 1) >> block_bits;
if (first <= end && last > end)
- plen -= (last - end) * block_size;
+ plen -= iomap_bytes_to_truncate(*pos + plen, block_bits,
+ last - end);
}
*offp = poff;
diff --git a/fs/iomap/direct-io.c b/fs/iomap/direct-io.c
index bcd3f8cf5ea4..8158ab18e1ae 100644
--- a/fs/iomap/direct-io.c
+++ b/fs/iomap/direct-io.c
@@ -156,43 +156,42 @@ static inline void iomap_dio_set_error(struct iomap_dio *dio, int ret)
cmpxchg(&dio->error, 0, ret);
}
-void iomap_dio_bio_end_io(struct bio *bio)
+/*
+ * Called when dio->ref reaches zero from an I/O completion.
+ */
+static void iomap_dio_done(struct iomap_dio *dio)
{
- struct iomap_dio *dio = bio->bi_private;
- bool should_dirty = (dio->flags & IOMAP_DIO_DIRTY);
struct kiocb *iocb = dio->iocb;
- if (bio->bi_status)
- iomap_dio_set_error(dio, blk_status_to_errno(bio->bi_status));
- if (!atomic_dec_and_test(&dio->ref))
- goto release_bio;
-
- /*
- * Synchronous dio, task itself will handle any completion work
- * that needs after IO. All we need to do is wake the task.
- */
if (dio->wait_for_completion) {
+ /*
+ * Synchronous I/O, task itself will handle any completion work
+ * that needs after IO. All we need to do is wake the task.
+ */
struct task_struct *waiter = dio->submit.waiter;
WRITE_ONCE(dio->submit.waiter, NULL);
blk_wake_io_task(waiter);
- goto release_bio;
+ return;
}
/*
- * Flagged with IOMAP_DIO_INLINE_COMP, we can complete it inline
+ * Always run error completions in user context. These are not
+ * performance critical and some code relies on taking sleeping locks
+ * for error handling.
*/
+ if (dio->error)
+ dio->flags &= ~IOMAP_DIO_INLINE_COMP;
+
if (dio->flags & IOMAP_DIO_INLINE_COMP) {
WRITE_ONCE(iocb->private, NULL);
iomap_dio_complete_work(&dio->aio.work);
- goto release_bio;
- }
-
- /*
- * If this dio is flagged with IOMAP_DIO_CALLER_COMP, then schedule
- * our completion that way to avoid an async punt to a workqueue.
- */
- if (dio->flags & IOMAP_DIO_CALLER_COMP) {
+ } else if (dio->flags & IOMAP_DIO_CALLER_COMP) {
+ /*
+ * If this dio is flagged with IOMAP_DIO_CALLER_COMP, then
+ * schedule our completion that way to avoid an async punt to a
+ * workqueue.
+ */
/* only polled IO cares about private cleared */
iocb->private = dio;
iocb->dio_complete = iomap_dio_deferred_complete;
@@ -210,19 +209,31 @@ void iomap_dio_bio_end_io(struct bio *bio)
* issuer.
*/
iocb->ki_complete(iocb, 0);
- goto release_bio;
+ } else {
+ struct inode *inode = file_inode(iocb->ki_filp);
+
+ /*
+ * Async DIO completion that requires filesystem level
+ * completion work gets punted to a work queue to complete as
+ * the operation may require more IO to be issued to finalise
+ * filesystem metadata changes or guarantee data integrity.
+ */
+ INIT_WORK(&dio->aio.work, iomap_dio_complete_work);
+ queue_work(inode->i_sb->s_dio_done_wq, &dio->aio.work);
}
+}
+
+void iomap_dio_bio_end_io(struct bio *bio)
+{
+ struct iomap_dio *dio = bio->bi_private;
+ bool should_dirty = (dio->flags & IOMAP_DIO_DIRTY);
+
+ if (bio->bi_status)
+ iomap_dio_set_error(dio, blk_status_to_errno(bio->bi_status));
+
+ if (atomic_dec_and_test(&dio->ref))
+ iomap_dio_done(dio);
- /*
- * Async DIO completion that requires filesystem level completion work
- * gets punted to a work queue to complete as the operation may require
- * more IO to be issued to finalise filesystem metadata changes or
- * guarantee data integrity.
- */
- INIT_WORK(&dio->aio.work, iomap_dio_complete_work);
- queue_work(file_inode(iocb->ki_filp)->i_sb->s_dio_done_wq,
- &dio->aio.work);
-release_bio:
if (should_dirty) {
bio_check_pages_dirty(bio);
} else {
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index ddde73299d62..88ac2639ad61 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1563,7 +1563,6 @@ static journal_t *journal_init_common(struct block_device *bdev,
struct block_device *fs_dev,
unsigned long long start, int len, int blocksize)
{
- static struct lock_class_key jbd2_trans_commit_key;
journal_t *journal;
int err;
int n;
@@ -1572,6 +1571,7 @@ static journal_t *journal_init_common(struct block_device *bdev,
if (!journal)
return ERR_PTR(-ENOMEM);
+ lockdep_register_key(&journal->jbd2_trans_commit_key);
journal->j_blocksize = blocksize;
journal->j_dev = bdev;
journal->j_fs_dev = fs_dev;
@@ -1601,7 +1601,7 @@ static journal_t *journal_init_common(struct block_device *bdev,
journal->j_max_batch_time = 15000; /* 15ms */
atomic_set(&journal->j_reserved_credits, 0);
lockdep_init_map(&journal->j_trans_commit_map, "jbd2_handle",
- &jbd2_trans_commit_key, 0);
+ &journal->jbd2_trans_commit_key, 0);
/* The journal is marked for error until we succeed with recovery! */
journal->j_flags = JBD2_ABORT;
@@ -1648,6 +1648,7 @@ static journal_t *journal_init_common(struct block_device *bdev,
kfree(journal->j_wbuf);
jbd2_journal_destroy_revoke(journal);
journal_fail_superblock(journal);
+ lockdep_unregister_key(&journal->jbd2_trans_commit_key);
kfree(journal);
return ERR_PTR(err);
}
@@ -2229,6 +2230,7 @@ int jbd2_journal_destroy(journal_t *journal)
crypto_free_shash(journal->j_chksum_driver);
kfree(journal->j_fc_wbuf);
kfree(journal->j_wbuf);
+ lockdep_unregister_key(&journal->jbd2_trans_commit_key);
kfree(journal);
return err;
@@ -2403,6 +2405,12 @@ int jbd2_journal_set_features(journal_t *journal, unsigned long compat,
sb->s_feature_compat |= cpu_to_be32(compat);
sb->s_feature_ro_compat |= cpu_to_be32(ro);
sb->s_feature_incompat |= cpu_to_be32(incompat);
+ /*
+ * Update the checksum now so that it is valid even for read-only
+ * filesystems where jbd2_write_superblock() doesn't get called.
+ */
+ if (jbd2_journal_has_csum_v2or3(journal))
+ sb->s_checksum = jbd2_superblock_csum(journal, sb);
unlock_buffer(journal->j_sb_buffer);
jbd2_journal_init_transaction_limits(journal);
@@ -2432,9 +2440,17 @@ void jbd2_journal_clear_features(journal_t *journal, unsigned long compat,
sb = journal->j_superblock;
+ lock_buffer(journal->j_sb_buffer);
sb->s_feature_compat &= ~cpu_to_be32(compat);
sb->s_feature_ro_compat &= ~cpu_to_be32(ro);
sb->s_feature_incompat &= ~cpu_to_be32(incompat);
+ /*
+ * Update the checksum now so that it is valid even for read-only
+ * filesystems where jbd2_write_superblock() doesn't get called.
+ */
+ if (jbd2_journal_has_csum_v2or3(journal))
+ sb->s_checksum = jbd2_superblock_csum(journal, sb);
+ unlock_buffer(journal->j_sb_buffer);
jbd2_journal_init_transaction_limits(journal);
}
EXPORT_SYMBOL(jbd2_journal_clear_features);
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index 82bd29c17085..a6d9a98c724d 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -445,7 +445,7 @@ static int start_this_handle(journal_t *journal, handle_t *handle,
read_unlock(&journal->j_state_lock);
current->journal_info = handle;
- rwsem_acquire_read(&journal->j_trans_commit_map, 0, 0, _THIS_IP_);
+ rwsem_acquire_read(&journal->j_trans_commit_map, 0, 1, _THIS_IP_);
jbd2_journal_free_transaction(new_transaction);
/*
* Ensure that no allocations done while the transaction is open are
@@ -1274,14 +1274,23 @@ int jbd2_journal_get_create_access(handle_t *handle, struct buffer_head *bh)
* committing transaction's lists, but it HAS to be in Forget state in
* that case: the transaction must have deleted the buffer for it to be
* reused here.
+ * In the case of file system data inconsistency, for example, if the
+ * block bitmap of a referenced block is not set, it can lead to the
+ * situation where a block being committed is allocated and used again.
+ * As a result, the following condition will not be satisfied, so here
+ * we directly trigger a JBD abort instead of immediately invoking
+ * bugon.
*/
spin_lock(&jh->b_state_lock);
- J_ASSERT_JH(jh, (jh->b_transaction == transaction ||
- jh->b_transaction == NULL ||
- (jh->b_transaction == journal->j_committing_transaction &&
- jh->b_jlist == BJ_Forget)));
+ if (!(jh->b_transaction == transaction || jh->b_transaction == NULL ||
+ (jh->b_transaction == journal->j_committing_transaction &&
+ jh->b_jlist == BJ_Forget)) || jh->b_next_transaction != NULL) {
+ err = -EROFS;
+ spin_unlock(&jh->b_state_lock);
+ jbd2_journal_abort(journal, err);
+ goto out;
+ }
- J_ASSERT_JH(jh, jh->b_next_transaction == NULL);
J_ASSERT_JH(jh, buffer_locked(jh2bh(jh)));
if (jh->b_transaction == NULL) {
diff --git a/fs/lockd/svc4proc.c b/fs/lockd/svc4proc.c
index b72023a6b4c1..28ba7b1460aa 100644
--- a/fs/lockd/svc4proc.c
+++ b/fs/lockd/svc4proc.c
@@ -96,7 +96,6 @@ __nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
struct nlm_args *argp = rqstp->rq_argp;
struct nlm_host *host;
struct nlm_file *file;
- struct nlm_lockowner *test_owner;
__be32 rc = rpc_success;
dprintk("lockd: TEST4 called\n");
@@ -106,7 +105,6 @@ __nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
if ((resp->status = nlm4svc_retrieve_args(rqstp, argp, &host, &file)))
return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
- test_owner = argp->lock.fl.fl_owner;
/* Now check for conflicting locks */
resp->status = nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie);
if (resp->status == nlm_drop_reply)
@@ -114,7 +112,7 @@ __nlm4svc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
else
dprintk("lockd: TEST4 status %d\n", ntohl(resp->status));
- nlmsvc_put_lockowner(test_owner);
+ nlmsvc_release_lockowner(&argp->lock);
nlmsvc_release_host(host);
nlm_release_file(file);
return rc;
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index 43aeba9de55c..ef6d8061460d 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -615,7 +615,13 @@ nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file,
}
mode = lock_to_openmode(&lock->fl);
- error = vfs_test_lock(file->f_file[mode], &lock->fl);
+ locks_init_lock(&conflock->fl);
+ /* vfs_test_lock only uses start, end, and owner, but tests fl_file */
+ conflock->fl.fl_file = lock->fl.fl_file;
+ conflock->fl.fl_start = lock->fl.fl_start;
+ conflock->fl.fl_end = lock->fl.fl_end;
+ conflock->fl.fl_owner = lock->fl.fl_owner;
+ error = vfs_test_lock(file->f_file[mode], &conflock->fl);
if (error) {
/* We can't currently deal with deferred test requests */
if (error == FILE_LOCK_DEFERRED)
@@ -625,22 +631,19 @@ nlmsvc_testlock(struct svc_rqst *rqstp, struct nlm_file *file,
goto out;
}
- if (lock->fl.fl_type == F_UNLCK) {
+ if (conflock->fl.fl_type == F_UNLCK) {
ret = nlm_granted;
goto out;
}
dprintk("lockd: conflicting lock(ty=%d, %Ld-%Ld)\n",
- lock->fl.fl_type, (long long)lock->fl.fl_start,
- (long long)lock->fl.fl_end);
+ conflock->fl.fl_type, (long long)conflock->fl.fl_start,
+ (long long)conflock->fl.fl_end);
conflock->caller = "somehost"; /* FIXME */
conflock->len = strlen(conflock->caller);
conflock->oh.len = 0; /* don't return OH info */
- conflock->svid = lock->fl.fl_pid;
- conflock->fl.fl_type = lock->fl.fl_type;
- conflock->fl.fl_start = lock->fl.fl_start;
- conflock->fl.fl_end = lock->fl.fl_end;
- locks_release_private(&lock->fl);
+ conflock->svid = conflock->fl.fl_pid;
+ locks_release_private(&conflock->fl);
ret = nlm_lck_denied;
out:
diff --git a/fs/lockd/svcproc.c b/fs/lockd/svcproc.c
index 32784f508c81..1a4459763644 100644
--- a/fs/lockd/svcproc.c
+++ b/fs/lockd/svcproc.c
@@ -117,7 +117,6 @@ __nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
struct nlm_args *argp = rqstp->rq_argp;
struct nlm_host *host;
struct nlm_file *file;
- struct nlm_lockowner *test_owner;
__be32 rc = rpc_success;
dprintk("lockd: TEST called\n");
@@ -127,8 +126,6 @@ __nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
if ((resp->status = nlmsvc_retrieve_args(rqstp, argp, &host, &file)))
return resp->status == nlm_drop_reply ? rpc_drop_reply :rpc_success;
- test_owner = argp->lock.fl.fl_owner;
-
/* Now check for conflicting locks */
resp->status = cast_status(nlmsvc_testlock(rqstp, file, host, &argp->lock, &resp->lock, &resp->cookie));
if (resp->status == nlm_drop_reply)
@@ -137,7 +134,7 @@ __nlmsvc_proc_test(struct svc_rqst *rqstp, struct nlm_res *resp)
dprintk("lockd: TEST status %d vers %d\n",
ntohl(resp->status), rqstp->rq_vers);
- nlmsvc_put_lockowner(test_owner);
+ nlmsvc_release_lockowner(&argp->lock);
nlmsvc_release_host(host);
nlm_release_file(file);
return rc;
diff --git a/fs/locks.c b/fs/locks.c
index ccfa441e487e..19e9fcd1d4ca 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -2124,13 +2124,21 @@ SYSCALL_DEFINE2(flock, unsigned int, fd, unsigned int, cmd)
/**
* vfs_test_lock - test file byte range lock
* @filp: The file to test lock for
- * @fl: The lock to test; also used to hold result
+ * @fl: The byte-range in the file to test; also used to hold result
*
+ * On entry, @fl does not contain a lock, but identifies a range (fl_start, fl_end)
+ * in the file (c.flc_file), and an owner (c.flc_owner) for whom existing locks
+ * should be ignored. c.flc_type and c.flc_flags are ignored.
+ * Both fl_lmops and fl_ops in @fl must be NULL.
* Returns -ERRNO on failure. Indicates presence of conflicting lock by
- * setting conf->fl_type to something other than F_UNLCK.
+ * setting fl->fl_type to something other than F_UNLCK.
+ *
+ * If vfs_test_lock() does find a lock and return it, the caller must
+ * use locks_free_lock() or locks_release_private() on the returned lock.
*/
int vfs_test_lock(struct file *filp, struct file_lock *fl)
{
+ WARN_ON_ONCE(fl->fl_ops || fl->fl_lmops);
WARN_ON_ONCE(filp != fl->fl_file);
if (filp->f_op->lock)
return filp->f_op->lock(filp, F_GETLK, fl);
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index 1bcdaee7e856..de4922ce4ac7 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -759,10 +759,18 @@ static int nfs_init_server(struct nfs_server *server,
server->fattr_valid = NFS_ATTR_FATTR_V4;
}
- if (ctx->rsize)
+ if (ctx->bsize) {
+ server->bsize = ctx->bsize;
+ server->automount_inherit |= NFS_AUTOMOUNT_INHERIT_BSIZE;
+ }
+ if (ctx->rsize) {
server->rsize = nfs_io_size(ctx->rsize, clp->cl_proto);
- if (ctx->wsize)
+ server->automount_inherit |= NFS_AUTOMOUNT_INHERIT_RSIZE;
+ }
+ if (ctx->wsize) {
server->wsize = nfs_io_size(ctx->wsize, clp->cl_proto);
+ server->automount_inherit |= NFS_AUTOMOUNT_INHERIT_WSIZE;
+ }
server->acregmin = ctx->acregmin * HZ;
server->acregmax = ctx->acregmax * HZ;
@@ -954,8 +962,13 @@ EXPORT_SYMBOL_GPL(nfs_probe_server);
void nfs_server_copy_userdata(struct nfs_server *target, struct nfs_server *source)
{
target->flags = source->flags;
- target->rsize = source->rsize;
- target->wsize = source->wsize;
+ target->automount_inherit = source->automount_inherit;
+ if (source->automount_inherit & NFS_AUTOMOUNT_INHERIT_BSIZE)
+ target->bsize = source->bsize;
+ if (source->automount_inherit & NFS_AUTOMOUNT_INHERIT_RSIZE)
+ target->rsize = source->rsize;
+ if (source->automount_inherit & NFS_AUTOMOUNT_INHERIT_WSIZE)
+ target->wsize = source->wsize;
target->acregmin = source->acregmin;
target->acregmax = source->acregmax;
target->acdirmin = source->acdirmin;
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 385baf871800..32e922a20d0d 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -785,16 +785,17 @@ void nfs_prime_dcache(struct dentry *parent, struct nfs_entry *entry,
goto out;
}
+ nfs_set_verifier(dentry, dir_verifier);
inode = nfs_fhget(dentry->d_sb, entry->fh, entry->fattr);
alias = d_splice_alias(inode, dentry);
d_lookup_done(dentry);
if (alias) {
if (IS_ERR(alias))
goto out;
+ nfs_set_verifier(alias, dir_verifier);
dput(dentry);
dentry = alias;
}
- nfs_set_verifier(dentry, dir_verifier);
trace_nfs_readdir_lookup(d_inode(parent), dentry, 0);
out:
dput(dentry);
@@ -1901,13 +1902,15 @@ static int nfs_dentry_delete(const struct dentry *dentry)
}
/* Ensure that we revalidate inode->i_nlink */
-static void nfs_drop_nlink(struct inode *inode)
+static void nfs_drop_nlink(struct inode *inode, unsigned long gencount)
{
+ struct nfs_inode *nfsi = NFS_I(inode);
+
spin_lock(&inode->i_lock);
/* drop the inode if we're reasonably sure this is the last link */
- if (inode->i_nlink > 0)
+ if (inode->i_nlink > 0 && gencount == nfsi->attr_gencount)
drop_nlink(inode);
- NFS_I(inode)->attr_gencount = nfs_inc_attr_generation_counter();
+ nfsi->attr_gencount = nfs_inc_attr_generation_counter();
nfs_set_cache_invalid(
inode, NFS_INO_INVALID_CHANGE | NFS_INO_INVALID_CTIME |
NFS_INO_INVALID_NLINK);
@@ -1921,8 +1924,9 @@ static void nfs_drop_nlink(struct inode *inode)
static void nfs_dentry_iput(struct dentry *dentry, struct inode *inode)
{
if (dentry->d_flags & DCACHE_NFSFS_RENAMED) {
+ unsigned long gencount = READ_ONCE(NFS_I(inode)->attr_gencount);
nfs_complete_unlink(dentry, inode);
- nfs_drop_nlink(inode);
+ nfs_drop_nlink(inode, gencount);
}
iput(inode);
}
@@ -1997,13 +2001,14 @@ struct dentry *nfs_lookup(struct inode *dir, struct dentry * dentry, unsigned in
nfs_lookup_advise_force_readdirplus(dir, flags);
no_entry:
+ nfs_set_verifier(dentry, dir_verifier);
res = d_splice_alias(inode, dentry);
if (res != NULL) {
if (IS_ERR(res))
goto out;
+ nfs_set_verifier(res, dir_verifier);
dentry = res;
}
- nfs_set_verifier(dentry, dir_verifier);
out:
trace_nfs_lookup_exit(dir, dentry, flags, PTR_ERR_OR_ZERO(res));
nfs_free_fattr(fattr);
@@ -2144,12 +2149,12 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry,
d_drop(dentry);
switch (err) {
case -ENOENT:
- d_splice_alias(NULL, dentry);
if (nfs_server_capable(dir, NFS_CAP_CASE_INSENSITIVE))
dir_verifier = inode_peek_iversion_raw(dir);
else
dir_verifier = nfs_save_change_attribute(dir);
nfs_set_verifier(dentry, dir_verifier);
+ d_splice_alias(NULL, dentry);
break;
case -EISDIR:
case -ENOTDIR:
@@ -2475,9 +2480,11 @@ static int nfs_safe_remove(struct dentry *dentry)
trace_nfs_remove_enter(dir, dentry);
if (inode != NULL) {
+ unsigned long gencount = READ_ONCE(NFS_I(inode)->attr_gencount);
+
error = NFS_PROTO(dir)->remove(dir, dentry);
if (error == 0)
- nfs_drop_nlink(inode);
+ nfs_drop_nlink(inode, gencount);
} else
error = NFS_PROTO(dir)->remove(dir, dentry);
if (error == -ENOENT)
@@ -2682,6 +2689,7 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
{
struct inode *old_inode = d_inode(old_dentry);
struct inode *new_inode = d_inode(new_dentry);
+ unsigned long new_gencount = 0;
struct dentry *dentry = NULL;
struct rpc_task *task;
bool must_unblock = false;
@@ -2734,6 +2742,7 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
} else {
block_revalidate(new_dentry);
must_unblock = true;
+ new_gencount = NFS_I(new_inode)->attr_gencount;
spin_unlock(&new_dentry->d_lock);
}
@@ -2773,7 +2782,7 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
new_dir, new_dentry, error);
if (!error) {
if (new_inode != NULL)
- nfs_drop_nlink(new_inode);
+ nfs_drop_nlink(new_inode, new_gencount);
/*
* The d_move() should be here instead of in an async RPC completion
* handler because we need the proper locks to move the dentry. If
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 5cd5e4226db3..0d7facfdafb9 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -2086,7 +2086,7 @@ static int nfs_update_inode(struct inode *inode, struct nfs_fattr *fattr)
bool attr_changed = false;
bool have_delegation;
- dfprintk(VFS, "NFS: %s(%s/%lu fh_crc=0x%08x ct=%d info=0x%x)\n",
+ dfprintk(VFS, "NFS: %s(%s/%lu fh_crc=0x%08x ct=%d info=0x%llx)\n",
__func__, inode->i_sb->s_id, inode->i_ino,
nfs_display_fhandle_hash(NFS_FH(inode)),
atomic_read(&inode->i_count), fattr->valid);
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index bde81e0abf0a..3d5ae22ed3a8 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -12,7 +12,7 @@
#include <linux/nfs_page.h>
#include <linux/wait_bit.h>
-#define NFS_SB_MASK (SB_NOSUID|SB_NODEV|SB_NOEXEC|SB_SYNCHRONOUS)
+#define NFS_SB_MASK (SB_RDONLY|SB_NOSUID|SB_NODEV|SB_NOEXEC|SB_SYNCHRONOUS)
extern const struct export_operations nfs_export_ops;
@@ -150,7 +150,6 @@ struct nfs_fs_context {
struct super_block *sb;
struct dentry *dentry;
struct nfs_fattr *fattr;
- unsigned int inherited_bsize;
} clone_data;
};
diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index e7494cdd957e..923b5c1eb47e 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -149,6 +149,7 @@ struct vfsmount *nfs_d_automount(struct path *path)
struct vfsmount *mnt = ERR_PTR(-ENOMEM);
struct nfs_server *server = NFS_SB(path->dentry->d_sb);
struct nfs_client *client = server->nfs_client;
+ unsigned long s_flags = path->dentry->d_sb->s_flags;
int timeout = READ_ONCE(nfs_mountpoint_expiry_timeout);
int ret;
@@ -174,6 +175,11 @@ struct vfsmount *nfs_d_automount(struct path *path)
fc->net_ns = get_net(client->cl_net);
}
+ /* Inherit the flags covered by NFS_SB_MASK */
+ fc->sb_flags_mask |= NFS_SB_MASK;
+ fc->sb_flags &= ~NFS_SB_MASK;
+ fc->sb_flags |= s_flags & NFS_SB_MASK;
+
/* for submounts we want the same server; referrals will reassign */
memcpy(&ctx->nfs_server._address, &client->cl_addr, client->cl_addrlen);
ctx->nfs_server.addrlen = client->cl_addrlen;
@@ -184,6 +190,10 @@ struct vfsmount *nfs_d_automount(struct path *path)
ctx->nfs_mod = client->cl_nfs_mod;
__module_get(ctx->nfs_mod->owner);
+ /* Inherit block sizes if they were specified as mount parameters */
+ if (server->automount_inherit & NFS_AUTOMOUNT_INHERIT_BSIZE)
+ ctx->bsize = server->bsize;
+
ret = client->rpc_ops->submount(fc, server);
if (ret < 0) {
mnt = ERR_PTR(ret);
@@ -284,7 +294,6 @@ int nfs_do_submount(struct fs_context *fc)
return -ENOMEM;
ctx->internal = true;
- ctx->clone_data.inherited_bsize = ctx->clone_data.sb->s_blocksize_bits;
p = nfs_devname(dentry, buffer, 4096);
if (IS_ERR(p)) {
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index b14688da814d..3f31d05e87ae 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -1176,10 +1176,20 @@ static int nfs4_init_server(struct nfs_server *server, struct fs_context *fc)
if (error < 0)
return error;
- if (ctx->rsize)
- server->rsize = nfs_io_size(ctx->rsize, server->nfs_client->cl_proto);
- if (ctx->wsize)
- server->wsize = nfs_io_size(ctx->wsize, server->nfs_client->cl_proto);
+ if (ctx->bsize) {
+ server->bsize = ctx->bsize;
+ server->automount_inherit |= NFS_AUTOMOUNT_INHERIT_BSIZE;
+ }
+ if (ctx->rsize) {
+ server->rsize =
+ nfs_io_size(ctx->rsize, server->nfs_client->cl_proto);
+ server->automount_inherit |= NFS_AUTOMOUNT_INHERIT_RSIZE;
+ }
+ if (ctx->wsize) {
+ server->wsize =
+ nfs_io_size(ctx->wsize, server->nfs_client->cl_proto);
+ server->automount_inherit |= NFS_AUTOMOUNT_INHERIT_WSIZE;
+ }
server->acregmin = ctx->acregmin * HZ;
server->acregmax = ctx->acregmax * HZ;
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index b40c20bd364b..0737d9a15d86 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -465,6 +465,7 @@ pnfs_mark_layout_stateid_invalid(struct pnfs_layout_hdr *lo,
struct pnfs_layout_segment *lseg, *next;
set_bit(NFS_LAYOUT_INVALID_STID, &lo->plh_flags);
+ clear_bit(NFS_INO_LAYOUTCOMMIT, &NFS_I(lo->plh_inode)->flags);
list_for_each_entry_safe(lseg, next, &lo->plh_segs, pls_list)
pnfs_clear_lseg_state(lseg, lseg_list);
pnfs_clear_layoutreturn_info(lo);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 4e72ee57fc8f..5c14c30a84c0 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -1020,16 +1020,6 @@ int nfs_reconfigure(struct fs_context *fc)
sync_filesystem(sb);
- /*
- * The SB_RDONLY flag has been removed from the superblock during
- * mounts to prevent interference between different filesystems.
- * Similarly, it is also necessary to ignore the SB_RDONLY flag
- * during reconfiguration; otherwise, it may also result in the
- * creation of redundant superblocks when mounting a directory with
- * different rw and ro flags multiple times.
- */
- fc->sb_flags_mask &= ~SB_RDONLY;
-
/*
* Userspace mount programs that send binary options generally send
* them populated with default values. We have no way to know which
@@ -1070,8 +1060,9 @@ static void nfs_fill_super(struct super_block *sb, struct nfs_fs_context *ctx)
sb->s_blocksize = 0;
sb->s_xattr = server->nfs_client->cl_nfs_mod->xattr;
sb->s_op = server->nfs_client->cl_nfs_mod->sops;
- if (ctx->bsize)
- sb->s_blocksize = nfs_block_size(ctx->bsize, &sb->s_blocksize_bits);
+ if (server->bsize)
+ sb->s_blocksize =
+ nfs_block_size(server->bsize, &sb->s_blocksize_bits);
switch (server->nfs_client->rpc_ops->version) {
case 2:
@@ -1287,26 +1278,13 @@ int nfs_get_tree_common(struct fs_context *fc)
if (IS_ERR(server))
return PTR_ERR(server);
- /*
- * When NFS_MOUNT_UNSHARED is not set, NFS forces the sharing of a
- * superblock among each filesystem that mounts sub-directories
- * belonging to a single exported root path.
- * To prevent interference between different filesystems, the
- * SB_RDONLY flag should be removed from the superblock.
- */
if (server->flags & NFS_MOUNT_UNSHARED)
compare_super = NULL;
- else
- fc->sb_flags &= ~SB_RDONLY;
/* -o noac implies -o sync */
if (server->flags & NFS_MOUNT_NOAC)
fc->sb_flags |= SB_SYNCHRONOUS;
- if (ctx->clone_data.sb)
- if (ctx->clone_data.sb->s_flags & SB_SYNCHRONOUS)
- fc->sb_flags |= SB_SYNCHRONOUS;
-
/* Get a superblock - note that we may end up sharing one that already exists */
fc->s_fs_info = server;
s = sget_fc(fc, compare_super, nfs_set_super);
@@ -1330,13 +1308,8 @@ int nfs_get_tree_common(struct fs_context *fc)
}
if (!s->s_root) {
- unsigned bsize = ctx->clone_data.inherited_bsize;
/* initial superblock/root creation */
nfs_fill_super(s, ctx);
- if (bsize) {
- s->s_blocksize_bits = bsize;
- s->s_blocksize = 1U << bsize;
- }
error = nfs_get_cache_cookie(s, ctx);
if (error < 0)
goto error_splat_super;
diff --git a/fs/nfsd/blocklayout.c b/fs/nfsd/blocklayout.c
index 59f119cce3dc..5eae60425e57 100644
--- a/fs/nfsd/blocklayout.c
+++ b/fs/nfsd/blocklayout.c
@@ -23,6 +23,7 @@ nfsd4_block_proc_layoutget(struct inode *inode, const struct svc_fh *fhp,
{
struct nfsd4_layout_seg *seg = &args->lg_seg;
struct super_block *sb = inode->i_sb;
+ u64 length;
u32 block_size = i_blocksize(inode);
struct pnfs_block_extent *bex;
struct iomap iomap;
@@ -53,7 +54,8 @@ nfsd4_block_proc_layoutget(struct inode *inode, const struct svc_fh *fhp,
goto out_error;
}
- if (iomap.length < args->lg_minlength) {
+ length = iomap.offset + iomap.length - seg->offset;
+ if (length < args->lg_minlength) {
dprintk("pnfsd: extent smaller than minlength\n");
goto out_layoutunavailable;
}
@@ -332,7 +334,8 @@ nfsd4_scsi_fence_client(struct nfs4_layout_stateid *ls)
struct block_device *bdev = ls->ls_file->nf_file->f_path.mnt->mnt_sb->s_bdev;
bdev->bd_disk->fops->pr_ops->pr_preempt(bdev, NFSD_MDS_PR_KEY,
- nfsd4_scsi_pr_key(clp), 0, true);
+ nfsd4_scsi_pr_key(clp),
+ PR_EXCLUSIVE_ACCESS_REG_ONLY, true);
}
const struct nfsd4_layout_ops scsi_layout_ops = {
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index f4e77859aa85..782b58abb130 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -1014,7 +1014,7 @@ exp_rootfh(struct net *net, struct auth_domain *clp, char *name,
{
struct svc_export *exp;
struct path path;
- struct inode *inode;
+ struct inode *inode __maybe_unused;
struct svc_fh fh;
int err;
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 57f1f6aa19c9..292487cd7bdc 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2801,8 +2801,10 @@ static int client_states_open(struct inode *inode, struct file *file)
return -ENXIO;
ret = seq_open(file, &states_seq_ops);
- if (ret)
+ if (ret) {
+ drop_client(clp);
return ret;
+ }
s = file->private_data;
s->private = clp;
return 0;
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 3eff780fd8da..15189e683e83 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3419,6 +3419,11 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp,
u32 supp[3];
memcpy(supp, nfsd_suppattrs[minorversion], sizeof(supp));
+ if (!IS_POSIXACL(d_inode(dentry)))
+ supp[0] &= ~FATTR4_WORD0_ACL;
+ if (!contextsupport)
+ supp[2] &= ~FATTR4_WORD2_SECURITY_LABEL;
+
supp[0] &= NFSD_SUPPATTR_EXCLCREAT_WORD0;
supp[1] &= NFSD_SUPPATTR_EXCLCREAT_WORD1;
supp[2] &= NFSD_SUPPATTR_EXCLCREAT_WORD2;
diff --git a/fs/nls/nls_base.c b/fs/nls/nls_base.c
index a026dbd3593f..f072eb6b563f 100644
--- a/fs/nls/nls_base.c
+++ b/fs/nls/nls_base.c
@@ -67,19 +67,22 @@ int utf8_to_utf32(const u8 *s, int inlen, unicode_t *pu)
l &= t->lmask;
if (l < t->lval || l > UNICODE_MAX ||
(l & SURROGATE_MASK) == SURROGATE_PAIR)
- return -1;
+ return -EILSEQ;
+
*pu = (unicode_t) l;
return nc;
}
if (inlen <= nc)
- return -1;
+ return -EOVERFLOW;
+
s++;
c = (*s ^ 0x80) & 0xFF;
if (c & 0xC0)
- return -1;
+ return -EILSEQ;
+
l = (l << 6) | c;
}
- return -1;
+ return -EILSEQ;
}
EXPORT_SYMBOL(utf8_to_utf32);
@@ -94,7 +97,7 @@ int utf32_to_utf8(unicode_t u, u8 *s, int maxout)
l = u;
if (l > UNICODE_MAX || (l & SURROGATE_MASK) == SURROGATE_PAIR)
- return -1;
+ return -EILSEQ;
nc = 0;
for (t = utf8_table; t->cmask && maxout; t++, maxout--) {
@@ -110,7 +113,7 @@ int utf32_to_utf8(unicode_t u, u8 *s, int maxout)
return nc;
}
}
- return -1;
+ return -EOVERFLOW;
}
EXPORT_SYMBOL(utf32_to_utf8);
@@ -217,8 +220,16 @@ int utf16s_to_utf8s(const wchar_t *pwcs, int inlen, enum utf16_endian endian,
inlen--;
}
size = utf32_to_utf8(u, op, maxout);
- if (size == -1) {
- /* Ignore character and move on */
+ if (size < 0) {
+ if (size == -EILSEQ) {
+ /* Ignore character and move on */
+ continue;
+ }
+ /*
+ * Stop filling the buffer with data once a character
+ * does not fit anymore.
+ */
+ break;
} else {
op += size;
maxout -= size;
diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c
index 9cc4ebb53504..82602157bcc0 100644
--- a/fs/notify/fsnotify.c
+++ b/fs/notify/fsnotify.c
@@ -224,8 +224,15 @@ int __fsnotify_parent(struct dentry *dentry, __u32 mask, const void *data,
/*
* Include parent/name in notification either if some notification
* groups require parent info or the parent is interested in this event.
+ * The parent interest in ACCESS/MODIFY events does not apply to special
+ * files, where read/write are not on the filesystem of the parent and
+ * events can provide an undesirable side-channel for information
+ * exfiltration.
*/
- parent_interested = mask & p_mask & ALL_FSNOTIFY_EVENTS;
+ parent_interested = mask & p_mask & ALL_FSNOTIFY_EVENTS &&
+ !(data_type == FSNOTIFY_EVENT_PATH &&
+ d_is_special(dentry) &&
+ (mask & (FS_ACCESS | FS_MODIFY)));
if (parent_needed || parent_interested) {
/* When notifying parent, child should be passed as data */
WARN_ON_ONCE(inode != fsnotify_data_inode(data, data_type));
diff --git a/fs/ntfs3/frecord.c b/fs/ntfs3/frecord.c
index 5c45fec832b0..06b1d82b5997 100644
--- a/fs/ntfs3/frecord.c
+++ b/fs/ntfs3/frecord.c
@@ -378,8 +378,10 @@ bool ni_add_subrecord(struct ntfs_inode *ni, CLST rno, struct mft_inode **mi)
mi_get_ref(&ni->mi, &m->mrec->parent_ref);
- ni_add_mi(ni, m);
- *mi = m;
+ *mi = ni_ins_mi(ni, &ni->mi_tree, m->rno, &m->node);
+ if (*mi != m)
+ mi_put(m);
+
return true;
}
@@ -1067,9 +1069,9 @@ static int ni_ins_attr_ext(struct ntfs_inode *ni, struct ATTR_LIST_ENTRY *le,
out2:
ni_remove_mi(ni, mi);
- mi_put(mi);
out1:
+ mi_put(mi);
ntfs_mark_rec_free(sbi, rno, is_mft);
out:
@@ -2073,6 +2075,29 @@ int ni_fiemap(struct ntfs_inode *ni, struct fiemap_extent_info *fieinfo,
return err;
}
+static struct page *ntfs_lock_new_page(struct address_space *mapping,
+ pgoff_t index, gfp_t gfp)
+{
+ struct folio *folio = __filemap_get_folio(mapping, index,
+ FGP_LOCK | FGP_ACCESSED | FGP_CREAT, gfp);
+ struct page *page;
+
+ if (IS_ERR(folio))
+ return ERR_CAST(folio);
+
+ if (!folio_test_uptodate(folio))
+ return folio_file_page(folio, index);
+
+ /* Use a temporary page to avoid data corruption */
+ folio_unlock(folio);
+ folio_put(folio);
+ page = alloc_page(gfp);
+ if (!page)
+ return ERR_PTR(-ENOMEM);
+ __SetPageLocked(page);
+ return page;
+}
+
/*
* ni_readpage_cmpr
*
@@ -2126,9 +2151,9 @@ int ni_readpage_cmpr(struct ntfs_inode *ni, struct page *page)
if (i == idx)
continue;
- pg = find_or_create_page(mapping, index, gfp_mask);
- if (!pg) {
- err = -ENOMEM;
+ pg = ntfs_lock_new_page(mapping, index, gfp_mask);
+ if (IS_ERR(pg)) {
+ err = PTR_ERR(pg);
goto out1;
}
pages[i] = pg;
@@ -2230,13 +2255,13 @@ int ni_decompress_file(struct ntfs_inode *ni)
for (i = 0; i < pages_per_frame; i++, index++) {
struct page *pg;
- pg = find_or_create_page(mapping, index, gfp_mask);
- if (!pg) {
+ pg = ntfs_lock_new_page(mapping, index, gfp_mask);
+ if (IS_ERR(pg)) {
while (i--) {
unlock_page(pages[i]);
put_page(pages[i]);
}
- err = -ENOMEM;
+ err = PTR_ERR(pg);
goto out;
}
pages[i] = pg;
diff --git a/fs/ntfs3/fsntfs.c b/fs/ntfs3/fsntfs.c
index e19b13db4f91..446079b0866d 100644
--- a/fs/ntfs3/fsntfs.c
+++ b/fs/ntfs3/fsntfs.c
@@ -1369,7 +1369,14 @@ int ntfs_get_bh(struct ntfs_sb_info *sbi, const struct runs_tree *run, u64 vbo,
}
if (buffer_locked(bh))
__wait_on_buffer(bh);
- set_buffer_uptodate(bh);
+
+ lock_buffer(bh);
+ if (!buffer_uptodate(bh))
+ {
+ memset(bh->b_data, 0, blocksize);
+ set_buffer_uptodate(bh);
+ }
+ unlock_buffer(bh);
} else {
bh = ntfs_bread(sb, block);
if (!bh) {
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
index a967babea8a5..76326299ba36 100644
--- a/fs/ntfs3/inode.c
+++ b/fs/ntfs3/inode.c
@@ -465,6 +465,7 @@ static struct inode *ntfs_read_mft(struct inode *inode,
/* Records in $Extend are not a files or general directories. */
inode->i_op = &ntfs_file_inode_operations;
mode = S_IFREG;
+ init_rwsem(&ni->file.run_lock);
} else {
err = -EINVAL;
goto out;
@@ -1758,6 +1759,7 @@ int ntfs_link_inode(struct inode *inode, struct dentry *dentry)
de = __getname();
if (!de)
return -ENOMEM;
+ memset(de, 0, PATH_MAX);
/* Mark rw ntfs as dirty. It will be cleared at umount. */
ntfs_set_state(sbi, NTFS_DIRTY_DIRTY);
diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h
index 72810d8f62ee..31f57ee9a1a9 100644
--- a/fs/ntfs3/ntfs_fs.h
+++ b/fs/ntfs3/ntfs_fs.h
@@ -990,11 +990,12 @@ static inline __le64 kernel2nt(const struct timespec64 *ts)
*/
static inline void nt2kernel(const __le64 tm, struct timespec64 *ts)
{
- u64 t = le64_to_cpu(tm) - _100ns2seconds * SecondsToStartOf1970;
+ s32 t32;
+ /* use signed 64 bit to support timestamps prior to epoch. xfstest 258. */
+ s64 t = le64_to_cpu(tm) - _100ns2seconds * SecondsToStartOf1970;
- // WARNING: do_div changes its first argument(!)
- ts->tv_nsec = do_div(t, _100ns2seconds) * 100;
- ts->tv_sec = t;
+ ts->tv_sec = div_s64_rem(t, _100ns2seconds, &t32);
+ ts->tv_nsec = t32 * 100;
}
static inline struct ntfs_sb_info *ntfs_sb(struct super_block *sb)
diff --git a/fs/ntfs3/run.c b/fs/ntfs3/run.c
index 0139124578d9..0256fa7c879f 100644
--- a/fs/ntfs3/run.c
+++ b/fs/ntfs3/run.c
@@ -984,8 +984,12 @@ int run_unpack(struct runs_tree *run, struct ntfs_sb_info *sbi, CLST ino,
if (!dlcn)
return -EINVAL;
- if (check_add_overflow(prev_lcn, dlcn, &lcn))
+ /* Check special combination: 0 + SPARSE_LCN64. */
+ if (!prev_lcn && dlcn == SPARSE_LCN64) {
+ lcn = SPARSE_LCN64;
+ } else if (check_add_overflow(prev_lcn, dlcn, &lcn)) {
return -EINVAL;
+ }
prev_lcn = lcn;
} else
return -EINVAL;
diff --git a/fs/ntfs3/super.c b/fs/ntfs3/super.c
index c14b55cdea85..0b96d0f995c6 100644
--- a/fs/ntfs3/super.c
+++ b/fs/ntfs3/super.c
@@ -885,6 +885,11 @@ static int ntfs_init_from_boot(struct super_block *sb, u32 sector_size,
sbi->volume.blocks = dev_size >> PAGE_SHIFT;
+ /* Set dummy blocksize to read boot_block. */
+ if (!sb_min_blocksize(sb, PAGE_SIZE)) {
+ return -EINVAL;
+ }
+
read_boot:
bh = ntfs_bread(sb, boot_block);
if (!bh)
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index e6191249169e..af40f0da3a95 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -3647,7 +3647,6 @@ static int ocfs2_merge_rec_left(struct ocfs2_path *right_path,
* So we use the new rightmost path.
*/
ocfs2_mv_path(right_path, left_path);
- left_path = NULL;
} else
ocfs2_complete_edge_insert(handle, left_path,
right_path, subtree_index);
diff --git a/fs/ocfs2/move_extents.c b/fs/ocfs2/move_extents.c
index 2f34074f0078..d97ec93ff4c2 100644
--- a/fs/ocfs2/move_extents.c
+++ b/fs/ocfs2/move_extents.c
@@ -98,7 +98,13 @@ static int __ocfs2_move_extent(handle_t *handle,
rec = &el->l_recs[index];
- BUG_ON(ext_flags != rec->e_flags);
+ if (ext_flags != rec->e_flags) {
+ ret = ocfs2_error(inode->i_sb,
+ "Inode %llu has corrupted extent %d with flags 0x%x at cpos %u\n",
+ (unsigned long long)ino, index, rec->e_flags, cpos);
+ goto out;
+ }
+
/*
* after moving/defraging to new location, the extent is not going
* to be refcounted anymore.
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 166c8918c825..1adf206ba538 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -1923,6 +1923,16 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *ac,
}
cl = (struct ocfs2_chain_list *) &fe->id2.i_chain;
+ if (!le16_to_cpu(cl->cl_next_free_rec) ||
+ le16_to_cpu(cl->cl_next_free_rec) > le16_to_cpu(cl->cl_count)) {
+ status = ocfs2_error(ac->ac_inode->i_sb,
+ "Chain allocator dinode %llu has invalid next "
+ "free chain record %u, but only %u total\n",
+ (unsigned long long)le64_to_cpu(fe->i_blkno),
+ le16_to_cpu(cl->cl_next_free_rec),
+ le16_to_cpu(cl->cl_count));
+ goto bail;
+ }
victim = ocfs2_find_victim_chain(cl);
ac->ac_chain = victim;
diff --git a/fs/smb/client/fs_context.c b/fs/smb/client/fs_context.c
index a64c0b0dbec7..37b04c23ee89 100644
--- a/fs/smb/client/fs_context.c
+++ b/fs/smb/client/fs_context.c
@@ -979,6 +979,8 @@ static int smb3_reconfigure(struct fs_context *fc)
rc = smb3_sync_session_ctx_passwords(cifs_sb, ses);
if (rc) {
mutex_unlock(&ses->session_mutex);
+ kfree_sensitive(new_password);
+ kfree_sensitive(new_password2);
return rc;
}
@@ -1386,7 +1388,7 @@ static int smb3_fs_context_parse_param(struct fs_context *fc,
break;
}
- if (strnlen(param->string, CIFS_MAX_USERNAME_LEN) >
+ if (strnlen(param->string, CIFS_MAX_USERNAME_LEN) ==
CIFS_MAX_USERNAME_LEN) {
pr_warn("username too long\n");
goto cifs_parse_mount_err;
diff --git a/fs/smb/server/mgmt/tree_connect.c b/fs/smb/server/mgmt/tree_connect.c
index 94a52a75014a..9bde1b58f9c4 100644
--- a/fs/smb/server/mgmt/tree_connect.c
+++ b/fs/smb/server/mgmt/tree_connect.c
@@ -77,7 +77,6 @@ ksmbd_tree_conn_connect(struct ksmbd_work *work, const char *share_name)
tree_conn->t_state = TREE_NEW;
status.tree_conn = tree_conn;
atomic_set(&tree_conn->refcount, 1);
- init_waitqueue_head(&tree_conn->refcount_q);
ret = xa_err(xa_store(&sess->tree_conns, tree_conn->id, tree_conn,
GFP_KERNEL));
@@ -99,14 +98,8 @@ ksmbd_tree_conn_connect(struct ksmbd_work *work, const char *share_name)
void ksmbd_tree_connect_put(struct ksmbd_tree_connect *tcon)
{
- /*
- * Checking waitqueue to releasing tree connect on
- * tree disconnect. waitqueue_active is safe because it
- * uses atomic operation for condition.
- */
- if (!atomic_dec_return(&tcon->refcount) &&
- waitqueue_active(&tcon->refcount_q))
- wake_up(&tcon->refcount_q);
+ if (atomic_dec_and_test(&tcon->refcount))
+ kfree(tcon);
}
int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess,
@@ -118,14 +111,11 @@ int ksmbd_tree_conn_disconnect(struct ksmbd_session *sess,
xa_erase(&sess->tree_conns, tree_conn->id);
write_unlock(&sess->tree_conns_lock);
- if (!atomic_dec_and_test(&tree_conn->refcount))
- wait_event(tree_conn->refcount_q,
- atomic_read(&tree_conn->refcount) == 0);
-
ret = ksmbd_ipc_tree_disconnect_request(sess->id, tree_conn->id);
ksmbd_release_tree_conn_id(sess, tree_conn->id);
ksmbd_share_config_put(tree_conn->share_conf);
- kfree(tree_conn);
+ if (atomic_dec_and_test(&tree_conn->refcount))
+ kfree(tree_conn);
return ret;
}
diff --git a/fs/smb/server/mgmt/tree_connect.h b/fs/smb/server/mgmt/tree_connect.h
index a42cdd051041..f0023d86716f 100644
--- a/fs/smb/server/mgmt/tree_connect.h
+++ b/fs/smb/server/mgmt/tree_connect.h
@@ -33,7 +33,6 @@ struct ksmbd_tree_connect {
int maximal_access;
bool posix_extensions;
atomic_t refcount;
- wait_queue_head_t refcount_q;
unsigned int t_state;
};
diff --git a/fs/smb/server/mgmt/user_session.c b/fs/smb/server/mgmt/user_session.c
index 408f47220c07..0ca788009c93 100644
--- a/fs/smb/server/mgmt/user_session.c
+++ b/fs/smb/server/mgmt/user_session.c
@@ -312,8 +312,10 @@ struct ksmbd_session *ksmbd_session_lookup_all(struct ksmbd_conn *conn,
sess = ksmbd_session_lookup(conn, id);
if (!sess && conn->binding)
sess = ksmbd_session_lookup_slowpath(id);
- if (sess && sess->state != SMB2_SESSION_VALID)
+ if (sess && sess->state != SMB2_SESSION_VALID) {
+ ksmbd_user_session_put(sess);
sess = NULL;
+ }
return sess;
}
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index a819f198c333..f4b3798279d9 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -2183,7 +2183,6 @@ int smb2_tree_disconnect(struct ksmbd_work *work)
goto err_out;
}
- WARN_ON_ONCE(atomic_dec_and_test(&tcon->refcount));
tcon->t_state = TREE_DISCONNECTED;
write_unlock(&sess->tree_conns_lock);
@@ -2193,8 +2192,6 @@ int smb2_tree_disconnect(struct ksmbd_work *work)
goto err_out;
}
- work->tcon = NULL;
-
rsp->StructureSize = cpu_to_le16(4);
err = ksmbd_iov_pin_rsp(work, rsp,
sizeof(struct smb2_tree_disconnect_rsp));
@@ -2359,7 +2356,7 @@ static int smb2_set_ea(struct smb2_ea_info *eabuf, unsigned int buf_len,
int rc = 0;
unsigned int next = 0;
- if (buf_len < sizeof(struct smb2_ea_info) + eabuf->EaNameLength +
+ if (buf_len < sizeof(struct smb2_ea_info) + eabuf->EaNameLength + 1 +
le16_to_cpu(eabuf->EaValueLength))
return -EINVAL;
@@ -2436,7 +2433,7 @@ static int smb2_set_ea(struct smb2_ea_info *eabuf, unsigned int buf_len,
break;
}
- if (buf_len < sizeof(struct smb2_ea_info) + eabuf->EaNameLength +
+ if (buf_len < sizeof(struct smb2_ea_info) + eabuf->EaNameLength + 1 +
le16_to_cpu(eabuf->EaValueLength)) {
rc = -EINVAL;
break;
@@ -4915,8 +4912,10 @@ static int get_file_all_info(struct ksmbd_work *work,
ret = vfs_getattr(&fp->filp->f_path, &stat, STATX_BASIC_STATS,
AT_STATX_SYNC_AS_STAT);
- if (ret)
+ if (ret) {
+ kfree(filename);
return ret;
+ }
ksmbd_debug(SMB, "filename = %s\n", filename);
delete_pending = ksmbd_inode_pending_delete(fp);
@@ -8094,7 +8093,7 @@ int smb2_ioctl(struct ksmbd_work *work)
id = req->VolatileFileId;
if (req->Flags != cpu_to_le32(SMB2_0_IOCTL_IS_FSCTL)) {
- rsp->hdr.Status = STATUS_NOT_SUPPORTED;
+ ret = -EOPNOTSUPP;
goto out;
}
@@ -8114,8 +8113,9 @@ int smb2_ioctl(struct ksmbd_work *work)
case FSCTL_DFS_GET_REFERRALS:
case FSCTL_DFS_GET_REFERRALS_EX:
/* Not support DFS yet */
+ ret = -EOPNOTSUPP;
rsp->hdr.Status = STATUS_FS_DRIVER_REQUIRED;
- goto out;
+ goto out2;
case FSCTL_CREATE_OR_GET_OBJECT_ID:
{
struct file_object_buf_type1_ioctl_rsp *obj_buf;
@@ -8405,8 +8405,10 @@ int smb2_ioctl(struct ksmbd_work *work)
rsp->hdr.Status = STATUS_BUFFER_TOO_SMALL;
else if (ret < 0 || rsp->hdr.Status == 0)
rsp->hdr.Status = STATUS_INVALID_PARAMETER;
+
+out2:
smb2_set_err_rsp(work);
- return 0;
+ return ret;
}
/**
diff --git a/fs/smb/server/transport_ipc.c b/fs/smb/server/transport_ipc.c
index 36e1e52c30a0..a5b90d0b9f2d 100644
--- a/fs/smb/server/transport_ipc.c
+++ b/fs/smb/server/transport_ipc.c
@@ -520,12 +520,16 @@ static void *ipc_msg_send_request(struct ksmbd_ipc_msg *msg, unsigned int handle
up_write(&ipc_msg_table_lock);
ret = ipc_msg_send(msg);
- if (ret)
+ if (ret) {
+ down_write(&ipc_msg_table_lock);
goto out;
+ }
ret = wait_event_interruptible_timeout(entry.wait,
entry.response != NULL,
IPC_WAIT_TIMEOUT);
+
+ down_write(&ipc_msg_table_lock);
if (entry.response) {
ret = ipc_validate_msg(&entry);
if (ret) {
@@ -534,7 +538,6 @@ static void *ipc_msg_send_request(struct ksmbd_ipc_msg *msg, unsigned int handle
}
}
out:
- down_write(&ipc_msg_table_lock);
hash_del(&entry.ipc_table_hlist);
up_write(&ipc_msg_table_lock);
return entry.response;
diff --git a/fs/smb/server/vfs.c b/fs/smb/server/vfs.c
index 067b346921b6..820352463a06 100644
--- a/fs/smb/server/vfs.c
+++ b/fs/smb/server/vfs.c
@@ -333,6 +333,9 @@ static int check_lock_range(struct file *filp, loff_t start, loff_t end,
struct file_lock_context *ctx = locks_inode_context(file_inode(filp));
int error = 0;
+ if (start == end)
+ return 0;
+
if (!ctx || list_empty_careful(&ctx->flc_posix))
return 0;
@@ -834,7 +837,7 @@ int ksmbd_vfs_truncate(struct ksmbd_work *work,
if (size < inode->i_size) {
err = check_lock_range(filp, size,
inode->i_size - 1, WRITE);
- } else {
+ } else if (size > inode->i_size) {
err = check_lock_range(filp, inode->i_size,
size - 1, WRITE);
}
diff --git a/fs/smb/server/vfs_cache.c b/fs/smb/server/vfs_cache.c
index 002f0864abee..2fcb7ca33a63 100644
--- a/fs/smb/server/vfs_cache.c
+++ b/fs/smb/server/vfs_cache.c
@@ -105,40 +105,62 @@ int ksmbd_query_inode_status(struct dentry *dentry)
read_lock(&inode_hash_lock);
ci = __ksmbd_inode_lookup(dentry);
- if (ci) {
- ret = KSMBD_INODE_STATUS_OK;
- if (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS))
- ret = KSMBD_INODE_STATUS_PENDING_DELETE;
- atomic_dec(&ci->m_count);
- }
read_unlock(&inode_hash_lock);
+ if (!ci)
+ return ret;
+
+ down_read(&ci->m_lock);
+ if (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS))
+ ret = KSMBD_INODE_STATUS_PENDING_DELETE;
+ else
+ ret = KSMBD_INODE_STATUS_OK;
+ up_read(&ci->m_lock);
+
+ atomic_dec(&ci->m_count);
return ret;
}
bool ksmbd_inode_pending_delete(struct ksmbd_file *fp)
{
- return (fp->f_ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS));
+ struct ksmbd_inode *ci = fp->f_ci;
+ int ret;
+
+ down_read(&ci->m_lock);
+ ret = (ci->m_flags & (S_DEL_PENDING | S_DEL_ON_CLS));
+ up_read(&ci->m_lock);
+
+ return ret;
}
void ksmbd_set_inode_pending_delete(struct ksmbd_file *fp)
{
- fp->f_ci->m_flags |= S_DEL_PENDING;
+ struct ksmbd_inode *ci = fp->f_ci;
+
+ down_write(&ci->m_lock);
+ ci->m_flags |= S_DEL_PENDING;
+ up_write(&ci->m_lock);
}
void ksmbd_clear_inode_pending_delete(struct ksmbd_file *fp)
{
- fp->f_ci->m_flags &= ~S_DEL_PENDING;
+ struct ksmbd_inode *ci = fp->f_ci;
+
+ down_write(&ci->m_lock);
+ ci->m_flags &= ~S_DEL_PENDING;
+ up_write(&ci->m_lock);
}
void ksmbd_fd_set_delete_on_close(struct ksmbd_file *fp,
int file_info)
{
- if (ksmbd_stream_fd(fp)) {
- fp->f_ci->m_flags |= S_DEL_ON_CLS_STREAM;
- return;
- }
+ struct ksmbd_inode *ci = fp->f_ci;
- fp->f_ci->m_flags |= S_DEL_ON_CLS;
+ down_write(&ci->m_lock);
+ if (ksmbd_stream_fd(fp))
+ ci->m_flags |= S_DEL_ON_CLS_STREAM;
+ else
+ ci->m_flags |= S_DEL_ON_CLS;
+ up_write(&ci->m_lock);
}
static void ksmbd_inode_hash(struct ksmbd_inode *ci)
@@ -250,27 +272,41 @@ static void __ksmbd_inode_close(struct ksmbd_file *fp)
struct file *filp;
filp = fp->filp;
- if (ksmbd_stream_fd(fp) && (ci->m_flags & S_DEL_ON_CLS_STREAM)) {
- ci->m_flags &= ~S_DEL_ON_CLS_STREAM;
- err = ksmbd_vfs_remove_xattr(file_mnt_idmap(filp),
- &filp->f_path,
- fp->stream.name,
- true);
- if (err)
- pr_err("remove xattr failed : %s\n",
- fp->stream.name);
+
+ if (ksmbd_stream_fd(fp)) {
+ bool remove_stream_xattr = false;
+
+ down_write(&ci->m_lock);
+ if (ci->m_flags & S_DEL_ON_CLS_STREAM) {
+ ci->m_flags &= ~S_DEL_ON_CLS_STREAM;
+ remove_stream_xattr = true;
+ }
+ up_write(&ci->m_lock);
+
+ if (remove_stream_xattr) {
+ err = ksmbd_vfs_remove_xattr(file_mnt_idmap(filp),
+ &filp->f_path,
+ fp->stream.name,
+ true);
+ if (err)
+ pr_err("remove xattr failed : %s\n",
+ fp->stream.name);
+ }
}
if (atomic_dec_and_test(&ci->m_count)) {
+ bool do_unlink = false;
+
down_write(&ci->m_lock);
if (ci->m_flags & (S_DEL_ON_CLS | S_DEL_PENDING)) {
ci->m_flags &= ~(S_DEL_ON_CLS | S_DEL_PENDING);
- up_write(&ci->m_lock);
- ksmbd_vfs_unlink(filp);
- down_write(&ci->m_lock);
+ do_unlink = true;
}
up_write(&ci->m_lock);
+ if (do_unlink)
+ ksmbd_vfs_unlink(filp);
+
ksmbd_inode_free(ci);
}
}
diff --git a/fs/tracefs/event_inode.c b/fs/tracefs/event_inode.c
index 73a08db3b7a8..4190e6155044 100644
--- a/fs/tracefs/event_inode.c
+++ b/fs/tracefs/event_inode.c
@@ -827,7 +827,7 @@ struct eventfs_inode *eventfs_create_events_dir(const char *name, struct dentry
const struct eventfs_entry *entries,
int size, void *data)
{
- struct dentry *dentry = tracefs_start_creating(name, parent);
+ struct dentry *dentry;
struct eventfs_root_inode *rei;
struct eventfs_inode *ei;
struct tracefs_inode *ti;
@@ -838,6 +838,7 @@ struct eventfs_inode *eventfs_create_events_dir(const char *name, struct dentry
if (security_locked_down(LOCKDOWN_TRACEFS))
return NULL;
+ dentry = tracefs_start_creating(name, parent);
if (IS_ERR(dentry))
return ERR_CAST(dentry);
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index b02ce568de0c..12134c79301a 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -900,6 +900,7 @@ xfs_buf_item_init(
map_size = DIV_ROUND_UP(chunks, NBWORD);
if (map_size > XFS_BLF_DATAMAP_SIZE) {
+ xfs_buf_item_free_format(bip);
kmem_cache_free(xfs_buf_item_cache, bip);
xfs_err(mp,
"buffer item dirty bitmap (%u uints) too small to reflect %u bytes!",
diff --git a/include/linux/balloon_compaction.h b/include/linux/balloon_compaction.h
index 5ca2d5699620..b9f19da37b08 100644
--- a/include/linux/balloon_compaction.h
+++ b/include/linux/balloon_compaction.h
@@ -97,27 +97,6 @@ static inline void balloon_page_insert(struct balloon_dev_info *balloon,
list_add(&page->lru, &balloon->pages);
}
-/*
- * balloon_page_delete - delete a page from balloon's page list and clear
- * the page->private assignement accordingly.
- * @page : page to be released from balloon's page list
- *
- * Caller must ensure the page is locked and the spin_lock protecting balloon
- * pages list is held before deleting a page from the balloon device.
- */
-static inline void balloon_page_delete(struct page *page)
-{
- __ClearPageOffline(page);
- __ClearPageMovable(page);
- set_page_private(page, 0);
- /*
- * No touch page.lru field once @page has been isolated
- * because VM is using the field.
- */
- if (!PageIsolated(page))
- list_del(&page->lru);
-}
-
/*
* balloon_page_device - get the b_dev_info descriptor for the balloon device
* that enqueues the given page.
@@ -141,12 +120,6 @@ static inline void balloon_page_insert(struct balloon_dev_info *balloon,
list_add(&page->lru, &balloon->pages);
}
-static inline void balloon_page_delete(struct page *page)
-{
- __ClearPageOffline(page);
- list_del(&page->lru);
-}
-
static inline gfp_t balloon_mapping_gfp_mask(void)
{
return GFP_HIGHUSER;
@@ -154,6 +127,22 @@ static inline gfp_t balloon_mapping_gfp_mask(void)
#endif /* CONFIG_BALLOON_COMPACTION */
+/*
+ * balloon_page_finalize - prepare a balloon page that was removed from the
+ * balloon list for release to the page allocator
+ * @page: page to be released to the page allocator
+ *
+ * Caller must ensure that the page is locked.
+ */
+static inline void balloon_page_finalize(struct page *page)
+{
+ if (IS_ENABLED(CONFIG_BALLOON_COMPACTION)) {
+ __ClearPageMovable(page);
+ set_page_private(page, 0);
+ }
+ __ClearPageOffline(page);
+}
+
/*
* balloon_page_push - insert a page into a page list.
* @head : pointer to list
diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h
index d328b318e44b..b8ef39ca3d74 100644
--- a/include/linux/blk_types.h
+++ b/include/linux/blk_types.h
@@ -508,10 +508,7 @@ static inline bool op_is_discard(blk_opf_t op)
}
/*
- * Check if a bio or request operation is a zone management operation, with
- * the exception of REQ_OP_ZONE_RESET_ALL which is treated as a special case
- * due to its different handling in the block layer and device response in
- * case of command failure.
+ * Check if a bio or request operation is a zone management operation.
*/
static inline bool op_is_zone_mgmt(enum req_op op)
{
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index 5c8aca9c3456..b63da6b03d33 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -4,6 +4,19 @@
#ifndef __ASSEMBLY__
+/*
+ * C23 introduces "auto" as a standard way to define type-inferred
+ * variables, but "auto" has been a (useless) keyword even since K&R C,
+ * so it has always been "namespace reserved."
+ *
+ * Until at some future time we require C23 support, we need the gcc
+ * extension __auto_type, but there is no reason to put that elsewhere
+ * in the source code.
+ */
+#if __STDC_VERSION__ < 202311L
+# define auto __auto_type
+#endif
+
/*
* Skipped when running bindgen due to a libclang issue;
* see https://github.com/rust-lang/rust-bindgen/issues/2244.
diff --git a/include/linux/cper.h b/include/linux/cper.h
index c1a7dc325121..ad1ed2473091 100644
--- a/include/linux/cper.h
+++ b/include/linux/cper.h
@@ -270,11 +270,11 @@ enum {
#define CPER_ARM_INFO_FLAGS_PROPAGATED BIT(2)
#define CPER_ARM_INFO_FLAGS_OVERFLOW BIT(3)
-#define CPER_ARM_CACHE_ERROR 0
-#define CPER_ARM_TLB_ERROR 1
-#define CPER_ARM_BUS_ERROR 2
-#define CPER_ARM_VENDOR_ERROR 3
-#define CPER_ARM_MAX_TYPE CPER_ARM_VENDOR_ERROR
+#define CPER_ARM_ERR_TYPE_MASK GENMASK(4,1)
+#define CPER_ARM_CACHE_ERROR BIT(1)
+#define CPER_ARM_TLB_ERROR BIT(2)
+#define CPER_ARM_BUS_ERROR BIT(3)
+#define CPER_ARM_VENDOR_ERROR BIT(4)
#define CPER_ARM_ERR_VALID_TRANSACTION_TYPE BIT(0)
#define CPER_ARM_ERR_VALID_OPERATION_TYPE BIT(1)
@@ -561,6 +561,8 @@ const char *cper_mem_err_type_str(unsigned int);
const char *cper_mem_err_status_str(u64 status);
void cper_print_bits(const char *prefix, unsigned int bits,
const char * const strs[], unsigned int strs_size);
+int cper_bits_to_str(char *buf, int buf_size, unsigned long bits,
+ const char * const strs[], unsigned int strs_size);
void cper_mem_err_pack(const struct cper_sec_mem_err *,
struct cper_mem_err_compact *);
const char *cper_mem_err_unpack(struct trace_seq *,
diff --git a/include/linux/filter.h b/include/linux/filter.h
index ad5a3d68b555..30fe140d4888 100644
--- a/include/linux/filter.h
+++ b/include/linux/filter.h
@@ -599,15 +599,19 @@ static __always_inline u32 __bpf_prog_run(const struct bpf_prog *prog,
cant_migrate();
if (static_branch_unlikely(&bpf_stats_enabled_key)) {
struct bpf_prog_stats *stats;
- u64 start = sched_clock();
+ u64 duration, start = sched_clock();
unsigned long flags;
ret = dfunc(ctx, prog->insnsi, prog->bpf_func);
- stats = this_cpu_ptr(prog->stats);
- flags = u64_stats_update_begin_irqsave(&stats->syncp);
- u64_stats_inc(&stats->cnt);
- u64_stats_add(&stats->nsecs, sched_clock() - start);
- u64_stats_update_end_irqrestore(&stats->syncp, flags);
+
+ duration = sched_clock() - start;
+ if (likely(prog->stats)) {
+ stats = this_cpu_ptr(prog->stats);
+ flags = u64_stats_update_begin_irqsave(&stats->syncp);
+ u64_stats_inc(&stats->cnt);
+ u64_stats_add(&stats->nsecs, duration);
+ u64_stats_update_end_irqrestore(&stats->syncp, flags);
+ }
} else {
ret = dfunc(ctx, prog->insnsi, prog->bpf_func);
}
diff --git a/include/linux/genalloc.h b/include/linux/genalloc.h
index 0bd581003cd5..60de63e46b33 100644
--- a/include/linux/genalloc.h
+++ b/include/linux/genalloc.h
@@ -44,6 +44,7 @@ struct gen_pool;
* @nr: The number of zeroed bits we're looking for
* @data: optional additional data used by the callback
* @pool: the pool being allocated from
+ * @start_addr: start address of memory chunk
*/
typedef unsigned long (*genpool_algo_t)(unsigned long *map,
unsigned long size,
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 0ff10007eb1a..38e3e81b880f 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -3297,8 +3297,8 @@ enum ieee80211_statuscode {
WLAN_STATUS_DENIED_WITH_SUGGESTED_BAND_AND_CHANNEL = 99,
WLAN_STATUS_DENIED_DUE_TO_SPECTRUM_MANAGEMENT = 103,
/* 802.11ai */
- WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 108,
- WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 109,
+ WLAN_STATUS_FILS_AUTHENTICATION_FAILURE = 112,
+ WLAN_STATUS_UNKNOWN_AUTHENTICATION_SERVER = 113,
WLAN_STATUS_SAE_HASH_TO_ELEMENT = 126,
WLAN_STATUS_SAE_PK = 127,
};
diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h
index 3ff96ae31bf6..c5fe3b2a53e8 100644
--- a/include/linux/if_bridge.h
+++ b/include/linux/if_bridge.h
@@ -65,11 +65,9 @@ struct br_ip_list {
#define BR_DEFAULT_AGEING_TIME (300 * HZ)
struct net_bridge;
-void brioctl_set(int (*hook)(struct net *net, struct net_bridge *br,
- unsigned int cmd, struct ifreq *ifr,
+void brioctl_set(int (*hook)(struct net *net, unsigned int cmd,
void __user *uarg));
-int br_ioctl_call(struct net *net, struct net_bridge *br, unsigned int cmd,
- struct ifreq *ifr, void __user *uarg);
+int br_ioctl_call(struct net *net, unsigned int cmd, void __user *uarg);
#if IS_ENABLED(CONFIG_BRIDGE) && IS_ENABLED(CONFIG_BRIDGE_IGMP_SNOOPING)
int br_multicast_list_adjacent(struct net_device *dev,
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index f0bc9aa5aed3..7dad9b761cbc 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -1266,6 +1266,12 @@ struct journal_s
*/
struct lockdep_map j_trans_commit_map;
#endif
+ /**
+ * @jbd2_trans_commit_key:
+ *
+ * "struct lock_class_key" for @j_trans_commit_map
+ */
+ struct lock_class_key jbd2_trans_commit_key;
/**
* @j_fc_cleanup_callback:
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 71fa9a40fb5a..92bc6bfde603 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -423,6 +423,16 @@ static __always_inline void kasan_poison_vmalloc(const void *start,
__kasan_poison_vmalloc(start, size);
}
+void __kasan_unpoison_vmap_areas(struct vm_struct **vms, int nr_vms,
+ kasan_vmalloc_flags_t flags);
+static __always_inline void
+kasan_unpoison_vmap_areas(struct vm_struct **vms, int nr_vms,
+ kasan_vmalloc_flags_t flags)
+{
+ if (kasan_enabled())
+ __kasan_unpoison_vmap_areas(vms, nr_vms, flags);
+}
+
#else /* CONFIG_KASAN_VMALLOC */
static inline void kasan_populate_early_vm_area_shadow(void *start,
@@ -446,6 +456,11 @@ static inline void *kasan_unpoison_vmalloc(const void *start,
static inline void kasan_poison_vmalloc(const void *start, unsigned long size)
{ }
+static __always_inline void
+kasan_unpoison_vmap_areas(struct vm_struct **vms, int nr_vms,
+ kasan_vmalloc_flags_t flags)
+{ }
+
#endif /* CONFIG_KASAN_VMALLOC */
#if (defined(CONFIG_KASAN_GENERIC) || defined(CONFIG_KASAN_SW_TAGS)) && \
diff --git a/include/linux/mm.h b/include/linux/mm.h
index fa5b11452ae6..dd763d3da86d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2194,13 +2194,13 @@ static inline int folio_expected_ref_count(struct folio *folio)
const int order = folio_order(folio);
int ref_count = 0;
- if (WARN_ON_ONCE(folio_test_slab(folio)))
+ if (WARN_ON_ONCE(page_has_type(&folio->page) && !folio_test_hugetlb(folio)))
return 0;
- if (folio_test_anon(folio)) {
- /* One reference per page from the swapcache. */
- ref_count += folio_test_swapcache(folio) << order;
- } else if (!((unsigned long)folio->mapping & PAGE_MAPPING_FLAGS)) {
+ /* One reference per page from the swapcache. */
+ ref_count += folio_test_swapcache(folio) << order;
+
+ if (!folio_test_anon(folio)) {
/* One reference per page from the pagecache. */
ref_count += !!folio->mapping << order;
/* One reference from PG_private. */
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 374b1b208bd8..4ca77c50e489 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -157,8 +157,13 @@ struct nfs_server {
#define NFS_MOUNT_TRUNK_DISCOVERY 0x04000000
#define NFS_MOUNT_SHUTDOWN 0x08000000
- unsigned int fattr_valid; /* Valid attributes */
+ unsigned int automount_inherit; /* Properties inherited by automount */
+#define NFS_AUTOMOUNT_INHERIT_BSIZE 0x0001
+#define NFS_AUTOMOUNT_INHERIT_RSIZE 0x0002
+#define NFS_AUTOMOUNT_INHERIT_WSIZE 0x0004
+
unsigned int caps; /* server capabilities */
+ __u64 fattr_valid; /* Valid attributes */
unsigned int rsize; /* read size */
unsigned int rpages; /* read size (in pages) */
unsigned int wsize; /* write size */
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 12bbb5c63664..e2a99bf46cdf 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -45,7 +45,7 @@ struct nfs4_threshold {
};
struct nfs_fattr {
- unsigned int valid; /* which fields are valid */
+ __u64 valid; /* which fields are valid */
umode_t mode;
__u32 nlink;
kuid_t uid;
@@ -80,32 +80,32 @@ struct nfs_fattr {
struct nfs4_label *label;
};
-#define NFS_ATTR_FATTR_TYPE (1U << 0)
-#define NFS_ATTR_FATTR_MODE (1U << 1)
-#define NFS_ATTR_FATTR_NLINK (1U << 2)
-#define NFS_ATTR_FATTR_OWNER (1U << 3)
-#define NFS_ATTR_FATTR_GROUP (1U << 4)
-#define NFS_ATTR_FATTR_RDEV (1U << 5)
-#define NFS_ATTR_FATTR_SIZE (1U << 6)
-#define NFS_ATTR_FATTR_PRESIZE (1U << 7)
-#define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8)
-#define NFS_ATTR_FATTR_SPACE_USED (1U << 9)
-#define NFS_ATTR_FATTR_FSID (1U << 10)
-#define NFS_ATTR_FATTR_FILEID (1U << 11)
-#define NFS_ATTR_FATTR_ATIME (1U << 12)
-#define NFS_ATTR_FATTR_MTIME (1U << 13)
-#define NFS_ATTR_FATTR_CTIME (1U << 14)
-#define NFS_ATTR_FATTR_PREMTIME (1U << 15)
-#define NFS_ATTR_FATTR_PRECTIME (1U << 16)
-#define NFS_ATTR_FATTR_CHANGE (1U << 17)
-#define NFS_ATTR_FATTR_PRECHANGE (1U << 18)
-#define NFS_ATTR_FATTR_V4_LOCATIONS (1U << 19)
-#define NFS_ATTR_FATTR_V4_REFERRAL (1U << 20)
-#define NFS_ATTR_FATTR_MOUNTPOINT (1U << 21)
-#define NFS_ATTR_FATTR_MOUNTED_ON_FILEID (1U << 22)
-#define NFS_ATTR_FATTR_OWNER_NAME (1U << 23)
-#define NFS_ATTR_FATTR_GROUP_NAME (1U << 24)
-#define NFS_ATTR_FATTR_V4_SECURITY_LABEL (1U << 25)
+#define NFS_ATTR_FATTR_TYPE BIT_ULL(0)
+#define NFS_ATTR_FATTR_MODE BIT_ULL(1)
+#define NFS_ATTR_FATTR_NLINK BIT_ULL(2)
+#define NFS_ATTR_FATTR_OWNER BIT_ULL(3)
+#define NFS_ATTR_FATTR_GROUP BIT_ULL(4)
+#define NFS_ATTR_FATTR_RDEV BIT_ULL(5)
+#define NFS_ATTR_FATTR_SIZE BIT_ULL(6)
+#define NFS_ATTR_FATTR_PRESIZE BIT_ULL(7)
+#define NFS_ATTR_FATTR_BLOCKS_USED BIT_ULL(8)
+#define NFS_ATTR_FATTR_SPACE_USED BIT_ULL(9)
+#define NFS_ATTR_FATTR_FSID BIT_ULL(10)
+#define NFS_ATTR_FATTR_FILEID BIT_ULL(11)
+#define NFS_ATTR_FATTR_ATIME BIT_ULL(12)
+#define NFS_ATTR_FATTR_MTIME BIT_ULL(13)
+#define NFS_ATTR_FATTR_CTIME BIT_ULL(14)
+#define NFS_ATTR_FATTR_PREMTIME BIT_ULL(15)
+#define NFS_ATTR_FATTR_PRECTIME BIT_ULL(16)
+#define NFS_ATTR_FATTR_CHANGE BIT_ULL(17)
+#define NFS_ATTR_FATTR_PRECHANGE BIT_ULL(18)
+#define NFS_ATTR_FATTR_V4_LOCATIONS BIT_ULL(19)
+#define NFS_ATTR_FATTR_V4_REFERRAL BIT_ULL(20)
+#define NFS_ATTR_FATTR_MOUNTPOINT BIT_ULL(21)
+#define NFS_ATTR_FATTR_MOUNTED_ON_FILEID BIT_ULL(22)
+#define NFS_ATTR_FATTR_OWNER_NAME BIT_ULL(23)
+#define NFS_ATTR_FATTR_GROUP_NAME BIT_ULL(24)
+#define NFS_ATTR_FATTR_V4_SECURITY_LABEL BIT_ULL(25)
#define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
| NFS_ATTR_FATTR_MODE \
diff --git a/include/linux/platform_data/lp855x.h b/include/linux/platform_data/lp855x.h
index ab222dd05bbc..3b4a891acefe 100644
--- a/include/linux/platform_data/lp855x.h
+++ b/include/linux/platform_data/lp855x.h
@@ -124,12 +124,12 @@ struct lp855x_rom_data {
};
/**
- * struct lp855x_platform_data
+ * struct lp855x_platform_data - lp855 platform-specific data
* @name : Backlight driver name. If it is not defined, default name is set.
* @device_control : value of DEVICE CONTROL register
* @initial_brightness : initial value of backlight brightness
* @period_ns : platform specific pwm period value. unit is nano.
- Only valid when mode is PWM_BASED.
+ * Only valid when mode is PWM_BASED.
* @size_program : total size of lp855x_rom_data
* @rom_data : list of new eeprom/eprom registers
*/
diff --git a/include/linux/rculist_nulls.h b/include/linux/rculist_nulls.h
index 89186c499dd4..c26cb83ca071 100644
--- a/include/linux/rculist_nulls.h
+++ b/include/linux/rculist_nulls.h
@@ -52,6 +52,13 @@ static inline void hlist_nulls_del_init_rcu(struct hlist_nulls_node *n)
#define hlist_nulls_next_rcu(node) \
(*((struct hlist_nulls_node __rcu __force **)&(node)->next))
+/**
+ * hlist_nulls_pprev_rcu - returns the dereferenced pprev of @node.
+ * @node: element of the list.
+ */
+#define hlist_nulls_pprev_rcu(node) \
+ (*((struct hlist_nulls_node __rcu __force **)(node)->pprev))
+
/**
* hlist_nulls_del_rcu - deletes entry from hash list without re-initialization
* @n: the element to delete from the hash list.
@@ -152,6 +159,58 @@ static inline void hlist_nulls_add_fake(struct hlist_nulls_node *n)
n->next = (struct hlist_nulls_node *)NULLS_MARKER(NULL);
}
+/**
+ * hlist_nulls_replace_rcu - replace an old entry by a new one
+ * @old: the element to be replaced
+ * @new: the new element to insert
+ *
+ * Description:
+ * Replace the old entry with the new one in a RCU-protected hlist_nulls, while
+ * permitting racing traversals.
+ *
+ * The caller must take whatever precautions are necessary (such as holding
+ * appropriate locks) to avoid racing with another list-mutation primitive, such
+ * as hlist_nulls_add_head_rcu() or hlist_nulls_del_rcu(), running on this same
+ * list. However, it is perfectly legal to run concurrently with the _rcu
+ * list-traversal primitives, such as hlist_nulls_for_each_entry_rcu().
+ */
+static inline void hlist_nulls_replace_rcu(struct hlist_nulls_node *old,
+ struct hlist_nulls_node *new)
+{
+ struct hlist_nulls_node *next = old->next;
+
+ WRITE_ONCE(new->next, next);
+ WRITE_ONCE(new->pprev, old->pprev);
+ rcu_assign_pointer(hlist_nulls_pprev_rcu(new), new);
+ if (!is_a_nulls(next))
+ WRITE_ONCE(next->pprev, &new->next);
+}
+
+/**
+ * hlist_nulls_replace_init_rcu - replace an old entry by a new one and
+ * initialize the old
+ * @old: the element to be replaced
+ * @new: the new element to insert
+ *
+ * Description:
+ * Replace the old entry with the new one in a RCU-protected hlist_nulls, while
+ * permitting racing traversals, and reinitialize the old entry.
+ *
+ * Note: @old must be hashed.
+ *
+ * The caller must take whatever precautions are necessary (such as holding
+ * appropriate locks) to avoid racing with another list-mutation primitive, such
+ * as hlist_nulls_add_head_rcu() or hlist_nulls_del_rcu(), running on this same
+ * list. However, it is perfectly legal to run concurrently with the _rcu
+ * list-traversal primitives, such as hlist_nulls_for_each_entry_rcu().
+ */
+static inline void hlist_nulls_replace_init_rcu(struct hlist_nulls_node *old,
+ struct hlist_nulls_node *new)
+{
+ hlist_nulls_replace_rcu(old, new);
+ WRITE_ONCE(old->pprev, NULL);
+}
+
/**
* hlist_nulls_for_each_entry_rcu - iterate over rcu list of given type
* @tpos: the type * to use as a loop cursor.
diff --git a/include/linux/reset.h b/include/linux/reset.h
index 514ddf003efc..4b31d683776e 100644
--- a/include/linux/reset.h
+++ b/include/linux/reset.h
@@ -2,6 +2,7 @@
#ifndef _LINUX_RESET_H_
#define _LINUX_RESET_H_
+#include <linux/bits.h>
#include <linux/err.h>
#include <linux/errno.h>
#include <linux/types.h>
diff --git a/include/linux/sched/topology.h b/include/linux/sched/topology.h
index 9671b7234684..197039bab8e6 100644
--- a/include/linux/sched/topology.h
+++ b/include/linux/sched/topology.h
@@ -106,6 +106,9 @@ struct sched_domain {
unsigned int nr_balance_failed; /* initialise to 0 */
/* idle_balance() stats */
+ unsigned int newidle_call;
+ unsigned int newidle_success;
+ unsigned int newidle_ratio;
u64 max_newidle_lb_cost;
unsigned long last_decay_max_lb_cost;
diff --git a/include/linux/tpm.h b/include/linux/tpm.h
index bf8a4ec8a01c..f5e7cca2f257 100644
--- a/include/linux/tpm.h
+++ b/include/linux/tpm.h
@@ -25,7 +25,9 @@
#include <crypto/hash_info.h>
#define TPM_DIGEST_SIZE 20 /* Max TPM v1.2 PCR size */
-#define TPM_MAX_DIGEST_SIZE SHA512_DIGEST_SIZE
+
+#define TPM2_MAX_DIGEST_SIZE SHA512_DIGEST_SIZE
+#define TPM2_MAX_PCR_BANKS 8
struct tpm_chip;
struct trusted_key_payload;
@@ -51,7 +53,7 @@ enum tpm_algorithms {
struct tpm_digest {
u16 alg_id;
- u8 digest[TPM_MAX_DIGEST_SIZE];
+ u8 digest[TPM2_MAX_DIGEST_SIZE];
} __packed;
struct tpm_bank_info {
@@ -157,7 +159,7 @@ struct tpm_chip {
unsigned int groups_cnt;
u32 nr_allocated_banks;
- struct tpm_bank_info *allocated_banks;
+ struct tpm_bank_info allocated_banks[TPM2_MAX_PCR_BANKS];
#ifdef CONFIG_ACPI
acpi_handle acpi_dev_handle;
char ppi_version[TPM_PPI_VERSION_LEN + 1];
diff --git a/include/linux/tty_port.h b/include/linux/tty_port.h
index 6b367eb17979..0b97e562894b 100644
--- a/include/linux/tty_port.h
+++ b/include/linux/tty_port.h
@@ -235,7 +235,7 @@ bool tty_port_carrier_raised(struct tty_port *port);
void tty_port_raise_dtr_rts(struct tty_port *port);
void tty_port_lower_dtr_rts(struct tty_port *port);
void tty_port_hangup(struct tty_port *port);
-void tty_port_tty_hangup(struct tty_port *port, bool check_clocal);
+void __tty_port_tty_hangup(struct tty_port *port, bool check_clocal, bool async);
void tty_port_tty_wakeup(struct tty_port *port);
int tty_port_block_til_ready(struct tty_port *port, struct tty_struct *tty,
struct file *filp);
@@ -254,4 +254,23 @@ static inline int tty_port_users(struct tty_port *port)
return port->count + port->blocked_open;
}
+/**
+ * tty_port_tty_hangup - helper to hang up a tty asynchronously
+ * @port: tty port
+ * @check_clocal: hang only ttys with %CLOCAL unset?
+ */
+static inline void tty_port_tty_hangup(struct tty_port *port, bool check_clocal)
+{
+ __tty_port_tty_hangup(port, check_clocal, true);
+}
+
+/**
+ * tty_port_tty_vhangup - helper to hang up a tty synchronously
+ * @port: tty port
+ */
+static inline void tty_port_tty_vhangup(struct tty_port *port)
+{
+ __tty_port_tty_hangup(port, false, false);
+}
+
#endif
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index 2b3438de2c4d..7528255068fd 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -71,7 +71,7 @@ typedef void vq_callback_t(struct virtqueue *);
* vdev: the virtio_device
* This sends the driver feature bits to the device: it can change
* the dev->feature bits if it wants.
- * Note that despite the name this can be called any number of
+ * Note that despite the name this can be called any number of
* times.
* Returns 0 on success or error status
* @bus_name: return the bus name associated with the device (optional)
@@ -288,7 +288,7 @@ void virtio_device_ready(struct virtio_device *dev)
* specific set_status() method.
*
* A well behaved device will only notify a virtqueue after
- * DRIVER_OK, this means the device should "see" the coherenct
+ * DRIVER_OK, this means the device should "see" the coherent
* memory write that set vq->broken as false which is done by
* the driver when it sees DRIVER_OK, then the following
* driver's vring_interrupt() will see vq->broken as false so
@@ -310,7 +310,7 @@ const char *virtio_bus_name(struct virtio_device *vdev)
* @vq: the virtqueue
* @cpu_mask: the cpu mask
*
- * Pay attention the function are best-effort: the affinity hint may not be set
+ * Note that this function is best-effort: the affinity hint may not be set
* due to config support, irq type and sharing.
*
*/
diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h
index d6c8eb2b5201..370c230ad3be 100644
--- a/include/media/v4l2-mem2mem.h
+++ b/include/media/v4l2-mem2mem.h
@@ -185,8 +185,7 @@ void v4l2_m2m_try_schedule(struct v4l2_m2m_ctx *m2m_ctx);
* other instances to take control of the device.
*
* This function has to be called only after &v4l2_m2m_ops->device_run
- * callback has been called on the driver. To prevent recursion, it should
- * not be called directly from the &v4l2_m2m_ops->device_run callback though.
+ * callback has been called on the driver.
*/
void v4l2_m2m_job_finish(struct v4l2_m2m_dev *m2m_dev,
struct v4l2_m2m_ctx *m2m_ctx);
diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 1121d614942c..f4c5b705418c 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -179,6 +179,9 @@ struct fib6_info {
refcount_t fib6_ref;
unsigned long expires;
+
+ struct hlist_node gc_link;
+
struct dst_metrics *fib6_metrics;
#define fib6_pmtu fib6_metrics->metrics[RTAX_MTU-1]
@@ -249,12 +252,18 @@ static inline bool fib6_requires_src(const struct fib6_info *rt)
return rt->fib6_src.plen > 0;
}
+/* The callers should hold f6i->fib6_table->tb6_lock if a route has ever
+ * been added to a table before.
+ */
static inline void fib6_clean_expires(struct fib6_info *f6i)
{
f6i->fib6_flags &= ~RTF_EXPIRES;
f6i->expires = 0;
}
+/* The callers should hold f6i->fib6_table->tb6_lock if a route has ever
+ * been added to a table before.
+ */
static inline void fib6_set_expires(struct fib6_info *f6i,
unsigned long expires)
{
@@ -335,8 +344,10 @@ static inline bool fib6_info_hold_safe(struct fib6_info *f6i)
static inline void fib6_info_release(struct fib6_info *f6i)
{
- if (f6i && refcount_dec_and_test(&f6i->fib6_ref))
+ if (f6i && refcount_dec_and_test(&f6i->fib6_ref)) {
+ DEBUG_NET_WARN_ON_ONCE(!hlist_unhashed(&f6i->gc_link));
call_rcu(&f6i->rcu, fib6_info_destroy_rcu);
+ }
}
enum fib6_walk_state {
@@ -390,6 +401,7 @@ struct fib6_table {
struct inet_peer_base tb6_peers;
unsigned int flags;
unsigned int fib_seq;
+ struct hlist_head tb6_gc_hlist; /* GC candidates */
#define RT6_TABLE_HAS_DFLT_ROUTER BIT(0)
};
@@ -506,6 +518,38 @@ void fib6_gc_cleanup(void);
int fib6_init(void);
+/* Add the route to the gc list if it is not already there
+ *
+ * The callers should hold f6i->fib6_table->tb6_lock.
+ */
+static inline void fib6_add_gc_list(struct fib6_info *f6i)
+{
+ /* If fib6_node is null, the f6i is not in (or removed from) the
+ * table.
+ *
+ * There is a gap between finding the f6i from the table and
+ * calling this function without the protection of the tb6_lock.
+ * This check makes sure the f6i is not added to the gc list when
+ * it is not on the table.
+ */
+ if (!rcu_dereference_protected(f6i->fib6_node,
+ lockdep_is_held(&f6i->fib6_table->tb6_lock)))
+ return;
+
+ if (hlist_unhashed(&f6i->gc_link))
+ hlist_add_head(&f6i->gc_link, &f6i->fib6_table->tb6_gc_hlist);
+}
+
+/* Remove the route from the gc list if it is on the list.
+ *
+ * The callers should hold f6i->fib6_table->tb6_lock.
+ */
+static inline void fib6_remove_gc_list(struct fib6_info *f6i)
+{
+ if (!hlist_unhashed(&f6i->gc_link))
+ hlist_del_init(&f6i->gc_link);
+}
+
struct ipv6_route_iter {
struct seq_net_private p;
struct fib6_walker w;
diff --git a/include/net/netfilter/nf_conntrack_count.h b/include/net/netfilter/nf_conntrack_count.h
index e227d997fc71..115bb7e572f7 100644
--- a/include/net/netfilter/nf_conntrack_count.h
+++ b/include/net/netfilter/nf_conntrack_count.h
@@ -20,15 +20,14 @@ struct nf_conncount_data *nf_conncount_init(struct net *net, unsigned int family
void nf_conncount_destroy(struct net *net, unsigned int family,
struct nf_conncount_data *data);
-unsigned int nf_conncount_count(struct net *net,
- struct nf_conncount_data *data,
- const u32 *key,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone);
-
-int nf_conncount_add(struct net *net, struct nf_conncount_list *list,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone);
+unsigned int nf_conncount_count_skb(struct net *net,
+ const struct sk_buff *skb,
+ u16 l3num,
+ struct nf_conncount_data *data,
+ const u32 *key);
+
+int nf_conncount_add_skb(struct net *net, const struct sk_buff *skb,
+ u16 l3num, struct nf_conncount_list *list);
void nf_conncount_list_init(struct nf_conncount_list *list);
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 32606d543060..a8fcbdb37a7f 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -221,6 +221,7 @@ struct nft_ctx {
u8 family;
u8 level;
bool report;
+ DECLARE_BITMAP(reg_inited, NFT_REG32_NUM);
};
enum nft_data_desc_flags {
@@ -254,7 +255,8 @@ static inline enum nft_registers nft_type_to_reg(enum nft_data_types type)
int nft_parse_u32_check(const struct nlattr *attr, int max, u32 *dest);
int nft_dump_register(struct sk_buff *skb, unsigned int attr, unsigned int reg);
-int nft_parse_register_load(const struct nlattr *attr, u8 *sreg, u32 len);
+int nft_parse_register_load(const struct nft_ctx *ctx,
+ const struct nlattr *attr, u8 *sreg, u32 len);
int nft_parse_register_store(const struct nft_ctx *ctx,
const struct nlattr *attr, u8 *dreg,
const struct nft_data *data,
diff --git a/include/net/sock.h b/include/net/sock.h
index f8e029cc48cc..d516ed805008 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -825,6 +825,19 @@ static inline bool sk_nulls_del_node_init_rcu(struct sock *sk)
return rc;
}
+static inline bool sk_nulls_replace_node_init_rcu(struct sock *old,
+ struct sock *new)
+{
+ if (sk_hashed(old)) {
+ hlist_nulls_replace_init_rcu(&old->sk_nulls_node,
+ &new->sk_nulls_node);
+ __sock_put(old);
+ return true;
+ }
+
+ return false;
+}
+
static inline void __sk_add_node(struct sock *sk, struct hlist_head *list)
{
hlist_add_head(&sk->sk_node, list);
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 84a1c8c861d2..892fb8c31c32 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -414,7 +414,6 @@ int xfrm_input_register_afinfo(const struct xfrm_input_afinfo *afinfo);
int xfrm_input_unregister_afinfo(const struct xfrm_input_afinfo *afinfo);
void xfrm_flush_gc(void);
-void xfrm_state_delete_tunnel(struct xfrm_state *x);
struct xfrm_type {
struct module *owner;
@@ -810,7 +809,7 @@ static inline void xfrm_pols_put(struct xfrm_policy **pols, int npols)
xfrm_pol_put(pols[i]);
}
-void __xfrm_state_destroy(struct xfrm_state *, bool);
+void __xfrm_state_destroy(struct xfrm_state *);
static inline void __xfrm_state_put(struct xfrm_state *x)
{
@@ -820,13 +819,7 @@ static inline void __xfrm_state_put(struct xfrm_state *x)
static inline void xfrm_state_put(struct xfrm_state *x)
{
if (refcount_dec_and_test(&x->refcnt))
- __xfrm_state_destroy(x, false);
-}
-
-static inline void xfrm_state_put_sync(struct xfrm_state *x)
-{
- if (refcount_dec_and_test(&x->refcnt))
- __xfrm_state_destroy(x, true);
+ __xfrm_state_destroy(x);
}
static inline void xfrm_state_hold(struct xfrm_state *x)
@@ -1662,7 +1655,7 @@ struct xfrmk_spdinfo {
struct xfrm_state *xfrm_find_acq_byseq(struct net *net, u32 mark, u32 seq);
int xfrm_state_delete(struct xfrm_state *x);
-int xfrm_state_flush(struct net *net, u8 proto, bool task_valid, bool sync);
+int xfrm_state_flush(struct net *net, u8 proto, bool task_valid);
int xfrm_dev_state_flush(struct net *net, struct net_device *dev, bool task_valid);
int xfrm_dev_policy_flush(struct net *net, struct net_device *dev,
bool task_valid);
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index c7e9ec9e9a80..de1d88d41270 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -4444,6 +4444,8 @@ struct net_device *ib_get_net_dev_by_params(struct ib_device *dev, u32 port,
const struct sockaddr *addr);
int ib_device_set_netdev(struct ib_device *ib_dev, struct net_device *ndev,
unsigned int port);
+struct net_device *ib_device_get_netdev(struct ib_device *ib_dev,
+ u32 port);
struct ib_wq *ib_create_wq(struct ib_pd *pd,
struct ib_wq_init_attr *init_attr);
int ib_destroy_wq_user(struct ib_wq *wq, struct ib_udata *udata);
diff --git a/include/sound/snd_wavefront.h b/include/sound/snd_wavefront.h
index 55053557c898..27f7e8a477c2 100644
--- a/include/sound/snd_wavefront.h
+++ b/include/sound/snd_wavefront.h
@@ -137,8 +137,4 @@ extern int snd_wavefront_fx_ioctl (struct snd_hwdep *,
extern int snd_wavefront_fx_open (struct snd_hwdep *, struct file *);
extern int snd_wavefront_fx_release (struct snd_hwdep *, struct file *);
-/* prefix in all snd_printk() delivered messages */
-
-#define LOGNAME "WaveFront: "
-
#endif /* __SOUND_SND_WAVEFRONT_H__ */
diff --git a/include/uapi/linux/mptcp.h b/include/uapi/linux/mptcp.h
index 00d622121673..926d5de5fd21 100644
--- a/include/uapi/linux/mptcp.h
+++ b/include/uapi/linux/mptcp.h
@@ -88,6 +88,7 @@ enum {
#define MPTCP_PM_ADDR_FLAG_BACKUP (1 << 2)
#define MPTCP_PM_ADDR_FLAG_FULLMESH (1 << 3)
#define MPTCP_PM_ADDR_FLAG_IMPLICIT (1 << 4)
+#define MPTCP_PM_ADDR_FLAGS_MASK GENMASK(4, 0)
enum {
MPTCP_PM_CMD_UNSPEC,
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index f9939da41122..10966a9250cd 100644
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -60,7 +60,7 @@ struct snd_cea_861_aud_if {
unsigned char db2_sf_ss; /* sample frequency and size */
unsigned char db3; /* not used, all zeros */
unsigned char db4_ca; /* channel allocation code */
- unsigned char db5_dminh_lsv; /* downmix inhibit & level-shit values */
+ unsigned char db5_dminh_lsv; /* downmix inhibit & level-shift values */
};
/****************************************************************************
diff --git a/io_uring/openclose.c b/io_uring/openclose.c
index e3fae26e025d..e4def78bf8b5 100644
--- a/io_uring/openclose.c
+++ b/io_uring/openclose.c
@@ -65,13 +65,13 @@ static int __io_openat_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe
open->filename = NULL;
return ret;
}
+ req->flags |= REQ_F_NEED_CLEANUP;
open->file_slot = READ_ONCE(sqe->file_index);
if (open->file_slot && (open->how.flags & O_CLOEXEC))
return -EINVAL;
open->nofile = rlimit(RLIMIT_NOFILE);
- req->flags |= REQ_F_NEED_CLEANUP;
if (io_openat_force_async(open))
req->flags |= REQ_F_FORCE_ASYNC;
return 0;
diff --git a/io_uring/poll.c b/io_uring/poll.c
index b6c8acd8625e..64835d692c37 100644
--- a/io_uring/poll.c
+++ b/io_uring/poll.c
@@ -1024,12 +1024,17 @@ int io_poll_remove(struct io_kiocb *req, unsigned int issue_flags)
ret2 = io_poll_add(preq, issue_flags & ~IO_URING_F_UNLOCKED);
/* successfully updated, don't complete poll request */
- if (!ret2 || ret2 == -EIOCBQUEUED)
+ if (ret2 == IOU_ISSUE_SKIP_COMPLETE)
goto out;
+ /* request completed as part of the update, complete it */
+ else if (ret2 == IOU_OK)
+ goto complete;
}
- req_set_fail(preq);
io_req_set_res(preq, -ECANCELED, 0);
+complete:
+ if (preq->cqe.res < 0)
+ req_set_fail(preq);
preq->io_task_work.func = io_req_task_complete;
io_req_task_work_add(preq);
out:
diff --git a/kernel/bpf/hashtab.c b/kernel/bpf/hashtab.c
index 8a3eadf17f78..8bac6ae1204d 100644
--- a/kernel/bpf/hashtab.c
+++ b/kernel/bpf/hashtab.c
@@ -957,15 +957,21 @@ static void free_htab_elem(struct bpf_htab *htab, struct htab_elem *l)
static void pcpu_copy_value(struct bpf_htab *htab, void __percpu *pptr,
void *value, bool onallcpus)
{
+ void *ptr;
+
if (!onallcpus) {
/* copy true value_size bytes */
- copy_map_value(&htab->map, this_cpu_ptr(pptr), value);
+ ptr = this_cpu_ptr(pptr);
+ copy_map_value(&htab->map, ptr, value);
+ bpf_obj_free_fields(htab->map.record, ptr);
} else {
u32 size = round_up(htab->map.value_size, 8);
int off = 0, cpu;
for_each_possible_cpu(cpu) {
- copy_map_value_long(&htab->map, per_cpu_ptr(pptr, cpu), value + off);
+ ptr = per_cpu_ptr(pptr, cpu);
+ copy_map_value_long(&htab->map, ptr, value + off);
+ bpf_obj_free_fields(htab->map.record, ptr);
off += size;
}
}
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 98f3f206d112..63cf5a221081 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -2224,6 +2224,9 @@ void notrace bpf_prog_inc_misses_counter(struct bpf_prog *prog)
struct bpf_prog_stats *stats;
unsigned int flags;
+ if (unlikely(!prog->stats))
+ return;
+
stats = this_cpu_ptr(prog->stats);
flags = u64_stats_update_begin_irqsave(&stats->syncp);
u64_stats_inc(&stats->misses);
diff --git a/kernel/bpf/trampoline.c b/kernel/bpf/trampoline.c
index b6024fc90349..e48791442acc 100644
--- a/kernel/bpf/trampoline.c
+++ b/kernel/bpf/trampoline.c
@@ -216,7 +216,9 @@ static int register_fentry(struct bpf_trampoline *tr, void *new_addr)
}
if (tr->func.ftrace_managed) {
- ftrace_set_filter_ip(tr->fops, (unsigned long)ip, 0, 1);
+ ret = ftrace_set_filter_ip(tr->fops, (unsigned long)ip, 0, 1);
+ if (ret)
+ return ret;
ret = register_ftrace_direct(tr->fops, (long)new_addr);
} else {
ret = bpf_arch_text_poke(ip, BPF_MOD_CALL, NULL, new_addr);
@@ -868,12 +870,13 @@ static void notrace update_prog_stats(struct bpf_prog *prog,
* Hence check that 'start' is valid.
*/
start > NO_START_TIME) {
+ u64 duration = sched_clock() - start;
unsigned long flags;
stats = this_cpu_ptr(prog->stats);
flags = u64_stats_update_begin_irqsave(&stats->syncp);
u64_stats_inc(&stats->cnt);
- u64_stats_add(&stats->nsecs, sched_clock() - start);
+ u64_stats_add(&stats->nsecs, duration);
u64_stats_update_end_irqrestore(&stats->syncp, flags);
}
}
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index eadb028916c8..f61dde0497f3 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -453,6 +453,15 @@ static inline bool is_in_v2_mode(void)
(cpuset_cgrp_subsys.root->flags & CGRP_ROOT_CPUSET_V2_MODE);
}
+static inline bool cpuset_is_populated(struct cpuset *cs)
+{
+ lockdep_assert_held(&cpuset_mutex);
+
+ /* Cpusets in the process of attaching should be considered as populated */
+ return cgroup_is_populated(cs->css.cgroup) ||
+ cs->attach_in_progress;
+}
+
/**
* partition_is_populated - check if partition has tasks
* @cs: partition root to be checked
@@ -465,21 +474,31 @@ static inline bool is_in_v2_mode(void)
static inline bool partition_is_populated(struct cpuset *cs,
struct cpuset *excluded_child)
{
- struct cgroup_subsys_state *css;
- struct cpuset *child;
+ struct cpuset *cp;
+ struct cgroup_subsys_state *pos_css;
- if (cs->css.cgroup->nr_populated_csets)
+ /*
+ * We cannot call cs_is_populated(cs) directly, as
+ * nr_populated_domain_children may include populated
+ * csets from descendants that are partitions.
+ */
+ if (cs->css.cgroup->nr_populated_csets ||
+ cs->attach_in_progress)
return true;
if (!excluded_child && !cs->nr_subparts_cpus)
return cgroup_is_populated(cs->css.cgroup);
rcu_read_lock();
- cpuset_for_each_child(child, css, cs) {
- if (child == excluded_child)
+ cpuset_for_each_descendant_pre(cp, pos_css, cs) {
+ if (cp == cs || cp == excluded_child)
continue;
- if (is_partition_valid(child))
+
+ if (is_partition_valid(cp)) {
+ pos_css = css_rightmost_descendant(pos_css);
continue;
- if (cgroup_is_populated(child->css.cgroup)) {
+ }
+
+ if (cpuset_is_populated(cp)) {
rcu_read_unlock();
return true;
}
@@ -751,7 +770,7 @@ static int validate_change(struct cpuset *cur, struct cpuset *trial)
* be changed to have empty cpus_allowed or mems_allowed.
*/
ret = -ENOSPC;
- if ((cgroup_is_populated(cur->css.cgroup) || cur->attach_in_progress)) {
+ if (cpuset_is_populated(cur)) {
if (!cpumask_empty(cur->cpus_allowed) &&
cpumask_empty(trial->cpus_allowed))
goto out;
diff --git a/kernel/dma/pool.c b/kernel/dma/pool.c
index 6b0be9598a97..b3b9c7ec5fc5 100644
--- a/kernel/dma/pool.c
+++ b/kernel/dma/pool.c
@@ -93,7 +93,7 @@ static int atomic_pool_expand(struct gen_pool *pool, size_t pool_size,
page = dma_alloc_from_contiguous(NULL, 1 << order,
order, false);
if (!page)
- page = alloc_pages(gfp, order);
+ page = alloc_pages(gfp | __GFP_NOWARN, order);
} while (!page && order-- > 0);
if (!page)
goto out;
diff --git a/kernel/irq/irq_sim.c b/kernel/irq/irq_sim.c
index dd76323ea3fd..bde31468c19d 100644
--- a/kernel/irq/irq_sim.c
+++ b/kernel/irq/irq_sim.c
@@ -166,7 +166,7 @@ struct irq_domain *irq_domain_create_sim(struct fwnode_handle *fwnode,
{
struct irq_sim_work_ctx *work_ctx;
- work_ctx = kmalloc(sizeof(*work_ctx), GFP_KERNEL);
+ work_ctx = kzalloc(sizeof(*work_ctx), GFP_KERNEL);
if (!work_ctx)
goto err_out;
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index 18edd57b5fe8..07f33601cac2 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -103,8 +103,11 @@ static char kallsyms_get_symbol_type(unsigned int off)
{
/*
* Get just the first code, look it up in the token table,
- * and return the first char from this token.
+ * and return the first char from this token. If MSB of length
+ * is 1, it is a "big" symbol, so needs an additional byte.
*/
+ if (kallsyms_names[off] & 0x80)
+ off++;
return kallsyms_token_table[kallsyms_token_index[kallsyms_names[off + 1]]];
}
diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c
index ecbc9b6aba3a..81fd43869744 100644
--- a/kernel/livepatch/core.c
+++ b/kernel/livepatch/core.c
@@ -90,8 +90,14 @@ static struct klp_func *klp_find_func(struct klp_object *obj,
struct klp_func *func;
klp_for_each_func(obj, func) {
+ /*
+ * Besides identical old_sympos, also consider old_sympos
+ * of 0 and 1 are identical.
+ */
if ((strcmp(old_func->old_name, func->old_name) == 0) &&
- (old_func->old_sympos == func->old_sympos)) {
+ ((old_func->old_sympos == func->old_sympos) ||
+ (old_func->old_sympos == 0 && func->old_sympos == 1) ||
+ (old_func->old_sympos == 1 && func->old_sympos == 0))) {
return func;
}
}
diff --git a/kernel/locking/spinlock_debug.c b/kernel/locking/spinlock_debug.c
index 14235671a1a7..dae38b6cfe4c 100644
--- a/kernel/locking/spinlock_debug.c
+++ b/kernel/locking/spinlock_debug.c
@@ -183,8 +183,8 @@ void do_raw_read_unlock(rwlock_t *lock)
static inline void debug_write_lock_before(rwlock_t *lock)
{
RWLOCK_BUG_ON(lock->magic != RWLOCK_MAGIC, lock, "bad magic");
- RWLOCK_BUG_ON(lock->owner == current, lock, "recursion");
- RWLOCK_BUG_ON(lock->owner_cpu == raw_smp_processor_id(),
+ RWLOCK_BUG_ON(READ_ONCE(lock->owner) == current, lock, "recursion");
+ RWLOCK_BUG_ON(READ_ONCE(lock->owner_cpu) == raw_smp_processor_id(),
lock, "cpu recursion");
}
diff --git a/kernel/resource.c b/kernel/resource.c
index 6506839f8a81..dca8581eb399 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -77,13 +77,6 @@ static struct resource *next_resource_skip_children(struct resource *p)
(_p) = (_skip_children) ? next_resource_skip_children(_p) : \
next_resource(_p))
-static void *r_next(struct seq_file *m, void *v, loff_t *pos)
-{
- struct resource *p = v;
- (*pos)++;
- return (void *)next_resource(p);
-}
-
#ifdef CONFIG_PROC_FS
enum { MAX_IORES_LEVEL = 5 };
@@ -91,14 +84,26 @@ enum { MAX_IORES_LEVEL = 5 };
static void *r_start(struct seq_file *m, loff_t *pos)
__acquires(resource_lock)
{
- struct resource *p = pde_data(file_inode(m->file));
- loff_t l = 0;
+ struct resource *root = pde_data(file_inode(m->file));
+ struct resource *p;
+ loff_t l = *pos;
+
read_lock(&resource_lock);
- for (p = p->child; p && l < *pos; p = r_next(m, p, &l))
- ;
+ for_each_resource(root, p, false) {
+ if (l-- == 0)
+ break;
+ }
+
return p;
}
+static void *r_next(struct seq_file *m, void *v, loff_t *pos)
+{
+ struct resource *p = v;
+ (*pos)++;
+ return (void *)next_resource(p);
+}
+
static void r_stop(struct seq_file *m, void *v)
__releases(resource_lock)
{
@@ -305,6 +310,11 @@ int release_resource(struct resource *old)
EXPORT_SYMBOL(release_resource);
+static bool is_type_match(struct resource *p, unsigned long flags, unsigned long desc)
+{
+ return (p->flags & flags) == flags && (desc == IORES_DESC_NONE || desc == p->desc);
+}
+
/**
* find_next_iomem_res - Finds the lowest iomem resource that covers part of
* [@start..@end].
@@ -326,6 +336,8 @@ static int find_next_iomem_res(resource_size_t start, resource_size_t end,
unsigned long flags, unsigned long desc,
struct resource *res)
{
+ /* Skip children until we find a top level range that matches */
+ bool skip_children = true;
struct resource *p;
if (!res)
@@ -336,7 +348,7 @@ static int find_next_iomem_res(resource_size_t start, resource_size_t end,
read_lock(&resource_lock);
- for (p = iomem_resource.child; p; p = next_resource(p)) {
+ for_each_resource(&iomem_resource, p, skip_children) {
/* If we passed the resource we are looking for, stop */
if (p->start > end) {
p = NULL;
@@ -347,13 +359,15 @@ static int find_next_iomem_res(resource_size_t start, resource_size_t end,
if (p->end < start)
continue;
- if ((p->flags & flags) != flags)
- continue;
- if ((desc != IORES_DESC_NONE) && (desc != p->desc))
- continue;
+ /*
+ * We found a top level range that matches what we are looking
+ * for. Time to start checking children too.
+ */
+ skip_children = false;
/* Found a match, break */
- break;
+ if (is_type_match(p, flags, desc))
+ break;
}
if (p) {
@@ -493,21 +507,18 @@ static int __region_intersects(struct resource *parent, resource_size_t start,
size_t size, unsigned long flags,
unsigned long desc)
{
- resource_size_t ostart, oend;
int type = 0; int other = 0;
struct resource *p, *dp;
- bool is_type, covered;
- struct resource res;
+ struct resource res, o;
+ bool covered;
res.start = start;
res.end = start + size - 1;
for (p = parent->child; p ; p = p->sibling) {
- if (!resource_overlaps(p, &res))
+ if (!resource_intersection(p, &res, &o))
continue;
- is_type = (p->flags & flags) == flags &&
- (desc == IORES_DESC_NONE || desc == p->desc);
- if (is_type) {
+ if (is_type_match(p, flags, desc)) {
type++;
continue;
}
@@ -524,27 +535,23 @@ static int __region_intersects(struct resource *parent, resource_size_t start,
* |-- "System RAM" --||-- "CXL Window 0a" --|
*/
covered = false;
- ostart = max(res.start, p->start);
- oend = min(res.end, p->end);
for_each_resource(p, dp, false) {
if (!resource_overlaps(dp, &res))
continue;
- is_type = (dp->flags & flags) == flags &&
- (desc == IORES_DESC_NONE || desc == dp->desc);
- if (is_type) {
+ if (is_type_match(dp, flags, desc)) {
type++;
/*
- * Range from 'ostart' to 'dp->start'
+ * Range from 'o.start' to 'dp->start'
* isn't covered by matched resource.
*/
- if (dp->start > ostart)
+ if (dp->start > o.start)
break;
- if (dp->end >= oend) {
+ if (dp->end >= o.end) {
covered = true;
break;
}
/* Remove covered range */
- ostart = max(ostart, dp->end + 1);
+ o.start = max(o.start, dp->end + 1);
}
}
if (!covered)
@@ -1684,13 +1691,12 @@ __setup("reserve=", reserve_setup);
*/
int iomem_map_sanity_check(resource_size_t addr, unsigned long size)
{
- struct resource *p = &iomem_resource;
resource_size_t end = addr + size - 1;
+ struct resource *p;
int err = 0;
- loff_t l;
read_lock(&resource_lock);
- for (p = p->child; p ; p = r_next(NULL, p, &l)) {
+ for_each_resource(&iomem_resource, p, false) {
/*
* We can probably skip the resources without
* IORESOURCE_IO attribute?
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 1b5e4389f788..c4a9797e9eff 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -116,6 +116,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(sched_util_est_se_tp);
EXPORT_TRACEPOINT_SYMBOL_GPL(sched_update_nr_running_tp);
DEFINE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues);
+DEFINE_PER_CPU(struct rnd_state, sched_rnd_state);
#ifdef CONFIG_SCHED_DEBUG
/*
@@ -9872,6 +9873,8 @@ void __init sched_init_smp(void)
{
sched_init_numa(NUMA_NO_NODE);
+ prandom_init_once(&sched_rnd_state);
+
/*
* There's no userspace yet to cause hotplug operations; hence all the
* CPU masks are stable and all blatant races in the below code cannot
diff --git a/kernel/sched/cpudeadline.c b/kernel/sched/cpudeadline.c
index 95baa12a1029..59d7b4f48c08 100644
--- a/kernel/sched/cpudeadline.c
+++ b/kernel/sched/cpudeadline.c
@@ -165,12 +165,13 @@ int cpudl_find(struct cpudl *cp, struct task_struct *p,
* cpudl_clear - remove a CPU from the cpudl max-heap
* @cp: the cpudl max-heap context
* @cpu: the target CPU
+ * @online: the online state of the deadline runqueue
*
* Notes: assumes cpu_rq(cpu)->lock is locked
*
* Returns: (void)
*/
-void cpudl_clear(struct cpudl *cp, int cpu)
+void cpudl_clear(struct cpudl *cp, int cpu, bool online)
{
int old_idx, new_cpu;
unsigned long flags;
@@ -183,7 +184,7 @@ void cpudl_clear(struct cpudl *cp, int cpu)
if (old_idx == IDX_INVALID) {
/*
* Nothing to remove if old_idx was invalid.
- * This could happen if a rq_offline_dl is
+ * This could happen if rq_online_dl or rq_offline_dl is
* called for a CPU without -dl tasks running.
*/
} else {
@@ -194,9 +195,12 @@ void cpudl_clear(struct cpudl *cp, int cpu)
cp->elements[new_cpu].idx = old_idx;
cp->elements[cpu].idx = IDX_INVALID;
cpudl_heapify(cp, old_idx);
-
- cpumask_set_cpu(cpu, cp->free_cpus);
}
+ if (likely(online))
+ __cpumask_set_cpu(cpu, cp->free_cpus);
+ else
+ __cpumask_clear_cpu(cpu, cp->free_cpus);
+
raw_spin_unlock_irqrestore(&cp->lock, flags);
}
@@ -227,7 +231,7 @@ void cpudl_set(struct cpudl *cp, int cpu, u64 dl)
cp->elements[new_idx].cpu = cpu;
cp->elements[cpu].idx = new_idx;
cpudl_heapify_up(cp, new_idx);
- cpumask_clear_cpu(cpu, cp->free_cpus);
+ __cpumask_clear_cpu(cpu, cp->free_cpus);
} else {
cp->elements[old_idx].dl = dl;
cpudl_heapify(cp, old_idx);
@@ -236,26 +240,6 @@ void cpudl_set(struct cpudl *cp, int cpu, u64 dl)
raw_spin_unlock_irqrestore(&cp->lock, flags);
}
-/*
- * cpudl_set_freecpu - Set the cpudl.free_cpus
- * @cp: the cpudl max-heap context
- * @cpu: rd attached CPU
- */
-void cpudl_set_freecpu(struct cpudl *cp, int cpu)
-{
- cpumask_set_cpu(cpu, cp->free_cpus);
-}
-
-/*
- * cpudl_clear_freecpu - Clear the cpudl.free_cpus
- * @cp: the cpudl max-heap context
- * @cpu: rd attached CPU
- */
-void cpudl_clear_freecpu(struct cpudl *cp, int cpu)
-{
- cpumask_clear_cpu(cpu, cp->free_cpus);
-}
-
/*
* cpudl_init - initialize the cpudl structure
* @cp: the cpudl max-heap context
diff --git a/kernel/sched/cpudeadline.h b/kernel/sched/cpudeadline.h
index 0adeda93b5fb..ecff718d94ae 100644
--- a/kernel/sched/cpudeadline.h
+++ b/kernel/sched/cpudeadline.h
@@ -18,9 +18,7 @@ struct cpudl {
#ifdef CONFIG_SMP
int cpudl_find(struct cpudl *cp, struct task_struct *p, struct cpumask *later_mask);
void cpudl_set(struct cpudl *cp, int cpu, u64 dl);
-void cpudl_clear(struct cpudl *cp, int cpu);
+void cpudl_clear(struct cpudl *cp, int cpu, bool online);
int cpudl_init(struct cpudl *cp);
-void cpudl_set_freecpu(struct cpudl *cp, int cpu);
-void cpudl_clear_freecpu(struct cpudl *cp, int cpu);
void cpudl_cleanup(struct cpudl *cp);
#endif /* CONFIG_SMP */
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 5bb9735e19d2..91459b664014 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1469,7 +1469,7 @@ static void dec_dl_deadline(struct dl_rq *dl_rq, u64 deadline)
if (!dl_rq->dl_nr_running) {
dl_rq->earliest_dl.curr = 0;
dl_rq->earliest_dl.next = 0;
- cpudl_clear(&rq->rd->cpudl, rq->cpu);
+ cpudl_clear(&rq->rd->cpudl, rq->cpu, rq->online);
cpupri_set(&rq->rd->cpupri, rq->cpu, rq->rt.highest_prio.curr);
} else {
struct rb_node *leftmost = rb_first_cached(&dl_rq->root);
@@ -2550,9 +2550,10 @@ static void rq_online_dl(struct rq *rq)
if (rq->dl.overloaded)
dl_set_overload(rq);
- cpudl_set_freecpu(&rq->rd->cpudl, rq->cpu);
if (rq->dl.dl_nr_running > 0)
cpudl_set(&rq->rd->cpudl, rq->cpu, rq->dl.earliest_dl.curr);
+ else
+ cpudl_clear(&rq->rd->cpudl, rq->cpu, true);
}
/* Assumes rq->lock is held */
@@ -2561,8 +2562,7 @@ static void rq_offline_dl(struct rq *rq)
if (rq->dl.overloaded)
dl_clear_overload(rq);
- cpudl_clear(&rq->rd->cpudl, rq->cpu);
- cpudl_clear_freecpu(&rq->rd->cpudl, rq->cpu);
+ cpudl_clear(&rq->rd->cpudl, rq->cpu, false);
}
void __init init_sched_dl_class(void)
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 7f23b866c3d4..de205ecc1474 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8614,7 +8614,19 @@ static void yield_task_fair(struct rq *rq)
*/
rq_clock_skip_update(rq);
- se->deadline += calc_delta_fair(se->slice, se);
+ /*
+ * Forfeit the remaining vruntime, only if the entity is eligible. This
+ * condition is necessary because in core scheduling we prefer to run
+ * ineligible tasks rather than force idling. If this happens we may
+ * end up in a loop where the core scheduler picks the yielding task,
+ * which yields immediately again; without the condition the vruntime
+ * ends up quickly running away.
+ */
+ if (entity_eligible(cfs_rq, se)) {
+ se->vruntime = se->deadline;
+ se->deadline += calc_delta_fair(se->slice, se);
+ update_min_vruntime(cfs_rq);
+ }
}
static bool yield_to_task_fair(struct rq *rq, struct task_struct *p)
@@ -11704,30 +11716,43 @@ void update_max_interval(void)
max_load_balance_interval = HZ*num_online_cpus()/10;
}
-static inline bool update_newidle_cost(struct sched_domain *sd, u64 cost)
+static inline void update_newidle_stats(struct sched_domain *sd, unsigned int success)
+{
+ sd->newidle_call++;
+ sd->newidle_success += success;
+
+ if (sd->newidle_call >= 1024) {
+ sd->newidle_ratio = sd->newidle_success;
+ sd->newidle_call /= 2;
+ sd->newidle_success /= 2;
+ }
+}
+
+static inline bool
+update_newidle_cost(struct sched_domain *sd, u64 cost, unsigned int success)
{
+ unsigned long next_decay = sd->last_decay_max_lb_cost + HZ;
+ unsigned long now = jiffies;
+
+ if (cost)
+ update_newidle_stats(sd, success);
+
if (cost > sd->max_newidle_lb_cost) {
/*
* Track max cost of a domain to make sure to not delay the
* next wakeup on the CPU.
- *
- * sched_balance_newidle() bumps the cost whenever newidle
- * balance fails, and we don't want things to grow out of
- * control. Use the sysctl_sched_migration_cost as the upper
- * limit, plus a litle extra to avoid off by ones.
*/
- sd->max_newidle_lb_cost =
- min(cost, sysctl_sched_migration_cost + 200);
- sd->last_decay_max_lb_cost = jiffies;
- } else if (time_after(jiffies, sd->last_decay_max_lb_cost + HZ)) {
+ sd->max_newidle_lb_cost = cost;
+ sd->last_decay_max_lb_cost = now;
+
+ } else if (time_after(now, next_decay)) {
/*
* Decay the newidle max times by ~1% per second to ensure that
* it is not outdated and the current max cost is actually
* shorter.
*/
sd->max_newidle_lb_cost = (sd->max_newidle_lb_cost * 253) / 256;
- sd->last_decay_max_lb_cost = jiffies;
-
+ sd->last_decay_max_lb_cost = now;
return true;
}
@@ -11759,7 +11784,7 @@ static void rebalance_domains(struct rq *rq, enum cpu_idle_type idle)
* Decay the newidle max times here because this is a regular
* visit to all the domains.
*/
- need_decay = update_newidle_cost(sd, 0);
+ need_decay = update_newidle_cost(sd, 0, 0);
max_cost += sd->max_newidle_lb_cost;
/*
@@ -12368,14 +12393,15 @@ static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
rcu_read_lock();
sd = rcu_dereference_check_sched_domain(this_rq->sd);
+ if (!sd) {
+ rcu_read_unlock();
+ goto out;
+ }
if (!READ_ONCE(this_rq->rd->overload) ||
- (sd && this_rq->avg_idle < sd->max_newidle_lb_cost)) {
-
- if (sd)
- update_next_balance(sd, &next_balance);
+ this_rq->avg_idle < sd->max_newidle_lb_cost) {
+ update_next_balance(sd, &next_balance);
rcu_read_unlock();
-
goto out;
}
rcu_read_unlock();
@@ -12396,6 +12422,22 @@ static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
break;
if (sd->flags & SD_BALANCE_NEWIDLE) {
+ unsigned int weight = 1;
+
+ if (sched_feat(NI_RANDOM)) {
+ /*
+ * Throw a 1k sided dice; and only run
+ * newidle_balance according to the success
+ * rate.
+ */
+ u32 d1k = sched_rng() % 1024;
+ weight = 1 + sd->newidle_ratio;
+ if (d1k > weight) {
+ update_newidle_stats(sd, 0);
+ continue;
+ }
+ weight = (1024 + weight/2) / weight;
+ }
pulled_task = load_balance(this_cpu, this_rq,
sd, CPU_NEWLY_IDLE,
@@ -12407,13 +12449,10 @@ static int sched_balance_newidle(struct rq *this_rq, struct rq_flags *rf)
t0 = t1;
/*
- * Failing newidle means it is not effective;
- * bump the cost so we end up doing less of it.
+ * Track max cost of a domain to make sure to not delay the
+ * next wakeup on the CPU.
*/
- if (!pulled_task)
- domain_cost = (3 * sd->max_newidle_lb_cost) / 2;
-
- update_newidle_cost(sd, domain_cost);
+ update_newidle_cost(sd, domain_cost, weight * !!pulled_task);
}
/*
diff --git a/kernel/sched/features.h b/kernel/sched/features.h
index f770168230ae..48b104ab579c 100644
--- a/kernel/sched/features.h
+++ b/kernel/sched/features.h
@@ -88,4 +88,9 @@ SCHED_FEAT(UTIL_EST_FASTUP, true)
SCHED_FEAT(LATENCY_WARN, false)
+/*
+ * Do newidle balancing proportional to its success rate using randomization.
+ */
+SCHED_FEAT(NI_RANDOM, true)
+
SCHED_FEAT(HZ_BW, true)
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 64634314a89c..e1913e253221 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -5,6 +5,7 @@
#ifndef _KERNEL_SCHED_SCHED_H
#define _KERNEL_SCHED_SCHED_H
+#include <linux/prandom.h>
#include <linux/sched/affinity.h>
#include <linux/sched/autogroup.h>
#include <linux/sched/cpufreq.h>
@@ -1205,6 +1206,12 @@ static inline bool is_migration_disabled(struct task_struct *p)
}
DECLARE_PER_CPU_SHARED_ALIGNED(struct rq, runqueues);
+DECLARE_PER_CPU(struct rnd_state, sched_rnd_state);
+
+static inline u32 sched_rng(void)
+{
+ return prandom_u32_state(this_cpu_ptr(&sched_rnd_state));
+}
#define cpu_rq(cpu) (&per_cpu(runqueues, (cpu)))
#define this_rq() this_cpu_ptr(&runqueues)
diff --git a/kernel/sched/topology.c b/kernel/sched/topology.c
index b87426b74eec..9fa77e7a6801 100644
--- a/kernel/sched/topology.c
+++ b/kernel/sched/topology.c
@@ -1600,6 +1600,12 @@ sd_init(struct sched_domain_topology_level *tl,
.last_balance = jiffies,
.balance_interval = sd_weight,
+
+ /* 50% success rate */
+ .newidle_call = 512,
+ .newidle_success = 256,
+ .newidle_ratio = 512,
+
.max_newidle_lb_cost = 0,
.last_decay_max_lb_cost = jiffies,
.child = child,
diff --git a/kernel/scs.c b/kernel/scs.c
index d7809affe740..772488afd5b9 100644
--- a/kernel/scs.c
+++ b/kernel/scs.c
@@ -135,7 +135,7 @@ static void scs_check_usage(struct task_struct *tsk)
if (!IS_ENABLED(CONFIG_DEBUG_STACK_USAGE))
return;
- for (p = task_scs(tsk); p < __scs_magic(tsk); ++p) {
+ for (p = task_scs(tsk); p < __scs_magic(task_scs(tsk)); ++p) {
if (!READ_ONCE_NOCHECK(*p))
break;
used += sizeof(*p);
diff --git a/kernel/task_work.c b/kernel/task_work.c
index c969f1f26be5..48ab6275e6e7 100644
--- a/kernel/task_work.c
+++ b/kernel/task_work.c
@@ -9,7 +9,12 @@ static struct callback_head work_exited; /* all we need is ->next == NULL */
#ifdef CONFIG_IRQ_WORK
static void task_work_set_notify_irq(struct irq_work *entry)
{
- test_and_set_tsk_thread_flag(current, TIF_NOTIFY_RESUME);
+ /*
+ * no-op IPI
+ *
+ * TWA_NMI_CURRENT will already have set the TIF flag, all
+ * this interrupt does it tickle the return-to-user path.
+ */
}
static DEFINE_PER_CPU(struct irq_work, irq_work_NMI_resume) =
IRQ_WORK_INIT_HARD(task_work_set_notify_irq);
@@ -98,6 +103,7 @@ int task_work_add(struct task_struct *task, struct callback_head *work,
break;
#ifdef CONFIG_IRQ_WORK
case TWA_NMI_CURRENT:
+ set_tsk_thread_flag(current, TIF_NOTIFY_RESUME);
irq_work_queue(this_cpu_ptr(&irq_work_NMI_resume));
break;
#endif
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 44e31eebb7aa..8f2d44e74151 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -1937,7 +1937,8 @@ static void ftrace_hash_rec_enable_modify(struct ftrace_ops *ops,
*/
static int __ftrace_hash_update_ipmodify(struct ftrace_ops *ops,
struct ftrace_hash *old_hash,
- struct ftrace_hash *new_hash)
+ struct ftrace_hash *new_hash,
+ bool update_target)
{
struct ftrace_page *pg;
struct dyn_ftrace *rec, *end = NULL;
@@ -1972,10 +1973,13 @@ static int __ftrace_hash_update_ipmodify(struct ftrace_ops *ops,
if (rec->flags & FTRACE_FL_DISABLED)
continue;
- /* We need to update only differences of filter_hash */
+ /*
+ * Unless we are updating the target of a direct function,
+ * we only need to update differences of filter_hash
+ */
in_old = !!ftrace_lookup_ip(old_hash, rec->ip);
in_new = !!ftrace_lookup_ip(new_hash, rec->ip);
- if (in_old == in_new)
+ if (!update_target && (in_old == in_new))
continue;
if (in_new) {
@@ -1986,7 +1990,16 @@ static int __ftrace_hash_update_ipmodify(struct ftrace_ops *ops,
if (is_ipmodify)
goto rollback;
- FTRACE_WARN_ON(rec->flags & FTRACE_FL_DIRECT);
+ /*
+ * If this is called by __modify_ftrace_direct()
+ * then it is only changing where the direct
+ * pointer is jumping to, and the record already
+ * points to a direct trampoline. If it isn't,
+ * then it is a bug to update ipmodify on a direct
+ * caller.
+ */
+ FTRACE_WARN_ON(!update_target &&
+ (rec->flags & FTRACE_FL_DIRECT));
/*
* Another ops with IPMODIFY is already
@@ -2043,7 +2056,7 @@ static int ftrace_hash_ipmodify_enable(struct ftrace_ops *ops)
if (ftrace_hash_empty(hash))
hash = NULL;
- return __ftrace_hash_update_ipmodify(ops, EMPTY_HASH, hash);
+ return __ftrace_hash_update_ipmodify(ops, EMPTY_HASH, hash, false);
}
/* Disabling always succeeds */
@@ -2054,7 +2067,7 @@ static void ftrace_hash_ipmodify_disable(struct ftrace_ops *ops)
if (ftrace_hash_empty(hash))
hash = NULL;
- __ftrace_hash_update_ipmodify(ops, hash, EMPTY_HASH);
+ __ftrace_hash_update_ipmodify(ops, hash, EMPTY_HASH, false);
}
static int ftrace_hash_ipmodify_update(struct ftrace_ops *ops,
@@ -2068,7 +2081,7 @@ static int ftrace_hash_ipmodify_update(struct ftrace_ops *ops,
if (ftrace_hash_empty(new_hash))
new_hash = NULL;
- return __ftrace_hash_update_ipmodify(ops, old_hash, new_hash);
+ return __ftrace_hash_update_ipmodify(ops, old_hash, new_hash, false);
}
static void print_ip_ins(const char *fmt, const unsigned char *p)
@@ -5531,7 +5544,7 @@ EXPORT_SYMBOL_GPL(unregister_ftrace_direct);
static int
__modify_ftrace_direct(struct ftrace_ops *ops, unsigned long addr)
{
- struct ftrace_hash *hash;
+ struct ftrace_hash *hash = ops->func_hash->filter_hash;
struct ftrace_func_entry *entry, *iter;
static struct ftrace_ops tmp_ops = {
.func = ftrace_stub,
@@ -5551,13 +5564,21 @@ __modify_ftrace_direct(struct ftrace_ops *ops, unsigned long addr)
if (err)
return err;
+ /*
+ * Call __ftrace_hash_update_ipmodify() here, so that we can call
+ * ops->ops_func for the ops. This is needed because the above
+ * register_ftrace_function_nolock() worked on tmp_ops.
+ */
+ err = __ftrace_hash_update_ipmodify(ops, hash, hash, true);
+ if (err)
+ goto out;
+
/*
* Now the ftrace_ops_list_func() is called to do the direct callers.
* We can safely change the direct functions attached to each entry.
*/
mutex_lock(&ftrace_lock);
- hash = ops->func_hash->filter_hash;
size = 1 << hash->size_bits;
for (i = 0; i < size; i++) {
hlist_for_each_entry(iter, &hash->buckets[i], hlist) {
@@ -5572,6 +5593,7 @@ __modify_ftrace_direct(struct ftrace_ops *ops, unsigned long addr)
mutex_unlock(&ftrace_lock);
+out:
/* Removing the tmp_ops will add the updated direct callers to the functions */
unregister_ftrace_function(&tmp_ops);
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 7b3c55bb0235..382e07cd49f9 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -689,6 +689,8 @@ int trace_event_reg(struct trace_event_call *call,
#ifdef CONFIG_PERF_EVENTS
case TRACE_REG_PERF_REGISTER:
+ if (!call->class->perf_probe)
+ return -ENODEV;
return tracepoint_probe_register(call->tp,
call->class->perf_probe,
call);
diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
index 794e72dbb12d..181af676f93d 100644
--- a/kernel/trace/trace_events_synth.c
+++ b/kernel/trace/trace_events_synth.c
@@ -382,7 +382,6 @@ static enum print_line_t print_synth_event(struct trace_iterator *iter,
n_u64++;
} else {
trace_seq_printf(s, print_fmt, se->fields[i]->name,
- STR_VAR_LEN_MAX,
(char *)&entry->fields[n_u64].as_u64,
i == se->n_fields - 1 ? "" : " ");
n_u64 += STR_VAR_LEN_MAX / sizeof(u64);
diff --git a/lib/idr.c b/lib/idr.c
index da36054c3ca0..aad464c36369 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -40,6 +40,8 @@ int idr_alloc_u32(struct idr *idr, void *ptr, u32 *nextid,
if (WARN_ON_ONCE(!(idr->idr_rt.xa_flags & ROOT_IS_IDR)))
idr->idr_rt.xa_flags |= IDR_RT_MARKER;
+ if (max < base)
+ return -ENOSPC;
id = (id < base) ? 0 : id - base;
radix_tree_iter_init(&iter, id);
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index f4ab2750cfc1..fc5ffc1b1690 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1859,9 +1859,6 @@ char *rtc_str(char *buf, char *end, const struct rtc_time *tm,
bool found = true;
int count = 2;
- if (check_pointer(&buf, end, tm, spec))
- return buf;
-
switch (fmt[count]) {
case 'd':
have_t = false;
@@ -1927,6 +1924,9 @@ static noinline_for_stack
char *time_and_date(char *buf, char *end, void *ptr, struct printf_spec spec,
const char *fmt)
{
+ if (check_pointer(&buf, end, ptr, spec))
+ return buf;
+
switch (fmt[1]) {
case 'R':
return rtc_str(buf, end, (const struct rtc_time *)ptr, spec, fmt);
diff --git a/mm/balloon_compaction.c b/mm/balloon_compaction.c
index 22c96fed70b5..2a7dabab4533 100644
--- a/mm/balloon_compaction.c
+++ b/mm/balloon_compaction.c
@@ -93,13 +93,8 @@ size_t balloon_page_list_dequeue(struct balloon_dev_info *b_dev_info,
if (!trylock_page(page))
continue;
- if (IS_ENABLED(CONFIG_BALLOON_COMPACTION) &&
- PageIsolated(page)) {
- /* raced with isolation */
- unlock_page(page);
- continue;
- }
- balloon_page_delete(page);
+ list_del(&page->lru);
+ balloon_page_finalize(page);
__count_vm_event(BALLOON_DEFLATE);
list_add(&page->lru, pages);
unlock_page(page);
diff --git a/mm/damon/core-test.h b/mm/damon/core-test.h
index 6cc8b245586d..a2aa410d6d0d 100644
--- a/mm/damon/core-test.h
+++ b/mm/damon/core-test.h
@@ -20,11 +20,17 @@ static void damon_test_regions(struct kunit *test)
struct damon_target *t;
r = damon_new_region(1, 2);
+ if (!r)
+ kunit_skip(test, "region alloc fail");
KUNIT_EXPECT_EQ(test, 1ul, r->ar.start);
KUNIT_EXPECT_EQ(test, 2ul, r->ar.end);
KUNIT_EXPECT_EQ(test, 0u, r->nr_accesses);
t = damon_new_target();
+ if (!t) {
+ damon_free_region(r);
+ kunit_skip(test, "target alloc fail");
+ }
KUNIT_EXPECT_EQ(test, 0u, damon_nr_regions(t));
damon_add_region(r, t);
@@ -52,7 +58,14 @@ static void damon_test_target(struct kunit *test)
struct damon_ctx *c = damon_new_ctx();
struct damon_target *t;
+ if (!c)
+ kunit_skip(test, "ctx alloc fail");
+
t = damon_new_target();
+ if (!t) {
+ damon_destroy_ctx(c);
+ kunit_skip(test, "target alloc fail");
+ }
KUNIT_EXPECT_EQ(test, 0u, nr_damon_targets(c));
damon_add_target(c, t);
@@ -84,8 +97,15 @@ static void damon_test_aggregate(struct kunit *test)
struct damon_region *r;
int it, ir;
+ if (!ctx)
+ kunit_skip(test, "ctx alloc fail");
+
for (it = 0; it < 3; it++) {
t = damon_new_target();
+ if (!t) {
+ damon_destroy_ctx(ctx);
+ kunit_skip(test, "target alloc fail");
+ }
damon_add_target(ctx, t);
}
@@ -93,6 +113,10 @@ static void damon_test_aggregate(struct kunit *test)
damon_for_each_target(t, ctx) {
for (ir = 0; ir < 3; ir++) {
r = damon_new_region(saddr[it][ir], eaddr[it][ir]);
+ if (!r) {
+ damon_destroy_ctx(ctx);
+ kunit_skip(test, "region alloc fail");
+ }
r->nr_accesses = accesses[it][ir];
damon_add_region(r, t);
}
@@ -123,8 +147,19 @@ static void damon_test_split_at(struct kunit *test)
struct damon_target *t;
struct damon_region *r;
+ if (!c)
+ kunit_skip(test, "ctx alloc fail");
t = damon_new_target();
+ if (!t) {
+ damon_destroy_ctx(c);
+ kunit_skip(test, "target alloc fail");
+ }
r = damon_new_region(0, 100);
+ if (!r) {
+ damon_destroy_ctx(c);
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
damon_add_region(r, t);
damon_split_region_at(t, r, 25);
KUNIT_EXPECT_EQ(test, r->ar.start, 0ul);
@@ -145,10 +180,20 @@ static void damon_test_merge_two(struct kunit *test)
int i;
t = damon_new_target();
+ if (!t)
+ kunit_skip(test, "target alloc fail");
r = damon_new_region(0, 100);
+ if (!r) {
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
r->nr_accesses = 10;
damon_add_region(r, t);
r2 = damon_new_region(100, 300);
+ if (!r2) {
+ damon_free_target(t);
+ kunit_skip(test, "second region alloc fail");
+ }
r2->nr_accesses = 20;
damon_add_region(r2, t);
@@ -193,8 +238,14 @@ static void damon_test_merge_regions_of(struct kunit *test)
int i;
t = damon_new_target();
+ if (!t)
+ kunit_skip(test, "target alloc fail");
for (i = 0; i < ARRAY_SIZE(sa); i++) {
r = damon_new_region(sa[i], ea[i]);
+ if (!r) {
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
r->nr_accesses = nrs[i];
damon_add_region(r, t);
}
@@ -216,15 +267,35 @@ static void damon_test_split_regions_of(struct kunit *test)
struct damon_target *t;
struct damon_region *r;
+ if (!c)
+ kunit_skip(test, "ctx alloc fail");
t = damon_new_target();
+ if (!t) {
+ damon_destroy_ctx(c);
+ kunit_skip(test, "target alloc fail");
+ }
r = damon_new_region(0, 22);
+ if (!r) {
+ damon_destroy_ctx(c);
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
damon_add_region(r, t);
damon_split_regions_of(t, 2);
KUNIT_EXPECT_LE(test, damon_nr_regions(t), 2u);
damon_free_target(t);
t = damon_new_target();
+ if (!t) {
+ damon_destroy_ctx(c);
+ kunit_skip(test, "second target alloc fail");
+ }
r = damon_new_region(0, 220);
+ if (!r) {
+ damon_destroy_ctx(c);
+ damon_free_target(t);
+ kunit_skip(test, "second region alloc fail");
+ }
damon_add_region(r, t);
damon_split_regions_of(t, 4);
KUNIT_EXPECT_LE(test, damon_nr_regions(t), 4u);
@@ -237,6 +308,9 @@ static void damon_test_ops_registration(struct kunit *test)
struct damon_ctx *c = damon_new_ctx();
struct damon_operations ops, bak;
+ if (!c)
+ kunit_skip(test, "ctx alloc fail");
+
/* DAMON_OPS_{V,P}ADDR are registered on subsys_initcall */
KUNIT_EXPECT_EQ(test, damon_select_ops(c, DAMON_OPS_VADDR), 0);
KUNIT_EXPECT_EQ(test, damon_select_ops(c, DAMON_OPS_PADDR), 0);
@@ -270,13 +344,26 @@ static void damon_test_ops_registration(struct kunit *test)
static void damon_test_set_regions(struct kunit *test)
{
struct damon_target *t = damon_new_target();
- struct damon_region *r1 = damon_new_region(4, 16);
- struct damon_region *r2 = damon_new_region(24, 32);
+ struct damon_region *r1, *r2;
struct damon_addr_range range = {.start = 8, .end = 28};
unsigned long expects[] = {8, 16, 16, 24, 24, 28};
int expect_idx = 0;
struct damon_region *r;
+ if (!t)
+ kunit_skip(test, "target alloc fail");
+ r1 = damon_new_region(4, 16);
+ if (!r1) {
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
+ r2 = damon_new_region(24, 32);
+ if (!r2) {
+ damon_free_target(t);
+ damon_free_region(r1);
+ kunit_skip(test, "second region alloc fail");
+ }
+
damon_add_region(r1, t);
damon_add_region(r2, t);
damon_set_regions(t, &range, 1);
@@ -296,6 +383,9 @@ static void damon_test_update_monitoring_result(struct kunit *test)
struct damon_attrs new_attrs;
struct damon_region *r = damon_new_region(3, 7);
+ if (!r)
+ kunit_skip(test, "region alloc fail");
+
r->nr_accesses = 15;
r->age = 20;
@@ -326,6 +416,9 @@ static void damon_test_set_attrs(struct kunit *test)
.sample_interval = 5000, .aggr_interval = 100000,};
struct damon_attrs invalid_attrs;
+ if (!c)
+ kunit_skip(test, "ctx alloc fail");
+
KUNIT_EXPECT_EQ(test, damon_set_attrs(c, &valid_attrs), 0);
invalid_attrs = valid_attrs;
@@ -346,6 +439,8 @@ static void damos_test_new_filter(struct kunit *test)
struct damos_filter *filter;
filter = damos_new_filter(DAMOS_FILTER_TYPE_ANON, true);
+ if (!filter)
+ kunit_skip(test, "filter alloc fail");
KUNIT_EXPECT_EQ(test, filter->type, DAMOS_FILTER_TYPE_ANON);
KUNIT_EXPECT_EQ(test, filter->matching, true);
KUNIT_EXPECT_PTR_EQ(test, filter->list.prev, &filter->list);
@@ -360,11 +455,22 @@ static void damos_test_filter_out(struct kunit *test)
struct damos_filter *f;
f = damos_new_filter(DAMOS_FILTER_TYPE_ADDR, true);
+ if (!f)
+ kunit_skip(test, "filter alloc fail");
f->addr_range = (struct damon_addr_range){
.start = DAMON_MIN_REGION * 2, .end = DAMON_MIN_REGION * 6};
t = damon_new_target();
+ if (!t) {
+ damos_destroy_filter(f);
+ kunit_skip(test, "target alloc fail");
+ }
r = damon_new_region(DAMON_MIN_REGION * 3, DAMON_MIN_REGION * 5);
+ if (!r) {
+ damos_destroy_filter(f);
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
damon_add_region(r, t);
/* region in the range */
diff --git a/mm/damon/vaddr-test.h b/mm/damon/vaddr-test.h
index b4fc21ef3c70..292736d3f395 100644
--- a/mm/damon/vaddr-test.h
+++ b/mm/damon/vaddr-test.h
@@ -136,8 +136,14 @@ static void damon_do_test_apply_three_regions(struct kunit *test,
int i;
t = damon_new_target();
+ if (!t)
+ kunit_skip(test, "target alloc fail");
for (i = 0; i < nr_regions / 2; i++) {
r = damon_new_region(regions[i * 2], regions[i * 2 + 1]);
+ if (!r) {
+ damon_destroy_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
damon_add_region(r, t);
}
@@ -250,7 +256,16 @@ static void damon_test_split_evenly_fail(struct kunit *test,
unsigned long start, unsigned long end, unsigned int nr_pieces)
{
struct damon_target *t = damon_new_target();
- struct damon_region *r = damon_new_region(start, end);
+ struct damon_region *r;
+
+ if (!t)
+ kunit_skip(test, "target alloc fail");
+
+ r = damon_new_region(start, end);
+ if (!r) {
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
damon_add_region(r, t);
KUNIT_EXPECT_EQ(test,
@@ -269,10 +284,17 @@ static void damon_test_split_evenly_succ(struct kunit *test,
unsigned long start, unsigned long end, unsigned int nr_pieces)
{
struct damon_target *t = damon_new_target();
- struct damon_region *r = damon_new_region(start, end);
+ struct damon_region *r;
unsigned long expected_width = (end - start) / nr_pieces;
unsigned long i = 0;
+ if (!t)
+ kunit_skip(test, "target alloc fail");
+ r = damon_new_region(start, end);
+ if (!r) {
+ damon_free_target(t);
+ kunit_skip(test, "region alloc fail");
+ }
damon_add_region(r, t);
KUNIT_EXPECT_EQ(test,
damon_va_evenly_split_region(t, r, nr_pieces), 0);
diff --git a/mm/kasan/common.c b/mm/kasan/common.c
index 256930da578a..ce338a2a2025 100644
--- a/mm/kasan/common.c
+++ b/mm/kasan/common.c
@@ -26,6 +26,7 @@
#include <linux/string.h>
#include <linux/types.h>
#include <linux/bug.h>
+#include <linux/vmalloc.h>
#include "kasan.h"
#include "../slab.h"
@@ -450,3 +451,19 @@ bool __kasan_check_byte(const void *address, unsigned long ip)
}
return true;
}
+
+#ifdef CONFIG_KASAN_VMALLOC
+void __kasan_unpoison_vmap_areas(struct vm_struct **vms, int nr_vms,
+ kasan_vmalloc_flags_t flags)
+{
+ unsigned long size;
+ void *addr;
+ int area;
+
+ for (area = 0 ; area < nr_vms ; area++) {
+ size = vms[area]->size;
+ addr = vms[area]->addr;
+ vms[area]->addr = __kasan_unpoison_vmalloc(addr, size, flags);
+ }
+}
+#endif
diff --git a/mm/ksm.c b/mm/ksm.c
index 2e4cd681622d..96a0feb19c09 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -2451,8 +2451,14 @@ static struct ksm_rmap_item *scan_get_next_rmap_item(struct page **page)
spin_unlock(&ksm_mmlist_lock);
mm_slot_free(mm_slot_cache, mm_slot);
+ /*
+ * Only clear MMF_VM_MERGEABLE. We must not clear
+ * MMF_VM_MERGE_ANY, because for those MMF_VM_MERGE_ANY process,
+ * perhaps their mm_struct has just been added to ksm_mm_slot
+ * list, and its process has not yet officially started running
+ * or has not yet performed mmap/brk to allocate anonymous VMAS.
+ */
clear_bit(MMF_VM_MERGEABLE, &mm->flags);
- clear_bit(MMF_VM_MERGE_ANY, &mm->flags);
mmap_read_unlock(mm);
mmdrop(mm);
} else {
@@ -2567,8 +2573,16 @@ void ksm_add_vma(struct vm_area_struct *vma)
{
struct mm_struct *mm = vma->vm_mm;
- if (test_bit(MMF_VM_MERGE_ANY, &mm->flags))
+ if (test_bit(MMF_VM_MERGE_ANY, &mm->flags)) {
__ksm_add_vma(vma);
+ /*
+ * Generally, the flags here always include MMF_VM_MERGEABLE.
+ * However, in rare cases, this flag may be cleared by ksmd who
+ * scans a cycle without finding any mergeable vma.
+ */
+ if (unlikely(!test_bit(MMF_VM_MERGEABLE, &mm->flags)))
+ __ksm_enter(mm);
+ }
}
static void ksm_add_vmas(struct mm_struct *mm)
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 9ceb841af819..e7a7233f6d5d 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -714,7 +714,6 @@ static int __bdi_set_min_ratio(struct backing_dev_info *bdi, unsigned int min_ra
if (min_ratio > 100 * BDI_RATIO_SCALE)
return -EINVAL;
- min_ratio *= BDI_RATIO_SCALE;
spin_lock_bh(&bdi_lock);
if (min_ratio > bdi->max_ratio) {
@@ -751,7 +750,8 @@ static int __bdi_set_max_ratio(struct backing_dev_info *bdi, unsigned int max_ra
ret = -EINVAL;
} else {
bdi->max_ratio = max_ratio;
- bdi->max_prop_frac = (FPROP_FRAC_BASE * max_ratio) / 100;
+ bdi->max_prop_frac = (FPROP_FRAC_BASE * max_ratio) /
+ (100 * BDI_RATIO_SCALE);
}
spin_unlock_bh(&bdi_lock);
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 7eb92bcdbd8c..ed47962a8a0b 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -4196,9 +4196,7 @@ struct vm_struct **pcpu_get_vm_areas(const unsigned long *offsets,
* With hardware tag-based KASAN, marking is skipped for
* non-VM_ALLOC mappings, see __kasan_unpoison_vmalloc().
*/
- for (area = 0; area < nr_vms; area++)
- vms[area]->addr = kasan_unpoison_vmalloc(vms[area]->addr,
- vms[area]->size, KASAN_VMALLOC_PROT_NORMAL);
+ kasan_unpoison_vmap_areas(vms, nr_vms, KASAN_VMALLOC_PROT_NORMAL);
kfree(vas);
return vms;
diff --git a/net/bluetooth/rfcomm/tty.c b/net/bluetooth/rfcomm/tty.c
index e258ca191470..912e37cb8310 100644
--- a/net/bluetooth/rfcomm/tty.c
+++ b/net/bluetooth/rfcomm/tty.c
@@ -438,7 +438,6 @@ static int __rfcomm_release_dev(void __user *arg)
{
struct rfcomm_dev_req req;
struct rfcomm_dev *dev;
- struct tty_struct *tty;
if (copy_from_user(&req, arg, sizeof(req)))
return -EFAULT;
@@ -464,11 +463,7 @@ static int __rfcomm_release_dev(void __user *arg)
rfcomm_dlc_close(dev->dlc, 0);
/* Shut down TTY synchronously before freeing rfcomm_dev */
- tty = tty_port_tty_get(&dev->port);
- if (tty) {
- tty_vhangup(tty);
- tty_kref_put(tty);
- }
+ tty_port_tty_vhangup(&dev->port);
if (!test_bit(RFCOMM_TTY_OWNED, &dev->status))
tty_port_put(&dev->port);
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c
index f213ed108361..6bc0a11f2ed3 100644
--- a/net/bridge/br_ioctl.c
+++ b/net/bridge/br_ioctl.c
@@ -394,10 +394,26 @@ static int old_deviceless(struct net *net, void __user *data)
return -EOPNOTSUPP;
}
-int br_ioctl_stub(struct net *net, struct net_bridge *br, unsigned int cmd,
- struct ifreq *ifr, void __user *uarg)
+int br_ioctl_stub(struct net *net, unsigned int cmd, void __user *uarg)
{
int ret = -EOPNOTSUPP;
+ struct ifreq ifr;
+
+ if (cmd == SIOCBRADDIF || cmd == SIOCBRDELIF) {
+ void __user *data;
+ char *colon;
+
+ if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
+ return -EPERM;
+
+ if (get_user_ifreq(&ifr, &data, uarg))
+ return -EFAULT;
+
+ ifr.ifr_name[IFNAMSIZ - 1] = 0;
+ colon = strchr(ifr.ifr_name, ':');
+ if (colon)
+ *colon = 0;
+ }
rtnl_lock();
@@ -430,7 +446,21 @@ int br_ioctl_stub(struct net *net, struct net_bridge *br, unsigned int cmd,
break;
case SIOCBRADDIF:
case SIOCBRDELIF:
- ret = add_del_if(br, ifr->ifr_ifindex, cmd == SIOCBRADDIF);
+ {
+ struct net_device *dev;
+
+ dev = __dev_get_by_name(net, ifr.ifr_name);
+ if (!dev || !netif_device_present(dev)) {
+ ret = -ENODEV;
+ break;
+ }
+ if (!netif_is_bridge_master(dev)) {
+ ret = -EOPNOTSUPP;
+ break;
+ }
+
+ ret = add_del_if(netdev_priv(dev), ifr.ifr_ifindex, cmd == SIOCBRADDIF);
+ }
break;
}
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index c8a4e3b39b0e..f0d8edc378a0 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -245,6 +245,7 @@ struct net_bridge_vlan {
* struct net_bridge_vlan_group
*
* @vlan_hash: VLAN entry rhashtable
+ * @tunnel_hash: Hash table to map from tunnel key ID (e.g. VXLAN VNI) to VLAN
* @vlan_list: sorted VLAN entry list
* @num_vlans: number of total VLAN entries
* @pvid: PVID VLAN id
@@ -947,8 +948,7 @@ br_port_get_check_rtnl(const struct net_device *dev)
/* br_ioctl.c */
int br_dev_siocdevprivate(struct net_device *dev, struct ifreq *rq,
void __user *data, int cmd);
-int br_ioctl_stub(struct net *net, struct net_bridge *br, unsigned int cmd,
- struct ifreq *ifr, void __user *uarg);
+int br_ioctl_stub(struct net *net, unsigned int cmd, void __user *uarg);
/* br_multicast.c */
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
diff --git a/net/bridge/netfilter/nft_meta_bridge.c b/net/bridge/netfilter/nft_meta_bridge.c
index affb740c8685..d12a221366d6 100644
--- a/net/bridge/netfilter/nft_meta_bridge.c
+++ b/net/bridge/netfilter/nft_meta_bridge.c
@@ -142,7 +142,7 @@ static int nft_meta_bridge_set_init(const struct nft_ctx *ctx,
}
priv->len = len;
- err = nft_parse_register_load(tb[NFTA_META_SREG], &priv->sreg, len);
+ err = nft_parse_register_load(ctx, tb[NFTA_META_SREG], &priv->sreg, len);
if (err < 0)
return err;
diff --git a/net/caif/cffrml.c b/net/caif/cffrml.c
index 6651a8dc62e0..d4d63586053a 100644
--- a/net/caif/cffrml.c
+++ b/net/caif/cffrml.c
@@ -92,8 +92,15 @@ static int cffrml_receive(struct cflayer *layr, struct cfpkt *pkt)
len = le16_to_cpu(tmp);
/* Subtract for FCS on length if FCS is not used. */
- if (!this->dofcs)
+ if (!this->dofcs) {
+ if (len < 2) {
+ ++cffrml_rcv_error;
+ pr_err("Invalid frame length (%d)\n", len);
+ cfpkt_destroy(pkt);
+ return -EPROTO;
+ }
len -= 2;
+ }
if (cfpkt_setlen(pkt, len) < 0) {
++cffrml_rcv_error;
diff --git a/net/ceph/osdmap.c b/net/ceph/osdmap.c
index d245fa508e1c..f5f60deb680a 100644
--- a/net/ceph/osdmap.c
+++ b/net/ceph/osdmap.c
@@ -806,51 +806,49 @@ static int decode_pool(void **p, void *end, struct ceph_pg_pool_info *pi)
ceph_decode_need(p, end, len, bad);
pool_end = *p + len;
+ ceph_decode_need(p, end, 4 + 4 + 4, bad);
pi->type = ceph_decode_8(p);
pi->size = ceph_decode_8(p);
pi->crush_ruleset = ceph_decode_8(p);
pi->object_hash = ceph_decode_8(p);
-
pi->pg_num = ceph_decode_32(p);
pi->pgp_num = ceph_decode_32(p);
- *p += 4 + 4; /* skip lpg* */
- *p += 4; /* skip last_change */
- *p += 8 + 4; /* skip snap_seq, snap_epoch */
+ /* lpg*, last_change, snap_seq, snap_epoch */
+ ceph_decode_skip_n(p, end, 8 + 4 + 8 + 4, bad);
/* skip snaps */
- num = ceph_decode_32(p);
+ ceph_decode_32_safe(p, end, num, bad);
while (num--) {
- *p += 8; /* snapid key */
- *p += 1 + 1; /* versions */
- len = ceph_decode_32(p);
- *p += len;
+ /* snapid key, pool snap (with versions) */
+ ceph_decode_skip_n(p, end, 8 + 2, bad);
+ ceph_decode_skip_string(p, end, bad);
}
- /* skip removed_snaps */
- num = ceph_decode_32(p);
- *p += num * (8 + 8);
+ /* removed_snaps */
+ ceph_decode_skip_map(p, end, 64, 64, bad);
+ ceph_decode_need(p, end, 8 + 8 + 4, bad);
*p += 8; /* skip auid */
pi->flags = ceph_decode_64(p);
*p += 4; /* skip crash_replay_interval */
if (ev >= 7)
- pi->min_size = ceph_decode_8(p);
+ ceph_decode_8_safe(p, end, pi->min_size, bad);
else
pi->min_size = pi->size - pi->size / 2;
if (ev >= 8)
- *p += 8 + 8; /* skip quota_max_* */
+ /* quota_max_* */
+ ceph_decode_skip_n(p, end, 8 + 8, bad);
if (ev >= 9) {
- /* skip tiers */
- num = ceph_decode_32(p);
- *p += num * 8;
+ /* tiers */
+ ceph_decode_skip_set(p, end, 64, bad);
+ ceph_decode_need(p, end, 8 + 1 + 8 + 8, bad);
*p += 8; /* skip tier_of */
*p += 1; /* skip cache_mode */
-
pi->read_tier = ceph_decode_64(p);
pi->write_tier = ceph_decode_64(p);
} else {
@@ -858,86 +856,76 @@ static int decode_pool(void **p, void *end, struct ceph_pg_pool_info *pi)
pi->write_tier = -1;
}
- if (ev >= 10) {
- /* skip properties */
- num = ceph_decode_32(p);
- while (num--) {
- len = ceph_decode_32(p);
- *p += len; /* key */
- len = ceph_decode_32(p);
- *p += len; /* val */
- }
- }
+ if (ev >= 10)
+ /* properties */
+ ceph_decode_skip_map(p, end, string, string, bad);
if (ev >= 11) {
- /* skip hit_set_params */
- *p += 1 + 1; /* versions */
- len = ceph_decode_32(p);
- *p += len;
+ /* hit_set_params (with versions) */
+ ceph_decode_skip_n(p, end, 2, bad);
+ ceph_decode_skip_string(p, end, bad);
- *p += 4; /* skip hit_set_period */
- *p += 4; /* skip hit_set_count */
+ /* hit_set_period, hit_set_count */
+ ceph_decode_skip_n(p, end, 4 + 4, bad);
}
if (ev >= 12)
- *p += 4; /* skip stripe_width */
+ /* stripe_width */
+ ceph_decode_skip_32(p, end, bad);
- if (ev >= 13) {
- *p += 8; /* skip target_max_bytes */
- *p += 8; /* skip target_max_objects */
- *p += 4; /* skip cache_target_dirty_ratio_micro */
- *p += 4; /* skip cache_target_full_ratio_micro */
- *p += 4; /* skip cache_min_flush_age */
- *p += 4; /* skip cache_min_evict_age */
- }
+ if (ev >= 13)
+ /* target_max_*, cache_target_*, cache_min_* */
+ ceph_decode_skip_n(p, end, 16 + 8 + 8, bad);
- if (ev >= 14) {
- /* skip erasure_code_profile */
- len = ceph_decode_32(p);
- *p += len;
- }
+ if (ev >= 14)
+ /* erasure_code_profile */
+ ceph_decode_skip_string(p, end, bad);
/*
* last_force_op_resend_preluminous, will be overridden if the
* map was encoded with RESEND_ON_SPLIT
*/
if (ev >= 15)
- pi->last_force_request_resend = ceph_decode_32(p);
+ ceph_decode_32_safe(p, end, pi->last_force_request_resend, bad);
else
pi->last_force_request_resend = 0;
if (ev >= 16)
- *p += 4; /* skip min_read_recency_for_promote */
+ /* min_read_recency_for_promote */
+ ceph_decode_skip_32(p, end, bad);
if (ev >= 17)
- *p += 8; /* skip expected_num_objects */
+ /* expected_num_objects */
+ ceph_decode_skip_64(p, end, bad);
if (ev >= 19)
- *p += 4; /* skip cache_target_dirty_high_ratio_micro */
+ /* cache_target_dirty_high_ratio_micro */
+ ceph_decode_skip_32(p, end, bad);
if (ev >= 20)
- *p += 4; /* skip min_write_recency_for_promote */
+ /* min_write_recency_for_promote */
+ ceph_decode_skip_32(p, end, bad);
if (ev >= 21)
- *p += 1; /* skip use_gmt_hitset */
+ /* use_gmt_hitset */
+ ceph_decode_skip_8(p, end, bad);
if (ev >= 22)
- *p += 1; /* skip fast_read */
+ /* fast_read */
+ ceph_decode_skip_8(p, end, bad);
- if (ev >= 23) {
- *p += 4; /* skip hit_set_grade_decay_rate */
- *p += 4; /* skip hit_set_search_last_n */
- }
+ if (ev >= 23)
+ /* hit_set_grade_decay_rate, hit_set_search_last_n */
+ ceph_decode_skip_n(p, end, 4 + 4, bad);
if (ev >= 24) {
- /* skip opts */
- *p += 1 + 1; /* versions */
- len = ceph_decode_32(p);
- *p += len;
+ /* opts (with versions) */
+ ceph_decode_skip_n(p, end, 2, bad);
+ ceph_decode_skip_string(p, end, bad);
}
if (ev >= 25)
- pi->last_force_request_resend = ceph_decode_32(p);
+ ceph_decode_32_safe(p, end, pi->last_force_request_resend, bad);
/* ignore the rest */
diff --git a/net/core/dev.c b/net/core/dev.c
index 2d3e0e4130c2..cf5b5a4cbfd7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -78,6 +78,7 @@
#include <linux/slab.h>
#include <linux/sched.h>
#include <linux/sched/mm.h>
+#include <linux/smpboot.h>
#include <linux/mutex.h>
#include <linux/rwsem.h>
#include <linux/string.h>
@@ -217,6 +218,31 @@ static inline struct hlist_head *dev_index_hash(struct net *net, int ifindex)
return &net->dev_index_head[ifindex & (NETDEV_HASHENTRIES - 1)];
}
+#ifndef CONFIG_PREEMPT_RT
+
+static DEFINE_STATIC_KEY_FALSE(use_backlog_threads_key);
+
+static int __init setup_backlog_napi_threads(char *arg)
+{
+ static_branch_enable(&use_backlog_threads_key);
+ return 0;
+}
+early_param("thread_backlog_napi", setup_backlog_napi_threads);
+
+static bool use_backlog_threads(void)
+{
+ return static_branch_unlikely(&use_backlog_threads_key);
+}
+
+#else
+
+static bool use_backlog_threads(void)
+{
+ return true;
+}
+
+#endif
+
static inline void rps_lock_irqsave(struct softnet_data *sd,
unsigned long *flags)
{
@@ -4494,6 +4520,7 @@ EXPORT_SYMBOL(__dev_direct_xmit);
/*************************************************************************
* Receiver routines
*************************************************************************/
+static DEFINE_PER_CPU(struct task_struct *, backlog_napi);
int netdev_max_backlog __read_mostly = 1000;
EXPORT_SYMBOL(netdev_max_backlog);
@@ -4526,18 +4553,16 @@ static inline void ____napi_schedule(struct softnet_data *sd,
*/
thread = READ_ONCE(napi->thread);
if (thread) {
- /* Avoid doing set_bit() if the thread is in
- * INTERRUPTIBLE state, cause napi_thread_wait()
- * makes sure to proceed with napi polling
- * if the thread is explicitly woken from here.
- */
- if (READ_ONCE(thread->__state) != TASK_INTERRUPTIBLE)
- set_bit(NAPI_STATE_SCHED_THREADED, &napi->state);
+ if (use_backlog_threads() && thread == raw_cpu_read(backlog_napi))
+ goto use_local_napi;
+
+ set_bit(NAPI_STATE_SCHED_THREADED, &napi->state);
wake_up_process(thread);
return;
}
}
+use_local_napi:
list_add_tail(&napi->poll_list, &sd->poll_list);
WRITE_ONCE(napi->list_owner, smp_processor_id());
/* If not called from net_rx_action()
@@ -4783,6 +4808,11 @@ static void napi_schedule_rps(struct softnet_data *sd)
#ifdef CONFIG_RPS
if (sd != mysd) {
+ if (use_backlog_threads()) {
+ __napi_schedule_irqoff(&sd->backlog);
+ return;
+ }
+
sd->rps_ipi_next = mysd->rps_ipi_list;
mysd->rps_ipi_list = sd;
@@ -6006,7 +6036,7 @@ static void net_rps_action_and_irq_enable(struct softnet_data *sd)
#ifdef CONFIG_RPS
struct softnet_data *remsd = sd->rps_ipi_list;
- if (remsd) {
+ if (!use_backlog_threads() && remsd) {
sd->rps_ipi_list = NULL;
local_irq_enable();
@@ -6021,7 +6051,7 @@ static void net_rps_action_and_irq_enable(struct softnet_data *sd)
static bool sd_has_rps_ipi_waiting(struct softnet_data *sd)
{
#ifdef CONFIG_RPS
- return sd->rps_ipi_list != NULL;
+ return !use_backlog_threads() && sd->rps_ipi_list;
#else
return false;
#endif
@@ -6065,7 +6095,7 @@ static int process_backlog(struct napi_struct *napi, int quota)
* We can use a plain write instead of clear_bit(),
* and we dont need an smp_mb() memory barrier.
*/
- napi->state = 0;
+ napi->state &= NAPIF_STATE_THREADED;
again = false;
} else {
skb_queue_splice_tail_init(&sd->input_pkt_queue,
@@ -6688,8 +6718,6 @@ static int napi_poll(struct napi_struct *n, struct list_head *repoll)
static int napi_thread_wait(struct napi_struct *napi)
{
- bool woken = false;
-
set_current_state(TASK_INTERRUPTIBLE);
while (!kthread_should_stop()) {
@@ -6698,15 +6726,13 @@ static int napi_thread_wait(struct napi_struct *napi)
* Testing SCHED bit is not enough because SCHED bit might be
* set by some other busy poll thread or by napi_disable().
*/
- if (test_bit(NAPI_STATE_SCHED_THREADED, &napi->state) || woken) {
+ if (test_bit(NAPI_STATE_SCHED_THREADED, &napi->state)) {
WARN_ON(!list_empty(&napi->poll_list));
__set_current_state(TASK_RUNNING);
return 0;
}
schedule();
- /* woken being true indicates this thread owns this napi. */
- woken = true;
set_current_state(TASK_INTERRUPTIBLE);
}
__set_current_state(TASK_RUNNING);
@@ -6735,43 +6761,48 @@ static void skb_defer_free_flush(struct softnet_data *sd)
}
}
-static int napi_threaded_poll(void *data)
+static void napi_threaded_poll_loop(struct napi_struct *napi)
{
- struct napi_struct *napi = data;
struct softnet_data *sd;
- void *have;
+ unsigned long last_qs = jiffies;
- while (!napi_thread_wait(napi)) {
- unsigned long last_qs = jiffies;
-
- for (;;) {
- bool repoll = false;
+ for (;;) {
+ bool repoll = false;
+ void *have;
- local_bh_disable();
- sd = this_cpu_ptr(&softnet_data);
- sd->in_napi_threaded_poll = true;
+ local_bh_disable();
+ sd = this_cpu_ptr(&softnet_data);
+ sd->in_napi_threaded_poll = true;
- have = netpoll_poll_lock(napi);
- __napi_poll(napi, &repoll);
- netpoll_poll_unlock(have);
+ have = netpoll_poll_lock(napi);
+ __napi_poll(napi, &repoll);
+ netpoll_poll_unlock(have);
- sd->in_napi_threaded_poll = false;
- barrier();
+ sd->in_napi_threaded_poll = false;
+ barrier();
- if (sd_has_rps_ipi_waiting(sd)) {
- local_irq_disable();
- net_rps_action_and_irq_enable(sd);
- }
- skb_defer_free_flush(sd);
- local_bh_enable();
+ if (sd_has_rps_ipi_waiting(sd)) {
+ local_irq_disable();
+ net_rps_action_and_irq_enable(sd);
+ }
+ skb_defer_free_flush(sd);
+ local_bh_enable();
- if (!repoll)
- break;
+ if (!repoll)
+ break;
- rcu_softirq_qs_periodic(last_qs);
- cond_resched();
- }
+ rcu_softirq_qs_periodic(last_qs);
+ cond_resched();
}
+}
+
+static int napi_threaded_poll(void *data)
+{
+ struct napi_struct *napi = data;
+
+ while (!napi_thread_wait(napi))
+ napi_threaded_poll_loop(napi);
+
return 0;
}
@@ -11356,7 +11387,7 @@ static int dev_cpu_dead(unsigned int oldcpu)
list_del_init(&napi->poll_list);
if (napi->poll == process_backlog)
- napi->state = 0;
+ napi->state &= NAPIF_STATE_THREADED;
else
____napi_schedule(sd, napi);
}
@@ -11364,12 +11395,14 @@ static int dev_cpu_dead(unsigned int oldcpu)
raise_softirq_irqoff(NET_TX_SOFTIRQ);
local_irq_enable();
+ if (!use_backlog_threads()) {
#ifdef CONFIG_RPS
- remsd = oldsd->rps_ipi_list;
- oldsd->rps_ipi_list = NULL;
+ remsd = oldsd->rps_ipi_list;
+ oldsd->rps_ipi_list = NULL;
#endif
- /* send out pending IPI's on offline CPU */
- net_rps_send_ipi(remsd);
+ /* send out pending IPI's on offline CPU */
+ net_rps_send_ipi(remsd);
+ }
/* Process offline CPU's input_pkt_queue */
while ((skb = __skb_dequeue(&oldsd->process_queue))) {
@@ -11632,6 +11665,38 @@ static struct pernet_operations __net_initdata default_device_ops = {
*
*/
+static int backlog_napi_should_run(unsigned int cpu)
+{
+ struct softnet_data *sd = per_cpu_ptr(&softnet_data, cpu);
+ struct napi_struct *napi = &sd->backlog;
+
+ return test_bit(NAPI_STATE_SCHED_THREADED, &napi->state);
+}
+
+static void run_backlog_napi(unsigned int cpu)
+{
+ struct softnet_data *sd = per_cpu_ptr(&softnet_data, cpu);
+
+ napi_threaded_poll_loop(&sd->backlog);
+}
+
+static void backlog_napi_setup(unsigned int cpu)
+{
+ struct softnet_data *sd = per_cpu_ptr(&softnet_data, cpu);
+ struct napi_struct *napi = &sd->backlog;
+
+ napi->thread = this_cpu_read(backlog_napi);
+ set_bit(NAPI_STATE_THREADED, &napi->state);
+}
+
+static struct smp_hotplug_thread backlog_threads = {
+ .store = &backlog_napi,
+ .thread_should_run = backlog_napi_should_run,
+ .thread_fn = run_backlog_napi,
+ .thread_comm = "backlog_napi/%u",
+ .setup = backlog_napi_setup,
+};
+
/*
* This is called single threaded during boot, so no need
* to take the rtnl semaphore.
@@ -11682,7 +11747,10 @@ static int __init net_dev_init(void)
init_gro_hash(&sd->backlog);
sd->backlog.poll = process_backlog;
sd->backlog.weight = weight_p;
+ INIT_LIST_HEAD(&sd->backlog.poll_list);
}
+ if (use_backlog_threads())
+ smpboot_register_percpu_thread(&backlog_threads);
dev_boot_phase = 0;
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
index b46aedc36939..541d42bf1e40 100644
--- a/net/core/dev_ioctl.c
+++ b/net/core/dev_ioctl.c
@@ -517,7 +517,6 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, void __user *data,
int err;
struct net_device *dev = __dev_get_by_name(net, ifr->ifr_name);
const struct net_device_ops *ops;
- netdevice_tracker dev_tracker;
if (!dev)
return -ENODEV;
@@ -580,19 +579,6 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, void __user *data,
case SIOCWANDEV:
return dev_siocwandev(dev, &ifr->ifr_settings);
- case SIOCBRADDIF:
- case SIOCBRDELIF:
- if (!netif_device_present(dev))
- return -ENODEV;
- if (!netif_is_bridge_master(dev))
- return -EOPNOTSUPP;
- netdev_hold(dev, &dev_tracker, GFP_KERNEL);
- rtnl_unlock();
- err = br_ioctl_call(net, netdev_priv(dev), cmd, ifr, NULL);
- netdev_put(dev, &dev_tracker);
- rtnl_lock();
- return err;
-
case SIOCDEVPRIVATE ... SIOCDEVPRIVATE + 15:
return dev_siocdevprivate(dev, ifr, data, cmd);
@@ -773,8 +759,6 @@ int dev_ioctl(struct net *net, unsigned int cmd, struct ifreq *ifr,
case SIOCBONDRELEASE:
case SIOCBONDSETHWADDR:
case SIOCBONDCHANGEACTIVE:
- case SIOCBRADDIF:
- case SIOCBRDELIF:
case SIOCSHWTSTAMP:
if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
return -EPERM;
diff --git a/net/core/filter.c b/net/core/filter.c
index 0564ee6ac873..da1a617b7db9 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -6295,9 +6295,12 @@ BPF_CALL_5(bpf_skb_check_mtu, struct sk_buff *, skb,
*/
if (skb_is_gso(skb)) {
ret = BPF_MTU_CHK_RET_SUCCESS;
- if (flags & BPF_MTU_CHK_SEGS &&
- !skb_gso_validate_network_len(skb, mtu))
- ret = BPF_MTU_CHK_RET_SEGS_TOOBIG;
+ if (flags & BPF_MTU_CHK_SEGS) {
+ if (!skb_transport_header_was_set(skb))
+ return -EINVAL;
+ if (!skb_gso_validate_network_len(skb, mtu))
+ ret = BPF_MTU_CHK_RET_SEGS_TOOBIG;
+ }
}
out:
*mtu_len = mtu;
diff --git a/net/core/page_pool.c b/net/core/page_pool.c
index 0188d7f00785..c8e92a12af35 100644
--- a/net/core/page_pool.c
+++ b/net/core/page_pool.c
@@ -140,9 +140,9 @@ u64 *page_pool_ethtool_stats_get(u64 *data, void *stats)
EXPORT_SYMBOL(page_pool_ethtool_stats_get);
#else
-#define alloc_stat_inc(pool, __stat)
-#define recycle_stat_inc(pool, __stat)
-#define recycle_stat_add(pool, __stat, val)
+#define alloc_stat_inc(...) do { } while (0)
+#define recycle_stat_inc(...) do { } while (0)
+#define recycle_stat_add(...) do { } while (0)
#endif
static bool page_pool_producer_lock(struct page_pool *pool)
@@ -549,19 +549,16 @@ static void page_pool_return_page(struct page_pool *pool, struct page *page)
static bool page_pool_recycle_in_ring(struct page_pool *pool, struct page *page)
{
- int ret;
- /* BH protection not needed if current is softirq */
- if (in_softirq())
- ret = ptr_ring_produce(&pool->ring, page);
- else
- ret = ptr_ring_produce_bh(&pool->ring, page);
+ bool in_softirq, ret;
- if (!ret) {
+ /* BH protection not needed if current is softirq */
+ in_softirq = page_pool_producer_lock(pool);
+ ret = !__ptr_ring_produce(&pool->ring, page);
+ if (ret)
recycle_stat_inc(pool, ring);
- return true;
- }
+ page_pool_producer_unlock(pool, in_softirq);
- return false;
+ return ret;
}
/* Only allow direct recycling in special circumstances, into the
@@ -850,10 +847,14 @@ static void page_pool_scrub(struct page_pool *pool)
static int page_pool_release(struct page_pool *pool)
{
+ bool in_softirq;
int inflight;
page_pool_scrub(pool);
inflight = page_pool_inflight(pool);
+ /* Acquire producer lock to make sure producers have exited. */
+ in_softirq = page_pool_producer_lock(pool);
+ page_pool_producer_unlock(pool, in_softirq);
if (!inflight)
page_pool_free(pool);
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
index 4486cbe2faf0..eaeb514b7e5f 100644
--- a/net/ethtool/ioctl.c
+++ b/net/ethtool/ioctl.c
@@ -1955,7 +1955,10 @@ static int ethtool_get_strings(struct net_device *dev, void __user *useraddr)
return -ENOMEM;
WARN_ON_ONCE(!ret);
- gstrings.len = ret;
+ if (gstrings.len && gstrings.len != ret)
+ gstrings.len = 0;
+ else
+ gstrings.len = ret;
if (gstrings.len) {
data = vzalloc(array_size(gstrings.len, ETH_GSTRING_LEN));
@@ -2070,10 +2073,13 @@ static int ethtool_get_stats(struct net_device *dev, void __user *useraddr)
if (copy_from_user(&stats, useraddr, sizeof(stats)))
return -EFAULT;
- stats.n_stats = n_stats;
+ if (stats.n_stats && stats.n_stats != n_stats)
+ stats.n_stats = 0;
+ else
+ stats.n_stats = n_stats;
- if (n_stats) {
- data = vzalloc(array_size(n_stats, sizeof(u64)));
+ if (stats.n_stats) {
+ data = vzalloc(array_size(stats.n_stats, sizeof(u64)));
if (!data)
return -ENOMEM;
ops->get_ethtool_stats(dev, &stats, data);
@@ -2085,7 +2091,9 @@ static int ethtool_get_stats(struct net_device *dev, void __user *useraddr)
if (copy_to_user(useraddr, &stats, sizeof(stats)))
goto out;
useraddr += sizeof(stats);
- if (n_stats && copy_to_user(useraddr, data, array_size(n_stats, sizeof(u64))))
+ if (stats.n_stats &&
+ copy_to_user(useraddr, data,
+ array_size(stats.n_stats, sizeof(u64))))
goto out;
ret = 0;
@@ -2121,6 +2129,10 @@ static int ethtool_get_phy_stats_phydev(struct phy_device *phydev,
return -EOPNOTSUPP;
n_stats = phy_ops->get_sset_count(phydev);
+ if (stats->n_stats && stats->n_stats != n_stats) {
+ stats->n_stats = 0;
+ return 0;
+ }
ret = ethtool_vzalloc_stats_array(n_stats, data);
if (ret)
@@ -2141,6 +2153,10 @@ static int ethtool_get_phy_stats_ethtool(struct net_device *dev,
return -EOPNOTSUPP;
n_stats = ops->get_sset_count(dev, ETH_SS_PHY_STATS);
+ if (stats->n_stats && stats->n_stats != n_stats) {
+ stats->n_stats = 0;
+ return 0;
+ }
ret = ethtool_vzalloc_stats_array(n_stats, data);
if (ret)
@@ -2177,7 +2193,9 @@ static int ethtool_get_phy_stats(struct net_device *dev, void __user *useraddr)
}
useraddr += sizeof(stats);
- if (copy_to_user(useraddr, data, array_size(stats.n_stats, sizeof(u64))))
+ if (stats.n_stats &&
+ copy_to_user(useraddr, data,
+ array_size(stats.n_stats, sizeof(u64))))
ret = -EFAULT;
out:
diff --git a/net/handshake/request.c b/net/handshake/request.c
index 94d5cef3e048..5df102534a59 100644
--- a/net/handshake/request.c
+++ b/net/handshake/request.c
@@ -277,6 +277,8 @@ int handshake_req_submit(struct socket *sock, struct handshake_req *req,
out_unlock:
spin_unlock(&hn->hn_lock);
out_err:
+ /* Restore original destructor so socket teardown still runs on failure */
+ req->hr_sk->sk_destruct = req->hr_odestruct;
trace_handshake_submit_err(net, req, req->hr_sk, ret);
handshake_req_destroy(req);
return ret;
@@ -325,7 +327,11 @@ bool handshake_req_cancel(struct sock *sk)
hn = handshake_pernet(net);
if (hn && remove_pending(hn, req)) {
- /* Request hadn't been accepted */
+ /* Request hadn't been accepted - mark cancelled */
+ if (test_and_set_bit(HANDSHAKE_F_REQ_COMPLETED, &req->hr_flags)) {
+ trace_handshake_cancel_busy(net, req, sk);
+ return false;
+ }
goto out_true;
}
if (test_and_set_bit(HANDSHAKE_F_REQ_COMPLETED, &req->hr_flags)) {
diff --git a/net/hsr/hsr_forward.c b/net/hsr/hsr_forward.c
index 9317f96127c1..3852fd99509f 100644
--- a/net/hsr/hsr_forward.c
+++ b/net/hsr/hsr_forward.c
@@ -176,6 +176,8 @@ struct sk_buff *prp_get_untagged_frame(struct hsr_frame_info *frame,
__pskb_copy(frame->skb_prp,
skb_headroom(frame->skb_prp),
GFP_ATOMIC);
+ if (!frame->skb_std)
+ return NULL;
} else {
/* Unexpected */
WARN_ONCE(1, "%s:%d: Unexpected frame received (port_src %s)\n",
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index fa54b36b241a..4d148d089232 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -2059,10 +2059,11 @@ int fib_table_flush(struct net *net, struct fib_table *tb, bool flush_all)
continue;
}
- /* Do not flush error routes if network namespace is
- * not being dismantled
+ /* When not flushing the entire table, skip error
+ * routes that are not marked for deletion.
*/
- if (!flush_all && fib_props[fa->fa_type].error) {
+ if (!flush_all && fib_props[fa->fa_type].error &&
+ !(fi->fib_flags & RTNH_F_DEAD)) {
slen = fa->fa_slen;
continue;
}
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 60e81f6b1c6d..7292f7017625 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -676,8 +676,11 @@ bool inet_ehash_insert(struct sock *sk, struct sock *osk, bool *found_dup_sk)
spin_lock(lock);
if (osk) {
WARN_ON_ONCE(sk->sk_hash != osk->sk_hash);
- ret = sk_nulls_del_node_init_rcu(osk);
- } else if (found_dup_sk) {
+ ret = sk_nulls_replace_node_init_rcu(osk, sk);
+ goto unlock;
+ }
+
+ if (found_dup_sk) {
*found_dup_sk = inet_ehash_lookup_by_sk(sk, list);
if (*found_dup_sk)
ret = false;
@@ -686,6 +689,7 @@ bool inet_ehash_insert(struct sock *sk, struct sock *osk, bool *found_dup_sk)
if (ret)
__sk_nulls_add_node_rcu(sk, list);
+unlock:
spin_unlock(lock);
return ret;
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index 5a4fb2539b08..9a45aed508d1 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -54,6 +54,7 @@ static int ipcomp4_err(struct sk_buff *skb, u32 info)
}
/* We always hold one tunnel user reference to indicate a tunnel */
+static struct lock_class_key xfrm_state_lock_key;
static struct xfrm_state *ipcomp_tunnel_create(struct xfrm_state *x)
{
struct net *net = xs_net(x);
@@ -62,6 +63,7 @@ static struct xfrm_state *ipcomp_tunnel_create(struct xfrm_state *x)
t = xfrm_state_alloc(net);
if (!t)
goto out;
+ lockdep_set_class(&t->lock, &xfrm_state_lock_key);
t->id.proto = IPPROTO_IPIP;
t->id.spi = x->props.saddr.a4;
diff --git a/net/ipv4/netfilter/nft_dup_ipv4.c b/net/ipv4/netfilter/nft_dup_ipv4.c
index a522c3a3be52..ef5dd88107dd 100644
--- a/net/ipv4/netfilter/nft_dup_ipv4.c
+++ b/net/ipv4/netfilter/nft_dup_ipv4.c
@@ -40,13 +40,13 @@ static int nft_dup_ipv4_init(const struct nft_ctx *ctx,
if (tb[NFTA_DUP_SREG_ADDR] == NULL)
return -EINVAL;
- err = nft_parse_register_load(tb[NFTA_DUP_SREG_ADDR], &priv->sreg_addr,
+ err = nft_parse_register_load(ctx, tb[NFTA_DUP_SREG_ADDR], &priv->sreg_addr,
sizeof(struct in_addr));
if (err < 0)
return err;
if (tb[NFTA_DUP_SREG_DEV])
- err = nft_parse_register_load(tb[NFTA_DUP_SREG_DEV],
+ err = nft_parse_register_load(ctx, tb[NFTA_DUP_SREG_DEV],
&priv->sreg_dev, sizeof(int));
return err;
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 0e49ee83533b..2737bb4751e4 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1268,6 +1268,7 @@ static void
cleanup_prefix_route(struct inet6_ifaddr *ifp, unsigned long expires,
bool del_rt, bool del_peer)
{
+ struct fib6_table *table;
struct fib6_info *f6i;
f6i = addrconf_get_prefix_route(del_peer ? &ifp->peer_addr : &ifp->addr,
@@ -1277,8 +1278,15 @@ cleanup_prefix_route(struct inet6_ifaddr *ifp, unsigned long expires,
if (del_rt)
ip6_del_rt(dev_net(ifp->idev->dev), f6i, false);
else {
- if (!(f6i->fib6_flags & RTF_EXPIRES))
+ if (!(f6i->fib6_flags & RTF_EXPIRES)) {
+ table = f6i->fib6_table;
+ spin_lock_bh(&table->tb6_lock);
+
fib6_set_expires(f6i, expires);
+ fib6_add_gc_list(f6i);
+
+ spin_unlock_bh(&table->tb6_lock);
+ }
fib6_info_release(f6i);
}
}
@@ -2736,6 +2744,7 @@ EXPORT_SYMBOL_GPL(addrconf_prefix_rcv_add_addr);
void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len, bool sllao)
{
struct prefix_info *pinfo;
+ struct fib6_table *table;
__u32 valid_lft;
__u32 prefered_lft;
int addr_type, err;
@@ -2812,11 +2821,20 @@ void addrconf_prefix_rcv(struct net_device *dev, u8 *opt, int len, bool sllao)
if (valid_lft == 0) {
ip6_del_rt(net, rt, false);
rt = NULL;
- } else if (addrconf_finite_timeout(rt_expires)) {
- /* not infinity */
- fib6_set_expires(rt, jiffies + rt_expires);
} else {
- fib6_clean_expires(rt);
+ table = rt->fib6_table;
+ spin_lock_bh(&table->tb6_lock);
+
+ if (addrconf_finite_timeout(rt_expires)) {
+ /* not infinity */
+ fib6_set_expires(rt, jiffies + rt_expires);
+ fib6_add_gc_list(rt);
+ } else {
+ fib6_clean_expires(rt);
+ fib6_remove_gc_list(rt);
+ }
+
+ spin_unlock_bh(&table->tb6_lock);
}
} else if (valid_lft) {
clock_t expires = 0;
@@ -4766,10 +4784,11 @@ inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh,
ifm->ifa_prefixlen, extack);
}
-static int modify_prefix_route(struct inet6_ifaddr *ifp,
+static int modify_prefix_route(struct net *net, struct inet6_ifaddr *ifp,
unsigned long expires, u32 flags,
bool modify_peer)
{
+ struct fib6_table *table;
struct fib6_info *f6i;
u32 prio;
@@ -4789,14 +4808,23 @@ static int modify_prefix_route(struct inet6_ifaddr *ifp,
ifp->prefix_len,
ifp->rt_priority, ifp->idev->dev,
expires, flags, GFP_KERNEL);
- } else {
- if (!expires)
+ return 0;
+ }
+ if (f6i != net->ipv6.fib6_null_entry) {
+ table = f6i->fib6_table;
+ spin_lock_bh(&table->tb6_lock);
+
+ if (!expires) {
fib6_clean_expires(f6i);
- else
+ fib6_remove_gc_list(f6i);
+ } else {
fib6_set_expires(f6i, expires);
+ fib6_add_gc_list(f6i);
+ }
- fib6_info_release(f6i);
+ spin_unlock_bh(&table->tb6_lock);
}
+ fib6_info_release(f6i);
return 0;
}
@@ -4875,7 +4903,7 @@ static int inet6_addr_modify(struct net *net, struct inet6_ifaddr *ifp,
int rc = -ENOENT;
if (had_prefixroute)
- rc = modify_prefix_route(ifp, expires, flags, false);
+ rc = modify_prefix_route(net, ifp, expires, flags, false);
/* prefix route could have been deleted; if so restore it */
if (rc == -ENOENT) {
@@ -4885,7 +4913,7 @@ static int inet6_addr_modify(struct net *net, struct inet6_ifaddr *ifp,
}
if (had_prefixroute && !ipv6_addr_any(&ifp->peer_addr))
- rc = modify_prefix_route(ifp, expires, flags, true);
+ rc = modify_prefix_route(net, ifp, expires, flags, true);
if (rc == -ENOENT && !ipv6_addr_any(&ifp->peer_addr)) {
addrconf_prefix_route(&ifp->peer_addr, ifp->prefix_len,
diff --git a/net/ipv6/calipso.c b/net/ipv6/calipso.c
index 24666291c54a..72079ef2959b 100644
--- a/net/ipv6/calipso.c
+++ b/net/ipv6/calipso.c
@@ -1345,7 +1345,8 @@ static int calipso_skbuff_setattr(struct sk_buff *skb,
/* At this point new_end aligns to 4n, so (new_end & 4) pads to 8n */
pad = ((new_end & 4) + (end & 7)) & 7;
len_delta = new_end - (int)end + pad;
- ret_val = skb_cow(skb, skb_headroom(skb) + len_delta);
+ ret_val = skb_cow(skb,
+ skb_headroom(skb) + (len_delta > 0 ? len_delta : 0));
if (ret_val < 0)
return ret_val;
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index c44136cbbaa1..646ff1276aff 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -160,6 +160,8 @@ struct fib6_info *fib6_info_alloc(gfp_t gfp_flags, bool with_fib6_nh)
INIT_LIST_HEAD(&f6i->fib6_siblings);
refcount_set(&f6i->fib6_ref, 1);
+ INIT_HLIST_NODE(&f6i->gc_link);
+
return f6i;
}
@@ -246,6 +248,7 @@ static struct fib6_table *fib6_alloc_table(struct net *net, u32 id)
net->ipv6.fib6_null_entry);
table->tb6_root.fn_flags = RTN_ROOT | RTN_TL_ROOT | RTN_RTINFO;
inet_peer_base_init(&table->tb6_peers);
+ INIT_HLIST_HEAD(&table->tb6_gc_hlist);
}
return table;
@@ -1063,6 +1066,9 @@ static void fib6_purge_rt(struct fib6_info *rt, struct fib6_node *fn,
lockdep_is_held(&table->tb6_lock));
}
}
+
+ fib6_clean_expires(rt);
+ fib6_remove_gc_list(rt);
}
/*
@@ -1123,10 +1129,17 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct fib6_info *rt,
WRITE_ONCE(rt->fib6_nsiblings, 0);
if (!(iter->fib6_flags & RTF_EXPIRES))
return -EEXIST;
- if (!(rt->fib6_flags & RTF_EXPIRES))
+ if (!(rt->fib6_flags & RTF_EXPIRES)) {
fib6_clean_expires(iter);
- else
+ fib6_remove_gc_list(iter);
+ } else {
fib6_set_expires(iter, rt->expires);
+ fib6_add_gc_list(iter);
+ }
+ if (!(rt->fib6_flags & (RTF_ADDRCONF | RTF_PREFIX_RT))) {
+ iter->fib6_flags &= ~RTF_ADDRCONF;
+ iter->fib6_flags &= ~RTF_PREFIX_RT;
+ }
if (rt->fib6_pmtu)
fib6_metric_set(iter, RTAX_MTU,
@@ -1491,6 +1504,10 @@ int fib6_add(struct fib6_node *root, struct fib6_info *rt,
if (rt->nh)
list_add(&rt->nh_list, &rt->nh->f6i_list);
__fib6_update_sernum_upto_root(rt, fib6_new_sernum(info->nl_net));
+
+ if (rt->fib6_flags & RTF_EXPIRES)
+ fib6_add_gc_list(rt);
+
fib6_start_gc(info->nl_net, rt);
}
@@ -2294,9 +2311,8 @@ static void fib6_flush_trees(struct net *net)
* Garbage collection
*/
-static int fib6_age(struct fib6_info *rt, void *arg)
+static int fib6_age(struct fib6_info *rt, struct fib6_gc_args *gc_args)
{
- struct fib6_gc_args *gc_args = arg;
unsigned long now = jiffies;
/*
@@ -2321,6 +2337,42 @@ static int fib6_age(struct fib6_info *rt, void *arg)
return 0;
}
+static void fib6_gc_table(struct net *net,
+ struct fib6_table *tb6,
+ struct fib6_gc_args *gc_args)
+{
+ struct fib6_info *rt;
+ struct hlist_node *n;
+ struct nl_info info = {
+ .nl_net = net,
+ .skip_notify = false,
+ };
+
+ hlist_for_each_entry_safe(rt, n, &tb6->tb6_gc_hlist, gc_link)
+ if (fib6_age(rt, gc_args) == -1)
+ fib6_del(rt, &info);
+}
+
+static void fib6_gc_all(struct net *net, struct fib6_gc_args *gc_args)
+{
+ struct fib6_table *table;
+ struct hlist_head *head;
+ unsigned int h;
+
+ rcu_read_lock();
+ for (h = 0; h < FIB6_TABLE_HASHSZ; h++) {
+ head = &net->ipv6.fib_table_hash[h];
+ hlist_for_each_entry_rcu(table, head, tb6_hlist) {
+ spin_lock_bh(&table->tb6_lock);
+
+ fib6_gc_table(net, table, gc_args);
+
+ spin_unlock_bh(&table->tb6_lock);
+ }
+ }
+ rcu_read_unlock();
+}
+
void fib6_run_gc(unsigned long expires, struct net *net, bool force)
{
struct fib6_gc_args gc_args;
@@ -2336,7 +2388,7 @@ void fib6_run_gc(unsigned long expires, struct net *net, bool force)
net->ipv6.sysctl.ip6_rt_gc_interval;
gc_args.more = 0;
- fib6_clean_all(net, fib6_age, &gc_args);
+ fib6_gc_all(net, &gc_args);
now = jiffies;
net->ipv6.ip6_rt_last_gc = now;
@@ -2396,6 +2448,7 @@ static int __net_init fib6_net_init(struct net *net)
net->ipv6.fib6_main_tbl->tb6_root.fn_flags =
RTN_ROOT | RTN_TL_ROOT | RTN_RTINFO;
inet_peer_base_init(&net->ipv6.fib6_main_tbl->tb6_peers);
+ INIT_HLIST_HEAD(&net->ipv6.fib6_main_tbl->tb6_gc_hlist);
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
net->ipv6.fib6_local_tbl = kzalloc(sizeof(*net->ipv6.fib6_local_tbl),
@@ -2408,6 +2461,7 @@ static int __net_init fib6_net_init(struct net *net)
net->ipv6.fib6_local_tbl->tb6_root.fn_flags =
RTN_ROOT | RTN_TL_ROOT | RTN_RTINFO;
inet_peer_base_init(&net->ipv6.fib6_local_tbl->tb6_peers);
+ INIT_HLIST_HEAD(&net->ipv6.fib6_local_tbl->tb6_gc_hlist);
#endif
fib6_tables_init(net);
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index 289b83347d9d..63ac4a8e095b 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1382,9 +1382,16 @@ static int ip6gre_header(struct sk_buff *skb, struct net_device *dev,
{
struct ip6_tnl *t = netdev_priv(dev);
struct ipv6hdr *ipv6h;
+ int needed;
__be16 *p;
- ipv6h = skb_push(skb, t->hlen + sizeof(*ipv6h));
+ needed = t->hlen + sizeof(*ipv6h);
+ if (skb_headroom(skb) < needed &&
+ pskb_expand_head(skb, HH_DATA_ALIGN(needed - skb_headroom(skb)),
+ 0, GFP_ATOMIC))
+ return -needed;
+
+ ipv6h = skb_push(skb, needed);
ip6_flow_hdr(ipv6h, 0, ip6_make_flowlabel(dev_net(dev), skb,
t->fl.u.ip6.flowlabel,
true, &t->fl.u.ip6));
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 72d4858dec18..8607569de34f 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -71,6 +71,7 @@ static int ipcomp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
return 0;
}
+static struct lock_class_key xfrm_state_lock_key;
static struct xfrm_state *ipcomp6_tunnel_create(struct xfrm_state *x)
{
struct net *net = xs_net(x);
@@ -79,6 +80,7 @@ static struct xfrm_state *ipcomp6_tunnel_create(struct xfrm_state *x)
t = xfrm_state_alloc(net);
if (!t)
goto out;
+ lockdep_set_class(&t->lock, &xfrm_state_lock_key);
t->id.proto = IPPROTO_IPV6;
t->id.spi = xfrm6_tunnel_alloc_spi(net, (xfrm_address_t *)&x->props.saddr);
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 8d853971f2f6..d8e5e2833ede 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1241,6 +1241,7 @@ static enum skb_drop_reason ndisc_router_discovery(struct sk_buff *skb)
struct ndisc_options ndopts;
struct fib6_info *rt = NULL;
struct inet6_dev *in6_dev;
+ struct fib6_table *table;
u32 defrtr_usr_metric;
unsigned int pref = 0;
__u32 old_if_flags;
@@ -1413,8 +1414,15 @@ static enum skb_drop_reason ndisc_router_discovery(struct sk_buff *skb)
inet6_rt_notify(RTM_NEWROUTE, rt, &nlinfo, NLM_F_REPLACE);
}
- if (rt)
+ if (rt) {
+ table = rt->fib6_table;
+ spin_lock_bh(&table->tb6_lock);
+
fib6_set_expires(rt, jiffies + (HZ * lifetime));
+ fib6_add_gc_list(rt);
+
+ spin_unlock_bh(&table->tb6_lock);
+ }
if (in6_dev->cnf.accept_ra_min_hop_limit < 256 &&
ra_msg->icmph.icmp6_hop_limit) {
if (in6_dev->cnf.accept_ra_min_hop_limit <= ra_msg->icmph.icmp6_hop_limit) {
diff --git a/net/ipv6/netfilter/nft_dup_ipv6.c b/net/ipv6/netfilter/nft_dup_ipv6.c
index c82f3fdd4a65..492a811828a7 100644
--- a/net/ipv6/netfilter/nft_dup_ipv6.c
+++ b/net/ipv6/netfilter/nft_dup_ipv6.c
@@ -38,13 +38,13 @@ static int nft_dup_ipv6_init(const struct nft_ctx *ctx,
if (tb[NFTA_DUP_SREG_ADDR] == NULL)
return -EINVAL;
- err = nft_parse_register_load(tb[NFTA_DUP_SREG_ADDR], &priv->sreg_addr,
+ err = nft_parse_register_load(ctx, tb[NFTA_DUP_SREG_ADDR], &priv->sreg_addr,
sizeof(struct in6_addr));
if (err < 0)
return err;
if (tb[NFTA_DUP_SREG_DEV])
- err = nft_parse_register_load(tb[NFTA_DUP_SREG_DEV],
+ err = nft_parse_register_load(ctx, tb[NFTA_DUP_SREG_DEV],
&priv->sreg_dev, sizeof(int));
return err;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index eb9e505f71f9..ad452a04d729 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -971,6 +971,7 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
struct net *net = dev_net(dev);
struct route_info *rinfo = (struct route_info *) opt;
struct in6_addr prefix_buf, *prefix;
+ struct fib6_table *table;
unsigned int pref;
unsigned long lifetime;
struct fib6_info *rt;
@@ -1029,10 +1030,18 @@ int rt6_route_rcv(struct net_device *dev, u8 *opt, int len,
(rt->fib6_flags & ~RTF_PREF_MASK) | RTF_PREF(pref);
if (rt) {
- if (!addrconf_finite_timeout(lifetime))
+ table = rt->fib6_table;
+ spin_lock_bh(&table->tb6_lock);
+
+ if (!addrconf_finite_timeout(lifetime)) {
fib6_clean_expires(rt);
- else
+ fib6_remove_gc_list(rt);
+ } else {
fib6_set_expires(rt, jiffies + HZ * lifetime);
+ fib6_add_gc_list(rt);
+ }
+
+ spin_unlock_bh(&table->tb6_lock);
fib6_info_release(rt);
}
@@ -1763,6 +1772,7 @@ static int rt6_insert_exception(struct rt6_info *nrt,
if (!err) {
spin_lock_bh(&f6i->fib6_table->tb6_lock);
fib6_update_sernum(net, f6i);
+ fib6_add_gc_list(f6i);
spin_unlock_bh(&f6i->fib6_table->tb6_lock);
fib6_force_start_gc(net);
}
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index 1323f2f6928e..775ae1171ef8 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -334,8 +334,8 @@ static void __net_exit xfrm6_tunnel_net_exit(struct net *net)
struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);
unsigned int i;
+ xfrm_state_flush(net, 0, false);
xfrm_flush_gc();
- xfrm_state_flush(net, 0, false, true);
for (i = 0; i < XFRM6_TUNNEL_SPI_BYADDR_HSIZE; i++)
WARN_ON_ONCE(!hlist_empty(&xfrm6_tn->spi_byaddr[i]));
diff --git a/net/key/af_key.c b/net/key/af_key.c
index d68d01804dc7..6c4448908afe 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -1765,7 +1765,7 @@ static int pfkey_flush(struct sock *sk, struct sk_buff *skb, const struct sadb_m
if (proto == 0)
return -EINVAL;
- err = xfrm_state_flush(net, proto, true, false);
+ err = xfrm_state_flush(net, proto, true);
err2 = unicast_flush_resp(sk, hdr);
if (err || err2) {
if (err == -ESRCH) /* empty table - go quietly */
diff --git a/net/mac80211/aes_cmac.c b/net/mac80211/aes_cmac.c
index 48c04f89de20..65989c7dfc68 100644
--- a/net/mac80211/aes_cmac.c
+++ b/net/mac80211/aes_cmac.c
@@ -22,50 +22,77 @@
static const u8 zero[CMAC_TLEN_256];
-void ieee80211_aes_cmac(struct crypto_shash *tfm, const u8 *aad,
- const u8 *data, size_t data_len, u8 *mic)
+int ieee80211_aes_cmac(struct crypto_shash *tfm, const u8 *aad,
+ const u8 *data, size_t data_len, u8 *mic)
{
+ int err;
SHASH_DESC_ON_STACK(desc, tfm);
u8 out[AES_BLOCK_SIZE];
const __le16 *fc;
desc->tfm = tfm;
- crypto_shash_init(desc);
- crypto_shash_update(desc, aad, AAD_LEN);
+ err = crypto_shash_init(desc);
+ if (err)
+ return err;
+ err = crypto_shash_update(desc, aad, AAD_LEN);
+ if (err)
+ return err;
fc = (const __le16 *)aad;
if (ieee80211_is_beacon(*fc)) {
/* mask Timestamp field to zero */
- crypto_shash_update(desc, zero, 8);
- crypto_shash_update(desc, data + 8, data_len - 8 - CMAC_TLEN);
+ err = crypto_shash_update(desc, zero, 8);
+ if (err)
+ return err;
+ err = crypto_shash_update(desc, data + 8,
+ data_len - 8 - CMAC_TLEN);
+ if (err)
+ return err;
} else {
- crypto_shash_update(desc, data, data_len - CMAC_TLEN);
+ err = crypto_shash_update(desc, data,
+ data_len - CMAC_TLEN);
+ if (err)
+ return err;
}
- crypto_shash_finup(desc, zero, CMAC_TLEN, out);
-
+ err = crypto_shash_finup(desc, zero, CMAC_TLEN, out);
+ if (err)
+ return err;
memcpy(mic, out, CMAC_TLEN);
+
+ return 0;
}
-void ieee80211_aes_cmac_256(struct crypto_shash *tfm, const u8 *aad,
- const u8 *data, size_t data_len, u8 *mic)
+int ieee80211_aes_cmac_256(struct crypto_shash *tfm, const u8 *aad,
+ const u8 *data, size_t data_len, u8 *mic)
{
+ int err;
SHASH_DESC_ON_STACK(desc, tfm);
const __le16 *fc;
desc->tfm = tfm;
- crypto_shash_init(desc);
- crypto_shash_update(desc, aad, AAD_LEN);
+ err = crypto_shash_init(desc);
+ if (err)
+ return err;
+ err = crypto_shash_update(desc, aad, AAD_LEN);
+ if (err)
+ return err;
fc = (const __le16 *)aad;
if (ieee80211_is_beacon(*fc)) {
/* mask Timestamp field to zero */
- crypto_shash_update(desc, zero, 8);
- crypto_shash_update(desc, data + 8,
- data_len - 8 - CMAC_TLEN_256);
+ err = crypto_shash_update(desc, zero, 8);
+ if (err)
+ return err;
+ err = crypto_shash_update(desc, data + 8,
+ data_len - 8 - CMAC_TLEN_256);
+ if (err)
+ return err;
} else {
- crypto_shash_update(desc, data, data_len - CMAC_TLEN_256);
+ err = crypto_shash_update(desc, data, data_len - CMAC_TLEN_256);
+ if (err)
+ return err;
}
- crypto_shash_finup(desc, zero, CMAC_TLEN_256, mic);
+ return crypto_shash_finup(desc, zero, CMAC_TLEN_256, mic);
}
struct crypto_shash *ieee80211_aes_cmac_key_setup(const u8 key[],
diff --git a/net/mac80211/aes_cmac.h b/net/mac80211/aes_cmac.h
index 76817446fb83..f74150542142 100644
--- a/net/mac80211/aes_cmac.h
+++ b/net/mac80211/aes_cmac.h
@@ -11,10 +11,10 @@
struct crypto_shash *ieee80211_aes_cmac_key_setup(const u8 key[],
size_t key_len);
-void ieee80211_aes_cmac(struct crypto_shash *tfm, const u8 *aad,
- const u8 *data, size_t data_len, u8 *mic);
-void ieee80211_aes_cmac_256(struct crypto_shash *tfm, const u8 *aad,
- const u8 *data, size_t data_len, u8 *mic);
+int ieee80211_aes_cmac(struct crypto_shash *tfm, const u8 *aad,
+ const u8 *data, size_t data_len, u8 *mic);
+int ieee80211_aes_cmac_256(struct crypto_shash *tfm, const u8 *aad,
+ const u8 *data, size_t data_len, u8 *mic);
void ieee80211_aes_cmac_key_free(struct crypto_shash *tfm);
#endif /* AES_CMAC_H */
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 1addfba4b285..16270bea49a2 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1147,7 +1147,6 @@ ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
size = sizeof(*new) + new_head_len + new_tail_len;
- /* new or old multiple BSSID elements? */
if (params->mbssid_ies) {
mbssid = params->mbssid_ies;
size += struct_size(new->mbssid_ies, elem, mbssid->cnt);
@@ -1157,15 +1156,6 @@ ieee80211_assign_beacon(struct ieee80211_sub_if_data *sdata,
}
size += ieee80211_get_mbssid_beacon_len(mbssid, rnr,
mbssid->cnt);
- } else if (old && old->mbssid_ies) {
- mbssid = old->mbssid_ies;
- size += struct_size(new->mbssid_ies, elem, mbssid->cnt);
- if (old && old->rnr_ies) {
- rnr = old->rnr_ies;
- size += struct_size(new->rnr_ies, elem, rnr->cnt);
- }
- size += ieee80211_get_mbssid_beacon_len(mbssid, rnr,
- mbssid->cnt);
}
new = kzalloc(size, GFP_KERNEL);
diff --git a/net/mac80211/drop.h b/net/mac80211/drop.h
index 1570fac8411f..725a07a5b614 100644
--- a/net/mac80211/drop.h
+++ b/net/mac80211/drop.h
@@ -21,6 +21,38 @@ typedef unsigned int __bitwise ieee80211_rx_result;
R(RX_DROP_U_MIC_FAIL) \
R(RX_DROP_U_REPLAY) \
R(RX_DROP_U_BAD_MMIE) \
+ R(RX_DROP_U_DUP) \
+ R(RX_DROP_U_SPURIOUS) \
+ R(RX_DROP_U_DECRYPT_FAIL) \
+ R(RX_DROP_U_NO_KEY_ID) \
+ R(RX_DROP_U_BAD_CIPHER) \
+ R(RX_DROP_U_OOM) \
+ R(RX_DROP_U_NONSEQ_PN) \
+ R(RX_DROP_U_BAD_KEY_COLOR) \
+ R(RX_DROP_U_BAD_4ADDR) \
+ R(RX_DROP_U_BAD_AMSDU) \
+ R(RX_DROP_U_BAD_AMSDU_CIPHER) \
+ R(RX_DROP_U_INVALID_8023) \
+ R(RX_DROP_U_RUNT_ACTION) \
+ R(RX_DROP_U_UNPROT_ACTION) \
+ R(RX_DROP_U_ACTION_UNKNOWN_SRC) \
+ R(RX_DROP_U_REJECTED_ACTION_RESPONSE) \
+ R(RX_DROP_U_EXPECT_DEFRAG_PROT) \
+ R(RX_DROP_U_WEP_DEC_FAIL) \
+ R(RX_DROP_U_NO_IV) \
+ R(RX_DROP_U_NO_ICV) \
+ R(RX_DROP_U_AP_RX_GROUPCAST) \
+ R(RX_DROP_U_SHORT_MMIC) \
+ R(RX_DROP_U_MMIC_FAIL) \
+ R(RX_DROP_U_SHORT_TKIP) \
+ R(RX_DROP_U_TKIP_FAIL) \
+ R(RX_DROP_U_SHORT_CCMP) \
+ R(RX_DROP_U_SHORT_CCMP_MIC) \
+ R(RX_DROP_U_SHORT_GCMP) \
+ R(RX_DROP_U_SHORT_GCMP_MIC) \
+ R(RX_DROP_U_SHORT_CMAC) \
+ R(RX_DROP_U_SHORT_CMAC256) \
+ R(RX_DROP_U_SHORT_GMAC) \
/* this line for the trailing \ - add before this */
/* having two enums allows for checking ieee80211_rx_result use with sparse */
@@ -46,7 +78,6 @@ enum mac80211_drop_reason {
RX_CONTINUE = (__force ieee80211_rx_result)___RX_CONTINUE,
RX_QUEUED = (__force ieee80211_rx_result)___RX_QUEUED,
RX_DROP_MONITOR = (__force ieee80211_rx_result)___RX_DROP_MONITOR,
- RX_DROP_UNUSABLE = (__force ieee80211_rx_result)___RX_DROP_UNUSABLE,
#define DEF(x) x = (__force ieee80211_rx_result)___ ## x,
MAC80211_DROP_REASONS_MONITOR(DEF)
MAC80211_DROP_REASONS_UNUSABLE(DEF)
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index e6a0a65d4d43..6bfd262dce26 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1436,7 +1436,7 @@ ieee80211_rx_h_check_dup(struct ieee80211_rx_data *rx)
rx->sta->last_seq_ctrl[rx->seqno_idx] == hdr->seq_ctrl)) {
I802_DEBUG_INC(rx->local->dot11FrameDuplicateCount);
rx->link_sta->rx_stats.num_duplicates++;
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_DUP;
} else if (!(status->flag & RX_FLAG_AMSDU_MORE)) {
rx->sta->last_seq_ctrl[rx->seqno_idx] = hdr->seq_ctrl;
}
@@ -1490,7 +1490,7 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx)
cfg80211_rx_spurious_frame(rx->sdata->dev,
hdr->addr2,
GFP_ATOMIC))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SPURIOUS;
return RX_DROP_MONITOR;
}
@@ -1883,7 +1883,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
int keyidx;
- ieee80211_rx_result result = RX_DROP_UNUSABLE;
+ ieee80211_rx_result result = RX_DROP_U_DECRYPT_FAIL;
struct ieee80211_key *sta_ptk = NULL;
struct ieee80211_key *ptk_idx = NULL;
int mmie_keyidx = -1;
@@ -1933,7 +1933,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
keyid = ieee80211_get_keyid(rx->skb);
if (unlikely(keyid < 0))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_NO_KEY_ID;
ptk_idx = rcu_dereference(rx->sta->ptk[keyid]);
}
@@ -2038,7 +2038,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
keyidx = ieee80211_get_keyid(rx->skb);
if (unlikely(keyidx < 0))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_NO_KEY_ID;
/* check per-station GTK first, if multicast packet */
if (is_multicast_ether_addr(hdr->addr1) && rx->link_sta)
@@ -2104,7 +2104,7 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
result = ieee80211_crypto_gcmp_decrypt(rx);
break;
default:
- result = RX_DROP_UNUSABLE;
+ result = RX_DROP_U_BAD_CIPHER;
}
/* the hdr variable is invalid after the decrypt handlers */
@@ -2249,7 +2249,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
I802_DEBUG_INC(rx->local->rx_handlers_fragments);
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
/*
* skb_linearize() might change the skb->data and
@@ -2312,11 +2312,11 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
u8 pn[IEEE80211_CCMP_PN_LEN], *rpn;
if (!requires_sequential_pn(rx, fc))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_NONSEQ_PN;
/* Prevent mixed key and fragment cache attacks */
if (entry->key_color != rx->key->color)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_KEY_COLOR;
memcpy(pn, entry->last_pn, IEEE80211_CCMP_PN_LEN);
for (i = IEEE80211_CCMP_PN_LEN - 1; i >= 0; i--) {
@@ -2327,7 +2327,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
rpn = rx->ccm_gcm.pn;
if (memcmp(pn, rpn, IEEE80211_CCMP_PN_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_REPLAY;
memcpy(entry->last_pn, pn, IEEE80211_CCMP_PN_LEN);
} else if (entry->is_protected &&
(!rx->key ||
@@ -2338,11 +2338,11 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
* if for TKIP Michael MIC should protect us, and WEP is a
* lost cause anyway.
*/
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_EXPECT_DEFRAG_PROT;
} else if (entry->is_protected && rx->key &&
entry->key_color != rx->key->color &&
(status->flag & RX_FLAG_DECRYPTED)) {
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_KEY_COLOR;
}
skb_pull(rx->skb, ieee80211_hdrlen(fc));
@@ -2361,7 +2361,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
GFP_ATOMIC))) {
I802_DEBUG_INC(rx->local->rx_handlers_drop_defrag);
__skb_queue_purge(&entry->skb_list);
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
}
}
while ((skb = __skb_dequeue(&entry->skb_list))) {
@@ -2910,10 +2910,10 @@ ieee80211_rx_mesh_data(struct ieee80211_sub_if_data *sdata, struct sta_info *sta
skb = NULL;
if (skb_cow_head(fwd_skb, hdrlen - sizeof(struct ethhdr)))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
if (skb_linearize(fwd_skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
}
fwd_hdr = skb_push(fwd_skb, hdrlen - sizeof(struct ethhdr));
@@ -3010,7 +3010,7 @@ __ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx, u8 data_offset)
rx->sdata->vif.addr,
rx->sdata->vif.type,
data_offset, true))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_AMSDU;
if (rx->sta->amsdu_mesh_control < 0) {
s8 valid = -1;
@@ -3085,21 +3085,21 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
switch (rx->sdata->vif.type) {
case NL80211_IFTYPE_AP_VLAN:
if (!rx->sdata->u.vlan.sta)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_4ADDR;
break;
case NL80211_IFTYPE_STATION:
if (!rx->sdata->u.mgd.use_4addr)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_4ADDR;
break;
case NL80211_IFTYPE_MESH_POINT:
break;
default:
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_4ADDR;
}
}
if (is_multicast_ether_addr(hdr->addr1) || !rx->sta)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_AMSDU;
if (rx->key) {
/*
@@ -3112,7 +3112,7 @@ ieee80211_rx_h_amsdu(struct ieee80211_rx_data *rx)
case WLAN_CIPHER_SUITE_WEP40:
case WLAN_CIPHER_SUITE_WEP104:
case WLAN_CIPHER_SUITE_TKIP:
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_BAD_AMSDU_CIPHER;
default:
break;
}
@@ -3154,7 +3154,7 @@ ieee80211_rx_h_data(struct ieee80211_rx_data *rx)
err = __ieee80211_data_to_8023(rx, &port_control);
if (unlikely(err))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_INVALID_8023;
res = ieee80211_rx_mesh_data(rx->sdata, rx->sta, rx->skb);
if (res != RX_CONTINUE)
@@ -3386,7 +3386,12 @@ ieee80211_rx_h_mgmt_check(struct ieee80211_rx_data *rx)
/* drop too small action frames */
if (ieee80211_is_action(mgmt->frame_control) &&
rx->skb->len < IEEE80211_MIN_ACTION_SIZE)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_RUNT_ACTION;
+
+ /* Drop non-broadcast Beacon frames */
+ if (ieee80211_is_beacon(mgmt->frame_control) &&
+ !is_broadcast_ether_addr(mgmt->da))
+ return RX_DROP_MONITOR;
if (rx->sdata->vif.type == NL80211_IFTYPE_AP &&
ieee80211_is_beacon(mgmt->frame_control) &&
@@ -3408,7 +3413,7 @@ ieee80211_rx_h_mgmt_check(struct ieee80211_rx_data *rx)
}
if (ieee80211_drop_unencrypted_mgmt(rx))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_UNPROT_ACTION;
return RX_CONTINUE;
}
@@ -3480,7 +3485,7 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
if (!rx->sta && mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
mgmt->u.action.category != WLAN_CATEGORY_SELF_PROTECTED &&
mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_ACTION_UNKNOWN_SRC;
switch (mgmt->u.action.category) {
case WLAN_CATEGORY_HT:
@@ -3885,7 +3890,7 @@ ieee80211_rx_h_action_return(struct ieee80211_rx_data *rx)
/* do not return rejected action frames */
if (mgmt->u.action.category & 0x80)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_REJECTED_ACTION_RESPONSE;
nskb = skb_copy_expand(rx->skb, local->hw.extra_tx_headroom, 0,
GFP_ATOMIC);
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index 9a6e11d7b4db..5c01e121481a 100644
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -3,6 +3,7 @@
* Software WEP encryption implementation
* Copyright 2002, Jouni Malinen <jkmaline@...hut.fi>
* Copyright 2003, Instant802 Networks, Inc.
+ * Copyright (C) 2023 Intel Corporation
*/
#include <linux/netdevice.h>
@@ -250,18 +251,18 @@ ieee80211_crypto_wep_decrypt(struct ieee80211_rx_data *rx)
if (!(status->flag & RX_FLAG_DECRYPTED)) {
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
if (ieee80211_wep_decrypt(rx->local, rx->skb, rx->key))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_WEP_DEC_FAIL;
} else if (!(status->flag & RX_FLAG_IV_STRIPPED)) {
if (!pskb_may_pull(rx->skb, ieee80211_hdrlen(fc) +
IEEE80211_WEP_IV_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_NO_IV;
ieee80211_wep_remove_iv(rx->local, rx->skb, rx->key);
/* remove ICV */
if (!(status->flag & RX_FLAG_ICV_STRIPPED) &&
pskb_trim(rx->skb, rx->skb->len - IEEE80211_WEP_ICV_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_NO_ICV;
}
return RX_CONTINUE;
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 2d8e38b3bcb5..6223014e480c 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -3,7 +3,7 @@
* Copyright 2002-2004, Instant802 Networks, Inc.
* Copyright 2008, Jouni Malinen <j@...fi>
* Copyright (C) 2016-2017 Intel Deutschland GmbH
- * Copyright (C) 2020-2022 Intel Corporation
+ * Copyright (C) 2020-2023 Intel Corporation
*/
#include <linux/netdevice.h>
@@ -142,7 +142,7 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
* group keys and only the AP is sending real multicast
* frames in the BSS.
*/
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_AP_RX_GROUPCAST;
}
if (status->flag & RX_FLAG_MMIC_ERROR)
@@ -150,10 +150,10 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
hdrlen = ieee80211_hdrlen(hdr->frame_control);
if (skb->len < hdrlen + MICHAEL_MIC_LEN)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_MMIC;
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
hdr = (void *)skb->data;
data = skb->data + hdrlen;
@@ -188,7 +188,7 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
NL80211_KEYTYPE_PAIRWISE,
rx->key ? rx->key->conf.keyidx : -1,
NULL, GFP_ATOMIC);
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_MMIC_FAIL;
}
static int tkip_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
@@ -276,11 +276,11 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
return RX_CONTINUE;
if (!rx->sta || skb->len - hdrlen < 12)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_TKIP;
/* it may be possible to optimize this a bit more */
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
hdr = (void *)skb->data;
/*
@@ -298,7 +298,7 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
&rx->tkip.iv32,
&rx->tkip.iv16);
if (res != TKIP_DECRYPT_OK)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_TKIP_FAIL;
/* Trim ICV */
if (!(status->flag & RX_FLAG_ICV_STRIPPED))
@@ -523,12 +523,12 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
if (status->flag & RX_FLAG_DECRYPTED) {
if (!pskb_may_pull(rx->skb, hdrlen + IEEE80211_CCMP_HDR_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CCMP;
if (status->flag & RX_FLAG_MIC_STRIPPED)
mic_len = 0;
} else {
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
}
/* reload hdr - skb might have been reallocated */
@@ -536,7 +536,7 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
data_len = skb->len - hdrlen - IEEE80211_CCMP_HDR_LEN - mic_len;
if (!rx->sta || data_len < 0)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CCMP;
if (!(status->flag & RX_FLAG_PN_VALIDATED)) {
int res;
@@ -574,7 +574,7 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
/* Remove CCMP header and MIC */
if (pskb_trim(skb, skb->len - mic_len))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CCMP_MIC;
memmove(skb->data + IEEE80211_CCMP_HDR_LEN, skb->data, hdrlen);
skb_pull(skb, IEEE80211_CCMP_HDR_LEN);
@@ -719,12 +719,12 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
if (status->flag & RX_FLAG_DECRYPTED) {
if (!pskb_may_pull(rx->skb, hdrlen + IEEE80211_GCMP_HDR_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GCMP;
if (status->flag & RX_FLAG_MIC_STRIPPED)
mic_len = 0;
} else {
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
}
/* reload hdr - skb might have been reallocated */
@@ -732,7 +732,7 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
data_len = skb->len - hdrlen - IEEE80211_GCMP_HDR_LEN - mic_len;
if (!rx->sta || data_len < 0)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GCMP;
if (!(status->flag & RX_FLAG_PN_VALIDATED)) {
int res;
@@ -771,7 +771,7 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
/* Remove GCMP header and MIC */
if (pskb_trim(skb, skb->len - mic_len))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GCMP_MIC;
memmove(skb->data + IEEE80211_GCMP_HDR_LEN, skb->data, hdrlen);
skb_pull(skb, IEEE80211_GCMP_HDR_LEN);
@@ -859,8 +859,9 @@ ieee80211_crypto_aes_cmac_encrypt(struct ieee80211_tx_data *tx)
/*
* MIC = AES-128-CMAC(IGTK, AAD || Management Frame Body || MMIE, 64)
*/
- ieee80211_aes_cmac(key->u.aes_cmac.tfm, aad,
- skb->data + 24, skb->len - 24, mmie->mic);
+ if (ieee80211_aes_cmac(key->u.aes_cmac.tfm, aad,
+ skb->data + 24, skb->len - 24, mmie->mic))
+ return TX_DROP;
return TX_CONTINUE;
}
@@ -902,8 +903,9 @@ ieee80211_crypto_aes_cmac_256_encrypt(struct ieee80211_tx_data *tx)
/* MIC = AES-256-CMAC(IGTK, AAD || Management Frame Body || MMIE, 128)
*/
- ieee80211_aes_cmac_256(key->u.aes_cmac.tfm, aad,
- skb->data + 24, skb->len - 24, mmie->mic);
+ if (ieee80211_aes_cmac_256(key->u.aes_cmac.tfm, aad,
+ skb->data + 24, skb->len - 24, mmie->mic))
+ return TX_DROP;
return TX_CONTINUE;
}
@@ -924,7 +926,7 @@ ieee80211_crypto_aes_cmac_decrypt(struct ieee80211_rx_data *rx)
/* management frames are already linear */
if (skb->len < 24 + sizeof(*mmie))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CMAC;
mmie = (struct ieee80211_mmie *)
(skb->data + skb->len - sizeof(*mmie));
@@ -942,8 +944,9 @@ ieee80211_crypto_aes_cmac_decrypt(struct ieee80211_rx_data *rx)
if (!(status->flag & RX_FLAG_DECRYPTED)) {
/* hardware didn't decrypt/verify MIC */
bip_aad(skb, aad);
- ieee80211_aes_cmac(key->u.aes_cmac.tfm, aad,
- skb->data + 24, skb->len - 24, mic);
+ if (ieee80211_aes_cmac(key->u.aes_cmac.tfm, aad,
+ skb->data + 24, skb->len - 24, mic))
+ return RX_DROP_U_DECRYPT_FAIL;
if (crypto_memneq(mic, mmie->mic, sizeof(mmie->mic))) {
key->u.aes_cmac.icverrors++;
return RX_DROP_U_MIC_FAIL;
@@ -974,13 +977,13 @@ ieee80211_crypto_aes_cmac_256_decrypt(struct ieee80211_rx_data *rx)
/* management frames are already linear */
if (skb->len < 24 + sizeof(*mmie))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CMAC256;
mmie = (struct ieee80211_mmie_16 *)
(skb->data + skb->len - sizeof(*mmie));
if (mmie->element_id != WLAN_EID_MMIE ||
mmie->length != sizeof(*mmie) - 2)
- return RX_DROP_UNUSABLE; /* Invalid MMIE */
+ return RX_DROP_U_BAD_MMIE; /* Invalid MMIE */
bip_ipn_swap(ipn, mmie->sequence_number);
@@ -992,8 +995,9 @@ ieee80211_crypto_aes_cmac_256_decrypt(struct ieee80211_rx_data *rx)
if (!(status->flag & RX_FLAG_DECRYPTED)) {
/* hardware didn't decrypt/verify MIC */
bip_aad(skb, aad);
- ieee80211_aes_cmac_256(key->u.aes_cmac.tfm, aad,
- skb->data + 24, skb->len - 24, mic);
+ if (ieee80211_aes_cmac_256(key->u.aes_cmac.tfm, aad,
+ skb->data + 24, skb->len - 24, mic))
+ return RX_DROP_U_DECRYPT_FAIL;
if (crypto_memneq(mic, mmie->mic, sizeof(mmie->mic))) {
key->u.aes_cmac.icverrors++;
return RX_DROP_U_MIC_FAIL;
@@ -1073,7 +1077,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
/* management frames are already linear */
if (skb->len < 24 + sizeof(*mmie))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GMAC;
mmie = (struct ieee80211_mmie_16 *)
(skb->data + skb->len - sizeof(*mmie));
@@ -1097,7 +1101,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
mic = kmalloc(GMAC_MIC_LEN, GFP_ATOMIC);
if (!mic)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce,
skb->data + 24, skb->len - 24,
mic) < 0 ||
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index f1edae5f9079..b4f9c97af1b9 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -408,6 +408,16 @@ bool mptcp_syn_options(struct sock *sk, const struct sk_buff *skb,
*/
subflow->snd_isn = TCP_SKB_CB(skb)->end_seq;
if (subflow->request_mptcp) {
+ if (unlikely(subflow_simultaneous_connect(sk))) {
+ WARN_ON_ONCE(!mptcp_try_fallback(sk));
+
+ /* Ensure mptcp_finish_connect() will not process the
+ * MPC handshake.
+ */
+ subflow->request_mptcp = 0;
+ return false;
+ }
+
opts->suboptions = OPTION_MPTCP_MPC_SYN;
opts->csum_reqd = mptcp_is_checksum_enabled(sock_net(sk));
opts->allow_join_id0 = mptcp_allow_join_id0(sock_net(sk));
diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index 8dbe826555d2..9f25cfd96f98 100644
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -1435,7 +1435,8 @@ int mptcp_pm_parse_entry(struct nlattr *attr, struct genl_info *info,
}
if (tb[MPTCP_PM_ADDR_ATTR_FLAGS])
- entry->flags = nla_get_u32(tb[MPTCP_PM_ADDR_ATTR_FLAGS]);
+ entry->flags = nla_get_u32(tb[MPTCP_PM_ADDR_ATTR_FLAGS]) &
+ MPTCP_PM_ADDR_FLAGS_MASK;
if (tb[MPTCP_PM_ADDR_ATTR_PORT])
entry->addr.port = htons(nla_get_u16(tb[MPTCP_PM_ADDR_ATTR_PORT]));
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 816cf39dfa1e..0dbf2e0d9762 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -1630,7 +1630,7 @@ void __mptcp_push_pending(struct sock *sk, unsigned int flags)
struct mptcp_sendmsg_info info = {
.flags = flags,
};
- bool do_check_data_fin = false;
+ bool copied = false;
int push_count = 1;
while (mptcp_send_head(sk) && (push_count > 0)) {
@@ -1672,7 +1672,7 @@ void __mptcp_push_pending(struct sock *sk, unsigned int flags)
push_count--;
continue;
}
- do_check_data_fin = true;
+ copied = true;
}
}
}
@@ -1681,11 +1681,14 @@ void __mptcp_push_pending(struct sock *sk, unsigned int flags)
if (ssk)
mptcp_push_release(ssk, &info);
- /* ensure the rtx timer is running */
- if (!mptcp_rtx_timer_pending(sk))
- mptcp_reset_rtx_timer(sk);
- if (do_check_data_fin)
+ /* Avoid scheduling the rtx timer if no data has been pushed; the timer
+ * will be updated on positive acks by __mptcp_cleanup_una().
+ */
+ if (copied) {
+ if (!mptcp_rtx_timer_pending(sk))
+ mptcp_reset_rtx_timer(sk);
mptcp_check_send_data_fin(sk);
+ }
}
static void __mptcp_subflow_push_pending(struct sock *sk, struct sock *ssk, bool first)
@@ -2438,10 +2441,10 @@ bool __mptcp_retransmit_pending_data(struct sock *sk)
*/
static void __mptcp_subflow_disconnect(struct sock *ssk,
struct mptcp_subflow_context *subflow,
- unsigned int flags)
+ bool fastclosing)
{
if (((1 << ssk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN)) ||
- subflow->send_fastclose) {
+ fastclosing) {
/* The MPTCP code never wait on the subflow sockets, TCP-level
* disconnect should never fail
*/
@@ -2493,7 +2496,7 @@ static void __mptcp_close_ssk(struct sock *sk, struct sock *ssk,
need_push = (flags & MPTCP_CF_PUSH) && __mptcp_retransmit_pending_data(sk);
if (!dispose_it) {
- __mptcp_subflow_disconnect(ssk, subflow, flags);
+ __mptcp_subflow_disconnect(ssk, subflow, msk->fastclosing);
release_sock(ssk);
goto out;
@@ -2709,10 +2712,13 @@ static void __mptcp_retrans(struct sock *sk)
/*
* make the whole retrans decision, xmit, disallow
- * fallback atomic
+ * fallback atomic, note that we can't retrans even
+ * when an infinite fallback is in progress, i.e. new
+ * subflows are disallowed.
*/
spin_lock_bh(&msk->fallback_lock);
- if (__mptcp_check_fallback(msk)) {
+ if (__mptcp_check_fallback(msk) ||
+ !msk->allow_subflows) {
spin_unlock_bh(&msk->fallback_lock);
release_sock(ssk);
goto clear_scheduled;
@@ -2802,6 +2808,7 @@ static void mptcp_do_fastclose(struct sock *sk)
struct mptcp_sock *msk = mptcp_sk(sk);
mptcp_set_state(sk, TCP_CLOSE);
+ msk->fastclosing = 1;
/* Explicitly send the fastclose reset as need */
if (__mptcp_check_fallback(msk))
@@ -2817,6 +2824,12 @@ static void mptcp_do_fastclose(struct sock *sk)
goto unlock;
subflow->send_fastclose = 1;
+
+ /* Initialize rcv_mss to TCP_MIN_MSS to avoid division by 0
+ * issue in __tcp_select_window(), see tcp_disconnect().
+ */
+ inet_csk(ssk)->icsk_ack.rcv_mss = TCP_MIN_MSS;
+
tcp_send_active_reset(ssk, ssk->sk_allocation);
unlock:
release_sock(ssk);
@@ -3308,6 +3321,7 @@ static int mptcp_disconnect(struct sock *sk, int flags)
msk->bytes_sent = 0;
msk->bytes_retrans = 0;
msk->rcvspace_init = 0;
+ msk->fastclosing = 0;
WRITE_ONCE(sk->sk_shutdown, 0);
sk_error_report(sk);
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index 5d218c27c077..0fbc1f13bd2d 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -305,7 +305,8 @@ struct mptcp_sock {
fastopening:1,
in_accept_queue:1,
free_first:1,
- rcvspace_init:1;
+ rcvspace_init:1,
+ fastclosing:1;
int keepalive_cnt;
int keepalive_idle;
int keepalive_intvl;
@@ -1175,10 +1176,8 @@ static inline bool subflow_simultaneous_connect(struct sock *sk)
{
struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk);
- return (1 << sk->sk_state) &
- (TCPF_ESTABLISHED | TCPF_FIN_WAIT1 | TCPF_FIN_WAIT2 | TCPF_CLOSING) &&
- is_active_ssk(subflow) &&
- !subflow->conn_finished;
+ /* Note that the sk state implies !subflow->conn_finished. */
+ return sk->sk_state == TCP_SYN_RECV && is_active_ssk(subflow);
}
#ifdef CONFIG_SYN_COOKIES
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c
index b71675f46d10..c34f9f176587 100644
--- a/net/mptcp/subflow.c
+++ b/net/mptcp/subflow.c
@@ -1793,18 +1793,10 @@ static void subflow_state_change(struct sock *sk)
{
struct mptcp_subflow_context *subflow = mptcp_subflow_ctx(sk);
struct sock *parent = subflow->conn;
- struct mptcp_sock *msk;
+ struct mptcp_sock *msk = mptcp_sk(parent);
__subflow_state_change(sk);
- msk = mptcp_sk(parent);
- if (subflow_simultaneous_connect(sk)) {
- WARN_ON_ONCE(!mptcp_try_fallback(sk));
- pr_fallback(msk);
- subflow->conn_finished = 1;
- mptcp_propagate_state(parent, sk, subflow, NULL);
- }
-
/* as recvmsg() does not acquire the subflow socket for ssk selection
* a fin packet carrying a DSS can be unnoticed if we don't trigger
* the data available machinery here.
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 0103c4a4d10a..2877706f0162 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -409,6 +409,9 @@ __ip_vs_get_out_rt(struct netns_ipvs *ipvs, int skb_af, struct sk_buff *skb,
return -1;
err_unreach:
+ if (!skb->dev)
+ skb->dev = skb_dst(skb)->dev;
+
dst_link_failure(skb);
return -1;
}
diff --git a/net/netfilter/nf_conncount.c b/net/netfilter/nf_conncount.c
index 6156c0751056..c00b8e522c5a 100644
--- a/net/netfilter/nf_conncount.c
+++ b/net/netfilter/nf_conncount.c
@@ -122,15 +122,65 @@ find_or_evict(struct net *net, struct nf_conncount_list *list,
return ERR_PTR(-EAGAIN);
}
+static bool get_ct_or_tuple_from_skb(struct net *net,
+ const struct sk_buff *skb,
+ u16 l3num,
+ struct nf_conn **ct,
+ struct nf_conntrack_tuple *tuple,
+ const struct nf_conntrack_zone **zone,
+ bool *refcounted)
+{
+ const struct nf_conntrack_tuple_hash *h;
+ enum ip_conntrack_info ctinfo;
+ struct nf_conn *found_ct;
+
+ found_ct = nf_ct_get(skb, &ctinfo);
+ if (found_ct && !nf_ct_is_template(found_ct)) {
+ *tuple = found_ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple;
+ *zone = nf_ct_zone(found_ct);
+ *ct = found_ct;
+ return true;
+ }
+
+ if (!nf_ct_get_tuplepr(skb, skb_network_offset(skb), l3num, net, tuple))
+ return false;
+
+ if (found_ct)
+ *zone = nf_ct_zone(found_ct);
+
+ h = nf_conntrack_find_get(net, *zone, tuple);
+ if (!h)
+ return true;
+
+ found_ct = nf_ct_tuplehash_to_ctrack(h);
+ *refcounted = true;
+ *ct = found_ct;
+
+ return true;
+}
+
static int __nf_conncount_add(struct net *net,
- struct nf_conncount_list *list,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone)
+ const struct sk_buff *skb,
+ u16 l3num,
+ struct nf_conncount_list *list)
{
+ const struct nf_conntrack_zone *zone = &nf_ct_zone_dflt;
const struct nf_conntrack_tuple_hash *found;
struct nf_conncount_tuple *conn, *conn_n;
+ struct nf_conntrack_tuple tuple;
+ struct nf_conn *ct = NULL;
struct nf_conn *found_ct;
unsigned int collect = 0;
+ bool refcounted = false;
+ int err = 0;
+
+ if (!get_ct_or_tuple_from_skb(net, skb, l3num, &ct, &tuple, &zone, &refcounted))
+ return -ENOENT;
+
+ if (ct && nf_ct_is_confirmed(ct)) {
+ err = -EEXIST;
+ goto out_put;
+ }
if ((u32)jiffies == list->last_gc)
goto add_new_node;
@@ -144,10 +194,10 @@ static int __nf_conncount_add(struct net *net,
if (IS_ERR(found)) {
/* Not found, but might be about to be confirmed */
if (PTR_ERR(found) == -EAGAIN) {
- if (nf_ct_tuple_equal(&conn->tuple, tuple) &&
+ if (nf_ct_tuple_equal(&conn->tuple, &tuple) &&
nf_ct_zone_id(&conn->zone, conn->zone.dir) ==
nf_ct_zone_id(zone, zone->dir))
- return 0; /* already exists */
+ goto out_put; /* already exists */
} else {
collect++;
}
@@ -156,7 +206,7 @@ static int __nf_conncount_add(struct net *net,
found_ct = nf_ct_tuplehash_to_ctrack(found);
- if (nf_ct_tuple_equal(&conn->tuple, tuple) &&
+ if (nf_ct_tuple_equal(&conn->tuple, &tuple) &&
nf_ct_zone_equal(found_ct, zone, zone->dir)) {
/*
* We should not see tuples twice unless someone hooks
@@ -165,7 +215,7 @@ static int __nf_conncount_add(struct net *net,
* Attempt to avoid a re-add in this case.
*/
nf_ct_put(found_ct);
- return 0;
+ goto out_put;
} else if (already_closed(found_ct)) {
/*
* we do not care about connections which are
@@ -181,38 +231,46 @@ static int __nf_conncount_add(struct net *net,
}
add_new_node:
- if (WARN_ON_ONCE(list->count > INT_MAX))
- return -EOVERFLOW;
+ if (WARN_ON_ONCE(list->count > INT_MAX)) {
+ err = -EOVERFLOW;
+ goto out_put;
+ }
conn = kmem_cache_alloc(conncount_conn_cachep, GFP_ATOMIC);
- if (conn == NULL)
- return -ENOMEM;
+ if (conn == NULL) {
+ err = -ENOMEM;
+ goto out_put;
+ }
- conn->tuple = *tuple;
+ conn->tuple = tuple;
conn->zone = *zone;
conn->cpu = raw_smp_processor_id();
conn->jiffies32 = (u32)jiffies;
list_add_tail(&conn->node, &list->head);
list->count++;
list->last_gc = (u32)jiffies;
- return 0;
+
+out_put:
+ if (refcounted)
+ nf_ct_put(ct);
+ return err;
}
-int nf_conncount_add(struct net *net,
- struct nf_conncount_list *list,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone)
+int nf_conncount_add_skb(struct net *net,
+ const struct sk_buff *skb,
+ u16 l3num,
+ struct nf_conncount_list *list)
{
int ret;
/* check the saved connections */
spin_lock_bh(&list->list_lock);
- ret = __nf_conncount_add(net, list, tuple, zone);
+ ret = __nf_conncount_add(net, skb, l3num, list);
spin_unlock_bh(&list->list_lock);
return ret;
}
-EXPORT_SYMBOL_GPL(nf_conncount_add);
+EXPORT_SYMBOL_GPL(nf_conncount_add_skb);
void nf_conncount_list_init(struct nf_conncount_list *list)
{
@@ -309,19 +367,22 @@ static void schedule_gc_worker(struct nf_conncount_data *data, int tree)
static unsigned int
insert_tree(struct net *net,
+ const struct sk_buff *skb,
+ u16 l3num,
struct nf_conncount_data *data,
struct rb_root *root,
unsigned int hash,
- const u32 *key,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone)
+ const u32 *key)
{
struct nf_conncount_rb *gc_nodes[CONNCOUNT_GC_MAX_NODES];
+ const struct nf_conntrack_zone *zone = &nf_ct_zone_dflt;
+ bool do_gc = true, refcounted = false;
+ unsigned int count = 0, gc_count = 0;
struct rb_node **rbnode, *parent;
- struct nf_conncount_rb *rbconn;
+ struct nf_conntrack_tuple tuple;
struct nf_conncount_tuple *conn;
- unsigned int count = 0, gc_count = 0;
- bool do_gc = true;
+ struct nf_conncount_rb *rbconn;
+ struct nf_conn *ct = NULL;
spin_lock_bh(&nf_conncount_locks[hash]);
restart:
@@ -340,8 +401,8 @@ insert_tree(struct net *net,
} else {
int ret;
- ret = nf_conncount_add(net, &rbconn->list, tuple, zone);
- if (ret)
+ ret = nf_conncount_add_skb(net, skb, l3num, &rbconn->list);
+ if (ret && ret != -EEXIST)
count = 0; /* hotdrop */
else
count = rbconn->list.count;
@@ -364,41 +425,45 @@ insert_tree(struct net *net,
goto restart;
}
- /* expected case: match, insert new node */
- rbconn = kmem_cache_alloc(conncount_rb_cachep, GFP_ATOMIC);
- if (rbconn == NULL)
- goto out_unlock;
+ if (get_ct_or_tuple_from_skb(net, skb, l3num, &ct, &tuple, &zone, &refcounted)) {
+ /* expected case: match, insert new node */
+ rbconn = kmem_cache_alloc(conncount_rb_cachep, GFP_ATOMIC);
+ if (rbconn == NULL)
+ goto out_unlock;
- conn = kmem_cache_alloc(conncount_conn_cachep, GFP_ATOMIC);
- if (conn == NULL) {
- kmem_cache_free(conncount_rb_cachep, rbconn);
- goto out_unlock;
- }
+ conn = kmem_cache_alloc(conncount_conn_cachep, GFP_ATOMIC);
+ if (conn == NULL) {
+ kmem_cache_free(conncount_rb_cachep, rbconn);
+ goto out_unlock;
+ }
- conn->tuple = *tuple;
- conn->zone = *zone;
- conn->cpu = raw_smp_processor_id();
- conn->jiffies32 = (u32)jiffies;
- memcpy(rbconn->key, key, sizeof(u32) * data->keylen);
+ conn->tuple = tuple;
+ conn->zone = *zone;
+ conn->cpu = raw_smp_processor_id();
+ conn->jiffies32 = (u32)jiffies;
+ memcpy(rbconn->key, key, sizeof(u32) * data->keylen);
- nf_conncount_list_init(&rbconn->list);
- list_add(&conn->node, &rbconn->list.head);
- count = 1;
- rbconn->list.count = count;
+ nf_conncount_list_init(&rbconn->list);
+ list_add(&conn->node, &rbconn->list.head);
+ count = 1;
+ rbconn->list.count = count;
- rb_link_node_rcu(&rbconn->node, parent, rbnode);
- rb_insert_color(&rbconn->node, root);
+ rb_link_node_rcu(&rbconn->node, parent, rbnode);
+ rb_insert_color(&rbconn->node, root);
+ }
out_unlock:
+ if (refcounted)
+ nf_ct_put(ct);
spin_unlock_bh(&nf_conncount_locks[hash]);
return count;
}
static unsigned int
count_tree(struct net *net,
+ const struct sk_buff *skb,
+ u16 l3num,
struct nf_conncount_data *data,
- const u32 *key,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone)
+ const u32 *key)
{
struct rb_root *root;
struct rb_node *parent;
@@ -422,7 +487,7 @@ count_tree(struct net *net,
} else {
int ret;
- if (!tuple) {
+ if (!skb) {
nf_conncount_gc_list(net, &rbconn->list);
return rbconn->list.count;
}
@@ -437,19 +502,23 @@ count_tree(struct net *net,
}
/* same source network -> be counted! */
- ret = __nf_conncount_add(net, &rbconn->list, tuple, zone);
+ ret = __nf_conncount_add(net, skb, l3num, &rbconn->list);
spin_unlock_bh(&rbconn->list.list_lock);
- if (ret)
+ if (ret && ret != -EEXIST) {
return 0; /* hotdrop */
- else
+ } else {
+ /* -EEXIST means add was skipped, update the list */
+ if (ret == -EEXIST)
+ nf_conncount_gc_list(net, &rbconn->list);
return rbconn->list.count;
+ }
}
}
- if (!tuple)
+ if (!skb)
return 0;
- return insert_tree(net, data, root, hash, key, tuple, zone);
+ return insert_tree(net, skb, l3num, data, root, hash, key);
}
static void tree_gc_worker(struct work_struct *work)
@@ -511,18 +580,19 @@ static void tree_gc_worker(struct work_struct *work)
}
/* Count and return number of conntrack entries in 'net' with particular 'key'.
- * If 'tuple' is not null, insert it into the accounting data structure.
- * Call with RCU read lock.
+ * If 'skb' is not null, insert the corresponding tuple into the accounting
+ * data structure. Call with RCU read lock.
*/
-unsigned int nf_conncount_count(struct net *net,
- struct nf_conncount_data *data,
- const u32 *key,
- const struct nf_conntrack_tuple *tuple,
- const struct nf_conntrack_zone *zone)
+unsigned int nf_conncount_count_skb(struct net *net,
+ const struct sk_buff *skb,
+ u16 l3num,
+ struct nf_conncount_data *data,
+ const u32 *key)
{
- return count_tree(net, data, key, tuple, zone);
+ return count_tree(net, skb, l3num, data, key);
+
}
-EXPORT_SYMBOL_GPL(nf_conncount_count);
+EXPORT_SYMBOL_GPL(nf_conncount_count_skb);
struct nf_conncount_data *nf_conncount_init(struct net *net, unsigned int family,
unsigned int keylen)
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 80443b4eaeff..394ee65e1d35 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -146,6 +146,8 @@ static void nft_ctx_init(struct nft_ctx *ctx,
ctx->report = nlmsg_report(nlh);
ctx->flags = nlh->nlmsg_flags;
ctx->seq = nlh->nlmsg_seq;
+
+ bitmap_zero(ctx->reg_inited, NFT_REG32_NUM);
}
static struct nft_trans *nft_trans_alloc_gfp(const struct nft_ctx *ctx,
@@ -10912,10 +10914,11 @@ static int nft_validate_register_load(enum nft_registers reg, unsigned int len)
return 0;
}
-int nft_parse_register_load(const struct nlattr *attr, u8 *sreg, u32 len)
+int nft_parse_register_load(const struct nft_ctx *ctx,
+ const struct nlattr *attr, u8 *sreg, u32 len)
{
- u32 reg;
- int err;
+ int err, invalid_reg;
+ u32 reg, next_register;
err = nft_parse_register(attr, ®);
if (err < 0)
@@ -10925,33 +10928,47 @@ int nft_parse_register_load(const struct nlattr *attr, u8 *sreg, u32 len)
if (err < 0)
return err;
+ next_register = DIV_ROUND_UP(len, NFT_REG32_SIZE) + reg;
+
+ /* Can't happen: nft_validate_register_load() should have failed */
+ if (WARN_ON_ONCE(next_register > NFT_REG32_NUM))
+ return -EINVAL;
+
+ /* find first register that did not see an earlier store. */
+ invalid_reg = find_next_zero_bit(ctx->reg_inited, NFT_REG32_NUM, reg);
+
+ /* invalid register within the range that we're loading from? */
+ if (invalid_reg < next_register)
+ return -ENODATA;
+
*sreg = reg;
return 0;
}
EXPORT_SYMBOL_GPL(nft_parse_register_load);
+static void nft_saw_register_store(const struct nft_ctx *__ctx,
+ int reg, unsigned int len)
+{
+ unsigned int registers = DIV_ROUND_UP(len, NFT_REG32_SIZE);
+ struct nft_ctx *ctx = (struct nft_ctx *)__ctx;
+
+ if (WARN_ON_ONCE(len == 0 || reg < 0))
+ return;
+
+ bitmap_set(ctx->reg_inited, reg, registers);
+}
+
static int nft_validate_register_store(const struct nft_ctx *ctx,
enum nft_registers reg,
const struct nft_data *data,
enum nft_data_types type,
unsigned int len)
{
- int err;
-
switch (reg) {
case NFT_REG_VERDICT:
if (type != NFT_DATA_VERDICT)
return -EINVAL;
-
- if (data != NULL &&
- (data->verdict.code == NFT_GOTO ||
- data->verdict.code == NFT_JUMP)) {
- err = nft_chain_validate(ctx, data->verdict.chain);
- if (err < 0)
- return err;
- }
-
- return 0;
+ break;
default:
if (type != NFT_DATA_VALUE)
return -EINVAL;
@@ -10964,8 +10981,11 @@ static int nft_validate_register_store(const struct nft_ctx *ctx,
sizeof_field(struct nft_regs, data))
return -ERANGE;
- return 0;
+ break;
}
+
+ nft_saw_register_store(ctx, reg, len);
+ return 0;
}
int nft_parse_register_store(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_bitwise.c b/net/netfilter/nft_bitwise.c
index ca857afbf061..7de95674fd8c 100644
--- a/net/netfilter/nft_bitwise.c
+++ b/net/netfilter/nft_bitwise.c
@@ -171,7 +171,7 @@ static int nft_bitwise_init(const struct nft_ctx *ctx,
priv->len = len;
- err = nft_parse_register_load(tb[NFTA_BITWISE_SREG], &priv->sreg,
+ err = nft_parse_register_load(ctx, tb[NFTA_BITWISE_SREG], &priv->sreg,
priv->len);
if (err < 0)
return err;
@@ -365,7 +365,7 @@ static int nft_bitwise_fast_init(const struct nft_ctx *ctx,
struct nft_bitwise_fast_expr *priv = nft_expr_priv(expr);
int err;
- err = nft_parse_register_load(tb[NFTA_BITWISE_SREG], &priv->sreg,
+ err = nft_parse_register_load(ctx, tb[NFTA_BITWISE_SREG], &priv->sreg,
sizeof(u32));
if (err < 0)
return err;
diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c
index f6e791a68101..2f82a444d21b 100644
--- a/net/netfilter/nft_byteorder.c
+++ b/net/netfilter/nft_byteorder.c
@@ -139,7 +139,7 @@ static int nft_byteorder_init(const struct nft_ctx *ctx,
priv->len = len;
- err = nft_parse_register_load(tb[NFTA_BYTEORDER_SREG], &priv->sreg,
+ err = nft_parse_register_load(ctx, tb[NFTA_BYTEORDER_SREG], &priv->sreg,
priv->len);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_cmp.c b/net/netfilter/nft_cmp.c
index cd4652259095..2605f43737bc 100644
--- a/net/netfilter/nft_cmp.c
+++ b/net/netfilter/nft_cmp.c
@@ -83,7 +83,7 @@ static int nft_cmp_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
if (err < 0)
return err;
- err = nft_parse_register_load(tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
+ err = nft_parse_register_load(ctx, tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
if (err < 0)
return err;
@@ -222,7 +222,7 @@ static int nft_cmp_fast_init(const struct nft_ctx *ctx,
if (err < 0)
return err;
- err = nft_parse_register_load(tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
+ err = nft_parse_register_load(ctx, tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
if (err < 0)
return err;
@@ -323,7 +323,7 @@ static int nft_cmp16_fast_init(const struct nft_ctx *ctx,
if (err < 0)
return err;
- err = nft_parse_register_load(tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
+ err = nft_parse_register_load(ctx, tb[NFTA_CMP_SREG], &priv->sreg, desc.len);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_connlimit.c b/net/netfilter/nft_connlimit.c
index 92b984fa8175..83a7d5769396 100644
--- a/net/netfilter/nft_connlimit.c
+++ b/net/netfilter/nft_connlimit.c
@@ -24,28 +24,22 @@ static inline void nft_connlimit_do_eval(struct nft_connlimit *priv,
const struct nft_pktinfo *pkt,
const struct nft_set_ext *ext)
{
- const struct nf_conntrack_zone *zone = &nf_ct_zone_dflt;
- const struct nf_conntrack_tuple *tuple_ptr;
- struct nf_conntrack_tuple tuple;
- enum ip_conntrack_info ctinfo;
- const struct nf_conn *ct;
unsigned int count;
+ int err;
- tuple_ptr = &tuple;
-
- ct = nf_ct_get(pkt->skb, &ctinfo);
- if (ct != NULL) {
- tuple_ptr = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple;
- zone = nf_ct_zone(ct);
- } else if (!nf_ct_get_tuplepr(pkt->skb, skb_network_offset(pkt->skb),
- nft_pf(pkt), nft_net(pkt), &tuple)) {
- regs->verdict.code = NF_DROP;
- return;
- }
-
- if (nf_conncount_add(nft_net(pkt), priv->list, tuple_ptr, zone)) {
- regs->verdict.code = NF_DROP;
- return;
+ err = nf_conncount_add_skb(nft_net(pkt), pkt->skb, nft_pf(pkt), priv->list);
+ if (err) {
+ if (err == -EEXIST) {
+ /* Call gc to update the list count if any connection has
+ * been closed already. This is useful for softlimit
+ * connections like limiting bandwidth based on a number
+ * of open connections.
+ */
+ nf_conncount_gc_list(nft_net(pkt), priv->list);
+ } else {
+ regs->verdict.code = NF_DROP;
+ return;
+ }
}
count = priv->list->count;
diff --git a/net/netfilter/nft_ct.c b/net/netfilter/nft_ct.c
index ab1214da99ff..3ec63852d058 100644
--- a/net/netfilter/nft_ct.c
+++ b/net/netfilter/nft_ct.c
@@ -608,7 +608,7 @@ static int nft_ct_set_init(const struct nft_ctx *ctx,
}
priv->len = len;
- err = nft_parse_register_load(tb[NFTA_CT_SREG], &priv->sreg, len);
+ err = nft_parse_register_load(ctx, tb[NFTA_CT_SREG], &priv->sreg, len);
if (err < 0)
goto err1;
diff --git a/net/netfilter/nft_dup_netdev.c b/net/netfilter/nft_dup_netdev.c
index e5739a59ebf1..0573f96ce079 100644
--- a/net/netfilter/nft_dup_netdev.c
+++ b/net/netfilter/nft_dup_netdev.c
@@ -40,7 +40,7 @@ static int nft_dup_netdev_init(const struct nft_ctx *ctx,
if (tb[NFTA_DUP_SREG_DEV] == NULL)
return -EINVAL;
- return nft_parse_register_load(tb[NFTA_DUP_SREG_DEV], &priv->sreg_dev,
+ return nft_parse_register_load(ctx, tb[NFTA_DUP_SREG_DEV], &priv->sreg_dev,
sizeof(int));
}
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index a81bd69b059b..9a0aaeed2360 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -214,7 +214,7 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
return err;
}
- err = nft_parse_register_load(tb[NFTA_DYNSET_SREG_KEY], &priv->sreg_key,
+ err = nft_parse_register_load(ctx, tb[NFTA_DYNSET_SREG_KEY], &priv->sreg_key,
set->klen);
if (err < 0)
return err;
@@ -225,7 +225,7 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
if (set->dtype == NFT_DATA_VERDICT)
return -EOPNOTSUPP;
- err = nft_parse_register_load(tb[NFTA_DYNSET_SREG_DATA],
+ err = nft_parse_register_load(ctx, tb[NFTA_DYNSET_SREG_DATA],
&priv->sreg_data, set->dlen);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_exthdr.c b/net/netfilter/nft_exthdr.c
index cfa90ab660cf..1d4c9632072c 100644
--- a/net/netfilter/nft_exthdr.c
+++ b/net/netfilter/nft_exthdr.c
@@ -586,7 +586,7 @@ static int nft_exthdr_tcp_set_init(const struct nft_ctx *ctx,
priv->flags = flags;
priv->op = op;
- return nft_parse_register_load(tb[NFTA_EXTHDR_SREG], &priv->sreg,
+ return nft_parse_register_load(ctx, tb[NFTA_EXTHDR_SREG], &priv->sreg,
priv->len);
}
diff --git a/net/netfilter/nft_flow_offload.c b/net/netfilter/nft_flow_offload.c
index 1894032a7971..75dddcaa9aa3 100644
--- a/net/netfilter/nft_flow_offload.c
+++ b/net/netfilter/nft_flow_offload.c
@@ -140,12 +140,19 @@ static void nft_dev_path_info(const struct net_device_path_stack *stack,
info->ingress_vlans |= BIT(info->num_encaps - 1);
break;
case DEV_PATH_BR_VLAN_TAG:
+ if (info->num_encaps >= NF_FLOW_TABLE_ENCAP_MAX) {
+ info->indev = NULL;
+ break;
+ }
info->encap[info->num_encaps].id = path->bridge.vlan_id;
info->encap[info->num_encaps].proto = path->bridge.vlan_proto;
info->num_encaps++;
break;
case DEV_PATH_BR_VLAN_UNTAG:
- info->num_encaps--;
+ if (WARN_ON_ONCE(info->num_encaps-- == 0)) {
+ info->indev = NULL;
+ break;
+ }
break;
case DEV_PATH_BR_VLAN_KEEP:
break;
diff --git a/net/netfilter/nft_fwd_netdev.c b/net/netfilter/nft_fwd_netdev.c
index fa9e4ae00b16..42ba31dfc035 100644
--- a/net/netfilter/nft_fwd_netdev.c
+++ b/net/netfilter/nft_fwd_netdev.c
@@ -52,7 +52,7 @@ static int nft_fwd_netdev_init(const struct nft_ctx *ctx,
if (tb[NFTA_FWD_SREG_DEV] == NULL)
return -EINVAL;
- return nft_parse_register_load(tb[NFTA_FWD_SREG_DEV], &priv->sreg_dev,
+ return nft_parse_register_load(ctx, tb[NFTA_FWD_SREG_DEV], &priv->sreg_dev,
sizeof(int));
}
@@ -178,12 +178,12 @@ static int nft_fwd_neigh_init(const struct nft_ctx *ctx,
return -EOPNOTSUPP;
}
- err = nft_parse_register_load(tb[NFTA_FWD_SREG_DEV], &priv->sreg_dev,
+ err = nft_parse_register_load(ctx, tb[NFTA_FWD_SREG_DEV], &priv->sreg_dev,
sizeof(int));
if (err < 0)
return err;
- return nft_parse_register_load(tb[NFTA_FWD_SREG_ADDR], &priv->sreg_addr,
+ return nft_parse_register_load(ctx, tb[NFTA_FWD_SREG_ADDR], &priv->sreg_addr,
addr_len);
}
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index 92d47e469204..c91f2bef5869 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -91,7 +91,7 @@ static int nft_jhash_init(const struct nft_ctx *ctx,
priv->len = len;
- err = nft_parse_register_load(tb[NFTA_HASH_SREG], &priv->sreg, len);
+ err = nft_parse_register_load(ctx, tb[NFTA_HASH_SREG], &priv->sreg, len);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c
index dd5441f92fdb..aeaf6988efd6 100644
--- a/net/netfilter/nft_lookup.c
+++ b/net/netfilter/nft_lookup.c
@@ -113,7 +113,7 @@ static int nft_lookup_init(const struct nft_ctx *ctx,
if (IS_ERR(set))
return PTR_ERR(set);
- err = nft_parse_register_load(tb[NFTA_LOOKUP_SREG], &priv->sreg,
+ err = nft_parse_register_load(ctx, tb[NFTA_LOOKUP_SREG], &priv->sreg,
set->klen);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_masq.c b/net/netfilter/nft_masq.c
index eee05394c533..868bd4d73555 100644
--- a/net/netfilter/nft_masq.c
+++ b/net/netfilter/nft_masq.c
@@ -51,13 +51,13 @@ static int nft_masq_init(const struct nft_ctx *ctx,
priv->flags = ntohl(nla_get_be32(tb[NFTA_MASQ_FLAGS]));
if (tb[NFTA_MASQ_REG_PROTO_MIN]) {
- err = nft_parse_register_load(tb[NFTA_MASQ_REG_PROTO_MIN],
+ err = nft_parse_register_load(ctx, tb[NFTA_MASQ_REG_PROTO_MIN],
&priv->sreg_proto_min, plen);
if (err < 0)
return err;
if (tb[NFTA_MASQ_REG_PROTO_MAX]) {
- err = nft_parse_register_load(tb[NFTA_MASQ_REG_PROTO_MAX],
+ err = nft_parse_register_load(ctx, tb[NFTA_MASQ_REG_PROTO_MAX],
&priv->sreg_proto_max,
plen);
if (err < 0)
diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c
index dec76d28a0ac..8c8eb14d647b 100644
--- a/net/netfilter/nft_meta.c
+++ b/net/netfilter/nft_meta.c
@@ -655,7 +655,7 @@ int nft_meta_set_init(const struct nft_ctx *ctx,
}
priv->len = len;
- err = nft_parse_register_load(tb[NFTA_META_SREG], &priv->sreg, len);
+ err = nft_parse_register_load(ctx, tb[NFTA_META_SREG], &priv->sreg, len);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_nat.c b/net/netfilter/nft_nat.c
index 3d3e639a7a83..6e21f72c5b57 100644
--- a/net/netfilter/nft_nat.c
+++ b/net/netfilter/nft_nat.c
@@ -213,13 +213,13 @@ static int nft_nat_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
priv->family = family;
if (tb[NFTA_NAT_REG_ADDR_MIN]) {
- err = nft_parse_register_load(tb[NFTA_NAT_REG_ADDR_MIN],
+ err = nft_parse_register_load(ctx, tb[NFTA_NAT_REG_ADDR_MIN],
&priv->sreg_addr_min, alen);
if (err < 0)
return err;
if (tb[NFTA_NAT_REG_ADDR_MAX]) {
- err = nft_parse_register_load(tb[NFTA_NAT_REG_ADDR_MAX],
+ err = nft_parse_register_load(ctx, tb[NFTA_NAT_REG_ADDR_MAX],
&priv->sreg_addr_max,
alen);
if (err < 0)
@@ -233,13 +233,13 @@ static int nft_nat_init(const struct nft_ctx *ctx, const struct nft_expr *expr,
plen = sizeof_field(struct nf_nat_range, min_proto.all);
if (tb[NFTA_NAT_REG_PROTO_MIN]) {
- err = nft_parse_register_load(tb[NFTA_NAT_REG_PROTO_MIN],
+ err = nft_parse_register_load(ctx, tb[NFTA_NAT_REG_PROTO_MIN],
&priv->sreg_proto_min, plen);
if (err < 0)
return err;
if (tb[NFTA_NAT_REG_PROTO_MAX]) {
- err = nft_parse_register_load(tb[NFTA_NAT_REG_PROTO_MAX],
+ err = nft_parse_register_load(ctx, tb[NFTA_NAT_REG_PROTO_MAX],
&priv->sreg_proto_max,
plen);
if (err < 0)
diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c
index 08a27433e2f5..1ee17098de0c 100644
--- a/net/netfilter/nft_objref.c
+++ b/net/netfilter/nft_objref.c
@@ -173,7 +173,7 @@ static int nft_objref_map_init(const struct nft_ctx *ctx,
if (!(set->flags & NFT_SET_OBJECT))
return -EINVAL;
- err = nft_parse_register_load(tb[NFTA_OBJREF_SET_SREG], &priv->sreg,
+ err = nft_parse_register_load(ctx, tb[NFTA_OBJREF_SET_SREG], &priv->sreg,
set->klen);
if (err < 0)
return err;
diff --git a/net/netfilter/nft_payload.c b/net/netfilter/nft_payload.c
index 2db38c06bede..7dfc5343dae4 100644
--- a/net/netfilter/nft_payload.c
+++ b/net/netfilter/nft_payload.c
@@ -984,7 +984,7 @@ static int nft_payload_set_init(const struct nft_ctx *ctx,
}
priv->csum_type = csum_type;
- return nft_parse_register_load(tb[NFTA_PAYLOAD_SREG], &priv->sreg,
+ return nft_parse_register_load(ctx, tb[NFTA_PAYLOAD_SREG], &priv->sreg,
priv->len);
}
diff --git a/net/netfilter/nft_queue.c b/net/netfilter/nft_queue.c
index b8ebb187814f..344fe311878f 100644
--- a/net/netfilter/nft_queue.c
+++ b/net/netfilter/nft_queue.c
@@ -135,7 +135,7 @@ static int nft_queue_sreg_init(const struct nft_ctx *ctx,
struct nft_queue *priv = nft_expr_priv(expr);
int err;
- err = nft_parse_register_load(tb[NFTA_QUEUE_SREG_QNUM],
+ err = nft_parse_register_load(ctx, tb[NFTA_QUEUE_SREG_QNUM],
&priv->sreg_qnum, sizeof(u32));
if (err < 0)
return err;
diff --git a/net/netfilter/nft_range.c b/net/netfilter/nft_range.c
index 51ae64cd268f..ea382f7bbd78 100644
--- a/net/netfilter/nft_range.c
+++ b/net/netfilter/nft_range.c
@@ -83,7 +83,7 @@ static int nft_range_init(const struct nft_ctx *ctx, const struct nft_expr *expr
goto err2;
}
- err = nft_parse_register_load(tb[NFTA_RANGE_SREG], &priv->sreg,
+ err = nft_parse_register_load(ctx, tb[NFTA_RANGE_SREG], &priv->sreg,
desc_from.len);
if (err < 0)
goto err2;
diff --git a/net/netfilter/nft_redir.c b/net/netfilter/nft_redir.c
index 9051863509f3..95eedad85c83 100644
--- a/net/netfilter/nft_redir.c
+++ b/net/netfilter/nft_redir.c
@@ -50,13 +50,13 @@ static int nft_redir_init(const struct nft_ctx *ctx,
plen = sizeof_field(struct nf_nat_range, min_proto.all);
if (tb[NFTA_REDIR_REG_PROTO_MIN]) {
- err = nft_parse_register_load(tb[NFTA_REDIR_REG_PROTO_MIN],
+ err = nft_parse_register_load(ctx, tb[NFTA_REDIR_REG_PROTO_MIN],
&priv->sreg_proto_min, plen);
if (err < 0)
return err;
if (tb[NFTA_REDIR_REG_PROTO_MAX]) {
- err = nft_parse_register_load(tb[NFTA_REDIR_REG_PROTO_MAX],
+ err = nft_parse_register_load(ctx, tb[NFTA_REDIR_REG_PROTO_MAX],
&priv->sreg_proto_max,
plen);
if (err < 0)
diff --git a/net/netfilter/nft_tproxy.c b/net/netfilter/nft_tproxy.c
index ed344af2a439..50481280abd2 100644
--- a/net/netfilter/nft_tproxy.c
+++ b/net/netfilter/nft_tproxy.c
@@ -254,14 +254,14 @@ static int nft_tproxy_init(const struct nft_ctx *ctx,
}
if (tb[NFTA_TPROXY_REG_ADDR]) {
- err = nft_parse_register_load(tb[NFTA_TPROXY_REG_ADDR],
+ err = nft_parse_register_load(ctx, tb[NFTA_TPROXY_REG_ADDR],
&priv->sreg_addr, alen);
if (err < 0)
return err;
}
if (tb[NFTA_TPROXY_REG_PORT]) {
- err = nft_parse_register_load(tb[NFTA_TPROXY_REG_PORT],
+ err = nft_parse_register_load(ctx, tb[NFTA_TPROXY_REG_PORT],
&priv->sreg_port, sizeof(u16));
if (err < 0)
return err;
diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c
index d1d0fa6c8061..b3e4be6e1e43 100644
--- a/net/netfilter/xt_connlimit.c
+++ b/net/netfilter/xt_connlimit.c
@@ -31,8 +31,6 @@ connlimit_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
struct net *net = xt_net(par);
const struct xt_connlimit_info *info = par->matchinfo;
- struct nf_conntrack_tuple tuple;
- const struct nf_conntrack_tuple *tuple_ptr = &tuple;
const struct nf_conntrack_zone *zone = &nf_ct_zone_dflt;
enum ip_conntrack_info ctinfo;
const struct nf_conn *ct;
@@ -40,13 +38,8 @@ connlimit_mt(const struct sk_buff *skb, struct xt_action_param *par)
u32 key[5];
ct = nf_ct_get(skb, &ctinfo);
- if (ct != NULL) {
- tuple_ptr = &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple;
+ if (ct)
zone = nf_ct_zone(ct);
- } else if (!nf_ct_get_tuplepr(skb, skb_network_offset(skb),
- xt_family(par), net, &tuple)) {
- goto hotdrop;
- }
if (xt_family(par) == NFPROTO_IPV6) {
const struct ipv6hdr *iph = ipv6_hdr(skb);
@@ -69,10 +62,9 @@ connlimit_mt(const struct sk_buff *skb, struct xt_action_param *par)
key[1] = zone->id;
}
- connections = nf_conncount_count(net, info->data, key, tuple_ptr,
- zone);
+ connections = nf_conncount_count_skb(net, skb, xt_family(par), info->data, key);
if (connections == 0)
- /* kmalloc failed, drop it entirely */
+ /* kmalloc failed or tuple couldn't be found, drop it entirely */
goto hotdrop;
return (connections > info->limit) ^ !!(info->flags & XT_CONNLIMIT_INVERT);
diff --git a/net/netrom/nr_out.c b/net/netrom/nr_out.c
index 5e531394a724..2b3cbceb0b52 100644
--- a/net/netrom/nr_out.c
+++ b/net/netrom/nr_out.c
@@ -43,8 +43,10 @@ void nr_output(struct sock *sk, struct sk_buff *skb)
frontlen = skb_headroom(skb);
while (skb->len > 0) {
- if ((skbn = sock_alloc_send_skb(sk, frontlen + NR_MAX_PACKET_SIZE, 0, &err)) == NULL)
+ if ((skbn = sock_alloc_send_skb(sk, frontlen + NR_MAX_PACKET_SIZE, 0, &err)) == NULL) {
+ kfree_skb(skb);
return;
+ }
skb_reserve(skbn, frontlen);
diff --git a/net/nfc/core.c b/net/nfc/core.c
index eb2c0959e5b6..5352571b6214 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -1154,6 +1154,7 @@ EXPORT_SYMBOL(nfc_register_device);
void nfc_unregister_device(struct nfc_dev *dev)
{
int rc;
+ struct rfkill *rfk = NULL;
pr_debug("dev_name=%s\n", dev_name(&dev->dev));
@@ -1164,13 +1165,17 @@ void nfc_unregister_device(struct nfc_dev *dev)
device_lock(&dev->dev);
if (dev->rfkill) {
- rfkill_unregister(dev->rfkill);
- rfkill_destroy(dev->rfkill);
+ rfk = dev->rfkill;
dev->rfkill = NULL;
}
dev->shutting_down = true;
device_unlock(&dev->dev);
+ if (rfk) {
+ rfkill_unregister(rfk);
+ rfkill_destroy(rfk);
+ }
+
if (dev->ops->check_presence) {
del_timer_sync(&dev->check_pres_timer);
cancel_work_sync(&dev->check_pres_work);
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 3b980bf2770b..32485b367737 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -904,8 +904,8 @@ static u32 ct_limit_get(const struct ovs_ct_limit_info *info, u16 zone)
}
static int ovs_ct_check_limit(struct net *net,
- const struct ovs_conntrack_info *info,
- const struct nf_conntrack_tuple *tuple)
+ const struct sk_buff *skb,
+ const struct ovs_conntrack_info *info)
{
struct ovs_net *ovs_net = net_generic(net, ovs_net_id);
const struct ovs_ct_limit_info *ct_limit_info = ovs_net->ct_limit_info;
@@ -918,8 +918,9 @@ static int ovs_ct_check_limit(struct net *net,
if (per_zone_limit == OVS_CT_LIMIT_UNLIMITED)
return 0;
- connections = nf_conncount_count(net, ct_limit_info->data,
- &conncount_key, tuple, &info->zone);
+ connections = nf_conncount_count_skb(net, skb, info->family,
+ ct_limit_info->data,
+ &conncount_key);
if (connections > per_zone_limit)
return -ENOMEM;
@@ -948,8 +949,7 @@ static int ovs_ct_commit(struct net *net, struct sw_flow_key *key,
#if IS_ENABLED(CONFIG_NETFILTER_CONNCOUNT)
if (static_branch_unlikely(&ovs_ct_limit_enabled)) {
if (!nf_ct_is_confirmed(ct)) {
- err = ovs_ct_check_limit(net, info,
- &ct->tuplehash[IP_CT_DIR_ORIGINAL].tuple);
+ err = ovs_ct_check_limit(net, skb, info);
if (err) {
net_warn_ratelimited("openvswitch: zone: %u "
"exceeds conntrack limit\n",
@@ -1744,8 +1744,8 @@ static int __ovs_ct_limit_get_zone_limit(struct net *net,
zone_limit.limit = limit;
nf_ct_zone_init(&ct_zone, zone_id, NF_CT_DEFAULT_ZONE_DIR, 0);
- zone_limit.count = nf_conncount_count(net, data, &conncount_key, NULL,
- &ct_zone);
+ zone_limit.count = nf_conncount_count_skb(net, NULL, 0, data,
+ &conncount_key);
return nla_put_nohdr(reply, sizeof(zone_limit), &zone_limit);
}
diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c
index 836e8e705d40..1d9a44d6216a 100644
--- a/net/openvswitch/flow_netlink.c
+++ b/net/openvswitch/flow_netlink.c
@@ -2788,13 +2788,20 @@ static int validate_and_copy_set_tun(const struct nlattr *attr,
return err;
}
-static bool validate_push_nsh(const struct nlattr *attr, bool log)
+static bool validate_push_nsh(const struct nlattr *a, bool log)
{
+ struct nlattr *nsh_key = nla_data(a);
struct sw_flow_match match;
struct sw_flow_key key;
+ /* There must be one and only one NSH header. */
+ if (!nla_ok(nsh_key, nla_len(a)) ||
+ nla_total_size(nla_len(nsh_key)) != nla_len(a) ||
+ nla_type(nsh_key) != OVS_KEY_ATTR_NSH)
+ return false;
+
ovs_match_init(&match, &key, true, NULL);
- return !nsh_key_put_from_nlattr(attr, &match, false, true, log);
+ return !nsh_key_put_from_nlattr(nsh_key, &match, false, true, log);
}
/* Return false if there are any non-masked bits set.
@@ -3351,7 +3358,7 @@ static int __ovs_nla_copy_actions(struct net *net, const struct nlattr *attr,
return -EINVAL;
}
mac_proto = MAC_PROTO_NONE;
- if (!validate_push_nsh(nla_data(a), log))
+ if (!validate_push_nsh(a, log))
return -EINVAL;
break;
diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c
index 903537a5da22..3c41d53bb9e9 100644
--- a/net/openvswitch/vport-netdev.c
+++ b/net/openvswitch/vport-netdev.c
@@ -153,10 +153,19 @@ void ovs_netdev_detach_dev(struct vport *vport)
static void netdev_destroy(struct vport *vport)
{
- rtnl_lock();
- if (netif_is_ovs_port(vport->dev))
- ovs_netdev_detach_dev(vport);
- rtnl_unlock();
+ /* When called from ovs_db_notify_wq() after a dp_device_event(), the
+ * port has already been detached, so we can avoid taking the RTNL by
+ * checking this first.
+ */
+ if (netif_is_ovs_port(vport->dev)) {
+ rtnl_lock();
+ /* Check again while holding the lock to ensure we don't race
+ * with the netdev notifier and detach twice.
+ */
+ if (netif_is_ovs_port(vport->dev))
+ ovs_netdev_detach_dev(vport);
+ rtnl_unlock();
+ }
call_rcu(&vport->rcu, vport_netdev_free);
}
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index 614695444b6a..1cc5eaeb1c60 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -205,7 +205,7 @@ static void rose_kill_by_device(struct net_device *dev)
spin_unlock_bh(&rose_list_lock);
for (i = 0; i < cnt; i++) {
- sk = array[cnt];
+ sk = array[i];
rose = rose_sk(sk);
lock_sock(sk);
spin_lock_bh(&rose_list_lock);
diff --git a/net/sched/sch_cake.c b/net/sched/sch_cake.c
index 85984c91cf51..14e06f474b6c 100644
--- a/net/sched/sch_cake.c
+++ b/net/sched/sch_cake.c
@@ -1609,7 +1609,6 @@ static unsigned int cake_drop(struct Qdisc *sch, struct sk_buff **to_free)
__qdisc_drop(skb, to_free);
sch->q.qlen--;
- qdisc_tree_reduce_backlog(sch, 1, len);
cake_heapify(q, 0);
@@ -1755,14 +1754,14 @@ static void cake_reconfigure(struct Qdisc *sch);
static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
struct sk_buff **to_free)
{
+ u32 idx, tin, prev_qlen, prev_backlog, drop_id;
struct cake_sched_data *q = qdisc_priv(sch);
- int len = qdisc_pkt_len(skb);
- int ret;
+ int len = qdisc_pkt_len(skb), ret;
struct sk_buff *ack = NULL;
ktime_t now = ktime_get();
struct cake_tin_data *b;
struct cake_flow *flow;
- u32 idx, tin;
+ bool same_flow = false;
/* choose flow to insert into */
idx = cake_classify(sch, &b, skb, q->flow_mode, &ret);
@@ -1835,6 +1834,8 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
consume_skb(skb);
} else {
/* not splitting */
+ int ack_pkt_len = 0;
+
cobalt_set_enqueue_time(skb, now);
get_cobalt_cb(skb)->adjusted_len = cake_overhead(q, skb);
flow_queue_add(flow, skb);
@@ -1845,13 +1846,13 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
if (ack) {
b->ack_drops++;
sch->qstats.drops++;
- b->bytes += qdisc_pkt_len(ack);
- len -= qdisc_pkt_len(ack);
+ ack_pkt_len = qdisc_pkt_len(ack);
+ b->bytes += ack_pkt_len;
q->buffer_used += skb->truesize - ack->truesize;
if (q->rate_flags & CAKE_FLAG_INGRESS)
cake_advance_shaper(q, b, ack, now, true);
- qdisc_tree_reduce_backlog(sch, 1, qdisc_pkt_len(ack));
+ qdisc_tree_reduce_backlog(sch, 1, ack_pkt_len);
consume_skb(ack);
} else {
sch->q.qlen++;
@@ -1860,11 +1861,11 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
/* stats */
b->packets++;
- b->bytes += len;
- b->backlogs[idx] += len;
- b->tin_backlog += len;
- sch->qstats.backlog += len;
- q->avg_window_bytes += len;
+ b->bytes += len - ack_pkt_len;
+ b->backlogs[idx] += len - ack_pkt_len;
+ b->tin_backlog += len - ack_pkt_len;
+ sch->qstats.backlog += len - ack_pkt_len;
+ q->avg_window_bytes += len - ack_pkt_len;
}
if (q->overflow_timeout)
@@ -1939,24 +1940,29 @@ static s32 cake_enqueue(struct sk_buff *skb, struct Qdisc *sch,
if (q->buffer_used > q->buffer_max_used)
q->buffer_max_used = q->buffer_used;
- if (q->buffer_used > q->buffer_limit) {
- bool same_flow = false;
- u32 dropped = 0;
- u32 drop_id;
+ if (q->buffer_used <= q->buffer_limit)
+ return NET_XMIT_SUCCESS;
- while (q->buffer_used > q->buffer_limit) {
- dropped++;
- drop_id = cake_drop(sch, to_free);
+ prev_qlen = sch->q.qlen;
+ prev_backlog = sch->qstats.backlog;
- if ((drop_id >> 16) == tin &&
- (drop_id & 0xFFFF) == idx)
- same_flow = true;
- }
- b->drop_overlimit += dropped;
+ while (q->buffer_used > q->buffer_limit) {
+ drop_id = cake_drop(sch, to_free);
+ if ((drop_id >> 16) == tin &&
+ (drop_id & 0xFFFF) == idx)
+ same_flow = true;
+ }
+
+ prev_qlen -= sch->q.qlen;
+ prev_backlog -= sch->qstats.backlog;
+ b->drop_overlimit += prev_qlen;
- if (same_flow)
- return NET_XMIT_CN;
+ if (same_flow) {
+ qdisc_tree_reduce_backlog(sch, prev_qlen - 1,
+ prev_backlog - len);
+ return NET_XMIT_CN;
}
+ qdisc_tree_reduce_backlog(sch, prev_qlen, prev_backlog);
return NET_XMIT_SUCCESS;
}
diff --git a/net/sched/sch_ets.c b/net/sched/sch_ets.c
index 9873f4ae90c3..6ff619277ffd 100644
--- a/net/sched/sch_ets.c
+++ b/net/sched/sch_ets.c
@@ -652,7 +652,7 @@ static int ets_qdisc_change(struct Qdisc *sch, struct nlattr *opt,
sch_tree_lock(sch);
for (i = nbands; i < oldbands; i++) {
- if (i >= q->nstrict && q->classes[i].qdisc->q.qlen)
+ if (cl_is_active(&q->classes[i]))
list_del_init(&q->classes[i].alist);
qdisc_purge_queue(q->classes[i].qdisc);
}
@@ -664,6 +664,10 @@ static int ets_qdisc_change(struct Qdisc *sch, struct nlattr *opt,
q->classes[i].deficit = quanta[i];
}
}
+ for (i = q->nstrict; i < nstrict; i++) {
+ if (cl_is_active(&q->classes[i]))
+ list_del_init(&q->classes[i].alist);
+ }
WRITE_ONCE(q->nstrict, nstrict);
memcpy(q->prio2band, priomap, sizeof(priomap));
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index adc04e88f349..852c4f66eab5 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1553,8 +1553,6 @@ static void sctp_close(struct sock *sk, long timeout)
spin_unlock_bh(&net->sctp.addr_wq_lock);
sock_put(sk);
-
- SCTP_DBG_OBJCNT_DEC(sock);
}
/* Handle EPIPE error. */
@@ -5106,9 +5104,12 @@ static void sctp_destroy_sock(struct sock *sk)
sp->do_auto_asconf = 0;
list_del(&sp->auto_asconf_list);
}
+
sctp_endpoint_free(sp->ep);
+
sk_sockets_allocated_dec(sk);
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
+ SCTP_DBG_OBJCNT_DEC(sock);
}
/* Triggered when there are no references on the socket anymore */
diff --git a/net/socket.c b/net/socket.c
index bad58f23f307..94c38c73fc69 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1168,12 +1168,10 @@ static ssize_t sock_write_iter(struct kiocb *iocb, struct iov_iter *from)
*/
static DEFINE_MUTEX(br_ioctl_mutex);
-static int (*br_ioctl_hook)(struct net *net, struct net_bridge *br,
- unsigned int cmd, struct ifreq *ifr,
+static int (*br_ioctl_hook)(struct net *net, unsigned int cmd,
void __user *uarg);
-void brioctl_set(int (*hook)(struct net *net, struct net_bridge *br,
- unsigned int cmd, struct ifreq *ifr,
+void brioctl_set(int (*hook)(struct net *net, unsigned int cmd,
void __user *uarg))
{
mutex_lock(&br_ioctl_mutex);
@@ -1182,8 +1180,7 @@ void brioctl_set(int (*hook)(struct net *net, struct net_bridge *br,
}
EXPORT_SYMBOL(brioctl_set);
-int br_ioctl_call(struct net *net, struct net_bridge *br, unsigned int cmd,
- struct ifreq *ifr, void __user *uarg)
+int br_ioctl_call(struct net *net, unsigned int cmd, void __user *uarg)
{
int err = -ENOPKG;
@@ -1192,7 +1189,7 @@ int br_ioctl_call(struct net *net, struct net_bridge *br, unsigned int cmd,
mutex_lock(&br_ioctl_mutex);
if (br_ioctl_hook)
- err = br_ioctl_hook(net, br, cmd, ifr, uarg);
+ err = br_ioctl_hook(net, cmd, uarg);
mutex_unlock(&br_ioctl_mutex);
return err;
@@ -1292,7 +1289,9 @@ static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
case SIOCSIFBR:
case SIOCBRADDBR:
case SIOCBRDELBR:
- err = br_ioctl_call(net, NULL, cmd, NULL, argp);
+ case SIOCBRADDIF:
+ case SIOCBRDELIF:
+ err = br_ioctl_call(net, cmd, argp);
break;
case SIOCGIFVLAN:
case SIOCSIFVLAN:
@@ -3454,6 +3453,8 @@ static int compat_sock_ioctl_trans(struct file *file, struct socket *sock,
case SIOCGPGRP:
case SIOCBRADDBR:
case SIOCBRDELBR:
+ case SIOCBRADDIF:
+ case SIOCBRDELIF:
case SIOCGIFVLAN:
case SIOCSIFVLAN:
case SIOCGSKNS:
@@ -3493,8 +3494,6 @@ static int compat_sock_ioctl_trans(struct file *file, struct socket *sock,
case SIOCGIFPFLAGS:
case SIOCGIFTXQLEN:
case SIOCSIFTXQLEN:
- case SIOCBRADDIF:
- case SIOCBRDELIF:
case SIOCGIFNAME:
case SIOCSIFNAME:
case SIOCGMIIPHY:
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index d063b63516f8..49a8623cc1d5 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1093,7 +1093,8 @@ static int gss_read_proxy_verf(struct svc_rqst *rqstp,
}
length = min_t(unsigned int, inlen, (char *)xdr->end - (char *)xdr->p);
- memcpy(page_address(in_token->pages[0]), xdr->p, length);
+ if (length)
+ memcpy(page_address(in_token->pages[0]), xdr->p, length);
inlen -= length;
to_offs = length;
diff --git a/net/sunrpc/xprtrdma/svc_rdma_rw.c b/net/sunrpc/xprtrdma/svc_rdma_rw.c
index e460e25a1d6d..82c4202fa3c1 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_rw.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_rw.c
@@ -815,6 +815,9 @@ static int svc_rdma_copy_inline_range(struct svc_rdma_read_info *info,
for (page_no = 0; page_no < numpages; page_no++) {
unsigned int page_len;
+ if (info->ri_pageno >= RPCSVC_MAXPAGES)
+ return -EINVAL;
+
page_len = min_t(unsigned int, remaining,
PAGE_SIZE - info->ri_pageoff);
@@ -834,7 +837,7 @@ static int svc_rdma_copy_inline_range(struct svc_rdma_read_info *info,
offset += page_len;
}
- return -EINVAL;
+ return 0;
}
/**
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 5904c869085c..6f116ae5442b 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -925,7 +925,7 @@ void __cfg80211_connect_result(struct net_device *dev,
ssid_len = min(ssid->datalen, IEEE80211_MAX_SSID_LEN);
memcpy(wdev->u.client.ssid, ssid->data, ssid_len);
- wdev->u.client.ssid_len = ssid->datalen;
+ wdev->u.client.ssid_len = ssid_len;
break;
}
rcu_read_unlock();
diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
index 9c0fa0e1786a..f2e70e918f11 100644
--- a/net/xfrm/xfrm_ipcomp.c
+++ b/net/xfrm/xfrm_ipcomp.c
@@ -315,7 +315,6 @@ void ipcomp_destroy(struct xfrm_state *x)
struct ipcomp_data *ipcd = x->data;
if (!ipcd)
return;
- xfrm_state_delete_tunnel(x);
mutex_lock(&ipcomp_resource_mutex);
ipcomp_free_data(ipcd);
mutex_unlock(&ipcomp_resource_mutex);
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index ded559f55767..81e01cdc7a7d 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -34,6 +34,8 @@
#define xfrm_state_deref_prot(table, net) \
rcu_dereference_protected((table), lockdep_is_held(&(net)->xfrm.xfrm_state_lock))
+#define xfrm_state_deref_check(table, net) \
+ rcu_dereference_check((table), lockdep_is_held(&(net)->xfrm.xfrm_state_lock))
static void xfrm_state_gc_task(struct work_struct *work);
@@ -62,6 +64,8 @@ static inline unsigned int xfrm_dst_hash(struct net *net,
u32 reqid,
unsigned short family)
{
+ lockdep_assert_held(&net->xfrm.xfrm_state_lock);
+
return __xfrm_dst_hash(daddr, saddr, reqid, family, net->xfrm.state_hmask);
}
@@ -70,6 +74,8 @@ static inline unsigned int xfrm_src_hash(struct net *net,
const xfrm_address_t *saddr,
unsigned short family)
{
+ lockdep_assert_held(&net->xfrm.xfrm_state_lock);
+
return __xfrm_src_hash(daddr, saddr, family, net->xfrm.state_hmask);
}
@@ -77,11 +83,15 @@ static inline unsigned int
xfrm_spi_hash(struct net *net, const xfrm_address_t *daddr,
__be32 spi, u8 proto, unsigned short family)
{
+ lockdep_assert_held(&net->xfrm.xfrm_state_lock);
+
return __xfrm_spi_hash(daddr, spi, proto, family, net->xfrm.state_hmask);
}
static unsigned int xfrm_seq_hash(struct net *net, u32 seq)
{
+ lockdep_assert_held(&net->xfrm.xfrm_state_lock);
+
return __xfrm_seq_hash(seq, net->xfrm.state_hmask);
}
@@ -521,7 +531,8 @@ void xfrm_state_free(struct xfrm_state *x)
}
EXPORT_SYMBOL(xfrm_state_free);
-static void ___xfrm_state_destroy(struct xfrm_state *x)
+static void xfrm_state_delete_tunnel(struct xfrm_state *x);
+static void xfrm_state_gc_destroy(struct xfrm_state *x)
{
hrtimer_cancel(&x->mtimer);
del_timer_sync(&x->rtimer);
@@ -535,6 +546,7 @@ static void ___xfrm_state_destroy(struct xfrm_state *x)
kfree(x->preplay_esn);
if (x->type_offload)
xfrm_put_type_offload(x->type_offload);
+ xfrm_state_delete_tunnel(x);
if (x->type) {
x->type->destructor(x);
xfrm_put_type(x->type);
@@ -559,7 +571,7 @@ static void xfrm_state_gc_task(struct work_struct *work)
synchronize_rcu();
hlist_for_each_entry_safe(x, tmp, &gc_list, gclist)
- ___xfrm_state_destroy(x);
+ xfrm_state_gc_destroy(x);
}
static enum hrtimer_restart xfrm_timer_handler(struct hrtimer *me)
@@ -720,19 +732,14 @@ void xfrm_dev_state_free(struct xfrm_state *x)
}
#endif
-void __xfrm_state_destroy(struct xfrm_state *x, bool sync)
+void __xfrm_state_destroy(struct xfrm_state *x)
{
WARN_ON(x->km.state != XFRM_STATE_DEAD);
- if (sync) {
- synchronize_rcu();
- ___xfrm_state_destroy(x);
- } else {
- spin_lock_bh(&xfrm_state_gc_lock);
- hlist_add_head(&x->gclist, &xfrm_state_gc_list);
- spin_unlock_bh(&xfrm_state_gc_lock);
- schedule_work(&xfrm_state_gc_work);
- }
+ spin_lock_bh(&xfrm_state_gc_lock);
+ hlist_add_head(&x->gclist, &xfrm_state_gc_list);
+ spin_unlock_bh(&xfrm_state_gc_lock);
+ schedule_work(&xfrm_state_gc_work);
}
EXPORT_SYMBOL(__xfrm_state_destroy);
@@ -756,6 +763,8 @@ int __xfrm_state_delete(struct xfrm_state *x)
xfrm_dev_state_delete(x);
+ xfrm_state_delete_tunnel(x);
+
/* All xfrm_state objects are created by xfrm_state_alloc.
* The xfrm_state_alloc call gives a reference, and that
* is what we are dropping here.
@@ -837,7 +846,7 @@ xfrm_dev_state_flush_secctx_check(struct net *net, struct net_device *dev, bool
}
#endif
-int xfrm_state_flush(struct net *net, u8 proto, bool task_valid, bool sync)
+int xfrm_state_flush(struct net *net, u8 proto, bool task_valid)
{
int i, err = 0, cnt = 0;
@@ -859,10 +868,7 @@ int xfrm_state_flush(struct net *net, u8 proto, bool task_valid, bool sync)
err = xfrm_state_delete(x);
xfrm_audit_state_delete(x, err ? 0 : 1,
task_valid);
- if (sync)
- xfrm_state_put_sync(x);
- else
- xfrm_state_put(x);
+ xfrm_state_put(x);
if (!err)
cnt++;
@@ -1029,16 +1035,38 @@ xfrm_init_tempstate(struct xfrm_state *x, const struct flowi *fl,
x->props.family = tmpl->encap_family;
}
-static struct xfrm_state *__xfrm_state_lookup_all(struct net *net, u32 mark,
+struct xfrm_hash_state_ptrs {
+ const struct hlist_head *bydst;
+ const struct hlist_head *bysrc;
+ const struct hlist_head *byspi;
+ unsigned int hmask;
+};
+
+static void xfrm_hash_ptrs_get(const struct net *net, struct xfrm_hash_state_ptrs *ptrs)
+{
+ unsigned int sequence;
+
+ do {
+ sequence = read_seqcount_begin(&net->xfrm.xfrm_state_hash_generation);
+
+ ptrs->bydst = xfrm_state_deref_check(net->xfrm.state_bydst, net);
+ ptrs->bysrc = xfrm_state_deref_check(net->xfrm.state_bysrc, net);
+ ptrs->byspi = xfrm_state_deref_check(net->xfrm.state_byspi, net);
+ ptrs->hmask = net->xfrm.state_hmask;
+ } while (read_seqcount_retry(&net->xfrm.xfrm_state_hash_generation, sequence));
+}
+
+static struct xfrm_state *__xfrm_state_lookup_all(const struct xfrm_hash_state_ptrs *state_ptrs,
+ u32 mark,
const xfrm_address_t *daddr,
__be32 spi, u8 proto,
unsigned short family,
struct xfrm_dev_offload *xdo)
{
- unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);
+ unsigned int h = __xfrm_spi_hash(daddr, spi, proto, family, state_ptrs->hmask);
struct xfrm_state *x;
- hlist_for_each_entry_rcu(x, net->xfrm.state_byspi + h, byspi) {
+ hlist_for_each_entry_rcu(x, state_ptrs->byspi + h, byspi) {
#ifdef CONFIG_XFRM_OFFLOAD
if (xdo->type == XFRM_DEV_OFFLOAD_PACKET) {
if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
@@ -1072,15 +1100,16 @@ static struct xfrm_state *__xfrm_state_lookup_all(struct net *net, u32 mark,
return NULL;
}
-static struct xfrm_state *__xfrm_state_lookup(struct net *net, u32 mark,
+static struct xfrm_state *__xfrm_state_lookup(const struct xfrm_hash_state_ptrs *state_ptrs,
+ u32 mark,
const xfrm_address_t *daddr,
__be32 spi, u8 proto,
unsigned short family)
{
- unsigned int h = xfrm_spi_hash(net, daddr, spi, proto, family);
+ unsigned int h = __xfrm_spi_hash(daddr, spi, proto, family, state_ptrs->hmask);
struct xfrm_state *x;
- hlist_for_each_entry_rcu(x, net->xfrm.state_byspi + h, byspi) {
+ hlist_for_each_entry_rcu(x, state_ptrs->byspi + h, byspi) {
if (x->props.family != family ||
x->id.spi != spi ||
x->id.proto != proto ||
@@ -1097,15 +1126,16 @@ static struct xfrm_state *__xfrm_state_lookup(struct net *net, u32 mark,
return NULL;
}
-static struct xfrm_state *__xfrm_state_lookup_byaddr(struct net *net, u32 mark,
+static struct xfrm_state *__xfrm_state_lookup_byaddr(const struct xfrm_hash_state_ptrs *state_ptrs,
+ u32 mark,
const xfrm_address_t *daddr,
const xfrm_address_t *saddr,
u8 proto, unsigned short family)
{
- unsigned int h = xfrm_src_hash(net, daddr, saddr, family);
+ unsigned int h = __xfrm_src_hash(daddr, saddr, family, state_ptrs->hmask);
struct xfrm_state *x;
- hlist_for_each_entry_rcu(x, net->xfrm.state_bysrc + h, bysrc) {
+ hlist_for_each_entry_rcu(x, state_ptrs->bysrc + h, bysrc) {
if (x->props.family != family ||
x->id.proto != proto ||
!xfrm_addr_equal(&x->id.daddr, daddr, family) ||
@@ -1125,14 +1155,17 @@ static struct xfrm_state *__xfrm_state_lookup_byaddr(struct net *net, u32 mark,
static inline struct xfrm_state *
__xfrm_state_locate(struct xfrm_state *x, int use_spi, int family)
{
+ struct xfrm_hash_state_ptrs state_ptrs;
struct net *net = xs_net(x);
u32 mark = x->mark.v & x->mark.m;
+ xfrm_hash_ptrs_get(net, &state_ptrs);
+
if (use_spi)
- return __xfrm_state_lookup(net, mark, &x->id.daddr,
+ return __xfrm_state_lookup(&state_ptrs, mark, &x->id.daddr,
x->id.spi, x->id.proto, family);
else
- return __xfrm_state_lookup_byaddr(net, mark,
+ return __xfrm_state_lookup_byaddr(&state_ptrs, mark,
&x->id.daddr,
&x->props.saddr,
x->id.proto, family);
@@ -1195,6 +1228,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
unsigned short family, u32 if_id)
{
static xfrm_address_t saddr_wildcard = { };
+ struct xfrm_hash_state_ptrs state_ptrs;
struct net *net = xp_net(pol);
unsigned int h, h_wildcard;
struct xfrm_state *x, *x0, *to_put;
@@ -1211,8 +1245,10 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
sequence = read_seqcount_begin(&net->xfrm.xfrm_state_hash_generation);
rcu_read_lock();
- h = xfrm_dst_hash(net, daddr, saddr, tmpl->reqid, encap_family);
- hlist_for_each_entry_rcu(x, net->xfrm.state_bydst + h, bydst) {
+ xfrm_hash_ptrs_get(net, &state_ptrs);
+
+ h = __xfrm_dst_hash(daddr, saddr, tmpl->reqid, encap_family, state_ptrs.hmask);
+ hlist_for_each_entry_rcu(x, state_ptrs.bydst + h, bydst) {
#ifdef CONFIG_XFRM_OFFLOAD
if (pol->xdo.type == XFRM_DEV_OFFLOAD_PACKET) {
if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
@@ -1245,8 +1281,9 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
if (best || acquire_in_progress)
goto found;
- h_wildcard = xfrm_dst_hash(net, daddr, &saddr_wildcard, tmpl->reqid, encap_family);
- hlist_for_each_entry_rcu(x, net->xfrm.state_bydst + h_wildcard, bydst) {
+ h_wildcard = __xfrm_dst_hash(daddr, &saddr_wildcard, tmpl->reqid,
+ encap_family, state_ptrs.hmask);
+ hlist_for_each_entry_rcu(x, state_ptrs.bydst + h_wildcard, bydst) {
#ifdef CONFIG_XFRM_OFFLOAD
if (pol->xdo.type == XFRM_DEV_OFFLOAD_PACKET) {
if (x->xso.type != XFRM_DEV_OFFLOAD_PACKET)
@@ -1281,7 +1318,7 @@ xfrm_state_find(const xfrm_address_t *daddr, const xfrm_address_t *saddr,
x = best;
if (!x && !error && !acquire_in_progress) {
if (tmpl->id.spi &&
- (x0 = __xfrm_state_lookup_all(net, mark, daddr,
+ (x0 = __xfrm_state_lookup_all(&state_ptrs, mark, daddr,
tmpl->id.spi, tmpl->id.proto,
encap_family,
&pol->xdo)) != NULL) {
@@ -2036,10 +2073,13 @@ struct xfrm_state *
xfrm_state_lookup(struct net *net, u32 mark, const xfrm_address_t *daddr, __be32 spi,
u8 proto, unsigned short family)
{
+ struct xfrm_hash_state_ptrs state_ptrs;
struct xfrm_state *x;
rcu_read_lock();
- x = __xfrm_state_lookup(net, mark, daddr, spi, proto, family);
+ xfrm_hash_ptrs_get(net, &state_ptrs);
+
+ x = __xfrm_state_lookup(&state_ptrs, mark, daddr, spi, proto, family);
rcu_read_unlock();
return x;
}
@@ -2050,10 +2090,14 @@ xfrm_state_lookup_byaddr(struct net *net, u32 mark,
const xfrm_address_t *daddr, const xfrm_address_t *saddr,
u8 proto, unsigned short family)
{
+ struct xfrm_hash_state_ptrs state_ptrs;
struct xfrm_state *x;
spin_lock_bh(&net->xfrm.xfrm_state_lock);
- x = __xfrm_state_lookup_byaddr(net, mark, daddr, saddr, proto, family);
+
+ xfrm_hash_ptrs_get(net, &state_ptrs);
+
+ x = __xfrm_state_lookup_byaddr(&state_ptrs, mark, daddr, saddr, proto, family);
spin_unlock_bh(&net->xfrm.xfrm_state_lock);
return x;
}
@@ -2798,20 +2842,17 @@ void xfrm_flush_gc(void)
}
EXPORT_SYMBOL(xfrm_flush_gc);
-/* Temporarily located here until net/xfrm/xfrm_tunnel.c is created */
-void xfrm_state_delete_tunnel(struct xfrm_state *x)
+static void xfrm_state_delete_tunnel(struct xfrm_state *x)
{
if (x->tunnel) {
struct xfrm_state *t = x->tunnel;
- if (atomic_read(&t->tunnel_users) == 2)
+ if (atomic_dec_return(&t->tunnel_users) == 1)
xfrm_state_delete(t);
- atomic_dec(&t->tunnel_users);
- xfrm_state_put_sync(t);
+ xfrm_state_put(t);
x->tunnel = NULL;
}
}
-EXPORT_SYMBOL(xfrm_state_delete_tunnel);
u32 xfrm_state_mtu(struct xfrm_state *x, int mtu)
{
@@ -2989,8 +3030,8 @@ void xfrm_state_fini(struct net *net)
unsigned int sz;
flush_work(&net->xfrm.state_hash_work);
+ xfrm_state_flush(net, 0, false);
flush_work(&xfrm_state_gc_work);
- xfrm_state_flush(net, 0, false, true);
WARN_ON(!list_empty(&net->xfrm.state_all));
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 1d91b42e7997..5b3ab4532aec 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2380,7 +2380,7 @@ static int xfrm_flush_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct xfrm_usersa_flush *p = nlmsg_data(nlh);
int err;
- err = xfrm_state_flush(net, p->proto, true, false);
+ err = xfrm_state_flush(net, p->proto, true);
if (err) {
if (err == -ESRCH) /* empty table */
return 0;
diff --git a/samples/ftrace/ftrace-direct-modify.c b/samples/ftrace/ftrace-direct-modify.c
index b40f85e3806f..eeeafe3375c4 100644
--- a/samples/ftrace/ftrace-direct-modify.c
+++ b/samples/ftrace/ftrace-direct-modify.c
@@ -141,8 +141,8 @@ asm (
" st.d $t0, $sp, 0\n"
" st.d $ra, $sp, 8\n"
" bl my_direct_func1\n"
-" ld.d $t0, $sp, 0\n"
-" ld.d $ra, $sp, 8\n"
+" ld.d $ra, $sp, 0\n"
+" ld.d $t0, $sp, 8\n"
" addi.d $sp, $sp, 16\n"
" jr $t0\n"
" .size my_tramp1, .-my_tramp1\n"
@@ -154,8 +154,8 @@ asm (
" st.d $t0, $sp, 0\n"
" st.d $ra, $sp, 8\n"
" bl my_direct_func2\n"
-" ld.d $t0, $sp, 0\n"
-" ld.d $ra, $sp, 8\n"
+" ld.d $ra, $sp, 0\n"
+" ld.d $t0, $sp, 8\n"
" addi.d $sp, $sp, 16\n"
" jr $t0\n"
" .size my_tramp2, .-my_tramp2\n"
diff --git a/samples/ftrace/ftrace-direct-multi-modify.c b/samples/ftrace/ftrace-direct-multi-modify.c
index 2e349834d63c..35a496603558 100644
--- a/samples/ftrace/ftrace-direct-multi-modify.c
+++ b/samples/ftrace/ftrace-direct-multi-modify.c
@@ -158,8 +158,8 @@ asm (
" move $a0, $t0\n"
" bl my_direct_func1\n"
" ld.d $a0, $sp, 0\n"
-" ld.d $t0, $sp, 8\n"
-" ld.d $ra, $sp, 16\n"
+" ld.d $ra, $sp, 8\n"
+" ld.d $t0, $sp, 16\n"
" addi.d $sp, $sp, 32\n"
" jr $t0\n"
" .size my_tramp1, .-my_tramp1\n"
@@ -174,8 +174,8 @@ asm (
" move $a0, $t0\n"
" bl my_direct_func2\n"
" ld.d $a0, $sp, 0\n"
-" ld.d $t0, $sp, 8\n"
-" ld.d $ra, $sp, 16\n"
+" ld.d $ra, $sp, 8\n"
+" ld.d $t0, $sp, 16\n"
" addi.d $sp, $sp, 32\n"
" jr $t0\n"
" .size my_tramp2, .-my_tramp2\n"
diff --git a/samples/ftrace/ftrace-direct-multi.c b/samples/ftrace/ftrace-direct-multi.c
index 9243dbfe4d0c..1cca7c4fb18d 100644
--- a/samples/ftrace/ftrace-direct-multi.c
+++ b/samples/ftrace/ftrace-direct-multi.c
@@ -106,8 +106,8 @@ asm (
" move $a0, $t0\n"
" bl my_direct_func\n"
" ld.d $a0, $sp, 0\n"
-" ld.d $t0, $sp, 8\n"
-" ld.d $ra, $sp, 16\n"
+" ld.d $ra, $sp, 8\n"
+" ld.d $t0, $sp, 16\n"
" addi.d $sp, $sp, 32\n"
" jr $t0\n"
" .size my_tramp, .-my_tramp\n"
diff --git a/samples/ftrace/ftrace-direct-too.c b/samples/ftrace/ftrace-direct-too.c
index e39c3563ae4e..f7b2bdee6ce8 100644
--- a/samples/ftrace/ftrace-direct-too.c
+++ b/samples/ftrace/ftrace-direct-too.c
@@ -115,8 +115,8 @@ asm (
" ld.d $a0, $sp, 0\n"
" ld.d $a1, $sp, 8\n"
" ld.d $a2, $sp, 16\n"
-" ld.d $t0, $sp, 24\n"
-" ld.d $ra, $sp, 32\n"
+" ld.d $ra, $sp, 24\n"
+" ld.d $t0, $sp, 32\n"
" addi.d $sp, $sp, 48\n"
" jr $t0\n"
" .size my_tramp, .-my_tramp\n"
diff --git a/samples/ftrace/ftrace-direct.c b/samples/ftrace/ftrace-direct.c
index 32c477da1e9a..2f43f2997b34 100644
--- a/samples/ftrace/ftrace-direct.c
+++ b/samples/ftrace/ftrace-direct.c
@@ -100,8 +100,8 @@ asm (
" st.d $ra, $sp, 16\n"
" bl my_direct_func\n"
" ld.d $a0, $sp, 0\n"
-" ld.d $t0, $sp, 8\n"
-" ld.d $ra, $sp, 16\n"
+" ld.d $ra, $sp, 8\n"
+" ld.d $t0, $sp, 16\n"
" addi.d $sp, $sp, 32\n"
" jr $t0\n"
" .size my_tramp, .-my_tramp\n"
diff --git a/samples/vfs/test-statx.c b/samples/vfs/test-statx.c
index 49c7a46cee07..424a6fa15723 100644
--- a/samples/vfs/test-statx.c
+++ b/samples/vfs/test-statx.c
@@ -19,6 +19,12 @@
#include <time.h>
#include <sys/syscall.h>
#include <sys/types.h>
+
+// Work around glibc header silliness
+#undef AT_RENAME_NOREPLACE
+#undef AT_RENAME_EXCHANGE
+#undef AT_RENAME_WHITEOUT
+
#include <linux/stat.h>
#include <linux/fcntl.h>
#define statx foo
diff --git a/samples/watch_queue/watch_test.c b/samples/watch_queue/watch_test.c
index 8c6cb57d5cfc..24cf7d7a1972 100644
--- a/samples/watch_queue/watch_test.c
+++ b/samples/watch_queue/watch_test.c
@@ -16,6 +16,12 @@
#include <errno.h>
#include <sys/ioctl.h>
#include <limits.h>
+
+// Work around glibc header silliness
+#undef AT_RENAME_NOREPLACE
+#undef AT_RENAME_EXCHANGE
+#undef AT_RENAME_WHITEOUT
+
#include <linux/watch_queue.h>
#include <linux/unistd.h>
#include <linux/keyctl.h>
diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index 0afd75472679..3e8b069a04ff 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -96,7 +96,7 @@ endif
# Don't stop modules_install even if we can't sign external modules.
#
ifeq ($(filter pkcs11:%, $(CONFIG_MODULE_SIG_KEY)),)
-sig-key := $(if $(wildcard $(CONFIG_MODULE_SIG_KEY)),,$(srctree)/)$(CONFIG_MODULE_SIG_KEY)
+sig-key := $(if $(wildcard $(CONFIG_MODULE_SIG_KEY)),,$(objtree)/)$(CONFIG_MODULE_SIG_KEY)
else
sig-key := $(CONFIG_MODULE_SIG_KEY)
endif
diff --git a/security/integrity/ima/ima_policy.c b/security/integrity/ima/ima_policy.c
index f3f46c6186c0..afbf963cb748 100644
--- a/security/integrity/ima/ima_policy.c
+++ b/security/integrity/ima/ima_policy.c
@@ -672,7 +672,7 @@ static bool ima_match_rules(struct ima_rule_entry *rule,
goto retry;
}
}
- if (!rc) {
+ if (rc <= 0) {
result = false;
goto out;
}
diff --git a/security/keys/trusted-keys/trusted_tpm2.c b/security/keys/trusted-keys/trusted_tpm2.c
index ea277c55a38d..190dd32f8113 100644
--- a/security/keys/trusted-keys/trusted_tpm2.c
+++ b/security/keys/trusted-keys/trusted_tpm2.c
@@ -375,6 +375,7 @@ static int tpm2_load_cmd(struct tpm_chip *chip,
struct trusted_key_options *options,
u32 *blob_handle)
{
+ u8 *blob_ref __free(kfree) = NULL;
struct tpm_buf buf;
unsigned int private_len;
unsigned int public_len;
@@ -388,6 +389,9 @@ static int tpm2_load_cmd(struct tpm_chip *chip,
/* old form */
blob = payload->blob;
payload->old_format = 1;
+ } else {
+ /* Bind for cleanup: */
+ blob_ref = blob;
}
/* new format carries keyhandle but old format doesn't */
@@ -446,8 +450,6 @@ static int tpm2_load_cmd(struct tpm_chip *chip,
(__be32 *) &buf.data[TPM_HEADER_SIZE]);
out:
- if (blob != payload->blob)
- kfree(blob);
tpm_buf_destroy(&buf);
if (rc > 0)
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index d272cf8160d5..8d38f4a81317 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -3687,8 +3687,8 @@ static int smack_setprocattr(const char *name, void *value, size_t size)
struct task_smack *tsp = smack_cred(current_cred());
struct cred *new;
struct smack_known *skp;
- struct smack_known_list_elem *sklep;
- int rc;
+ char *labelstr;
+ int rc = 0;
if (!smack_privileged(CAP_MAC_ADMIN) && list_empty(&tsp->smk_relabel))
return -EPERM;
@@ -3699,28 +3699,41 @@ static int smack_setprocattr(const char *name, void *value, size_t size)
if (strcmp(name, "current") != 0)
return -EINVAL;
- skp = smk_import_entry(value, size);
- if (IS_ERR(skp))
- return PTR_ERR(skp);
+ labelstr = smk_parse_smack(value, size);
+ if (IS_ERR(labelstr))
+ return PTR_ERR(labelstr);
/*
* No process is ever allowed the web ("@") label
* and the star ("*") label.
*/
- if (skp == &smack_known_web || skp == &smack_known_star)
- return -EINVAL;
+ if (labelstr[1] == '\0' /* '@', '*' */) {
+ const char c = labelstr[0];
+
+ if (c == *smack_known_web.smk_known ||
+ c == *smack_known_star.smk_known) {
+ rc = -EPERM;
+ goto free_labelstr;
+ }
+ }
if (!smack_privileged(CAP_MAC_ADMIN)) {
- rc = -EPERM;
+ const struct smack_known_list_elem *sklep;
list_for_each_entry(sklep, &tsp->smk_relabel, list)
- if (sklep->smk_label == skp) {
- rc = 0;
- break;
- }
- if (rc)
- return rc;
+ if (strcmp(sklep->smk_label->smk_known, labelstr) == 0)
+ goto free_labelstr;
+ rc = -EPERM;
}
+free_labelstr:
+ kfree(labelstr);
+ if (rc)
+ return -EPERM;
+
+ skp = smk_import_entry(value, size);
+ if (IS_ERR(skp))
+ return PTR_ERR(skp);
+
new = prepare_creds();
if (new == NULL)
return -ENOMEM;
diff --git a/sound/firewire/dice/dice-extension.c b/sound/firewire/dice/dice-extension.c
index 02f4a8318e38..48bfb3ad93ce 100644
--- a/sound/firewire/dice/dice-extension.c
+++ b/sound/firewire/dice/dice-extension.c
@@ -116,7 +116,7 @@ static int detect_stream_formats(struct snd_dice *dice, u64 section_addr)
break;
base_offset += EXT_APP_STREAM_ENTRIES;
- stream_count = be32_to_cpu(reg[0]);
+ stream_count = min_t(unsigned int, be32_to_cpu(reg[0]), MAX_STREAMS);
err = read_stream_entries(dice, section_addr, base_offset,
stream_count, mode,
dice->tx_pcm_chs,
@@ -125,7 +125,7 @@ static int detect_stream_formats(struct snd_dice *dice, u64 section_addr)
break;
base_offset += stream_count * EXT_APP_STREAM_ENTRY_SIZE;
- stream_count = be32_to_cpu(reg[1]);
+ stream_count = min_t(unsigned int, be32_to_cpu(reg[1]), MAX_STREAMS);
err = read_stream_entries(dice, section_addr, base_offset,
stream_count,
mode, dice->rx_pcm_chs,
diff --git a/sound/firewire/motu/motu-hwdep.c b/sound/firewire/motu/motu-hwdep.c
index a220ac0c8eb8..8519a9f9ce2c 100644
--- a/sound/firewire/motu/motu-hwdep.c
+++ b/sound/firewire/motu/motu-hwdep.c
@@ -75,7 +75,7 @@ static long hwdep_read(struct snd_hwdep *hwdep, char __user *buf, long count,
while (consumed < count &&
snd_motu_register_dsp_message_parser_copy_event(motu, &ev)) {
ptr = (u32 __user *)(buf + consumed);
- if (put_user(ev, ptr))
+ if (consumed + sizeof(ev) > count || put_user(ev, ptr))
return -EFAULT;
consumed += sizeof(ev);
}
@@ -83,10 +83,11 @@ static long hwdep_read(struct snd_hwdep *hwdep, char __user *buf, long count,
event.motu_register_dsp_change.type = SNDRV_FIREWIRE_EVENT_MOTU_REGISTER_DSP_CHANGE;
event.motu_register_dsp_change.count =
(consumed - sizeof(event.motu_register_dsp_change)) / 4;
- if (copy_to_user(buf, &event, sizeof(event.motu_register_dsp_change)))
+ if (copy_to_user(buf, &event,
+ min_t(long, count, sizeof(event.motu_register_dsp_change))))
return -EFAULT;
- count = consumed;
+ count = min_t(long, count, consumed);
} else {
spin_unlock_irq(&motu->lock);
diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
index e6e46a0266b0..621ab420a60f 100644
--- a/sound/isa/wavefront/wavefront.c
+++ b/sound/isa/wavefront/wavefront.c
@@ -140,7 +140,7 @@ snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *c
err = pnp_activate_dev(pdev);
if (err < 0) {
- snd_printk(KERN_ERR "PnP WSS pnp configure failure\n");
+ dev_err(&pdev->dev, "PnP WSS pnp configure failure\n");
return err;
}
@@ -156,7 +156,7 @@ snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *c
err = pnp_activate_dev(pdev);
if (err < 0) {
- snd_printk(KERN_ERR "PnP ICS2115 pnp configure failure\n");
+ dev_err(&pdev->dev, "PnP ICS2115 pnp configure failure\n");
return err;
}
@@ -174,26 +174,27 @@ snd_wavefront_pnp (int dev, snd_wavefront_card_t *acard, struct pnp_card_link *c
err = pnp_activate_dev(pdev);
if (err < 0) {
- snd_printk(KERN_ERR "PnP MPU401 pnp configure failure\n");
+ dev_err(&pdev->dev, "PnP MPU401 pnp configure failure\n");
cs4232_mpu_port[dev] = SNDRV_AUTO_PORT;
} else {
cs4232_mpu_port[dev] = pnp_port_start(pdev, 0);
cs4232_mpu_irq[dev] = pnp_irq(pdev, 0);
}
- snd_printk (KERN_INFO "CS4232 MPU: port=0x%lx, irq=%i\n",
- cs4232_mpu_port[dev],
- cs4232_mpu_irq[dev]);
+ dev_info(&pdev->dev, "CS4232 MPU: port=0x%lx, irq=%i\n",
+ cs4232_mpu_port[dev],
+ cs4232_mpu_irq[dev]);
}
- snd_printdd ("CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n",
- cs4232_pcm_port[dev],
- fm_port[dev],
- dma1[dev],
- dma2[dev],
- cs4232_pcm_irq[dev],
- ics2115_port[dev],
- ics2115_irq[dev]);
+ dev_dbg(&pdev->dev,
+ "CS4232: pcm port=0x%lx, fm port=0x%lx, dma1=%i, dma2=%i, irq=%i\nICS2115: port=0x%lx, irq=%i\n",
+ cs4232_pcm_port[dev],
+ fm_port[dev],
+ dma1[dev],
+ dma2[dev],
+ cs4232_pcm_irq[dev],
+ ics2115_port[dev],
+ ics2115_irq[dev]);
return 0;
}
@@ -251,7 +252,7 @@ static struct snd_hwdep *snd_wavefront_new_fx(struct snd_card *card,
struct snd_hwdep *fx_processor;
if (snd_wavefront_fx_start (&acard->wavefront)) {
- snd_printk (KERN_ERR "cannot initialize YSS225 FX processor");
+ dev_err(card->dev, "cannot initialize YSS225 FX processor");
return NULL;
}
@@ -282,7 +283,7 @@ static struct snd_rawmidi *snd_wavefront_new_midi(struct snd_card *card,
first = 0;
acard->wavefront.midi.base = port;
if (snd_wavefront_midi_start (acard)) {
- snd_printk (KERN_ERR "cannot initialize MIDI interface\n");
+ dev_err(card->dev, "cannot initialize MIDI interface\n");
return NULL;
}
}
@@ -349,7 +350,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
cs4232_pcm_irq[dev], dma1[dev], dma2[dev],
WSS_HW_DETECT, 0, &chip);
if (err < 0) {
- snd_printk(KERN_ERR "can't allocate WSS device\n");
+ dev_err(card->dev, "can't allocate WSS device\n");
return err;
}
@@ -369,7 +370,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
err = snd_opl3_create(card, fm_port[dev], fm_port[dev] + 2,
OPL3_HW_OPL3_CS, 0, &opl3);
if (err < 0) {
- snd_printk (KERN_ERR "can't allocate or detect OPL3 synth\n");
+ dev_err(card->dev, "can't allocate or detect OPL3 synth\n");
return err;
}
@@ -385,14 +386,14 @@ snd_wavefront_probe (struct snd_card *card, int dev)
devm_request_region(card->dev, ics2115_port[dev], 16,
"ICS2115");
if (acard->wavefront.res_base == NULL) {
- snd_printk(KERN_ERR "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n",
- ics2115_port[dev], ics2115_port[dev] + 16 - 1);
+ dev_err(card->dev, "unable to grab ICS2115 i/o region 0x%lx-0x%lx\n",
+ ics2115_port[dev], ics2115_port[dev] + 16 - 1);
return -EBUSY;
}
if (devm_request_irq(card->dev, ics2115_irq[dev],
snd_wavefront_ics2115_interrupt,
0, "ICS2115", acard)) {
- snd_printk(KERN_ERR "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
+ dev_err(card->dev, "unable to use ICS2115 IRQ %d\n", ics2115_irq[dev]);
return -EBUSY;
}
@@ -402,7 +403,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
wavefront_synth = snd_wavefront_new_synth(card, hw_dev, acard);
if (wavefront_synth == NULL) {
- snd_printk (KERN_ERR "can't create WaveFront synth device\n");
+ dev_err(card->dev, "can't create WaveFront synth device\n");
return -ENOMEM;
}
@@ -414,7 +415,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
err = snd_wss_mixer(chip);
if (err < 0) {
- snd_printk (KERN_ERR "can't allocate mixer device\n");
+ dev_err(card->dev, "can't allocate mixer device\n");
return err;
}
@@ -425,7 +426,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
cs4232_mpu_port[dev], 0,
cs4232_mpu_irq[dev], NULL);
if (err < 0) {
- snd_printk (KERN_ERR "can't allocate CS4232 MPU-401 device\n");
+ dev_err(card->dev, "can't allocate CS4232 MPU-401 device\n");
return err;
}
midi_dev++;
@@ -441,7 +442,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
ics2115_port[dev],
internal_mpu);
if (ics2115_internal_rmidi == NULL) {
- snd_printk (KERN_ERR "can't setup ICS2115 internal MIDI device\n");
+ dev_err(card->dev, "can't setup ICS2115 internal MIDI device\n");
return -ENOMEM;
}
midi_dev++;
@@ -457,7 +458,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
ics2115_port[dev],
external_mpu);
if (ics2115_external_rmidi == NULL) {
- snd_printk (KERN_ERR "can't setup ICS2115 external MIDI device\n");
+ dev_err(card->dev, "can't setup ICS2115 external MIDI device\n");
return -ENOMEM;
}
midi_dev++;
@@ -471,7 +472,7 @@ snd_wavefront_probe (struct snd_card *card, int dev)
acard,
ics2115_port[dev]);
if (fx_processor == NULL) {
- snd_printk (KERN_ERR "can't setup FX device\n");
+ dev_err(card->dev, "can't setup FX device\n");
return -ENOMEM;
}
@@ -525,11 +526,11 @@ static int snd_wavefront_isa_match(struct device *pdev,
return 0;
#endif
if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
- snd_printk(KERN_ERR "specify CS4232 port\n");
+ dev_err(pdev, "specify CS4232 port\n");
return 0;
}
if (ics2115_port[dev] == SNDRV_AUTO_PORT) {
- snd_printk(KERN_ERR "specify ICS2115 port\n");
+ dev_err(pdev, "specify ICS2115 port\n");
return 0;
}
return 1;
@@ -585,7 +586,7 @@ static int snd_wavefront_pnp_detect(struct pnp_card_link *pcard,
if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) {
if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {
- snd_printk (KERN_ERR "isapnp detection failed\n");
+ dev_err(card->dev, "isapnp detection failed\n");
return -ENODEV;
}
}
diff --git a/sound/isa/wavefront/wavefront_fx.c b/sound/isa/wavefront/wavefront_fx.c
index 3c21324b2a0e..77e56fc92c5e 100644
--- a/sound/isa/wavefront/wavefront_fx.c
+++ b/sound/isa/wavefront/wavefront_fx.c
@@ -38,7 +38,7 @@ wavefront_fx_idle (snd_wavefront_t *dev)
}
if (x & 0x80) {
- snd_printk ("FX device never idle.\n");
+ dev_err(dev->card->dev, "FX device never idle.\n");
return 0;
}
@@ -64,14 +64,14 @@ wavefront_fx_memset (snd_wavefront_t *dev,
unsigned short *data)
{
if (page < 0 || page > 7) {
- snd_printk ("FX memset: "
- "page must be >= 0 and <= 7\n");
+ dev_err(dev->card->dev,
+ "FX memset: page must be >= 0 and <= 7\n");
return -EINVAL;
}
if (addr < 0 || addr > 0x7f) {
- snd_printk ("FX memset: "
- "addr must be >= 0 and <= 7f\n");
+ dev_err(dev->card->dev,
+ "FX memset: addr must be >= 0 and <= 7f\n");
return -EINVAL;
}
@@ -83,7 +83,7 @@ wavefront_fx_memset (snd_wavefront_t *dev,
outb ((data[0] >> 8), dev->fx_dsp_msb);
outb ((data[0] & 0xff), dev->fx_dsp_lsb);
- snd_printk ("FX: addr %d:%x set to 0x%x\n",
+ dev_err(dev->card->dev, "FX: addr %d:%x set to 0x%x\n",
page, addr, data[0]);
} else {
@@ -102,9 +102,9 @@ wavefront_fx_memset (snd_wavefront_t *dev,
}
if (i != cnt) {
- snd_printk ("FX memset "
- "(0x%x, 0x%x, 0x%lx, %d) incomplete\n",
- page, addr, (unsigned long) data, cnt);
+ dev_err(dev->card->dev,
+ "FX memset (0x%x, 0x%x, 0x%lx, %d) incomplete\n",
+ page, addr, (unsigned long) data, cnt);
return -EIO;
}
}
@@ -123,7 +123,7 @@ snd_wavefront_fx_detect (snd_wavefront_t *dev)
*/
if (inb (dev->fx_status) & 0x80) {
- snd_printk ("Hmm, probably a Maui or Tropez.\n");
+ dev_err(dev->card->dev, "Hmm, probably a Maui or Tropez.\n");
return -1;
}
@@ -180,15 +180,15 @@ snd_wavefront_fx_ioctl (struct snd_hwdep *sdev, struct file *file,
case WFFX_MEMSET:
if (r.data[2] <= 0) {
- snd_printk ("cannot write "
- "<= 0 bytes to FX\n");
+ dev_err(dev->card->dev,
+ "cannot write <= 0 bytes to FX\n");
return -EIO;
} else if (r.data[2] == 1) {
pd = (unsigned short *) &r.data[3];
} else {
if (r.data[2] > 256) {
- snd_printk ("cannot write "
- "> 512 bytes to FX\n");
+ dev_err(dev->card->dev,
+ "cannot write > 512 bytes to FX\n");
return -EIO;
}
page_data = memdup_user((unsigned char __user *)
@@ -208,8 +208,8 @@ snd_wavefront_fx_ioctl (struct snd_hwdep *sdev, struct file *file,
break;
default:
- snd_printk ("FX: ioctl %d not yet supported\n",
- r.request);
+ dev_err(dev->card->dev, "FX: ioctl %d not yet supported\n",
+ r.request);
return -ENOTTY;
}
return err;
@@ -254,8 +254,8 @@ snd_wavefront_fx_start (snd_wavefront_t *dev)
goto out;
}
} else {
- snd_printk(KERN_ERR "invalid address"
- " in register data\n");
+ dev_err(dev->card->dev,
+ "invalid address in register data\n");
err = -1;
goto out;
}
diff --git a/sound/isa/wavefront/wavefront_midi.c b/sound/isa/wavefront/wavefront_midi.c
index 72e775ac7ad7..b9593b481396 100644
--- a/sound/isa/wavefront/wavefront_midi.c
+++ b/sound/isa/wavefront/wavefront_midi.c
@@ -113,7 +113,6 @@ static void snd_wavefront_midi_output_write(snd_wavefront_card_t *card)
{
snd_wavefront_midi_t *midi = &card->wavefront.midi;
snd_wavefront_mpu_id mpu;
- unsigned long flags;
unsigned char midi_byte;
int max = 256, mask = 1;
int timeout;
@@ -142,11 +141,9 @@ static void snd_wavefront_midi_output_write(snd_wavefront_card_t *card)
break;
}
- spin_lock_irqsave (&midi->virtual, flags);
- if ((midi->mode[midi->output_mpu] & MPU401_MODE_OUTPUT) == 0) {
- spin_unlock_irqrestore (&midi->virtual, flags);
+ guard(spinlock_irqsave)(&midi->virtual);
+ if ((midi->mode[midi->output_mpu] & MPU401_MODE_OUTPUT) == 0)
goto __second;
- }
if (output_ready (midi)) {
if (snd_rawmidi_transmit(midi->substream_output[midi->output_mpu], &midi_byte, 1) == 1) {
if (!midi->isvirtual ||
@@ -160,14 +157,11 @@ static void snd_wavefront_midi_output_write(snd_wavefront_card_t *card)
del_timer(&midi->timer);
}
midi->mode[midi->output_mpu] &= ~MPU401_MODE_OUTPUT_TRIGGER;
- spin_unlock_irqrestore (&midi->virtual, flags);
goto __second;
}
} else {
- spin_unlock_irqrestore (&midi->virtual, flags);
return;
}
- spin_unlock_irqrestore (&midi->virtual, flags);
}
__second:
@@ -185,15 +179,13 @@ static void snd_wavefront_midi_output_write(snd_wavefront_card_t *card)
break;
}
- spin_lock_irqsave (&midi->virtual, flags);
+ guard(spinlock_irqsave)(&midi->virtual);
if (!midi->isvirtual)
mask = 0;
mpu = midi->output_mpu ^ mask;
mask = 0; /* don't invert the value from now */
- if ((midi->mode[mpu] & MPU401_MODE_OUTPUT) == 0) {
- spin_unlock_irqrestore (&midi->virtual, flags);
+ if ((midi->mode[mpu] & MPU401_MODE_OUTPUT) == 0)
return;
- }
if (snd_rawmidi_transmit_empty(midi->substream_output[mpu]))
goto __timer;
if (output_ready (midi)) {
@@ -215,20 +207,16 @@ static void snd_wavefront_midi_output_write(snd_wavefront_card_t *card)
del_timer(&midi->timer);
}
midi->mode[mpu] &= ~MPU401_MODE_OUTPUT_TRIGGER;
- spin_unlock_irqrestore (&midi->virtual, flags);
return;
}
} else {
- spin_unlock_irqrestore (&midi->virtual, flags);
return;
}
- spin_unlock_irqrestore (&midi->virtual, flags);
}
}
static int snd_wavefront_midi_input_open(struct snd_rawmidi_substream *substream)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
snd_wavefront_mpu_id mpu;
@@ -243,17 +231,15 @@ static int snd_wavefront_midi_input_open(struct snd_rawmidi_substream *substream
if (!midi)
return -EIO;
- spin_lock_irqsave (&midi->open, flags);
+ guard(spinlock_irqsave)(&midi->open);
midi->mode[mpu] |= MPU401_MODE_INPUT;
midi->substream_input[mpu] = substream;
- spin_unlock_irqrestore (&midi->open, flags);
return 0;
}
static int snd_wavefront_midi_output_open(struct snd_rawmidi_substream *substream)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
snd_wavefront_mpu_id mpu;
@@ -268,17 +254,15 @@ static int snd_wavefront_midi_output_open(struct snd_rawmidi_substream *substrea
if (!midi)
return -EIO;
- spin_lock_irqsave (&midi->open, flags);
+ guard(spinlock_irqsave)(&midi->open);
midi->mode[mpu] |= MPU401_MODE_OUTPUT;
midi->substream_output[mpu] = substream;
- spin_unlock_irqrestore (&midi->open, flags);
return 0;
}
static int snd_wavefront_midi_input_close(struct snd_rawmidi_substream *substream)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
snd_wavefront_mpu_id mpu;
@@ -293,16 +277,15 @@ static int snd_wavefront_midi_input_close(struct snd_rawmidi_substream *substrea
if (!midi)
return -EIO;
- spin_lock_irqsave (&midi->open, flags);
+ guard(spinlock_irqsave)(&midi->open);
+ midi->substream_input[mpu] = NULL;
midi->mode[mpu] &= ~MPU401_MODE_INPUT;
- spin_unlock_irqrestore (&midi->open, flags);
return 0;
}
static int snd_wavefront_midi_output_close(struct snd_rawmidi_substream *substream)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
snd_wavefront_mpu_id mpu;
@@ -317,15 +300,14 @@ static int snd_wavefront_midi_output_close(struct snd_rawmidi_substream *substre
if (!midi)
return -EIO;
- spin_lock_irqsave (&midi->open, flags);
+ guard(spinlock_irqsave)(&midi->open);
+ midi->substream_output[mpu] = NULL;
midi->mode[mpu] &= ~MPU401_MODE_OUTPUT;
- spin_unlock_irqrestore (&midi->open, flags);
return 0;
}
static void snd_wavefront_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
snd_wavefront_mpu_id mpu;
@@ -341,30 +323,27 @@ static void snd_wavefront_midi_input_trigger(struct snd_rawmidi_substream *subst
if (!midi)
return;
- spin_lock_irqsave (&midi->virtual, flags);
+ guard(spinlock_irqsave)(&midi->virtual);
if (up) {
midi->mode[mpu] |= MPU401_MODE_INPUT_TRIGGER;
} else {
midi->mode[mpu] &= ~MPU401_MODE_INPUT_TRIGGER;
}
- spin_unlock_irqrestore (&midi->virtual, flags);
}
static void snd_wavefront_midi_output_timer(struct timer_list *t)
{
snd_wavefront_midi_t *midi = from_timer(midi, t, timer);
snd_wavefront_card_t *card = midi->timer_card;
- unsigned long flags;
- spin_lock_irqsave (&midi->virtual, flags);
- mod_timer(&midi->timer, 1 + jiffies);
- spin_unlock_irqrestore (&midi->virtual, flags);
+ scoped_guard(spinlock_irqsave, &midi->virtual) {
+ mod_timer(&midi->timer, 1 + jiffies);
+ }
snd_wavefront_midi_output_write(card);
}
static void snd_wavefront_midi_output_trigger(struct snd_rawmidi_substream *substream, int up)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
snd_wavefront_mpu_id mpu;
@@ -380,22 +359,22 @@ static void snd_wavefront_midi_output_trigger(struct snd_rawmidi_substream *subs
if (!midi)
return;
- spin_lock_irqsave (&midi->virtual, flags);
- if (up) {
- if ((midi->mode[mpu] & MPU401_MODE_OUTPUT_TRIGGER) == 0) {
- if (!midi->istimer) {
- timer_setup(&midi->timer,
- snd_wavefront_midi_output_timer,
- 0);
- mod_timer(&midi->timer, 1 + jiffies);
+ scoped_guard(spinlock_irqsave, &midi->virtual) {
+ if (up) {
+ if ((midi->mode[mpu] & MPU401_MODE_OUTPUT_TRIGGER) == 0) {
+ if (!midi->istimer) {
+ timer_setup(&midi->timer,
+ snd_wavefront_midi_output_timer,
+ 0);
+ mod_timer(&midi->timer, 1 + jiffies);
+ }
+ midi->istimer++;
+ midi->mode[mpu] |= MPU401_MODE_OUTPUT_TRIGGER;
}
- midi->istimer++;
- midi->mode[mpu] |= MPU401_MODE_OUTPUT_TRIGGER;
+ } else {
+ midi->mode[mpu] &= ~MPU401_MODE_OUTPUT_TRIGGER;
}
- } else {
- midi->mode[mpu] &= ~MPU401_MODE_OUTPUT_TRIGGER;
}
- spin_unlock_irqrestore (&midi->virtual, flags);
if (up)
snd_wavefront_midi_output_write((snd_wavefront_card_t *)substream->rmidi->card->private_data);
@@ -405,7 +384,6 @@ void
snd_wavefront_midi_interrupt (snd_wavefront_card_t *card)
{
- unsigned long flags;
snd_wavefront_midi_t *midi;
static struct snd_rawmidi_substream *substream = NULL;
static int mpu = external_mpu;
@@ -419,37 +397,37 @@ snd_wavefront_midi_interrupt (snd_wavefront_card_t *card)
return;
}
- spin_lock_irqsave (&midi->virtual, flags);
- while (--max) {
-
- if (input_avail (midi)) {
- byte = read_data (midi);
-
- if (midi->isvirtual) {
- if (byte == WF_EXTERNAL_SWITCH) {
- substream = midi->substream_input[external_mpu];
- mpu = external_mpu;
- } else if (byte == WF_INTERNAL_SWITCH) {
- substream = midi->substream_output[internal_mpu];
+ scoped_guard(spinlock_irqsave, &midi->virtual) {
+ while (--max) {
+
+ if (input_avail(midi)) {
+ byte = read_data(midi);
+
+ if (midi->isvirtual) {
+ if (byte == WF_EXTERNAL_SWITCH) {
+ substream = midi->substream_input[external_mpu];
+ mpu = external_mpu;
+ } else if (byte == WF_INTERNAL_SWITCH) {
+ substream = midi->substream_output[internal_mpu];
+ mpu = internal_mpu;
+ } /* else just leave it as it is */
+ } else {
+ substream = midi->substream_input[internal_mpu];
mpu = internal_mpu;
- } /* else just leave it as it is */
- } else {
- substream = midi->substream_input[internal_mpu];
- mpu = internal_mpu;
- }
+ }
- if (substream == NULL) {
- continue;
- }
+ if (substream == NULL) {
+ continue;
+ }
- if (midi->mode[mpu] & MPU401_MODE_INPUT_TRIGGER) {
- snd_rawmidi_receive(substream, &byte, 1);
+ if (midi->mode[mpu] & MPU401_MODE_INPUT_TRIGGER) {
+ snd_rawmidi_receive(substream, &byte, 1);
+ }
+ } else {
+ break;
}
- } else {
- break;
}
- }
- spin_unlock_irqrestore (&midi->virtual, flags);
+ }
snd_wavefront_midi_output_write(card);
}
@@ -471,13 +449,10 @@ void
snd_wavefront_midi_disable_virtual (snd_wavefront_card_t *card)
{
- unsigned long flags;
-
- spin_lock_irqsave (&card->wavefront.midi.virtual, flags);
+ guard(spinlock_irqsave)(&card->wavefront.midi.virtual);
// snd_wavefront_midi_input_close (card->ics2115_external_rmidi);
// snd_wavefront_midi_output_close (card->ics2115_external_rmidi);
card->wavefront.midi.isvirtual = 0;
- spin_unlock_irqrestore (&card->wavefront.midi.virtual, flags);
}
int
@@ -501,7 +476,8 @@ snd_wavefront_midi_start (snd_wavefront_card_t *card)
for (i = 0; i < 30000 && !output_ready (midi); i++);
if (!output_ready (midi)) {
- snd_printk ("MIDI interface not ready for command\n");
+ dev_err(card->wavefront.card->dev,
+ "MIDI interface not ready for command\n");
return -1;
}
@@ -523,7 +499,8 @@ snd_wavefront_midi_start (snd_wavefront_card_t *card)
}
if (!ok) {
- snd_printk ("cannot set UART mode for MIDI interface");
+ dev_err(card->wavefront.card->dev,
+ "cannot set UART mode for MIDI interface");
dev->interrupts_are_midi = 0;
return -1;
}
@@ -531,7 +508,8 @@ snd_wavefront_midi_start (snd_wavefront_card_t *card)
/* Route external MIDI to WaveFront synth (by default) */
if (snd_wavefront_cmd (dev, WFC_MISYNTH_ON, rbuf, wbuf)) {
- snd_printk ("can't enable MIDI-IN-2-synth routing.\n");
+ dev_warn(card->wavefront.card->dev,
+ "can't enable MIDI-IN-2-synth routing.\n");
/* XXX error ? */
}
@@ -547,14 +525,16 @@ snd_wavefront_midi_start (snd_wavefront_card_t *card)
*/
if (snd_wavefront_cmd (dev, WFC_VMIDI_OFF, rbuf, wbuf)) {
- snd_printk ("virtual MIDI mode not disabled\n");
+ dev_warn(card->wavefront.card->dev,
+ "virtual MIDI mode not disabled\n");
return 0; /* We're OK, but missing the external MIDI dev */
}
snd_wavefront_midi_enable_virtual (card);
if (snd_wavefront_cmd (dev, WFC_VMIDI_ON, rbuf, wbuf)) {
- snd_printk ("cannot enable virtual MIDI mode.\n");
+ dev_warn(card->wavefront.card->dev,
+ "cannot enable virtual MIDI mode.\n");
snd_wavefront_midi_disable_virtual (card);
}
return 0;
diff --git a/sound/isa/wavefront/wavefront_synth.c b/sound/isa/wavefront/wavefront_synth.c
index 13ce96148fa3..0d78533e1cfd 100644
--- a/sound/isa/wavefront/wavefront_synth.c
+++ b/sound/isa/wavefront/wavefront_synth.c
@@ -116,7 +116,7 @@ MODULE_PARM_DESC(osrun_time, "how many seconds to wait for the ICS2115 OS");
#define DPRINT(cond, ...) \
if ((dev->debug & (cond)) == (cond)) { \
- snd_printk (__VA_ARGS__); \
+ pr_debug(__VA_ARGS__); \
}
#else
#define DPRINT(cond, args...)
@@ -341,7 +341,7 @@ snd_wavefront_cmd (snd_wavefront_t *dev,
wfcmd = wavefront_get_command(cmd);
if (!wfcmd) {
- snd_printk ("command 0x%x not supported.\n",
+ dev_err(dev->card->dev, "command 0x%x not supported.\n",
cmd);
return 1;
}
@@ -623,7 +623,7 @@ wavefront_get_sample_status (snd_wavefront_t *dev, int assume_rom)
/* check sample status */
if (snd_wavefront_cmd (dev, WFC_GET_NSAMPLES, rbuf, wbuf)) {
- snd_printk ("cannot request sample count.\n");
+ dev_err(dev->card->dev, "cannot request sample count.\n");
return -1;
}
@@ -635,8 +635,8 @@ wavefront_get_sample_status (snd_wavefront_t *dev, int assume_rom)
wbuf[1] = i >> 7;
if (snd_wavefront_cmd (dev, WFC_IDENTIFY_SAMPLE_TYPE, rbuf, wbuf)) {
- snd_printk(KERN_WARNING "cannot identify sample "
- "type of slot %d\n", i);
+ dev_warn(dev->card->dev,
+ "cannot identify sample type of slot %d\n", i);
dev->sample_status[i] = WF_ST_EMPTY;
continue;
}
@@ -661,9 +661,9 @@ wavefront_get_sample_status (snd_wavefront_t *dev, int assume_rom)
break;
default:
- snd_printk ("unknown sample type for "
- "slot %d (0x%x)\n",
- i, rbuf[0]);
+ dev_err(dev->card->dev,
+ "unknown sample type for slot %d (0x%x)\n",
+ i, rbuf[0]);
}
if (rbuf[0] != WF_ST_EMPTY) {
@@ -671,9 +671,10 @@ wavefront_get_sample_status (snd_wavefront_t *dev, int assume_rom)
}
}
- snd_printk ("%d samples used (%d real, %d aliases, %d multi), "
- "%d empty\n", dev->samples_used, sc_real, sc_alias, sc_multi,
- WF_MAX_SAMPLE - dev->samples_used);
+ dev_info(dev->card->dev,
+ "%d samples used (%d real, %d aliases, %d multi), %d empty\n",
+ dev->samples_used, sc_real, sc_alias, sc_multi,
+ WF_MAX_SAMPLE - dev->samples_used);
return (0);
@@ -706,8 +707,8 @@ wavefront_get_patch_status (snd_wavefront_t *dev)
} else if (x == 3) { /* Bad patch number */
dev->patch_status[i] = 0;
} else {
- snd_printk ("upload patch "
- "error 0x%x\n", x);
+ dev_err(dev->card->dev,
+ "upload patch error 0x%x\n", x);
dev->patch_status[i] = 0;
return 1;
}
@@ -724,7 +725,8 @@ wavefront_get_patch_status (snd_wavefront_t *dev)
}
}
- snd_printk ("%d patch slots filled, %d in use\n", cnt, cnt2);
+ dev_info(dev->card->dev, "%d patch slots filled, %d in use\n",
+ cnt, cnt2);
return (0);
}
@@ -760,8 +762,8 @@ wavefront_get_program_status (snd_wavefront_t *dev)
} else if (x == 1) { /* Bad program number */
dev->prog_status[i] = 0;
} else {
- snd_printk ("upload program "
- "error 0x%x\n", x);
+ dev_err(dev->card->dev,
+ "upload program error 0x%x\n", x);
dev->prog_status[i] = 0;
}
}
@@ -772,7 +774,7 @@ wavefront_get_program_status (snd_wavefront_t *dev)
}
}
- snd_printk ("%d programs slots in use\n", cnt);
+ dev_info(dev->card->dev, "%d programs slots in use\n", cnt);
return (0);
}
@@ -796,7 +798,7 @@ wavefront_send_patch (snd_wavefront_t *dev, wavefront_patch_info *header)
munge_buf ((unsigned char *)&header->hdr.p, bptr, WF_PATCH_BYTES);
if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_PATCH, NULL, buf)) {
- snd_printk ("download patch failed\n");
+ dev_err(dev->card->dev, "download patch failed\n");
return -EIO;
}
@@ -837,7 +839,7 @@ wavefront_send_program (snd_wavefront_t *dev, wavefront_patch_info *header)
munge_buf ((unsigned char *)&header->hdr.pr, &buf[1], WF_PROGRAM_BYTES);
if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_PROGRAM, NULL, buf)) {
- snd_printk ("download patch failed\n");
+ dev_err(dev->card->dev, "download patch failed\n");
return -EIO;
}
@@ -851,7 +853,7 @@ wavefront_freemem (snd_wavefront_t *dev)
char rbuf[8];
if (snd_wavefront_cmd (dev, WFC_REPORT_FREE_MEMORY, rbuf, NULL)) {
- snd_printk ("can't get memory stats.\n");
+ dev_err(dev->card->dev, "can't get memory stats.\n");
return -1;
} else {
return demunge_int32 (rbuf, 4);
@@ -901,7 +903,7 @@ wavefront_send_sample (snd_wavefront_t *dev,
x = wavefront_find_free_sample(dev);
if (x < 0)
return -ENOMEM;
- snd_printk ("unspecified sample => %d\n", x);
+ dev_info(dev->card->dev, "unspecified sample => %d\n", x);
header->number = x;
}
@@ -935,9 +937,9 @@ wavefront_send_sample (snd_wavefront_t *dev,
if (dev->rom_samples_rdonly) {
if (dev->sample_status[header->number] & WF_SLOT_ROM) {
- snd_printk ("sample slot %d "
- "write protected\n",
- header->number);
+ dev_err(dev->card->dev,
+ "sample slot %d write protected\n",
+ header->number);
return -EACCES;
}
}
@@ -948,10 +950,10 @@ wavefront_send_sample (snd_wavefront_t *dev,
if (header->size) {
dev->freemem = wavefront_freemem (dev);
- if (dev->freemem < (int)header->size) {
- snd_printk ("insufficient memory to "
- "load %d byte sample.\n",
- header->size);
+ if (dev->freemem < 0 || dev->freemem < header->size) {
+ dev_err(dev->card->dev,
+ "insufficient memory to load %u byte sample.\n",
+ header->size);
return -ENOMEM;
}
@@ -960,8 +962,8 @@ wavefront_send_sample (snd_wavefront_t *dev,
skip = WF_GET_CHANNEL(&header->hdr.s);
if (skip > 0 && header->hdr.s.SampleResolution != LINEAR_16BIT) {
- snd_printk ("channel selection only "
- "possible on 16-bit samples");
+ dev_err(dev->card->dev,
+ "channel selection only possible on 16-bit samples");
return -EINVAL;
}
@@ -1057,8 +1059,8 @@ wavefront_send_sample (snd_wavefront_t *dev,
header->size ?
WFC_DOWNLOAD_SAMPLE : WFC_DOWNLOAD_SAMPLE_HEADER,
NULL, sample_hdr)) {
- snd_printk ("sample %sdownload refused.\n",
- header->size ? "" : "header ");
+ dev_err(dev->card->dev, "sample %sdownload refused.\n",
+ header->size ? "" : "header ");
return -EIO;
}
@@ -1083,8 +1085,8 @@ wavefront_send_sample (snd_wavefront_t *dev,
}
if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_BLOCK, NULL, NULL)) {
- snd_printk ("download block "
- "request refused.\n");
+ dev_err(dev->card->dev,
+ "download block request refused.\n");
return -EIO;
}
@@ -1145,13 +1147,13 @@ wavefront_send_sample (snd_wavefront_t *dev,
dma_ack = wavefront_read(dev);
if (dma_ack != WF_DMA_ACK) {
if (dma_ack == -1) {
- snd_printk ("upload sample "
- "DMA ack timeout\n");
+ dev_err(dev->card->dev,
+ "upload sample DMA ack timeout\n");
return -EIO;
} else {
- snd_printk ("upload sample "
- "DMA ack error 0x%x\n",
- dma_ack);
+ dev_err(dev->card->dev,
+ "upload sample DMA ack error 0x%x\n",
+ dma_ack);
return -EIO;
}
}
@@ -1195,7 +1197,7 @@ wavefront_send_alias (snd_wavefront_t *dev, wavefront_patch_info *header)
munge_int32 (*(&header->hdr.a.FrequencyBias+1), &alias_hdr[23], 2);
if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_SAMPLE_ALIAS, NULL, alias_hdr)) {
- snd_printk ("download alias failed.\n");
+ dev_err(dev->card->dev, "download alias failed.\n");
return -EIO;
}
@@ -1248,7 +1250,7 @@ wavefront_send_multisample (snd_wavefront_t *dev, wavefront_patch_info *header)
if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_MULTISAMPLE,
(unsigned char *) (long) ((num_samples*2)+3),
msample_hdr)) {
- snd_printk ("download of multisample failed.\n");
+ dev_err(dev->card->dev, "download of multisample failed.\n");
kfree(msample_hdr);
return -EIO;
}
@@ -1271,7 +1273,7 @@ wavefront_fetch_multisample (snd_wavefront_t *dev,
munge_int32 (header->number, number, 2);
if (snd_wavefront_cmd (dev, WFC_UPLOAD_MULTISAMPLE, log_ns, number)) {
- snd_printk ("upload multisample failed.\n");
+ dev_err(dev->card->dev, "upload multisample failed.\n");
return -EIO;
}
@@ -1290,16 +1292,16 @@ wavefront_fetch_multisample (snd_wavefront_t *dev,
val = wavefront_read(dev);
if (val == -1) {
- snd_printk ("upload multisample failed "
- "during sample loop.\n");
+ dev_err(dev->card->dev,
+ "upload multisample failed during sample loop.\n");
return -EIO;
}
d[0] = val;
val = wavefront_read(dev);
if (val == -1) {
- snd_printk ("upload multisample failed "
- "during sample loop.\n");
+ dev_err(dev->card->dev,
+ "upload multisample failed during sample loop.\n");
return -EIO;
}
d[1] = val;
@@ -1334,7 +1336,7 @@ wavefront_send_drum (snd_wavefront_t *dev, wavefront_patch_info *header)
}
if (snd_wavefront_cmd (dev, WFC_DOWNLOAD_EDRUM_PROGRAM, NULL, drumbuf)) {
- snd_printk ("download drum failed.\n");
+ dev_err(dev->card->dev, "download drum failed.\n");
return -EIO;
}
@@ -1352,7 +1354,7 @@ wavefront_find_free_sample (snd_wavefront_t *dev)
return i;
}
}
- snd_printk ("no free sample slots!\n");
+ dev_err(dev->card->dev, "no free sample slots!\n");
return -1;
}
@@ -1368,7 +1370,7 @@ wavefront_find_free_patch (snd_wavefront_t *dev)
return i;
}
}
- snd_printk ("no free patch slots!\n");
+ dev_err(dev->card->dev, "no free patch slots!\n");
return -1;
}
#endif
@@ -1385,7 +1387,7 @@ wavefront_load_patch (snd_wavefront_t *dev, const char __user *addr)
if (copy_from_user (header, addr, sizeof(wavefront_patch_info) -
sizeof(wavefront_any))) {
- snd_printk ("bad address for load patch.\n");
+ dev_err(dev->card->dev, "bad address for load patch.\n");
err = -EFAULT;
goto __error;
}
@@ -1463,8 +1465,8 @@ wavefront_load_patch (snd_wavefront_t *dev, const char __user *addr)
break;
default:
- snd_printk ("unknown patch type %d.\n",
- header->subkey);
+ dev_err(dev->card->dev, "unknown patch type %d.\n",
+ header->subkey);
err = -EINVAL;
break;
}
@@ -1527,13 +1529,13 @@ wavefront_synth_control (snd_wavefront_card_t *acard,
switch (wc->cmd) {
case WFC_DISABLE_INTERRUPTS:
- snd_printk ("interrupts disabled.\n");
+ dev_dbg(dev->card->dev, "interrupts disabled.\n");
outb (0x80|0x20, dev->control_port);
dev->interrupts_are_midi = 1;
return 0;
case WFC_ENABLE_INTERRUPTS:
- snd_printk ("interrupts enabled.\n");
+ dev_dbg(dev->card->dev, "interrupts enabled.\n");
outb (0x80|0x40|0x20, dev->control_port);
dev->interrupts_are_midi = 1;
return 0;
@@ -1550,7 +1552,7 @@ wavefront_synth_control (snd_wavefront_card_t *acard,
case WFC_IDENTIFY_SLOT_TYPE:
i = wc->wbuf[0] | (wc->wbuf[1] << 7);
if (i <0 || i >= WF_MAX_SAMPLE) {
- snd_printk ("invalid slot ID %d\n",
+ dev_err(dev->card->dev, "invalid slot ID %d\n",
i);
wc->status = EINVAL;
return -EINVAL;
@@ -1561,7 +1563,7 @@ wavefront_synth_control (snd_wavefront_card_t *acard,
case WFC_DEBUG_DRIVER:
dev->debug = wc->wbuf[0];
- snd_printk ("debug = 0x%x\n", dev->debug);
+ dev_dbg(dev->card->dev, "debug = 0x%x\n", dev->debug);
return 0;
case WFC_UPLOAD_PATCH:
@@ -1578,8 +1580,8 @@ wavefront_synth_control (snd_wavefront_card_t *acard,
return 0;
case WFC_UPLOAD_SAMPLE_ALIAS:
- snd_printk ("support for sample alias upload "
- "being considered.\n");
+ dev_err(dev->card->dev,
+ "support for sample alias upload being considered.\n");
wc->status = EINVAL;
return -EINVAL;
}
@@ -1620,9 +1622,8 @@ wavefront_synth_control (snd_wavefront_card_t *acard,
break;
case WFC_UPLOAD_SAMPLE_ALIAS:
- snd_printk ("support for "
- "sample aliases still "
- "being considered.\n");
+ dev_err(dev->card->dev,
+ "support for sample aliases still being considered.\n");
break;
case WFC_VMIDI_OFF:
@@ -1740,10 +1741,10 @@ snd_wavefront_internal_interrupt (snd_wavefront_card_t *card)
return;
}
- spin_lock(&dev->irq_lock);
- dev->irq_ok = 1;
- dev->irq_cnt++;
- spin_unlock(&dev->irq_lock);
+ scoped_guard(spinlock, &dev->irq_lock) {
+ dev->irq_ok = 1;
+ dev->irq_cnt++;
+ }
wake_up(&dev->interrupt_sleeper);
}
@@ -1760,7 +1761,7 @@ snd_wavefront_internal_interrupt (snd_wavefront_card_t *card)
*/
static int
-snd_wavefront_interrupt_bits (int irq)
+snd_wavefront_interrupt_bits(snd_wavefront_t *dev, int irq)
{
int bits;
@@ -1780,7 +1781,7 @@ snd_wavefront_interrupt_bits (int irq)
break;
default:
- snd_printk ("invalid IRQ %d\n", irq);
+ dev_err(dev->card->dev, "invalid IRQ %d\n", irq);
bits = -1;
}
@@ -1795,11 +1796,11 @@ wavefront_should_cause_interrupt (snd_wavefront_t *dev,
wait_queue_entry_t wait;
init_waitqueue_entry(&wait, current);
- spin_lock_irq(&dev->irq_lock);
- add_wait_queue(&dev->interrupt_sleeper, &wait);
- dev->irq_ok = 0;
- outb (val,port);
- spin_unlock_irq(&dev->irq_lock);
+ scoped_guard(spinlock_irq, &dev->irq_lock) {
+ add_wait_queue(&dev->interrupt_sleeper, &wait);
+ dev->irq_ok = 0;
+ outb(val, port);
+ }
while (!dev->irq_ok && time_before(jiffies, timeout)) {
schedule_timeout_uninterruptible(1);
barrier();
@@ -1815,7 +1816,7 @@ wavefront_reset_to_cleanliness (snd_wavefront_t *dev)
/* IRQ already checked */
- bits = snd_wavefront_interrupt_bits (dev->irq);
+ bits = snd_wavefront_interrupt_bits(dev, dev->irq);
/* try reset of port */
@@ -1885,7 +1886,7 @@ wavefront_reset_to_cleanliness (snd_wavefront_t *dev)
*/
if (!dev->irq_ok) {
- snd_printk ("intr not received after h/w un-reset.\n");
+ dev_err(dev->card->dev, "intr not received after h/w un-reset.\n");
goto gone_bad;
}
@@ -1909,18 +1910,18 @@ wavefront_reset_to_cleanliness (snd_wavefront_t *dev)
dev->data_port, ramcheck_time*HZ);
if (!dev->irq_ok) {
- snd_printk ("post-RAM-check interrupt not received.\n");
+ dev_err(dev->card->dev, "post-RAM-check interrupt not received.\n");
goto gone_bad;
}
if (!wavefront_wait (dev, STAT_CAN_READ)) {
- snd_printk ("no response to HW version cmd.\n");
+ dev_err(dev->card->dev, "no response to HW version cmd.\n");
goto gone_bad;
}
hwv[0] = wavefront_read(dev);
if (hwv[0] == -1) {
- snd_printk ("board not responding correctly.\n");
+ dev_err(dev->card->dev, "board not responding correctly.\n");
goto gone_bad;
}
@@ -1932,11 +1933,11 @@ wavefront_reset_to_cleanliness (snd_wavefront_t *dev)
hwv[0] = wavefront_read(dev);
if (hwv[0] == -1) {
- snd_printk ("on-board RAM test failed "
- "(bad error code).\n");
+ dev_err(dev->card->dev,
+ "on-board RAM test failed (bad error code).\n");
} else {
- snd_printk ("on-board RAM test failed "
- "(error code: 0x%x).\n",
+ dev_err(dev->card->dev,
+ "on-board RAM test failed (error code: 0x%x).\n",
hwv[0]);
}
goto gone_bad;
@@ -1946,12 +1947,12 @@ wavefront_reset_to_cleanliness (snd_wavefront_t *dev)
hwv[1] = wavefront_read(dev);
if (hwv[1] == -1) {
- snd_printk ("incorrect h/w response.\n");
+ dev_err(dev->card->dev, "incorrect h/w response.\n");
goto gone_bad;
}
- snd_printk ("hardware version %d.%d\n",
- hwv[0], hwv[1]);
+ dev_info(dev->card->dev, "hardware version %d.%d\n",
+ hwv[0], hwv[1]);
return 0;
@@ -1971,7 +1972,7 @@ wavefront_download_firmware (snd_wavefront_t *dev, char *path)
err = request_firmware(&firmware, path, dev->card->dev);
if (err < 0) {
- snd_printk(KERN_ERR "firmware (%s) download failed!!!\n", path);
+ dev_err(dev->card->dev, "firmware (%s) download failed!!!\n", path);
return 1;
}
@@ -1982,16 +1983,16 @@ wavefront_download_firmware (snd_wavefront_t *dev, char *path)
if (section_length == 0)
break;
if (section_length < 0 || section_length > WF_SECTION_MAX) {
- snd_printk(KERN_ERR
- "invalid firmware section length %d\n",
- section_length);
+ dev_err(dev->card->dev,
+ "invalid firmware section length %d\n",
+ section_length);
goto failure;
}
buf++;
len++;
if (firmware->size < len + section_length) {
- snd_printk(KERN_ERR "firmware section read error.\n");
+ dev_err(dev->card->dev, "firmware section read error.\n");
goto failure;
}
@@ -2008,15 +2009,14 @@ wavefront_download_firmware (snd_wavefront_t *dev, char *path)
/* get ACK */
if (!wavefront_wait(dev, STAT_CAN_READ)) {
- snd_printk(KERN_ERR "time out for firmware ACK.\n");
+ dev_err(dev->card->dev, "time out for firmware ACK.\n");
goto failure;
}
err = inb(dev->data_port);
if (err != WF_ACK) {
- snd_printk(KERN_ERR
- "download of section #%d not "
- "acknowledged, ack = 0x%x\n",
- section_cnt_downloaded + 1, err);
+ dev_err(dev->card->dev,
+ "download of section #%d not acknowledged, ack = 0x%x\n",
+ section_cnt_downloaded + 1, err);
goto failure;
}
@@ -2028,7 +2028,7 @@ wavefront_download_firmware (snd_wavefront_t *dev, char *path)
failure:
release_firmware(firmware);
- snd_printk(KERN_ERR "firmware download failed!!!\n");
+ dev_err(dev->card->dev, "firmware download failed!!!\n");
return 1;
}
@@ -2040,7 +2040,7 @@ wavefront_do_reset (snd_wavefront_t *dev)
char voices[1];
if (wavefront_reset_to_cleanliness (dev)) {
- snd_printk ("hw reset failed.\n");
+ dev_err(dev->card->dev, "hw reset failed.\n");
goto gone_bad;
}
@@ -2064,7 +2064,7 @@ wavefront_do_reset (snd_wavefront_t *dev)
(osrun_time*HZ));
if (!dev->irq_ok) {
- snd_printk ("no post-OS interrupt.\n");
+ dev_err(dev->card->dev, "no post-OS interrupt.\n");
goto gone_bad;
}
@@ -2074,7 +2074,7 @@ wavefront_do_reset (snd_wavefront_t *dev)
dev->data_port, (10*HZ));
if (!dev->irq_ok) {
- snd_printk ("no post-OS interrupt(2).\n");
+ dev_err(dev->card->dev, "no post-OS interrupt(2).\n");
goto gone_bad;
}
@@ -2094,20 +2094,20 @@ wavefront_do_reset (snd_wavefront_t *dev)
if (dev->freemem < 0)
goto gone_bad;
- snd_printk ("available DRAM %dk\n", dev->freemem / 1024);
+ dev_info(dev->card->dev, "available DRAM %dk\n", dev->freemem / 1024);
if (wavefront_write (dev, 0xf0) ||
wavefront_write (dev, 1) ||
(wavefront_read (dev) < 0)) {
dev->debug = 0;
- snd_printk ("MPU emulation mode not set.\n");
+ dev_err(dev->card->dev, "MPU emulation mode not set.\n");
goto gone_bad;
}
voices[0] = 32;
if (snd_wavefront_cmd (dev, WFC_SET_NVOICES, NULL, voices)) {
- snd_printk ("cannot set number of voices to 32.\n");
+ dev_err(dev->card->dev, "cannot set number of voices to 32.\n");
goto gone_bad;
}
@@ -2187,8 +2187,8 @@ snd_wavefront_detect (snd_wavefront_card_t *card)
dev->fw_version[0] = rbuf[0];
dev->fw_version[1] = rbuf[1];
- snd_printk ("firmware %d.%d already loaded.\n",
- rbuf[0], rbuf[1]);
+ dev_info(dev->card->dev, "firmware %d.%d already loaded.\n",
+ rbuf[0], rbuf[1]);
/* check that a command actually works */
@@ -2197,22 +2197,24 @@ snd_wavefront_detect (snd_wavefront_card_t *card)
dev->hw_version[0] = rbuf[0];
dev->hw_version[1] = rbuf[1];
} else {
- snd_printk ("not raw, but no "
- "hardware version!\n");
+ dev_err(dev->card->dev,
+ "not raw, but no hardware version!\n");
return -1;
}
if (!wf_raw) {
return 0;
} else {
- snd_printk ("reloading firmware as you requested.\n");
+ dev_info(dev->card->dev,
+ "reloading firmware as you requested.\n");
dev->israw = 1;
}
} else {
dev->israw = 1;
- snd_printk ("no response to firmware probe, assume raw.\n");
+ dev_info(dev->card->dev,
+ "no response to firmware probe, assume raw.\n");
}
diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index b437beae9b51..cbc350ec03cc 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -1432,6 +1432,8 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i
physdev = get_device(acpi_get_first_physical_node(adev));
acpi_dev_put(adev);
+ if (!physdev)
+ return -ENODEV;
sub = acpi_get_subsystem_id(ACPI_HANDLE(physdev));
if (IS_ERR(sub))
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c
index 8363ec08df5d..4468d81683ec 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c
@@ -132,7 +132,13 @@ static int snd_pdacf_probe(struct pcmcia_device *link)
link->config_index = 1;
link->config_regs = PRESENT_OPTION;
- return pdacf_config(link);
+ err = pdacf_config(link);
+ if (err < 0) {
+ card_list[i] = NULL;
+ snd_card_free(card);
+ return err;
+ }
+ return 0;
}
diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c
index 7a0f0e73ceb2..867a477d53ae 100644
--- a/sound/pcmcia/vx/vxpocket.c
+++ b/sound/pcmcia/vx/vxpocket.c
@@ -295,7 +295,13 @@ static int vxpocket_probe(struct pcmcia_device *p_dev)
vxp->p_dev = p_dev;
- return vxpocket_config(p_dev);
+ err = vxpocket_config(p_dev);
+ if (err < 0) {
+ card_alloc &= ~(1 << i);
+ snd_card_free(card);
+ return err;
+ }
+ return 0;
}
static void vxpocket_detach(struct pcmcia_device *link)
diff --git a/sound/soc/bcm/bcm63xx-pcm-whistler.c b/sound/soc/bcm/bcm63xx-pcm-whistler.c
index 2c600b017524..760cb1887090 100644
--- a/sound/soc/bcm/bcm63xx-pcm-whistler.c
+++ b/sound/soc/bcm/bcm63xx-pcm-whistler.c
@@ -354,7 +354,9 @@ static int bcm63xx_soc_pcm_new(struct snd_soc_component *component,
i2s_priv = dev_get_drvdata(asoc_rtd_to_cpu(rtd, 0)->dev);
- of_dma_configure(pcm->card->dev, pcm->card->dev->of_node, 1);
+ ret = of_dma_configure(pcm->card->dev, pcm->card->dev->of_node, 1);
+ if (ret)
+ return ret;
ret = dma_coerce_mask_and_coherent(pcm->card->dev, DMA_BIT_MASK(32));
if (ret)
diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c
index 77678f85ad94..ec8771158ab2 100644
--- a/sound/soc/codecs/ak4458.c
+++ b/sound/soc/codecs/ak4458.c
@@ -681,7 +681,15 @@ static int __maybe_unused ak4458_runtime_resume(struct device *dev)
regcache_cache_only(ak4458->regmap, false);
regcache_mark_dirty(ak4458->regmap);
- return regcache_sync(ak4458->regmap);
+ ret = regcache_sync(ak4458->regmap);
+ if (ret)
+ goto err;
+
+ return 0;
+err:
+ regcache_cache_only(ak4458->regmap, true);
+ regulator_bulk_disable(ARRAY_SIZE(ak4458->supplies), ak4458->supplies);
+ return ret;
}
#endif /* CONFIG_PM */
diff --git a/sound/soc/codecs/ak5558.c b/sound/soc/codecs/ak5558.c
index 442e2cb42df4..aeec8dabfe3f 100644
--- a/sound/soc/codecs/ak5558.c
+++ b/sound/soc/codecs/ak5558.c
@@ -372,7 +372,15 @@ static int __maybe_unused ak5558_runtime_resume(struct device *dev)
regcache_cache_only(ak5558->regmap, false);
regcache_mark_dirty(ak5558->regmap);
- return regcache_sync(ak5558->regmap);
+ ret = regcache_sync(ak5558->regmap);
+ if (ret)
+ goto err;
+
+ return 0;
+err:
+ regcache_cache_only(ak5558->regmap, true);
+ regulator_bulk_disable(ARRAY_SIZE(ak5558->supplies), ak5558->supplies);
+ return ret;
}
static const struct dev_pm_ops ak5558_pm = {
diff --git a/sound/soc/fsl/fsl_xcvr.c b/sound/soc/fsl/fsl_xcvr.c
index 1d7791c7fb4e..90a0a24c05d8 100644
--- a/sound/soc/fsl/fsl_xcvr.c
+++ b/sound/soc/fsl/fsl_xcvr.c
@@ -1195,7 +1195,7 @@ static irqreturn_t irq0_isr(int irq, void *devid)
bitrev32(val);
}
/* clear CS control register */
- memset_io(reg_ctrl, 0, sizeof(val));
+ writel_relaxed(0, reg_ctrl);
}
} else {
regmap_read(xcvr->regmap, FSL_XCVR_RX_CS_DATA_0,
diff --git a/sound/soc/intel/catpt/pcm.c b/sound/soc/intel/catpt/pcm.c
index f1a5cb825ff1..10d1c15857bf 100644
--- a/sound/soc/intel/catpt/pcm.c
+++ b/sound/soc/intel/catpt/pcm.c
@@ -417,8 +417,10 @@ static int catpt_dai_hw_params(struct snd_pcm_substream *substream,
return CATPT_IPC_ERROR(ret);
ret = catpt_dai_apply_usettings(dai, stream);
- if (ret)
+ if (ret) {
+ catpt_ipc_free_stream(cdev, stream->info.stream_hw_id);
return ret;
+ }
stream->allocated = true;
return 0;
diff --git a/sound/soc/qcom/qdsp6/q6adm.c b/sound/soc/qcom/qdsp6/q6adm.c
index 1530e98df165..75a029a696ac 100644
--- a/sound/soc/qcom/qdsp6/q6adm.c
+++ b/sound/soc/qcom/qdsp6/q6adm.c
@@ -109,11 +109,75 @@ static struct q6copp *q6adm_find_copp(struct q6adm *adm, int port_idx,
}
+static int q6adm_apr_send_copp_pkt(struct q6adm *adm, struct q6copp *copp,
+ struct apr_pkt *pkt, uint32_t rsp_opcode)
+{
+ struct device *dev = adm->dev;
+ uint32_t opcode = pkt->hdr.opcode;
+ int ret;
+
+ mutex_lock(&adm->lock);
+ copp->result.opcode = 0;
+ copp->result.status = 0;
+ ret = apr_send_pkt(adm->apr, pkt);
+ if (ret < 0) {
+ dev_err(dev, "Failed to send APR packet\n");
+ ret = -EINVAL;
+ goto err;
+ }
+
+ /* Wait for the callback with copp id */
+ if (rsp_opcode)
+ ret = wait_event_timeout(copp->wait,
+ (copp->result.opcode == opcode) ||
+ (copp->result.opcode == rsp_opcode),
+ msecs_to_jiffies(TIMEOUT_MS));
+ else
+ ret = wait_event_timeout(copp->wait,
+ (copp->result.opcode == opcode),
+ msecs_to_jiffies(TIMEOUT_MS));
+
+ if (!ret) {
+ dev_err(dev, "ADM copp cmd timedout\n");
+ ret = -ETIMEDOUT;
+ } else if (copp->result.status > 0) {
+ dev_err(dev, "DSP returned error[%d]\n",
+ copp->result.status);
+ ret = -EINVAL;
+ }
+
+err:
+ mutex_unlock(&adm->lock);
+ return ret;
+}
+
+static int q6adm_device_close(struct q6adm *adm, struct q6copp *copp,
+ int port_id, int copp_idx)
+{
+ struct apr_pkt close;
+
+ close.hdr.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
+ APR_HDR_LEN(APR_HDR_SIZE),
+ APR_PKT_VER);
+ close.hdr.pkt_size = sizeof(close);
+ close.hdr.src_port = port_id;
+ close.hdr.dest_port = copp->id;
+ close.hdr.token = port_id << 16 | copp_idx;
+ close.hdr.opcode = ADM_CMD_DEVICE_CLOSE_V5;
+
+ return q6adm_apr_send_copp_pkt(adm, copp, &close, 0);
+}
+
static void q6adm_free_copp(struct kref *ref)
{
struct q6copp *c = container_of(ref, struct q6copp, refcount);
struct q6adm *adm = c->adm;
unsigned long flags;
+ int ret;
+
+ ret = q6adm_device_close(adm, c, c->afe_port, c->copp_idx);
+ if (ret < 0)
+ dev_err(adm->dev, "Failed to close copp %d\n", ret);
spin_lock_irqsave(&adm->copps_list_lock, flags);
clear_bit(c->copp_idx, &adm->copp_bitmap[c->afe_port]);
@@ -155,13 +219,13 @@ static int q6adm_callback(struct apr_device *adev, struct apr_resp_pkt *data)
switch (result->opcode) {
case ADM_CMD_DEVICE_OPEN_V5:
case ADM_CMD_DEVICE_CLOSE_V5:
- copp = q6adm_find_copp(adm, port_idx, copp_idx);
- if (!copp)
- return 0;
-
- copp->result = *result;
- wake_up(&copp->wait);
- kref_put(&copp->refcount, q6adm_free_copp);
+ list_for_each_entry(copp, &adm->copps_list, node) {
+ if ((port_idx == copp->afe_port) && (copp_idx == copp->copp_idx)) {
+ copp->result = *result;
+ wake_up(&copp->wait);
+ break;
+ }
+ }
break;
case ADM_CMD_MATRIX_MAP_ROUTINGS_V5:
adm->result = *result;
@@ -234,65 +298,6 @@ static struct q6copp *q6adm_alloc_copp(struct q6adm *adm, int port_idx)
return c;
}
-static int q6adm_apr_send_copp_pkt(struct q6adm *adm, struct q6copp *copp,
- struct apr_pkt *pkt, uint32_t rsp_opcode)
-{
- struct device *dev = adm->dev;
- uint32_t opcode = pkt->hdr.opcode;
- int ret;
-
- mutex_lock(&adm->lock);
- copp->result.opcode = 0;
- copp->result.status = 0;
- ret = apr_send_pkt(adm->apr, pkt);
- if (ret < 0) {
- dev_err(dev, "Failed to send APR packet\n");
- ret = -EINVAL;
- goto err;
- }
-
- /* Wait for the callback with copp id */
- if (rsp_opcode)
- ret = wait_event_timeout(copp->wait,
- (copp->result.opcode == opcode) ||
- (copp->result.opcode == rsp_opcode),
- msecs_to_jiffies(TIMEOUT_MS));
- else
- ret = wait_event_timeout(copp->wait,
- (copp->result.opcode == opcode),
- msecs_to_jiffies(TIMEOUT_MS));
-
- if (!ret) {
- dev_err(dev, "ADM copp cmd timedout\n");
- ret = -ETIMEDOUT;
- } else if (copp->result.status > 0) {
- dev_err(dev, "DSP returned error[%d]\n",
- copp->result.status);
- ret = -EINVAL;
- }
-
-err:
- mutex_unlock(&adm->lock);
- return ret;
-}
-
-static int q6adm_device_close(struct q6adm *adm, struct q6copp *copp,
- int port_id, int copp_idx)
-{
- struct apr_pkt close;
-
- close.hdr.hdr_field = APR_HDR_FIELD(APR_MSG_TYPE_SEQ_CMD,
- APR_HDR_LEN(APR_HDR_SIZE),
- APR_PKT_VER);
- close.hdr.pkt_size = sizeof(close);
- close.hdr.src_port = port_id;
- close.hdr.dest_port = copp->id;
- close.hdr.token = port_id << 16 | copp_idx;
- close.hdr.opcode = ADM_CMD_DEVICE_CLOSE_V5;
-
- return q6adm_apr_send_copp_pkt(adm, copp, &close, 0);
-}
-
static struct q6copp *q6adm_find_matching_copp(struct q6adm *adm,
int port_id, int topology,
int mode, int rate,
@@ -567,15 +572,6 @@ EXPORT_SYMBOL_GPL(q6adm_matrix_map);
*/
int q6adm_close(struct device *dev, struct q6copp *copp)
{
- struct q6adm *adm = dev_get_drvdata(dev->parent);
- int ret = 0;
-
- ret = q6adm_device_close(adm, copp, copp->afe_port, copp->copp_idx);
- if (ret < 0) {
- dev_err(adm->dev, "Failed to close copp %d\n", ret);
- return ret;
- }
-
kref_put(&copp->refcount, q6adm_free_copp);
return 0;
diff --git a/sound/soc/qcom/qdsp6/q6apm-dai.c b/sound/soc/qcom/qdsp6/q6apm-dai.c
index 179f4f7386dd..ddca7312274b 100644
--- a/sound/soc/qcom/qdsp6/q6apm-dai.c
+++ b/sound/soc/qcom/qdsp6/q6apm-dai.c
@@ -85,6 +85,7 @@ static struct snd_pcm_hardware q6apm_dai_hardware_capture = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
+ SNDRV_PCM_INFO_NO_REWINDS | SNDRV_PCM_INFO_SYNC_APPLPTR |
SNDRV_PCM_INFO_BATCH),
.formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE),
.rates = SNDRV_PCM_RATE_8000_48000,
@@ -104,6 +105,7 @@ static struct snd_pcm_hardware q6apm_dai_hardware_playback = {
.info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_BLOCK_TRANSFER |
SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME |
+ SNDRV_PCM_INFO_NO_REWINDS | SNDRV_PCM_INFO_SYNC_APPLPTR |
SNDRV_PCM_INFO_BATCH),
.formats = (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S24_LE),
.rates = SNDRV_PCM_RATE_8000_192000,
diff --git a/sound/soc/qcom/qdsp6/q6asm-dai.c b/sound/soc/qcom/qdsp6/q6asm-dai.c
index 82ef8fdb914e..43e71d4fd66f 100644
--- a/sound/soc/qcom/qdsp6/q6asm-dai.c
+++ b/sound/soc/qcom/qdsp6/q6asm-dai.c
@@ -237,13 +237,14 @@ static int q6asm_dai_prepare(struct snd_soc_component *component,
prtd->pcm_count = snd_pcm_lib_period_bytes(substream);
prtd->pcm_irq_pos = 0;
/* rate and channels are sent to audio driver */
- if (prtd->state) {
+ if (prtd->state == Q6ASM_STREAM_RUNNING) {
/* clear the previous setup if any */
q6asm_cmd(prtd->audio_client, prtd->stream_id, CMD_CLOSE);
q6asm_unmap_memory_regions(substream->stream,
prtd->audio_client);
q6routing_stream_close(soc_prtd->dai_link->id,
substream->stream);
+ prtd->state = Q6ASM_STREAM_STOPPED;
}
ret = q6asm_map_memory_regions(substream->stream, prtd->audio_client,
@@ -412,13 +413,13 @@ static int q6asm_dai_open(struct snd_soc_component *component,
}
ret = snd_pcm_hw_constraint_step(runtime, 0,
- SNDRV_PCM_HW_PARAM_PERIOD_BYTES, 32);
+ SNDRV_PCM_HW_PARAM_PERIOD_SIZE, 480);
if (ret < 0) {
dev_err(dev, "constraint for period bytes step ret = %d\n",
ret);
}
ret = snd_pcm_hw_constraint_step(runtime, 0,
- SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 32);
+ SNDRV_PCM_HW_PARAM_BUFFER_SIZE, 480);
if (ret < 0) {
dev_err(dev, "constraint for buffer bytes step ret = %d\n",
ret);
diff --git a/sound/soc/stm/stm32_sai.c b/sound/soc/stm/stm32_sai.c
index 8e21e6f886fc..026321620a20 100644
--- a/sound/soc/stm/stm32_sai.c
+++ b/sound/soc/stm/stm32_sai.c
@@ -122,30 +122,24 @@ static int stm32_sai_set_sync(struct stm32_sai_data *sai_client,
if (!pdev) {
dev_err(&sai_client->pdev->dev,
"Device not found for node %pOFn\n", np_provider);
- of_node_put(np_provider);
return -ENODEV;
}
sai_provider = platform_get_drvdata(pdev);
+ put_device(&pdev->dev);
if (!sai_provider) {
dev_err(&sai_client->pdev->dev,
"SAI sync provider data not found\n");
- ret = -EINVAL;
- goto error;
+ return -EINVAL;
}
/* Configure sync client */
ret = stm32_sai_sync_conf_client(sai_client, synci);
if (ret < 0)
- goto error;
+ return ret;
/* Configure sync provider */
- ret = stm32_sai_sync_conf_provider(sai_provider, synco);
-
-error:
- put_device(&pdev->dev);
- of_node_put(np_provider);
- return ret;
+ return stm32_sai_sync_conf_provider(sai_provider, synco);
}
static int stm32_sai_probe(struct platform_device *pdev)
diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index 351e96163406..c47f23634e95 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -1453,7 +1453,8 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
dev_err(&pdev->dev,
"External synchro not supported\n");
of_node_put(args.np);
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_put_sync_provider;
}
sai->sync = SAI_SYNC_EXTERNAL;
@@ -1462,7 +1463,8 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
(sai->synci > (SAI_GCR_SYNCIN_MAX + 1))) {
dev_err(&pdev->dev, "Wrong SAI index\n");
of_node_put(args.np);
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_put_sync_provider;
}
if (of_property_match_string(args.np, "compatible",
@@ -1476,7 +1478,8 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
if (!sai->synco) {
dev_err(&pdev->dev, "Unknown SAI sub-block\n");
of_node_put(args.np);
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_put_sync_provider;
}
}
@@ -1486,13 +1489,15 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
of_node_put(args.np);
sai->sai_ck = devm_clk_get(&pdev->dev, "sai_ck");
- if (IS_ERR(sai->sai_ck))
- return dev_err_probe(&pdev->dev, PTR_ERR(sai->sai_ck),
- "Missing kernel clock sai_ck\n");
+ if (IS_ERR(sai->sai_ck)) {
+ ret = dev_err_probe(&pdev->dev, PTR_ERR(sai->sai_ck),
+ "Missing kernel clock sai_ck\n");
+ goto err_put_sync_provider;
+ }
ret = clk_prepare(sai->pdata->pclk);
if (ret < 0)
- return ret;
+ goto err_put_sync_provider;
if (STM_SAI_IS_F4(sai->pdata))
return 0;
@@ -1501,14 +1506,23 @@ static int stm32_sai_sub_parse_of(struct platform_device *pdev,
if (of_property_present(np, "#clock-cells")) {
ret = stm32_sai_add_mclk_provider(sai);
if (ret < 0)
- return ret;
+ goto err_unprepare_pclk;
} else {
sai->sai_mclk = devm_clk_get_optional(&pdev->dev, "MCLK");
- if (IS_ERR(sai->sai_mclk))
- return PTR_ERR(sai->sai_mclk);
+ if (IS_ERR(sai->sai_mclk)) {
+ ret = PTR_ERR(sai->sai_mclk);
+ goto err_unprepare_pclk;
+ }
}
return 0;
+
+err_unprepare_pclk:
+ clk_unprepare(sai->pdata->pclk);
+err_put_sync_provider:
+ of_node_put(sai->np_sync_provider);
+
+ return ret;
}
static int stm32_sai_sub_probe(struct platform_device *pdev)
@@ -1552,26 +1566,34 @@ static int stm32_sai_sub_probe(struct platform_device *pdev)
IRQF_SHARED, dev_name(&pdev->dev), sai);
if (ret) {
dev_err(&pdev->dev, "IRQ request returned %d\n", ret);
- return ret;
+ goto err_unprepare_pclk;
}
if (STM_SAI_PROTOCOL_IS_SPDIF(sai))
conf = &stm32_sai_pcm_config_spdif;
ret = snd_dmaengine_pcm_register(&pdev->dev, conf, 0);
- if (ret)
- return dev_err_probe(&pdev->dev, ret, "Could not register pcm dma\n");
+ if (ret) {
+ ret = dev_err_probe(&pdev->dev, ret, "Could not register pcm dma\n");
+ goto err_unprepare_pclk;
+ }
ret = snd_soc_register_component(&pdev->dev, &stm32_component,
&sai->cpu_dai_drv, 1);
if (ret) {
snd_dmaengine_pcm_unregister(&pdev->dev);
- return ret;
+ goto err_unprepare_pclk;
}
pm_runtime_enable(&pdev->dev);
return 0;
+
+err_unprepare_pclk:
+ clk_unprepare(sai->pdata->pclk);
+ of_node_put(sai->np_sync_provider);
+
+ return ret;
}
static void stm32_sai_sub_remove(struct platform_device *pdev)
@@ -1582,6 +1604,7 @@ static void stm32_sai_sub_remove(struct platform_device *pdev)
snd_dmaengine_pcm_unregister(&pdev->dev);
snd_soc_unregister_component(&pdev->dev);
pm_runtime_disable(&pdev->dev);
+ of_node_put(sai->np_sync_provider);
}
#ifdef CONFIG_PM_SLEEP
diff --git a/sound/usb/mixer_us16x08.c b/sound/usb/mixer_us16x08.c
index 20ac32635f1f..d05cb54de788 100644
--- a/sound/usb/mixer_us16x08.c
+++ b/sound/usb/mixer_us16x08.c
@@ -656,17 +656,25 @@ static void get_meter_levels_from_urb(int s,
u8 *meter_urb)
{
int val = MUC2(meter_urb, s) + (MUC3(meter_urb, s) << 8);
+ int ch = MUB2(meter_urb, s) - 1;
+
+ if (ch < 0)
+ return;
if (MUA0(meter_urb, s) == 0x61 && MUA1(meter_urb, s) == 0x02 &&
MUA2(meter_urb, s) == 0x04 && MUB0(meter_urb, s) == 0x62) {
- if (MUC0(meter_urb, s) == 0x72)
- store->meter_level[MUB2(meter_urb, s) - 1] = val;
- if (MUC0(meter_urb, s) == 0xb2)
- store->comp_level[MUB2(meter_urb, s) - 1] = val;
+ if (ch < SND_US16X08_MAX_CHANNELS) {
+ if (MUC0(meter_urb, s) == 0x72)
+ store->meter_level[ch] = val;
+ if (MUC0(meter_urb, s) == 0xb2)
+ store->comp_level[ch] = val;
+ }
}
if (MUA0(meter_urb, s) == 0x61 && MUA1(meter_urb, s) == 0x02 &&
- MUA2(meter_urb, s) == 0x02 && MUB0(meter_urb, s) == 0x62)
- store->master_level[MUB2(meter_urb, s) - 1] = val;
+ MUA2(meter_urb, s) == 0x02 && MUB0(meter_urb, s) == 0x62) {
+ if (ch < ARRAY_SIZE(store->master_level))
+ store->master_level[ch] = val;
+ }
}
/* Function to retrieve current meter values from the device.
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index 68238e62020b..44274f39d693 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1922,6 +1922,8 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip,
case USB_ID(0x16d0, 0x09d8): /* NuPrime IDA-8 */
case USB_ID(0x16d0, 0x09db): /* NuPrime Audio DAC-9 */
case USB_ID(0x16d0, 0x09dd): /* Encore mDSD */
+ case USB_ID(0x16d0, 0x0ab1): /* PureAudio APA DAC */
+ case USB_ID(0x16d0, 0xeca1): /* PureAudio Lotus DAC5, DAC5 SE, DAC5 Pro */
case USB_ID(0x1db5, 0x0003): /* Bryston BDA3 */
case USB_ID(0x20a0, 0x4143): /* WaveIO USB Audio 2.0 */
case USB_ID(0x22e1, 0xca01): /* HDTA Serenade DSD */
@@ -2189,6 +2191,10 @@ static const struct usb_audio_quirk_flags_table quirk_flags_table[] = {
QUIRK_FLAG_IGNORE_CLOCK_SOURCE),
DEVICE_FLG(0x1686, 0x00dd, /* Zoom R16/24 */
QUIRK_FLAG_TX_LENGTH | QUIRK_FLAG_CTL_MSG_DELAY_1M),
+ DEVICE_FLG(0x16d0, 0x0ab1, /* PureAudio APA DAC */
+ QUIRK_FLAG_DSD_RAW),
+ DEVICE_FLG(0x16d0, 0xeca1, /* PureAudio Lotus DAC5, DAC5 SE and DAC5 Pro */
+ QUIRK_FLAG_DSD_RAW),
DEVICE_FLG(0x17aa, 0x1046, /* Lenovo ThinkStation P620 Rear Line-in, Line-out and Microphone */
QUIRK_FLAG_DISABLE_AUTOSUSPEND),
DEVICE_FLG(0x17aa, 0x104d, /* Lenovo ThinkStation P620 Internal Speaker + Front Headset */
diff --git a/tools/include/nolibc/stdio.h b/tools/include/nolibc/stdio.h
index cae402c11e57..36952314eef6 100644
--- a/tools/include/nolibc/stdio.h
+++ b/tools/include/nolibc/stdio.h
@@ -352,7 +352,11 @@ int printf(const char *fmt, ...)
static __attribute__((unused))
void perror(const char *msg)
{
+#ifdef NOLIBC_IGNORE_ERRNO
+ fprintf(stderr, "%s%sunknown error\n", (msg && *msg) ? msg : "", (msg && *msg) ? ": " : "");
+#else
fprintf(stderr, "%s%serrno=%d\n", (msg && *msg) ? msg : "", (msg && *msg) ? ": " : "", errno);
+#endif
}
static __attribute__((unused))
diff --git a/tools/lib/perf/cpumap.c b/tools/lib/perf/cpumap.c
index 2a5a29217374..97f76d5457b9 100644
--- a/tools/lib/perf/cpumap.c
+++ b/tools/lib/perf/cpumap.c
@@ -367,10 +367,12 @@ struct perf_cpu perf_cpu_map__max(const struct perf_cpu_map *map)
.cpu = -1
};
- // cpu_map__trim_new() qsort()s it, cpu_map__default_new() sorts it as well.
- return __perf_cpu_map__nr(map) > 0
- ? __perf_cpu_map__cpu(map, __perf_cpu_map__nr(map) - 1)
- : result;
+ if (!map)
+ return result;
+
+ // The CPUs are always sorted and nr is always > 0 as 0 length map is
+ // encoded as NULL.
+ return __perf_cpu_map__cpu(map, __perf_cpu_map__nr(map) - 1);
}
/** Is 'b' a subset of 'a'. */
diff --git a/tools/mm/page_owner_sort.c b/tools/mm/page_owner_sort.c
index 99798894b879..9863e92bc180 100644
--- a/tools/mm/page_owner_sort.c
+++ b/tools/mm/page_owner_sort.c
@@ -178,7 +178,11 @@ static int compare_ts(const void *p1, const void *p2)
{
const struct block_list *l1 = p1, *l2 = p2;
- return l1->ts_nsec < l2->ts_nsec ? -1 : 1;
+ if (l1->ts_nsec < l2->ts_nsec)
+ return -1;
+ if (l1->ts_nsec > l2->ts_nsec)
+ return 1;
+ return 0;
}
static int compare_free_ts(const void *p1, const void *p2)
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index f8e676a6e6f8..c021798ba837 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -2619,7 +2619,8 @@ static int decode_sections(struct objtool_file *file)
* Must be before add_jump_destinations(), which depends on 'func'
* being set for alternatives, to enable proper sibling call detection.
*/
- if (opts.stackval || opts.orc || opts.uaccess || opts.noinstr) {
+ if (opts.stackval || opts.orc || opts.uaccess || opts.noinstr ||
+ opts.hack_jump_label) {
ret = add_special_section_alts(file);
if (ret)
return ret;
diff --git a/tools/objtool/elf.c b/tools/objtool/elf.c
index 081befa4674b..797507a90251 100644
--- a/tools/objtool/elf.c
+++ b/tools/objtool/elf.c
@@ -110,7 +110,7 @@ struct symbol_hole {
};
/*
- * Find !section symbol where @offset is after it.
+ * Find the last symbol before @offset.
*/
static int symbol_hole_by_offset(const void *key, const struct rb_node *node)
{
@@ -121,8 +121,7 @@ static int symbol_hole_by_offset(const void *key, const struct rb_node *node)
return -1;
if (sh->key >= s->offset + s->len) {
- if (s->type != STT_SECTION)
- sh->sym = s;
+ sh->sym = s;
return 1;
}
@@ -410,7 +409,8 @@ static void elf_add_symbol(struct elf *elf, struct symbol *sym)
sym->len = sym->sym.st_size;
__sym_for_each(iter, &sym->sec->symbol_tree, sym->offset, sym->offset) {
- if (iter->offset == sym->offset && iter->type == sym->type)
+ if (iter->offset == sym->offset && iter->type == sym->type &&
+ iter->len == sym->len)
iter->alias = sym;
}
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 81f77c0505fd..ddaf38f92898 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -2776,11 +2776,11 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
rec->bytes_written += off_cpu_write(rec->session);
record__read_lost_samples(rec);
- record__synthesize(rec, true);
/* this will be recalculated during process_buildids() */
rec->samples = 0;
if (!err) {
+ record__synthesize(rec, true);
if (!rec->timestamp_filename) {
record__finish_output(rec);
} else {
diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
index a454c6737563..573e7447fb42 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.c
@@ -368,31 +368,20 @@ static int arm_spe_pkt_desc_op_type(const struct arm_spe_pkt *packet,
arm_spe_pkt_out_string(&err, &buf, &buf_len, " AR");
}
- switch (SPE_OP_PKT_LDST_SUBCLASS_GET(payload)) {
- case SPE_OP_PKT_LDST_SUBCLASS_SIMD_FP:
+ if (SPE_OP_PKT_LDST_SUBCLASS_SIMD_FP(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " SIMD-FP");
- break;
- case SPE_OP_PKT_LDST_SUBCLASS_GP_REG:
+ else if (SPE_OP_PKT_LDST_SUBCLASS_GP_REG(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " GP-REG");
- break;
- case SPE_OP_PKT_LDST_SUBCLASS_UNSPEC_REG:
+ else if (SPE_OP_PKT_LDST_SUBCLASS_UNSPEC_REG(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " UNSPEC-REG");
- break;
- case SPE_OP_PKT_LDST_SUBCLASS_NV_SYSREG:
+ else if (SPE_OP_PKT_LDST_SUBCLASS_NV_SYSREG(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " NV-SYSREG");
- break;
- case SPE_OP_PKT_LDST_SUBCLASS_MTE_TAG:
+ else if (SPE_OP_PKT_LDST_SUBCLASS_MTE_TAG(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " MTE-TAG");
- break;
- case SPE_OP_PKT_LDST_SUBCLASS_MEMCPY:
+ else if (SPE_OP_PKT_LDST_SUBCLASS_MEMCPY(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " MEMCPY");
- break;
- case SPE_OP_PKT_LDST_SUBCLASS_MEMSET:
+ else if (SPE_OP_PKT_LDST_SUBCLASS_MEMSET(payload))
arm_spe_pkt_out_string(&err, &buf, &buf_len, " MEMSET");
- break;
- default:
- break;
- }
if (SPE_OP_PKT_IS_LDST_SVE(payload)) {
/* SVE effective vector length */
@@ -410,10 +399,16 @@ static int arm_spe_pkt_desc_op_type(const struct arm_spe_pkt *packet,
if (payload & SPE_OP_PKT_COND)
arm_spe_pkt_out_string(&err, &buf, &buf_len, " COND");
-
- if (SPE_OP_PKT_IS_INDIRECT_BRANCH(payload))
+ if (payload & SPE_OP_PKT_INDIRECT_BRANCH)
arm_spe_pkt_out_string(&err, &buf, &buf_len, " IND");
-
+ if (payload & SPE_OP_PKT_GCS)
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, " GCS");
+ if (SPE_OP_PKT_CR_BL(payload))
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, " CR-BL");
+ if (SPE_OP_PKT_CR_RET(payload))
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, " CR-RET");
+ if (SPE_OP_PKT_CR_NON_BL_RET(payload))
+ arm_spe_pkt_out_string(&err, &buf, &buf_len, " CR-NON-BL-RET");
break;
default:
/* Unknown index */
diff --git a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h
index 464a912b221c..0d947df9dd6e 100644
--- a/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h
+++ b/tools/perf/util/arm-spe-decoder/arm-spe-pkt-decoder.h
@@ -7,6 +7,7 @@
#ifndef INCLUDE__ARM_SPE_PKT_DECODER_H__
#define INCLUDE__ARM_SPE_PKT_DECODER_H__
+#include <linux/bitfield.h>
#include <stddef.h>
#include <stdint.h>
@@ -116,16 +117,13 @@ enum arm_spe_events {
#define SPE_OP_PKT_IS_OTHER_SVE_OP(v) (((v) & (BIT(7) | BIT(3) | BIT(0))) == 0x8)
-#define SPE_OP_PKT_COND BIT(0)
-
-#define SPE_OP_PKT_LDST_SUBCLASS_GET(v) ((v) & GENMASK_ULL(7, 1))
-#define SPE_OP_PKT_LDST_SUBCLASS_GP_REG 0x0
-#define SPE_OP_PKT_LDST_SUBCLASS_SIMD_FP 0x4
-#define SPE_OP_PKT_LDST_SUBCLASS_UNSPEC_REG 0x10
-#define SPE_OP_PKT_LDST_SUBCLASS_NV_SYSREG 0x30
-#define SPE_OP_PKT_LDST_SUBCLASS_MTE_TAG 0x14
-#define SPE_OP_PKT_LDST_SUBCLASS_MEMCPY 0x20
-#define SPE_OP_PKT_LDST_SUBCLASS_MEMSET 0x25
+#define SPE_OP_PKT_LDST_SUBCLASS_GP_REG(v) (((v) & GENMASK_ULL(7, 1)) == 0x0)
+#define SPE_OP_PKT_LDST_SUBCLASS_SIMD_FP(v) (((v) & GENMASK_ULL(7, 1)) == 0x4)
+#define SPE_OP_PKT_LDST_SUBCLASS_UNSPEC_REG(v) (((v) & GENMASK_ULL(7, 1)) == 0x10)
+#define SPE_OP_PKT_LDST_SUBCLASS_NV_SYSREG(v) (((v) & GENMASK_ULL(7, 1)) == 0x30)
+#define SPE_OP_PKT_LDST_SUBCLASS_MTE_TAG(v) (((v) & GENMASK_ULL(7, 1)) == 0x14)
+#define SPE_OP_PKT_LDST_SUBCLASS_MEMCPY(v) (((v) & GENMASK_ULL(7, 1)) == 0x20)
+#define SPE_OP_PKT_LDST_SUBCLASS_MEMSET(v) (((v) & GENMASK_ULL(7, 0)) == 0x25)
#define SPE_OP_PKT_IS_LDST_ATOMIC(v) (((v) & (GENMASK_ULL(7, 5) | BIT(1))) == 0x2)
@@ -148,7 +146,13 @@ enum arm_spe_events {
#define SPE_OP_PKT_SVE_PRED BIT(2)
#define SPE_OP_PKT_SVE_FP BIT(1)
-#define SPE_OP_PKT_IS_INDIRECT_BRANCH(v) (((v) & GENMASK_ULL(7, 1)) == 0x2)
+#define SPE_OP_PKT_CR_MASK GENMASK_ULL(4, 3)
+#define SPE_OP_PKT_CR_BL(v) (FIELD_GET(SPE_OP_PKT_CR_MASK, (v)) == 1)
+#define SPE_OP_PKT_CR_RET(v) (FIELD_GET(SPE_OP_PKT_CR_MASK, (v)) == 2)
+#define SPE_OP_PKT_CR_NON_BL_RET(v) (FIELD_GET(SPE_OP_PKT_CR_MASK, (v)) == 3)
+#define SPE_OP_PKT_GCS BIT(2)
+#define SPE_OP_PKT_INDIRECT_BRANCH BIT(1)
+#define SPE_OP_PKT_COND BIT(0)
const char *arm_spe_pkt_name(enum arm_spe_pkt_type);
diff --git a/tools/perf/util/bpf_lock_contention.c b/tools/perf/util/bpf_lock_contention.c
index e7dddf0127bc..aa4c7baf20f5 100644
--- a/tools/perf/util/bpf_lock_contention.c
+++ b/tools/perf/util/bpf_lock_contention.c
@@ -24,6 +24,9 @@ int lock_contention_prepare(struct lock_contention *con)
struct evlist *evlist = con->evlist;
struct target *target = con->target;
+ /* make sure it loads the kernel map before lookup */
+ map__load(machine__kernel_map(con->machine));
+
skel = lock_contention_bpf__open();
if (!skel) {
pr_err("Failed to open lock-contention BPF skeleton\n");
@@ -284,9 +287,6 @@ int lock_contention_read(struct lock_contention *con)
bpf_prog_test_run_opts(prog_fd, &opts);
}
- /* make sure it loads the kernel map */
- map__load(maps__first(machine->kmaps)->map);
-
prev_key = NULL;
while (!bpf_map_get_next_key(fd, prev_key, &key)) {
s64 ls_key;
diff --git a/tools/perf/util/maps.c b/tools/perf/util/maps.c
index 9a011aed4b75..9c7618b7d5e9 100644
--- a/tools/perf/util/maps.c
+++ b/tools/perf/util/maps.c
@@ -713,3 +713,16 @@ int maps__merge_in(struct maps *kmaps, struct map *new_map)
}
return err;
}
+
+void maps__load_first(struct maps *maps)
+{
+ struct map_rb_node *first;
+
+ down_read(maps__lock(maps));
+
+ first = maps__first(maps);
+ if (first)
+ map__load(first->map);
+
+ up_read(maps__lock(maps));
+}
diff --git a/tools/perf/util/maps.h b/tools/perf/util/maps.h
index a689149be8c4..d9f65f9e6d09 100644
--- a/tools/perf/util/maps.h
+++ b/tools/perf/util/maps.h
@@ -145,4 +145,6 @@ void __maps__sort_by_name(struct maps *maps);
void maps__fixup_end(struct maps *maps);
+void maps__load_first(struct maps *maps);
+
#endif // __PERF_MAPS_H
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index ea24f21aafc3..18556b7a7656 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -905,11 +905,11 @@ static int maps__split_kallsyms(struct maps *kmaps, struct dso *dso, u64 delta,
if (dso->kernel == DSO_SPACE__KERNEL_GUEST)
snprintf(dso_name, sizeof(dso_name),
"[guest.kernel].%d",
- kernel_range++);
+ kernel_range);
else
snprintf(dso_name, sizeof(dso_name),
"[kernel].%d",
- kernel_range++);
+ kernel_range);
ndso = dso__new(dso_name);
if (ndso == NULL)
diff --git a/tools/testing/ktest/config-bisect.pl b/tools/testing/ktest/config-bisect.pl
index 6fd864935319..bee7cb34a289 100755
--- a/tools/testing/ktest/config-bisect.pl
+++ b/tools/testing/ktest/config-bisect.pl
@@ -741,9 +741,9 @@ if ($start) {
die "Can not find file $bad\n";
}
if ($val eq "good") {
- run_command "cp $output_config $good" or die "failed to copy $config to $good\n";
+ run_command "cp $output_config $good" or die "failed to copy $output_config to $good\n";
} elsif ($val eq "bad") {
- run_command "cp $output_config $bad" or die "failed to copy $config to $bad\n";
+ run_command "cp $output_config $bad" or die "failed to copy $output_config to $bad\n";
}
}
diff --git a/tools/testing/nvdimm/test/nfit.c b/tools/testing/nvdimm/test/nfit.c
index 005043bd9623..c0e1949d4016 100644
--- a/tools/testing/nvdimm/test/nfit.c
+++ b/tools/testing/nvdimm/test/nfit.c
@@ -670,6 +670,7 @@ static int nfit_test_search_spa(struct nvdimm_bus *bus,
.addr = spa->spa,
.region = NULL,
};
+ struct nfit_mem *nfit_mem;
u64 dpa;
ret = device_for_each_child(&bus->dev, &ctx,
@@ -687,8 +688,12 @@ static int nfit_test_search_spa(struct nvdimm_bus *bus,
*/
nd_mapping = &nd_region->mapping[nd_region->ndr_mappings - 1];
nvdimm = nd_mapping->nvdimm;
+ nfit_mem = nvdimm_provider_data(nvdimm);
+ if (!nfit_mem)
+ return -EINVAL;
- spa->devices[0].nfit_device_handle = handle[nvdimm->id];
+ spa->devices[0].nfit_device_handle =
+ __to_nfit_memdev(nfit_mem)->device_handle;
spa->num_nvdimms = 1;
spa->devices[0].dpa = dpa;
diff --git a/tools/testing/radix-tree/idr-test.c b/tools/testing/radix-tree/idr-test.c
index ca24f6839d50..f34e27452439 100644
--- a/tools/testing/radix-tree/idr-test.c
+++ b/tools/testing/radix-tree/idr-test.c
@@ -57,6 +57,26 @@ void idr_alloc_test(void)
idr_destroy(&idr);
}
+void idr_alloc2_test(void)
+{
+ int id;
+ struct idr idr = IDR_INIT_BASE(idr, 1);
+
+ id = idr_alloc(&idr, idr_alloc2_test, 0, 1, GFP_KERNEL);
+ assert(id == -ENOSPC);
+
+ id = idr_alloc(&idr, idr_alloc2_test, 1, 2, GFP_KERNEL);
+ assert(id == 1);
+
+ id = idr_alloc(&idr, idr_alloc2_test, 0, 1, GFP_KERNEL);
+ assert(id == -ENOSPC);
+
+ id = idr_alloc(&idr, idr_alloc2_test, 0, 2, GFP_KERNEL);
+ assert(id == -ENOSPC);
+
+ idr_destroy(&idr);
+}
+
void idr_replace_test(void)
{
DEFINE_IDR(idr);
@@ -409,6 +429,7 @@ void idr_checks(void)
idr_replace_test();
idr_alloc_test();
+ idr_alloc2_test();
idr_null_test();
idr_nowait_test();
idr_get_next_test(0);
diff --git a/tools/testing/selftests/bpf/prog_tests/perf_branches.c b/tools/testing/selftests/bpf/prog_tests/perf_branches.c
index bc24f83339d6..0a7ef770c487 100644
--- a/tools/testing/selftests/bpf/prog_tests/perf_branches.c
+++ b/tools/testing/selftests/bpf/prog_tests/perf_branches.c
@@ -15,6 +15,10 @@ static void check_good_sample(struct test_perf_branches *skel)
int pbe_size = sizeof(struct perf_branch_entry);
int duration = 0;
+ if (CHECK(!skel->bss->run_cnt, "invalid run_cnt",
+ "checked sample validity before prog run"))
+ return;
+
if (CHECK(!skel->bss->valid, "output not valid",
"no valid sample from prog"))
return;
@@ -45,6 +49,10 @@ static void check_bad_sample(struct test_perf_branches *skel)
int written_stack = skel->bss->written_stack_out;
int duration = 0;
+ if (CHECK(!skel->bss->run_cnt, "invalid run_cnt",
+ "checked sample validity before prog run"))
+ return;
+
if (CHECK(!skel->bss->valid, "output not valid",
"no valid sample from prog"))
return;
@@ -83,8 +91,12 @@ static void test_perf_branches_common(int perf_fd,
err = pthread_setaffinity_np(pthread_self(), sizeof(cpu_set), &cpu_set);
if (CHECK(err, "set_affinity", "cpu #0, err %d\n", err))
goto out_destroy;
- /* spin the loop for a while (random high number) */
- for (i = 0; i < 1000000; ++i)
+
+ /* Spin the loop for a while by using a high iteration count, and by
+ * checking whether the specific run count marker has been explicitly
+ * incremented at least once by the backing perf_event BPF program.
+ */
+ for (i = 0; i < 100000000 && !*(volatile int *)&skel->bss->run_cnt; ++i)
++j;
test_perf_branches__detach(skel);
@@ -116,11 +128,11 @@ static void test_perf_branches_hw(void)
pfd = syscall(__NR_perf_event_open, &attr, -1, 0, -1, PERF_FLAG_FD_CLOEXEC);
/*
- * Some setups don't support branch records (virtual machines, !x86),
- * so skip test in this case.
+ * Some setups don't support LBR (virtual machines, !x86, AMD Milan Zen
+ * 3 which only supports BRS), so skip test in this case.
*/
if (pfd < 0) {
- if (errno == ENOENT || errno == EOPNOTSUPP) {
+ if (errno == ENOENT || errno == EOPNOTSUPP || errno == EINVAL) {
printf("%s:SKIP:no PERF_SAMPLE_BRANCH_STACK\n",
__func__);
test__skip();
diff --git a/tools/testing/selftests/bpf/prog_tests/send_signal.c b/tools/testing/selftests/bpf/prog_tests/send_signal.c
index 9adcda7f1fed..61c903500014 100644
--- a/tools/testing/selftests/bpf/prog_tests/send_signal.c
+++ b/tools/testing/selftests/bpf/prog_tests/send_signal.c
@@ -145,6 +145,11 @@ static void test_send_signal_common(struct perf_event_attr *attr,
skel_open_load_failure:
close(pipe_c2p[0]);
close(pipe_p2c[1]);
+ /*
+ * Child is either about to exit cleanly or stuck in case of errors.
+ * Nudge it to exit.
+ */
+ kill(pid, SIGKILL);
wait(NULL);
}
diff --git a/tools/testing/selftests/bpf/progs/test_perf_branches.c b/tools/testing/selftests/bpf/progs/test_perf_branches.c
index a1ccc831c882..05ac9410cd68 100644
--- a/tools/testing/selftests/bpf/progs/test_perf_branches.c
+++ b/tools/testing/selftests/bpf/progs/test_perf_branches.c
@@ -8,6 +8,7 @@
#include <bpf/bpf_tracing.h>
int valid = 0;
+int run_cnt = 0;
int required_size_out = 0;
int written_stack_out = 0;
int written_global_out = 0;
@@ -24,6 +25,8 @@ int perf_branches(void *ctx)
__u64 entries[4 * 3] = {0};
int required_size, written_stack, written_global;
+ ++run_cnt;
+
/* write to stack */
written_stack = bpf_read_branch_records(ctx, entries, sizeof(entries), 0);
/* ignore spurious events */
diff --git a/tools/testing/selftests/drivers/net/bonding/Makefile b/tools/testing/selftests/drivers/net/bonding/Makefile
index 8a72bb7de70f..770aa7345aac 100644
--- a/tools/testing/selftests/drivers/net/bonding/Makefile
+++ b/tools/testing/selftests/drivers/net/bonding/Makefile
@@ -10,7 +10,7 @@ TEST_PROGS := \
mode-2-recovery-updelay.sh \
bond_options.sh \
bond-eth-type-change.sh \
- bond_macvlan.sh
+ bond_macvlan_ipvlan.sh
TEST_FILES := \
lag_lib.sh \
diff --git a/tools/testing/selftests/drivers/net/bonding/bond_macvlan.sh b/tools/testing/selftests/drivers/net/bonding/bond_macvlan.sh
deleted file mode 100755
index b609fb6231f4..000000000000
--- a/tools/testing/selftests/drivers/net/bonding/bond_macvlan.sh
+++ /dev/null
@@ -1,99 +0,0 @@
-#!/bin/bash
-# SPDX-License-Identifier: GPL-2.0
-#
-# Test macvlan over balance-alb
-
-lib_dir=$(dirname "$0")
-source ${lib_dir}/bond_topo_2d1c.sh
-
-m1_ns="m1-$(mktemp -u XXXXXX)"
-m2_ns="m1-$(mktemp -u XXXXXX)"
-m1_ip4="192.0.2.11"
-m1_ip6="2001:db8::11"
-m2_ip4="192.0.2.12"
-m2_ip6="2001:db8::12"
-
-cleanup()
-{
- ip -n ${m1_ns} link del macv0
- ip netns del ${m1_ns}
- ip -n ${m2_ns} link del macv0
- ip netns del ${m2_ns}
-
- client_destroy
- server_destroy
- gateway_destroy
-}
-
-check_connection()
-{
- local ns=${1}
- local target=${2}
- local message=${3:-"macvlan_over_bond"}
- RET=0
-
-
- ip netns exec ${ns} ping ${target} -c 4 -i 0.1 &>/dev/null
- check_err $? "ping failed"
- log_test "$mode: $message"
-}
-
-macvlan_over_bond()
-{
- local param="$1"
- RET=0
-
- # setup new bond mode
- bond_reset "${param}"
-
- ip -n ${s_ns} link add link bond0 name macv0 type macvlan mode bridge
- ip -n ${s_ns} link set macv0 netns ${m1_ns}
- ip -n ${m1_ns} link set dev macv0 up
- ip -n ${m1_ns} addr add ${m1_ip4}/24 dev macv0
- ip -n ${m1_ns} addr add ${m1_ip6}/24 dev macv0
-
- ip -n ${s_ns} link add link bond0 name macv0 type macvlan mode bridge
- ip -n ${s_ns} link set macv0 netns ${m2_ns}
- ip -n ${m2_ns} link set dev macv0 up
- ip -n ${m2_ns} addr add ${m2_ip4}/24 dev macv0
- ip -n ${m2_ns} addr add ${m2_ip6}/24 dev macv0
-
- sleep 2
-
- check_connection "${c_ns}" "${s_ip4}" "IPv4: client->server"
- check_connection "${c_ns}" "${s_ip6}" "IPv6: client->server"
- check_connection "${c_ns}" "${m1_ip4}" "IPv4: client->macvlan_1"
- check_connection "${c_ns}" "${m1_ip6}" "IPv6: client->macvlan_1"
- check_connection "${c_ns}" "${m2_ip4}" "IPv4: client->macvlan_2"
- check_connection "${c_ns}" "${m2_ip6}" "IPv6: client->macvlan_2"
- check_connection "${m1_ns}" "${m2_ip4}" "IPv4: macvlan_1->macvlan_2"
- check_connection "${m1_ns}" "${m2_ip6}" "IPv6: macvlan_1->macvlan_2"
-
-
- sleep 5
-
- check_connection "${s_ns}" "${c_ip4}" "IPv4: server->client"
- check_connection "${s_ns}" "${c_ip6}" "IPv6: server->client"
- check_connection "${m1_ns}" "${c_ip4}" "IPv4: macvlan_1->client"
- check_connection "${m1_ns}" "${c_ip6}" "IPv6: macvlan_1->client"
- check_connection "${m2_ns}" "${c_ip4}" "IPv4: macvlan_2->client"
- check_connection "${m2_ns}" "${c_ip6}" "IPv6: macvlan_2->client"
- check_connection "${m2_ns}" "${m1_ip4}" "IPv4: macvlan_2->macvlan_2"
- check_connection "${m2_ns}" "${m1_ip6}" "IPv6: macvlan_2->macvlan_2"
-
- ip -n ${c_ns} neigh flush dev eth0
-}
-
-trap cleanup EXIT
-
-setup_prepare
-ip netns add ${m1_ns}
-ip netns add ${m2_ns}
-
-modes="active-backup balance-tlb balance-alb"
-
-for mode in $modes; do
- macvlan_over_bond "mode $mode"
-done
-
-exit $EXIT_STATUS
diff --git a/tools/testing/selftests/drivers/net/bonding/bond_macvlan_ipvlan.sh b/tools/testing/selftests/drivers/net/bonding/bond_macvlan_ipvlan.sh
new file mode 100755
index 000000000000..559f300f965a
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/bonding/bond_macvlan_ipvlan.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Test macvlan/ipvlan over bond
+
+lib_dir=$(dirname "$0")
+source ${lib_dir}/bond_topo_2d1c.sh
+
+xvlan1_ns="xvlan1-$(mktemp -u XXXXXX)"
+xvlan2_ns="xvlan2-$(mktemp -u XXXXXX)"
+xvlan1_ip4="192.0.2.11"
+xvlan1_ip6="2001:db8::11"
+xvlan2_ip4="192.0.2.12"
+xvlan2_ip6="2001:db8::12"
+
+cleanup()
+{
+ client_destroy
+ server_destroy
+ gateway_destroy
+
+ ip netns del ${xvlan1_ns}
+ ip netns del ${xvlan2_ns}
+}
+
+check_connection()
+{
+ local ns=${1}
+ local target=${2}
+ local message=${3}
+ RET=0
+
+ sleep 0.25
+ ip netns exec ${ns} ping ${target} -c 4 -i 0.1 &>/dev/null
+ check_err $? "ping failed"
+ log_test "${bond_mode}/${xvlan_type}_${xvlan_mode}: ${message}"
+}
+
+xvlan_over_bond()
+{
+ local param="$1"
+ local xvlan_type="$2"
+ local xvlan_mode="$3"
+ RET=0
+
+ # setup new bond mode
+ bond_reset "${param}"
+
+ ip -n ${s_ns} link add link bond0 name ${xvlan_type}0 type ${xvlan_type} mode ${xvlan_mode}
+ ip -n ${s_ns} link set ${xvlan_type}0 netns ${xvlan1_ns}
+ ip -n ${xvlan1_ns} link set dev ${xvlan_type}0 up
+ ip -n ${xvlan1_ns} addr add ${xvlan1_ip4}/24 dev ${xvlan_type}0
+ ip -n ${xvlan1_ns} addr add ${xvlan1_ip6}/24 dev ${xvlan_type}0
+
+ ip -n ${s_ns} link add link bond0 name ${xvlan_type}0 type ${xvlan_type} mode ${xvlan_mode}
+ ip -n ${s_ns} link set ${xvlan_type}0 netns ${xvlan2_ns}
+ ip -n ${xvlan2_ns} link set dev ${xvlan_type}0 up
+ ip -n ${xvlan2_ns} addr add ${xvlan2_ip4}/24 dev ${xvlan_type}0
+ ip -n ${xvlan2_ns} addr add ${xvlan2_ip6}/24 dev ${xvlan_type}0
+
+ sleep 2
+
+ check_connection "${c_ns}" "${s_ip4}" "IPv4: client->server"
+ check_connection "${c_ns}" "${s_ip6}" "IPv6: client->server"
+ check_connection "${c_ns}" "${xvlan1_ip4}" "IPv4: client->${xvlan_type}_1"
+ check_connection "${c_ns}" "${xvlan1_ip6}" "IPv6: client->${xvlan_type}_1"
+ check_connection "${c_ns}" "${xvlan2_ip4}" "IPv4: client->${xvlan_type}_2"
+ check_connection "${c_ns}" "${xvlan2_ip6}" "IPv6: client->${xvlan_type}_2"
+ check_connection "${xvlan1_ns}" "${xvlan2_ip4}" "IPv4: ${xvlan_type}_1->${xvlan_type}_2"
+ check_connection "${xvlan1_ns}" "${xvlan2_ip6}" "IPv6: ${xvlan_type}_1->${xvlan_type}_2"
+
+ check_connection "${s_ns}" "${c_ip4}" "IPv4: server->client"
+ check_connection "${s_ns}" "${c_ip6}" "IPv6: server->client"
+ check_connection "${xvlan1_ns}" "${c_ip4}" "IPv4: ${xvlan_type}_1->client"
+ check_connection "${xvlan1_ns}" "${c_ip6}" "IPv6: ${xvlan_type}_1->client"
+ check_connection "${xvlan2_ns}" "${c_ip4}" "IPv4: ${xvlan_type}_2->client"
+ check_connection "${xvlan2_ns}" "${c_ip6}" "IPv6: ${xvlan_type}_2->client"
+ check_connection "${xvlan2_ns}" "${xvlan1_ip4}" "IPv4: ${xvlan_type}_2->${xvlan_type}_1"
+ check_connection "${xvlan2_ns}" "${xvlan1_ip6}" "IPv6: ${xvlan_type}_2->${xvlan_type}_1"
+
+ ip -n ${c_ns} neigh flush dev eth0
+}
+
+trap cleanup EXIT
+
+setup_prepare
+ip netns add ${xvlan1_ns}
+ip netns add ${xvlan2_ns}
+
+bond_modes="active-backup balance-tlb balance-alb"
+
+for bond_mode in ${bond_modes}; do
+ xvlan_over_bond "mode ${bond_mode}" macvlan bridge
+ xvlan_over_bond "mode ${bond_mode}" ipvlan l2
+done
+
+exit $EXIT_STATUS
diff --git a/tools/testing/selftests/drivers/net/bonding/config b/tools/testing/selftests/drivers/net/bonding/config
index 70638fa50b2c..dad4e5fda4db 100644
--- a/tools/testing/selftests/drivers/net/bonding/config
+++ b/tools/testing/selftests/drivers/net/bonding/config
@@ -1,2 +1,11 @@
CONFIG_BONDING=y
+CONFIG_BRIDGE=y
+CONFIG_DUMMY=y
+CONFIG_IPV6=y
CONFIG_MACVLAN=y
+CONFIG_IPVLAN=y
+CONFIG_NET_ACT_GACT=y
+CONFIG_NET_CLS_FLOWER=y
+CONFIG_NET_SCH_INGRESS=y
+CONFIG_NLMON=y
+CONFIG_VETH=y
diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
index aee22289536b..1b57771dbfdf 100644
--- a/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
+++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_traceonoff_triggers.tc
@@ -90,9 +90,10 @@ if [ $on != "0" ]; then
fail "Tracing is not off"
fi
-csum1=`md5sum trace`
+# Cannot rely on names being around as they are only cached, strip them
+csum1=`cat trace | sed -e 's/^ *[^ ]*\(-[0-9][0-9]*\)/\1/' | md5sum`
sleep $SLEEP_TIME
-csum2=`md5sum trace`
+csum2=`cat trace | sed -e 's/^ *[^ ]*\(-[0-9][0-9]*\)/\1/' | md5sum`
if [ "$csum1" != "$csum2" ]; then
fail "Tracing file is still changing"
diff --git a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
index 8b120718768e..9f8dec2f6539 100644
--- a/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
+++ b/tools/testing/selftests/net/openvswitch/ovs-dpctl.py
@@ -489,7 +489,7 @@ class ovsactions(nla):
actstr, reason = parse_extract_field(
actstr,
"drop(",
- "([0-9]+)",
+ r"([0-9]+)",
lambda x: int(x, 0),
False,
None,
@@ -502,9 +502,9 @@ class ovsactions(nla):
actstr = actstr[len("drop"): ]
return (totallen - len(actstr))
- elif parse_starts_block(actstr, "^(\d+)", False, True):
+ elif parse_starts_block(actstr, r"^(\d+)", False, True):
actstr, output = parse_extract_field(
- actstr, None, "(\d+)", lambda x: int(x), False, "0"
+ actstr, None, r"(\d+)", lambda x: int(x), False, "0"
)
self["attrs"].append(["OVS_ACTION_ATTR_OUTPUT", output])
parsed = True
@@ -512,7 +512,7 @@ class ovsactions(nla):
actstr, recircid = parse_extract_field(
actstr,
"recirc(",
- "([0-9a-fA-Fx]+)",
+ r"([0-9a-fA-Fx]+)",
lambda x: int(x, 0),
False,
0,
@@ -588,17 +588,17 @@ class ovsactions(nla):
actstr = actstr[3:]
actstr, ip_block_min = parse_extract_field(
- actstr, "=", "([0-9a-fA-F\.]+)", str, False
+ actstr, "=", r"([0-9a-fA-F\.]+)", str, False
)
actstr, ip_block_max = parse_extract_field(
- actstr, "-", "([0-9a-fA-F\.]+)", str, False
+ actstr, "-", r"([0-9a-fA-F\.]+)", str, False
)
actstr, proto_min = parse_extract_field(
- actstr, ":", "(\d+)", int, False
+ actstr, ":", r"(\d+)", int, False
)
actstr, proto_max = parse_extract_field(
- actstr, "-", "(\d+)", int, False
+ actstr, "-", r"(\d+)", int, False
)
if t is not None:
diff --git a/tools/testing/selftests/net/tap.c b/tools/testing/selftests/net/tap.c
index 247c3b3ac1c9..51a209014f1c 100644
--- a/tools/testing/selftests/net/tap.c
+++ b/tools/testing/selftests/net/tap.c
@@ -56,18 +56,12 @@ static void rtattr_end(struct nlmsghdr *nh, struct rtattr *attr)
static struct rtattr *rtattr_add_str(struct nlmsghdr *nh, unsigned short type,
const char *s)
{
- struct rtattr *rta = rtattr_add(nh, type, strlen(s));
+ unsigned int strsz = strlen(s) + 1;
+ struct rtattr *rta;
- memcpy(RTA_DATA(rta), s, strlen(s));
- return rta;
-}
-
-static struct rtattr *rtattr_add_strsz(struct nlmsghdr *nh, unsigned short type,
- const char *s)
-{
- struct rtattr *rta = rtattr_add(nh, type, strlen(s) + 1);
+ rta = rtattr_add(nh, type, strsz);
- strcpy(RTA_DATA(rta), s);
+ memcpy(RTA_DATA(rta), s, strsz);
return rta;
}
@@ -119,7 +113,7 @@ static int dev_create(const char *dev, const char *link_type,
link_info = rtattr_begin(&req.nh, IFLA_LINKINFO);
- rtattr_add_strsz(&req.nh, IFLA_INFO_KIND, link_type);
+ rtattr_add_str(&req.nh, IFLA_INFO_KIND, link_type);
if (fill_info_data) {
info_data = rtattr_begin(&req.nh, IFLA_INFO_DATA);
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