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Message-Id: <2023051142-visitor-chokehold-078b@gregkh>
Date: Thu, 11 May 2023 23:36:43 +0900
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 5.15.111
diff --git a/Makefile b/Makefile
index 781af18b5984..4d0a49688376 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 15
-SUBLEVEL = 110
+SUBLEVEL = 111
EXTRAVERSION =
NAME = Trick or Treat
diff --git a/arch/arm/boot/dts/omap3-gta04.dtsi b/arch/arm/boot/dts/omap3-gta04.dtsi
index 3923b38e798d..bb5e00b36d8d 100644
--- a/arch/arm/boot/dts/omap3-gta04.dtsi
+++ b/arch/arm/boot/dts/omap3-gta04.dtsi
@@ -609,6 +609,22 @@ &i2c3 {
clock-frequency = <100000>;
};
+&mcspi1 {
+ status = "disabled";
+};
+
+&mcspi2 {
+ status = "disabled";
+};
+
+&mcspi3 {
+ status = "disabled";
+};
+
+&mcspi4 {
+ status = "disabled";
+};
+
&usb_otg_hs {
interface-type = <0>;
usb-phy = <&usb2_phy>;
diff --git a/arch/arm/boot/dts/qcom-ipq4019.dtsi b/arch/arm/boot/dts/qcom-ipq4019.dtsi
index 08bc5f46649d..9dcf308b3ad4 100644
--- a/arch/arm/boot/dts/qcom-ipq4019.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq4019.dtsi
@@ -424,8 +424,8 @@ pcie0: pci@...00000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x81000000 0 0x40200000 0x40200000 0 0x00100000>,
- <0x82000000 0 0x40300000 0x40300000 0 0x00d00000>;
+ ranges = <0x81000000 0x0 0x00000000 0x40200000 0x0 0x00100000>,
+ <0x82000000 0x0 0x40300000 0x40300000 0x0 0x00d00000>;
interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
diff --git a/arch/arm/boot/dts/qcom-ipq8064.dtsi b/arch/arm/boot/dts/qcom-ipq8064.dtsi
index 4139d3817bd6..f4139411c41e 100644
--- a/arch/arm/boot/dts/qcom-ipq8064.dtsi
+++ b/arch/arm/boot/dts/qcom-ipq8064.dtsi
@@ -808,8 +808,8 @@ pcie0: pci@...00000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x81000000 0 0x0fe00000 0x0fe00000 0 0x00100000 /* downstream I/O */
- 0x82000000 0 0x08000000 0x08000000 0 0x07e00000>; /* non-prefetchable memory */
+ ranges = <0x81000000 0x0 0x00000000 0x0fe00000 0x0 0x00010000 /* I/O */
+ 0x82000000 0x0 0x08000000 0x08000000 0x0 0x07e00000>; /* MEM */
interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
@@ -859,8 +859,8 @@ pcie1: pci@...00000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x81000000 0 0x31e00000 0x31e00000 0 0x00100000 /* downstream I/O */
- 0x82000000 0 0x2e000000 0x2e000000 0 0x03e00000>; /* non-prefetchable memory */
+ ranges = <0x81000000 0x0 0x00000000 0x31e00000 0x0 0x00010000 /* I/O */
+ 0x82000000 0x0 0x2e000000 0x2e000000 0x0 0x03e00000>; /* MEM */
interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
@@ -910,8 +910,8 @@ pcie2: pci@...00000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x81000000 0 0x35e00000 0x35e00000 0 0x00100000 /* downstream I/O */
- 0x82000000 0 0x32000000 0x32000000 0 0x03e00000>; /* non-prefetchable memory */
+ ranges = <0x81000000 0x0 0x00000000 0x35e00000 0x0 0x00010000 /* I/O */
+ 0x82000000 0x0 0x32000000 0x32000000 0x0 0x03e00000>; /* MEM */
interrupts = <GIC_SPI 71 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile
index 11eae3e3a944..bce0a1255453 100644
--- a/arch/arm64/boot/dts/broadcom/Makefile
+++ b/arch/arm64/boot/dts/broadcom/Makefile
@@ -6,6 +6,6 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb \
bcm2837-rpi-3-b-plus.dtb \
bcm2837-rpi-cm3-io3.dtb
-subdir-y += bcm4908
+subdir-y += bcmbca
subdir-y += northstar2
subdir-y += stingray
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/Makefile b/arch/arm64/boot/dts/broadcom/bcm4908/Makefile
deleted file mode 100644
index cc75854519ac..000000000000
--- a/arch/arm64/boot/dts/broadcom/bcm4908/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-dtb-$(CONFIG_ARCH_BCM4908) += bcm4906-netgear-r8000p.dtb
-dtb-$(CONFIG_ARCH_BCM4908) += bcm4906-tplink-archer-c2300-v1.dtb
-dtb-$(CONFIG_ARCH_BCM4908) += bcm4908-asus-gt-ac5300.dtb
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-netgear-r8000p.dts b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-netgear-r8000p.dts
deleted file mode 100644
index 2dd028438c22..000000000000
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-netgear-r8000p.dts
+++ /dev/null
@@ -1,157 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/input/input.h>
-#include <dt-bindings/leds/common.h>
-
-#include "bcm4906.dtsi"
-
-/ {
- compatible = "netgear,r8000p", "brcm,bcm4906", "brcm,bcm4908";
- model = "Netgear R8000P";
-
- memory@0 {
- device_type = "memory";
- reg = <0x00 0x00 0x00 0x20000000>;
- };
-
- leds {
- compatible = "gpio-leds";
-
- led-power-white {
- function = LED_FUNCTION_POWER;
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
- };
-
- led-power-amber {
- function = LED_FUNCTION_POWER;
- color = <LED_COLOR_ID_AMBER>;
- gpios = <&gpio0 9 GPIO_ACTIVE_LOW>;
- };
-
- led-wps {
- function = LED_FUNCTION_WPS;
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
- };
-
- led-2ghz {
- function = "2ghz";
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
- };
-
- led-5ghz-1 {
- function = "5ghz-1";
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
- };
-
- led-5ghz-2 {
- function = "5ghz-2";
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
- };
-
- led-usb2 {
- function = "usb2";
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
- };
-
- led-usb3 {
- function = "usb3";
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
- };
-
- led-wifi {
- function = "wifi";
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 56 GPIO_ACTIVE_LOW>;
- };
- };
-};
-
-&enet {
- nvmem-cells = <&base_mac_addr>;
- nvmem-cell-names = "mac-address";
-};
-
-&usb_phy {
- brcm,ioc = <1>;
- status = "okay";
-};
-
-&ehci {
- status = "okay";
-};
-
-&ohci {
- status = "okay";
-};
-
-&xhci {
- status = "okay";
-};
-
-&ports {
- port@0 {
- label = "lan4";
- };
-
- port@1 {
- label = "lan3";
- };
-
- port@2 {
- label = "lan2";
- };
-
- port@3 {
- label = "lan1";
- };
-
- port@7 {
- reg = <7>;
- phy-mode = "internal";
- phy-handle = <&phy12>;
- label = "wan";
- };
-};
-
-&nandcs {
- nand-ecc-strength = <4>;
- nand-ecc-step-size = <512>;
- nand-on-flash-bbt;
-
- #address-cells = <1>;
- #size-cells = <0>;
-
- partitions {
- compatible = "fixed-partitions";
- #address-cells = <1>;
- #size-cells = <1>;
-
- partition@0 {
- compatible = "nvmem-cells";
- label = "cferom";
- reg = <0x0 0x100000>;
-
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0 0x0 0x100000>;
-
- base_mac_addr: mac@...a0 {
- reg = <0x106a0 0x6>;
- };
- };
-
- partition@...000 {
- compatible = "brcm,bcm4908-firmware";
- label = "firmware";
- reg = <0x100000 0x4400000>;
- };
- };
-};
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-tplink-archer-c2300-v1.dts b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-tplink-archer-c2300-v1.dts
deleted file mode 100644
index b63eefab48bd..000000000000
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906-tplink-archer-c2300-v1.dts
+++ /dev/null
@@ -1,182 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/input/input.h>
-#include <dt-bindings/leds/common.h>
-
-#include "bcm4906.dtsi"
-
-/ {
- compatible = "tplink,archer-c2300-v1", "brcm,bcm4906", "brcm,bcm4908";
- model = "TP-Link Archer C2300 V1";
-
- memory@0 {
- device_type = "memory";
- reg = <0x00 0x00 0x00 0x20000000>;
- };
-
- leds {
- compatible = "gpio-leds";
-
- led-power {
- function = LED_FUNCTION_POWER;
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
- };
-
- led-2ghz {
- function = "2ghz";
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
- };
-
- led-5ghz {
- function = "5ghz";
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
- };
-
- led-wan-amber {
- function = LED_FUNCTION_WAN;
- color = <LED_COLOR_ID_AMBER>;
- gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
- };
-
- led-wan-blue {
- function = LED_FUNCTION_WAN;
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
- };
-
- led-lan {
- function = LED_FUNCTION_LAN;
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
- };
-
- led-wps {
- function = LED_FUNCTION_WPS;
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
- };
-
- led-usb2 {
- function = "usb2";
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
- };
-
- led-usb3 {
- function = "usbd3";
- color = <LED_COLOR_ID_BLUE>;
- gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
- };
-
- led-brightness {
- function = LED_FUNCTION_BACKLIGHT;
- color = <LED_COLOR_ID_WHITE>;
- gpios = <&gpio0 19 GPIO_ACTIVE_LOW>;
- };
- };
-
- gpio-keys-polled {
- compatible = "gpio-keys-polled";
- poll-interval = <100>;
-
- brightness {
- label = "LEDs";
- linux,code = <KEY_BRIGHTNESS_ZERO>;
- gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
- };
-
- wps {
- label = "WPS";
- linux,code = <KEY_WPS_BUTTON>;
- gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
- };
-
- wifi {
- label = "WiFi";
- linux,code = <KEY_RFKILL>;
- gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
- };
-
- restart {
- label = "Reset";
- linux,code = <KEY_RESTART>;
- gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;
- };
- };
-};
-
-&usb_phy {
- brcm,ioc = <1>;
- status = "okay";
-};
-
-&ehci {
- status = "okay";
-};
-
-&ohci {
- status = "okay";
-};
-
-&xhci {
- status = "okay";
-};
-
-&ports {
- port@0 {
- label = "lan4";
- };
-
- port@1 {
- label = "lan3";
- };
-
- port@2 {
- label = "lan2";
- };
-
- port@3 {
- label = "lan1";
- };
-
- port@7 {
- reg = <7>;
- phy-mode = "internal";
- phy-handle = <&phy12>;
- label = "wan";
- };
-};
-
-&nandcs {
- nand-ecc-strength = <4>;
- nand-ecc-step-size = <512>;
- nand-on-flash-bbt;
-
- #address-cells = <1>;
- #size-cells = <0>;
-
- partitions {
- compatible = "brcm,bcm4908-partitions";
- #address-cells = <1>;
- #size-cells = <1>;
-
- partition@0 {
- label = "cferom";
- reg = <0x0 0x100000>;
- };
-
- partition@...000 {
- compatible = "brcm,bcm4908-firmware";
- reg = <0x100000 0x3900000>;
- };
-
- partition@...0000 {
- compatible = "brcm,bcm4908-firmware";
- reg = <0x3a00000 0x3900000>;
- };
- };
-};
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906.dtsi b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906.dtsi
deleted file mode 100644
index d084c33d5ca8..000000000000
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4906.dtsi
+++ /dev/null
@@ -1,26 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-
-#include "bcm4908.dtsi"
-
-/ {
- cpus {
- /delete-node/ cpu@2;
-
- /delete-node/ cpu@3;
- };
-
- timer {
- compatible = "arm,armv8-timer";
- interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
- };
-
- pmu {
- compatible = "arm,cortex-a53-pmu";
- interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-affinity = <&cpu0>, <&cpu1>;
- };
-};
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts
deleted file mode 100644
index 169fbb7cfd34..000000000000
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908-asus-gt-ac5300.dts
+++ /dev/null
@@ -1,159 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-
-#include <dt-bindings/gpio/gpio.h>
-#include <dt-bindings/input/input.h>
-
-#include "bcm4908.dtsi"
-
-/ {
- compatible = "asus,gt-ac5300", "brcm,bcm4908";
- model = "Asus GT-AC5300";
-
- memory@0 {
- device_type = "memory";
- reg = <0x00 0x00 0x00 0x40000000>;
- };
-
- gpio-keys-polled {
- compatible = "gpio-keys-polled";
- poll-interval = <100>;
-
- wifi {
- label = "WiFi";
- linux,code = <KEY_RFKILL>;
- gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
- };
-
- wps {
- label = "WPS";
- linux,code = <KEY_WPS_BUTTON>;
- gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
- };
-
- restart {
- label = "Reset";
- linux,code = <KEY_RESTART>;
- gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
- };
-
- brightness {
- label = "LEDs";
- linux,code = <KEY_BRIGHTNESS_ZERO>;
- gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
- };
- };
-};
-
-&enet {
- nvmem-cells = <&base_mac_addr>;
- nvmem-cell-names = "mac-address";
-};
-
-&usb_phy {
- brcm,ioc = <1>;
- status = "okay";
-};
-
-&ehci {
- status = "okay";
-};
-
-&ohci {
- status = "okay";
-};
-
-&xhci {
- status = "okay";
-};
-
-&ports {
- port@0 {
- label = "lan2";
- };
-
- port@1 {
- label = "lan1";
- };
-
- port@2 {
- label = "lan6";
- };
-
- port@3 {
- label = "lan5";
- };
-
- /* External BCM53134S switch */
- port@7 {
- label = "sw";
- reg = <7>;
- phy-mode = "rgmii";
-
- fixed-link {
- speed = <1000>;
- full-duplex;
- };
- };
-};
-
-&mdio {
- /* lan8 */
- ethernet-phy@0 {
- reg = <0>;
- };
-
- /* lan7 */
- ethernet-phy@1 {
- reg = <1>;
- };
-
- /* lan4 */
- ethernet-phy@2 {
- reg = <2>;
- };
-
- /* lan3 */
- ethernet-phy@3 {
- reg = <3>;
- };
-};
-
-&nandcs {
- nand-ecc-strength = <4>;
- nand-ecc-step-size = <512>;
- nand-on-flash-bbt;
- brcm,nand-has-wp;
-
- #address-cells = <1>;
- #size-cells = <0>;
-
- partitions {
- compatible = "brcm,bcm4908-partitions";
- #address-cells = <1>;
- #size-cells = <1>;
-
- partition@0 {
- compatible = "nvmem-cells";
- label = "cferom";
- reg = <0x0 0x100000>;
-
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0 0x0 0x100000>;
-
- base_mac_addr: mac@...a0 {
- reg = <0x106a0 0x6>;
- };
- };
-
- partition@...000 {
- compatible = "brcm,bcm4908-firmware";
- reg = <0x100000 0x5700000>;
- };
-
- partition@...0000 {
- compatible = "brcm,bcm4908-firmware";
- reg = <0x5800000 0x5700000>;
- };
- };
-};
diff --git a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi b/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
deleted file mode 100644
index e510a6961cf9..000000000000
--- a/arch/arm64/boot/dts/broadcom/bcm4908/bcm4908.dtsi
+++ /dev/null
@@ -1,339 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
-
-#include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/interrupt-controller/arm-gic.h>
-#include <dt-bindings/phy/phy.h>
-#include <dt-bindings/soc/bcm-pmb.h>
-
-/dts-v1/;
-
-/ {
- interrupt-parent = <&gic>;
-
- #address-cells = <2>;
- #size-cells = <2>;
-
- aliases {
- serial0 = &uart0;
- };
-
- chosen {
- stdout-path = "serial0:115200n8";
- };
-
- cpus {
- #address-cells = <1>;
- #size-cells = <0>;
-
- cpu0: cpu@0 {
- device_type = "cpu";
- compatible = "brcm,brahma-b53";
- reg = <0x0>;
- enable-method = "spin-table";
- cpu-release-addr = <0x0 0xfff8>;
- next-level-cache = <&l2>;
- };
-
- cpu1: cpu@1 {
- device_type = "cpu";
- compatible = "brcm,brahma-b53";
- reg = <0x1>;
- enable-method = "spin-table";
- cpu-release-addr = <0x0 0xfff8>;
- next-level-cache = <&l2>;
- };
-
- cpu2: cpu@2 {
- device_type = "cpu";
- compatible = "brcm,brahma-b53";
- reg = <0x2>;
- enable-method = "spin-table";
- cpu-release-addr = <0x0 0xfff8>;
- next-level-cache = <&l2>;
- };
-
- cpu3: cpu@3 {
- device_type = "cpu";
- compatible = "brcm,brahma-b53";
- reg = <0x3>;
- enable-method = "spin-table";
- cpu-release-addr = <0x0 0xfff8>;
- next-level-cache = <&l2>;
- };
-
- l2: l2-cache0 {
- compatible = "cache";
- };
- };
-
- axi@...00000 {
- compatible = "simple-bus";
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0x00 0x00 0x81000000 0x4000>;
-
- gic: interrupt-controller@...0 {
- compatible = "arm,gic-400";
- #interrupt-cells = <3>;
- #address-cells = <0>;
- interrupt-controller;
- reg = <0x1000 0x1000>,
- <0x2000 0x2000>;
- };
- };
-
- timer {
- compatible = "arm,armv8-timer";
- interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
- };
-
- pmu {
- compatible = "arm,cortex-a53-pmu";
- interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
- };
-
- clocks {
- periph_clk: periph_clk {
- compatible = "fixed-clock";
- #clock-cells = <0>;
- clock-frequency = <50000000>;
- clock-output-names = "periph";
- };
- };
-
- soc {
- compatible = "simple-bus";
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0x00 0x00 0x80000000 0x281000>;
-
- enet: ethernet@...0 {
- compatible = "brcm,bcm4908-enet";
- reg = <0x2000 0x1000>;
-
- interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-names = "rx", "tx";
- };
-
- usb_phy: usb-phy@...0 {
- compatible = "brcm,bcm4908-usb-phy";
- reg = <0xc200 0x100>;
- reg-names = "ctrl";
- power-domains = <&pmb BCM_PMB_HOST_USB>;
- dr_mode = "host";
- brcm,has-xhci;
- brcm,has-eohci;
- #phy-cells = <1>;
- status = "disabled";
- };
-
- ehci: usb@...0 {
- compatible = "generic-ehci";
- reg = <0xc300 0x100>;
- interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
- phys = <&usb_phy PHY_TYPE_USB2>;
- status = "disabled";
- };
-
- ohci: usb@...0 {
- compatible = "generic-ohci";
- reg = <0xc400 0x100>;
- interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
- phys = <&usb_phy PHY_TYPE_USB2>;
- status = "disabled";
- };
-
- xhci: usb@...0 {
- compatible = "generic-xhci";
- reg = <0xd000 0x8c8>;
- interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
- phys = <&usb_phy PHY_TYPE_USB3>;
- status = "disabled";
- };
-
- bus@...00 {
- compatible = "simple-bus";
- #size-cells = <1>;
- #address-cells = <1>;
- ranges = <0 0x80000 0x50000>;
-
- ethernet-switch@0 {
- compatible = "brcm,bcm4908-switch";
- reg = <0x0 0x40000>,
- <0x40000 0x110>,
- <0x40340 0x30>,
- <0x40380 0x30>,
- <0x40600 0x34>,
- <0x40800 0x208>;
- reg-names = "core", "reg", "intrl2_0",
- "intrl2_1", "fcb", "acb";
- interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>,
- <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
- brcm,num-gphy = <5>;
- brcm,num-rgmii-ports = <2>;
-
- #address-cells = <1>;
- #size-cells = <0>;
-
- ports: ports {
- #address-cells = <1>;
- #size-cells = <0>;
-
- port@0 {
- reg = <0>;
- phy-mode = "internal";
- phy-handle = <&phy8>;
- };
-
- port@1 {
- reg = <1>;
- phy-mode = "internal";
- phy-handle = <&phy9>;
- };
-
- port@2 {
- reg = <2>;
- phy-mode = "internal";
- phy-handle = <&phy10>;
- };
-
- port@3 {
- reg = <3>;
- phy-mode = "internal";
- phy-handle = <&phy11>;
- };
-
- port@8 {
- reg = <8>;
- phy-mode = "internal";
- ethernet = <&enet>;
-
- fixed-link {
- speed = <1000>;
- full-duplex;
- };
- };
- };
- };
-
- mdio: mdio@...c0 {
- compatible = "brcm,unimac-mdio";
- reg = <0x405c0 0x8>;
- reg-names = "mdio";
- #size-cells = <0>;
- #address-cells = <1>;
-
- phy8: ethernet-phy@8 {
- reg = <8>;
- };
-
- phy9: ethernet-phy@9 {
- reg = <9>;
- };
-
- phy10: ethernet-phy@a {
- reg = <10>;
- };
-
- phy11: ethernet-phy@b {
- reg = <11>;
- };
-
- phy12: ethernet-phy@c {
- reg = <12>;
- };
- };
- };
-
- procmon: syscon@...000 {
- compatible = "simple-bus";
- reg = <0x280000 0x1000>;
- ranges;
-
- #address-cells = <1>;
- #size-cells = <1>;
-
- pmb: power-controller@...0c0 {
- compatible = "brcm,bcm4908-pmb";
- reg = <0x2800c0 0x40>;
- #power-domain-cells = <1>;
- };
- };
- };
-
- bus@...00000 {
- compatible = "simple-bus";
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0x00 0x00 0xff800000 0x3000>;
-
- twd: timer-mfd@400 {
- compatible = "brcm,bcm4908-twd", "simple-mfd", "syscon";
- reg = <0x400 0x4c>;
- };
-
- gpio0: gpio-controller@500 {
- compatible = "brcm,bcm6345-gpio";
- reg-names = "dirout", "dat";
- reg = <0x500 0x28>, <0x528 0x28>;
-
- #gpio-cells = <2>;
- gpio-controller;
- };
-
- uart0: serial@640 {
- compatible = "brcm,bcm6345-uart";
- reg = <0x640 0x18>;
- interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
- clocks = <&periph_clk>;
- clock-names = "refclk";
- status = "okay";
- };
-
- nand@...0 {
- #address-cells = <1>;
- #size-cells = <0>;
- compatible = "brcm,nand-bcm63138", "brcm,brcmnand-v7.1", "brcm,brcmnand";
- reg = <0x1800 0x600>, <0x2000 0x10>;
- reg-names = "nand", "nand-int-base";
- interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
- interrupt-names = "nand";
- status = "okay";
-
- nandcs: nand@0 {
- compatible = "brcm,nandcs";
- reg = <0>;
- };
- };
-
- misc@...0 {
- compatible = "brcm,misc", "simple-mfd";
- reg = <0x2600 0xe4>;
-
- #address-cells = <1>;
- #size-cells = <1>;
- ranges = <0x00 0x2600 0xe4>;
-
- reset-controller@...4 {
- compatible = "brcm,bcm4908-misc-pcie-reset";
- reg = <0x44 0x04>;
- #reset-cells = <1>;
- };
- };
- };
-
- reboot {
- compatible = "syscon-reboot";
- regmap = <&twd>;
- offset = <0x34>;
- mask = <1>;
- };
-};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/Makefile b/arch/arm64/boot/dts/broadcom/bcmbca/Makefile
new file mode 100644
index 000000000000..dc68357849a9
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/Makefile
@@ -0,0 +1,10 @@
+# SPDX-License-Identifier: GPL-2.0
+dtb-$(CONFIG_ARCH_BCMBCA) += \
+ bcm4906-netgear-r8000p.dtb \
+ bcm4906-tplink-archer-c2300-v1.dtb \
+ bcm4908-asus-gt-ac5300.dtb \
+ bcm4908-netgear-raxe500.dtb \
+ bcm4912-asus-gt-ax6000.dtb \
+ bcm94912.dtb \
+ bcm963158.dtb \
+ bcm96858.dtb
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906-netgear-r8000p.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906-netgear-r8000p.dts
new file mode 100644
index 000000000000..2dd028438c22
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906-netgear-r8000p.dts
@@ -0,0 +1,157 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+
+#include "bcm4906.dtsi"
+
+/ {
+ compatible = "netgear,r8000p", "brcm,bcm4906", "brcm,bcm4908";
+ model = "Netgear R8000P";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00 0x00 0x00 0x20000000>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led-power-white {
+ function = LED_FUNCTION_POWER;
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 8 GPIO_ACTIVE_LOW>;
+ };
+
+ led-power-amber {
+ function = LED_FUNCTION_POWER;
+ color = <LED_COLOR_ID_AMBER>;
+ gpios = <&gpio0 9 GPIO_ACTIVE_LOW>;
+ };
+
+ led-wps {
+ function = LED_FUNCTION_WPS;
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
+ };
+
+ led-2ghz {
+ function = "2ghz";
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
+ };
+
+ led-5ghz-1 {
+ function = "5ghz-1";
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
+ };
+
+ led-5ghz-2 {
+ function = "5ghz-2";
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 16 GPIO_ACTIVE_LOW>;
+ };
+
+ led-usb2 {
+ function = "usb2";
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
+ };
+
+ led-usb3 {
+ function = "usb3";
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+ };
+
+ led-wifi {
+ function = "wifi";
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 56 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&enet {
+ nvmem-cells = <&base_mac_addr>;
+ nvmem-cell-names = "mac-address";
+};
+
+&usb_phy {
+ brcm,ioc = <1>;
+ status = "okay";
+};
+
+&ehci {
+ status = "okay";
+};
+
+&ohci {
+ status = "okay";
+};
+
+&xhci {
+ status = "okay";
+};
+
+&ports {
+ port@0 {
+ label = "lan4";
+ };
+
+ port@1 {
+ label = "lan3";
+ };
+
+ port@2 {
+ label = "lan2";
+ };
+
+ port@3 {
+ label = "lan1";
+ };
+
+ port@7 {
+ reg = <7>;
+ phy-mode = "internal";
+ phy-handle = <&phy12>;
+ label = "wan";
+ };
+};
+
+&nandcs {
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ compatible = "nvmem-cells";
+ label = "cferom";
+ reg = <0x0 0x100000>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x0 0x100000>;
+
+ base_mac_addr: mac@...a0 {
+ reg = <0x106a0 0x6>;
+ };
+ };
+
+ partition@...000 {
+ compatible = "brcm,bcm4908-firmware";
+ label = "firmware";
+ reg = <0x100000 0x4400000>;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906-tplink-archer-c2300-v1.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906-tplink-archer-c2300-v1.dts
new file mode 100644
index 000000000000..b63eefab48bd
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906-tplink-archer-c2300-v1.dts
@@ -0,0 +1,182 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+#include <dt-bindings/leds/common.h>
+
+#include "bcm4906.dtsi"
+
+/ {
+ compatible = "tplink,archer-c2300-v1", "brcm,bcm4906", "brcm,bcm4908";
+ model = "TP-Link Archer C2300 V1";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00 0x00 0x00 0x20000000>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led-power {
+ function = LED_FUNCTION_POWER;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 0 GPIO_ACTIVE_LOW>;
+ };
+
+ led-2ghz {
+ function = "2ghz";
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
+ };
+
+ led-5ghz {
+ function = "5ghz";
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
+ };
+
+ led-wan-amber {
+ function = LED_FUNCTION_WAN;
+ color = <LED_COLOR_ID_AMBER>;
+ gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
+ };
+
+ led-wan-blue {
+ function = LED_FUNCTION_WAN;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 10 GPIO_ACTIVE_LOW>;
+ };
+
+ led-lan {
+ function = LED_FUNCTION_LAN;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
+ };
+
+ led-wps {
+ function = LED_FUNCTION_WPS;
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 14 GPIO_ACTIVE_LOW>;
+ };
+
+ led-usb2 {
+ function = "usb2";
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 15 GPIO_ACTIVE_LOW>;
+ };
+
+ led-usb3 {
+ function = "usbd3";
+ color = <LED_COLOR_ID_BLUE>;
+ gpios = <&gpio0 17 GPIO_ACTIVE_LOW>;
+ };
+
+ led-brightness {
+ function = LED_FUNCTION_BACKLIGHT;
+ color = <LED_COLOR_ID_WHITE>;
+ gpios = <&gpio0 19 GPIO_ACTIVE_LOW>;
+ };
+ };
+
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ poll-interval = <100>;
+
+ brightness {
+ label = "LEDs";
+ linux,code = <KEY_BRIGHTNESS_ZERO>;
+ gpios = <&gpio0 18 GPIO_ACTIVE_LOW>;
+ };
+
+ wps {
+ label = "WPS";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&gpio0 21 GPIO_ACTIVE_LOW>;
+ };
+
+ wifi {
+ label = "WiFi";
+ linux,code = <KEY_RFKILL>;
+ gpios = <&gpio0 22 GPIO_ACTIVE_LOW>;
+ };
+
+ restart {
+ label = "Reset";
+ linux,code = <KEY_RESTART>;
+ gpios = <&gpio0 23 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&usb_phy {
+ brcm,ioc = <1>;
+ status = "okay";
+};
+
+&ehci {
+ status = "okay";
+};
+
+&ohci {
+ status = "okay";
+};
+
+&xhci {
+ status = "okay";
+};
+
+&ports {
+ port@0 {
+ label = "lan4";
+ };
+
+ port@1 {
+ label = "lan3";
+ };
+
+ port@2 {
+ label = "lan2";
+ };
+
+ port@3 {
+ label = "lan1";
+ };
+
+ port@7 {
+ reg = <7>;
+ phy-mode = "internal";
+ phy-handle = <&phy12>;
+ label = "wan";
+ };
+};
+
+&nandcs {
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ partitions {
+ compatible = "brcm,bcm4908-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ label = "cferom";
+ reg = <0x0 0x100000>;
+ };
+
+ partition@...000 {
+ compatible = "brcm,bcm4908-firmware";
+ reg = <0x100000 0x3900000>;
+ };
+
+ partition@...0000 {
+ compatible = "brcm,bcm4908-firmware";
+ reg = <0x3a00000 0x3900000>;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906.dtsi b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906.dtsi
new file mode 100644
index 000000000000..d084c33d5ca8
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4906.dtsi
@@ -0,0 +1,26 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "bcm4908.dtsi"
+
+/ {
+ cpus {
+ /delete-node/ cpu@2;
+
+ /delete-node/ cpu@3;
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>;
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908-asus-gt-ac5300.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908-asus-gt-ac5300.dts
new file mode 100644
index 000000000000..169fbb7cfd34
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908-asus-gt-ac5300.dts
@@ -0,0 +1,159 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "bcm4908.dtsi"
+
+/ {
+ compatible = "asus,gt-ac5300", "brcm,bcm4908";
+ model = "Asus GT-AC5300";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00 0x00 0x00 0x40000000>;
+ };
+
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ poll-interval = <100>;
+
+ wifi {
+ label = "WiFi";
+ linux,code = <KEY_RFKILL>;
+ gpios = <&gpio0 28 GPIO_ACTIVE_LOW>;
+ };
+
+ wps {
+ label = "WPS";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&gpio0 29 GPIO_ACTIVE_LOW>;
+ };
+
+ restart {
+ label = "Reset";
+ linux,code = <KEY_RESTART>;
+ gpios = <&gpio0 30 GPIO_ACTIVE_LOW>;
+ };
+
+ brightness {
+ label = "LEDs";
+ linux,code = <KEY_BRIGHTNESS_ZERO>;
+ gpios = <&gpio0 31 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&enet {
+ nvmem-cells = <&base_mac_addr>;
+ nvmem-cell-names = "mac-address";
+};
+
+&usb_phy {
+ brcm,ioc = <1>;
+ status = "okay";
+};
+
+&ehci {
+ status = "okay";
+};
+
+&ohci {
+ status = "okay";
+};
+
+&xhci {
+ status = "okay";
+};
+
+&ports {
+ port@0 {
+ label = "lan2";
+ };
+
+ port@1 {
+ label = "lan1";
+ };
+
+ port@2 {
+ label = "lan6";
+ };
+
+ port@3 {
+ label = "lan5";
+ };
+
+ /* External BCM53134S switch */
+ port@7 {
+ label = "sw";
+ reg = <7>;
+ phy-mode = "rgmii";
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+};
+
+&mdio {
+ /* lan8 */
+ ethernet-phy@0 {
+ reg = <0>;
+ };
+
+ /* lan7 */
+ ethernet-phy@1 {
+ reg = <1>;
+ };
+
+ /* lan4 */
+ ethernet-phy@2 {
+ reg = <2>;
+ };
+
+ /* lan3 */
+ ethernet-phy@3 {
+ reg = <3>;
+ };
+};
+
+&nandcs {
+ nand-ecc-strength = <4>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+ brcm,nand-has-wp;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ partitions {
+ compatible = "brcm,bcm4908-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ partition@0 {
+ compatible = "nvmem-cells";
+ label = "cferom";
+ reg = <0x0 0x100000>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x0 0x100000>;
+
+ base_mac_addr: mac@...a0 {
+ reg = <0x106a0 0x6>;
+ };
+ };
+
+ partition@...000 {
+ compatible = "brcm,bcm4908-firmware";
+ reg = <0x100000 0x5700000>;
+ };
+
+ partition@...0000 {
+ compatible = "brcm,bcm4908-firmware";
+ reg = <0x5800000 0x5700000>;
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908-netgear-raxe500.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908-netgear-raxe500.dts
new file mode 100644
index 000000000000..3c2cf2d238b6
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908-netgear-raxe500.dts
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "bcm4908.dtsi"
+
+/ {
+ compatible = "netgear,raxe500", "brcm,bcm4908";
+ model = "Netgear RAXE500";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00 0x00 0x00 0x40000000>;
+ };
+};
+
+&ehci {
+ status = "okay";
+};
+
+&ohci {
+ status = "okay";
+};
+
+&xhci {
+ status = "okay";
+};
+
+&ports {
+ port@0 {
+ label = "lan4";
+ };
+
+ port@1 {
+ label = "lan3";
+ };
+
+ port@2 {
+ label = "lan2";
+ };
+
+ port@3 {
+ label = "lan1";
+ };
+
+ port@7 {
+ reg = <7>;
+ phy-mode = "internal";
+ phy-handle = <&phy12>;
+ label = "wan";
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908.dtsi b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908.dtsi
new file mode 100644
index 000000000000..b7db95ce0bbf
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4908.dtsi
@@ -0,0 +1,339 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/phy/phy.h>
+#include <dt-bindings/soc/bcm-pmb.h>
+
+/dts-v1/;
+
+/ {
+ interrupt-parent = <&gic>;
+
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x0>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x1>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ cpu2: cpu@2 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x2>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ cpu3: cpu@3 {
+ device_type = "cpu";
+ compatible = "brcm,brahma-b53";
+ reg = <0x3>;
+ enable-method = "spin-table";
+ cpu-release-addr = <0x0 0xfff8>;
+ next-level-cache = <&l2>;
+ };
+
+ l2: l2-cache0 {
+ compatible = "cache";
+ };
+ };
+
+ axi@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x81000000 0x4000>;
+
+ gic: interrupt-controller@...0 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ #address-cells = <0>;
+ interrupt-controller;
+ reg = <0x1000 0x1000>,
+ <0x2000 0x2000>;
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, <&cpu3>;
+ };
+
+ clocks {
+ periph_clk: periph_clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <50000000>;
+ clock-output-names = "periph";
+ };
+ };
+
+ soc {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0x80000000 0x281000>;
+
+ enet: ethernet@...0 {
+ compatible = "brcm,bcm4908-enet";
+ reg = <0x2000 0x1000>;
+
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 87 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "rx", "tx";
+ };
+
+ usb_phy: usb-phy@...0 {
+ compatible = "brcm,bcm4908-usb-phy";
+ reg = <0xc200 0x100>;
+ reg-names = "ctrl";
+ power-domains = <&pmb BCM_PMB_HOST_USB>;
+ dr_mode = "host";
+ brcm,has-xhci;
+ brcm,has-eohci;
+ #phy-cells = <1>;
+ status = "disabled";
+ };
+
+ ehci: usb@...0 {
+ compatible = "generic-ehci";
+ reg = <0xc300 0x100>;
+ interrupts = <GIC_SPI 73 IRQ_TYPE_LEVEL_HIGH>;
+ phys = <&usb_phy PHY_TYPE_USB2>;
+ status = "disabled";
+ };
+
+ ohci: usb@...0 {
+ compatible = "generic-ohci";
+ reg = <0xc400 0x100>;
+ interrupts = <GIC_SPI 72 IRQ_TYPE_LEVEL_HIGH>;
+ phys = <&usb_phy PHY_TYPE_USB2>;
+ status = "disabled";
+ };
+
+ xhci: usb@...0 {
+ compatible = "generic-xhci";
+ reg = <0xd000 0x8c8>;
+ interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>;
+ phys = <&usb_phy PHY_TYPE_USB3>;
+ status = "disabled";
+ };
+
+ bus@...00 {
+ compatible = "simple-bus";
+ #size-cells = <1>;
+ #address-cells = <1>;
+ ranges = <0 0x80000 0x50000>;
+
+ ethernet-switch@0 {
+ compatible = "brcm,bcm4908-switch";
+ reg = <0x0 0x40000>,
+ <0x40000 0x110>,
+ <0x40340 0x30>,
+ <0x40380 0x30>,
+ <0x40600 0x34>,
+ <0x40800 0x208>;
+ reg-names = "core", "reg", "intrl2_0",
+ "intrl2_1", "fcb", "acb";
+ interrupts = <GIC_SPI 57 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 58 IRQ_TYPE_LEVEL_HIGH>;
+ brcm,num-gphy = <5>;
+ brcm,num-rgmii-ports = <2>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ports: ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ phy-mode = "internal";
+ phy-handle = <&phy8>;
+ };
+
+ port@1 {
+ reg = <1>;
+ phy-mode = "internal";
+ phy-handle = <&phy9>;
+ };
+
+ port@2 {
+ reg = <2>;
+ phy-mode = "internal";
+ phy-handle = <&phy10>;
+ };
+
+ port@3 {
+ reg = <3>;
+ phy-mode = "internal";
+ phy-handle = <&phy11>;
+ };
+
+ port@8 {
+ reg = <8>;
+ phy-mode = "internal";
+ ethernet = <&enet>;
+
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+ };
+
+ mdio: mdio@...c0 {
+ compatible = "brcm,unimac-mdio";
+ reg = <0x405c0 0x8>;
+ reg-names = "mdio";
+ #size-cells = <0>;
+ #address-cells = <1>;
+
+ phy8: ethernet-phy@8 {
+ reg = <8>;
+ };
+
+ phy9: ethernet-phy@9 {
+ reg = <9>;
+ };
+
+ phy10: ethernet-phy@a {
+ reg = <10>;
+ };
+
+ phy11: ethernet-phy@b {
+ reg = <11>;
+ };
+
+ phy12: ethernet-phy@c {
+ reg = <12>;
+ };
+ };
+ };
+
+ procmon: bus@...000 {
+ compatible = "simple-bus";
+ reg = <0x280000 0x1000>;
+ ranges;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ pmb: power-controller@...0c0 {
+ compatible = "brcm,bcm4908-pmb";
+ reg = <0x2800c0 0x40>;
+ #power-domain-cells = <1>;
+ };
+ };
+ };
+
+ bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x00 0xff800000 0x3000>;
+
+ twd: timer-mfd@400 {
+ compatible = "brcm,bcm4908-twd", "simple-mfd", "syscon";
+ reg = <0x400 0x4c>;
+ };
+
+ gpio0: gpio-controller@500 {
+ compatible = "brcm,bcm6345-gpio";
+ reg-names = "dirout", "dat";
+ reg = <0x500 0x28>, <0x528 0x28>;
+
+ #gpio-cells = <2>;
+ gpio-controller;
+ };
+
+ uart0: serial@640 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0x640 0x18>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&periph_clk>;
+ clock-names = "refclk";
+ status = "okay";
+ };
+
+ nand@...0 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ compatible = "brcm,nand-bcm63138", "brcm,brcmnand-v7.1", "brcm,brcmnand";
+ reg = <0x1800 0x600>, <0x2000 0x10>;
+ reg-names = "nand", "nand-int-base";
+ interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-names = "nand_ctlrdy";
+ status = "okay";
+
+ nandcs: nand@0 {
+ compatible = "brcm,nandcs";
+ reg = <0>;
+ };
+ };
+
+ misc@...0 {
+ compatible = "brcm,misc", "simple-mfd";
+ reg = <0x2600 0xe4>;
+
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x00 0x2600 0xe4>;
+
+ reset-controller@...4 {
+ compatible = "brcm,bcm4908-misc-pcie-reset";
+ reg = <0x44 0x04>;
+ #reset-cells = <1>;
+ };
+ };
+ };
+
+ reboot {
+ compatible = "syscon-reboot";
+ regmap = <&twd>;
+ offset = <0x34>;
+ mask = <1>;
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4912-asus-gt-ax6000.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4912-asus-gt-ax6000.dts
new file mode 100644
index 000000000000..ed554666e95e
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4912-asus-gt-ax6000.dts
@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+/dts-v1/;
+
+#include "bcm4912.dtsi"
+
+/ {
+ compatible = "asus,gt-ax6000", "brcm,bcm4912", "brcm,bcmbca";
+ model = "Asus GT-AX6000";
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x00 0x00 0x00 0x40000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm4912.dtsi b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4912.dtsi
new file mode 100644
index 000000000000..3d016c2ce675
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm4912.dtsi
@@ -0,0 +1,128 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Broadcom Ltd.
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "brcm,bcm4912", "brcm,bcmbca";
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ B53_0: cpu@0 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x0>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_1: cpu@1 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x1>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_2: cpu@2 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x2>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_3: cpu@3 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x3>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ L2_0: l2-cache0 {
+ compatible = "cache";
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ pmu: pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&B53_0>, <&B53_1>,
+ <&B53_2>, <&B53_3>;
+ };
+
+ clocks: clocks {
+ periph_clk: periph-clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <200000000>;
+ };
+ uart_clk: uart-clk {
+ compatible = "fixed-factor-clock";
+ #clock-cells = <0>;
+ clocks = <&periph_clk>;
+ clock-div = <4>;
+ clock-mult = <1>;
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ axi@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x81000000 0x8000>;
+
+ gic: interrupt-controller@...0 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ reg = <0x1000 0x1000>,
+ <0x2000 0x2000>,
+ <0x4000 0x2000>,
+ <0x6000 0x2000>;
+ };
+ };
+
+ bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0xff800000 0x800000>;
+
+ uart0: serial@...00 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x12000 0x1000>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&uart_clk>, <&uart_clk>;
+ clock-names = "uartclk", "apb_pclk";
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm63158.dtsi b/arch/arm64/boot/dts/broadcom/bcmbca/bcm63158.dtsi
new file mode 100644
index 000000000000..13629702f70b
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm63158.dtsi
@@ -0,0 +1,128 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Broadcom Ltd.
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "brcm,bcm63158", "brcm,bcmbca";
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ B53_0: cpu@0 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x0>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_1: cpu@1 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x1>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_2: cpu@2 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x2>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_3: cpu@3 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x3>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ L2_0: l2-cache0 {
+ compatible = "cache";
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ pmu: pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&B53_0>, <&B53_1>,
+ <&B53_2>, <&B53_3>;
+ };
+
+ clocks: clocks {
+ periph_clk: periph-clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <200000000>;
+ };
+ uart_clk: uart-clk {
+ compatible = "fixed-factor-clock";
+ #clock-cells = <0>;
+ clocks = <&periph_clk>;
+ clock-div = <4>;
+ clock-mult = <1>;
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ axi@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x81000000 0x8000>;
+
+ gic: interrupt-controller@...0 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
+ reg = <0x1000 0x1000>,
+ <0x2000 0x2000>,
+ <0x4000 0x2000>,
+ <0x6000 0x2000>;
+ };
+ };
+
+ bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0xff800000 0x800000>;
+
+ uart0: serial@...00 {
+ compatible = "arm,pl011", "arm,primecell";
+ reg = <0x12000 0x1000>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&uart_clk>, <&uart_clk>;
+ clock-names = "uartclk", "apb_pclk";
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm6858.dtsi b/arch/arm64/boot/dts/broadcom/bcmbca/bcm6858.dtsi
new file mode 100644
index 000000000000..29a880c6c858
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm6858.dtsi
@@ -0,0 +1,121 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Broadcom Ltd.
+ */
+
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+/ {
+ compatible = "brcm,bcm6858", "brcm,bcmbca";
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ interrupt-parent = <&gic>;
+
+ cpus {
+ #address-cells = <2>;
+ #size-cells = <0>;
+
+ B53_0: cpu@0 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x0>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_1: cpu@1 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x1>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_2: cpu@2 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x2>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+
+ B53_3: cpu@3 {
+ compatible = "brcm,brahma-b53";
+ device_type = "cpu";
+ reg = <0x0 0x3>;
+ next-level-cache = <&L2_0>;
+ enable-method = "psci";
+ };
+ L2_0: l2-cache0 {
+ compatible = "cache";
+ };
+ };
+
+ timer {
+ compatible = "arm,armv8-timer";
+ interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
+ };
+
+ pmu: pmu {
+ compatible = "arm,armv8-pmuv3";
+ interrupts = <GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 12 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-affinity = <&B53_0>, <&B53_1>,
+ <&B53_2>, <&B53_3>;
+ };
+
+ clocks: clocks {
+ periph_clk:periph-clk {
+ compatible = "fixed-clock";
+ #clock-cells = <0>;
+ clock-frequency = <200000000>;
+ };
+ };
+
+ psci {
+ compatible = "arm,psci-0.2";
+ method = "smc";
+ };
+
+ axi@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0x81000000 0x8000>;
+
+ gic: interrupt-controller@...0 {
+ compatible = "arm,gic-400";
+ #interrupt-cells = <3>;
+ interrupt-controller;
+ reg = <0x1000 0x1000>, /* GICD */
+ <0x2000 0x2000>, /* GICC */
+ <0x4000 0x2000>, /* GICH */
+ <0x6000 0x2000>; /* GICV */
+ interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) |
+ IRQ_TYPE_LEVEL_HIGH)>;
+ };
+ };
+
+ bus@...00000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x0 0xff800000 0x62000>;
+
+ uart0: serial@640 {
+ compatible = "brcm,bcm6345-uart";
+ reg = <0x640 0x18>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&periph_clk>;
+ clock-names = "refclk";
+ status = "disabled";
+ };
+ };
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm94912.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm94912.dts
new file mode 100644
index 000000000000..a3623e6f6919
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm94912.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Broadcom Ltd.
+ */
+
+/dts-v1/;
+
+#include "bcm4912.dtsi"
+
+/ {
+ model = "Broadcom BCM94912 Reference Board";
+ compatible = "brcm,bcm94912", "brcm,bcm4912", "brcm,bcmbca";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x08000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm963158.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm963158.dts
new file mode 100644
index 000000000000..eba07e0b1ca6
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm963158.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Broadcom Ltd.
+ */
+
+/dts-v1/;
+
+#include "bcm63158.dtsi"
+
+/ {
+ model = "Broadcom BCM963158 Reference Board";
+ compatible = "brcm,bcm963158", "brcm,bcm63158", "brcm,bcmbca";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x08000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/broadcom/bcmbca/bcm96858.dts b/arch/arm64/boot/dts/broadcom/bcmbca/bcm96858.dts
new file mode 100644
index 000000000000..0cbf582f5d54
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/bcmbca/bcm96858.dts
@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright 2022 Broadcom Ltd.
+ */
+
+/dts-v1/;
+
+#include "bcm6858.dtsi"
+
+/ {
+ model = "Broadcom BCM96858 Reference Board";
+ compatible = "brcm,bcm96858", "brcm,bcm6858", "brcm,bcmbca";
+
+ aliases {
+ serial0 = &uart0;
+ };
+
+ chosen {
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x08000000>;
+ };
+};
+
+&uart0 {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
index 30ac0b2e8c89..3ca198f866c3 100644
--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
@@ -433,10 +433,8 @@ pcie0: pci@...00000 {
phys = <&pcie_phy0>;
phy-names = "pciephy";
- ranges = <0x81000000 0 0x20200000 0 0x20200000
- 0 0x10000>, /* downstream I/O */
- <0x82000000 0 0x20220000 0 0x20220000
- 0 0xfde0000>; /* non-prefetchable memory */
+ ranges = <0x81000000 0x0 0x00000000 0x0 0x20200000 0x0 0x10000>,
+ <0x82000000 0x0 0x20220000 0x0 0x20220000 0x0 0xfde0000>;
interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
index 68e82c755986..17eeff106bab 100644
--- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
@@ -661,10 +661,8 @@ pcie1: pci@...00000 {
phys = <&pcie_phy1>;
phy-names = "pciephy";
- ranges = <0x81000000 0 0x10200000 0x10200000
- 0 0x10000>, /* downstream I/O */
- <0x82000000 0 0x10220000 0x10220000
- 0 0xfde0000>; /* non-prefetchable memory */
+ ranges = <0x81000000 0x0 0x00000000 0x10200000 0x0 0x10000>, /* I/O */
+ <0x82000000 0x0 0x10220000 0x10220000 0x0 0xfde0000>; /* MEM */
interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
@@ -725,10 +723,8 @@ pcie0: pci@...00000 {
phys = <&pcie_phy0>;
phy-names = "pciephy";
- ranges = <0x81000000 0 0x20200000 0x20200000
- 0 0x10000>, /* downstream I/O */
- <0x82000000 0 0x20220000 0x20220000
- 0 0xfde0000>; /* non-prefetchable memory */
+ ranges = <0x81000000 0x0 0x00000000 0x20200000 0x0 0x10000>, /* I/O */
+ <0x82000000 0x0 0x20220000 0x20220000 0x0 0xfde0000>; /* MEM */
interrupts = <GIC_SPI 52 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
diff --git a/arch/arm64/boot/dts/qcom/msm8994-msft-lumia-octagon.dtsi b/arch/arm64/boot/dts/qcom/msm8994-msft-lumia-octagon.dtsi
index 3a3790a52a2c..e2d08915ec42 100644
--- a/arch/arm64/boot/dts/qcom/msm8994-msft-lumia-octagon.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8994-msft-lumia-octagon.dtsi
@@ -540,8 +540,7 @@ hd3ss460_en: en_high {
};
&pmi8994_spmi_regulators {
- vdd_gfx: s2@...0 {
- reg = <0x1700 0x100>;
+ vdd_gfx: s2 {
regulator-min-microvolt = <980000>;
regulator-max-microvolt = <980000>;
};
diff --git a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
index 48de66bf19c4..55198190bbea 100644
--- a/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi
@@ -183,8 +183,7 @@ &pmi8994_spmi_regulators {
* power domain.. which still isn't enough and forces us to bind
* OXILI_CX and OXILI_GX together!
*/
- vdd_gfx: s2@...0 {
- reg = <0x1700 0x100>;
+ vdd_gfx: s2 {
regulator-name = "VDD_GFX";
regulator-min-microvolt = <980000>;
regulator-max-microvolt = <980000>;
diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index 40174220e8e2..b22d3c8db3b3 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -1555,8 +1555,8 @@ pcie0: pcie@...000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x0c200000 0x0c200000 0x0 0x100000>,
- <0x02000000 0x0 0x0c300000 0x0c300000 0x0 0xd00000>;
+ ranges = <0x01000000 0x0 0x00000000 0x0c200000 0x0 0x100000>,
+ <0x02000000 0x0 0x0c300000 0x0c300000 0x0 0xd00000>;
device_type = "pci";
@@ -1609,8 +1609,8 @@ pcie1: pcie@...000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x0d200000 0x0d200000 0x0 0x100000>,
- <0x02000000 0x0 0x0d300000 0x0d300000 0x0 0xd00000>;
+ ranges = <0x01000000 0x0 0x00000000 0x0d200000 0x0 0x100000>,
+ <0x02000000 0x0 0x0d300000 0x0d300000 0x0 0xd00000>;
device_type = "pci";
@@ -1660,8 +1660,8 @@ pcie2: pcie@...000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x0e200000 0x0e200000 0x0 0x100000>,
- <0x02000000 0x0 0x0e300000 0x0e300000 0x0 0x1d00000>;
+ ranges = <0x01000000 0x0 0x00000000 0x0e200000 0x0 0x100000>,
+ <0x02000000 0x0 0x0e300000 0x0e300000 0x0 0x1d00000>;
device_type = "pci";
diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
index 5350b911f4f6..b7d72b0d579e 100644
--- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
@@ -951,7 +951,7 @@ pcie0: pci@...0000 {
phy-names = "pciephy";
status = "disabled";
- ranges = <0x01000000 0x0 0x1b200000 0x1b200000 0x0 0x100000>,
+ ranges = <0x01000000 0x0 0x00000000 0x1b200000 0x0 0x100000>,
<0x02000000 0x0 0x1b300000 0x1b300000 0x0 0xd00000>;
#interrupt-cells = <1>;
@@ -1473,7 +1473,7 @@ stm: stm@...2000 {
compatible = "arm,coresight-stm", "arm,primecell";
reg = <0x06002000 0x1000>,
<0x16280000 0x180000>;
- reg-names = "stm-base", "stm-data-base";
+ reg-names = "stm-base", "stm-stimulus-base";
status = "disabled";
clocks = <&rpmcc RPM_SMD_QDSS_CLK>, <&rpmcc RPM_SMD_QDSS_A_CLK>;
diff --git a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-limozeen-nots-r4.dts b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-limozeen-nots-r4.dts
index 6ebde0828550..8a98a6f849c4 100644
--- a/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-limozeen-nots-r4.dts
+++ b/arch/arm64/boot/dts/qcom/sc7180-trogdor-lazor-limozeen-nots-r4.dts
@@ -26,7 +26,7 @@ trackpad: trackpad@2c {
interrupt-parent = <&tlmm>;
interrupts = <58 IRQ_TYPE_EDGE_FALLING>;
- vcc-supply = <&pp3300_fp_tp>;
+ vdd-supply = <&pp3300_fp_tp>;
hid-descr-addr = <0x20>;
wakeup-source;
diff --git a/arch/arm64/boot/dts/qcom/sdm845.dtsi b/arch/arm64/boot/dts/qcom/sdm845.dtsi
index ed293f635f14..d973aa39e410 100644
--- a/arch/arm64/boot/dts/qcom/sdm845.dtsi
+++ b/arch/arm64/boot/dts/qcom/sdm845.dtsi
@@ -196,8 +196,8 @@ CPU0: cpu@0 {
cpu-idle-states = <&LITTLE_CPU_SLEEP_0
&LITTLE_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- capacity-dmips-mhz = <607>;
- dynamic-power-coefficient = <100>;
+ capacity-dmips-mhz = <611>;
+ dynamic-power-coefficient = <154>;
qcom,freq-domain = <&cpufreq_hw 0>;
operating-points-v2 = <&cpu0_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -221,8 +221,8 @@ CPU1: cpu@100 {
cpu-idle-states = <&LITTLE_CPU_SLEEP_0
&LITTLE_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- capacity-dmips-mhz = <607>;
- dynamic-power-coefficient = <100>;
+ capacity-dmips-mhz = <611>;
+ dynamic-power-coefficient = <154>;
qcom,freq-domain = <&cpufreq_hw 0>;
operating-points-v2 = <&cpu0_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -243,8 +243,8 @@ CPU2: cpu@200 {
cpu-idle-states = <&LITTLE_CPU_SLEEP_0
&LITTLE_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- capacity-dmips-mhz = <607>;
- dynamic-power-coefficient = <100>;
+ capacity-dmips-mhz = <611>;
+ dynamic-power-coefficient = <154>;
qcom,freq-domain = <&cpufreq_hw 0>;
operating-points-v2 = <&cpu0_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -265,8 +265,8 @@ CPU3: cpu@300 {
cpu-idle-states = <&LITTLE_CPU_SLEEP_0
&LITTLE_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- capacity-dmips-mhz = <607>;
- dynamic-power-coefficient = <100>;
+ capacity-dmips-mhz = <611>;
+ dynamic-power-coefficient = <154>;
qcom,freq-domain = <&cpufreq_hw 0>;
operating-points-v2 = <&cpu0_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -288,7 +288,7 @@ CPU4: cpu@400 {
cpu-idle-states = <&BIG_CPU_SLEEP_0
&BIG_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- dynamic-power-coefficient = <396>;
+ dynamic-power-coefficient = <442>;
qcom,freq-domain = <&cpufreq_hw 1>;
operating-points-v2 = <&cpu4_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -310,7 +310,7 @@ CPU5: cpu@500 {
cpu-idle-states = <&BIG_CPU_SLEEP_0
&BIG_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- dynamic-power-coefficient = <396>;
+ dynamic-power-coefficient = <442>;
qcom,freq-domain = <&cpufreq_hw 1>;
operating-points-v2 = <&cpu4_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -332,7 +332,7 @@ CPU6: cpu@600 {
cpu-idle-states = <&BIG_CPU_SLEEP_0
&BIG_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- dynamic-power-coefficient = <396>;
+ dynamic-power-coefficient = <442>;
qcom,freq-domain = <&cpufreq_hw 1>;
operating-points-v2 = <&cpu4_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -354,7 +354,7 @@ CPU7: cpu@700 {
cpu-idle-states = <&BIG_CPU_SLEEP_0
&BIG_CPU_SLEEP_1
&CLUSTER_SLEEP_0>;
- dynamic-power-coefficient = <396>;
+ dynamic-power-coefficient = <442>;
qcom,freq-domain = <&cpufreq_hw 1>;
operating-points-v2 = <&cpu4_opp_table>;
interconnects = <&gladiator_noc MASTER_APPSS_PROC 3 &mem_noc SLAVE_EBI1 3>,
@@ -1988,8 +1988,8 @@ pcie0: pci@...0000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x60200000 0 0x60200000 0x0 0x100000>,
- <0x02000000 0x0 0x60300000 0 0x60300000 0x0 0xd00000>;
+ ranges = <0x01000000 0x0 0x00000000 0x0 0x60200000 0x0 0x100000>,
+ <0x02000000 0x0 0x60300000 0x0 0x60300000 0x0 0xd00000>;
interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
@@ -2093,7 +2093,7 @@ pcie1: pci@...8000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x40200000 0x0 0x40200000 0x0 0x100000>,
+ ranges = <0x01000000 0x0 0x00000000 0x0 0x40200000 0x0 0x100000>,
<0x02000000 0x0 0x40300000 0x0 0x40300000 0x0 0x1fd00000>;
interrupts = <GIC_SPI 307 IRQ_TYPE_EDGE_RISING>;
diff --git a/arch/arm64/boot/dts/qcom/sm8250.dtsi b/arch/arm64/boot/dts/qcom/sm8250.dtsi
index 4e3b772a8bde..181e32b8a272 100644
--- a/arch/arm64/boot/dts/qcom/sm8250.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8250.dtsi
@@ -1393,8 +1393,8 @@ pcie0: pci@...0000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x60200000 0 0x60200000 0x0 0x100000>,
- <0x02000000 0x0 0x60300000 0 0x60300000 0x0 0x3d00000>;
+ ranges = <0x01000000 0x0 0x00000000 0x0 0x60200000 0x0 0x100000>,
+ <0x02000000 0x0 0x60300000 0x0 0x60300000 0x0 0x3d00000>;
interrupts = <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
@@ -1494,7 +1494,7 @@ pcie1: pci@...8000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x40200000 0x0 0x40200000 0x0 0x100000>,
+ ranges = <0x01000000 0x0 0x00000000 0x0 0x40200000 0x0 0x100000>,
<0x02000000 0x0 0x40300000 0x0 0x40300000 0x0 0x1fd00000>;
interrupts = <GIC_SPI 307 IRQ_TYPE_LEVEL_HIGH>;
@@ -1602,7 +1602,7 @@ pcie2: pci@...0000 {
#address-cells = <3>;
#size-cells = <2>;
- ranges = <0x01000000 0x0 0x64200000 0x0 0x64200000 0x0 0x100000>,
+ ranges = <0x01000000 0x0 0x00000000 0x0 0x64200000 0x0 0x100000>,
<0x02000000 0x0 0x64300000 0x0 0x64300000 0x0 0x3d00000>;
interrupts = <GIC_SPI 243 IRQ_TYPE_LEVEL_HIGH>;
diff --git a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
index 9eb08be3b98e..50189209b660 100644
--- a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
@@ -49,17 +49,14 @@ cluster1_opp: opp_table10 {
opp-shared;
opp-800000000 {
opp-hz = /bits/ 64 <800000000>;
- opp-microvolt = <820000>;
clock-latency-ns = <300000>;
};
opp-1000000000 {
opp-hz = /bits/ 64 <1000000000>;
- opp-microvolt = <820000>;
clock-latency-ns = <300000>;
};
opp-1200000000 {
opp-hz = /bits/ 64 <1200000000>;
- opp-microvolt = <820000>;
clock-latency-ns = <300000>;
opp-suspend;
};
diff --git a/arch/arm64/boot/dts/renesas/r8a77990.dtsi b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
index 9e616b0f04d4..adcb03fa2314 100644
--- a/arch/arm64/boot/dts/renesas/r8a77990.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77990.dtsi
@@ -60,17 +60,14 @@ cluster1_opp: opp_table10 {
opp-shared;
opp-800000000 {
opp-hz = /bits/ 64 <800000000>;
- opp-microvolt = <820000>;
clock-latency-ns = <300000>;
};
opp-1000000000 {
opp-hz = /bits/ 64 <1000000000>;
- opp-microvolt = <820000>;
clock-latency-ns = <300000>;
};
opp-1200000000 {
opp-hz = /bits/ 64 <1200000000>;
- opp-microvolt = <820000>;
clock-latency-ns = <300000>;
opp-suspend;
};
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index ad21bb1417aa..d662eeb7d80a 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -1051,7 +1051,6 @@ main_sdhci0: mmc@...0000 {
ti,itap-del-sel-mmc-hs = <0xa>;
ti,itap-del-sel-ddr52 = <0x3>;
ti,trm-icp = <0x8>;
- ti,strobe-sel = <0x77>;
dma-coherent;
};
diff --git a/arch/arm64/include/asm/debug-monitors.h b/arch/arm64/include/asm/debug-monitors.h
index e1e10a24519b..8de1a840ad97 100644
--- a/arch/arm64/include/asm/debug-monitors.h
+++ b/arch/arm64/include/asm/debug-monitors.h
@@ -116,6 +116,7 @@ void user_regs_reset_single_step(struct user_pt_regs *regs,
void kernel_enable_single_step(struct pt_regs *regs);
void kernel_disable_single_step(void);
int kernel_active_single_step(void);
+void kernel_rewind_single_step(struct pt_regs *regs);
#ifdef CONFIG_HAVE_HW_BREAKPOINT
int reinstall_suspended_bps(struct pt_regs *regs);
diff --git a/arch/arm64/include/asm/scs.h b/arch/arm64/include/asm/scs.h
index 8297bccf0784..5cd4d09bc69d 100644
--- a/arch/arm64/include/asm/scs.h
+++ b/arch/arm64/include/asm/scs.h
@@ -9,15 +9,16 @@
#ifdef CONFIG_SHADOW_CALL_STACK
scs_sp .req x18
- .macro scs_load tsk
- ldr scs_sp, [\tsk, #TSK_TI_SCS_SP]
+ .macro scs_load_current
+ get_current_task scs_sp
+ ldr scs_sp, [scs_sp, #TSK_TI_SCS_SP]
.endm
.macro scs_save tsk
str scs_sp, [\tsk, #TSK_TI_SCS_SP]
.endm
#else
- .macro scs_load tsk
+ .macro scs_load_current
.endm
.macro scs_save tsk
diff --git a/arch/arm64/kernel/debug-monitors.c b/arch/arm64/kernel/debug-monitors.c
index bf9fe71589bc..732f0890416d 100644
--- a/arch/arm64/kernel/debug-monitors.c
+++ b/arch/arm64/kernel/debug-monitors.c
@@ -438,6 +438,11 @@ int kernel_active_single_step(void)
}
NOKPROBE_SYMBOL(kernel_active_single_step);
+void kernel_rewind_single_step(struct pt_regs *regs)
+{
+ set_regs_spsr_ss(regs);
+}
+
/* ptrace API */
void user_enable_single_step(struct task_struct *task)
{
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index 34e38eb00f05..c56b262a2749 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -272,7 +272,7 @@ alternative_if ARM64_HAS_ADDRESS_AUTH
alternative_else_nop_endif
1:
- scs_load tsk
+ scs_load_current
.else
add x21, sp, #PT_REGS_SIZE
get_current_task tsk
@@ -855,7 +855,7 @@ SYM_FUNC_START(cpu_switch_to)
msr sp_el0, x1
ptrauth_keys_install_kernel x1, x8, x9, x10
scs_save x0
- scs_load x1
+ scs_load_current
ret
SYM_FUNC_END(cpu_switch_to)
NOKPROBE(cpu_switch_to)
@@ -883,19 +883,19 @@ NOKPROBE(ret_from_fork)
*/
SYM_FUNC_START(call_on_irq_stack)
#ifdef CONFIG_SHADOW_CALL_STACK
- stp scs_sp, xzr, [sp, #-16]!
+ get_current_task x16
+ scs_save x16
ldr_this_cpu scs_sp, irq_shadow_call_stack_ptr, x17
#endif
+
/* Create a frame record to save our LR and SP (implicit in FP) */
stp x29, x30, [sp, #-16]!
mov x29, sp
ldr_this_cpu x16, irq_stack_ptr, x17
- mov x15, #IRQ_STACK_SIZE
- add x16, x16, x15
/* Move to the new stack and call the function there */
- mov sp, x16
+ add sp, x16, #IRQ_STACK_SIZE
blr x1
/*
@@ -904,9 +904,7 @@ SYM_FUNC_START(call_on_irq_stack)
*/
mov sp, x29
ldp x29, x30, [sp], #16
-#ifdef CONFIG_SHADOW_CALL_STACK
- ldp scs_sp, xzr, [sp], #16
-#endif
+ scs_load_current
ret
SYM_FUNC_END(call_on_irq_stack)
NOKPROBE(call_on_irq_stack)
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S
index ab6566bf1c33..512a921edad5 100644
--- a/arch/arm64/kernel/head.S
+++ b/arch/arm64/kernel/head.S
@@ -409,7 +409,7 @@ SYM_FUNC_END(__create_page_tables)
stp xzr, xzr, [sp, #S_STACKFRAME]
add x29, sp, #S_STACKFRAME
- scs_load \tsk
+ scs_load_current
adr_l \tmp1, __per_cpu_offset
ldr w\tmp2, [\tsk, #TSK_CPU]
diff --git a/arch/arm64/kernel/kgdb.c b/arch/arm64/kernel/kgdb.c
index cda9c1e9864f..4e1f983df3d1 100644
--- a/arch/arm64/kernel/kgdb.c
+++ b/arch/arm64/kernel/kgdb.c
@@ -224,6 +224,8 @@ int kgdb_arch_handle_exception(int exception_vector, int signo,
*/
if (!kernel_active_single_step())
kernel_enable_single_step(linux_regs);
+ else
+ kernel_rewind_single_step(linux_regs);
err = 0;
break;
default:
diff --git a/arch/ia64/kernel/salinfo.c b/arch/ia64/kernel/salinfo.c
index a25ab9b37953..bb99b543dc67 100644
--- a/arch/ia64/kernel/salinfo.c
+++ b/arch/ia64/kernel/salinfo.c
@@ -581,7 +581,7 @@ static int salinfo_cpu_pre_down(unsigned int cpu)
* 'data' contains an integer that corresponds to the feature we're
* testing
*/
-static int proc_salinfo_show(struct seq_file *m, void *v)
+static int __maybe_unused proc_salinfo_show(struct seq_file *m, void *v)
{
unsigned long data = (unsigned long)v;
seq_puts(m, (sal_platform_features & data) ? "1\n" : "0\n");
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index 42e025cfbd08..9817caba0702 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -77,7 +77,7 @@ void *per_cpu_init(void)
return __per_cpu_start + __per_cpu_offset[smp_processor_id()];
}
-static inline void
+static inline __init void
alloc_per_cpu_data(void)
{
size_t size = PERCPU_PAGE_SIZE * num_possible_cpus();
diff --git a/arch/ia64/mm/hugetlbpage.c b/arch/ia64/mm/hugetlbpage.c
index f993cb36c062..921db957d2e6 100644
--- a/arch/ia64/mm/hugetlbpage.c
+++ b/arch/ia64/mm/hugetlbpage.c
@@ -58,7 +58,7 @@ huge_pte_offset (struct mm_struct *mm, unsigned long addr, unsigned long sz)
pgd = pgd_offset(mm, taddr);
if (pgd_present(*pgd)) {
- p4d = p4d_offset(pgd, addr);
+ p4d = p4d_offset(pgd, taddr);
if (p4d_present(*p4d)) {
pud = pud_offset(p4d, taddr);
if (pud_present(*pud)) {
diff --git a/arch/mips/fw/lib/cmdline.c b/arch/mips/fw/lib/cmdline.c
index f24cbb4a39b5..892765b742bb 100644
--- a/arch/mips/fw/lib/cmdline.c
+++ b/arch/mips/fw/lib/cmdline.c
@@ -53,7 +53,7 @@ char *fw_getenv(char *envname)
{
char *result = NULL;
- if (_fw_envp != NULL) {
+ if (_fw_envp != NULL && fw_envp(0) != NULL) {
/*
* Return a pointer to the given environment variable.
* YAMON uses "name", "value" pairs, while U-Boot uses
diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index c68f3349c174..d32906e89aaf 100644
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -173,7 +173,6 @@ handler: ;\
l.sw PT_GPR28(r1),r28 ;\
l.sw PT_GPR29(r1),r29 ;\
/* r30 already save */ ;\
-/* l.sw PT_GPR30(r1),r30*/ ;\
l.sw PT_GPR31(r1),r31 ;\
TRACE_IRQS_OFF_ENTRY ;\
/* Store -1 in orig_gpr11 for non-syscall exceptions */ ;\
@@ -211,9 +210,8 @@ handler: ;\
l.sw PT_GPR27(r1),r27 ;\
l.sw PT_GPR28(r1),r28 ;\
l.sw PT_GPR29(r1),r29 ;\
- /* r31 already saved */ ;\
- l.sw PT_GPR30(r1),r30 ;\
-/* l.sw PT_GPR31(r1),r31 */ ;\
+ /* r30 already saved */ ;\
+ l.sw PT_GPR31(r1),r31 ;\
/* Store -1 in orig_gpr11 for non-syscall exceptions */ ;\
l.addi r30,r0,-1 ;\
l.sw PT_ORIG_GPR11(r1),r30 ;\
diff --git a/arch/parisc/kernel/real2.S b/arch/parisc/kernel/real2.S
index 2b16d8d6598f..c37010a13586 100644
--- a/arch/parisc/kernel/real2.S
+++ b/arch/parisc/kernel/real2.S
@@ -248,9 +248,6 @@ ENTRY_CFI(real64_call_asm)
/* save fn */
copy %arg2, %r31
- /* set up the new ap */
- ldo 64(%arg1), %r29
-
/* load up the arg registers from the saved arg area */
/* 32-bit calling convention passes first 4 args in registers */
ldd 0*REG_SZ(%arg1), %arg0 /* note overwriting arg0 */
@@ -262,7 +259,9 @@ ENTRY_CFI(real64_call_asm)
ldd 7*REG_SZ(%arg1), %r19
ldd 1*REG_SZ(%arg1), %arg1 /* do this one last! */
+ /* set up real-mode stack and real-mode ap */
tophys_r1 %sp
+ ldo -16(%sp), %r29 /* Reference param save area */
b,l rfi_virt2real,%r2
nop
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 2dae702e7a5a..a4cd2484dbca 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -415,7 +415,7 @@ static char *__fetch_rtas_last_error(char *altbuf)
buf = kmalloc(RTAS_ERROR_LOG_MAX, GFP_ATOMIC);
}
if (buf)
- memcpy(buf, rtas_err_buf, RTAS_ERROR_LOG_MAX);
+ memmove(buf, rtas_err_buf, RTAS_ERROR_LOG_MAX);
}
return buf;
diff --git a/arch/powerpc/platforms/512x/clock-commonclk.c b/arch/powerpc/platforms/512x/clock-commonclk.c
index 30342b60aa63..42c3d40355d9 100644
--- a/arch/powerpc/platforms/512x/clock-commonclk.c
+++ b/arch/powerpc/platforms/512x/clock-commonclk.c
@@ -984,7 +984,7 @@ static void mpc5121_clk_provide_migration_support(void)
#define NODE_PREP do { \
of_address_to_resource(np, 0, &res); \
- snprintf(devname, sizeof(devname), "%08x.%s", res.start, np->name); \
+ snprintf(devname, sizeof(devname), "%pa.%s", &res.start, np->name); \
} while (0)
#define NODE_CHK(clkname, clkitem, regnode, regflag) do { \
diff --git a/arch/powerpc/platforms/embedded6xx/flipper-pic.c b/arch/powerpc/platforms/embedded6xx/flipper-pic.c
index 609bda2ad5dd..4d9200bdba78 100644
--- a/arch/powerpc/platforms/embedded6xx/flipper-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/flipper-pic.c
@@ -145,7 +145,7 @@ static struct irq_domain * __init flipper_pic_init(struct device_node *np)
}
io_base = ioremap(res.start, resource_size(&res));
- pr_info("controller at 0x%08x mapped to 0x%p\n", res.start, io_base);
+ pr_info("controller at 0x%pa mapped to 0x%p\n", &res.start, io_base);
__flipper_quiesce(io_base);
diff --git a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
index a4b020e4b6af..132e5c175e2d 100644
--- a/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
+++ b/arch/powerpc/platforms/embedded6xx/hlwd-pic.c
@@ -171,7 +171,7 @@ static struct irq_domain *hlwd_pic_init(struct device_node *np)
return NULL;
}
- pr_info("controller at 0x%08x mapped to 0x%p\n", res.start, io_base);
+ pr_info("controller at 0x%pa mapped to 0x%p\n", &res.start, io_base);
__hlwd_quiesce(io_base);
diff --git a/arch/powerpc/platforms/embedded6xx/wii.c b/arch/powerpc/platforms/embedded6xx/wii.c
index a802ef957d63..458a63a30e80 100644
--- a/arch/powerpc/platforms/embedded6xx/wii.c
+++ b/arch/powerpc/platforms/embedded6xx/wii.c
@@ -89,8 +89,8 @@ static void __iomem *wii_ioremap_hw_regs(char *name, char *compatible)
hw_regs = ioremap(res.start, resource_size(&res));
if (hw_regs) {
- pr_info("%s at 0x%08x mapped to 0x%p\n", name,
- res.start, hw_regs);
+ pr_info("%s at 0x%pa mapped to 0x%p\n", name,
+ &res.start, hw_regs);
}
out_put:
diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c
index 042bb38fa5c2..a06297aa3f1b 100644
--- a/arch/powerpc/sysdev/tsi108_pci.c
+++ b/arch/powerpc/sysdev/tsi108_pci.c
@@ -216,9 +216,8 @@ int __init tsi108_setup_pci(struct device_node *dev, u32 cfg_phys, int primary)
(hose)->ops = &tsi108_direct_pci_ops;
- printk(KERN_INFO "Found tsi108 PCI host bridge at 0x%08x. "
- "Firmware bus number: %d->%d\n",
- rsrc.start, hose->first_busno, hose->last_busno);
+ pr_info("Found tsi108 PCI host bridge at 0x%pa. Firmware bus number: %d->%d\n",
+ &rsrc.start, hose->first_busno, hose->last_busno);
/* Interpret the "ranges" property */
/* This also maps the I/O region and sets isa_io/mem_base */
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index e800d7981e99..f3a3a3ebebf5 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -569,8 +569,7 @@ static void __init create_kernel_page_table(pgd_t *pgdir, bool early)
* this means 2 PMD entries whereas for 32-bit kernel, this is only 1 PGDIR
* entry.
*/
-static void __init create_fdt_early_page_table(pgd_t *pgdir,
- uintptr_t fix_fdt_va,
+static void __init create_fdt_early_page_table(uintptr_t fix_fdt_va,
uintptr_t dtb_pa)
{
uintptr_t pa = dtb_pa & ~(PMD_SIZE - 1);
@@ -678,8 +677,7 @@ asmlinkage void __init setup_vm(uintptr_t dtb_pa)
create_kernel_page_table(early_pg_dir, true);
/* Setup early mapping for FDT early scan */
- create_fdt_early_page_table(early_pg_dir,
- __fix_to_virt(FIX_FDT), dtb_pa);
+ create_fdt_early_page_table(__fix_to_virt(FIX_FDT), dtb_pa);
/*
* Bootime fixmap only can handle PMD_SIZE mapping. Thus, boot-ioremap
diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c
index d432164b23b7..c31ec0fea300 100644
--- a/arch/sh/kernel/cpu/sh4/sq.c
+++ b/arch/sh/kernel/cpu/sh4/sq.c
@@ -381,7 +381,7 @@ static int __init sq_api_init(void)
if (unlikely(!sq_cache))
return ret;
- sq_bitmap = kzalloc(size, GFP_KERNEL);
+ sq_bitmap = kcalloc(size, sizeof(long), GFP_KERNEL);
if (unlikely(!sq_bitmap))
goto out;
diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index b8e7ea9e71e2..fc12d970a07c 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -115,6 +115,8 @@
#define INTEL_FAM6_LUNARLAKE_M 0xBD
+#define INTEL_FAM6_ARROWLAKE 0xC6
+
/* "Small Core" Processors (Atom/E-Core) */
#define INTEL_FAM6_ATOM_BONNELL 0x1C /* Diamondville, Pineview */
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index ed7d9cf71f68..4df7d694369a 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -412,10 +412,9 @@ static unsigned int reserve_eilvt_offset(int offset, unsigned int new)
if (vector && !eilvt_entry_is_changeable(vector, new))
/* may not change if vectors are different */
return rsvd;
- rsvd = atomic_cmpxchg(&eilvt_offsets[offset], rsvd, new);
- } while (rsvd != new);
+ } while (!atomic_try_cmpxchg(&eilvt_offsets[offset], &rsvd, new));
- rsvd &= ~APIC_EILVT_MASKED;
+ rsvd = new & ~APIC_EILVT_MASKED;
if (rsvd && rsvd != vector)
pr_info("LVT offset %d assigned for vector 0x%02x\n",
offset, rsvd);
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index c1bb384935b0..bb71b628edcb 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -2479,17 +2479,21 @@ static int io_apic_get_redir_entries(int ioapic)
unsigned int arch_dynirq_lower_bound(unsigned int from)
{
+ unsigned int ret;
+
/*
* dmar_alloc_hwirq() may be called before setup_IO_APIC(), so use
* gsi_top if ioapic_dynirq_base hasn't been initialized yet.
*/
- if (!ioapic_initialized)
- return gsi_top;
+ ret = ioapic_dynirq_base ? : gsi_top;
+
/*
- * For DT enabled machines ioapic_dynirq_base is irrelevant and not
- * updated. So simply return @from if ioapic_dynirq_base == 0.
+ * For DT enabled machines ioapic_dynirq_base is irrelevant and
+ * always 0. gsi_top can be 0 if there is no IO/APIC registered.
+ * 0 is an invalid interrupt number for dynamic allocations. Return
+ * @from instead.
*/
- return ioapic_dynirq_base ? : from;
+ return ret ? : from;
}
#ifdef CONFIG_X86_32
diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c
index 6469d3135d26..d4e75be64a4c 100644
--- a/arch/x86/kernel/cpu/mce/amd.c
+++ b/arch/x86/kernel/cpu/mce/amd.c
@@ -210,10 +210,10 @@ static DEFINE_PER_CPU(struct threshold_bank **, threshold_banks);
* A list of the banks enabled on each logical CPU. Controls which respective
* descriptors to initialize later in mce_threshold_create_device().
*/
-static DEFINE_PER_CPU(unsigned int, bank_map);
+static DEFINE_PER_CPU(u64, bank_map);
/* Map of banks that have more than MCA_MISC0 available. */
-static DEFINE_PER_CPU(u32, smca_misc_banks_map);
+static DEFINE_PER_CPU(u64, smca_misc_banks_map);
static void amd_threshold_interrupt(void);
static void amd_deferred_error_interrupt(void);
@@ -242,7 +242,7 @@ static void smca_set_misc_banks_map(unsigned int bank, unsigned int cpu)
return;
if (low & MASK_BLKPTR_LO)
- per_cpu(smca_misc_banks_map, cpu) |= BIT(bank);
+ per_cpu(smca_misc_banks_map, cpu) |= BIT_ULL(bank);
}
@@ -505,7 +505,7 @@ static u32 smca_get_block_address(unsigned int bank, unsigned int block,
if (!block)
return MSR_AMD64_SMCA_MCx_MISC(bank);
- if (!(per_cpu(smca_misc_banks_map, cpu) & BIT(bank)))
+ if (!(per_cpu(smca_misc_banks_map, cpu) & BIT_ULL(bank)))
return 0;
return MSR_AMD64_SMCA_MCx_MISCy(bank, block - 1);
@@ -549,7 +549,7 @@ prepare_threshold_block(unsigned int bank, unsigned int block, u32 addr,
int new;
if (!block)
- per_cpu(bank_map, cpu) |= (1 << bank);
+ per_cpu(bank_map, cpu) |= BIT_ULL(bank);
memset(&b, 0, sizeof(b));
b.cpu = cpu;
@@ -1061,7 +1061,7 @@ static void amd_threshold_interrupt(void)
return;
for (bank = 0; bank < this_cpu_read(mce_num_banks); ++bank) {
- if (!(per_cpu(bank_map, cpu) & (1 << bank)))
+ if (!(per_cpu(bank_map, cpu) & BIT_ULL(bank)))
continue;
first_block = bp[bank]->blocks;
@@ -1538,7 +1538,7 @@ int mce_threshold_create_device(unsigned int cpu)
return -ENOMEM;
for (bank = 0; bank < numbanks; ++bank) {
- if (!(this_cpu_read(bank_map) & (1 << bank)))
+ if (!(this_cpu_read(bank_map) & BIT_ULL(bank)))
continue;
err = threshold_create_bank(bp, cpu, bank);
if (err) {
diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c
index ba0efc30fac5..8d3c649a1769 100644
--- a/arch/x86/kernel/cpu/mshyperv.c
+++ b/arch/x86/kernel/cpu/mshyperv.c
@@ -289,12 +289,16 @@ static void __init ms_hyperv_init_platform(void)
* To mirror what Windows does we should extract CPU management
* features and use the ReservedIdentityBit to detect if Linux is the
* root partition. But that requires negotiating CPU management
- * interface (a process to be finalized).
+ * interface (a process to be finalized). For now, use the privilege
+ * flag as the indicator for running as root.
*
- * For now, use the privilege flag as the indicator for running as
- * root.
+ * Hyper-V should never specify running as root and as a Confidential
+ * VM. But to protect against a compromised/malicious Hyper-V trying
+ * to exploit root behavior to expose Confidential VM memory, ignore
+ * the root partition setting if also a Confidential VM.
*/
- if (cpuid_ebx(HYPERV_CPUID_FEATURES) & HV_CPU_MANAGEMENT) {
+ if ((ms_hyperv.priv_high & HV_CPU_MANAGEMENT) &&
+ !(ms_hyperv.priv_high & HV_ISOLATION)) {
hv_root_partition = true;
pr_info("Hyper-V: running as root partition\n");
}
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index c95c3675e8d5..ec56ed91b503 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -7493,6 +7493,21 @@ static int vmx_check_intercept(struct kvm_vcpu *vcpu,
/* FIXME: produce nested vmexit and return X86EMUL_INTERCEPTED. */
break;
+ case x86_intercept_pause:
+ /*
+ * PAUSE is a single-byte NOP with a REPE prefix, i.e. collides
+ * with vanilla NOPs in the emulator. Apply the interception
+ * check only to actual PAUSE instructions. Don't check
+ * PAUSE-loop-exiting, software can't expect a given PAUSE to
+ * exit, i.e. KVM is within its rights to allow L2 to execute
+ * the PAUSE.
+ */
+ if ((info->rep_prefix != REPE_PREFIX) ||
+ !nested_cpu_has2(vmcs12, CPU_BASED_PAUSE_EXITING))
+ return X86EMUL_CONTINUE;
+
+ break;
+
/* TODO: check more intercepts... */
default:
break;
diff --git a/block/blk-core.c b/block/blk-core.c
index ed6271dcc1b1..0c4a4e42ad87 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1421,6 +1421,13 @@ bool blk_update_request(struct request *req, blk_status_t error,
req->q->integrity.profile->complete_fn(req, nr_bytes);
#endif
+ /*
+ * Upper layers may call blk_crypto_evict_key() anytime after the last
+ * bio_endio(). Therefore, the keyslot must be released before that.
+ */
+ if (blk_crypto_rq_has_keyslot(req) && nr_bytes >= blk_rq_bytes(req))
+ __blk_crypto_rq_put_keyslot(req);
+
if (unlikely(error && !blk_rq_is_passthrough(req) &&
!(req->rq_flags & RQF_QUIET)))
print_req_error(req, error, __func__);
diff --git a/block/blk-crypto-internal.h b/block/blk-crypto-internal.h
index 0d36aae538d7..8e0834557620 100644
--- a/block/blk-crypto-internal.h
+++ b/block/blk-crypto-internal.h
@@ -60,6 +60,11 @@ static inline bool blk_crypto_rq_is_encrypted(struct request *rq)
return rq->crypt_ctx;
}
+static inline bool blk_crypto_rq_has_keyslot(struct request *rq)
+{
+ return rq->crypt_keyslot;
+}
+
#else /* CONFIG_BLK_INLINE_ENCRYPTION */
static inline bool bio_crypt_rq_ctx_compatible(struct request *rq,
@@ -93,6 +98,11 @@ static inline bool blk_crypto_rq_is_encrypted(struct request *rq)
return false;
}
+static inline bool blk_crypto_rq_has_keyslot(struct request *rq)
+{
+ return false;
+}
+
#endif /* CONFIG_BLK_INLINE_ENCRYPTION */
void __bio_crypt_advance(struct bio *bio, unsigned int bytes);
@@ -127,14 +137,21 @@ static inline bool blk_crypto_bio_prep(struct bio **bio_ptr)
return true;
}
-blk_status_t __blk_crypto_init_request(struct request *rq);
-static inline blk_status_t blk_crypto_init_request(struct request *rq)
+blk_status_t __blk_crypto_rq_get_keyslot(struct request *rq);
+static inline blk_status_t blk_crypto_rq_get_keyslot(struct request *rq)
{
if (blk_crypto_rq_is_encrypted(rq))
- return __blk_crypto_init_request(rq);
+ return __blk_crypto_rq_get_keyslot(rq);
return BLK_STS_OK;
}
+void __blk_crypto_rq_put_keyslot(struct request *rq);
+static inline void blk_crypto_rq_put_keyslot(struct request *rq)
+{
+ if (blk_crypto_rq_has_keyslot(rq))
+ __blk_crypto_rq_put_keyslot(rq);
+}
+
void __blk_crypto_free_request(struct request *rq);
static inline void blk_crypto_free_request(struct request *rq)
{
@@ -173,7 +190,7 @@ static inline blk_status_t blk_crypto_insert_cloned_request(struct request *rq)
{
if (blk_crypto_rq_is_encrypted(rq))
- return blk_crypto_init_request(rq);
+ return blk_crypto_rq_get_keyslot(rq);
return BLK_STS_OK;
}
diff --git a/block/blk-crypto.c b/block/blk-crypto.c
index 103c2e2d50d6..5029a50807d5 100644
--- a/block/blk-crypto.c
+++ b/block/blk-crypto.c
@@ -13,6 +13,7 @@
#include <linux/blkdev.h>
#include <linux/keyslot-manager.h>
#include <linux/module.h>
+#include <linux/ratelimit.h>
#include <linux/slab.h>
#include "blk-crypto-internal.h"
@@ -216,26 +217,26 @@ static bool bio_crypt_check_alignment(struct bio *bio)
return true;
}
-blk_status_t __blk_crypto_init_request(struct request *rq)
+blk_status_t __blk_crypto_rq_get_keyslot(struct request *rq)
{
return blk_ksm_get_slot_for_key(rq->q->ksm, rq->crypt_ctx->bc_key,
&rq->crypt_keyslot);
}
-/**
- * __blk_crypto_free_request - Uninitialize the crypto fields of a request.
- *
- * @rq: The request whose crypto fields to uninitialize.
- *
- * Completely uninitializes the crypto fields of a request. If a keyslot has
- * been programmed into some inline encryption hardware, that keyslot is
- * released. The rq->crypt_ctx is also freed.
- */
-void __blk_crypto_free_request(struct request *rq)
+void __blk_crypto_rq_put_keyslot(struct request *rq)
{
blk_ksm_put_slot(rq->crypt_keyslot);
+ rq->crypt_keyslot = NULL;
+}
+
+void __blk_crypto_free_request(struct request *rq)
+{
+ /* The keyslot, if one was needed, should have been released earlier. */
+ if (WARN_ON_ONCE(rq->crypt_keyslot))
+ __blk_crypto_rq_put_keyslot(rq);
+
mempool_free(rq->crypt_ctx, bio_crypt_ctx_pool);
- blk_crypto_rq_set_defaults(rq);
+ rq->crypt_ctx = NULL;
}
/**
@@ -384,29 +385,39 @@ int blk_crypto_start_using_key(const struct blk_crypto_key *key,
}
/**
- * blk_crypto_evict_key() - Evict a key from any inline encryption hardware
- * it may have been programmed into
- * @q: The request queue who's associated inline encryption hardware this key
- * might have been programmed into
- * @key: The key to evict
+ * blk_crypto_evict_key() - Evict a blk_crypto_key from a request_queue
+ * @q: a request_queue on which I/O using the key may have been done
+ * @key: the key to evict
*
- * Upper layers (filesystems) must call this function to ensure that a key is
- * evicted from any hardware that it might have been programmed into. The key
- * must not be in use by any in-flight IO when this function is called.
+ * For a given request_queue, this function removes the given blk_crypto_key
+ * from the keyslot management structures and evicts it from any underlying
+ * hardware keyslot(s) or blk-crypto-fallback keyslot it may have been
+ * programmed into.
*
- * Return: 0 on success or if key is not present in the q's ksm, -err on error.
+ * Upper layers must call this before freeing the blk_crypto_key. It must be
+ * called for every request_queue the key may have been used on. The key must
+ * no longer be in use by any I/O when this function is called.
+ *
+ * Context: May sleep.
*/
-int blk_crypto_evict_key(struct request_queue *q,
- const struct blk_crypto_key *key)
+void blk_crypto_evict_key(struct request_queue *q,
+ const struct blk_crypto_key *key)
{
- if (blk_ksm_crypto_cfg_supported(q->ksm, &key->crypto_cfg))
- return blk_ksm_evict_key(q->ksm, key);
+ int err;
+ if (blk_ksm_crypto_cfg_supported(q->ksm, &key->crypto_cfg))
+ err = blk_ksm_evict_key(q->ksm, key);
+ else
+ err = blk_crypto_fallback_evict_key(key);
/*
- * If the request queue's associated inline encryption hardware didn't
- * have support for the key, then the key might have been programmed
- * into the fallback keyslot manager, so try to evict from there.
+ * An error can only occur here if the key failed to be evicted from a
+ * keyslot (due to a hardware or driver issue) or is allegedly still in
+ * use by I/O (due to a kernel bug). Even in these cases, the key is
+ * still unlinked from the keyslot management structures, and the caller
+ * is allowed and expected to free it right away. There's nothing
+ * callers can do to handle errors, so just log them and return void.
*/
- return blk_crypto_fallback_evict_key(key);
+ if (err)
+ pr_warn_ratelimited("error %d evicting key\n", err);
}
EXPORT_SYMBOL_GPL(blk_crypto_evict_key);
diff --git a/block/blk-merge.c b/block/blk-merge.c
index d1435b657297..1affc5fd35f0 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -818,6 +818,8 @@ static struct request *attempt_merge(struct request_queue *q,
if (!blk_discard_mergable(req))
elv_merge_requests(q, req, next);
+ blk_crypto_rq_put_keyslot(next);
+
/*
* 'next' is going away, so update stats accordingly
*/
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 01e281801453..bbbbcd2c1941 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2228,7 +2228,7 @@ blk_qc_t blk_mq_submit_bio(struct bio *bio)
blk_mq_bio_to_request(rq, bio, nr_segs);
- ret = blk_crypto_init_request(rq);
+ ret = blk_crypto_rq_get_keyslot(rq);
if (ret != BLK_STS_OK) {
bio->bi_status = ret;
bio_endio(bio);
diff --git a/block/keyslot-manager.c b/block/keyslot-manager.c
index 2c4a55bea6ca..2a7a36551cfa 100644
--- a/block/keyslot-manager.c
+++ b/block/keyslot-manager.c
@@ -343,25 +343,16 @@ bool blk_ksm_crypto_cfg_supported(struct blk_keyslot_manager *ksm,
return true;
}
-/**
- * blk_ksm_evict_key() - Evict a key from the lower layer device.
- * @ksm: The keyslot manager to evict from
- * @key: The key to evict
- *
- * Find the keyslot that the specified key was programmed into, and evict that
- * slot from the lower layer device. The slot must not be in use by any
- * in-flight IO when this function is called.
- *
- * Context: Process context. Takes and releases ksm->lock.
- * Return: 0 on success or if there's no keyslot with the specified key, -EBUSY
- * if the keyslot is still in use, or another -errno value on other
- * error.
+/*
+ * This is an internal function that evicts a key from an inline encryption
+ * device that can be either a real device or the blk-crypto-fallback "device".
+ * It is used only by blk_crypto_evict_key(); see that function for details.
*/
int blk_ksm_evict_key(struct blk_keyslot_manager *ksm,
const struct blk_crypto_key *key)
{
struct blk_ksm_keyslot *slot;
- int err = 0;
+ int err;
if (blk_ksm_is_passthrough(ksm)) {
if (ksm->ksm_ll_ops.keyslot_evict) {
@@ -375,22 +366,30 @@ int blk_ksm_evict_key(struct blk_keyslot_manager *ksm,
blk_ksm_hw_enter(ksm);
slot = blk_ksm_find_keyslot(ksm, key);
- if (!slot)
- goto out_unlock;
+ if (!slot) {
+ /*
+ * Not an error, since a key not in use by I/O is not guaranteed
+ * to be in a keyslot. There can be more keys than keyslots.
+ */
+ err = 0;
+ goto out;
+ }
if (WARN_ON_ONCE(atomic_read(&slot->slot_refs) != 0)) {
+ /* BUG: key is still in use by I/O */
err = -EBUSY;
- goto out_unlock;
+ goto out_remove;
}
err = ksm->ksm_ll_ops.keyslot_evict(ksm, key,
blk_ksm_get_slot_idx(slot));
- if (err)
- goto out_unlock;
-
+out_remove:
+ /*
+ * Callers free the key even on error, so unlink the key from the hash
+ * table and clear slot->key even on error.
+ */
hlist_del(&slot->hash_node);
slot->key = NULL;
- err = 0;
-out_unlock:
+out:
blk_ksm_hw_exit(ksm);
return err;
}
diff --git a/crypto/algapi.c b/crypto/algapi.c
index f3d95af3e428..c1af76ec65f5 100644
--- a/crypto/algapi.c
+++ b/crypto/algapi.c
@@ -456,7 +456,9 @@ void crypto_unregister_alg(struct crypto_alg *alg)
if (WARN(ret, "Algorithm %s is not registered", alg->cra_driver_name))
return;
- BUG_ON(refcount_read(&alg->cra_refcnt) != 1);
+ if (WARN_ON(refcount_read(&alg->cra_refcnt) != 1))
+ return;
+
if (alg->cra_destroy)
alg->cra_destroy(alg);
diff --git a/crypto/drbg.c b/crypto/drbg.c
index 761104e93d44..44b0a7f62402 100644
--- a/crypto/drbg.c
+++ b/crypto/drbg.c
@@ -1516,6 +1516,14 @@ static int drbg_prepare_hrng(struct drbg_state *drbg)
return 0;
drbg->jent = crypto_alloc_rng("jitterentropy_rng", 0, 0);
+ if (IS_ERR(drbg->jent)) {
+ const int err = PTR_ERR(drbg->jent);
+
+ drbg->jent = NULL;
+ if (fips_enabled)
+ return err;
+ pr_info("DRBG: Continuing without Jitter RNG\n");
+ }
return 0;
}
@@ -1571,14 +1579,6 @@ static int drbg_instantiate(struct drbg_state *drbg, struct drbg_string *pers,
if (ret)
goto free_everything;
- if (IS_ERR(drbg->jent)) {
- ret = PTR_ERR(drbg->jent);
- drbg->jent = NULL;
- if (fips_enabled || ret != -ENOENT)
- goto free_everything;
- pr_info("DRBG: Continuing without Jitter RNG\n");
- }
-
reseed = false;
}
diff --git a/drivers/acpi/processor_pdc.c b/drivers/acpi/processor_pdc.c
index 8c3f82c9fff3..18fb04523f93 100644
--- a/drivers/acpi/processor_pdc.c
+++ b/drivers/acpi/processor_pdc.c
@@ -14,6 +14,8 @@
#include <linux/acpi.h>
#include <acpi/processor.h>
+#include <xen/xen.h>
+
#include "internal.h"
static bool __init processor_physically_present(acpi_handle handle)
@@ -47,6 +49,15 @@ static bool __init processor_physically_present(acpi_handle handle)
return false;
}
+ if (xen_initial_domain())
+ /*
+ * When running as a Xen dom0 the number of processors Linux
+ * sees can be different from the real number of processors on
+ * the system, and we still need to execute _PDC for all of
+ * them.
+ */
+ return xen_processor_present(acpi_id);
+
type = (acpi_type == ACPI_TYPE_DEVICE) ? 1 : 0;
cpuid = acpi_get_cpuid(handle, type, acpi_id);
diff --git a/drivers/acpi/viot.c b/drivers/acpi/viot.c
index 647f11cf165d..fe4b66dae01b 100644
--- a/drivers/acpi/viot.c
+++ b/drivers/acpi/viot.c
@@ -329,6 +329,7 @@ static int viot_pci_dev_iommu_init(struct pci_dev *pdev, u16 dev_id, void *data)
{
u32 epid;
struct viot_endpoint *ep;
+ struct device *aliased_dev = data;
u32 domain_nr = pci_domain_nr(pdev->bus);
list_for_each_entry(ep, &viot_pci_ranges, list) {
@@ -339,7 +340,7 @@ static int viot_pci_dev_iommu_init(struct pci_dev *pdev, u16 dev_id, void *data)
epid = ((domain_nr - ep->segment_start) << 16) +
dev_id - ep->bdf_start + ep->endpoint_id;
- return viot_dev_iommu_init(&pdev->dev, ep->viommu,
+ return viot_dev_iommu_init(aliased_dev, ep->viommu,
epid);
}
}
@@ -373,7 +374,7 @@ int viot_iommu_configure(struct device *dev)
{
if (dev_is_pci(dev))
return pci_for_each_dma_alias(to_pci_dev(dev),
- viot_pci_dev_iommu_init, NULL);
+ viot_pci_dev_iommu_init, dev);
else if (dev_is_platform(dev))
return viot_mmio_dev_iommu_init(to_platform_device(dev));
return -ENODEV;
diff --git a/drivers/base/cpu.c b/drivers/base/cpu.c
index 55405ebf23ab..450dca235a2f 100644
--- a/drivers/base/cpu.c
+++ b/drivers/base/cpu.c
@@ -487,7 +487,8 @@ static const struct attribute_group *cpu_root_attr_groups[] = {
bool cpu_is_hotpluggable(unsigned int cpu)
{
struct device *dev = get_cpu_device(cpu);
- return dev && container_of(dev, struct cpu, dev)->hotpluggable;
+ return dev && container_of(dev, struct cpu, dev)->hotpluggable
+ && tick_nohz_cpu_hotpluggable(cpu);
}
EXPORT_SYMBOL_GPL(cpu_is_hotpluggable);
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 652531f67135..ac5cf1a8d79a 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -1427,7 +1427,9 @@ static void platform_remove(struct device *_dev)
struct platform_driver *drv = to_platform_driver(_dev->driver);
struct platform_device *dev = to_platform_device(_dev);
- if (drv->remove) {
+ if (drv->remove_new) {
+ drv->remove_new(dev);
+ } else if (drv->remove) {
int ret = drv->remove(dev);
if (ret)
diff --git a/drivers/bluetooth/btsdio.c b/drivers/bluetooth/btsdio.c
index 7050a16e7efe..199e8f7d426d 100644
--- a/drivers/bluetooth/btsdio.c
+++ b/drivers/bluetooth/btsdio.c
@@ -352,7 +352,6 @@ static void btsdio_remove(struct sdio_func *func)
BT_DBG("func %p", func);
- cancel_work_sync(&data->work);
if (!data)
return;
diff --git a/drivers/char/ipmi/Kconfig b/drivers/char/ipmi/Kconfig
index 249b31197eea..8298a4dd0de6 100644
--- a/drivers/char/ipmi/Kconfig
+++ b/drivers/char/ipmi/Kconfig
@@ -153,7 +153,8 @@ config IPMI_KCS_BMC_SERIO
config ASPEED_BT_IPMI_BMC
depends on ARCH_ASPEED || COMPILE_TEST
- depends on REGMAP && REGMAP_MMIO && MFD_SYSCON
+ depends on MFD_SYSCON
+ select REGMAP_MMIO
tristate "BT IPMI bmc driver"
help
Provides a driver for the BT (Block Transfer) IPMI interface
diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c
index 20dc2452815c..a3745fa643f3 100644
--- a/drivers/char/ipmi/ipmi_ssif.c
+++ b/drivers/char/ipmi/ipmi_ssif.c
@@ -564,8 +564,10 @@ static void retry_timeout(struct timer_list *t)
if (waiting)
start_get(ssif_info);
- if (resend)
+ if (resend) {
start_resend(ssif_info);
+ ssif_inc_stat(ssif_info, send_retries);
+ }
}
static void watch_timeout(struct timer_list *t)
@@ -792,9 +794,9 @@ static void msg_done_handler(struct ssif_info *ssif_info, int result,
} else if (data[0] != (IPMI_NETFN_APP_REQUEST | 1) << 2
|| data[1] != IPMI_GET_MSG_FLAGS_CMD) {
/*
- * Don't abort here, maybe it was a queued
- * response to a previous command.
+ * Recv error response, give up.
*/
+ ssif_info->ssif_state = SSIF_IDLE;
ipmi_ssif_unlock_cond(ssif_info, flags);
dev_warn(&ssif_info->client->dev,
"Invalid response getting flags: %x %x\n",
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index dc56b976d816..d65fff4e2ebe 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -136,16 +136,27 @@ static bool check_locality(struct tpm_chip *chip, int l)
return false;
}
-static int release_locality(struct tpm_chip *chip, int l)
+static int __tpm_tis_relinquish_locality(struct tpm_tis_data *priv, int l)
+{
+ tpm_tis_write8(priv, TPM_ACCESS(l), TPM_ACCESS_ACTIVE_LOCALITY);
+
+ return 0;
+}
+
+static int tpm_tis_relinquish_locality(struct tpm_chip *chip, int l)
{
struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
- tpm_tis_write8(priv, TPM_ACCESS(l), TPM_ACCESS_ACTIVE_LOCALITY);
+ mutex_lock(&priv->locality_count_mutex);
+ priv->locality_count--;
+ if (priv->locality_count == 0)
+ __tpm_tis_relinquish_locality(priv, l);
+ mutex_unlock(&priv->locality_count_mutex);
return 0;
}
-static int request_locality(struct tpm_chip *chip, int l)
+static int __tpm_tis_request_locality(struct tpm_chip *chip, int l)
{
struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
unsigned long stop, timeout;
@@ -186,6 +197,20 @@ static int request_locality(struct tpm_chip *chip, int l)
return -1;
}
+static int tpm_tis_request_locality(struct tpm_chip *chip, int l)
+{
+ struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
+ int ret = 0;
+
+ mutex_lock(&priv->locality_count_mutex);
+ if (priv->locality_count == 0)
+ ret = __tpm_tis_request_locality(chip, l);
+ if (!ret)
+ priv->locality_count++;
+ mutex_unlock(&priv->locality_count_mutex);
+ return ret;
+}
+
static u8 tpm_tis_status(struct tpm_chip *chip)
{
struct tpm_tis_data *priv = dev_get_drvdata(&chip->dev);
@@ -638,7 +663,7 @@ static int probe_itpm(struct tpm_chip *chip)
if (vendor != TPM_VID_INTEL)
return 0;
- if (request_locality(chip, 0) != 0)
+ if (tpm_tis_request_locality(chip, 0) != 0)
return -EBUSY;
rc = tpm_tis_send_data(chip, cmd_getticks, len);
@@ -659,7 +684,7 @@ static int probe_itpm(struct tpm_chip *chip)
out:
tpm_tis_ready(chip);
- release_locality(chip, priv->locality);
+ tpm_tis_relinquish_locality(chip, priv->locality);
return rc;
}
@@ -714,25 +739,17 @@ static irqreturn_t tis_int_handler(int dummy, void *dev_id)
return IRQ_HANDLED;
}
-static int tpm_tis_gen_interrupt(struct tpm_chip *chip)
+static void tpm_tis_gen_interrupt(struct tpm_chip *chip)
{
const char *desc = "attempting to generate an interrupt";
u32 cap2;
cap_t cap;
int ret;
- ret = request_locality(chip, 0);
- if (ret < 0)
- return ret;
-
if (chip->flags & TPM_CHIP_FLAG_TPM2)
ret = tpm2_get_tpm_pt(chip, 0x100, &cap2, desc);
else
ret = tpm1_getcap(chip, TPM_CAP_PROP_TIS_TIMEOUT, &cap, desc, 0);
-
- release_locality(chip, 0);
-
- return ret;
}
/* Register the IRQ and issue a command that will cause an interrupt. If an
@@ -755,52 +772,55 @@ static int tpm_tis_probe_irq_single(struct tpm_chip *chip, u32 intmask,
}
priv->irq = irq;
+ rc = tpm_tis_request_locality(chip, 0);
+ if (rc < 0)
+ return rc;
+
rc = tpm_tis_read8(priv, TPM_INT_VECTOR(priv->locality),
&original_int_vec);
- if (rc < 0)
+ if (rc < 0) {
+ tpm_tis_relinquish_locality(chip, priv->locality);
return rc;
+ }
rc = tpm_tis_write8(priv, TPM_INT_VECTOR(priv->locality), irq);
if (rc < 0)
- return rc;
+ goto restore_irqs;
rc = tpm_tis_read32(priv, TPM_INT_STATUS(priv->locality), &int_status);
if (rc < 0)
- return rc;
+ goto restore_irqs;
/* Clear all existing */
rc = tpm_tis_write32(priv, TPM_INT_STATUS(priv->locality), int_status);
if (rc < 0)
- return rc;
-
+ goto restore_irqs;
/* Turn on */
rc = tpm_tis_write32(priv, TPM_INT_ENABLE(priv->locality),
intmask | TPM_GLOBAL_INT_ENABLE);
if (rc < 0)
- return rc;
+ goto restore_irqs;
priv->irq_tested = false;
/* Generate an interrupt by having the core call through to
* tpm_tis_send
*/
- rc = tpm_tis_gen_interrupt(chip);
- if (rc < 0)
- return rc;
+ tpm_tis_gen_interrupt(chip);
+restore_irqs:
/* tpm_tis_send will either confirm the interrupt is working or it
* will call disable_irq which undoes all of the above.
*/
if (!(chip->flags & TPM_CHIP_FLAG_IRQ)) {
- rc = tpm_tis_write8(priv, original_int_vec,
- TPM_INT_VECTOR(priv->locality));
- if (rc < 0)
- return rc;
-
- return 1;
+ tpm_tis_write8(priv, original_int_vec,
+ TPM_INT_VECTOR(priv->locality));
+ rc = -1;
}
- return 0;
+ tpm_tis_relinquish_locality(chip, priv->locality);
+
+ return rc;
}
/* Try to find the IRQ the TPM is using. This is for legacy x86 systems that
@@ -914,8 +934,8 @@ static const struct tpm_class_ops tpm_tis = {
.req_complete_mask = TPM_STS_DATA_AVAIL | TPM_STS_VALID,
.req_complete_val = TPM_STS_DATA_AVAIL | TPM_STS_VALID,
.req_canceled = tpm_tis_req_canceled,
- .request_locality = request_locality,
- .relinquish_locality = release_locality,
+ .request_locality = tpm_tis_request_locality,
+ .relinquish_locality = tpm_tis_relinquish_locality,
.clk_enable = tpm_tis_clkrun_enable,
};
@@ -949,6 +969,8 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
priv->timeout_min = TPM_TIMEOUT_USECS_MIN;
priv->timeout_max = TPM_TIMEOUT_USECS_MAX;
priv->phy_ops = phy_ops;
+ priv->locality_count = 0;
+ mutex_init(&priv->locality_count_mutex);
dev_set_drvdata(&chip->dev, priv);
@@ -995,14 +1017,14 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
TPM_INTF_DATA_AVAIL_INT | TPM_INTF_STS_VALID_INT;
intmask &= ~TPM_GLOBAL_INT_ENABLE;
- rc = request_locality(chip, 0);
+ rc = tpm_tis_request_locality(chip, 0);
if (rc < 0) {
rc = -ENODEV;
goto out_err;
}
tpm_tis_write32(priv, TPM_INT_ENABLE(priv->locality), intmask);
- release_locality(chip, 0);
+ tpm_tis_relinquish_locality(chip, 0);
rc = tpm_chip_start(chip);
if (rc)
@@ -1062,13 +1084,13 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
* proper timeouts for the driver.
*/
- rc = request_locality(chip, 0);
+ rc = tpm_tis_request_locality(chip, 0);
if (rc < 0)
goto out_err;
rc = tpm_get_timeouts(chip);
- release_locality(chip, 0);
+ tpm_tis_relinquish_locality(chip, 0);
if (rc) {
dev_err(dev, "Could not get TPM timeouts and durations\n");
@@ -1076,17 +1098,21 @@ int tpm_tis_core_init(struct device *dev, struct tpm_tis_data *priv, int irq,
goto out_err;
}
- if (irq) {
+ if (irq)
tpm_tis_probe_irq_single(chip, intmask, IRQF_SHARED,
irq);
- if (!(chip->flags & TPM_CHIP_FLAG_IRQ)) {
- dev_err(&chip->dev, FW_BUG
+ else
+ tpm_tis_probe_irq(chip, intmask);
+
+ if (!(chip->flags & TPM_CHIP_FLAG_IRQ)) {
+ dev_err(&chip->dev, FW_BUG
"TPM interrupt not working, polling instead\n");
- disable_interrupts(chip);
- }
- } else {
- tpm_tis_probe_irq(chip, intmask);
+ rc = tpm_tis_request_locality(chip, 0);
+ if (rc < 0)
+ goto out_err;
+ disable_interrupts(chip);
+ tpm_tis_relinquish_locality(chip, 0);
}
}
@@ -1147,28 +1173,27 @@ int tpm_tis_resume(struct device *dev)
struct tpm_chip *chip = dev_get_drvdata(dev);
int ret;
+ ret = tpm_tis_request_locality(chip, 0);
+ if (ret < 0)
+ return ret;
+
if (chip->flags & TPM_CHIP_FLAG_IRQ)
tpm_tis_reenable_interrupts(chip);
ret = tpm_pm_resume(dev);
if (ret)
- return ret;
+ goto out;
/*
* TPM 1.2 requires self-test on resume. This function actually returns
* an error code but for unknown reason it isn't handled.
*/
- if (!(chip->flags & TPM_CHIP_FLAG_TPM2)) {
- ret = request_locality(chip, 0);
- if (ret < 0)
- return ret;
-
+ if (!(chip->flags & TPM_CHIP_FLAG_TPM2))
tpm1_do_selftest(chip);
+out:
+ tpm_tis_relinquish_locality(chip, 0);
- release_locality(chip, 0);
- }
-
- return 0;
+ return ret;
}
EXPORT_SYMBOL_GPL(tpm_tis_resume);
#endif
diff --git a/drivers/char/tpm/tpm_tis_core.h b/drivers/char/tpm/tpm_tis_core.h
index 3be24f221e32..464ed352ab2e 100644
--- a/drivers/char/tpm/tpm_tis_core.h
+++ b/drivers/char/tpm/tpm_tis_core.h
@@ -90,6 +90,8 @@ enum tpm_tis_flags {
struct tpm_tis_data {
u16 manufacturer_id;
+ struct mutex locality_count_mutex;
+ unsigned int locality_count;
int locality;
int irq;
bool irq_tested;
diff --git a/drivers/clk/at91/clk-sam9x60-pll.c b/drivers/clk/at91/clk-sam9x60-pll.c
index 1f52409475e9..a6600afa2145 100644
--- a/drivers/clk/at91/clk-sam9x60-pll.c
+++ b/drivers/clk/at91/clk-sam9x60-pll.c
@@ -561,7 +561,7 @@ sam9x60_clk_register_frac_pll(struct regmap *regmap, spinlock_t *lock,
ret = sam9x60_frac_pll_compute_mul_frac(&frac->core, FCORE_MIN,
parent_rate, true);
- if (ret <= 0) {
+ if (ret < 0) {
hw = ERR_PTR(ret);
goto free;
}
diff --git a/drivers/clk/clk-conf.c b/drivers/clk/clk-conf.c
index 2ef819606c41..1a4e6340f95c 100644
--- a/drivers/clk/clk-conf.c
+++ b/drivers/clk/clk-conf.c
@@ -33,9 +33,12 @@ static int __set_clk_parents(struct device_node *node, bool clk_supplier)
else
return rc;
}
- if (clkspec.np == node && !clk_supplier)
+ if (clkspec.np == node && !clk_supplier) {
+ of_node_put(clkspec.np);
return 0;
+ }
pclk = of_clk_get_from_provider(&clkspec);
+ of_node_put(clkspec.np);
if (IS_ERR(pclk)) {
if (PTR_ERR(pclk) != -EPROBE_DEFER)
pr_warn("clk: couldn't get parent clock %d for %pOF\n",
@@ -48,10 +51,12 @@ static int __set_clk_parents(struct device_node *node, bool clk_supplier)
if (rc < 0)
goto err;
if (clkspec.np == node && !clk_supplier) {
+ of_node_put(clkspec.np);
rc = 0;
goto err;
}
clk = of_clk_get_from_provider(&clkspec);
+ of_node_put(clkspec.np);
if (IS_ERR(clk)) {
if (PTR_ERR(clk) != -EPROBE_DEFER)
pr_warn("clk: couldn't get assigned clock %d for %pOF\n",
@@ -93,10 +98,13 @@ static int __set_clk_rates(struct device_node *node, bool clk_supplier)
else
return rc;
}
- if (clkspec.np == node && !clk_supplier)
+ if (clkspec.np == node && !clk_supplier) {
+ of_node_put(clkspec.np);
return 0;
+ }
clk = of_clk_get_from_provider(&clkspec);
+ of_node_put(clkspec.np);
if (IS_ERR(clk)) {
if (PTR_ERR(clk) != -EPROBE_DEFER)
pr_warn("clk: couldn't get clock %d for %pOF\n",
diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index 9825ef843f4a..63c356ae32f2 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -11,6 +11,7 @@ clk-qcom-y += clk-branch.o
clk-qcom-y += clk-regmap-divider.o
clk-qcom-y += clk-regmap-mux.o
clk-qcom-y += clk-regmap-mux-div.o
+clk-qcom-y += clk-regmap-phy-mux.o
clk-qcom-$(CONFIG_KRAIT_CLOCKS) += clk-krait.o
clk-qcom-y += clk-hfpll.o
clk-qcom-y += reset.o
diff --git a/drivers/clk/qcom/clk-regmap-phy-mux.c b/drivers/clk/qcom/clk-regmap-phy-mux.c
new file mode 100644
index 000000000000..7b7243b7107d
--- /dev/null
+++ b/drivers/clk/qcom/clk-regmap-phy-mux.c
@@ -0,0 +1,62 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (c) 2022, Linaro Ltd.
+ */
+
+#include <linux/clk-provider.h>
+#include <linux/bitfield.h>
+#include <linux/regmap.h>
+#include <linux/export.h>
+
+#include "clk-regmap.h"
+#include "clk-regmap-phy-mux.h"
+
+#define PHY_MUX_MASK GENMASK(1, 0)
+#define PHY_MUX_PHY_SRC 0
+#define PHY_MUX_REF_SRC 2
+
+static inline struct clk_regmap_phy_mux *to_clk_regmap_phy_mux(struct clk_regmap *clkr)
+{
+ return container_of(clkr, struct clk_regmap_phy_mux, clkr);
+}
+
+static int phy_mux_is_enabled(struct clk_hw *hw)
+{
+ struct clk_regmap *clkr = to_clk_regmap(hw);
+ struct clk_regmap_phy_mux *phy_mux = to_clk_regmap_phy_mux(clkr);
+ unsigned int val;
+
+ regmap_read(clkr->regmap, phy_mux->reg, &val);
+ val = FIELD_GET(PHY_MUX_MASK, val);
+
+ WARN_ON(val != PHY_MUX_PHY_SRC && val != PHY_MUX_REF_SRC);
+
+ return val == PHY_MUX_PHY_SRC;
+}
+
+static int phy_mux_enable(struct clk_hw *hw)
+{
+ struct clk_regmap *clkr = to_clk_regmap(hw);
+ struct clk_regmap_phy_mux *phy_mux = to_clk_regmap_phy_mux(clkr);
+
+ return regmap_update_bits(clkr->regmap, phy_mux->reg,
+ PHY_MUX_MASK,
+ FIELD_PREP(PHY_MUX_MASK, PHY_MUX_PHY_SRC));
+}
+
+static void phy_mux_disable(struct clk_hw *hw)
+{
+ struct clk_regmap *clkr = to_clk_regmap(hw);
+ struct clk_regmap_phy_mux *phy_mux = to_clk_regmap_phy_mux(clkr);
+
+ regmap_update_bits(clkr->regmap, phy_mux->reg,
+ PHY_MUX_MASK,
+ FIELD_PREP(PHY_MUX_MASK, PHY_MUX_REF_SRC));
+}
+
+const struct clk_ops clk_regmap_phy_mux_ops = {
+ .enable = phy_mux_enable,
+ .disable = phy_mux_disable,
+ .is_enabled = phy_mux_is_enabled,
+};
+EXPORT_SYMBOL_GPL(clk_regmap_phy_mux_ops);
diff --git a/drivers/clk/qcom/clk-regmap-phy-mux.h b/drivers/clk/qcom/clk-regmap-phy-mux.h
new file mode 100644
index 000000000000..614dd384695c
--- /dev/null
+++ b/drivers/clk/qcom/clk-regmap-phy-mux.h
@@ -0,0 +1,33 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2022, Linaro Ltd.
+ */
+
+#ifndef __QCOM_CLK_REGMAP_PHY_MUX_H__
+#define __QCOM_CLK_REGMAP_PHY_MUX_H__
+
+#include "clk-regmap.h"
+
+/*
+ * A clock implementation for PHY pipe and symbols clock muxes.
+ *
+ * If the clock is running off the from-PHY source, report it as enabled.
+ * Report it as disabled otherwise (if it uses reference source).
+ *
+ * This way the PHY will disable the pipe clock before turning off the GDSC,
+ * which in turn would lead to disabling corresponding pipe_clk_src (and thus
+ * it being parked to a safe, reference clock source). And vice versa, after
+ * enabling the GDSC the PHY will enable the pipe clock, which would cause
+ * pipe_clk_src to be switched from a safe source to the working one.
+ *
+ * For some platforms this should be used for the UFS symbol_clk_src clocks
+ * too.
+ */
+struct clk_regmap_phy_mux {
+ u32 reg;
+ struct clk_regmap clkr;
+};
+
+extern const struct clk_ops clk_regmap_phy_mux_ops;
+
+#endif
diff --git a/drivers/clk/qcom/gcc-sm6115.c b/drivers/clk/qcom/gcc-sm6115.c
index e24a977c2580..1c3be4e07d5b 100644
--- a/drivers/clk/qcom/gcc-sm6115.c
+++ b/drivers/clk/qcom/gcc-sm6115.c
@@ -720,7 +720,7 @@ static struct clk_rcg2 gcc_camss_axi_clk_src = {
.parent_data = gcc_parents_7,
.num_parents = ARRAY_SIZE(gcc_parents_7),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -741,7 +741,7 @@ static struct clk_rcg2 gcc_camss_cci_clk_src = {
.parent_data = gcc_parents_9,
.num_parents = ARRAY_SIZE(gcc_parents_9),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -764,7 +764,7 @@ static struct clk_rcg2 gcc_camss_csi0phytimer_clk_src = {
.parent_data = gcc_parents_4,
.num_parents = ARRAY_SIZE(gcc_parents_4),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -779,7 +779,7 @@ static struct clk_rcg2 gcc_camss_csi1phytimer_clk_src = {
.parent_data = gcc_parents_4,
.num_parents = ARRAY_SIZE(gcc_parents_4),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -794,7 +794,7 @@ static struct clk_rcg2 gcc_camss_csi2phytimer_clk_src = {
.parent_data = gcc_parents_4,
.num_parents = ARRAY_SIZE(gcc_parents_4),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -816,7 +816,7 @@ static struct clk_rcg2 gcc_camss_mclk0_clk_src = {
.parent_data = gcc_parents_3,
.num_parents = ARRAY_SIZE(gcc_parents_3),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -831,7 +831,7 @@ static struct clk_rcg2 gcc_camss_mclk1_clk_src = {
.parent_data = gcc_parents_3,
.num_parents = ARRAY_SIZE(gcc_parents_3),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -846,7 +846,7 @@ static struct clk_rcg2 gcc_camss_mclk2_clk_src = {
.parent_data = gcc_parents_3,
.num_parents = ARRAY_SIZE(gcc_parents_3),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -861,7 +861,7 @@ static struct clk_rcg2 gcc_camss_mclk3_clk_src = {
.parent_data = gcc_parents_3,
.num_parents = ARRAY_SIZE(gcc_parents_3),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -883,7 +883,7 @@ static struct clk_rcg2 gcc_camss_ope_ahb_clk_src = {
.parent_data = gcc_parents_8,
.num_parents = ARRAY_SIZE(gcc_parents_8),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -907,7 +907,7 @@ static struct clk_rcg2 gcc_camss_ope_clk_src = {
.parent_data = gcc_parents_8,
.num_parents = ARRAY_SIZE(gcc_parents_8),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -942,7 +942,7 @@ static struct clk_rcg2 gcc_camss_tfe_0_clk_src = {
.parent_data = gcc_parents_5,
.num_parents = ARRAY_SIZE(gcc_parents_5),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -967,7 +967,7 @@ static struct clk_rcg2 gcc_camss_tfe_0_csid_clk_src = {
.parent_data = gcc_parents_6,
.num_parents = ARRAY_SIZE(gcc_parents_6),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -982,7 +982,7 @@ static struct clk_rcg2 gcc_camss_tfe_1_clk_src = {
.parent_data = gcc_parents_5,
.num_parents = ARRAY_SIZE(gcc_parents_5),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -997,7 +997,7 @@ static struct clk_rcg2 gcc_camss_tfe_1_csid_clk_src = {
.parent_data = gcc_parents_6,
.num_parents = ARRAY_SIZE(gcc_parents_6),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1012,7 +1012,7 @@ static struct clk_rcg2 gcc_camss_tfe_2_clk_src = {
.parent_data = gcc_parents_5,
.num_parents = ARRAY_SIZE(gcc_parents_5),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1027,7 +1027,7 @@ static struct clk_rcg2 gcc_camss_tfe_2_csid_clk_src = {
.parent_data = gcc_parents_6,
.num_parents = ARRAY_SIZE(gcc_parents_6),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1050,7 +1050,7 @@ static struct clk_rcg2 gcc_camss_tfe_cphy_rx_clk_src = {
.parent_data = gcc_parents_10,
.num_parents = ARRAY_SIZE(gcc_parents_10),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1072,7 +1072,7 @@ static struct clk_rcg2 gcc_camss_top_ahb_clk_src = {
.parent_data = gcc_parents_7,
.num_parents = ARRAY_SIZE(gcc_parents_7),
.flags = CLK_SET_RATE_PARENT | CLK_OPS_PARENT_ENABLE,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1142,7 +1142,7 @@ static struct clk_rcg2 gcc_pdm2_clk_src = {
.name = "gcc_pdm2_clk_src",
.parent_data = gcc_parents_0,
.num_parents = ARRAY_SIZE(gcc_parents_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1355,7 +1355,7 @@ static struct clk_rcg2 gcc_ufs_phy_axi_clk_src = {
.name = "gcc_ufs_phy_axi_clk_src",
.parent_data = gcc_parents_0,
.num_parents = ARRAY_SIZE(gcc_parents_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1377,7 +1377,7 @@ static struct clk_rcg2 gcc_ufs_phy_ice_core_clk_src = {
.name = "gcc_ufs_phy_ice_core_clk_src",
.parent_data = gcc_parents_0,
.num_parents = ARRAY_SIZE(gcc_parents_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1418,7 +1418,7 @@ static struct clk_rcg2 gcc_ufs_phy_unipro_core_clk_src = {
.name = "gcc_ufs_phy_unipro_core_clk_src",
.parent_data = gcc_parents_0,
.num_parents = ARRAY_SIZE(gcc_parents_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1440,7 +1440,7 @@ static struct clk_rcg2 gcc_usb30_prim_master_clk_src = {
.name = "gcc_usb30_prim_master_clk_src",
.parent_data = gcc_parents_0,
.num_parents = ARRAY_SIZE(gcc_parents_0),
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
@@ -1509,7 +1509,7 @@ static struct clk_rcg2 gcc_video_venus_clk_src = {
.parent_data = gcc_parents_13,
.num_parents = ARRAY_SIZE(gcc_parents_13),
.flags = CLK_SET_RATE_PARENT,
- .ops = &clk_rcg2_ops,
+ .ops = &clk_rcg2_shared_ops,
},
};
diff --git a/drivers/clk/qcom/gcc-sm8350.c b/drivers/clk/qcom/gcc-sm8350.c
index 6d0a9e2d5104..87d03b1684ed 100644
--- a/drivers/clk/qcom/gcc-sm8350.c
+++ b/drivers/clk/qcom/gcc-sm8350.c
@@ -16,6 +16,7 @@
#include "clk-regmap.h"
#include "clk-regmap-divider.h"
#include "clk-regmap-mux.h"
+#include "clk-regmap-phy-mux.h"
#include "gdsc.h"
#include "reset.h"
@@ -166,26 +167,6 @@ static const struct clk_parent_data gcc_parent_data_3[] = {
{ .fw_name = "core_bi_pll_test_se" },
};
-static const struct parent_map gcc_parent_map_4[] = {
- { P_PCIE_0_PIPE_CLK, 0 },
- { P_BI_TCXO, 2 },
-};
-
-static const struct clk_parent_data gcc_parent_data_4[] = {
- { .fw_name = "pcie_0_pipe_clk", },
- { .fw_name = "bi_tcxo" },
-};
-
-static const struct parent_map gcc_parent_map_5[] = {
- { P_PCIE_1_PIPE_CLK, 0 },
- { P_BI_TCXO, 2 },
-};
-
-static const struct clk_parent_data gcc_parent_data_5[] = {
- { .fw_name = "pcie_1_pipe_clk" },
- { .fw_name = "bi_tcxo" },
-};
-
static const struct parent_map gcc_parent_map_6[] = {
{ P_BI_TCXO, 0 },
{ P_GCC_GPLL0_OUT_MAIN, 1 },
@@ -288,32 +269,30 @@ static const struct clk_parent_data gcc_parent_data_14[] = {
{ .fw_name = "bi_tcxo" },
};
-static struct clk_regmap_mux gcc_pcie_0_pipe_clk_src = {
+static struct clk_regmap_phy_mux gcc_pcie_0_pipe_clk_src = {
.reg = 0x6b054,
- .shift = 0,
- .width = 2,
- .parent_map = gcc_parent_map_4,
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gcc_pcie_0_pipe_clk_src",
- .parent_data = gcc_parent_data_4,
- .num_parents = ARRAY_SIZE(gcc_parent_data_4),
- .ops = &clk_regmap_mux_closest_ops,
+ .parent_data = &(const struct clk_parent_data){
+ .fw_name = "pcie_0_pipe_clk",
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
},
},
};
-static struct clk_regmap_mux gcc_pcie_1_pipe_clk_src = {
+static struct clk_regmap_phy_mux gcc_pcie_1_pipe_clk_src = {
.reg = 0x8d054,
- .shift = 0,
- .width = 2,
- .parent_map = gcc_parent_map_5,
.clkr = {
.hw.init = &(struct clk_init_data){
.name = "gcc_pcie_1_pipe_clk_src",
- .parent_data = gcc_parent_data_5,
- .num_parents = ARRAY_SIZE(gcc_parent_data_5),
- .ops = &clk_regmap_mux_closest_ops,
+ .parent_data = &(const struct clk_parent_data){
+ .fw_name = "pcie_1_pipe_clk",
+ },
+ .num_parents = 1,
+ .ops = &clk_regmap_phy_mux_ops,
},
},
};
diff --git a/drivers/clk/rockchip/clk-rk3399.c b/drivers/clk/rockchip/clk-rk3399.c
index 62a4f2543960..6bcf631b4e4c 100644
--- a/drivers/clk/rockchip/clk-rk3399.c
+++ b/drivers/clk/rockchip/clk-rk3399.c
@@ -1263,7 +1263,7 @@ static struct rockchip_clk_branch rk3399_clk_branches[] __initdata = {
RK3399_CLKSEL_CON(56), 6, 2, MFLAGS,
RK3399_CLKGATE_CON(10), 7, GFLAGS),
- COMPOSITE_NOGATE(SCLK_CIF_OUT, "clk_cifout", mux_clk_cif_p, 0,
+ COMPOSITE_NOGATE(SCLK_CIF_OUT, "clk_cifout", mux_clk_cif_p, CLK_SET_RATE_PARENT,
RK3399_CLKSEL_CON(56), 5, 1, MFLAGS, 0, 5, DFLAGS),
/* gic */
diff --git a/drivers/clocksource/timer-davinci.c b/drivers/clocksource/timer-davinci.c
index 9996c0542520..b1c248498be4 100644
--- a/drivers/clocksource/timer-davinci.c
+++ b/drivers/clocksource/timer-davinci.c
@@ -257,21 +257,25 @@ int __init davinci_timer_register(struct clk *clk,
resource_size(&timer_cfg->reg),
"davinci-timer")) {
pr_err("Unable to request memory region\n");
- return -EBUSY;
+ rv = -EBUSY;
+ goto exit_clk_disable;
}
base = ioremap(timer_cfg->reg.start, resource_size(&timer_cfg->reg));
if (!base) {
pr_err("Unable to map the register range\n");
- return -ENOMEM;
+ rv = -ENOMEM;
+ goto exit_mem_region;
}
davinci_timer_init(base);
tick_rate = clk_get_rate(clk);
clockevent = kzalloc(sizeof(*clockevent), GFP_KERNEL);
- if (!clockevent)
- return -ENOMEM;
+ if (!clockevent) {
+ rv = -ENOMEM;
+ goto exit_iounmap_base;
+ }
clockevent->dev.name = "tim12";
clockevent->dev.features = CLOCK_EVT_FEAT_ONESHOT;
@@ -296,7 +300,7 @@ int __init davinci_timer_register(struct clk *clk,
"clockevent/tim12", clockevent);
if (rv) {
pr_err("Unable to request the clockevent interrupt\n");
- return rv;
+ goto exit_free_clockevent;
}
davinci_clocksource.dev.rating = 300;
@@ -323,13 +327,27 @@ int __init davinci_timer_register(struct clk *clk,
rv = clocksource_register_hz(&davinci_clocksource.dev, tick_rate);
if (rv) {
pr_err("Unable to register clocksource\n");
- return rv;
+ goto exit_free_irq;
}
sched_clock_register(davinci_timer_read_sched_clock,
DAVINCI_TIMER_CLKSRC_BITS, tick_rate);
return 0;
+
+exit_free_irq:
+ free_irq(timer_cfg->irq[DAVINCI_TIMER_CLOCKEVENT_IRQ].start,
+ clockevent);
+exit_free_clockevent:
+ kfree(clockevent);
+exit_iounmap_base:
+ iounmap(base);
+exit_mem_region:
+ release_mem_region(timer_cfg->reg.start,
+ resource_size(&timer_cfg->reg));
+exit_clk_disable:
+ clk_disable_unprepare(clk);
+ return rv;
}
static int __init of_davinci_timer_register(struct device_node *np)
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index b998b5083953..ae7b95e15ac7 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1709,7 +1709,7 @@ static unsigned int cpufreq_verify_current_freq(struct cpufreq_policy *policy, b
* MHz. In such cases it is better to avoid getting into
* unnecessary frequency updates.
*/
- if (abs(policy->cur - new_freq) < HZ_PER_MHZ)
+ if (abs(policy->cur - new_freq) < KHZ_PER_MHZ)
return policy->cur;
cpufreq_out_of_sync(policy, new_freq);
diff --git a/drivers/crypto/Kconfig b/drivers/crypto/Kconfig
index b46343b5c26b..a40883e11842 100644
--- a/drivers/crypto/Kconfig
+++ b/drivers/crypto/Kconfig
@@ -905,6 +905,7 @@ config CRYPTO_DEV_SA2UL
select CRYPTO_AES_ARM64
select CRYPTO_ALGAPI
select CRYPTO_AUTHENC
+ select CRYPTO_DES
select CRYPTO_SHA1
select CRYPTO_SHA256
select CRYPTO_SHA512
diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index f87aa2169e5f..f9a1ec3c8485 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -284,6 +284,10 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask,
const u32 rdsta_if = RDSTA_IF0 << sh_idx;
const u32 rdsta_pr = RDSTA_PR0 << sh_idx;
const u32 rdsta_mask = rdsta_if | rdsta_pr;
+
+ /* Clear the contents before using the descriptor */
+ memset(desc, 0x00, CAAM_CMD_SZ * 7);
+
/*
* If the corresponding bit is set, this state handle
* was initialized by somebody else, so it's left alone.
@@ -327,8 +331,6 @@ static int instantiate_rng(struct device *ctrldev, int state_handle_mask,
}
dev_info(ctrldev, "Instantiated RNG4 SH%d\n", sh_idx);
- /* Clear the contents before recreating the descriptor */
- memset(desc, 0x00, CAAM_CMD_SZ * 7);
}
kfree(desc);
diff --git a/drivers/crypto/inside-secure/safexcel.c b/drivers/crypto/inside-secure/safexcel.c
index 389a7b51f1f3..7fa6c9144e49 100644
--- a/drivers/crypto/inside-secure/safexcel.c
+++ b/drivers/crypto/inside-secure/safexcel.c
@@ -1631,19 +1631,23 @@ static int safexcel_probe_generic(void *pdev,
&priv->ring[i].rdr);
if (ret) {
dev_err(dev, "Failed to initialize rings\n");
- return ret;
+ goto err_cleanup_rings;
}
priv->ring[i].rdr_req = devm_kcalloc(dev,
EIP197_DEFAULT_RING_SIZE,
sizeof(*priv->ring[i].rdr_req),
GFP_KERNEL);
- if (!priv->ring[i].rdr_req)
- return -ENOMEM;
+ if (!priv->ring[i].rdr_req) {
+ ret = -ENOMEM;
+ goto err_cleanup_rings;
+ }
ring_irq = devm_kzalloc(dev, sizeof(*ring_irq), GFP_KERNEL);
- if (!ring_irq)
- return -ENOMEM;
+ if (!ring_irq) {
+ ret = -ENOMEM;
+ goto err_cleanup_rings;
+ }
ring_irq->priv = priv;
ring_irq->ring = i;
@@ -1657,7 +1661,8 @@ static int safexcel_probe_generic(void *pdev,
ring_irq);
if (irq < 0) {
dev_err(dev, "Failed to get IRQ ID for ring %d\n", i);
- return irq;
+ ret = irq;
+ goto err_cleanup_rings;
}
priv->ring[i].irq = irq;
@@ -1669,8 +1674,10 @@ static int safexcel_probe_generic(void *pdev,
snprintf(wq_name, 9, "wq_ring%d", i);
priv->ring[i].workqueue =
create_singlethread_workqueue(wq_name);
- if (!priv->ring[i].workqueue)
- return -ENOMEM;
+ if (!priv->ring[i].workqueue) {
+ ret = -ENOMEM;
+ goto err_cleanup_rings;
+ }
priv->ring[i].requests = 0;
priv->ring[i].busy = false;
@@ -1687,16 +1694,26 @@ static int safexcel_probe_generic(void *pdev,
ret = safexcel_hw_init(priv);
if (ret) {
dev_err(dev, "HW init failed (%d)\n", ret);
- return ret;
+ goto err_cleanup_rings;
}
ret = safexcel_register_algorithms(priv);
if (ret) {
dev_err(dev, "Failed to register algorithms (%d)\n", ret);
- return ret;
+ goto err_cleanup_rings;
}
return 0;
+
+err_cleanup_rings:
+ for (i = 0; i < priv->config.rings; i++) {
+ if (priv->ring[i].irq)
+ irq_set_affinity_hint(priv->ring[i].irq, NULL);
+ if (priv->ring[i].workqueue)
+ destroy_workqueue(priv->ring[i].workqueue);
+ }
+
+ return ret;
}
static void safexcel_hw_reset_rings(struct safexcel_crypto_priv *priv)
diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index c5638afe9436..80c609aa2a91 100644
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -243,6 +243,7 @@ struct at_xdmac {
int irq;
struct clk *clk;
u32 save_gim;
+ u32 save_gs;
struct dma_pool *at_xdmac_desc_pool;
const struct at_xdmac_layout *layout;
struct at_xdmac_chan chan[];
@@ -1586,20 +1587,6 @@ at_xdmac_tx_status(struct dma_chan *chan, dma_cookie_t cookie,
return ret;
}
-/* Call must be protected by lock. */
-static void at_xdmac_remove_xfer(struct at_xdmac_chan *atchan,
- struct at_xdmac_desc *desc)
-{
- dev_dbg(chan2dev(&atchan->chan), "%s: desc 0x%p\n", __func__, desc);
-
- /*
- * Remove the transfer from the transfer list then move the transfer
- * descriptors into the free descriptors list.
- */
- list_del(&desc->xfer_node);
- list_splice_init(&desc->descs_list, &atchan->free_descs_list);
-}
-
static void at_xdmac_advance_work(struct at_xdmac_chan *atchan)
{
struct at_xdmac_desc *desc;
@@ -1710,17 +1697,19 @@ static void at_xdmac_tasklet(struct tasklet_struct *t)
}
txd = &desc->tx_dma_desc;
-
- at_xdmac_remove_xfer(atchan, desc);
+ dma_cookie_complete(txd);
+ /* Remove the transfer from the transfer list. */
+ list_del(&desc->xfer_node);
spin_unlock_irq(&atchan->lock);
- dma_cookie_complete(txd);
if (txd->flags & DMA_PREP_INTERRUPT)
dmaengine_desc_get_callback_invoke(txd, NULL);
dma_run_dependencies(txd);
spin_lock_irq(&atchan->lock);
+ /* Move the xfer descriptors into the free descriptors list. */
+ list_splice_init(&desc->descs_list, &atchan->free_descs_list);
at_xdmac_advance_work(atchan);
spin_unlock_irq(&atchan->lock);
}
@@ -1867,8 +1856,10 @@ static int at_xdmac_device_terminate_all(struct dma_chan *chan)
cpu_relax();
/* Cancel all pending transfers. */
- list_for_each_entry_safe(desc, _desc, &atchan->xfers_list, xfer_node)
- at_xdmac_remove_xfer(atchan, desc);
+ list_for_each_entry_safe(desc, _desc, &atchan->xfers_list, xfer_node) {
+ list_del(&desc->xfer_node);
+ list_splice_init(&desc->descs_list, &atchan->free_descs_list);
+ }
clear_bit(AT_XDMAC_CHAN_IS_PAUSED, &atchan->status);
clear_bit(AT_XDMAC_CHAN_IS_CYCLIC, &atchan->status);
@@ -1994,6 +1985,7 @@ static int atmel_xdmac_suspend(struct device *dev)
}
}
atxdmac->save_gim = at_xdmac_read(atxdmac, AT_XDMAC_GIM);
+ atxdmac->save_gs = at_xdmac_read(atxdmac, AT_XDMAC_GS);
at_xdmac_off(atxdmac);
clk_disable_unprepare(atxdmac->clk);
@@ -2033,7 +2025,8 @@ static int atmel_xdmac_resume(struct device *dev)
at_xdmac_chan_write(atchan, AT_XDMAC_CNDC, atchan->save_cndc);
at_xdmac_chan_write(atchan, AT_XDMAC_CIE, atchan->save_cim);
wmb();
- at_xdmac_write(atxdmac, AT_XDMAC_GE, atchan->mask);
+ if (atxdmac->save_gs & atchan->mask)
+ at_xdmac_write(atxdmac, AT_XDMAC_GE, atchan->mask);
}
}
return 0;
diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-edma-core.c
index 97f5e4e93cfc..799ebbaf35be 100644
--- a/drivers/dma/dw-edma/dw-edma-core.c
+++ b/drivers/dma/dw-edma/dw-edma-core.c
@@ -171,7 +171,7 @@ static void vchan_free_desc(struct virt_dma_desc *vdesc)
dw_edma_free_desc(vd2dw_edma_desc(vdesc));
}
-static void dw_edma_start_transfer(struct dw_edma_chan *chan)
+static int dw_edma_start_transfer(struct dw_edma_chan *chan)
{
struct dw_edma_chunk *child;
struct dw_edma_desc *desc;
@@ -179,16 +179,16 @@ static void dw_edma_start_transfer(struct dw_edma_chan *chan)
vd = vchan_next_desc(&chan->vc);
if (!vd)
- return;
+ return 0;
desc = vd2dw_edma_desc(vd);
if (!desc)
- return;
+ return 0;
child = list_first_entry_or_null(&desc->chunk->list,
struct dw_edma_chunk, list);
if (!child)
- return;
+ return 0;
dw_edma_v0_core_start(child, !desc->xfer_sz);
desc->xfer_sz += child->ll_region.sz;
@@ -196,6 +196,8 @@ static void dw_edma_start_transfer(struct dw_edma_chan *chan)
list_del(&child->list);
kfree(child);
desc->chunks_alloc--;
+
+ return 1;
}
static int dw_edma_device_config(struct dma_chan *dchan,
@@ -279,9 +281,12 @@ static void dw_edma_device_issue_pending(struct dma_chan *dchan)
struct dw_edma_chan *chan = dchan2dw_edma_chan(dchan);
unsigned long flags;
+ if (!chan->configured)
+ return;
+
spin_lock_irqsave(&chan->vc.lock, flags);
- if (chan->configured && chan->request == EDMA_REQ_NONE &&
- chan->status == EDMA_ST_IDLE && vchan_issue_pending(&chan->vc)) {
+ if (vchan_issue_pending(&chan->vc) && chan->request == EDMA_REQ_NONE &&
+ chan->status == EDMA_ST_IDLE) {
chan->status = EDMA_ST_BUSY;
dw_edma_start_transfer(chan);
}
@@ -555,14 +560,14 @@ static void dw_edma_done_interrupt(struct dw_edma_chan *chan)
switch (chan->request) {
case EDMA_REQ_NONE:
desc = vd2dw_edma_desc(vd);
- if (desc->chunks_alloc) {
- chan->status = EDMA_ST_BUSY;
- dw_edma_start_transfer(chan);
- } else {
+ if (!desc->chunks_alloc) {
list_del(&vd->node);
vchan_cookie_complete(vd);
- chan->status = EDMA_ST_IDLE;
}
+
+ /* Continue transferring if there are remaining chunks or issued requests.
+ */
+ chan->status = dw_edma_start_transfer(chan) ? EDMA_ST_BUSY : EDMA_ST_IDLE;
break;
case EDMA_REQ_STOP:
diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c
index 4800c596433a..9f3e011fbd91 100644
--- a/drivers/dma/mv_xor_v2.c
+++ b/drivers/dma/mv_xor_v2.c
@@ -756,7 +756,7 @@ static int mv_xor_v2_probe(struct platform_device *pdev)
xor_dev->clk = devm_clk_get(&pdev->dev, NULL);
if (PTR_ERR(xor_dev->clk) == -EPROBE_DEFER) {
- ret = EPROBE_DEFER;
+ ret = -EPROBE_DEFER;
goto disable_reg_clk;
}
if (!IS_ERR(xor_dev->clk)) {
diff --git a/drivers/dma/qcom/gpi.c b/drivers/dma/qcom/gpi.c
index 1a1b7d8458c9..1e87fe6c62af 100644
--- a/drivers/dma/qcom/gpi.c
+++ b/drivers/dma/qcom/gpi.c
@@ -1961,7 +1961,6 @@ static int gpi_ch_init(struct gchan *gchan)
error_config_int:
gpi_free_ring(&gpii->ev_ring, gpii);
exit_gpi_init:
- mutex_unlock(&gpii->ctrl_lock);
return ret;
}
diff --git a/drivers/edac/skx_base.c b/drivers/edac/skx_base.c
index 1abc020d49ab..984c93c8825f 100644
--- a/drivers/edac/skx_base.c
+++ b/drivers/edac/skx_base.c
@@ -510,7 +510,7 @@ static bool skx_rir_decode(struct decoded_addr *res)
}
static u8 skx_close_row[] = {
- 15, 16, 17, 18, 20, 21, 22, 28, 10, 11, 12, 13, 29, 30, 31, 32, 33
+ 15, 16, 17, 18, 20, 21, 22, 28, 10, 11, 12, 13, 29, 30, 31, 32, 33, 34
};
static u8 skx_close_column[] = {
@@ -518,7 +518,7 @@ static u8 skx_close_column[] = {
};
static u8 skx_open_row[] = {
- 14, 15, 16, 20, 28, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33
+ 14, 15, 16, 20, 28, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34
};
static u8 skx_open_column[] = {
diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c
index 11842497b226..7ccda7d720a1 100644
--- a/drivers/firmware/arm_scmi/driver.c
+++ b/drivers/firmware/arm_scmi/driver.c
@@ -1463,7 +1463,7 @@ static int scmi_xfer_info_init(struct scmi_info *sinfo)
return ret;
ret = __scmi_xfer_info_init(sinfo, &sinfo->tx_minfo);
- if (!ret && idr_find(&sinfo->rx_idr, SCMI_PROTOCOL_BASE))
+ if (!ret && !idr_is_empty(&sinfo->rx_idr))
ret = __scmi_xfer_info_init(sinfo, &sinfo->rx_minfo);
return ret;
diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
index 2b5214d5c0da..18e1a4b80401 100644
--- a/drivers/firmware/qcom_scm.c
+++ b/drivers/firmware/qcom_scm.c
@@ -1320,8 +1320,7 @@ static int qcom_scm_probe(struct platform_device *pdev)
static void qcom_scm_shutdown(struct platform_device *pdev)
{
/* Clean shutdown, disable download mode to allow normal restart */
- if (download_mode)
- qcom_scm_set_download_mode(false);
+ qcom_scm_set_download_mode(false);
}
static const struct of_device_id qcom_scm_dt_match[] = {
diff --git a/drivers/firmware/stratix10-svc.c b/drivers/firmware/stratix10-svc.c
index 4fdd75f1e86e..2b50dc21fba1 100644
--- a/drivers/firmware/stratix10-svc.c
+++ b/drivers/firmware/stratix10-svc.c
@@ -989,8 +989,8 @@ static int stratix10_svc_drv_probe(struct platform_device *pdev)
return ret;
genpool = svc_create_memory_pool(pdev, sh_memory);
- if (!genpool)
- return -ENOMEM;
+ if (IS_ERR(genpool))
+ return PTR_ERR(genpool);
/* allocate service controller and supporting channel */
controller = devm_kzalloc(dev, sizeof(*controller), GFP_KERNEL);
diff --git a/drivers/fpga/fpga-bridge.c b/drivers/fpga/fpga-bridge.c
index 798f55670646..75a24b045724 100644
--- a/drivers/fpga/fpga-bridge.c
+++ b/drivers/fpga/fpga-bridge.c
@@ -115,7 +115,7 @@ static int fpga_bridge_dev_match(struct device *dev, const void *data)
/**
* fpga_bridge_get - get an exclusive reference to an fpga bridge
* @dev: parent device that fpga bridge was registered with
- * @info: fpga manager info
+ * @info: fpga image specific information
*
* Given a device, get an exclusive reference to an fpga bridge.
*
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index 68c98e30fee7..1e0ddf7722cd 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1707,7 +1707,8 @@ static void amdgpu_dm_fini(struct amdgpu_device *adev)
dc_deinit_callbacks(adev->dm.dc);
#endif
- dc_dmub_srv_destroy(&adev->dm.dc->ctx->dmub_srv);
+ if (adev->dm.dc)
+ dc_dmub_srv_destroy(&adev->dm.dc->ctx->dmub_srv);
if (dc_enable_dmub_notifications(adev->dm.dc)) {
kfree(adev->dm.dmub_notify);
diff --git a/drivers/gpu/drm/amd/display/dc/dce60/Makefile b/drivers/gpu/drm/amd/display/dc/dce60/Makefile
index dda596fa1cd7..fee331accc0e 100644
--- a/drivers/gpu/drm/amd/display/dc/dce60/Makefile
+++ b/drivers/gpu/drm/amd/display/dc/dce60/Makefile
@@ -23,7 +23,7 @@
# Makefile for the 'controller' sub-component of DAL.
# It provides the control and status of HW CRTC block.
-CFLAGS_AMDDALPATH)/dc/dce60/dce60_resource.o = $(call cc-disable-warning, override-init)
+CFLAGS_$(AMDDALPATH)/dc/dce60/dce60_resource.o = $(call cc-disable-warning, override-init)
DCE60 = dce60_timing_generator.o dce60_hw_sequencer.o \
dce60_resource.o
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7533.c b/drivers/gpu/drm/bridge/adv7511/adv7533.c
index 7eda12f338a1..babc0be0bbb5 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7533.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7533.c
@@ -103,22 +103,19 @@ void adv7533_dsi_power_off(struct adv7511 *adv)
enum drm_mode_status adv7533_mode_valid(struct adv7511 *adv,
const struct drm_display_mode *mode)
{
- int lanes;
+ unsigned long max_lane_freq;
struct mipi_dsi_device *dsi = adv->dsi;
+ u8 bpp = mipi_dsi_pixel_format_to_bpp(dsi->format);
- if (mode->clock > 80000)
- lanes = 4;
- else
- lanes = 3;
-
- /*
- * TODO: add support for dynamic switching of lanes
- * by using the bridge pre_enable() op . Till then filter
- * out the modes which shall need different number of lanes
- * than what was configured in the device tree.
- */
- if (lanes != dsi->lanes)
- return MODE_BAD;
+ /* Check max clock for either 7533 or 7535 */
+ if (mode->clock > (adv->type == ADV7533 ? 80000 : 148500))
+ return MODE_CLOCK_HIGH;
+
+ /* Check max clock for each lane */
+ max_lane_freq = (adv->type == ADV7533 ? 800000 : 891000);
+
+ if (mode->clock * bpp > max_lane_freq * adv->num_dsi_lanes)
+ return MODE_CLOCK_HIGH;
return MODE_OK;
}
diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c
index 5606bca3caa8..f6b72e03688d 100644
--- a/drivers/gpu/drm/drm_probe_helper.c
+++ b/drivers/gpu/drm/drm_probe_helper.c
@@ -488,8 +488,9 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
*/
dev->mode_config.delayed_event = true;
if (dev->mode_config.poll_enabled)
- schedule_delayed_work(&dev->mode_config.output_poll_work,
- 0);
+ mod_delayed_work(system_wq,
+ &dev->mode_config.output_poll_work,
+ 0);
}
/* Re-enable polling in case the global poll config changed. */
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 566b34ba57e1..26811176846d 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -2303,7 +2303,7 @@ intel_get_crtc_new_encoder(const struct intel_atomic_state *state,
num_encoders++;
}
- drm_WARN(encoder->base.dev, num_encoders != 1,
+ drm_WARN(state->base.dev, num_encoders != 1,
"%d encoders for pipe %c\n",
num_encoders, pipe_name(crtc->pipe));
diff --git a/drivers/gpu/drm/lima/lima_drv.c b/drivers/gpu/drm/lima/lima_drv.c
index 7b8d7178d09a..39cab4a55f57 100644
--- a/drivers/gpu/drm/lima/lima_drv.c
+++ b/drivers/gpu/drm/lima/lima_drv.c
@@ -392,8 +392,10 @@ static int lima_pdev_probe(struct platform_device *pdev)
/* Allocate and initialize the DRM device. */
ddev = drm_dev_alloc(&lima_drm_driver, &pdev->dev);
- if (IS_ERR(ddev))
- return PTR_ERR(ddev);
+ if (IS_ERR(ddev)) {
+ err = PTR_ERR(ddev);
+ goto err_out0;
+ }
ddev->dev_private = ldev;
ldev->ddev = ddev;
diff --git a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
index b8c49ba65254..d92416d52628 100644
--- a/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/a5xx_gpu.c
@@ -1749,6 +1749,7 @@ struct msm_gpu *a5xx_gpu_init(struct drm_device *dev)
struct a5xx_gpu *a5xx_gpu = NULL;
struct adreno_gpu *adreno_gpu;
struct msm_gpu *gpu;
+ unsigned int nr_rings;
int ret;
if (!pdev) {
@@ -1769,7 +1770,12 @@ struct msm_gpu *a5xx_gpu_init(struct drm_device *dev)
check_speed_bin(&pdev->dev);
- ret = adreno_gpu_init(dev, pdev, adreno_gpu, &funcs, 4);
+ nr_rings = 4;
+
+ if (adreno_is_a510(adreno_gpu))
+ nr_rings = 1;
+
+ ret = adreno_gpu_init(dev, pdev, adreno_gpu, &funcs, nr_rings);
if (ret) {
a5xx_destroy(&(a5xx_gpu->base.base));
return ERR_PTR(ret);
diff --git a/drivers/gpu/drm/msm/adreno/adreno_device.c b/drivers/gpu/drm/msm/adreno/adreno_device.c
index 2a6ce76656aa..3eb914665344 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_device.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_device.c
@@ -398,8 +398,11 @@ struct msm_gpu *adreno_load_gpu(struct drm_device *dev)
if (ret)
return NULL;
- /* Make sure pm runtime is active and reset any previous errors */
- pm_runtime_set_active(&pdev->dev);
+ /*
+ * Now that we have firmware loaded, and are ready to begin
+ * booting the gpu, go ahead and enable runpm:
+ */
+ pm_runtime_enable(&pdev->dev);
ret = pm_runtime_get_sync(&pdev->dev);
if (ret < 0) {
diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
index 3fa01938f4b2..47a260715a89 100644
--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -943,7 +943,6 @@ int adreno_gpu_init(struct drm_device *drm, struct platform_device *pdev,
pm_runtime_set_autosuspend_delay(dev,
adreno_gpu->info->inactive_period);
pm_runtime_use_autosuspend(dev);
- pm_runtime_enable(dev);
return msm_gpu_init(drm, pdev, &adreno_gpu->base, &funcs->base,
adreno_gpu->info->name, &adreno_gpu_config);
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
index 5f236395677e..03bddd904d1a 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder.c
@@ -637,7 +637,7 @@ static int dpu_encoder_virt_atomic_check(
if (drm_atomic_crtc_needs_modeset(crtc_state)) {
dpu_rm_release(global_state, drm_enc);
- if (!crtc_state->active_changed || crtc_state->active)
+ if (!crtc_state->active_changed || crtc_state->enable)
ret = dpu_rm_reserve(&dpu_kms->rm, global_state,
drm_enc, crtc_state, topology);
}
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
index 4bf4e25d7f01..6bc0c4e6cd96 100644
--- a/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
+++ b/drivers/gpu/drm/rcar-du/rcar_du_encoder.c
@@ -109,8 +109,8 @@ int rcar_du_encoder_init(struct rcar_du_device *rcdu,
renc = drmm_encoder_alloc(&rcdu->ddev, struct rcar_du_encoder, base,
&rcar_du_encoder_funcs, DRM_MODE_ENCODER_NONE,
NULL);
- if (!renc)
- return -ENOMEM;
+ if (IS_ERR(renc))
+ return PTR_ERR(renc);
renc->output = output;
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
index 7971f57436dd..3b18b6a7acd3 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c
@@ -251,9 +251,6 @@ static int rockchip_drm_gem_object_mmap(struct drm_gem_object *obj,
else
ret = rockchip_drm_gem_object_mmap_dma(obj, vma);
- if (ret)
- drm_gem_vm_close(vma);
-
return ret;
}
diff --git a/drivers/gpu/drm/ttm/ttm_pool.c b/drivers/gpu/drm/ttm/ttm_pool.c
index 82cbb29a05aa..aa3512af051a 100644
--- a/drivers/gpu/drm/ttm/ttm_pool.c
+++ b/drivers/gpu/drm/ttm/ttm_pool.c
@@ -345,6 +345,65 @@ static unsigned int ttm_pool_page_order(struct ttm_pool *pool, struct page *p)
return p->private;
}
+/* Called when we got a page, either from a pool or newly allocated */
+static int ttm_pool_page_allocated(struct ttm_pool *pool, unsigned int order,
+ struct page *p, dma_addr_t **dma_addr,
+ unsigned long *num_pages,
+ struct page ***pages)
+{
+ unsigned int i;
+ int r;
+
+ if (*dma_addr) {
+ r = ttm_pool_map(pool, order, p, dma_addr);
+ if (r)
+ return r;
+ }
+
+ *num_pages -= 1 << order;
+ for (i = 1 << order; i; --i, ++(*pages), ++p)
+ **pages = p;
+
+ return 0;
+}
+
+/**
+ * ttm_pool_free_range() - Free a range of TTM pages
+ * @pool: The pool used for allocating.
+ * @tt: The struct ttm_tt holding the page pointers.
+ * @caching: The page caching mode used by the range.
+ * @start_page: index for first page to free.
+ * @end_page: index for last page to free + 1.
+ *
+ * During allocation the ttm_tt page-vector may be populated with ranges of
+ * pages with different attributes if allocation hit an error without being
+ * able to completely fulfill the allocation. This function can be used
+ * to free these individual ranges.
+ */
+static void ttm_pool_free_range(struct ttm_pool *pool, struct ttm_tt *tt,
+ enum ttm_caching caching,
+ pgoff_t start_page, pgoff_t end_page)
+{
+ struct page **pages = tt->pages;
+ unsigned int order;
+ pgoff_t i, nr;
+
+ for (i = start_page; i < end_page; i += nr, pages += nr) {
+ struct ttm_pool_type *pt = NULL;
+
+ order = ttm_pool_page_order(pool, *pages);
+ nr = (1UL << order);
+ if (tt->dma_address)
+ ttm_pool_unmap(pool, tt->dma_address[i], nr);
+
+ pt = ttm_pool_select_type(pool, caching, order);
+ if (pt)
+ ttm_pool_type_give(pt, *pages);
+ else
+ ttm_pool_free_page(pool, caching, order, *pages);
+ }
+}
+
/**
* ttm_pool_alloc - Fill a ttm_tt object
*
@@ -360,12 +419,14 @@ static unsigned int ttm_pool_page_order(struct ttm_pool *pool, struct page *p)
int ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
struct ttm_operation_ctx *ctx)
{
- unsigned long num_pages = tt->num_pages;
+ pgoff_t num_pages = tt->num_pages;
dma_addr_t *dma_addr = tt->dma_address;
struct page **caching = tt->pages;
struct page **pages = tt->pages;
+ enum ttm_caching page_caching;
gfp_t gfp_flags = GFP_USER;
- unsigned int i, order;
+ pgoff_t caching_divide;
+ unsigned int order;
struct page *p;
int r;
@@ -386,45 +447,61 @@ int ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
for (order = min_t(unsigned int, MAX_ORDER - 1, __fls(num_pages));
num_pages;
order = min_t(unsigned int, order, __fls(num_pages))) {
- bool apply_caching = false;
struct ttm_pool_type *pt;
+ page_caching = tt->caching;
pt = ttm_pool_select_type(pool, tt->caching, order);
p = pt ? ttm_pool_type_take(pt) : NULL;
if (p) {
- apply_caching = true;
- } else {
- p = ttm_pool_alloc_page(pool, gfp_flags, order);
- if (p && PageHighMem(p))
- apply_caching = true;
- }
-
- if (!p) {
- if (order) {
- --order;
- continue;
- }
- r = -ENOMEM;
- goto error_free_all;
- }
-
- if (apply_caching) {
r = ttm_pool_apply_caching(caching, pages,
tt->caching);
if (r)
goto error_free_page;
- caching = pages + (1 << order);
+
+ caching = pages;
+ do {
+ r = ttm_pool_page_allocated(pool, order, p,
+ &dma_addr,
+ &num_pages,
+ &pages);
+ if (r)
+ goto error_free_page;
+
+ caching = pages;
+ if (num_pages < (1 << order))
+ break;
+
+ p = ttm_pool_type_take(pt);
+ } while (p);
}
- if (dma_addr) {
- r = ttm_pool_map(pool, order, p, &dma_addr);
+ page_caching = ttm_cached;
+ while (num_pages >= (1 << order) &&
+ (p = ttm_pool_alloc_page(pool, gfp_flags, order))) {
+
+ if (PageHighMem(p)) {
+ r = ttm_pool_apply_caching(caching, pages,
+ tt->caching);
+ if (r)
+ goto error_free_page;
+ caching = pages;
+ }
+ r = ttm_pool_page_allocated(pool, order, p, &dma_addr,
+ &num_pages, &pages);
if (r)
goto error_free_page;
+ if (PageHighMem(p))
+ caching = pages;
}
- num_pages -= 1 << order;
- for (i = 1 << order; i; --i)
- *(pages++) = p++;
+ if (!p) {
+ if (order) {
+ --order;
+ continue;
+ }
+ r = -ENOMEM;
+ goto error_free_all;
+ }
}
r = ttm_pool_apply_caching(caching, pages, tt->caching);
@@ -434,15 +511,13 @@ int ttm_pool_alloc(struct ttm_pool *pool, struct ttm_tt *tt,
return 0;
error_free_page:
- ttm_pool_free_page(pool, tt->caching, order, p);
+ ttm_pool_free_page(pool, page_caching, order, p);
error_free_all:
num_pages = tt->num_pages - num_pages;
- for (i = 0; i < num_pages; ) {
- order = ttm_pool_page_order(pool, tt->pages[i]);
- ttm_pool_free_page(pool, tt->caching, order, tt->pages[i]);
- i += 1 << order;
- }
+ caching_divide = caching - tt->pages;
+ ttm_pool_free_range(pool, tt, tt->caching, 0, caching_divide);
+ ttm_pool_free_range(pool, tt, ttm_cached, caching_divide, num_pages);
return r;
}
@@ -458,27 +533,7 @@ EXPORT_SYMBOL(ttm_pool_alloc);
*/
void ttm_pool_free(struct ttm_pool *pool, struct ttm_tt *tt)
{
- unsigned int i;
-
- for (i = 0; i < tt->num_pages; ) {
- struct page *p = tt->pages[i];
- unsigned int order, num_pages;
- struct ttm_pool_type *pt;
-
- order = ttm_pool_page_order(pool, p);
- num_pages = 1ULL << order;
- if (tt->dma_address)
- ttm_pool_unmap(pool, tt->dma_address[i], num_pages);
-
- pt = ttm_pool_select_type(pool, tt->caching, order);
- if (pt)
- ttm_pool_type_give(pt, tt->pages[i]);
- else
- ttm_pool_free_page(pool, tt->caching, order,
- tt->pages[i]);
-
- i += num_pages;
- }
+ ttm_pool_free_range(pool, tt, tt->caching, 0, tt->num_pages);
while (atomic_long_read(&allocated_pages) > page_pool_size)
ttm_pool_shrink();
diff --git a/drivers/gpu/drm/vgem/vgem_fence.c b/drivers/gpu/drm/vgem/vgem_fence.c
index bd6f75285fd9..43fc56d0c4a0 100644
--- a/drivers/gpu/drm/vgem/vgem_fence.c
+++ b/drivers/gpu/drm/vgem/vgem_fence.c
@@ -248,4 +248,5 @@ void vgem_fence_close(struct vgem_file *vfile)
{
idr_for_each(&vfile->fence_idr, __vgem_fence_idr_fini, vfile);
idr_destroy(&vfile->fence_idr);
+ mutex_destroy(&vfile->fence_mutex);
}
diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
index f17f061aeb79..6ff8f254dc84 100644
--- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
+++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c
@@ -351,6 +351,14 @@ static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i
return devm_add_action_or_reset(&pdev->dev, amd_mp2_pci_remove, privdata);
}
+static void amd_sfh_shutdown(struct pci_dev *pdev)
+{
+ struct amd_mp2_dev *mp2 = pci_get_drvdata(pdev);
+
+ if (mp2 && mp2->mp2_ops)
+ mp2->mp2_ops->stop_all(mp2);
+}
+
static int __maybe_unused amd_mp2_pci_resume(struct device *dev)
{
struct pci_dev *pdev = to_pci_dev(dev);
@@ -420,6 +428,7 @@ static struct pci_driver amd_mp2_pci_driver = {
.id_table = amd_mp2_pci_tbl,
.probe = amd_mp2_pci_probe,
.driver.pm = &amd_mp2_pm_ops,
+ .shutdown = amd_sfh_shutdown,
};
module_pci_driver(amd_mp2_pci_driver);
diff --git a/drivers/hwmon/adt7475.c b/drivers/hwmon/adt7475.c
index 6b84822e7d93..22e314725def 100644
--- a/drivers/hwmon/adt7475.c
+++ b/drivers/hwmon/adt7475.c
@@ -1515,9 +1515,9 @@ static int adt7475_set_pwm_polarity(struct i2c_client *client)
int ret, i;
u8 val;
- ret = of_property_read_u32_array(client->dev.of_node,
- "adi,pwm-active-state", states,
- ARRAY_SIZE(states));
+ ret = device_property_read_u32_array(&client->dev,
+ "adi,pwm-active-state", states,
+ ARRAY_SIZE(states));
if (ret)
return ret;
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index 3618a924e78e..e7ba05c50e61 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -75,6 +75,7 @@ static DEFINE_MUTEX(nb_smu_ind_mutex);
#define ZEN_CUR_TEMP_SHIFT 21
#define ZEN_CUR_TEMP_RANGE_SEL_MASK BIT(19)
+#define ZEN_CUR_TEMP_TJ_SEL_MASK GENMASK(17, 16)
#define ZEN_SVI_BASE 0x0005A000
@@ -175,7 +176,8 @@ static long get_raw_temp(struct k10temp_data *data)
data->read_tempreg(data->pdev, ®val);
temp = (regval >> ZEN_CUR_TEMP_SHIFT) * 125;
- if (regval & data->temp_adjust_mask)
+ if ((regval & data->temp_adjust_mask) ||
+ (regval & ZEN_CUR_TEMP_TJ_SEL_MASK) == ZEN_CUR_TEMP_TJ_SEL_MASK)
temp -= 49000;
return temp;
}
diff --git a/drivers/hwmon/pmbus/fsp-3y.c b/drivers/hwmon/pmbus/fsp-3y.c
index aec294cc72d1..c7469d2cdedc 100644
--- a/drivers/hwmon/pmbus/fsp-3y.c
+++ b/drivers/hwmon/pmbus/fsp-3y.c
@@ -180,7 +180,6 @@ static struct pmbus_driver_info fsp3y_info[] = {
PMBUS_HAVE_FAN12,
.func[YM2151_PAGE_5VSB_LOG] =
PMBUS_HAVE_VOUT | PMBUS_HAVE_IOUT,
- PMBUS_HAVE_IIN,
.read_word_data = fsp3y_read_word_data,
.read_byte_data = fsp3y_read_byte_data,
},
diff --git a/drivers/hwtracing/coresight/coresight-etm-perf.c b/drivers/hwtracing/coresight/coresight-etm-perf.c
index 8ebd728d3a80..1feb8f0e6556 100644
--- a/drivers/hwtracing/coresight/coresight-etm-perf.c
+++ b/drivers/hwtracing/coresight/coresight-etm-perf.c
@@ -830,6 +830,7 @@ int __init etm_perf_init(void)
etm_pmu.addr_filters_sync = etm_addr_filters_sync;
etm_pmu.addr_filters_validate = etm_addr_filters_validate;
etm_pmu.nr_addr_filters = ETM_ADDR_CMP_MAX;
+ etm_pmu.module = THIS_MODULE;
ret = perf_pmu_register(&etm_pmu, CORESIGHT_ETM_PMU_NAME, -1);
if (ret == 0)
diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c
index 33f5588a50c0..5ea92dc97f0c 100644
--- a/drivers/i2c/busses/i2c-cadence.c
+++ b/drivers/i2c/busses/i2c-cadence.c
@@ -828,8 +828,10 @@ static int cdns_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
#if IS_ENABLED(CONFIG_I2C_SLAVE)
/* Check i2c operating mode and switch if possible */
if (id->dev_mode == CDNS_I2C_MODE_SLAVE) {
- if (id->slave_state != CDNS_I2C_SLAVE_STATE_IDLE)
- return -EAGAIN;
+ if (id->slave_state != CDNS_I2C_SLAVE_STATE_IDLE) {
+ ret = -EAGAIN;
+ goto out;
+ }
/* Set mode to master */
cdns_i2c_set_mode(CDNS_I2C_MODE_MASTER, id);
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index d4f6c6d60683..8955f62b497e 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1058,7 +1058,7 @@ omap_i2c_isr(int irq, void *dev_id)
u16 stat;
stat = omap_i2c_read_reg(omap, OMAP_I2C_STAT_REG);
- mask = omap_i2c_read_reg(omap, OMAP_I2C_IE_REG);
+ mask = omap_i2c_read_reg(omap, OMAP_I2C_IE_REG) & ~OMAP_I2C_STAT_NACK;
if (stat & mask)
ret = IRQ_WAKE_THREAD;
diff --git a/drivers/iio/adc/palmas_gpadc.c b/drivers/iio/adc/palmas_gpadc.c
index f9c8385c72d3..496aab94570a 100644
--- a/drivers/iio/adc/palmas_gpadc.c
+++ b/drivers/iio/adc/palmas_gpadc.c
@@ -638,7 +638,7 @@ static int palmas_gpadc_probe(struct platform_device *pdev)
static int palmas_gpadc_remove(struct platform_device *pdev)
{
- struct iio_dev *indio_dev = dev_to_iio_dev(&pdev->dev);
+ struct iio_dev *indio_dev = dev_get_drvdata(&pdev->dev);
struct palmas_gpadc *adc = iio_priv(indio_dev);
if (adc->wakeup1_enable || adc->wakeup2_enable)
diff --git a/drivers/iio/light/max44009.c b/drivers/iio/light/max44009.c
index 801e5a0ad496..f3648f20ef2c 100644
--- a/drivers/iio/light/max44009.c
+++ b/drivers/iio/light/max44009.c
@@ -528,6 +528,12 @@ static int max44009_probe(struct i2c_client *client,
return devm_iio_device_register(&client->dev, indio_dev);
}
+static const struct of_device_id max44009_of_match[] = {
+ { .compatible = "maxim,max44009" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, max44009_of_match);
+
static const struct i2c_device_id max44009_id[] = {
{ "max44009", 0 },
{ }
@@ -537,18 +543,13 @@ MODULE_DEVICE_TABLE(i2c, max44009_id);
static struct i2c_driver max44009_driver = {
.driver = {
.name = MAX44009_DRV_NAME,
+ .of_match_table = max44009_of_match,
},
.probe = max44009_probe,
.id_table = max44009_id,
};
module_i2c_driver(max44009_driver);
-static const struct of_device_id max44009_of_match[] = {
- { .compatible = "maxim,max44009" },
- { }
-};
-MODULE_DEVICE_TABLE(of, max44009_of_match);
-
MODULE_AUTHOR("Robert Eshleman <bobbyeshleman@...il.com>");
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("MAX44009 ambient light sensor driver");
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 5c910f5c01b3..680c3ac8cd4c 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -2914,6 +2914,8 @@ static int cm_send_rej_locked(struct cm_id_private *cm_id_priv,
(ari && ari_length > IB_CM_REJ_ARI_LENGTH))
return -EINVAL;
+ trace_icm_send_rej(&cm_id_priv->id, reason);
+
switch (state) {
case IB_CM_REQ_SENT:
case IB_CM_MRA_REQ_RCVD:
@@ -2944,7 +2946,6 @@ static int cm_send_rej_locked(struct cm_id_private *cm_id_priv,
return -EINVAL;
}
- trace_icm_send_rej(&cm_id_priv->id, reason);
ret = ib_post_send_mad(msg, NULL);
if (ret) {
cm_free_msg(msg);
diff --git a/drivers/infiniband/hw/hfi1/ipoib_tx.c b/drivers/infiniband/hw/hfi1/ipoib_tx.c
index 15b0cb0f363f..33ffb00c6382 100644
--- a/drivers/infiniband/hw/hfi1/ipoib_tx.c
+++ b/drivers/infiniband/hw/hfi1/ipoib_tx.c
@@ -251,6 +251,7 @@ static int hfi1_ipoib_build_ulp_payload(struct ipoib_txreq *tx,
const skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
ret = sdma_txadd_page(dd,
+ NULL,
txreq,
skb_frag_page(frag),
frag->bv_offset,
diff --git a/drivers/infiniband/hw/hfi1/mmu_rb.c b/drivers/infiniband/hw/hfi1/mmu_rb.c
index 7333646021bb..71b9ac018887 100644
--- a/drivers/infiniband/hw/hfi1/mmu_rb.c
+++ b/drivers/infiniband/hw/hfi1/mmu_rb.c
@@ -126,11 +126,11 @@ int hfi1_mmu_rb_insert(struct mmu_rb_handler *handler,
spin_lock_irqsave(&handler->lock, flags);
node = __mmu_rb_search(handler, mnode->addr, mnode->len);
if (node) {
- ret = -EINVAL;
+ ret = -EEXIST;
goto unlock;
}
__mmu_int_rb_insert(mnode, &handler->root);
- list_add(&mnode->list, &handler->lru_list);
+ list_add_tail(&mnode->list, &handler->lru_list);
ret = handler->ops->insert(handler->ops_arg, mnode);
if (ret) {
@@ -143,6 +143,19 @@ int hfi1_mmu_rb_insert(struct mmu_rb_handler *handler,
return ret;
}
+/* Caller must hold handler lock */
+struct mmu_rb_node *hfi1_mmu_rb_get_first(struct mmu_rb_handler *handler,
+ unsigned long addr, unsigned long len)
+{
+ struct mmu_rb_node *node;
+
+ trace_hfi1_mmu_rb_search(addr, len);
+ node = __mmu_int_rb_iter_first(&handler->root, addr, (addr + len) - 1);
+ if (node)
+ list_move_tail(&node->list, &handler->lru_list);
+ return node;
+}
+
/* Caller must hold handler lock */
static struct mmu_rb_node *__mmu_rb_search(struct mmu_rb_handler *handler,
unsigned long addr,
@@ -167,32 +180,6 @@ static struct mmu_rb_node *__mmu_rb_search(struct mmu_rb_handler *handler,
return node;
}
-bool hfi1_mmu_rb_remove_unless_exact(struct mmu_rb_handler *handler,
- unsigned long addr, unsigned long len,
- struct mmu_rb_node **rb_node)
-{
- struct mmu_rb_node *node;
- unsigned long flags;
- bool ret = false;
-
- if (current->mm != handler->mn.mm)
- return ret;
-
- spin_lock_irqsave(&handler->lock, flags);
- node = __mmu_rb_search(handler, addr, len);
- if (node) {
- if (node->addr == addr && node->len == len)
- goto unlock;
- __mmu_int_rb_remove(node, &handler->root);
- list_del(&node->list); /* remove from LRU list */
- ret = true;
- }
-unlock:
- spin_unlock_irqrestore(&handler->lock, flags);
- *rb_node = node;
- return ret;
-}
-
void hfi1_mmu_rb_evict(struct mmu_rb_handler *handler, void *evict_arg)
{
struct mmu_rb_node *rbnode, *ptr;
@@ -206,8 +193,7 @@ void hfi1_mmu_rb_evict(struct mmu_rb_handler *handler, void *evict_arg)
INIT_LIST_HEAD(&del_list);
spin_lock_irqsave(&handler->lock, flags);
- list_for_each_entry_safe_reverse(rbnode, ptr, &handler->lru_list,
- list) {
+ list_for_each_entry_safe(rbnode, ptr, &handler->lru_list, list) {
if (handler->ops->evict(handler->ops_arg, rbnode, evict_arg,
&stop)) {
__mmu_int_rb_remove(rbnode, &handler->root);
@@ -219,36 +205,11 @@ void hfi1_mmu_rb_evict(struct mmu_rb_handler *handler, void *evict_arg)
}
spin_unlock_irqrestore(&handler->lock, flags);
- while (!list_empty(&del_list)) {
- rbnode = list_first_entry(&del_list, struct mmu_rb_node, list);
- list_del(&rbnode->list);
+ list_for_each_entry_safe(rbnode, ptr, &del_list, list) {
handler->ops->remove(handler->ops_arg, rbnode);
}
}
-/*
- * It is up to the caller to ensure that this function does not race with the
- * mmu invalidate notifier which may be calling the users remove callback on
- * 'node'.
- */
-void hfi1_mmu_rb_remove(struct mmu_rb_handler *handler,
- struct mmu_rb_node *node)
-{
- unsigned long flags;
-
- if (current->mm != handler->mn.mm)
- return;
-
- /* Validity of handler and node pointers has been checked by caller. */
- trace_hfi1_mmu_rb_remove(node->addr, node->len);
- spin_lock_irqsave(&handler->lock, flags);
- __mmu_int_rb_remove(node, &handler->root);
- list_del(&node->list); /* remove from LRU list */
- spin_unlock_irqrestore(&handler->lock, flags);
-
- handler->ops->remove(handler->ops_arg, node);
-}
-
static int mmu_notifier_range_start(struct mmu_notifier *mn,
const struct mmu_notifier_range *range)
{
diff --git a/drivers/infiniband/hw/hfi1/mmu_rb.h b/drivers/infiniband/hw/hfi1/mmu_rb.h
index 7417be2b9dc8..ed75acdb7b83 100644
--- a/drivers/infiniband/hw/hfi1/mmu_rb.h
+++ b/drivers/infiniband/hw/hfi1/mmu_rb.h
@@ -52,10 +52,8 @@ void hfi1_mmu_rb_unregister(struct mmu_rb_handler *handler);
int hfi1_mmu_rb_insert(struct mmu_rb_handler *handler,
struct mmu_rb_node *mnode);
void hfi1_mmu_rb_evict(struct mmu_rb_handler *handler, void *evict_arg);
-void hfi1_mmu_rb_remove(struct mmu_rb_handler *handler,
- struct mmu_rb_node *mnode);
-bool hfi1_mmu_rb_remove_unless_exact(struct mmu_rb_handler *handler,
- unsigned long addr, unsigned long len,
- struct mmu_rb_node **rb_node);
+struct mmu_rb_node *hfi1_mmu_rb_get_first(struct mmu_rb_handler *handler,
+ unsigned long addr,
+ unsigned long len);
#endif /* _HFI1_MMU_RB_H */
diff --git a/drivers/infiniband/hw/hfi1/sdma.c b/drivers/infiniband/hw/hfi1/sdma.c
index 8ed20392e9f0..bb2552dd29c1 100644
--- a/drivers/infiniband/hw/hfi1/sdma.c
+++ b/drivers/infiniband/hw/hfi1/sdma.c
@@ -1593,22 +1593,7 @@ static inline void sdma_unmap_desc(
struct hfi1_devdata *dd,
struct sdma_desc *descp)
{
- switch (sdma_mapping_type(descp)) {
- case SDMA_MAP_SINGLE:
- dma_unmap_single(
- &dd->pcidev->dev,
- sdma_mapping_addr(descp),
- sdma_mapping_len(descp),
- DMA_TO_DEVICE);
- break;
- case SDMA_MAP_PAGE:
- dma_unmap_page(
- &dd->pcidev->dev,
- sdma_mapping_addr(descp),
- sdma_mapping_len(descp),
- DMA_TO_DEVICE);
- break;
- }
+ system_descriptor_complete(dd, descp);
}
/*
@@ -3128,7 +3113,7 @@ int ext_coal_sdma_tx_descs(struct hfi1_devdata *dd, struct sdma_txreq *tx,
/* Add descriptor for coalesce buffer */
tx->desc_limit = MAX_DESC;
- return _sdma_txadd_daddr(dd, SDMA_MAP_SINGLE, tx,
+ return _sdma_txadd_daddr(dd, SDMA_MAP_SINGLE, NULL, tx,
addr, tx->tlen);
}
@@ -3167,10 +3152,12 @@ int _pad_sdma_tx_descs(struct hfi1_devdata *dd, struct sdma_txreq *tx)
return rval;
}
}
+
/* finish the one just added */
make_tx_sdma_desc(
tx,
SDMA_MAP_NONE,
+ NULL,
dd->sdma_pad_phys,
sizeof(u32) - (tx->packet_len & (sizeof(u32) - 1)));
tx->num_desc++;
diff --git a/drivers/infiniband/hw/hfi1/sdma.h b/drivers/infiniband/hw/hfi1/sdma.h
index b023fc461bd5..95aaec14c6c2 100644
--- a/drivers/infiniband/hw/hfi1/sdma.h
+++ b/drivers/infiniband/hw/hfi1/sdma.h
@@ -594,6 +594,7 @@ static inline dma_addr_t sdma_mapping_addr(struct sdma_desc *d)
static inline void make_tx_sdma_desc(
struct sdma_txreq *tx,
int type,
+ void *pinning_ctx,
dma_addr_t addr,
size_t len)
{
@@ -612,6 +613,7 @@ static inline void make_tx_sdma_desc(
<< SDMA_DESC0_PHY_ADDR_SHIFT) |
(((u64)len & SDMA_DESC0_BYTE_COUNT_MASK)
<< SDMA_DESC0_BYTE_COUNT_SHIFT);
+ desc->pinning_ctx = pinning_ctx;
}
/* helper to extend txreq */
@@ -643,6 +645,7 @@ static inline void _sdma_close_tx(struct hfi1_devdata *dd,
static inline int _sdma_txadd_daddr(
struct hfi1_devdata *dd,
int type,
+ void *pinning_ctx,
struct sdma_txreq *tx,
dma_addr_t addr,
u16 len)
@@ -652,6 +655,7 @@ static inline int _sdma_txadd_daddr(
make_tx_sdma_desc(
tx,
type,
+ pinning_ctx,
addr, len);
WARN_ON(len > tx->tlen);
tx->num_desc++;
@@ -672,6 +676,7 @@ static inline int _sdma_txadd_daddr(
/**
* sdma_txadd_page() - add a page to the sdma_txreq
* @dd: the device to use for mapping
+ * @pinning_ctx: context to be released at descriptor retirement
* @tx: tx request to which the page is added
* @page: page to map
* @offset: offset within the page
@@ -687,6 +692,7 @@ static inline int _sdma_txadd_daddr(
*/
static inline int sdma_txadd_page(
struct hfi1_devdata *dd,
+ void *pinning_ctx,
struct sdma_txreq *tx,
struct page *page,
unsigned long offset,
@@ -714,8 +720,7 @@ static inline int sdma_txadd_page(
return -ENOSPC;
}
- return _sdma_txadd_daddr(
- dd, SDMA_MAP_PAGE, tx, addr, len);
+ return _sdma_txadd_daddr(dd, SDMA_MAP_PAGE, pinning_ctx, tx, addr, len);
}
/**
@@ -749,7 +754,8 @@ static inline int sdma_txadd_daddr(
return rval;
}
- return _sdma_txadd_daddr(dd, SDMA_MAP_NONE, tx, addr, len);
+ return _sdma_txadd_daddr(dd, SDMA_MAP_NONE, NULL, tx,
+ addr, len);
}
/**
@@ -795,8 +801,7 @@ static inline int sdma_txadd_kvaddr(
return -ENOSPC;
}
- return _sdma_txadd_daddr(
- dd, SDMA_MAP_SINGLE, tx, addr, len);
+ return _sdma_txadd_daddr(dd, SDMA_MAP_SINGLE, NULL, tx, addr, len);
}
struct iowait_work;
@@ -1030,4 +1035,5 @@ extern uint mod_num_sdma;
void sdma_update_lmc(struct hfi1_devdata *dd, u64 mask, u32 lid);
+void system_descriptor_complete(struct hfi1_devdata *dd, struct sdma_desc *descp);
#endif
diff --git a/drivers/infiniband/hw/hfi1/sdma_txreq.h b/drivers/infiniband/hw/hfi1/sdma_txreq.h
index e262fb5c5ec6..fad946cb5e0d 100644
--- a/drivers/infiniband/hw/hfi1/sdma_txreq.h
+++ b/drivers/infiniband/hw/hfi1/sdma_txreq.h
@@ -19,6 +19,7 @@
struct sdma_desc {
/* private: don't use directly */
u64 qw[2];
+ void *pinning_ctx;
};
/**
diff --git a/drivers/infiniband/hw/hfi1/trace_mmu.h b/drivers/infiniband/hw/hfi1/trace_mmu.h
index 187e9244fe5e..57900ebb7702 100644
--- a/drivers/infiniband/hw/hfi1/trace_mmu.h
+++ b/drivers/infiniband/hw/hfi1/trace_mmu.h
@@ -37,10 +37,6 @@ DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_rb_search,
TP_PROTO(unsigned long addr, unsigned long len),
TP_ARGS(addr, len));
-DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_rb_remove,
- TP_PROTO(unsigned long addr, unsigned long len),
- TP_ARGS(addr, len));
-
DEFINE_EVENT(hfi1_mmu_rb_template, hfi1_mmu_mem_invalidate,
TP_PROTO(unsigned long addr, unsigned long len),
TP_ARGS(addr, len));
diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c
index 5b11c8282744..a932ae1e03af 100644
--- a/drivers/infiniband/hw/hfi1/user_sdma.c
+++ b/drivers/infiniband/hw/hfi1/user_sdma.c
@@ -24,7 +24,6 @@
#include "hfi.h"
#include "sdma.h"
-#include "mmu_rb.h"
#include "user_sdma.h"
#include "verbs.h" /* for the headers */
#include "common.h" /* for struct hfi1_tid_info */
@@ -39,11 +38,7 @@ static unsigned initial_pkt_count = 8;
static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts);
static void user_sdma_txreq_cb(struct sdma_txreq *txreq, int status);
static inline void pq_update(struct hfi1_user_sdma_pkt_q *pq);
-static void user_sdma_free_request(struct user_sdma_request *req, bool unpin);
-static int pin_vector_pages(struct user_sdma_request *req,
- struct user_sdma_iovec *iovec);
-static void unpin_vector_pages(struct mm_struct *mm, struct page **pages,
- unsigned start, unsigned npages);
+static void user_sdma_free_request(struct user_sdma_request *req);
static int check_header_template(struct user_sdma_request *req,
struct hfi1_pkt_header *hdr, u32 lrhlen,
u32 datalen);
@@ -81,6 +76,11 @@ static struct mmu_rb_ops sdma_rb_ops = {
.invalidate = sdma_rb_invalidate
};
+static int add_system_pages_to_sdma_packet(struct user_sdma_request *req,
+ struct user_sdma_txreq *tx,
+ struct user_sdma_iovec *iovec,
+ u32 *pkt_remaining);
+
static int defer_packet_queue(
struct sdma_engine *sde,
struct iowait_work *wait,
@@ -412,6 +412,7 @@ int hfi1_user_sdma_process_request(struct hfi1_filedata *fd,
ret = -EINVAL;
goto free_req;
}
+
/* Copy the header from the user buffer */
ret = copy_from_user(&req->hdr, iovec[idx].iov_base + sizeof(info),
sizeof(req->hdr));
@@ -486,9 +487,8 @@ int hfi1_user_sdma_process_request(struct hfi1_filedata *fd,
memcpy(&req->iovs[i].iov,
iovec + idx++,
sizeof(req->iovs[i].iov));
- ret = pin_vector_pages(req, &req->iovs[i]);
- if (ret) {
- req->data_iovs = i;
+ if (req->iovs[i].iov.iov_len == 0) {
+ ret = -EINVAL;
goto free_req;
}
req->data_len += req->iovs[i].iov.iov_len;
@@ -586,7 +586,7 @@ int hfi1_user_sdma_process_request(struct hfi1_filedata *fd,
if (req->seqsubmitted)
wait_event(pq->busy.wait_dma,
(req->seqcomp == req->seqsubmitted - 1));
- user_sdma_free_request(req, true);
+ user_sdma_free_request(req);
pq_update(pq);
set_comp_state(pq, cq, info.comp_idx, ERROR, ret);
}
@@ -698,48 +698,6 @@ static int user_sdma_txadd_ahg(struct user_sdma_request *req,
return ret;
}
-static int user_sdma_txadd(struct user_sdma_request *req,
- struct user_sdma_txreq *tx,
- struct user_sdma_iovec *iovec, u32 datalen,
- u32 *queued_ptr, u32 *data_sent_ptr,
- u64 *iov_offset_ptr)
-{
- int ret;
- unsigned int pageidx, len;
- unsigned long base, offset;
- u64 iov_offset = *iov_offset_ptr;
- u32 queued = *queued_ptr, data_sent = *data_sent_ptr;
- struct hfi1_user_sdma_pkt_q *pq = req->pq;
-
- base = (unsigned long)iovec->iov.iov_base;
- offset = offset_in_page(base + iovec->offset + iov_offset);
- pageidx = (((iovec->offset + iov_offset + base) - (base & PAGE_MASK)) >>
- PAGE_SHIFT);
- len = offset + req->info.fragsize > PAGE_SIZE ?
- PAGE_SIZE - offset : req->info.fragsize;
- len = min((datalen - queued), len);
- ret = sdma_txadd_page(pq->dd, &tx->txreq, iovec->pages[pageidx],
- offset, len);
- if (ret) {
- SDMA_DBG(req, "SDMA txreq add page failed %d\n", ret);
- return ret;
- }
- iov_offset += len;
- queued += len;
- data_sent += len;
- if (unlikely(queued < datalen && pageidx == iovec->npages &&
- req->iov_idx < req->data_iovs - 1)) {
- iovec->offset += iov_offset;
- iovec = &req->iovs[++req->iov_idx];
- iov_offset = 0;
- }
-
- *queued_ptr = queued;
- *data_sent_ptr = data_sent;
- *iov_offset_ptr = iov_offset;
- return ret;
-}
-
static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts)
{
int ret = 0;
@@ -771,8 +729,7 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts)
maxpkts = req->info.npkts - req->seqnum;
while (npkts < maxpkts) {
- u32 datalen = 0, queued = 0, data_sent = 0;
- u64 iov_offset = 0;
+ u32 datalen = 0;
/*
* Check whether any of the completions have come back
@@ -865,27 +822,17 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts)
goto free_txreq;
}
- /*
- * If the request contains any data vectors, add up to
- * fragsize bytes to the descriptor.
- */
- while (queued < datalen &&
- (req->sent + data_sent) < req->data_len) {
- ret = user_sdma_txadd(req, tx, iovec, datalen,
- &queued, &data_sent, &iov_offset);
- if (ret)
- goto free_txreq;
- }
- /*
- * The txreq was submitted successfully so we can update
- * the counters.
- */
req->koffset += datalen;
if (req_opcode(req->info.ctrl) == EXPECTED)
req->tidoffset += datalen;
- req->sent += data_sent;
- if (req->data_len)
- iovec->offset += iov_offset;
+ req->sent += datalen;
+ while (datalen) {
+ ret = add_system_pages_to_sdma_packet(req, tx, iovec,
+ &datalen);
+ if (ret)
+ goto free_txreq;
+ iovec = &req->iovs[req->iov_idx];
+ }
list_add_tail(&tx->txreq.list, &req->txps);
/*
* It is important to increment this here as it is used to
@@ -922,133 +869,14 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts)
static u32 sdma_cache_evict(struct hfi1_user_sdma_pkt_q *pq, u32 npages)
{
struct evict_data evict_data;
+ struct mmu_rb_handler *handler = pq->handler;
evict_data.cleared = 0;
evict_data.target = npages;
- hfi1_mmu_rb_evict(pq->handler, &evict_data);
+ hfi1_mmu_rb_evict(handler, &evict_data);
return evict_data.cleared;
}
-static int pin_sdma_pages(struct user_sdma_request *req,
- struct user_sdma_iovec *iovec,
- struct sdma_mmu_node *node,
- int npages)
-{
- int pinned, cleared;
- struct page **pages;
- struct hfi1_user_sdma_pkt_q *pq = req->pq;
-
- pages = kcalloc(npages, sizeof(*pages), GFP_KERNEL);
- if (!pages)
- return -ENOMEM;
- memcpy(pages, node->pages, node->npages * sizeof(*pages));
-
- npages -= node->npages;
-retry:
- if (!hfi1_can_pin_pages(pq->dd, current->mm,
- atomic_read(&pq->n_locked), npages)) {
- cleared = sdma_cache_evict(pq, npages);
- if (cleared >= npages)
- goto retry;
- }
- pinned = hfi1_acquire_user_pages(current->mm,
- ((unsigned long)iovec->iov.iov_base +
- (node->npages * PAGE_SIZE)), npages, 0,
- pages + node->npages);
- if (pinned < 0) {
- kfree(pages);
- return pinned;
- }
- if (pinned != npages) {
- unpin_vector_pages(current->mm, pages, node->npages, pinned);
- return -EFAULT;
- }
- kfree(node->pages);
- node->rb.len = iovec->iov.iov_len;
- node->pages = pages;
- atomic_add(pinned, &pq->n_locked);
- return pinned;
-}
-
-static void unpin_sdma_pages(struct sdma_mmu_node *node)
-{
- if (node->npages) {
- unpin_vector_pages(mm_from_sdma_node(node), node->pages, 0,
- node->npages);
- atomic_sub(node->npages, &node->pq->n_locked);
- }
-}
-
-static int pin_vector_pages(struct user_sdma_request *req,
- struct user_sdma_iovec *iovec)
-{
- int ret = 0, pinned, npages;
- struct hfi1_user_sdma_pkt_q *pq = req->pq;
- struct sdma_mmu_node *node = NULL;
- struct mmu_rb_node *rb_node;
- struct iovec *iov;
- bool extracted;
-
- extracted =
- hfi1_mmu_rb_remove_unless_exact(pq->handler,
- (unsigned long)
- iovec->iov.iov_base,
- iovec->iov.iov_len, &rb_node);
- if (rb_node) {
- node = container_of(rb_node, struct sdma_mmu_node, rb);
- if (!extracted) {
- atomic_inc(&node->refcount);
- iovec->pages = node->pages;
- iovec->npages = node->npages;
- iovec->node = node;
- return 0;
- }
- }
-
- if (!node) {
- node = kzalloc(sizeof(*node), GFP_KERNEL);
- if (!node)
- return -ENOMEM;
-
- node->rb.addr = (unsigned long)iovec->iov.iov_base;
- node->pq = pq;
- atomic_set(&node->refcount, 0);
- }
-
- iov = &iovec->iov;
- npages = num_user_pages((unsigned long)iov->iov_base, iov->iov_len);
- if (node->npages < npages) {
- pinned = pin_sdma_pages(req, iovec, node, npages);
- if (pinned < 0) {
- ret = pinned;
- goto bail;
- }
- node->npages += pinned;
- npages = node->npages;
- }
- iovec->pages = node->pages;
- iovec->npages = npages;
- iovec->node = node;
-
- ret = hfi1_mmu_rb_insert(req->pq->handler, &node->rb);
- if (ret) {
- iovec->node = NULL;
- goto bail;
- }
- return 0;
-bail:
- unpin_sdma_pages(node);
- kfree(node);
- return ret;
-}
-
-static void unpin_vector_pages(struct mm_struct *mm, struct page **pages,
- unsigned start, unsigned npages)
-{
- hfi1_release_user_pages(mm, pages + start, npages, false);
- kfree(pages);
-}
-
static int check_header_template(struct user_sdma_request *req,
struct hfi1_pkt_header *hdr, u32 lrhlen,
u32 datalen)
@@ -1390,7 +1218,7 @@ static void user_sdma_txreq_cb(struct sdma_txreq *txreq, int status)
if (req->seqcomp != req->info.npkts - 1)
return;
- user_sdma_free_request(req, false);
+ user_sdma_free_request(req);
set_comp_state(pq, cq, req->info.comp_idx, state, status);
pq_update(pq);
}
@@ -1401,10 +1229,8 @@ static inline void pq_update(struct hfi1_user_sdma_pkt_q *pq)
wake_up(&pq->wait);
}
-static void user_sdma_free_request(struct user_sdma_request *req, bool unpin)
+static void user_sdma_free_request(struct user_sdma_request *req)
{
- int i;
-
if (!list_empty(&req->txps)) {
struct sdma_txreq *t, *p;
@@ -1417,21 +1243,6 @@ static void user_sdma_free_request(struct user_sdma_request *req, bool unpin)
}
}
- for (i = 0; i < req->data_iovs; i++) {
- struct sdma_mmu_node *node = req->iovs[i].node;
-
- if (!node)
- continue;
-
- req->iovs[i].node = NULL;
-
- if (unpin)
- hfi1_mmu_rb_remove(req->pq->handler,
- &node->rb);
- else
- atomic_dec(&node->refcount);
- }
-
kfree(req->tids);
clear_bit(req->info.comp_idx, req->pq->req_in_use);
}
@@ -1449,6 +1260,368 @@ static inline void set_comp_state(struct hfi1_user_sdma_pkt_q *pq,
idx, state, ret);
}
+static void unpin_vector_pages(struct mm_struct *mm, struct page **pages,
+ unsigned int start, unsigned int npages)
+{
+ hfi1_release_user_pages(mm, pages + start, npages, false);
+ kfree(pages);
+}
+
+static void free_system_node(struct sdma_mmu_node *node)
+{
+ if (node->npages) {
+ unpin_vector_pages(mm_from_sdma_node(node), node->pages, 0,
+ node->npages);
+ atomic_sub(node->npages, &node->pq->n_locked);
+ }
+ kfree(node);
+}
+
+static inline void acquire_node(struct sdma_mmu_node *node)
+{
+ atomic_inc(&node->refcount);
+ WARN_ON(atomic_read(&node->refcount) < 0);
+}
+
+static inline void release_node(struct mmu_rb_handler *handler,
+ struct sdma_mmu_node *node)
+{
+ atomic_dec(&node->refcount);
+ WARN_ON(atomic_read(&node->refcount) < 0);
+}
+
+static struct sdma_mmu_node *find_system_node(struct mmu_rb_handler *handler,
+ unsigned long start,
+ unsigned long end)
+{
+ struct mmu_rb_node *rb_node;
+ struct sdma_mmu_node *node;
+ unsigned long flags;
+
+ spin_lock_irqsave(&handler->lock, flags);
+ rb_node = hfi1_mmu_rb_get_first(handler, start, (end - start));
+ if (!rb_node) {
+ spin_unlock_irqrestore(&handler->lock, flags);
+ return NULL;
+ }
+ node = container_of(rb_node, struct sdma_mmu_node, rb);
+ acquire_node(node);
+ spin_unlock_irqrestore(&handler->lock, flags);
+
+ return node;
+}
+
+static int pin_system_pages(struct user_sdma_request *req,
+ uintptr_t start_address, size_t length,
+ struct sdma_mmu_node *node, int npages)
+{
+ struct hfi1_user_sdma_pkt_q *pq = req->pq;
+ int pinned, cleared;
+ struct page **pages;
+
+ pages = kcalloc(npages, sizeof(*pages), GFP_KERNEL);
+ if (!pages)
+ return -ENOMEM;
+
+retry:
+ if (!hfi1_can_pin_pages(pq->dd, current->mm, atomic_read(&pq->n_locked),
+ npages)) {
+ SDMA_DBG(req, "Evicting: nlocked %u npages %u",
+ atomic_read(&pq->n_locked), npages);
+ cleared = sdma_cache_evict(pq, npages);
+ if (cleared >= npages)
+ goto retry;
+ }
+
+ SDMA_DBG(req, "Acquire user pages start_address %lx node->npages %u npages %u",
+ start_address, node->npages, npages);
+ pinned = hfi1_acquire_user_pages(current->mm, start_address, npages, 0,
+ pages);
+
+ if (pinned < 0) {
+ kfree(pages);
+ SDMA_DBG(req, "pinned %d", pinned);
+ return pinned;
+ }
+ if (pinned != npages) {
+ unpin_vector_pages(current->mm, pages, node->npages, pinned);
+ SDMA_DBG(req, "npages %u pinned %d", npages, pinned);
+ return -EFAULT;
+ }
+ node->rb.addr = start_address;
+ node->rb.len = length;
+ node->pages = pages;
+ node->npages = npages;
+ atomic_add(pinned, &pq->n_locked);
+ SDMA_DBG(req, "done. pinned %d", pinned);
+ return 0;
+}
+
+static int add_system_pinning(struct user_sdma_request *req,
+ struct sdma_mmu_node **node_p,
+ unsigned long start, unsigned long len)
+
+{
+ struct hfi1_user_sdma_pkt_q *pq = req->pq;
+ struct sdma_mmu_node *node;
+ int ret;
+
+ node = kzalloc(sizeof(*node), GFP_KERNEL);
+ if (!node)
+ return -ENOMEM;
+
+ node->pq = pq;
+ ret = pin_system_pages(req, start, len, node, PFN_DOWN(len));
+ if (ret == 0) {
+ ret = hfi1_mmu_rb_insert(pq->handler, &node->rb);
+ if (ret)
+ free_system_node(node);
+ else
+ *node_p = node;
+
+ return ret;
+ }
+
+ kfree(node);
+ return ret;
+}
+
+static int get_system_cache_entry(struct user_sdma_request *req,
+ struct sdma_mmu_node **node_p,
+ size_t req_start, size_t req_len)
+{
+ struct hfi1_user_sdma_pkt_q *pq = req->pq;
+ u64 start = ALIGN_DOWN(req_start, PAGE_SIZE);
+ u64 end = PFN_ALIGN(req_start + req_len);
+ struct mmu_rb_handler *handler = pq->handler;
+ int ret;
+
+ if ((end - start) == 0) {
+ SDMA_DBG(req,
+ "Request for empty cache entry req_start %lx req_len %lx start %llx end %llx",
+ req_start, req_len, start, end);
+ return -EINVAL;
+ }
+
+ SDMA_DBG(req, "req_start %lx req_len %lu", req_start, req_len);
+
+ while (1) {
+ struct sdma_mmu_node *node =
+ find_system_node(handler, start, end);
+ u64 prepend_len = 0;
+
+ SDMA_DBG(req, "node %p start %llx end %llu", node, start, end);
+ if (!node) {
+ ret = add_system_pinning(req, node_p, start,
+ end - start);
+ if (ret == -EEXIST) {
+ /*
+ * Another execution context has inserted a
+ * conficting entry first.
+ */
+ continue;
+ }
+ return ret;
+ }
+
+ if (node->rb.addr <= start) {
+ /*
+ * This entry covers at least part of the region. If it doesn't extend
+ * to the end, then this will be called again for the next segment.
+ */
+ *node_p = node;
+ return 0;
+ }
+
+ SDMA_DBG(req, "prepend: node->rb.addr %lx, node->refcount %d",
+ node->rb.addr, atomic_read(&node->refcount));
+ prepend_len = node->rb.addr - start;
+
+ /*
+ * This node will not be returned, instead a new node
+ * will be. So release the reference.
+ */
+ release_node(handler, node);
+
+ /* Prepend a node to cover the beginning of the allocation */
+ ret = add_system_pinning(req, node_p, start, prepend_len);
+ if (ret == -EEXIST) {
+ /* Another execution context has inserted a conficting entry first. */
+ continue;
+ }
+ return ret;
+ }
+}
+
+static int add_mapping_to_sdma_packet(struct user_sdma_request *req,
+ struct user_sdma_txreq *tx,
+ struct sdma_mmu_node *cache_entry,
+ size_t start,
+ size_t from_this_cache_entry)
+{
+ struct hfi1_user_sdma_pkt_q *pq = req->pq;
+ unsigned int page_offset;
+ unsigned int from_this_page;
+ size_t page_index;
+ void *ctx;
+ int ret;
+
+ /*
+ * Because the cache may be more fragmented than the memory that is being accessed,
+ * it's not strictly necessary to have a descriptor per cache entry.
+ */
+
+ while (from_this_cache_entry) {
+ page_index = PFN_DOWN(start - cache_entry->rb.addr);
+
+ if (page_index >= cache_entry->npages) {
+ SDMA_DBG(req,
+ "Request for page_index %zu >= cache_entry->npages %u",
+ page_index, cache_entry->npages);
+ return -EINVAL;
+ }
+
+ page_offset = start - ALIGN_DOWN(start, PAGE_SIZE);
+ from_this_page = PAGE_SIZE - page_offset;
+
+ if (from_this_page < from_this_cache_entry) {
+ ctx = NULL;
+ } else {
+ /*
+ * In the case they are equal the next line has no practical effect,
+ * but it's better to do a register to register copy than a conditional
+ * branch.
+ */
+ from_this_page = from_this_cache_entry;
+ ctx = cache_entry;
+ }
+
+ ret = sdma_txadd_page(pq->dd, ctx, &tx->txreq,
+ cache_entry->pages[page_index],
+ page_offset, from_this_page);
+ if (ret) {
+ /*
+ * When there's a failure, the entire request is freed by
+ * user_sdma_send_pkts().
+ */
+ SDMA_DBG(req,
+ "sdma_txadd_page failed %d page_index %lu page_offset %u from_this_page %u",
+ ret, page_index, page_offset, from_this_page);
+ return ret;
+ }
+ start += from_this_page;
+ from_this_cache_entry -= from_this_page;
+ }
+ return 0;
+}
+
+static int add_system_iovec_to_sdma_packet(struct user_sdma_request *req,
+ struct user_sdma_txreq *tx,
+ struct user_sdma_iovec *iovec,
+ size_t from_this_iovec)
+{
+ struct mmu_rb_handler *handler = req->pq->handler;
+
+ while (from_this_iovec > 0) {
+ struct sdma_mmu_node *cache_entry;
+ size_t from_this_cache_entry;
+ size_t start;
+ int ret;
+
+ start = (uintptr_t)iovec->iov.iov_base + iovec->offset;
+ ret = get_system_cache_entry(req, &cache_entry, start,
+ from_this_iovec);
+ if (ret) {
+ SDMA_DBG(req, "pin system segment failed %d", ret);
+ return ret;
+ }
+
+ from_this_cache_entry = cache_entry->rb.len - (start - cache_entry->rb.addr);
+ if (from_this_cache_entry > from_this_iovec)
+ from_this_cache_entry = from_this_iovec;
+
+ ret = add_mapping_to_sdma_packet(req, tx, cache_entry, start,
+ from_this_cache_entry);
+ if (ret) {
+ /*
+ * We're guaranteed that there will be no descriptor
+ * completion callback that releases this node
+ * because only the last descriptor referencing it
+ * has a context attached, and a failure means the
+ * last descriptor was never added.
+ */
+ release_node(handler, cache_entry);
+ SDMA_DBG(req, "add system segment failed %d", ret);
+ return ret;
+ }
+
+ iovec->offset += from_this_cache_entry;
+ from_this_iovec -= from_this_cache_entry;
+ }
+
+ return 0;
+}
+
+static int add_system_pages_to_sdma_packet(struct user_sdma_request *req,
+ struct user_sdma_txreq *tx,
+ struct user_sdma_iovec *iovec,
+ u32 *pkt_data_remaining)
+{
+ size_t remaining_to_add = *pkt_data_remaining;
+ /*
+ * Walk through iovec entries, ensure the associated pages
+ * are pinned and mapped, add data to the packet until no more
+ * data remains to be added.
+ */
+ while (remaining_to_add > 0) {
+ struct user_sdma_iovec *cur_iovec;
+ size_t from_this_iovec;
+ int ret;
+
+ cur_iovec = iovec;
+ from_this_iovec = iovec->iov.iov_len - iovec->offset;
+
+ if (from_this_iovec > remaining_to_add) {
+ from_this_iovec = remaining_to_add;
+ } else {
+ /* The current iovec entry will be consumed by this pass. */
+ req->iov_idx++;
+ iovec++;
+ }
+
+ ret = add_system_iovec_to_sdma_packet(req, tx, cur_iovec,
+ from_this_iovec);
+ if (ret)
+ return ret;
+
+ remaining_to_add -= from_this_iovec;
+ }
+ *pkt_data_remaining = remaining_to_add;
+
+ return 0;
+}
+
+void system_descriptor_complete(struct hfi1_devdata *dd,
+ struct sdma_desc *descp)
+{
+ switch (sdma_mapping_type(descp)) {
+ case SDMA_MAP_SINGLE:
+ dma_unmap_single(&dd->pcidev->dev, sdma_mapping_addr(descp),
+ sdma_mapping_len(descp), DMA_TO_DEVICE);
+ break;
+ case SDMA_MAP_PAGE:
+ dma_unmap_page(&dd->pcidev->dev, sdma_mapping_addr(descp),
+ sdma_mapping_len(descp), DMA_TO_DEVICE);
+ break;
+ }
+
+ if (descp->pinning_ctx) {
+ struct sdma_mmu_node *node = descp->pinning_ctx;
+
+ release_node(node->rb.handler, node);
+ }
+}
+
static bool sdma_rb_filter(struct mmu_rb_node *node, unsigned long addr,
unsigned long len)
{
@@ -1495,8 +1668,7 @@ static void sdma_rb_remove(void *arg, struct mmu_rb_node *mnode)
struct sdma_mmu_node *node =
container_of(mnode, struct sdma_mmu_node, rb);
- unpin_sdma_pages(node);
- kfree(node);
+ free_system_node(node);
}
static int sdma_rb_invalidate(void *arg, struct mmu_rb_node *mnode)
diff --git a/drivers/infiniband/hw/hfi1/user_sdma.h b/drivers/infiniband/hw/hfi1/user_sdma.h
index ea56eb57e656..a241836371dc 100644
--- a/drivers/infiniband/hw/hfi1/user_sdma.h
+++ b/drivers/infiniband/hw/hfi1/user_sdma.h
@@ -112,16 +112,11 @@ struct sdma_mmu_node {
struct user_sdma_iovec {
struct list_head list;
struct iovec iov;
- /* number of pages in this vector */
- unsigned int npages;
- /* array of pinned pages for this vector */
- struct page **pages;
/*
* offset into the virtual address space of the vector at
* which we last left off.
*/
u64 offset;
- struct sdma_mmu_node *node;
};
/* evict operation argument */
diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c
index ef8e0bdacb51..dcc167dcfc61 100644
--- a/drivers/infiniband/hw/hfi1/verbs.c
+++ b/drivers/infiniband/hw/hfi1/verbs.c
@@ -778,8 +778,8 @@ static int build_verbs_tx_desc(
/* add icrc, lt byte, and padding to flit */
if (extra_bytes)
- ret = sdma_txadd_daddr(sde->dd, &tx->txreq,
- sde->dd->sdma_pad_phys, extra_bytes);
+ ret = sdma_txadd_daddr(sde->dd, &tx->txreq, sde->dd->sdma_pad_phys,
+ extra_bytes);
bail_txadd:
return ret;
diff --git a/drivers/infiniband/hw/hfi1/vnic_sdma.c b/drivers/infiniband/hw/hfi1/vnic_sdma.c
index c3f0f8d877c3..727eedfba332 100644
--- a/drivers/infiniband/hw/hfi1/vnic_sdma.c
+++ b/drivers/infiniband/hw/hfi1/vnic_sdma.c
@@ -64,6 +64,7 @@ static noinline int build_vnic_ulp_payload(struct sdma_engine *sde,
/* combine physically continuous fragments later? */
ret = sdma_txadd_page(sde->dd,
+ NULL,
&tx->txreq,
skb_frag_page(frag),
skb_frag_off(frag),
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index 3a1a4ac9dd33..ec545b8858cc 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -412,9 +412,13 @@ static int set_user_sq_size(struct mlx4_ib_dev *dev,
struct mlx4_ib_qp *qp,
struct mlx4_ib_create_qp *ucmd)
{
+ u32 cnt;
+
/* Sanity check SQ size before proceeding */
- if ((1 << ucmd->log_sq_bb_count) > dev->dev->caps.max_wqes ||
- ucmd->log_sq_stride >
+ if (check_shl_overflow(1, ucmd->log_sq_bb_count, &cnt) ||
+ cnt > dev->dev->caps.max_wqes)
+ return -EINVAL;
+ if (ucmd->log_sq_stride >
ilog2(roundup_pow_of_two(dev->dev->caps.max_sq_desc_sz)) ||
ucmd->log_sq_stride < MLX4_IB_MIN_SQ_STRIDE)
return -EINVAL;
diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c
index 21beded40066..104e5cbba066 100644
--- a/drivers/infiniband/hw/mlx5/devx.c
+++ b/drivers/infiniband/hw/mlx5/devx.c
@@ -666,7 +666,21 @@ static bool devx_is_valid_obj_id(struct uverbs_attr_bundle *attrs,
obj_id;
case MLX5_IB_OBJECT_DEVX_OBJ:
- return ((struct devx_obj *)uobj->object)->obj_id == obj_id;
+ {
+ u16 opcode = MLX5_GET(general_obj_in_cmd_hdr, in, opcode);
+ struct devx_obj *devx_uobj = uobj->object;
+
+ if (opcode == MLX5_CMD_OP_QUERY_FLOW_COUNTER &&
+ devx_uobj->flow_counter_bulk_size) {
+ u64 end;
+
+ end = devx_uobj->obj_id +
+ devx_uobj->flow_counter_bulk_size;
+ return devx_uobj->obj_id <= obj_id && end > obj_id;
+ }
+
+ return devx_uobj->obj_id == obj_id;
+ }
default:
return false;
@@ -1515,10 +1529,17 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_CREATE)(
goto obj_free;
if (opcode == MLX5_CMD_OP_ALLOC_FLOW_COUNTER) {
- u8 bulk = MLX5_GET(alloc_flow_counter_in,
- cmd_in,
- flow_counter_bulk);
- obj->flow_counter_bulk_size = 128UL * bulk;
+ u32 bulk = MLX5_GET(alloc_flow_counter_in,
+ cmd_in,
+ flow_counter_bulk_log_size);
+
+ if (bulk)
+ bulk = 1 << bulk;
+ else
+ bulk = 128UL * MLX5_GET(alloc_flow_counter_in,
+ cmd_in,
+ flow_counter_bulk);
+ obj->flow_counter_bulk_size = bulk;
}
uobj->object = obj;
diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c
index 55b05a3e31b8..1080daf3a546 100644
--- a/drivers/infiniband/hw/mlx5/qp.c
+++ b/drivers/infiniband/hw/mlx5/qp.c
@@ -4406,7 +4406,7 @@ static int mlx5_ib_modify_dct(struct ib_qp *ibqp, struct ib_qp_attr *attr,
return -EINVAL;
if (attr->port_num == 0 ||
- attr->port_num > MLX5_CAP_GEN(dev->mdev, num_ports)) {
+ attr->port_num > dev->num_ports) {
mlx5_ib_dbg(dev, "invalid port number %d. number of ports is %d\n",
attr->port_num, dev->num_ports);
return -EINVAL;
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index 3acab569fbb9..2bdc4486c3da 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -464,8 +464,6 @@ void rvt_qp_exit(struct rvt_dev_info *rdi)
if (qps_inuse)
rvt_pr_err(rdi, "QP memory leak! %u still in use\n",
qps_inuse);
- if (!rdi->qp_dev)
- return;
kfree(rdi->qp_dev->qp_table);
free_qpn_table(&rdi->qp_dev->qpn_table);
diff --git a/drivers/infiniband/sw/siw/siw_main.c b/drivers/infiniband/sw/siw/siw_main.c
index 9093e6a80b26..f853f3c23540 100644
--- a/drivers/infiniband/sw/siw/siw_main.c
+++ b/drivers/infiniband/sw/siw/siw_main.c
@@ -437,9 +437,6 @@ static int siw_netdev_event(struct notifier_block *nb, unsigned long event,
dev_dbg(&netdev->dev, "siw: event %lu\n", event);
- if (dev_net(netdev) != &init_net)
- return NOTIFY_OK;
-
base_dev = ib_device_get_by_netdev(netdev, RDMA_DRIVER_SIW);
if (!base_dev)
return NOTIFY_OK;
diff --git a/drivers/infiniband/sw/siw/siw_qp_tx.c b/drivers/infiniband/sw/siw/siw_qp_tx.c
index 05052b49107f..6bb9e9e81ff4 100644
--- a/drivers/infiniband/sw/siw/siw_qp_tx.c
+++ b/drivers/infiniband/sw/siw/siw_qp_tx.c
@@ -558,7 +558,7 @@ static int siw_tx_hdt(struct siw_iwarp_tx *c_tx, struct socket *s)
data_len -= plen;
fp_off = 0;
- if (++seg > (int)MAX_ARRAY) {
+ if (++seg >= (int)MAX_ARRAY) {
siw_dbg_qp(tx_qp(c_tx), "to many fragments\n");
siw_unmap_pages(iov, kmap_mask, seg-1);
wqe->processed -= c_tx->bytes_unsent;
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c
index 7b69b0c9e48d..38494943bd74 100644
--- a/drivers/infiniband/ulp/srpt/ib_srpt.c
+++ b/drivers/infiniband/ulp/srpt/ib_srpt.c
@@ -549,6 +549,7 @@ static int srpt_format_guid(char *buf, unsigned int size, const __be64 *guid)
*/
static int srpt_refresh_port(struct srpt_port *sport)
{
+ struct ib_mad_agent *mad_agent;
struct ib_mad_reg_req reg_req;
struct ib_port_modify port_modify;
struct ib_port_attr port_attr;
@@ -593,24 +594,26 @@ static int srpt_refresh_port(struct srpt_port *sport)
set_bit(IB_MGMT_METHOD_GET, reg_req.method_mask);
set_bit(IB_MGMT_METHOD_SET, reg_req.method_mask);
- sport->mad_agent = ib_register_mad_agent(sport->sdev->device,
- sport->port,
- IB_QPT_GSI,
- ®_req, 0,
- srpt_mad_send_handler,
- srpt_mad_recv_handler,
- sport, 0);
- if (IS_ERR(sport->mad_agent)) {
+ mad_agent = ib_register_mad_agent(sport->sdev->device,
+ sport->port,
+ IB_QPT_GSI,
+ ®_req, 0,
+ srpt_mad_send_handler,
+ srpt_mad_recv_handler,
+ sport, 0);
+ if (IS_ERR(mad_agent)) {
pr_err("%s-%d: MAD agent registration failed (%ld). Note: this is expected if SR-IOV is enabled.\n",
dev_name(&sport->sdev->device->dev), sport->port,
- PTR_ERR(sport->mad_agent));
+ PTR_ERR(mad_agent));
sport->mad_agent = NULL;
memset(&port_modify, 0, sizeof(port_modify));
port_modify.clr_port_cap_mask = IB_PORT_DEVICE_MGMT_SUP;
ib_modify_port(sport->sdev->device, sport->port, 0,
&port_modify);
-
+ return 0;
}
+
+ sport->mad_agent = mad_agent;
}
return 0;
diff --git a/drivers/input/touchscreen/raspberrypi-ts.c b/drivers/input/touchscreen/raspberrypi-ts.c
index 5000f5fd9ec3..45c575df994e 100644
--- a/drivers/input/touchscreen/raspberrypi-ts.c
+++ b/drivers/input/touchscreen/raspberrypi-ts.c
@@ -134,7 +134,7 @@ static int rpi_ts_probe(struct platform_device *pdev)
return -ENOENT;
}
- fw = rpi_firmware_get(fw_node);
+ fw = devm_rpi_firmware_get(&pdev->dev, fw_node);
of_node_put(fw_node);
if (!fw)
return -EPROBE_DEFER;
@@ -160,7 +160,6 @@ static int rpi_ts_probe(struct platform_device *pdev)
touchbuf = (u32)ts->fw_regs_phys;
error = rpi_firmware_property(fw, RPI_FIRMWARE_FRAMEBUFFER_SET_TOUCHBUF,
&touchbuf, sizeof(touchbuf));
- rpi_firmware_put(fw);
if (error || touchbuf != 0) {
dev_warn(dev, "Failed to set touchbuf, %d\n", error);
return error;
diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h
index b6e0bf186cf5..390f10060c82 100644
--- a/drivers/iommu/amd/amd_iommu_types.h
+++ b/drivers/iommu/amd/amd_iommu_types.h
@@ -918,8 +918,8 @@ struct amd_ir_data {
*/
struct irq_cfg *cfg;
int ga_vector;
- int ga_root_ptr;
- int ga_tag;
+ u64 ga_root_ptr;
+ u32 ga_tag;
};
struct amd_irte_ops {
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index ed800f5da7d8..8bf545100fb0 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -821,7 +821,7 @@ config LEDS_SPI_BYTE
config LEDS_TI_LMU_COMMON
tristate "LED driver for TI LMU"
depends on LEDS_CLASS
- depends on REGMAP
+ select REGMAP
help
Say Y to enable the LED driver for TI LMU devices.
This supports common features between the TI LM3532, LM3631, LM3632,
diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index 225b765830bd..caad9d3e0eac 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -696,8 +696,9 @@ tca6507_led_dt_init(struct device *dev)
if (fwnode_property_read_string(child, "label", &led.name))
led.name = fwnode_get_name(child);
- fwnode_property_read_string(child, "linux,default-trigger",
- &led.default_trigger);
+ if (fwnode_property_read_string(child, "linux,default-trigger",
+ &led.default_trigger))
+ led.default_trigger = NULL;
led.flags = 0;
if (fwnode_property_match_string(child, "compatible",
diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig
index 539a2ed4e13d..a0e717a986dc 100644
--- a/drivers/macintosh/Kconfig
+++ b/drivers/macintosh/Kconfig
@@ -86,6 +86,7 @@ config ADB_PMU_LED
config ADB_PMU_LED_DISK
bool "Use front LED as DISK LED by default"
+ depends on ATA
depends on ADB_PMU_LED
depends on LEDS_CLASS
select LEDS_TRIGGERS
diff --git a/drivers/macintosh/windfarm_smu_sat.c b/drivers/macintosh/windfarm_smu_sat.c
index e46e1153a0b4..7d7d6213e32a 100644
--- a/drivers/macintosh/windfarm_smu_sat.c
+++ b/drivers/macintosh/windfarm_smu_sat.c
@@ -171,6 +171,7 @@ static void wf_sat_release(struct kref *ref)
if (sat->nr >= 0)
sats[sat->nr] = NULL;
+ of_node_put(sat->node);
kfree(sat);
}
diff --git a/drivers/mailbox/mailbox-mpfs.c b/drivers/mailbox/mailbox-mpfs.c
index 853901acaeec..08aa840cccac 100644
--- a/drivers/mailbox/mailbox-mpfs.c
+++ b/drivers/mailbox/mailbox-mpfs.c
@@ -79,6 +79,13 @@ static bool mpfs_mbox_busy(struct mpfs_mbox *mbox)
return status & SCB_STATUS_BUSY_MASK;
}
+static bool mpfs_mbox_last_tx_done(struct mbox_chan *chan)
+{
+ struct mpfs_mbox *mbox = (struct mpfs_mbox *)chan->con_priv;
+
+ return !mpfs_mbox_busy(mbox);
+}
+
static int mpfs_mbox_send_data(struct mbox_chan *chan, void *data)
{
struct mpfs_mbox *mbox = (struct mpfs_mbox *)chan->con_priv;
@@ -182,7 +189,6 @@ static irqreturn_t mpfs_mbox_inbox_isr(int irq, void *data)
mpfs_mbox_rx_data(chan);
- mbox_chan_txdone(chan, 0);
return IRQ_HANDLED;
}
@@ -212,6 +218,7 @@ static const struct mbox_chan_ops mpfs_mbox_ops = {
.send_data = mpfs_mbox_send_data,
.startup = mpfs_mbox_startup,
.shutdown = mpfs_mbox_shutdown,
+ .last_tx_done = mpfs_mbox_last_tx_done,
};
static int mpfs_mbox_probe(struct platform_device *pdev)
@@ -247,7 +254,8 @@ static int mpfs_mbox_probe(struct platform_device *pdev)
mbox->controller.num_chans = 1;
mbox->controller.chans = mbox->chans;
mbox->controller.ops = &mpfs_mbox_ops;
- mbox->controller.txdone_irq = true;
+ mbox->controller.txdone_poll = true;
+ mbox->controller.txpoll_period = 10u;
ret = devm_mbox_controller_register(&pdev->dev, &mbox->controller);
if (ret) {
diff --git a/drivers/mailbox/zynqmp-ipi-mailbox.c b/drivers/mailbox/zynqmp-ipi-mailbox.c
index 527204c6d5cd..05e36229622e 100644
--- a/drivers/mailbox/zynqmp-ipi-mailbox.c
+++ b/drivers/mailbox/zynqmp-ipi-mailbox.c
@@ -152,7 +152,7 @@ static irqreturn_t zynqmp_ipi_interrupt(int irq, void *data)
struct zynqmp_ipi_message *msg;
u64 arg0, arg3;
struct arm_smccc_res res;
- int ret, i;
+ int ret, i, status = IRQ_NONE;
(void)irq;
arg0 = SMC_IPI_MAILBOX_STATUS_ENQUIRY;
@@ -170,11 +170,11 @@ static irqreturn_t zynqmp_ipi_interrupt(int irq, void *data)
memcpy_fromio(msg->data, mchan->req_buf,
msg->len);
mbox_chan_received_data(chan, (void *)msg);
- return IRQ_HANDLED;
+ status = IRQ_HANDLED;
}
}
}
- return IRQ_NONE;
+ return status;
}
/**
diff --git a/drivers/md/dm-clone-target.c b/drivers/md/dm-clone-target.c
index ec4f2487ef10..f49fdc9fb5c3 100644
--- a/drivers/md/dm-clone-target.c
+++ b/drivers/md/dm-clone-target.c
@@ -2214,6 +2214,7 @@ static int __init dm_clone_init(void)
r = dm_register_target(&clone_target);
if (r < 0) {
DMERR("Failed to register clone target");
+ kmem_cache_destroy(_hydration_cache);
return r;
}
diff --git a/drivers/md/dm-flakey.c b/drivers/md/dm-flakey.c
index bf7f205354f0..6f3eb161ad2a 100644
--- a/drivers/md/dm-flakey.c
+++ b/drivers/md/dm-flakey.c
@@ -124,9 +124,9 @@ static int parse_features(struct dm_arg_set *as, struct flakey_c *fc,
* Direction r or w?
*/
arg_name = dm_shift_arg(as);
- if (!strcasecmp(arg_name, "w"))
+ if (arg_name && !strcasecmp(arg_name, "w"))
fc->corrupt_bio_rw = WRITE;
- else if (!strcasecmp(arg_name, "r"))
+ else if (arg_name && !strcasecmp(arg_name, "r"))
fc->corrupt_bio_rw = READ;
else {
ti->error = "Invalid corrupt bio direction (r or w)";
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 508e81bfef2c..c09693daabd8 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -4632,11 +4632,13 @@ static int __init dm_integrity_init(void)
}
r = dm_register_target(&integrity_target);
-
- if (r < 0)
+ if (r < 0) {
DMERR("register failed %d", r);
+ kmem_cache_destroy(journal_io_cache);
+ return r;
+ }
- return r;
+ return 0;
}
static void __exit dm_integrity_exit(void)
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index e277feb5ff93..438c0b77bb48 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1145,10 +1145,13 @@ static int do_resume(struct dm_ioctl *param)
/* Do we need to load a new map ? */
if (new_map) {
sector_t old_size, new_size;
+ int srcu_idx;
/* Suspend if it isn't already suspended */
- if (param->flags & DM_SKIP_LOCKFS_FLAG)
+ old_map = dm_get_live_table(md, &srcu_idx);
+ if ((param->flags & DM_SKIP_LOCKFS_FLAG) || !old_map)
suspend_flags &= ~DM_SUSPEND_LOCKFS_FLAG;
+ dm_put_live_table(md, srcu_idx);
if (param->flags & DM_NOFLUSH_FLAG)
suspend_flags |= DM_SUSPEND_NOFLUSH_FLAG;
if (!dm_suspended_md(md))
@@ -1533,11 +1536,12 @@ static int table_clear(struct file *filp, struct dm_ioctl *param, size_t param_s
has_new_map = true;
}
- param->flags &= ~DM_INACTIVE_PRESENT_FLAG;
-
- __dev_status(hc->md, param);
md = hc->md;
up_write(&_hash_lock);
+
+ param->flags &= ~DM_INACTIVE_PRESENT_FLAG;
+ __dev_status(md, param);
+
if (old_map) {
dm_sync_table(md);
dm_table_destroy(old_map);
diff --git a/drivers/md/dm-table.c b/drivers/md/dm-table.c
index 2111daaacaba..46ec4590f62f 100644
--- a/drivers/md/dm-table.c
+++ b/drivers/md/dm-table.c
@@ -1191,21 +1191,12 @@ struct dm_keyslot_manager {
struct mapped_device *md;
};
-struct dm_keyslot_evict_args {
- const struct blk_crypto_key *key;
- int err;
-};
-
static int dm_keyslot_evict_callback(struct dm_target *ti, struct dm_dev *dev,
sector_t start, sector_t len, void *data)
{
- struct dm_keyslot_evict_args *args = data;
- int err;
+ const struct blk_crypto_key *key = data;
- err = blk_crypto_evict_key(bdev_get_queue(dev->bdev), args->key);
- if (!args->err)
- args->err = err;
- /* Always try to evict the key from all devices. */
+ blk_crypto_evict_key(bdev_get_queue(dev->bdev), key);
return 0;
}
@@ -1220,7 +1211,6 @@ static int dm_keyslot_evict(struct blk_keyslot_manager *ksm,
struct dm_keyslot_manager,
ksm);
struct mapped_device *md = dksm->md;
- struct dm_keyslot_evict_args args = { key };
struct dm_table *t;
int srcu_idx;
int i;
@@ -1233,10 +1223,11 @@ static int dm_keyslot_evict(struct blk_keyslot_manager *ksm,
ti = dm_table_get_target(t, i);
if (!ti->type->iterate_devices)
continue;
- ti->type->iterate_devices(ti, dm_keyslot_evict_callback, &args);
+ ti->type->iterate_devices(ti, dm_keyslot_evict_callback,
+ (void *)key);
}
dm_put_live_table(md, srcu_idx);
- return args.err;
+ return 0;
}
static const struct blk_ksm_ll_ops dm_ksm_ll_ops = {
diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c
index 426299ceb33d..1a2509623874 100644
--- a/drivers/md/dm-verity-target.c
+++ b/drivers/md/dm-verity-target.c
@@ -482,7 +482,7 @@ static int verity_verify_io(struct dm_verity_io *io)
sector_t cur_block = io->block + b;
struct ahash_request *req = verity_io_hash_req(v, io);
- if (v->validated_blocks &&
+ if (v->validated_blocks && bio->bi_status == BLK_STS_OK &&
likely(test_bit(cur_block, v->validated_blocks))) {
verity_bv_skip_block(v, io, &io->iter);
continue;
diff --git a/drivers/md/raid1-10.c b/drivers/md/raid1-10.c
index 54db34163968..83f9a4f3d82e 100644
--- a/drivers/md/raid1-10.c
+++ b/drivers/md/raid1-10.c
@@ -22,12 +22,6 @@
#define BIO_SPECIAL(bio) ((unsigned long)bio <= 2)
-/* When there are this many requests queue to be written by
- * the raid thread, we become 'congested' to provide back-pressure
- * for writeback.
- */
-static int max_queued_requests = 1024;
-
/* for managing resync I/O pages */
struct resync_pages {
void *raid_bio;
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 783763f6845f..47997a9a3ca1 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1358,12 +1358,6 @@ static void raid1_write_request(struct mddev *mddev, struct bio *bio,
r1_bio = alloc_r1bio(mddev, bio);
r1_bio->sectors = max_write_sectors;
- if (conf->pending_count >= max_queued_requests) {
- md_wakeup_thread(mddev->thread);
- raid1_log(mddev, "wait queued");
- wait_event(conf->wait_barrier,
- conf->pending_count < max_queued_requests);
- }
/* first select target devices under rcu_lock and
* inc refcount on their rdev. Record them by setting
* bios[x] to bio
@@ -3413,4 +3407,3 @@ MODULE_ALIAS("md-personality-3"); /* RAID1 */
MODULE_ALIAS("md-raid1");
MODULE_ALIAS("md-level-1");
-module_param(max_queued_requests, int, S_IRUGO|S_IWUSR);
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index c4c1a3a7d7ab..1f5589c5294d 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -952,42 +952,62 @@ static void lower_barrier(struct r10conf *conf)
wake_up(&conf->wait_barrier);
}
-static void wait_barrier(struct r10conf *conf)
+static bool stop_waiting_barrier(struct r10conf *conf)
{
+ struct bio_list *bio_list = current->bio_list;
+
+ /* barrier is dropped */
+ if (!conf->barrier)
+ return true;
+
+ /*
+ * If there are already pending requests (preventing the barrier from
+ * rising completely), and the pre-process bio queue isn't empty, then
+ * don't wait, as we need to empty that queue to get the nr_pending
+ * count down.
+ */
+ if (atomic_read(&conf->nr_pending) && bio_list &&
+ (!bio_list_empty(&bio_list[0]) || !bio_list_empty(&bio_list[1])))
+ return true;
+
+ /*
+ * move on if io is issued from raid10d(), nr_pending is not released
+ * from original io(see handle_read_error()). All raise barrier is
+ * blocked until this io is done.
+ */
+ if (conf->mddev->thread->tsk == current) {
+ WARN_ON_ONCE(atomic_read(&conf->nr_pending) == 0);
+ return true;
+ }
+
+ return false;
+}
+
+static bool wait_barrier(struct r10conf *conf, bool nowait)
+{
+ bool ret = true;
+
spin_lock_irq(&conf->resync_lock);
if (conf->barrier) {
- struct bio_list *bio_list = current->bio_list;
conf->nr_waiting++;
- /* Wait for the barrier to drop.
- * However if there are already pending
- * requests (preventing the barrier from
- * rising completely), and the
- * pre-process bio queue isn't empty,
- * then don't wait, as we need to empty
- * that queue to get the nr_pending
- * count down.
- */
- raid10_log(conf->mddev, "wait barrier");
- wait_event_lock_irq(conf->wait_barrier,
- !conf->barrier ||
- (atomic_read(&conf->nr_pending) &&
- bio_list &&
- (!bio_list_empty(&bio_list[0]) ||
- !bio_list_empty(&bio_list[1]))) ||
- /* move on if recovery thread is
- * blocked by us
- */
- (conf->mddev->thread->tsk == current &&
- test_bit(MD_RECOVERY_RUNNING,
- &conf->mddev->recovery) &&
- conf->nr_queued > 0),
- conf->resync_lock);
+ /* Return false when nowait flag is set */
+ if (nowait) {
+ ret = false;
+ } else {
+ raid10_log(conf->mddev, "wait barrier");
+ wait_event_lock_irq(conf->wait_barrier,
+ stop_waiting_barrier(conf),
+ conf->resync_lock);
+ }
conf->nr_waiting--;
if (!conf->nr_waiting)
wake_up(&conf->wait_barrier);
}
- atomic_inc(&conf->nr_pending);
+ /* Only increment nr_pending when we wait */
+ if (ret)
+ atomic_inc(&conf->nr_pending);
spin_unlock_irq(&conf->resync_lock);
+ return ret;
}
static void allow_barrier(struct r10conf *conf)
@@ -1098,21 +1118,30 @@ static void raid10_unplug(struct blk_plug_cb *cb, bool from_schedule)
* currently.
* 2. If IO spans the reshape position. Need to wait for reshape to pass.
*/
-static void regular_request_wait(struct mddev *mddev, struct r10conf *conf,
+static bool regular_request_wait(struct mddev *mddev, struct r10conf *conf,
struct bio *bio, sector_t sectors)
{
- wait_barrier(conf);
+ /* Bail out if REQ_NOWAIT is set for the bio */
+ if (!wait_barrier(conf, bio->bi_opf & REQ_NOWAIT)) {
+ bio_wouldblock_error(bio);
+ return false;
+ }
while (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
bio->bi_iter.bi_sector < conf->reshape_progress &&
bio->bi_iter.bi_sector + sectors > conf->reshape_progress) {
- raid10_log(conf->mddev, "wait reshape");
allow_barrier(conf);
+ if (bio->bi_opf & REQ_NOWAIT) {
+ bio_wouldblock_error(bio);
+ return false;
+ }
+ raid10_log(conf->mddev, "wait reshape");
wait_event(conf->wait_barrier,
conf->reshape_progress <= bio->bi_iter.bi_sector ||
conf->reshape_progress >= bio->bi_iter.bi_sector +
sectors);
- wait_barrier(conf);
+ wait_barrier(conf, false);
}
+ return true;
}
static void raid10_read_request(struct mddev *mddev, struct bio *bio,
@@ -1157,7 +1186,8 @@ static void raid10_read_request(struct mddev *mddev, struct bio *bio,
rcu_read_unlock();
}
- regular_request_wait(mddev, conf, bio, r10_bio->sectors);
+ if (!regular_request_wait(mddev, conf, bio, r10_bio->sectors))
+ return;
rdev = read_balance(conf, r10_bio, &max_sectors);
if (!rdev) {
if (err_rdev) {
@@ -1179,14 +1209,15 @@ static void raid10_read_request(struct mddev *mddev, struct bio *bio,
bio_chain(split, bio);
allow_barrier(conf);
submit_bio_noacct(bio);
- wait_barrier(conf);
+ wait_barrier(conf, false);
bio = split;
r10_bio->master_bio = bio;
r10_bio->sectors = max_sectors;
}
slot = r10_bio->read_slot;
- if (blk_queue_io_stat(bio->bi_bdev->bd_disk->queue))
+ if (!r10_bio->start_time &&
+ blk_queue_io_stat(bio->bi_bdev->bd_disk->queue))
r10_bio->start_time = bio_start_io_acct(bio);
read_bio = bio_clone_fast(bio, gfp, &mddev->bio_set);
@@ -1338,7 +1369,7 @@ static void wait_blocked_dev(struct mddev *mddev, struct r10bio *r10_bio)
raid10_log(conf->mddev, "%s wait rdev %d blocked",
__func__, blocked_rdev->raid_disk);
md_wait_for_blocked_rdev(blocked_rdev, mddev);
- wait_barrier(conf);
+ wait_barrier(conf, false);
goto retry_wait;
}
}
@@ -1356,6 +1387,11 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio,
bio->bi_iter.bi_sector,
bio_end_sector(bio)))) {
DEFINE_WAIT(w);
+ /* Bail out if REQ_NOWAIT is set for the bio */
+ if (bio->bi_opf & REQ_NOWAIT) {
+ bio_wouldblock_error(bio);
+ return;
+ }
for (;;) {
prepare_to_wait(&conf->wait_barrier,
&w, TASK_IDLE);
@@ -1368,7 +1404,8 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio,
}
sectors = r10_bio->sectors;
- regular_request_wait(mddev, conf, bio, sectors);
+ if (!regular_request_wait(mddev, conf, bio, sectors))
+ return;
if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery) &&
(mddev->reshape_backwards
? (bio->bi_iter.bi_sector < conf->reshape_safe &&
@@ -1380,6 +1417,11 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio,
set_mask_bits(&mddev->sb_flags, 0,
BIT(MD_SB_CHANGE_DEVS) | BIT(MD_SB_CHANGE_PENDING));
md_wakeup_thread(mddev->thread);
+ if (bio->bi_opf & REQ_NOWAIT) {
+ allow_barrier(conf);
+ bio_wouldblock_error(bio);
+ return;
+ }
raid10_log(conf->mddev, "wait reshape metadata");
wait_event(mddev->sb_wait,
!test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags));
@@ -1387,12 +1429,6 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio,
conf->reshape_safe = mddev->reshape_position;
}
- if (conf->pending_count >= max_queued_requests) {
- md_wakeup_thread(mddev->thread);
- raid10_log(mddev, "wait queued");
- wait_event(conf->wait_barrier,
- conf->pending_count < max_queued_requests);
- }
/* first select target devices under rcu_lock and
* inc refcount on their rdev. Record them by setting
* bios[x] to bio
@@ -1482,7 +1518,7 @@ static void raid10_write_request(struct mddev *mddev, struct bio *bio,
bio_chain(split, bio);
allow_barrier(conf);
submit_bio_noacct(bio);
- wait_barrier(conf);
+ wait_barrier(conf, false);
bio = split;
r10_bio->master_bio = bio;
}
@@ -1515,6 +1551,7 @@ static void __make_request(struct mddev *mddev, struct bio *bio, int sectors)
r10_bio->sector = bio->bi_iter.bi_sector;
r10_bio->state = 0;
r10_bio->read_slot = -1;
+ r10_bio->start_time = 0;
memset(r10_bio->devs, 0, sizeof(r10_bio->devs[0]) *
conf->geo.raid_disks);
@@ -1607,7 +1644,11 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
if (test_bit(MD_RECOVERY_RESHAPE, &mddev->recovery))
return -EAGAIN;
- wait_barrier(conf);
+ if (WARN_ON_ONCE(bio->bi_opf & REQ_NOWAIT)) {
+ bio_wouldblock_error(bio);
+ return 0;
+ }
+ wait_barrier(conf, false);
/*
* Check reshape again to avoid reshape happens after checking
@@ -1649,7 +1690,7 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
allow_barrier(conf);
/* Resend the fist split part */
submit_bio_noacct(split);
- wait_barrier(conf);
+ wait_barrier(conf, false);
}
div_u64_rem(bio_end, stripe_size, &remainder);
if (remainder) {
@@ -1660,7 +1701,7 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
/* Resend the second split part */
submit_bio_noacct(bio);
bio = split;
- wait_barrier(conf);
+ wait_barrier(conf, false);
}
bio_start = bio->bi_iter.bi_sector;
@@ -1816,7 +1857,7 @@ static int raid10_handle_discard(struct mddev *mddev, struct bio *bio)
end_disk_offset += geo->stride;
atomic_inc(&first_r10bio->remaining);
raid_end_discard_bio(r10_bio);
- wait_barrier(conf);
+ wait_barrier(conf, false);
goto retry_discard;
}
@@ -2011,7 +2052,7 @@ static void print_conf(struct r10conf *conf)
static void close_sync(struct r10conf *conf)
{
- wait_barrier(conf);
+ wait_barrier(conf, false);
allow_barrier(conf);
mempool_exit(&conf->r10buf_pool);
@@ -2542,11 +2583,22 @@ static void recovery_request_write(struct mddev *mddev, struct r10bio *r10_bio)
{
struct r10conf *conf = mddev->private;
int d;
- struct bio *wbio, *wbio2;
+ struct bio *wbio = r10_bio->devs[1].bio;
+ struct bio *wbio2 = r10_bio->devs[1].repl_bio;
+
+ /* Need to test wbio2->bi_end_io before we call
+ * submit_bio_noacct as if the former is NULL,
+ * the latter is free to free wbio2.
+ */
+ if (wbio2 && !wbio2->bi_end_io)
+ wbio2 = NULL;
if (!test_bit(R10BIO_Uptodate, &r10_bio->state)) {
fix_recovery_read_error(r10_bio);
- end_sync_request(r10_bio);
+ if (wbio->bi_end_io)
+ end_sync_request(r10_bio);
+ if (wbio2)
+ end_sync_request(r10_bio);
return;
}
@@ -2555,14 +2607,6 @@ static void recovery_request_write(struct mddev *mddev, struct r10bio *r10_bio)
* and submit the write request
*/
d = r10_bio->devs[1].devnum;
- wbio = r10_bio->devs[1].bio;
- wbio2 = r10_bio->devs[1].repl_bio;
- /* Need to test wbio2->bi_end_io before we call
- * submit_bio_noacct as if the former is NULL,
- * the latter is free to free wbio2.
- */
- if (wbio2 && !wbio2->bi_end_io)
- wbio2 = NULL;
if (wbio->bi_end_io) {
atomic_inc(&conf->mirrors[d].rdev->nr_pending);
md_sync_acct(conf->mirrors[d].rdev->bdev, bio_sectors(wbio));
@@ -2919,9 +2963,13 @@ static void handle_read_error(struct mddev *mddev, struct r10bio *r10_bio)
md_error(mddev, rdev);
rdev_dec_pending(rdev, mddev);
- allow_barrier(conf);
r10_bio->state = 0;
raid10_read_request(mddev, r10_bio->master_bio, r10_bio);
+ /*
+ * allow_barrier after re-submit to ensure no sync io
+ * can be issued while regular io pending.
+ */
+ allow_barrier(conf);
}
static void handle_write_completed(struct r10conf *conf, struct r10bio *r10_bio)
@@ -3230,10 +3278,6 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
sector_t chunk_mask = conf->geo.chunk_mask;
int page_idx = 0;
- if (!mempool_initialized(&conf->r10buf_pool))
- if (init_resync(conf))
- return 0;
-
/*
* Allow skipping a full rebuild for incremental assembly
* of a clean array, like RAID1 does.
@@ -3249,6 +3293,10 @@ static sector_t raid10_sync_request(struct mddev *mddev, sector_t sector_nr,
return mddev->dev_sectors - sector_nr;
}
+ if (!mempool_initialized(&conf->r10buf_pool))
+ if (init_resync(conf))
+ return 0;
+
skipped:
max_sector = mddev->dev_sectors;
if (test_bit(MD_RECOVERY_SYNC, &mddev->recovery) ||
@@ -3945,6 +3993,20 @@ static int setup_geo(struct geom *geo, struct mddev *mddev, enum geo_type new)
return nc*fc;
}
+static void raid10_free_conf(struct r10conf *conf)
+{
+ if (!conf)
+ return;
+
+ mempool_exit(&conf->r10bio_pool);
+ kfree(conf->mirrors);
+ kfree(conf->mirrors_old);
+ kfree(conf->mirrors_new);
+ safe_put_page(conf->tmppage);
+ bioset_exit(&conf->bio_split);
+ kfree(conf);
+}
+
static struct r10conf *setup_conf(struct mddev *mddev)
{
struct r10conf *conf = NULL;
@@ -4027,13 +4089,7 @@ static struct r10conf *setup_conf(struct mddev *mddev)
return conf;
out:
- if (conf) {
- mempool_exit(&conf->r10bio_pool);
- kfree(conf->mirrors);
- safe_put_page(conf->tmppage);
- bioset_exit(&conf->bio_split);
- kfree(conf);
- }
+ raid10_free_conf(conf);
return ERR_PTR(err);
}
@@ -4071,6 +4127,9 @@ static int raid10_run(struct mddev *mddev)
if (!conf)
goto out;
+ mddev->thread = conf->thread;
+ conf->thread = NULL;
+
if (mddev_is_clustered(conf->mddev)) {
int fc, fo;
@@ -4083,9 +4142,6 @@ static int raid10_run(struct mddev *mddev)
}
}
- mddev->thread = conf->thread;
- conf->thread = NULL;
-
if (mddev->queue) {
blk_queue_max_discard_sectors(mddev->queue,
UINT_MAX);
@@ -4239,10 +4295,7 @@ static int raid10_run(struct mddev *mddev)
out_free_conf:
md_unregister_thread(&mddev->thread);
- mempool_exit(&conf->r10bio_pool);
- safe_put_page(conf->tmppage);
- kfree(conf->mirrors);
- kfree(conf);
+ raid10_free_conf(conf);
mddev->private = NULL;
out:
return -EIO;
@@ -4250,15 +4303,7 @@ static int raid10_run(struct mddev *mddev)
static void raid10_free(struct mddev *mddev, void *priv)
{
- struct r10conf *conf = priv;
-
- mempool_exit(&conf->r10bio_pool);
- safe_put_page(conf->tmppage);
- kfree(conf->mirrors);
- kfree(conf->mirrors_old);
- kfree(conf->mirrors_new);
- bioset_exit(&conf->bio_split);
- kfree(conf);
+ raid10_free_conf(priv);
}
static void raid10_quiesce(struct mddev *mddev, int quiesce)
@@ -4822,7 +4867,7 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr,
if (need_flush ||
time_after(jiffies, conf->reshape_checkpoint + 10*HZ)) {
/* Need to update reshape_position in metadata */
- wait_barrier(conf);
+ wait_barrier(conf, false);
mddev->reshape_position = conf->reshape_progress;
if (mddev->reshape_backwards)
mddev->curr_resync_completed = raid10_size(mddev, 0, 0)
@@ -5245,5 +5290,3 @@ MODULE_DESCRIPTION("RAID10 (striped mirror) personality for MD");
MODULE_ALIAS("md-personality-9"); /* RAID10 */
MODULE_ALIAS("md-raid10");
MODULE_ALIAS("md-level-10");
-
-module_param(max_queued_requests, int, S_IRUGO|S_IWUSR);
diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
index b9513e93ac61..404a03f48b97 100644
--- a/drivers/media/i2c/max9286.c
+++ b/drivers/media/i2c/max9286.c
@@ -937,6 +937,7 @@ static int max9286_v4l2_register(struct max9286_priv *priv)
static void max9286_v4l2_unregister(struct max9286_priv *priv)
{
fwnode_handle_put(priv->sd.fwnode);
+ v4l2_ctrl_handler_free(&priv->ctrls);
v4l2_async_unregister_subdev(&priv->sd);
max9286_v4l2_notifier_unregister(priv);
}
diff --git a/drivers/media/pci/dm1105/dm1105.c b/drivers/media/pci/dm1105/dm1105.c
index 4ac645a56c14..9e9c7c071acc 100644
--- a/drivers/media/pci/dm1105/dm1105.c
+++ b/drivers/media/pci/dm1105/dm1105.c
@@ -1176,6 +1176,7 @@ static void dm1105_remove(struct pci_dev *pdev)
struct dvb_demux *dvbdemux = &dev->demux;
struct dmx_demux *dmx = &dvbdemux->dmx;
+ cancel_work_sync(&dev->ir.work);
dm1105_ir_exit(dev);
dmx->close(dmx);
dvb_net_release(&dev->dvbnet);
diff --git a/drivers/media/pci/saa7134/saa7134-ts.c b/drivers/media/pci/saa7134/saa7134-ts.c
index 6a5053126237..437dbe5e75e2 100644
--- a/drivers/media/pci/saa7134/saa7134-ts.c
+++ b/drivers/media/pci/saa7134/saa7134-ts.c
@@ -300,6 +300,7 @@ int saa7134_ts_start(struct saa7134_dev *dev)
int saa7134_ts_fini(struct saa7134_dev *dev)
{
+ del_timer_sync(&dev->ts_q.timeout);
saa7134_pgtable_free(dev->pci, &dev->ts_q.pt);
return 0;
}
diff --git a/drivers/media/pci/saa7134/saa7134-vbi.c b/drivers/media/pci/saa7134/saa7134-vbi.c
index 3f0b0933eed6..3e773690468b 100644
--- a/drivers/media/pci/saa7134/saa7134-vbi.c
+++ b/drivers/media/pci/saa7134/saa7134-vbi.c
@@ -185,6 +185,7 @@ int saa7134_vbi_init1(struct saa7134_dev *dev)
int saa7134_vbi_fini(struct saa7134_dev *dev)
{
/* nothing */
+ del_timer_sync(&dev->vbi_q.timeout);
return 0;
}
diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
index 374c8e1087de..81bb9a367195 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -2153,6 +2153,7 @@ int saa7134_video_init1(struct saa7134_dev *dev)
void saa7134_video_fini(struct saa7134_dev *dev)
{
+ del_timer_sync(&dev->video_q.timeout);
/* free stuff */
saa7134_pgtable_free(dev->pci, &dev->video_q.pt);
saa7134_pgtable_free(dev->pci, &dev->vbi_q.pt);
diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 9a4443a390b1..6e0466772339 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -498,6 +498,7 @@ static int
vdec_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
{
struct venus_inst *inst = to_inst(file);
+ struct vb2_queue *dst_vq;
struct hfi_frame_data fdata = {0};
int ret;
@@ -528,6 +529,13 @@ vdec_decoder_cmd(struct file *file, void *fh, struct v4l2_decoder_cmd *cmd)
inst->codec_state = VENUS_DEC_STATE_DRAIN;
inst->drain_active = true;
}
+ } else if (cmd->cmd == V4L2_DEC_CMD_START &&
+ inst->codec_state == VENUS_DEC_STATE_STOPPED) {
+ dst_vq = v4l2_m2m_get_vq(inst->fh.m2m_ctx,
+ V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE);
+ vb2_clear_last_buffer_dequeued(dst_vq);
+
+ inst->codec_state = VENUS_DEC_STATE_DECODING;
}
unlock:
diff --git a/drivers/media/platform/rcar_fdp1.c b/drivers/media/platform/rcar_fdp1.c
index 89aac60066d9..c548cb01957b 100644
--- a/drivers/media/platform/rcar_fdp1.c
+++ b/drivers/media/platform/rcar_fdp1.c
@@ -2256,7 +2256,6 @@ static int fdp1_probe(struct platform_device *pdev)
struct fdp1_dev *fdp1;
struct video_device *vfd;
struct device_node *fcp_node;
- struct resource *res;
struct clk *clk;
unsigned int i;
@@ -2283,17 +2282,15 @@ static int fdp1_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, fdp1);
/* Memory-mapped registers */
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- fdp1->regs = devm_ioremap_resource(&pdev->dev, res);
+ fdp1->regs = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(fdp1->regs))
return PTR_ERR(fdp1->regs);
/* Interrupt service routine registration */
- fdp1->irq = ret = platform_get_irq(pdev, 0);
- if (ret < 0) {
- dev_err(&pdev->dev, "cannot find IRQ\n");
+ ret = platform_get_irq(pdev, 0);
+ if (ret < 0)
return ret;
- }
+ fdp1->irq = ret;
ret = devm_request_irq(&pdev->dev, fdp1->irq, fdp1_irq_handler, 0,
dev_name(&pdev->dev), fdp1);
@@ -2316,8 +2313,10 @@ static int fdp1_probe(struct platform_device *pdev)
/* Determine our clock rate */
clk = clk_get(&pdev->dev, NULL);
- if (IS_ERR(clk))
- return PTR_ERR(clk);
+ if (IS_ERR(clk)) {
+ ret = PTR_ERR(clk);
+ goto put_dev;
+ }
fdp1->clk_rate = clk_get_rate(clk);
clk_put(clk);
@@ -2326,7 +2325,7 @@ static int fdp1_probe(struct platform_device *pdev)
ret = v4l2_device_register(&pdev->dev, &fdp1->v4l2_dev);
if (ret) {
v4l2_err(&fdp1->v4l2_dev, "Failed to register video device\n");
- return ret;
+ goto put_dev;
}
/* M2M registration */
@@ -2396,10 +2395,12 @@ static int fdp1_probe(struct platform_device *pdev)
unreg_dev:
v4l2_device_unregister(&fdp1->v4l2_dev);
+put_dev:
+ rcar_fcp_put(fdp1->fcp);
return ret;
}
-static int fdp1_remove(struct platform_device *pdev)
+static void fdp1_remove(struct platform_device *pdev)
{
struct fdp1_dev *fdp1 = platform_get_drvdata(pdev);
@@ -2407,8 +2408,7 @@ static int fdp1_remove(struct platform_device *pdev)
video_unregister_device(&fdp1->vfd);
v4l2_device_unregister(&fdp1->v4l2_dev);
pm_runtime_disable(&pdev->dev);
-
- return 0;
+ rcar_fcp_put(fdp1->fcp);
}
static int __maybe_unused fdp1_pm_runtime_suspend(struct device *dev)
@@ -2444,7 +2444,7 @@ MODULE_DEVICE_TABLE(of, fdp1_dt_ids);
static struct platform_driver fdp1_pdrv = {
.probe = fdp1_probe,
- .remove = fdp1_remove,
+ .remove_new = fdp1_remove,
.driver = {
.name = DRIVER_NAME,
.of_match_table = fdp1_dt_ids,
diff --git a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
index 6413cd279125..19a0f12483db 100644
--- a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
+++ b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
@@ -1310,6 +1310,8 @@ static int bdisp_probe(struct platform_device *pdev)
init_waitqueue_head(&bdisp->irq_queue);
INIT_DELAYED_WORK(&bdisp->timeout_work, bdisp_irq_timeout);
bdisp->work_queue = create_workqueue(BDISP_NAME);
+ if (!bdisp->work_queue)
+ return -ENOMEM;
spin_lock_init(&bdisp->slock);
mutex_init(&bdisp->lock);
diff --git a/drivers/media/rc/gpio-ir-recv.c b/drivers/media/rc/gpio-ir-recv.c
index a56c844d7f81..16795e07dc10 100644
--- a/drivers/media/rc/gpio-ir-recv.c
+++ b/drivers/media/rc/gpio-ir-recv.c
@@ -107,6 +107,8 @@ static int gpio_ir_recv_probe(struct platform_device *pdev)
rcdev->map_name = RC_MAP_EMPTY;
gpio_dev->rcdev = rcdev;
+ if (of_property_read_bool(np, "wakeup-source"))
+ device_init_wakeup(dev, true);
rc = devm_rc_register_device(dev, rcdev);
if (rc < 0) {
diff --git a/drivers/mfd/tqmx86.c b/drivers/mfd/tqmx86.c
index 7ae906ff8e35..fac02875fe7d 100644
--- a/drivers/mfd/tqmx86.c
+++ b/drivers/mfd/tqmx86.c
@@ -16,8 +16,8 @@
#include <linux/platform_data/i2c-ocores.h>
#include <linux/platform_device.h>
-#define TQMX86_IOBASE 0x160
-#define TQMX86_IOSIZE 0x3f
+#define TQMX86_IOBASE 0x180
+#define TQMX86_IOSIZE 0x20
#define TQMX86_IOBASE_I2C 0x1a0
#define TQMX86_IOSIZE_I2C 0xa
#define TQMX86_IOBASE_WATCHDOG 0x18b
@@ -25,14 +25,14 @@
#define TQMX86_IOBASE_GPIO 0x18d
#define TQMX86_IOSIZE_GPIO 0x4
-#define TQMX86_REG_BOARD_ID 0x20
+#define TQMX86_REG_BOARD_ID 0x00
#define TQMX86_REG_BOARD_ID_E38M 1
#define TQMX86_REG_BOARD_ID_50UC 2
#define TQMX86_REG_BOARD_ID_E38C 3
#define TQMX86_REG_BOARD_ID_60EB 4
-#define TQMX86_REG_BOARD_ID_E39M 5
-#define TQMX86_REG_BOARD_ID_E39C 6
-#define TQMX86_REG_BOARD_ID_E39x 7
+#define TQMX86_REG_BOARD_ID_E39MS 5
+#define TQMX86_REG_BOARD_ID_E39C1 6
+#define TQMX86_REG_BOARD_ID_E39C2 7
#define TQMX86_REG_BOARD_ID_70EB 8
#define TQMX86_REG_BOARD_ID_80UC 9
#define TQMX86_REG_BOARD_ID_110EB 11
@@ -40,18 +40,18 @@
#define TQMX86_REG_BOARD_ID_E40S 13
#define TQMX86_REG_BOARD_ID_E40C1 14
#define TQMX86_REG_BOARD_ID_E40C2 15
-#define TQMX86_REG_BOARD_REV 0x21
-#define TQMX86_REG_IO_EXT_INT 0x26
+#define TQMX86_REG_BOARD_REV 0x01
+#define TQMX86_REG_IO_EXT_INT 0x06
#define TQMX86_REG_IO_EXT_INT_NONE 0
#define TQMX86_REG_IO_EXT_INT_7 1
#define TQMX86_REG_IO_EXT_INT_9 2
#define TQMX86_REG_IO_EXT_INT_12 3
#define TQMX86_REG_IO_EXT_INT_MASK 0x3
#define TQMX86_REG_IO_EXT_INT_GPIO_SHIFT 4
+#define TQMX86_REG_SAUC 0x17
-#define TQMX86_REG_I2C_DETECT 0x47
+#define TQMX86_REG_I2C_DETECT 0x1a7
#define TQMX86_REG_I2C_DETECT_SOFT 0xa5
-#define TQMX86_REG_I2C_INT_EN 0x49
static uint gpio_irq;
module_param(gpio_irq, uint, 0);
@@ -111,7 +111,7 @@ static const struct mfd_cell tqmx86_devs[] = {
},
};
-static const char *tqmx86_board_id_to_name(u8 board_id)
+static const char *tqmx86_board_id_to_name(u8 board_id, u8 sauc)
{
switch (board_id) {
case TQMX86_REG_BOARD_ID_E38M:
@@ -122,12 +122,12 @@ static const char *tqmx86_board_id_to_name(u8 board_id)
return "TQMxE38C";
case TQMX86_REG_BOARD_ID_60EB:
return "TQMx60EB";
- case TQMX86_REG_BOARD_ID_E39M:
- return "TQMxE39M";
- case TQMX86_REG_BOARD_ID_E39C:
- return "TQMxE39C";
- case TQMX86_REG_BOARD_ID_E39x:
- return "TQMxE39x";
+ case TQMX86_REG_BOARD_ID_E39MS:
+ return (sauc == 0xff) ? "TQMxE39M" : "TQMxE39S";
+ case TQMX86_REG_BOARD_ID_E39C1:
+ return "TQMxE39C1";
+ case TQMX86_REG_BOARD_ID_E39C2:
+ return "TQMxE39C2";
case TQMX86_REG_BOARD_ID_70EB:
return "TQMx70EB";
case TQMX86_REG_BOARD_ID_80UC:
@@ -160,9 +160,9 @@ static int tqmx86_board_id_to_clk_rate(struct device *dev, u8 board_id)
case TQMX86_REG_BOARD_ID_E40C1:
case TQMX86_REG_BOARD_ID_E40C2:
return 24000;
- case TQMX86_REG_BOARD_ID_E39M:
- case TQMX86_REG_BOARD_ID_E39C:
- case TQMX86_REG_BOARD_ID_E39x:
+ case TQMX86_REG_BOARD_ID_E39MS:
+ case TQMX86_REG_BOARD_ID_E39C1:
+ case TQMX86_REG_BOARD_ID_E39C2:
return 25000;
case TQMX86_REG_BOARD_ID_E38M:
case TQMX86_REG_BOARD_ID_E38C:
@@ -176,7 +176,7 @@ static int tqmx86_board_id_to_clk_rate(struct device *dev, u8 board_id)
static int tqmx86_probe(struct platform_device *pdev)
{
- u8 board_id, rev, i2c_det, io_ext_int_val;
+ u8 board_id, sauc, rev, i2c_det, io_ext_int_val;
struct device *dev = &pdev->dev;
u8 gpio_irq_cfg, readback;
const char *board_name;
@@ -206,14 +206,20 @@ static int tqmx86_probe(struct platform_device *pdev)
return -ENOMEM;
board_id = ioread8(io_base + TQMX86_REG_BOARD_ID);
- board_name = tqmx86_board_id_to_name(board_id);
+ sauc = ioread8(io_base + TQMX86_REG_SAUC);
+ board_name = tqmx86_board_id_to_name(board_id, sauc);
rev = ioread8(io_base + TQMX86_REG_BOARD_REV);
dev_info(dev,
"Found %s - Board ID %d, PCB Revision %d, PLD Revision %d\n",
board_name, board_id, rev >> 4, rev & 0xf);
- i2c_det = ioread8(io_base + TQMX86_REG_I2C_DETECT);
+ /*
+ * The I2C_DETECT register is in the range assigned to the I2C driver
+ * later, so we don't extend TQMX86_IOSIZE. Use inb() for this one-off
+ * access instead of ioport_map + unmap.
+ */
+ i2c_det = inb(TQMX86_REG_I2C_DETECT);
if (gpio_irq_cfg) {
io_ext_int_val =
diff --git a/drivers/misc/vmw_vmci/vmci_host.c b/drivers/misc/vmw_vmci/vmci_host.c
index 857b9851402a..abe79f6fd2a7 100644
--- a/drivers/misc/vmw_vmci/vmci_host.c
+++ b/drivers/misc/vmw_vmci/vmci_host.c
@@ -165,10 +165,16 @@ static int vmci_host_close(struct inode *inode, struct file *filp)
static __poll_t vmci_host_poll(struct file *filp, poll_table *wait)
{
struct vmci_host_dev *vmci_host_dev = filp->private_data;
- struct vmci_ctx *context = vmci_host_dev->context;
+ struct vmci_ctx *context;
__poll_t mask = 0;
if (vmci_host_dev->ct_type == VMCIOBJ_CONTEXT) {
+ /*
+ * Read context only if ct_type == VMCIOBJ_CONTEXT to make
+ * sure that context is initialized
+ */
+ context = vmci_host_dev->context;
+
/* Check for VMCI calls to this VM context. */
if (wait)
poll_wait(filp, &context->host_context.wait_queue,
diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c
index 04a37fd137ee..ea9bb545b1a2 100644
--- a/drivers/mmc/host/sdhci-of-esdhc.c
+++ b/drivers/mmc/host/sdhci-of-esdhc.c
@@ -126,6 +126,7 @@ static u32 esdhc_readl_fixup(struct sdhci_host *host,
return ret;
}
}
+
/*
* The DAT[3:0] line signal levels and the CMD line signal level are
* not compatible with standard SDHC register. The line signal levels
@@ -137,6 +138,16 @@ static u32 esdhc_readl_fixup(struct sdhci_host *host,
ret = value & 0x000fffff;
ret |= (value >> 4) & SDHCI_DATA_LVL_MASK;
ret |= (value << 1) & SDHCI_CMD_LVL;
+
+ /*
+ * Some controllers have unreliable Data Line Active
+ * bit for commands with busy signal. This affects
+ * Command Inhibit (data) bit. Just ignore it since
+ * MMC core driver has already polled card status
+ * with CMD13 after any command with busy siganl.
+ */
+ if (esdhc->quirk_ignore_data_inhibit)
+ ret &= ~SDHCI_DATA_INHIBIT;
return ret;
}
@@ -151,19 +162,6 @@ static u32 esdhc_readl_fixup(struct sdhci_host *host,
return ret;
}
- /*
- * Some controllers have unreliable Data Line Active
- * bit for commands with busy signal. This affects
- * Command Inhibit (data) bit. Just ignore it since
- * MMC core driver has already polled card status
- * with CMD13 after any command with busy siganl.
- */
- if ((spec_reg == SDHCI_PRESENT_STATE) &&
- (esdhc->quirk_ignore_data_inhibit == true)) {
- ret = value & ~SDHCI_DATA_INHIBIT;
- return ret;
- }
-
ret = value;
return ret;
}
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 3abaac109e75..2a228ee32641 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -828,8 +828,8 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd,
/* OTP nvmem will be registered on the physical device */
config.dev = mtd->dev.parent;
- config.name = kasprintf(GFP_KERNEL, "%s-%s", dev_name(&mtd->dev), compatible);
- config.id = NVMEM_DEVID_NONE;
+ config.name = compatible;
+ config.id = NVMEM_DEVID_AUTO;
config.owner = THIS_MODULE;
config.type = NVMEM_TYPE_OTP;
config.root_only = true;
@@ -845,7 +845,6 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd,
nvmem = NULL;
of_node_put(np);
- kfree(config.name);
return nvmem;
}
@@ -880,6 +879,7 @@ static int mtd_nvmem_fact_otp_reg_read(void *priv, unsigned int offset,
static int mtd_otp_nvmem_add(struct mtd_info *mtd)
{
+ struct device *dev = mtd->dev.parent;
struct nvmem_device *nvmem;
ssize_t size;
int err;
@@ -893,7 +893,7 @@ static int mtd_otp_nvmem_add(struct mtd_info *mtd)
nvmem = mtd_otp_nvmem_register(mtd, "user-otp", size,
mtd_nvmem_user_otp_reg_read);
if (IS_ERR(nvmem)) {
- dev_err(&mtd->dev, "Failed to register OTP NVMEM device\n");
+ dev_err(dev, "Failed to register OTP NVMEM device\n");
return PTR_ERR(nvmem);
}
mtd->otp_user_nvmem = nvmem;
@@ -911,7 +911,7 @@ static int mtd_otp_nvmem_add(struct mtd_info *mtd)
nvmem = mtd_otp_nvmem_register(mtd, "factory-otp", size,
mtd_nvmem_fact_otp_reg_read);
if (IS_ERR(nvmem)) {
- dev_err(&mtd->dev, "Failed to register OTP NVMEM device\n");
+ dev_err(dev, "Failed to register OTP NVMEM device\n");
err = PTR_ERR(nvmem);
goto err;
}
@@ -964,10 +964,14 @@ int mtd_device_parse_register(struct mtd_info *mtd, const char * const *types,
mtd_set_dev_defaults(mtd);
+ ret = mtd_otp_nvmem_add(mtd);
+ if (ret)
+ goto out;
+
if (IS_ENABLED(CONFIG_MTD_PARTITIONED_MASTER)) {
ret = add_mtd_device(mtd);
if (ret)
- return ret;
+ goto out;
}
/* Prefer parsed partitions over driver-provided fallback */
@@ -1002,9 +1006,12 @@ int mtd_device_parse_register(struct mtd_info *mtd, const char * const *types,
register_reboot_notifier(&mtd->reboot_notifier);
}
- ret = mtd_otp_nvmem_add(mtd);
-
out:
+ if (ret) {
+ nvmem_unregister(mtd->otp_user_nvmem);
+ nvmem_unregister(mtd->otp_factory_nvmem);
+ }
+
if (ret && device_is_registered(&mtd->dev))
del_mtd_device(mtd);
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index ccc5979642b7..4d05b8d32083 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -946,7 +946,7 @@ static int try_write_vid_and_data(struct ubi_volume *vol, int lnum,
int offset, int len)
{
struct ubi_device *ubi = vol->ubi;
- int pnum, opnum, err, vol_id = vol->vol_id;
+ int pnum, opnum, err, err2, vol_id = vol->vol_id;
pnum = ubi_wl_get_peb(ubi);
if (pnum < 0) {
@@ -981,10 +981,19 @@ static int try_write_vid_and_data(struct ubi_volume *vol, int lnum,
out_put:
up_read(&ubi->fm_eba_sem);
- if (err && pnum >= 0)
- err = ubi_wl_put_peb(ubi, vol_id, lnum, pnum, 1);
- else if (!err && opnum >= 0)
- err = ubi_wl_put_peb(ubi, vol_id, lnum, opnum, 0);
+ if (err && pnum >= 0) {
+ err2 = ubi_wl_put_peb(ubi, vol_id, lnum, pnum, 1);
+ if (err2) {
+ ubi_warn(ubi, "failed to return physical eraseblock %d, error %d",
+ pnum, err2);
+ }
+ } else if (!err && opnum >= 0) {
+ err2 = ubi_wl_put_peb(ubi, vol_id, lnum, opnum, 0);
+ if (err2) {
+ ubi_warn(ubi, "failed to return physical eraseblock %d, error %d",
+ opnum, err2);
+ }
+ }
return err;
}
diff --git a/drivers/net/ethernet/amd/nmclan_cs.c b/drivers/net/ethernet/amd/nmclan_cs.c
index 4019cab87505..8bd063e54ac3 100644
--- a/drivers/net/ethernet/amd/nmclan_cs.c
+++ b/drivers/net/ethernet/amd/nmclan_cs.c
@@ -650,7 +650,7 @@ static int nmclan_config(struct pcmcia_device *link)
} else {
pr_notice("mace id not found: %x %x should be 0x40 0x?9\n",
sig[0], sig[1]);
- return -ENODEV;
+ goto failed;
}
}
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index beda8e0ef7d4..c829cb65171c 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -2633,6 +2633,14 @@ static int ixgbe_get_rss_hash_opts(struct ixgbe_adapter *adapter,
return 0;
}
+static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter)
+{
+ if (adapter->hw.mac.type < ixgbe_mac_X550)
+ return 16;
+ else
+ return 64;
+}
+
static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
u32 *rule_locs)
{
@@ -2641,7 +2649,8 @@ static int ixgbe_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd,
switch (cmd->cmd) {
case ETHTOOL_GRXRINGS:
- cmd->data = adapter->num_rx_queues;
+ cmd->data = min_t(int, adapter->num_rx_queues,
+ ixgbe_rss_indir_tbl_max(adapter));
ret = 0;
break;
case ETHTOOL_GRXCLSRLCNT:
@@ -3043,14 +3052,6 @@ static int ixgbe_set_rxnfc(struct net_device *dev, struct ethtool_rxnfc *cmd)
return ret;
}
-static int ixgbe_rss_indir_tbl_max(struct ixgbe_adapter *adapter)
-{
- if (adapter->hw.mac.type < ixgbe_mac_X550)
- return 16;
- else
- return 64;
-}
-
static u32 ixgbe_get_rxfh_key_size(struct net_device *netdev)
{
return IXGBE_RSS_KEY_SIZE;
@@ -3099,8 +3100,8 @@ static int ixgbe_set_rxfh(struct net_device *netdev, const u32 *indir,
int i;
u32 reta_entries = ixgbe_rss_indir_tbl_entries(adapter);
- if (hfunc)
- return -EINVAL;
+ if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
+ return -EOPNOTSUPP;
/* Fill out the redirection table */
if (indir) {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
index 002567792e91..829f703233a9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
@@ -656,7 +656,6 @@ mlx5_eswitch_add_fwd_rule(struct mlx5_eswitch *esw,
return rule;
err_chain_src_rewrite:
- esw_put_dest_tables_loop(esw, attr, 0, i);
mlx5_esw_vporttbl_put(esw, &fwd_attr);
err_get_fwd:
mlx5_chains_put_table(chains, attr->chain, attr->prio, 0);
@@ -698,7 +697,6 @@ __mlx5_eswitch_del_rule(struct mlx5_eswitch *esw,
if (fwd_rule) {
mlx5_esw_vporttbl_put(esw, &fwd_attr);
mlx5_chains_put_table(chains, attr->chain, attr->prio, 0);
- esw_put_dest_tables_loop(esw, attr, 0, esw_attr->split_count);
} else {
if (split)
mlx5_esw_vporttbl_put(esw, &fwd_attr);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
index c469abc91fa1..8394a215725d 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
@@ -1347,9 +1347,6 @@ static int phy_power_on(struct rk_priv_data *bsp_priv, bool enable)
int ret;
struct device *dev = &bsp_priv->pdev->dev;
- if (!ldo)
- return 0;
-
if (enable) {
ret = regulator_enable(ldo);
if (ret)
@@ -1397,14 +1394,11 @@ static struct rk_priv_data *rk_gmac_setup(struct platform_device *pdev,
}
}
- bsp_priv->regulator = devm_regulator_get_optional(dev, "phy");
+ bsp_priv->regulator = devm_regulator_get(dev, "phy");
if (IS_ERR(bsp_priv->regulator)) {
- if (PTR_ERR(bsp_priv->regulator) == -EPROBE_DEFER) {
- dev_err(dev, "phy regulator is not available yet, deferred probing\n");
- return ERR_PTR(-EPROBE_DEFER);
- }
- dev_err(dev, "no regulator found\n");
- bsp_priv->regulator = NULL;
+ ret = PTR_ERR(bsp_priv->regulator);
+ dev_err_probe(dev, ret, "failed to get phy regulator\n");
+ return ERR_PTR(ret);
}
ret = of_property_read_string(dev->of_node, "clock_in_out", &strings);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index a3bd5396c2f8..179f8d196c89 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -6283,6 +6283,10 @@ static int stmmac_vlan_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid
bool is_double = false;
int ret;
+ ret = pm_runtime_resume_and_get(priv->device);
+ if (ret < 0)
+ return ret;
+
if (be16_to_cpu(proto) == ETH_P_8021AD)
is_double = true;
@@ -6290,16 +6294,18 @@ static int stmmac_vlan_rx_add_vid(struct net_device *ndev, __be16 proto, u16 vid
ret = stmmac_vlan_update(priv, is_double);
if (ret) {
clear_bit(vid, priv->active_vlans);
- return ret;
+ goto err_pm_put;
}
if (priv->hw->num_vlan) {
ret = stmmac_add_hw_vlan_rx_fltr(priv, ndev, priv->hw, proto, vid);
if (ret)
- return ret;
+ goto err_pm_put;
}
+err_pm_put:
+ pm_runtime_put(priv->device);
- return 0;
+ return ret;
}
static int stmmac_vlan_rx_kill_vid(struct net_device *ndev, __be16 proto, u16 vid)
diff --git a/drivers/net/pcs/pcs-xpcs.c b/drivers/net/pcs/pcs-xpcs.c
index fd4cbf8a55ad..556ca9884356 100644
--- a/drivers/net/pcs/pcs-xpcs.c
+++ b/drivers/net/pcs/pcs-xpcs.c
@@ -309,7 +309,7 @@ static int xpcs_read_fault_c73(struct dw_xpcs *xpcs,
return 0;
}
-static int xpcs_read_link_c73(struct dw_xpcs *xpcs, bool an)
+static int xpcs_read_link_c73(struct dw_xpcs *xpcs)
{
bool link = true;
int ret;
@@ -321,15 +321,6 @@ static int xpcs_read_link_c73(struct dw_xpcs *xpcs, bool an)
if (!(ret & MDIO_STAT1_LSTATUS))
link = false;
- if (an) {
- ret = xpcs_read(xpcs, MDIO_MMD_AN, MDIO_STAT1);
- if (ret < 0)
- return ret;
-
- if (!(ret & MDIO_STAT1_LSTATUS))
- link = false;
- }
-
return link;
}
@@ -847,7 +838,7 @@ static int xpcs_get_state_c73(struct dw_xpcs *xpcs,
int ret;
/* Link needs to be read first ... */
- state->link = xpcs_read_link_c73(xpcs, state->an_enabled) > 0 ? 1 : 0;
+ state->link = xpcs_read_link_c73(xpcs) > 0 ? 1 : 0;
/* ... and then we check the faults. */
ret = xpcs_read_fault_c73(xpcs, state);
diff --git a/drivers/net/wireguard/timers.c b/drivers/net/wireguard/timers.c
index d54d32ac9bc4..91f5d6d2d4e2 100644
--- a/drivers/net/wireguard/timers.c
+++ b/drivers/net/wireguard/timers.c
@@ -46,7 +46,7 @@ static void wg_expired_retransmit_handshake(struct timer_list *timer)
if (peer->timer_handshake_attempts > MAX_TIMER_HANDSHAKES) {
pr_debug("%s: Handshake for peer %llu (%pISpfsc) did not complete after %d attempts, giving up\n",
peer->device->dev->name, peer->internal_id,
- &peer->endpoint.addr, MAX_TIMER_HANDSHAKES + 2);
+ &peer->endpoint.addr, (int)MAX_TIMER_HANDSHAKES + 2);
del_timer(&peer->timer_send_keepalive);
/* We drop all packets without a keypair and don't try again,
@@ -64,7 +64,7 @@ static void wg_expired_retransmit_handshake(struct timer_list *timer)
++peer->timer_handshake_attempts;
pr_debug("%s: Handshake for peer %llu (%pISpfsc) did not complete after %d seconds, retrying (try %d)\n",
peer->device->dev->name, peer->internal_id,
- &peer->endpoint.addr, REKEY_TIMEOUT,
+ &peer->endpoint.addr, (int)REKEY_TIMEOUT,
peer->timer_handshake_attempts + 1);
/* We clear the endpoint address src address, in case this is
@@ -94,7 +94,7 @@ static void wg_expired_new_handshake(struct timer_list *timer)
pr_debug("%s: Retrying handshake with peer %llu (%pISpfsc) because we stopped hearing back after %d seconds\n",
peer->device->dev->name, peer->internal_id,
- &peer->endpoint.addr, KEEPALIVE_TIMEOUT + REKEY_TIMEOUT);
+ &peer->endpoint.addr, (int)(KEEPALIVE_TIMEOUT + REKEY_TIMEOUT));
/* We clear the endpoint address src address, in case this is the cause
* of trouble.
*/
@@ -126,7 +126,7 @@ static void wg_queued_expired_zero_key_material(struct work_struct *work)
pr_debug("%s: Zeroing out all keys for peer %llu (%pISpfsc), since we haven't received a new one in %d seconds\n",
peer->device->dev->name, peer->internal_id,
- &peer->endpoint.addr, REJECT_AFTER_TIME * 3);
+ &peer->endpoint.addr, (int)REJECT_AFTER_TIME * 3);
wg_noise_handshake_clear(&peer->handshake);
wg_noise_keypairs_clear(&peer->keypairs);
wg_peer_put(peer);
diff --git a/drivers/net/wireless/ath/ath5k/eeprom.c b/drivers/net/wireless/ath/ath5k/eeprom.c
index d444b3d70ba2..58d3e86f6256 100644
--- a/drivers/net/wireless/ath/ath5k/eeprom.c
+++ b/drivers/net/wireless/ath/ath5k/eeprom.c
@@ -529,7 +529,7 @@ ath5k_eeprom_read_freq_list(struct ath5k_hw *ah, int *offset, int max,
ee->ee_n_piers[mode]++;
freq2 = (val >> 8) & 0xff;
- if (!freq2)
+ if (!freq2 || i >= max)
break;
pc[i++].freq = ath5k_eeprom_bin2freq(ee,
diff --git a/drivers/net/wireless/ath/ath6kl/bmi.c b/drivers/net/wireless/ath/ath6kl/bmi.c
index bde5a10d470c..af98e871199d 100644
--- a/drivers/net/wireless/ath/ath6kl/bmi.c
+++ b/drivers/net/wireless/ath/ath6kl/bmi.c
@@ -246,7 +246,7 @@ int ath6kl_bmi_execute(struct ath6kl *ar, u32 addr, u32 *param)
return -EACCES;
}
- size = sizeof(cid) + sizeof(addr) + sizeof(param);
+ size = sizeof(cid) + sizeof(addr) + sizeof(*param);
if (size > ar->bmi.max_cmd_size) {
WARN_ON(1);
return -EINVAL;
diff --git a/drivers/net/wireless/ath/ath6kl/htc_pipe.c b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
index c68848819a52..9b88d96bfe96 100644
--- a/drivers/net/wireless/ath/ath6kl/htc_pipe.c
+++ b/drivers/net/wireless/ath/ath6kl/htc_pipe.c
@@ -960,8 +960,8 @@ static int ath6kl_htc_pipe_rx_complete(struct ath6kl *ar, struct sk_buff *skb,
* Thus the possibility of ar->htc_target being NULL
* via ath6kl_recv_complete -> ath6kl_usb_io_comp_work.
*/
- if (WARN_ON_ONCE(!target)) {
- ath6kl_err("Target not yet initialized\n");
+ if (!target) {
+ ath6kl_dbg(ATH6KL_DBG_HTC, "Target not yet initialized\n");
status = -EINVAL;
goto free_skb;
}
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index f521dfa2f194..e0130beb304d 100644
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -534,6 +534,24 @@ static struct ath9k_htc_hif hif_usb = {
.send = hif_usb_send,
};
+/* Need to free remain_skb allocated in ath9k_hif_usb_rx_stream
+ * in case ath9k_hif_usb_rx_stream wasn't called next time to
+ * process the buffer and subsequently free it.
+ */
+static void ath9k_hif_usb_free_rx_remain_skb(struct hif_device_usb *hif_dev)
+{
+ unsigned long flags;
+
+ spin_lock_irqsave(&hif_dev->rx_lock, flags);
+ if (hif_dev->remain_skb) {
+ dev_kfree_skb_any(hif_dev->remain_skb);
+ hif_dev->remain_skb = NULL;
+ hif_dev->rx_remain_len = 0;
+ RX_STAT_INC(hif_dev, skb_dropped);
+ }
+ spin_unlock_irqrestore(&hif_dev->rx_lock, flags);
+}
+
static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev,
struct sk_buff *skb)
{
@@ -868,6 +886,7 @@ static int ath9k_hif_usb_alloc_tx_urbs(struct hif_device_usb *hif_dev)
static void ath9k_hif_usb_dealloc_rx_urbs(struct hif_device_usb *hif_dev)
{
usb_kill_anchored_urbs(&hif_dev->rx_submitted);
+ ath9k_hif_usb_free_rx_remain_skb(hif_dev);
}
static int ath9k_hif_usb_alloc_rx_urbs(struct hif_device_usb *hif_dev)
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index cba909c5bc6b..5a1b01db02e6 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -6212,18 +6212,20 @@ static s32 brcmf_notify_rssi(struct brcmf_if *ifp,
{
struct brcmf_cfg80211_vif *vif = ifp->vif;
struct brcmf_rssi_be *info = data;
- s32 rssi, snr, noise;
+ s32 rssi, snr = 0, noise = 0;
s32 low, high, last;
- if (e->datalen < sizeof(*info)) {
+ if (e->datalen >= sizeof(*info)) {
+ rssi = be32_to_cpu(info->rssi);
+ snr = be32_to_cpu(info->snr);
+ noise = be32_to_cpu(info->noise);
+ } else if (e->datalen >= sizeof(rssi)) {
+ rssi = be32_to_cpu(*(__be32 *)data);
+ } else {
brcmf_err("insufficient RSSI event data\n");
return 0;
}
- rssi = be32_to_cpu(info->rssi);
- snr = be32_to_cpu(info->snr);
- noise = be32_to_cpu(info->noise);
-
low = vif->cqm_rssi_low;
high = vif->cqm_rssi_high;
last = vif->cqm_rssi_last;
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
index b00cf92c8965..c69f3fb83332 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/dbg.c
@@ -1022,7 +1022,7 @@ iwl_dump_ini_prph_mac_iter(struct iwl_fw_runtime *fwrt,
range->range_data_size = reg->dev_addr.size;
for (i = 0; i < le32_to_cpu(reg->dev_addr.size); i += 4) {
prph_val = iwl_read_prph(fwrt->trans, addr + i);
- if (prph_val == 0x5a5a5a5a)
+ if ((prph_val & ~0xf) == 0xa5a5a5a0)
return -EBUSY;
*val++ = cpu_to_le32(prph_val);
}
@@ -1362,13 +1362,13 @@ static void iwl_ini_get_rxf_data(struct iwl_fw_runtime *fwrt,
if (!data)
return;
+ memset(data, 0, sizeof(*data));
+
/* make sure only one bit is set in only one fid */
if (WARN_ONCE(hweight_long(fid1) + hweight_long(fid2) != 1,
"fid1=%x, fid2=%x\n", fid1, fid2))
return;
- memset(data, 0, sizeof(*data));
-
if (fid1) {
fifo_idx = ffs(fid1) - 1;
if (WARN_ONCE(fifo_idx >= MAX_NUM_LMAC, "fifo_idx=%d\n",
@@ -1536,7 +1536,7 @@ iwl_dump_ini_dbgi_sram_iter(struct iwl_fw_runtime *fwrt,
prph_data = iwl_read_prph(fwrt->trans, (i % 2) ?
DBGI_SRAM_TARGET_ACCESS_RDATA_MSB :
DBGI_SRAM_TARGET_ACCESS_RDATA_LSB);
- if (prph_data == 0x5a5a5a5a) {
+ if ((prph_data & ~0xf) == 0xa5a5a5a0) {
iwl_trans_release_nic_access(fwrt->trans);
return -EBUSY;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
index a152ce306475..e372f935f698 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/debugfs.c
@@ -317,8 +317,10 @@ static void *iwl_dbgfs_fw_info_seq_next(struct seq_file *seq,
const struct iwl_fw *fw = priv->fwrt->fw;
*pos = ++state->pos;
- if (*pos >= fw->ucode_capa.n_cmd_versions)
+ if (*pos >= fw->ucode_capa.n_cmd_versions) {
+ kfree(state);
return NULL;
+ }
return state;
}
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
index fc4197bf2478..f9bd081dd9e0 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-dbg-tlv.c
@@ -134,6 +134,12 @@ static int iwl_dbg_tlv_alloc_buf_alloc(struct iwl_trans *trans,
alloc_id != IWL_FW_INI_ALLOCATION_ID_DBGC1)
goto err;
+ if (buf_location == IWL_FW_INI_LOCATION_DRAM_PATH &&
+ alloc->req_size == 0) {
+ IWL_ERR(trans, "WRT: Invalid DRAM buffer allocation requested size (0)\n");
+ return -EINVAL;
+ }
+
trans->dbg.fw_mon_cfg[alloc_id] = *alloc;
return 0;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index 00ca17f3b263..6dde3bd8f441 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -564,6 +564,7 @@ static void iwl_mvm_wowlan_get_tkip_data(struct ieee80211_hw *hw,
}
for (i = 0; i < IWL_NUM_RSC; i++) {
+ ieee80211_get_key_rx_seq(key, i, &seq);
/* wrapping isn't allowed, AP must rekey */
if (seq.tkip.iv32 > cur_rx_iv32)
cur_rx_iv32 = seq.tkip.iv32;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index d398a06b2656..0f5c4c2510ef 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -1931,6 +1931,11 @@ static ssize_t iwl_dbgfs_mem_read(struct file *file, char __user *user_buf,
if (ret < 0)
return ret;
+ if (iwl_rx_packet_payload_len(hcmd.resp_pkt) < sizeof(*rsp)) {
+ ret = -EIO;
+ goto out;
+ }
+
rsp = (void *)hcmd.resp_pkt->data;
if (le32_to_cpu(rsp->status) != DEBUG_MEM_STATUS_SUCCESS) {
ret = -ENXIO;
@@ -2008,6 +2013,11 @@ static ssize_t iwl_dbgfs_mem_write(struct file *file,
if (ret < 0)
return ret;
+ if (iwl_rx_packet_payload_len(hcmd.resp_pkt) < sizeof(*rsp)) {
+ ret = -EIO;
+ goto out;
+ }
+
rsp = (void *)hcmd.resp_pkt->data;
if (rsp->status != DEBUG_MEM_STATUS_SUCCESS) {
ret = -ENXIO;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 02da9cc8646c..ee325950de9d 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -581,7 +581,6 @@ static int iwl_pcie_set_hw_ready(struct iwl_trans *trans)
int iwl_pcie_prepare_card_hw(struct iwl_trans *trans)
{
int ret;
- int t = 0;
int iter;
IWL_DEBUG_INFO(trans, "iwl_trans_prepare_card_hw enter\n");
@@ -596,6 +595,8 @@ int iwl_pcie_prepare_card_hw(struct iwl_trans *trans)
usleep_range(1000, 2000);
for (iter = 0; iter < 10; iter++) {
+ int t = 0;
+
/* If HW is not ready, prepare the conditions to check again */
iwl_set_bit(trans, CSR_HW_IF_CONFIG_REG,
CSR_HW_IF_CONFIG_REG_PREPARE);
diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 1aa0479c5fa4..69e0e68757f5 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -434,7 +434,9 @@ mt76_dma_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q,
free_skb:
status.skb = tx_info.skb;
hw = mt76_tx_status_get_hw(dev, tx_info.skb);
+ spin_lock_bh(&dev->rx_lock);
ieee80211_tx_status_ext(hw, &status);
+ spin_unlock_bh(&dev->rx_lock);
return ret;
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt76.h b/drivers/net/wireless/mediatek/mt76/mt76.h
index 4e4af6e17b50..eb1fb955b777 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76.h
@@ -820,10 +820,11 @@ bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
#define mt76_poll(dev, ...) __mt76_poll(&((dev)->mt76), __VA_ARGS__)
-bool __mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
- int timeout);
-
-#define mt76_poll_msec(dev, ...) __mt76_poll_msec(&((dev)->mt76), __VA_ARGS__)
+bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
+ int timeout, int kick);
+#define __mt76_poll_msec(...) ____mt76_poll_msec(__VA_ARGS__, 10)
+#define mt76_poll_msec(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__, 10)
+#define mt76_poll_msec_tick(dev, ...) ____mt76_poll_msec(&((dev)->mt76), __VA_ARGS__)
void mt76_mmio_init(struct mt76_dev *dev, void __iomem *regs);
void mt76_pci_disable_aspm(struct pci_dev *pdev);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
index 65f1f2bb8083..3745512b1eb3 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c
@@ -1284,8 +1284,11 @@ void mt7603_mac_add_txs(struct mt7603_dev *dev, void *data)
if (wcidx >= MT7603_WTBL_STA || !sta)
goto out;
- if (mt7603_fill_txs(dev, msta, &info, txs_data))
+ if (mt7603_fill_txs(dev, msta, &info, txs_data)) {
+ spin_lock_bh(&dev->mt76.rx_lock);
ieee80211_tx_status_noskb(mt76_hw(dev), sta, &info);
+ spin_unlock_bh(&dev->mt76.rx_lock);
+ }
out:
rcu_read_unlock();
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
index 9ba7963a89f6..37bc307c1971 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c
@@ -1496,8 +1496,11 @@ static void mt7615_mac_add_txs(struct mt7615_dev *dev, void *data)
if (wcid->ext_phy && dev->mt76.phy2)
mphy = dev->mt76.phy2;
- if (mt7615_fill_txs(dev, msta, &info, txs_data))
+ if (mt7615_fill_txs(dev, msta, &info, txs_data)) {
+ spin_lock_bh(&dev->mt76.rx_lock);
ieee80211_tx_status_noskb(mphy->hw, sta, &info);
+ spin_unlock_bh(&dev->mt76.rx_lock);
+ }
out:
rcu_read_unlock();
@@ -2270,7 +2273,7 @@ void mt7615_coredump_work(struct work_struct *work)
break;
skb_pull(skb, sizeof(struct mt7615_mcu_rxd));
- if (data + skb->len - dump > MT76_CONNAC_COREDUMP_SZ) {
+ if (!dump || data + skb->len - dump > MT76_CONNAC_COREDUMP_SZ) {
dev_kfree_skb(skb);
continue;
}
@@ -2280,6 +2283,8 @@ void mt7615_coredump_work(struct work_struct *work)
dev_kfree_skb(skb);
}
- dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ,
- GFP_KERNEL);
+
+ if (dump)
+ dev_coredumpv(dev->mt76.dev, dump, MT76_CONNAC_COREDUMP_SZ,
+ GFP_KERNEL);
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
index 017bd59c4ea8..98f651fec3bf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mcu.c
@@ -1446,8 +1446,16 @@ int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif,
req->channel_min_dwell_time = cpu_to_le16(duration);
req->channel_dwell_time = cpu_to_le16(duration);
- req->channels_num = min_t(u8, sreq->n_channels, 32);
- req->ext_channels_num = min_t(u8, ext_channels_num, 32);
+ if (sreq->n_channels == 0 || sreq->n_channels > 64) {
+ req->channel_type = 0;
+ req->channels_num = 0;
+ req->ext_channels_num = 0;
+ } else {
+ req->channel_type = 4;
+ req->channels_num = min_t(u8, sreq->n_channels, 32);
+ req->ext_channels_num = min_t(u8, ext_channels_num, 32);
+ }
+
for (i = 0; i < req->channels_num + req->ext_channels_num; i++) {
if (i >= 32)
chan = &req->ext_channels[i - 32];
@@ -1457,7 +1465,6 @@ int mt76_connac_mcu_hw_scan(struct mt76_phy *phy, struct ieee80211_vif *vif,
chan->band = scan_list[i]->band == NL80211_BAND_2GHZ ? 1 : 2;
chan->channel_num = scan_list[i]->hw_value;
}
- req->channel_type = sreq->n_channels ? 4 : 0;
if (sreq->ie_len > 0) {
memcpy(req->ies, sreq->ie, sreq->ie_len);
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
index 07b21b208582..eacc5d39d583 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
@@ -631,8 +631,11 @@ void mt76x02_send_tx_status(struct mt76x02_dev *dev,
mt76_tx_status_unlock(mdev, &list);
- if (!status.skb)
+ if (!status.skb) {
+ spin_lock_bh(&dev->mt76.rx_lock);
ieee80211_tx_status_ext(mt76_hw(dev), &status);
+ spin_unlock_bh(&dev->mt76.rx_lock);
+ }
if (!len)
goto out;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
index 93d0cc1827d2..983861edc683 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/dma.c
@@ -120,6 +120,24 @@ static void mt7921_dma_prefetch(struct mt7921_dev *dev)
static int mt7921_dma_disable(struct mt7921_dev *dev, bool force)
{
+ /* disable WFDMA0 */
+ mt76_clear(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN |
+ MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN |
+ MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
+ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
+ MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
+
+ if (!mt76_poll_msec_tick(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_BUSY |
+ MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 100, 1))
+ return -ETIMEDOUT;
+
+ /* disable dmashdl */
+ mt76_clear(dev, MT_WFDMA0_GLO_CFG_EXT0,
+ MT_WFDMA0_CSR_TX_DMASHDL_ENABLE);
+ mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS);
+
if (force) {
/* reset */
mt76_clear(dev, MT_WFDMA0_RST,
@@ -131,24 +149,6 @@ static int mt7921_dma_disable(struct mt7921_dev *dev, bool force)
MT_WFDMA0_RST_LOGIC_RST);
}
- /* disable dmashdl */
- mt76_clear(dev, MT_WFDMA0_GLO_CFG_EXT0,
- MT_WFDMA0_CSR_TX_DMASHDL_ENABLE);
- mt76_set(dev, MT_DMASHDL_SW_CONTROL, MT_DMASHDL_DMASHDL_BYPASS);
-
- /* disable WFDMA0 */
- mt76_clear(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_DMA_EN | MT_WFDMA0_GLO_CFG_RX_DMA_EN |
- MT_WFDMA0_GLO_CFG_CSR_DISP_BASE_PTR_CHAIN_EN |
- MT_WFDMA0_GLO_CFG_OMIT_TX_INFO |
- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
- MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
-
- if (!mt76_poll(dev, MT_WFDMA0_GLO_CFG,
- MT_WFDMA0_GLO_CFG_TX_DMA_BUSY |
- MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 1000))
- return -ETIMEDOUT;
-
return 0;
}
@@ -354,6 +354,10 @@ void mt7921_dma_cleanup(struct mt7921_dev *dev)
MT_WFDMA0_GLO_CFG_OMIT_RX_INFO |
MT_WFDMA0_GLO_CFG_OMIT_RX_INFO_PFET2);
+ mt76_poll_msec_tick(dev, MT_WFDMA0_GLO_CFG,
+ MT_WFDMA0_GLO_CFG_TX_DMA_BUSY |
+ MT_WFDMA0_GLO_CFG_RX_DMA_BUSY, 0, 100, 1);
+
/* reset */
mt76_clear(dev, MT_WFDMA0_RST,
MT_WFDMA0_RST_DMASHDL_ALL_RST |
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
index 36e6495ae658..7effee4978e9 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/pci.c
@@ -218,6 +218,7 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
struct mt7921_dev *dev;
struct mt76_dev *mdev;
int ret;
+ u16 cmd;
ret = pcim_enable_device(pdev);
if (ret)
@@ -227,6 +228,11 @@ static int mt7921_pci_probe(struct pci_dev *pdev,
if (ret)
return ret;
+ pci_read_config_word(pdev, PCI_COMMAND, &cmd);
+ if (!(cmd & PCI_COMMAND_MEMORY)) {
+ cmd |= PCI_COMMAND_MEMORY;
+ pci_write_config_word(pdev, PCI_COMMAND, cmd);
+ }
pci_set_master(pdev);
ret = pci_alloc_irq_vectors(pdev, 1, 1, PCI_IRQ_ALL_TYPES);
diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c
index dce6f6b5f071..7d126634547f 100644
--- a/drivers/net/wireless/mediatek/mt76/tx.c
+++ b/drivers/net/wireless/mediatek/mt76/tx.c
@@ -68,7 +68,9 @@ mt76_tx_status_unlock(struct mt76_dev *dev, struct sk_buff_head *list)
status.sta = wcid_to_sta(wcid);
hw = mt76_tx_status_get_hw(dev, skb);
+ spin_lock_bh(&dev->rx_lock);
ieee80211_tx_status_ext(hw, &status);
+ spin_unlock_bh(&dev->rx_lock);
}
rcu_read_unlock();
}
@@ -229,7 +231,9 @@ void __mt76_tx_complete_skb(struct mt76_dev *dev, u16 wcid_idx, struct sk_buff *
if (!skb->prev) {
hw = mt76_tx_status_get_hw(dev, skb);
status.sta = wcid_to_sta(wcid);
+ spin_lock_bh(&dev->rx_lock);
ieee80211_tx_status_ext(hw, &status);
+ spin_unlock_bh(&dev->rx_lock);
goto out;
}
diff --git a/drivers/net/wireless/mediatek/mt76/util.c b/drivers/net/wireless/mediatek/mt76/util.c
index 581964425468..fc76c66ff1a5 100644
--- a/drivers/net/wireless/mediatek/mt76/util.c
+++ b/drivers/net/wireless/mediatek/mt76/util.c
@@ -24,23 +24,23 @@ bool __mt76_poll(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
}
EXPORT_SYMBOL_GPL(__mt76_poll);
-bool __mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
- int timeout)
+bool ____mt76_poll_msec(struct mt76_dev *dev, u32 offset, u32 mask, u32 val,
+ int timeout, int tick)
{
u32 cur;
- timeout /= 10;
+ timeout /= tick;
do {
cur = __mt76_rr(dev, offset) & mask;
if (cur == val)
return true;
- usleep_range(10000, 20000);
+ usleep_range(1000 * tick, 2000 * tick);
} while (timeout-- > 0);
return false;
}
-EXPORT_SYMBOL_GPL(__mt76_poll_msec);
+EXPORT_SYMBOL_GPL(____mt76_poll_msec);
int mt76_wcid_alloc(u32 *mask, int size)
{
diff --git a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
index e95c101c2711..388675d073ce 100644
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00dev.c
@@ -1091,6 +1091,7 @@ static void rt2x00lib_remove_hw(struct rt2x00_dev *rt2x00dev)
}
kfree(rt2x00dev->spec.channels_info);
+ kfree(rt2x00dev->chan_survey);
}
static int rt2x00lib_probe_hw(struct rt2x00_dev *rt2x00dev)
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
index 46767dc6d649..761aeec07cdd 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_8192e.c
@@ -1700,6 +1700,7 @@ struct rtl8xxxu_fileops rtl8192eu_fops = {
.rx_desc_size = sizeof(struct rtl8xxxu_rxdesc24),
.has_s0s1 = 0,
.gen2_thermal_meter = 1,
+ .needs_full_init = 1,
.adda_1t_init = 0x0fc01616,
.adda_1t_path_on = 0x0fc01616,
.adda_2t_path_on_a = 0x0fc01616,
diff --git a/drivers/net/wireless/realtek/rtlwifi/debug.c b/drivers/net/wireless/realtek/rtlwifi/debug.c
index 0b1bc04cb6ad..9eb26dfe4ca9 100644
--- a/drivers/net/wireless/realtek/rtlwifi/debug.c
+++ b/drivers/net/wireless/realtek/rtlwifi/debug.c
@@ -278,8 +278,8 @@ static ssize_t rtl_debugfs_set_write_reg(struct file *filp,
tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
- if (!buffer || copy_from_user(tmp, buffer, tmp_len))
- return count;
+ if (copy_from_user(tmp, buffer, tmp_len))
+ return -EFAULT;
tmp[tmp_len] = '\0';
@@ -287,7 +287,7 @@ static ssize_t rtl_debugfs_set_write_reg(struct file *filp,
num = sscanf(tmp, "%x %x %x", &addr, &val, &len);
if (num != 3)
- return count;
+ return -EINVAL;
switch (len) {
case 1:
@@ -375,8 +375,8 @@ static ssize_t rtl_debugfs_set_write_rfreg(struct file *filp,
tmp_len = (count > sizeof(tmp) - 1 ? sizeof(tmp) - 1 : count);
- if (!buffer || copy_from_user(tmp, buffer, tmp_len))
- return count;
+ if (copy_from_user(tmp, buffer, tmp_len))
+ return -EFAULT;
tmp[tmp_len] = '\0';
@@ -386,7 +386,7 @@ static ssize_t rtl_debugfs_set_write_rfreg(struct file *filp,
if (num != 4) {
rtl_dbg(rtlpriv, COMP_ERR, DBG_DMESG,
"Format is <path> <addr> <mask> <data>\n");
- return count;
+ return -EINVAL;
}
rtl_set_rfreg(hw, path, addr, bitmask, data);
diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c
index d1678aed9d9c..a0576cc0c845 100644
--- a/drivers/net/wireless/realtek/rtw88/mac.c
+++ b/drivers/net/wireless/realtek/rtw88/mac.c
@@ -233,7 +233,7 @@ static int rtw_pwr_seq_parser(struct rtw_dev *rtwdev,
ret = rtw_sub_pwr_seq_parser(rtwdev, intf_mask, cut_mask, cmd);
if (ret)
- return -EBUSY;
+ return ret;
idx++;
} while (1);
@@ -247,6 +247,7 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on)
const struct rtw_pwr_seq_cmd **pwr_seq;
u8 rpwm;
bool cur_pwr;
+ int ret;
if (rtw_chip_wcpu_11ac(rtwdev)) {
rpwm = rtw_read8(rtwdev, rtwdev->hci.rpwm_addr);
@@ -270,8 +271,9 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on)
return -EALREADY;
pwr_seq = pwr_on ? chip->pwr_on_seq : chip->pwr_off_seq;
- if (rtw_pwr_seq_parser(rtwdev, pwr_seq))
- return -EINVAL;
+ ret = rtw_pwr_seq_parser(rtwdev, pwr_seq);
+ if (ret)
+ return ret;
return 0;
}
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index ef9d7a795b00..e5318b38c662 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -4360,11 +4360,19 @@ static void nvme_fw_act_work(struct work_struct *work)
nvme_get_fw_slot_info(ctrl);
}
-static void nvme_handle_aen_notice(struct nvme_ctrl *ctrl, u32 result)
+static u32 nvme_aer_type(u32 result)
{
- u32 aer_notice_type = (result & 0xff00) >> 8;
+ return result & 0x7;
+}
- trace_nvme_async_event(ctrl, aer_notice_type);
+static u32 nvme_aer_subtype(u32 result)
+{
+ return (result & 0xff00) >> 8;
+}
+
+static void nvme_handle_aen_notice(struct nvme_ctrl *ctrl, u32 result)
+{
+ u32 aer_notice_type = nvme_aer_subtype(result);
switch (aer_notice_type) {
case NVME_AER_NOTICE_NS_CHANGED:
@@ -4395,24 +4403,40 @@ static void nvme_handle_aen_notice(struct nvme_ctrl *ctrl, u32 result)
}
}
+static void nvme_handle_aer_persistent_error(struct nvme_ctrl *ctrl)
+{
+ dev_warn(ctrl->device, "resetting controller due to AER\n");
+ nvme_reset_ctrl(ctrl);
+}
+
void nvme_complete_async_event(struct nvme_ctrl *ctrl, __le16 status,
volatile union nvme_result *res)
{
u32 result = le32_to_cpu(res->u32);
- u32 aer_type = result & 0x07;
+ u32 aer_type = nvme_aer_type(result);
+ u32 aer_subtype = nvme_aer_subtype(result);
if (le16_to_cpu(status) >> 1 != NVME_SC_SUCCESS)
return;
+ trace_nvme_async_event(ctrl, result);
switch (aer_type) {
case NVME_AER_NOTICE:
nvme_handle_aen_notice(ctrl, result);
break;
case NVME_AER_ERROR:
+ /*
+ * For a persistent internal error, don't run async_event_work
+ * to submit a new AER. The controller reset will do it.
+ */
+ if (aer_subtype == NVME_AER_ERROR_PERSIST_INT_ERR) {
+ nvme_handle_aer_persistent_error(ctrl);
+ return;
+ }
+ fallthrough;
case NVME_AER_SMART:
case NVME_AER_CSS:
case NVME_AER_VS:
- trace_nvme_async_event(ctrl, aer_type);
ctrl->aen_result = result;
break;
default:
diff --git a/drivers/nvme/host/trace.h b/drivers/nvme/host/trace.h
index aa8b0f86b2be..b258f7b8788e 100644
--- a/drivers/nvme/host/trace.h
+++ b/drivers/nvme/host/trace.h
@@ -127,15 +127,12 @@ TRACE_EVENT(nvme_async_event,
),
TP_printk("nvme%d: NVME_AEN=%#08x [%s]",
__entry->ctrl_id, __entry->result,
- __print_symbolic(__entry->result,
- aer_name(NVME_AER_NOTICE_NS_CHANGED),
- aer_name(NVME_AER_NOTICE_ANA),
- aer_name(NVME_AER_NOTICE_FW_ACT_STARTING),
- aer_name(NVME_AER_NOTICE_DISC_CHANGED),
- aer_name(NVME_AER_ERROR),
- aer_name(NVME_AER_SMART),
- aer_name(NVME_AER_CSS),
- aer_name(NVME_AER_VS))
+ __print_symbolic(__entry->result & 0x7,
+ aer_name(NVME_AER_ERROR),
+ aer_name(NVME_AER_SMART),
+ aer_name(NVME_AER_NOTICE),
+ aer_name(NVME_AER_CSS),
+ aer_name(NVME_AER_VS))
)
);
diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c
index bf78c58ed41d..ec13f568785e 100644
--- a/drivers/nvme/target/admin-cmd.c
+++ b/drivers/nvme/target/admin-cmd.c
@@ -508,7 +508,11 @@ static void nvmet_execute_identify_ns(struct nvmet_req *req)
goto done;
}
- nvmet_ns_revalidate(req->ns);
+ if (nvmet_ns_revalidate(req->ns)) {
+ mutex_lock(&req->ns->subsys->lock);
+ nvmet_ns_changed(req->ns->subsys, req->ns->nsid);
+ mutex_unlock(&req->ns->subsys->lock);
+ }
/*
* nuse = ncap = nsze isn't always true, but we have no way to find
@@ -676,6 +680,13 @@ static bool nvmet_handle_identify_desclist(struct nvmet_req *req)
}
}
+static void nvmet_execute_identify_ctrl_nvm(struct nvmet_req *req)
+{
+ /* Not supported: return zeroes */
+ nvmet_req_complete(req,
+ nvmet_zero_sgl(req, 0, sizeof(struct nvme_id_ctrl_nvm)));
+}
+
static void nvmet_execute_identify(struct nvmet_req *req)
{
if (!nvmet_check_transfer_len(req, NVME_IDENTIFY_DATA_SIZE))
@@ -683,13 +694,8 @@ static void nvmet_execute_identify(struct nvmet_req *req)
switch (req->cmd->identify.cns) {
case NVME_ID_CNS_NS:
- switch (req->cmd->identify.csi) {
- case NVME_CSI_NVM:
- return nvmet_execute_identify_ns(req);
- default:
- break;
- }
- break;
+ nvmet_execute_identify_ns(req);
+ return;
case NVME_ID_CNS_CS_NS:
if (IS_ENABLED(CONFIG_BLK_DEV_ZONED)) {
switch (req->cmd->identify.csi) {
@@ -701,29 +707,24 @@ static void nvmet_execute_identify(struct nvmet_req *req)
}
break;
case NVME_ID_CNS_CTRL:
- switch (req->cmd->identify.csi) {
- case NVME_CSI_NVM:
- return nvmet_execute_identify_ctrl(req);
- }
- break;
+ nvmet_execute_identify_ctrl(req);
+ return;
case NVME_ID_CNS_CS_CTRL:
- if (IS_ENABLED(CONFIG_BLK_DEV_ZONED)) {
- switch (req->cmd->identify.csi) {
- case NVME_CSI_ZNS:
- return nvmet_execute_identify_cns_cs_ctrl(req);
- default:
- break;
- }
- }
- break;
- case NVME_ID_CNS_NS_ACTIVE_LIST:
switch (req->cmd->identify.csi) {
case NVME_CSI_NVM:
- return nvmet_execute_identify_nslist(req);
- default:
+ nvmet_execute_identify_ctrl_nvm(req);
+ return;
+ case NVME_CSI_ZNS:
+ if (IS_ENABLED(CONFIG_BLK_DEV_ZONED)) {
+ nvmet_execute_identify_ctrl_zns(req);
+ return;
+ }
break;
}
break;
+ case NVME_ID_CNS_NS_ACTIVE_LIST:
+ nvmet_execute_identify_nslist(req);
+ return;
case NVME_ID_CNS_NS_DESC_LIST:
if (nvmet_handle_identify_desclist(req) == true)
return;
diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c
index 625038057a76..5bdc3ba51f7e 100644
--- a/drivers/nvme/target/configfs.c
+++ b/drivers/nvme/target/configfs.c
@@ -586,7 +586,8 @@ static ssize_t nvmet_ns_revalidate_size_store(struct config_item *item,
mutex_unlock(&ns->subsys->lock);
return -EINVAL;
}
- nvmet_ns_revalidate(ns);
+ if (nvmet_ns_revalidate(ns))
+ nvmet_ns_changed(ns->subsys, ns->nsid);
mutex_unlock(&ns->subsys->lock);
return count;
}
diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c
index 4c6d56dd29ad..2c44d5a95c8d 100644
--- a/drivers/nvme/target/core.c
+++ b/drivers/nvme/target/core.c
@@ -535,7 +535,7 @@ static void nvmet_p2pmem_ns_add_p2p(struct nvmet_ctrl *ctrl,
ns->nsid);
}
-void nvmet_ns_revalidate(struct nvmet_ns *ns)
+bool nvmet_ns_revalidate(struct nvmet_ns *ns)
{
loff_t oldsize = ns->size;
@@ -544,8 +544,7 @@ void nvmet_ns_revalidate(struct nvmet_ns *ns)
else
nvmet_file_ns_revalidate(ns);
- if (oldsize != ns->size)
- nvmet_ns_changed(ns->subsys, ns->nsid);
+ return oldsize != ns->size;
}
int nvmet_ns_enable(struct nvmet_ns *ns)
diff --git a/drivers/nvme/target/fcloop.c b/drivers/nvme/target/fcloop.c
index 5c16372f3b53..c780af36c1d4 100644
--- a/drivers/nvme/target/fcloop.c
+++ b/drivers/nvme/target/fcloop.c
@@ -614,10 +614,11 @@ fcloop_fcp_recv_work(struct work_struct *work)
struct fcloop_fcpreq *tfcp_req =
container_of(work, struct fcloop_fcpreq, fcp_rcv_work);
struct nvmefc_fcp_req *fcpreq = tfcp_req->fcpreq;
+ unsigned long flags;
int ret = 0;
bool aborted = false;
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
switch (tfcp_req->inistate) {
case INI_IO_START:
tfcp_req->inistate = INI_IO_ACTIVE;
@@ -626,11 +627,11 @@ fcloop_fcp_recv_work(struct work_struct *work)
aborted = true;
break;
default:
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
WARN_ON(1);
return;
}
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
if (unlikely(aborted))
ret = -ECANCELED;
@@ -655,8 +656,9 @@ fcloop_fcp_abort_recv_work(struct work_struct *work)
container_of(work, struct fcloop_fcpreq, abort_rcv_work);
struct nvmefc_fcp_req *fcpreq;
bool completed = false;
+ unsigned long flags;
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
fcpreq = tfcp_req->fcpreq;
switch (tfcp_req->inistate) {
case INI_IO_ABORTED:
@@ -665,11 +667,11 @@ fcloop_fcp_abort_recv_work(struct work_struct *work)
completed = true;
break;
default:
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
WARN_ON(1);
return;
}
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
if (unlikely(completed)) {
/* remove reference taken in original abort downcall */
@@ -681,9 +683,9 @@ fcloop_fcp_abort_recv_work(struct work_struct *work)
nvmet_fc_rcv_fcp_abort(tfcp_req->tport->targetport,
&tfcp_req->tgt_fcp_req);
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
tfcp_req->fcpreq = NULL;
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
fcloop_call_host_done(fcpreq, tfcp_req, -ECANCELED);
/* call_host_done releases reference for abort downcall */
@@ -699,11 +701,12 @@ fcloop_tgt_fcprqst_done_work(struct work_struct *work)
struct fcloop_fcpreq *tfcp_req =
container_of(work, struct fcloop_fcpreq, tio_done_work);
struct nvmefc_fcp_req *fcpreq;
+ unsigned long flags;
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
fcpreq = tfcp_req->fcpreq;
tfcp_req->inistate = INI_IO_COMPLETED;
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
fcloop_call_host_done(fcpreq, tfcp_req, tfcp_req->status);
}
@@ -807,13 +810,14 @@ fcloop_fcp_op(struct nvmet_fc_target_port *tgtport,
u32 rsplen = 0, xfrlen = 0;
int fcp_err = 0, active, aborted;
u8 op = tgt_fcpreq->op;
+ unsigned long flags;
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
fcpreq = tfcp_req->fcpreq;
active = tfcp_req->active;
aborted = tfcp_req->aborted;
tfcp_req->active = true;
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
if (unlikely(active))
/* illegal - call while i/o active */
@@ -821,9 +825,9 @@ fcloop_fcp_op(struct nvmet_fc_target_port *tgtport,
if (unlikely(aborted)) {
/* target transport has aborted i/o prior */
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
tfcp_req->active = false;
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
tgt_fcpreq->transferred_length = 0;
tgt_fcpreq->fcp_error = -ECANCELED;
tgt_fcpreq->done(tgt_fcpreq);
@@ -880,9 +884,9 @@ fcloop_fcp_op(struct nvmet_fc_target_port *tgtport,
break;
}
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
tfcp_req->active = false;
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
tgt_fcpreq->transferred_length = xfrlen;
tgt_fcpreq->fcp_error = fcp_err;
@@ -896,15 +900,16 @@ fcloop_tgt_fcp_abort(struct nvmet_fc_target_port *tgtport,
struct nvmefc_tgt_fcp_req *tgt_fcpreq)
{
struct fcloop_fcpreq *tfcp_req = tgt_fcp_req_to_fcpreq(tgt_fcpreq);
+ unsigned long flags;
/*
* mark aborted only in case there were 2 threads in transport
* (one doing io, other doing abort) and only kills ops posted
* after the abort request
*/
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
tfcp_req->aborted = true;
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
tfcp_req->status = NVME_SC_INTERNAL;
@@ -946,6 +951,7 @@ fcloop_fcp_abort(struct nvme_fc_local_port *localport,
struct fcloop_ini_fcpreq *inireq = fcpreq->private;
struct fcloop_fcpreq *tfcp_req;
bool abortio = true;
+ unsigned long flags;
spin_lock(&inireq->inilock);
tfcp_req = inireq->tfcp_req;
@@ -958,7 +964,7 @@ fcloop_fcp_abort(struct nvme_fc_local_port *localport,
return;
/* break initiator/target relationship for io */
- spin_lock_irq(&tfcp_req->reqlock);
+ spin_lock_irqsave(&tfcp_req->reqlock, flags);
switch (tfcp_req->inistate) {
case INI_IO_START:
case INI_IO_ACTIVE:
@@ -968,11 +974,11 @@ fcloop_fcp_abort(struct nvme_fc_local_port *localport,
abortio = false;
break;
default:
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
WARN_ON(1);
return;
}
- spin_unlock_irq(&tfcp_req->reqlock);
+ spin_unlock_irqrestore(&tfcp_req->reqlock, flags);
if (abortio)
/* leave the reference while the work item is scheduled */
diff --git a/drivers/nvme/target/io-cmd-file.c b/drivers/nvme/target/io-cmd-file.c
index eadba13b276d..098b6bf12cd0 100644
--- a/drivers/nvme/target/io-cmd-file.c
+++ b/drivers/nvme/target/io-cmd-file.c
@@ -13,16 +13,9 @@
#define NVMET_MIN_MPOOL_OBJ 16
-int nvmet_file_ns_revalidate(struct nvmet_ns *ns)
+void nvmet_file_ns_revalidate(struct nvmet_ns *ns)
{
- struct kstat stat;
- int ret;
-
- ret = vfs_getattr(&ns->file->f_path, &stat, STATX_SIZE,
- AT_STATX_FORCE_SYNC);
- if (!ret)
- ns->size = stat.size;
- return ret;
+ ns->size = i_size_read(ns->file->f_mapping->host);
}
void nvmet_file_ns_disable(struct nvmet_ns *ns)
@@ -40,7 +33,7 @@ void nvmet_file_ns_disable(struct nvmet_ns *ns)
int nvmet_file_ns_enable(struct nvmet_ns *ns)
{
int flags = O_RDWR | O_LARGEFILE;
- int ret;
+ int ret = 0;
if (!ns->buffered_io)
flags |= O_DIRECT;
@@ -54,9 +47,7 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns)
return ret;
}
- ret = nvmet_file_ns_revalidate(ns);
- if (ret)
- goto err;
+ nvmet_file_ns_revalidate(ns);
/*
* i_blkbits can be greater than the universally accepted upper bound,
diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
index fdb06a9d430d..17dd84551458 100644
--- a/drivers/nvme/target/nvmet.h
+++ b/drivers/nvme/target/nvmet.h
@@ -542,12 +542,12 @@ u16 nvmet_bdev_flush(struct nvmet_req *req);
u16 nvmet_file_flush(struct nvmet_req *req);
void nvmet_ns_changed(struct nvmet_subsys *subsys, u32 nsid);
void nvmet_bdev_ns_revalidate(struct nvmet_ns *ns);
-int nvmet_file_ns_revalidate(struct nvmet_ns *ns);
-void nvmet_ns_revalidate(struct nvmet_ns *ns);
+void nvmet_file_ns_revalidate(struct nvmet_ns *ns);
+bool nvmet_ns_revalidate(struct nvmet_ns *ns);
u16 blk_to_nvme_status(struct nvmet_req *req, blk_status_t blk_sts);
bool nvmet_bdev_zns_enable(struct nvmet_ns *ns);
-void nvmet_execute_identify_cns_cs_ctrl(struct nvmet_req *req);
+void nvmet_execute_identify_ctrl_zns(struct nvmet_req *req);
void nvmet_execute_identify_cns_cs_ns(struct nvmet_req *req);
void nvmet_bdev_execute_zone_mgmt_recv(struct nvmet_req *req);
void nvmet_bdev_execute_zone_mgmt_send(struct nvmet_req *req);
diff --git a/drivers/nvme/target/zns.c b/drivers/nvme/target/zns.c
index 1466698751c5..ae617d66b137 100644
--- a/drivers/nvme/target/zns.c
+++ b/drivers/nvme/target/zns.c
@@ -70,7 +70,7 @@ bool nvmet_bdev_zns_enable(struct nvmet_ns *ns)
return true;
}
-void nvmet_execute_identify_cns_cs_ctrl(struct nvmet_req *req)
+void nvmet_execute_identify_ctrl_zns(struct nvmet_req *req)
{
u8 zasl = req->sq->ctrl->subsys->zasl;
struct nvmet_ctrl *ctrl = req->sq->ctrl;
@@ -97,7 +97,7 @@ void nvmet_execute_identify_cns_cs_ctrl(struct nvmet_req *req)
void nvmet_execute_identify_cns_cs_ns(struct nvmet_req *req)
{
- struct nvme_id_ns_zns *id_zns;
+ struct nvme_id_ns_zns *id_zns = NULL;
u64 zsze;
u16 status;
u32 mar, mor;
@@ -118,12 +118,18 @@ void nvmet_execute_identify_cns_cs_ns(struct nvmet_req *req)
if (status)
goto done;
+ if (nvmet_ns_revalidate(req->ns)) {
+ mutex_lock(&req->ns->subsys->lock);
+ nvmet_ns_changed(req->ns->subsys, req->ns->nsid);
+ mutex_unlock(&req->ns->subsys->lock);
+ }
+
if (!bdev_is_zoned(req->ns->bdev)) {
+ status = NVME_SC_INVALID_FIELD | NVME_SC_DNR;
req->error_loc = offsetof(struct nvme_identify, nsid);
- goto done;
+ goto out;
}
- nvmet_ns_revalidate(req->ns);
zsze = (bdev_zone_sectors(req->ns->bdev) << 9) >>
req->ns->blksize_shift;
id_zns->lbafe[0].zsze = cpu_to_le64(zsze);
@@ -144,8 +150,8 @@ void nvmet_execute_identify_cns_cs_ns(struct nvmet_req *req)
done:
status = nvmet_copy_to_sgl(req, 0, id_zns, sizeof(*id_zns));
- kfree(id_zns);
out:
+ kfree(id_zns);
nvmet_req_complete(req, status);
}
diff --git a/drivers/of/device.c b/drivers/of/device.c
index 45335fe523f7..19c42a9dcba9 100644
--- a/drivers/of/device.c
+++ b/drivers/of/device.c
@@ -290,12 +290,15 @@ int of_device_request_module(struct device *dev)
if (size < 0)
return size;
- str = kmalloc(size + 1, GFP_KERNEL);
+ /* Reserve an additional byte for the trailing '\0' */
+ size++;
+
+ str = kmalloc(size, GFP_KERNEL);
if (!str)
return -ENOMEM;
of_device_get_modalias(dev, str, size);
- str[size] = '\0';
+ str[size - 1] = '\0';
ret = request_module(str);
kfree(str);
diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
index 67dbf9d88d22..6a3336f2105b 100644
--- a/drivers/pci/controller/dwc/pci-imx6.c
+++ b/drivers/pci/controller/dwc/pci-imx6.c
@@ -1258,6 +1258,13 @@ DECLARE_PCI_FIXUP_CLASS_HEADER(PCI_VENDOR_ID_SYNOPSYS, 0xabcd,
static int __init imx6_pcie_init(void)
{
#ifdef CONFIG_ARM
+ struct device_node *np;
+
+ np = of_find_matching_node(NULL, imx6_pcie_of_match);
+ if (!np)
+ return -ENODEV;
+ of_node_put(np);
+
/*
* Since probe() can be deferred we need to make sure that
* hook_fault_code is not called after __init memory is freed
diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c
index 4c599699e3c8..5960cbbea818 100644
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -1228,11 +1228,9 @@ static int qcom_pcie_init_2_7_0(struct qcom_pcie *pcie)
val |= BIT(4);
writel(val, pcie->parf + PCIE20_PARF_MHI_CLOCK_RESET_CTRL);
- if (IS_ENABLED(CONFIG_PCI_MSI)) {
- val = readl(pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT);
- val |= BIT(31);
- writel(val, pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT);
- }
+ val = readl(pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT_V2);
+ val |= BIT(31);
+ writel(val, pcie->parf + PCIE20_PARF_AXI_MSTR_WR_ADDR_HALT_V2);
return 0;
err_disable_clocks:
diff --git a/drivers/pci/hotplug/pciehp_pci.c b/drivers/pci/hotplug/pciehp_pci.c
index d17f3bf36f70..ad12515a4a12 100644
--- a/drivers/pci/hotplug/pciehp_pci.c
+++ b/drivers/pci/hotplug/pciehp_pci.c
@@ -63,7 +63,14 @@ int pciehp_configure_device(struct controller *ctrl)
pci_assign_unassigned_bridge_resources(bridge);
pcie_bus_configure_settings(parent);
+
+ /*
+ * Release reset_lock during driver binding
+ * to avoid AB-BA deadlock with device_lock.
+ */
+ up_read(&ctrl->reset_lock);
pci_bus_add_devices(parent);
+ down_read_nested(&ctrl->reset_lock, ctrl->depth);
out:
pci_unlock_rescan_remove();
@@ -104,7 +111,15 @@ void pciehp_unconfigure_device(struct controller *ctrl, bool presence)
list_for_each_entry_safe_reverse(dev, temp, &parent->devices,
bus_list) {
pci_dev_get(dev);
+
+ /*
+ * Release reset_lock during driver unbinding
+ * to avoid AB-BA deadlock with device_lock.
+ */
+ up_read(&ctrl->reset_lock);
pci_stop_and_remove_bus_device(dev);
+ down_read_nested(&ctrl->reset_lock, ctrl->depth);
+
/*
* Ensure that no new Requests will be generated from
* the device.
diff --git a/drivers/pci/pcie/edr.c b/drivers/pci/pcie/edr.c
index a6b9b479b97a..87734e4c3c20 100644
--- a/drivers/pci/pcie/edr.c
+++ b/drivers/pci/pcie/edr.c
@@ -193,6 +193,7 @@ static void edr_handle_event(acpi_handle handle, u32 event, void *data)
*/
if (estate == PCI_ERS_RESULT_RECOVERED) {
pci_dbg(edev, "DPC port successfully recovered\n");
+ pcie_clear_device_status(edev);
acpi_send_edr_status(pdev, edev, EDR_OST_SUCCESS);
} else {
pci_dbg(edev, "DPC port recovery failed\n");
diff --git a/drivers/phy/tegra/xusb.c b/drivers/phy/tegra/xusb.c
index 963de5913e50..71271af39ad6 100644
--- a/drivers/phy/tegra/xusb.c
+++ b/drivers/phy/tegra/xusb.c
@@ -781,6 +781,7 @@ static int tegra_xusb_add_usb2_port(struct tegra_xusb_padctl *padctl,
usb2->base.lane = usb2->base.ops->map(&usb2->base);
if (IS_ERR(usb2->base.lane)) {
err = PTR_ERR(usb2->base.lane);
+ tegra_xusb_port_unregister(&usb2->base);
goto out;
}
@@ -847,6 +848,7 @@ static int tegra_xusb_add_ulpi_port(struct tegra_xusb_padctl *padctl,
ulpi->base.lane = ulpi->base.ops->map(&ulpi->base);
if (IS_ERR(ulpi->base.lane)) {
err = PTR_ERR(ulpi->base.lane);
+ tegra_xusb_port_unregister(&ulpi->base);
goto out;
}
diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
index 2f19ab4db720..dd1c9fd733c8 100644
--- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
@@ -452,6 +452,15 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group,
}
}
+ /*
+ * As per Hardware Programming Guide, when configuring pin as output,
+ * set the pin value before setting output-enable (OE).
+ */
+ if (output_enabled) {
+ val = u32_encode_bits(value ? 1 : 0, LPI_GPIO_VALUE_OUT_MASK);
+ lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG, val);
+ }
+
val = lpi_gpio_read(pctrl, group, LPI_GPIO_CFG_REG);
u32p_replace_bits(&val, pullup, LPI_GPIO_PULL_MASK);
@@ -461,11 +470,6 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group,
lpi_gpio_write(pctrl, group, LPI_GPIO_CFG_REG, val);
- if (output_enabled) {
- val = u32_encode_bits(value ? 1 : 0, LPI_GPIO_VALUE_OUT_MASK);
- lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG, val);
- }
-
return 0;
}
diff --git a/drivers/pinctrl/renesas/pfc-r8a779a0.c b/drivers/pinctrl/renesas/pfc-r8a779a0.c
index a480677dd03d..aa4fd56e0250 100644
--- a/drivers/pinctrl/renesas/pfc-r8a779a0.c
+++ b/drivers/pinctrl/renesas/pfc-r8a779a0.c
@@ -710,16 +710,8 @@ static const u16 pinmux_data[] = {
PINMUX_SINGLE(PCIE0_CLKREQ_N),
PINMUX_SINGLE(AVB0_PHY_INT),
- PINMUX_SINGLE(AVB0_MAGIC),
- PINMUX_SINGLE(AVB0_MDC),
- PINMUX_SINGLE(AVB0_MDIO),
- PINMUX_SINGLE(AVB0_TXCREFCLK),
PINMUX_SINGLE(AVB1_PHY_INT),
- PINMUX_SINGLE(AVB1_MAGIC),
- PINMUX_SINGLE(AVB1_MDC),
- PINMUX_SINGLE(AVB1_MDIO),
- PINMUX_SINGLE(AVB1_TXCREFCLK),
PINMUX_SINGLE(AVB2_AVTP_PPS),
PINMUX_SINGLE(AVB2_AVTP_CAPTURE),
diff --git a/drivers/power/supply/generic-adc-battery.c b/drivers/power/supply/generic-adc-battery.c
index 66039c665dd1..0af536f4932f 100644
--- a/drivers/power/supply/generic-adc-battery.c
+++ b/drivers/power/supply/generic-adc-battery.c
@@ -135,6 +135,9 @@ static int read_channel(struct gab *adc_bat, enum power_supply_property psp,
result);
if (ret < 0)
pr_err("read channel error\n");
+ else
+ *result *= 1000;
+
return ret;
}
diff --git a/drivers/pwm/pwm-meson.c b/drivers/pwm/pwm-meson.c
index b2e6d00066d7..76f702c43cbc 100644
--- a/drivers/pwm/pwm-meson.c
+++ b/drivers/pwm/pwm-meson.c
@@ -424,7 +424,7 @@ static const struct meson_pwm_data pwm_axg_ee_data = {
};
static const char * const pwm_axg_ao_parent_names[] = {
- "aoclk81", "xtal", "fclk_div4", "fclk_div5"
+ "xtal", "axg_ao_clk81", "fclk_div4", "fclk_div5"
};
static const struct meson_pwm_data pwm_axg_ao_data = {
@@ -433,7 +433,7 @@ static const struct meson_pwm_data pwm_axg_ao_data = {
};
static const char * const pwm_g12a_ao_ab_parent_names[] = {
- "xtal", "aoclk81", "fclk_div4", "fclk_div5"
+ "xtal", "g12a_ao_clk81", "fclk_div4", "fclk_div5"
};
static const struct meson_pwm_data pwm_g12a_ao_ab_data = {
@@ -442,7 +442,7 @@ static const struct meson_pwm_data pwm_g12a_ao_ab_data = {
};
static const char * const pwm_g12a_ao_cd_parent_names[] = {
- "xtal", "aoclk81",
+ "xtal", "g12a_ao_clk81",
};
static const struct meson_pwm_data pwm_g12a_ao_cd_data = {
diff --git a/drivers/pwm/pwm-mtk-disp.c b/drivers/pwm/pwm-mtk-disp.c
index 3fbb4bae93a4..92ba02cfec92 100644
--- a/drivers/pwm/pwm-mtk-disp.c
+++ b/drivers/pwm/pwm-mtk-disp.c
@@ -138,6 +138,19 @@ static int mtk_disp_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
high_width = mul_u64_u64_div_u64(state->duty_cycle, rate, div);
value = period | (high_width << PWM_HIGH_WIDTH_SHIFT);
+ if (mdp->data->bls_debug && !mdp->data->has_commit) {
+ /*
+ * For MT2701, disable double buffer before writing register
+ * and select manual mode and use PWM_PERIOD/PWM_HIGH_WIDTH.
+ */
+ mtk_disp_pwm_update_bits(mdp, mdp->data->bls_debug,
+ mdp->data->bls_debug_mask,
+ mdp->data->bls_debug_mask);
+ mtk_disp_pwm_update_bits(mdp, mdp->data->con0,
+ mdp->data->con0_sel,
+ mdp->data->con0_sel);
+ }
+
mtk_disp_pwm_update_bits(mdp, mdp->data->con0,
PWM_CLKDIV_MASK,
clk_div << PWM_CLKDIV_SHIFT);
@@ -152,17 +165,6 @@ static int mtk_disp_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
mtk_disp_pwm_update_bits(mdp, mdp->data->commit,
mdp->data->commit_mask,
0x0);
- } else {
- /*
- * For MT2701, disable double buffer before writing register
- * and select manual mode and use PWM_PERIOD/PWM_HIGH_WIDTH.
- */
- mtk_disp_pwm_update_bits(mdp, mdp->data->bls_debug,
- mdp->data->bls_debug_mask,
- mdp->data->bls_debug_mask);
- mtk_disp_pwm_update_bits(mdp, mdp->data->con0,
- mdp->data->con0_sel,
- mdp->data->con0_sel);
}
mtk_disp_pwm_update_bits(mdp, DISP_PWM_EN, mdp->data->enable_mask,
@@ -194,6 +196,16 @@ static void mtk_disp_pwm_get_state(struct pwm_chip *chip,
return;
}
+ /*
+ * Apply DISP_PWM_DEBUG settings to choose whether to enable or disable
+ * registers double buffer and manual commit to working register before
+ * performing any read/write operation
+ */
+ if (mdp->data->bls_debug)
+ mtk_disp_pwm_update_bits(mdp, mdp->data->bls_debug,
+ mdp->data->bls_debug_mask,
+ mdp->data->bls_debug_mask);
+
rate = clk_get_rate(mdp->clk_main);
con0 = readl(mdp->base + mdp->data->con0);
con1 = readl(mdp->base + mdp->data->con1);
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index cd10880378a6..9ddb80d10dee 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -206,6 +206,78 @@ static void regulator_unlock(struct regulator_dev *rdev)
mutex_unlock(®ulator_nesting_mutex);
}
+/**
+ * regulator_lock_two - lock two regulators
+ * @rdev1: first regulator
+ * @rdev2: second regulator
+ * @ww_ctx: w/w mutex acquire context
+ *
+ * Locks both rdevs using the regulator_ww_class.
+ */
+static void regulator_lock_two(struct regulator_dev *rdev1,
+ struct regulator_dev *rdev2,
+ struct ww_acquire_ctx *ww_ctx)
+{
+ struct regulator_dev *tmp;
+ int ret;
+
+ ww_acquire_init(ww_ctx, ®ulator_ww_class);
+
+ /* Try to just grab both of them */
+ ret = regulator_lock_nested(rdev1, ww_ctx);
+ WARN_ON(ret);
+ ret = regulator_lock_nested(rdev2, ww_ctx);
+ if (ret != -EDEADLOCK) {
+ WARN_ON(ret);
+ goto exit;
+ }
+
+ while (true) {
+ /*
+ * Start of loop: rdev1 was locked and rdev2 was contended.
+ * Need to unlock rdev1, slowly lock rdev2, then try rdev1
+ * again.
+ */
+ regulator_unlock(rdev1);
+
+ ww_mutex_lock_slow(&rdev2->mutex, ww_ctx);
+ rdev2->ref_cnt++;
+ rdev2->mutex_owner = current;
+ ret = regulator_lock_nested(rdev1, ww_ctx);
+
+ if (ret == -EDEADLOCK) {
+ /* More contention; swap which needs to be slow */
+ tmp = rdev1;
+ rdev1 = rdev2;
+ rdev2 = tmp;
+ } else {
+ WARN_ON(ret);
+ break;
+ }
+ }
+
+exit:
+ ww_acquire_done(ww_ctx);
+}
+
+/**
+ * regulator_unlock_two - unlock two regulators
+ * @rdev1: first regulator
+ * @rdev2: second regulator
+ * @ww_ctx: w/w mutex acquire context
+ *
+ * The inverse of regulator_lock_two().
+ */
+
+static void regulator_unlock_two(struct regulator_dev *rdev1,
+ struct regulator_dev *rdev2,
+ struct ww_acquire_ctx *ww_ctx)
+{
+ regulator_unlock(rdev2);
+ regulator_unlock(rdev1);
+ ww_acquire_fini(ww_ctx);
+}
+
static bool regulator_supply_is_couple(struct regulator_dev *rdev)
{
struct regulator_dev *c_rdev;
@@ -333,6 +405,7 @@ static void regulator_lock_dependent(struct regulator_dev *rdev,
ww_mutex_lock_slow(&new_contended_rdev->mutex, ww_ctx);
old_contended_rdev = new_contended_rdev;
old_contended_rdev->ref_cnt++;
+ old_contended_rdev->mutex_owner = current;
}
err = regulator_lock_recursive(rdev,
@@ -1539,9 +1612,6 @@ static int set_machine_constraints(struct regulator_dev *rdev)
rdev->constraints->always_on = true;
}
- if (rdev->desc->off_on_delay)
- rdev->last_off = ktime_get_boottime();
-
/* If the constraints say the regulator should be on at this point
* and we have control then make sure it is enabled.
*/
@@ -1575,6 +1645,8 @@ static int set_machine_constraints(struct regulator_dev *rdev)
if (rdev->constraints->always_on)
rdev->use_count++;
+ } else if (rdev->desc->off_on_delay) {
+ rdev->last_off = ktime_get();
}
print_constraints(rdev);
@@ -1583,8 +1655,8 @@ static int set_machine_constraints(struct regulator_dev *rdev)
/**
* set_supply - set regulator supply regulator
- * @rdev: regulator name
- * @supply_rdev: supply regulator name
+ * @rdev: regulator (locked)
+ * @supply_rdev: supply regulator (locked))
*
* Called by platform initialisation code to set the supply regulator for this
* regulator. This ensures that a regulators supply will also be enabled by the
@@ -1756,6 +1828,8 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
struct regulator *regulator;
int err = 0;
+ lockdep_assert_held_once(&rdev->mutex.base);
+
if (dev) {
char buf[REG_STR_SIZE];
int size;
@@ -1783,9 +1857,7 @@ static struct regulator *create_regulator(struct regulator_dev *rdev,
regulator->rdev = rdev;
regulator->supply_name = supply_name;
- regulator_lock(rdev);
list_add(®ulator->list, &rdev->consumer_list);
- regulator_unlock(rdev);
if (dev) {
regulator->dev = dev;
@@ -1951,6 +2023,7 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
{
struct regulator_dev *r;
struct device *dev = rdev->dev.parent;
+ struct ww_acquire_ctx ww_ctx;
int ret = 0;
/* No supply to resolve? */
@@ -2017,23 +2090,23 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
* between rdev->supply null check and setting rdev->supply in
* set_supply() from concurrent tasks.
*/
- regulator_lock(rdev);
+ regulator_lock_two(rdev, r, &ww_ctx);
/* Supply just resolved by a concurrent task? */
if (rdev->supply) {
- regulator_unlock(rdev);
+ regulator_unlock_two(rdev, r, &ww_ctx);
put_device(&r->dev);
goto out;
}
ret = set_supply(rdev, r);
if (ret < 0) {
- regulator_unlock(rdev);
+ regulator_unlock_two(rdev, r, &ww_ctx);
put_device(&r->dev);
goto out;
}
- regulator_unlock(rdev);
+ regulator_unlock_two(rdev, r, &ww_ctx);
/*
* In set_machine_constraints() we may have turned this regulator on
@@ -2146,7 +2219,9 @@ struct regulator *_regulator_get(struct device *dev, const char *id,
return regulator;
}
+ regulator_lock(rdev);
regulator = create_regulator(rdev, dev, id);
+ regulator_unlock(rdev);
if (regulator == NULL) {
regulator = ERR_PTR(-ENOMEM);
module_put(rdev->owner);
@@ -2624,7 +2699,7 @@ static int _regulator_do_enable(struct regulator_dev *rdev)
trace_regulator_enable(rdev_get_name(rdev));
- if (rdev->desc->off_on_delay && rdev->last_off) {
+ if (rdev->desc->off_on_delay) {
/* if needed, keep a distance of off_on_delay from last time
* this regulator was disabled.
*/
@@ -5967,6 +6042,7 @@ static void regulator_summary_lock(struct ww_acquire_ctx *ww_ctx)
ww_mutex_lock_slow(&new_contended_rdev->mutex, ww_ctx);
old_contended_rdev = new_contended_rdev;
old_contended_rdev->ref_cnt++;
+ old_contended_rdev->mutex_owner = current;
}
err = regulator_summary_lock_all(ww_ctx,
diff --git a/drivers/regulator/stm32-pwr.c b/drivers/regulator/stm32-pwr.c
index 2a42acb7c24e..e5dd4db6403b 100644
--- a/drivers/regulator/stm32-pwr.c
+++ b/drivers/regulator/stm32-pwr.c
@@ -129,17 +129,16 @@ static const struct regulator_desc stm32_pwr_desc[] = {
static int stm32_pwr_regulator_probe(struct platform_device *pdev)
{
- struct device_node *np = pdev->dev.of_node;
struct stm32_pwr_reg *priv;
void __iomem *base;
struct regulator_dev *rdev;
struct regulator_config config = { };
int i, ret = 0;
- base = of_iomap(np, 0);
- if (!base) {
+ base = devm_platform_ioremap_resource(pdev, 0);
+ if (IS_ERR(base)) {
dev_err(&pdev->dev, "Unable to map IO memory\n");
- return -ENOMEM;
+ return PTR_ERR(base);
}
config.dev = &pdev->dev;
diff --git a/drivers/rtc/rtc-meson-vrtc.c b/drivers/rtc/rtc-meson-vrtc.c
index 1463c8621561..648fa362ec44 100644
--- a/drivers/rtc/rtc-meson-vrtc.c
+++ b/drivers/rtc/rtc-meson-vrtc.c
@@ -23,7 +23,7 @@ static int meson_vrtc_read_time(struct device *dev, struct rtc_time *tm)
struct timespec64 time;
dev_dbg(dev, "%s\n", __func__);
- ktime_get_raw_ts64(&time);
+ ktime_get_real_ts64(&time);
rtc_time64_to_tm(time.tv_sec, tm);
return 0;
@@ -96,7 +96,7 @@ static int __maybe_unused meson_vrtc_suspend(struct device *dev)
long alarm_secs;
struct timespec64 time;
- ktime_get_raw_ts64(&time);
+ ktime_get_real_ts64(&time);
local_time = time.tv_sec;
dev_dbg(dev, "alarm_time = %lus, local_time=%lus\n",
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index d46e0f0cc502..3ff832a5af37 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -25,6 +25,7 @@
#include <linux/platform_device.h>
#include <linux/pm_runtime.h>
#include <linux/rtc.h>
+#include <linux/rtc/rtc-omap.h>
/*
* The OMAP RTC is a year/month/day/hours/minutes/seconds BCD clock
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index 8240b804ef84..ed897dc499ff 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2963,7 +2963,7 @@ static int _dasd_requeue_request(struct dasd_ccw_req *cqr)
return 0;
spin_lock_irq(&cqr->dq->lock);
req = (struct request *) cqr->callback_data;
- blk_mq_requeue_request(req, false);
+ blk_mq_requeue_request(req, true);
spin_unlock_irq(&cqr->dq->lock);
return 0;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index f79299f6178c..2ca4cf1b58c4 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -11738,7 +11738,7 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
goto out_iounmap_all;
} else {
error = -ENOMEM;
- goto out_iounmap_all;
+ goto out_iounmap_ctrl;
}
}
@@ -11756,7 +11756,7 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
dev_err(&pdev->dev,
"ioremap failed for SLI4 HBA dpp registers.\n");
error = -ENOMEM;
- goto out_iounmap_ctrl;
+ goto out_iounmap_all;
}
phba->pci_bar4_memmap_p = phba->sli4_hba.dpp_regs_memmap_p;
}
@@ -11781,9 +11781,11 @@ lpfc_sli4_pci_mem_setup(struct lpfc_hba *phba)
return 0;
out_iounmap_all:
- iounmap(phba->sli4_hba.drbl_regs_memmap_p);
+ if (phba->sli4_hba.drbl_regs_memmap_p)
+ iounmap(phba->sli4_hba.drbl_regs_memmap_p);
out_iounmap_ctrl:
- iounmap(phba->sli4_hba.ctrl_regs_memmap_p);
+ if (phba->sli4_hba.ctrl_regs_memmap_p)
+ iounmap(phba->sli4_hba.ctrl_regs_memmap_p);
out_iounmap_conf:
iounmap(phba->sli4_hba.conf_regs_memmap_p);
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 7dd6dd74d2bc..6122cc60a8b3 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -1443,6 +1443,7 @@ mega_cmd_done(adapter_t *adapter, u8 completed[], int nstatus, int status)
*/
if (cmdid == CMDID_INT_CMDS) {
scb = &adapter->int_scb;
+ cmd = scb->cmd;
list_del_init(&scb->list);
scb->state = SCB_FREE;
diff --git a/drivers/soc/ti/pm33xx.c b/drivers/soc/ti/pm33xx.c
index 7bab4bbaf02d..285302bf3ef9 100644
--- a/drivers/soc/ti/pm33xx.c
+++ b/drivers/soc/ti/pm33xx.c
@@ -527,7 +527,7 @@ static int am33xx_pm_probe(struct platform_device *pdev)
ret = am33xx_pm_alloc_sram();
if (ret)
- return ret;
+ goto err_wkup_m3_ipc_put;
ret = am33xx_pm_rtc_setup();
if (ret)
@@ -574,13 +574,14 @@ static int am33xx_pm_probe(struct platform_device *pdev)
pm_runtime_put_sync(dev);
err_pm_runtime_disable:
pm_runtime_disable(dev);
- wkup_m3_ipc_put(m3_ipc);
err_unsetup_rtc:
iounmap(rtc_base_virt);
clk_put(rtc_fck);
err_free_sram:
am33xx_pm_free_sram();
pm33xx_dev = NULL;
+err_wkup_m3_ipc_put:
+ wkup_m3_ipc_put(m3_ipc);
return ret;
}
diff --git a/drivers/soundwire/qcom.c b/drivers/soundwire/qcom.c
index 500035a1fd46..52d0e4164c6b 100644
--- a/drivers/soundwire/qcom.c
+++ b/drivers/soundwire/qcom.c
@@ -640,7 +640,7 @@ static int qcom_swrm_init(struct qcom_swrm_ctrl *ctrl)
ctrl->reg_write(ctrl, SWRM_MCP_BUS_CTRL, SWRM_MCP_BUS_CLK_START);
/* Configure number of retries of a read/write cmd */
- if (ctrl->version > 0x01050001) {
+ if (ctrl->version >= 0x01050001) {
/* Only for versions >= 1.5.1 */
ctrl->reg_write(ctrl, SWRM_CMD_FIFO_CFG_ADDR,
SWRM_RD_WR_CMD_RETRIES |
diff --git a/drivers/spi/spi-cadence-quadspi.c b/drivers/spi/spi-cadence-quadspi.c
index cda70de38330..5c8f198b0ae3 100644
--- a/drivers/spi/spi-cadence-quadspi.c
+++ b/drivers/spi/spi-cadence-quadspi.c
@@ -1619,17 +1619,30 @@ static int cqspi_remove(struct platform_device *pdev)
static int cqspi_suspend(struct device *dev)
{
struct cqspi_st *cqspi = dev_get_drvdata(dev);
+ struct spi_master *master = dev_get_drvdata(dev);
+ int ret;
+ ret = spi_master_suspend(master);
cqspi_controller_enable(cqspi, 0);
- return 0;
+
+ clk_disable_unprepare(cqspi->clk);
+
+ return ret;
}
static int cqspi_resume(struct device *dev)
{
struct cqspi_st *cqspi = dev_get_drvdata(dev);
+ struct spi_master *master = dev_get_drvdata(dev);
- cqspi_controller_enable(cqspi, 1);
- return 0;
+ clk_prepare_enable(cqspi->clk);
+ cqspi_wait_idle(cqspi);
+ cqspi_controller_init(cqspi);
+
+ cqspi->current_cs = -1;
+ cqspi->sclk = 0;
+
+ return spi_master_resume(master);
}
static const struct dev_pm_ops cqspi__dev_pm_ops = {
diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c
index bdf94cc7be1a..1bad0ceac81b 100644
--- a/drivers/spi/spi-fsl-spi.c
+++ b/drivers/spi/spi-fsl-spi.c
@@ -207,8 +207,8 @@ static int mspi_apply_qe_mode_quirks(struct spi_mpc8xxx_cs *cs,
struct spi_device *spi,
int bits_per_word)
{
- /* QE uses Little Endian for words > 8
- * so transform all words > 8 into 8 bits
+ /* CPM/QE uses Little Endian for words > 8
+ * so transform 16 and 32 bits words into 8 bits
* Unfortnatly that doesn't work for LSB so
* reject these for now */
/* Note: 32 bits word, LSB works iff
@@ -216,9 +216,11 @@ static int mspi_apply_qe_mode_quirks(struct spi_mpc8xxx_cs *cs,
if (spi->mode & SPI_LSB_FIRST &&
bits_per_word > 8)
return -EINVAL;
- if (bits_per_word > 8)
+ if (bits_per_word <= 8)
+ return bits_per_word;
+ if (bits_per_word == 16 || bits_per_word == 32)
return 8; /* pretend its 8 bits */
- return bits_per_word;
+ return -EINVAL;
}
static int fsl_spi_setup_transfer(struct spi_device *spi,
@@ -248,7 +250,7 @@ static int fsl_spi_setup_transfer(struct spi_device *spi,
bits_per_word = mspi_apply_cpu_mode_quirks(cs, spi,
mpc8xxx_spi,
bits_per_word);
- else if (mpc8xxx_spi->flags & SPI_QE)
+ else
bits_per_word = mspi_apply_qe_mode_quirks(cs, spi,
bits_per_word);
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 890b2cf02149..2f06f2840d61 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -1552,9 +1552,8 @@ spi_imx_prepare_message(struct spi_master *master, struct spi_message *msg)
struct spi_imx_data *spi_imx = spi_master_get_devdata(master);
int ret;
- ret = pm_runtime_get_sync(spi_imx->dev);
+ ret = pm_runtime_resume_and_get(spi_imx->dev);
if (ret < 0) {
- pm_runtime_put_noidle(spi_imx->dev);
dev_err(spi_imx->dev, "failed to enable clock\n");
return ret;
}
@@ -1771,13 +1770,10 @@ static int spi_imx_remove(struct platform_device *pdev)
spi_bitbang_stop(&spi_imx->bitbang);
ret = pm_runtime_get_sync(spi_imx->dev);
- if (ret < 0) {
- pm_runtime_put_noidle(spi_imx->dev);
- dev_err(spi_imx->dev, "failed to enable clock\n");
- return ret;
- }
-
- writel(0, spi_imx->base + MXC_CSPICTRL);
+ if (ret >= 0)
+ writel(0, spi_imx->base + MXC_CSPICTRL);
+ else
+ dev_warn(spi_imx->dev, "failed to enable clock, skip hw disable\n");
pm_runtime_dont_use_autosuspend(spi_imx->dev);
pm_runtime_put_sync(spi_imx->dev);
diff --git a/drivers/spi/spi-qup.c b/drivers/spi/spi-qup.c
index f3877eeb3da6..8bf58510cca6 100644
--- a/drivers/spi/spi-qup.c
+++ b/drivers/spi/spi-qup.c
@@ -1276,18 +1276,22 @@ static int spi_qup_remove(struct platform_device *pdev)
struct spi_qup *controller = spi_master_get_devdata(master);
int ret;
- ret = pm_runtime_resume_and_get(&pdev->dev);
- if (ret < 0)
- return ret;
+ ret = pm_runtime_get_sync(&pdev->dev);
- ret = spi_qup_set_state(controller, QUP_STATE_RESET);
- if (ret)
- return ret;
+ if (ret >= 0) {
+ ret = spi_qup_set_state(controller, QUP_STATE_RESET);
+ if (ret)
+ dev_warn(&pdev->dev, "failed to reset controller (%pe)\n",
+ ERR_PTR(ret));
- spi_qup_release_dma(master);
+ clk_disable_unprepare(controller->cclk);
+ clk_disable_unprepare(controller->iclk);
+ } else {
+ dev_warn(&pdev->dev, "failed to resume, skip hw disable (%pe)\n",
+ ERR_PTR(ret));
+ }
- clk_disable_unprepare(controller->cclk);
- clk_disable_unprepare(controller->iclk);
+ spi_qup_release_dma(master);
pm_runtime_put_noidle(&pdev->dev);
pm_runtime_disable(&pdev->dev);
diff --git a/drivers/spmi/spmi.c b/drivers/spmi/spmi.c
index b37ead9e2fad..38913c0f1115 100644
--- a/drivers/spmi/spmi.c
+++ b/drivers/spmi/spmi.c
@@ -350,7 +350,8 @@ static void spmi_drv_remove(struct device *dev)
const struct spmi_driver *sdrv = to_spmi_driver(dev->driver);
pm_runtime_get_sync(dev);
- sdrv->remove(to_spmi_device(dev));
+ if (sdrv->remove)
+ sdrv->remove(to_spmi_device(dev));
pm_runtime_put_noidle(dev);
pm_runtime_disable(dev);
diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c
index 74adb82f37c3..a19cfb2998c9 100644
--- a/drivers/staging/iio/resolver/ad2s1210.c
+++ b/drivers/staging/iio/resolver/ad2s1210.c
@@ -101,7 +101,7 @@ struct ad2s1210_state {
static const int ad2s1210_mode_vals[4][2] = {
[MOD_POS] = { 0, 0 },
[MOD_VEL] = { 0, 1 },
- [MOD_CONFIG] = { 1, 0 },
+ [MOD_CONFIG] = { 1, 1 },
};
static inline void ad2s1210_set_mode(enum ad2s1210_mode mode,
diff --git a/drivers/staging/media/av7110/av7110_av.c b/drivers/staging/media/av7110/av7110_av.c
index 91f4866c7e59..964092e2f41f 100644
--- a/drivers/staging/media/av7110/av7110_av.c
+++ b/drivers/staging/media/av7110/av7110_av.c
@@ -823,10 +823,10 @@ static int write_ts_to_decoder(struct av7110 *av7110, int type, const u8 *buf, s
av7110_ipack_flush(ipack);
if (buf[3] & ADAPT_FIELD) {
+ if (buf[4] > len - 1 - 4)
+ return 0;
len -= buf[4] + 1;
buf += buf[4] + 1;
- if (!len)
- return 0;
}
av7110_ipack_instant_repack(buf + 4, len - 4, ipack);
diff --git a/drivers/staging/media/rkvdec/rkvdec.c b/drivers/staging/media/rkvdec/rkvdec.c
index 4fd4a2907da7..bc4683a75e61 100644
--- a/drivers/staging/media/rkvdec/rkvdec.c
+++ b/drivers/staging/media/rkvdec/rkvdec.c
@@ -1042,6 +1042,8 @@ static int rkvdec_remove(struct platform_device *pdev)
{
struct rkvdec_dev *rkvdec = platform_get_drvdata(pdev);
+ cancel_delayed_work_sync(&rkvdec->watchdog_work);
+
rkvdec_v4l2_cleanup(rkvdec);
pm_runtime_disable(&pdev->dev);
pm_runtime_dont_use_autosuspend(&pdev->dev);
diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
index 616ab3c8fde4..48c696df8d01 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
@@ -768,6 +768,7 @@ static int _rtl92e_sta_up(struct net_device *dev, bool is_silent_reset)
else
netif_wake_queue(dev);
+ priv->bfirst_after_down = false;
return 0;
}
diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme.c b/drivers/staging/rtl8723bs/core/rtw_mlme.c
index 26c40042d2be..5b64980e8522 100644
--- a/drivers/staging/rtl8723bs/core/rtw_mlme.c
+++ b/drivers/staging/rtl8723bs/core/rtw_mlme.c
@@ -1547,7 +1547,7 @@ void _rtw_join_timeout_handler(struct timer_list *t)
if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
return;
- spin_lock_irq(&pmlmepriv->lock);
+ spin_lock_bh(&pmlmepriv->lock);
if (rtw_to_roam(adapter) > 0) { /* join timeout caused by roaming */
while (1) {
@@ -1575,7 +1575,7 @@ void _rtw_join_timeout_handler(struct timer_list *t)
}
- spin_unlock_irq(&pmlmepriv->lock);
+ spin_unlock_bh(&pmlmepriv->lock);
}
/*
@@ -1588,11 +1588,11 @@ void rtw_scan_timeout_handler(struct timer_list *t)
mlmepriv.scan_to_timer);
struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
- spin_lock_irq(&pmlmepriv->lock);
+ spin_lock_bh(&pmlmepriv->lock);
_clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
- spin_unlock_irq(&pmlmepriv->lock);
+ spin_unlock_bh(&pmlmepriv->lock);
rtw_indicate_scan_done(adapter, true);
}
diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c
index 2c54c5d8412d..9c6b98438f98 100644
--- a/drivers/target/iscsi/iscsi_target.c
+++ b/drivers/target/iscsi/iscsi_target.c
@@ -4086,9 +4086,12 @@ static void iscsit_release_commands_from_conn(struct iscsi_conn *conn)
list_for_each_entry_safe(cmd, cmd_tmp, &tmp_list, i_conn_node) {
struct se_cmd *se_cmd = &cmd->se_cmd;
- if (se_cmd->se_tfo != NULL) {
- spin_lock_irq(&se_cmd->t_state_lock);
- if (se_cmd->transport_state & CMD_T_ABORTED) {
+ if (!se_cmd->se_tfo)
+ continue;
+
+ spin_lock_irq(&se_cmd->t_state_lock);
+ if (se_cmd->transport_state & CMD_T_ABORTED) {
+ if (!(se_cmd->transport_state & CMD_T_TAS))
/*
* LIO's abort path owns the cleanup for this,
* so put it back on the list and let
@@ -4096,11 +4099,10 @@ static void iscsit_release_commands_from_conn(struct iscsi_conn *conn)
*/
list_move_tail(&cmd->i_conn_node,
&conn->conn_cmd_list);
- } else {
- se_cmd->transport_state |= CMD_T_FABRIC_STOP;
- }
- spin_unlock_irq(&se_cmd->t_state_lock);
+ } else {
+ se_cmd->transport_state |= CMD_T_FABRIC_STOP;
}
+ spin_unlock_irq(&se_cmd->t_state_lock);
}
spin_unlock_bh(&conn->cmd_lock);
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index fa866acef5bb..e18617371a9b 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -773,6 +773,7 @@ struct se_device *target_alloc_device(struct se_hba *hba, const char *name)
spin_lock_init(&dev->t10_alua.lba_map_lock);
INIT_WORK(&dev->delayed_cmd_work, target_do_delayed_work);
+ mutex_init(&dev->lun_reset_mutex);
dev->t10_wwn.t10_dev = dev;
/*
diff --git a/drivers/target/target_core_tmr.c b/drivers/target/target_core_tmr.c
index 2b95b4550a63..4718db628222 100644
--- a/drivers/target/target_core_tmr.c
+++ b/drivers/target/target_core_tmr.c
@@ -188,14 +188,23 @@ static void core_tmr_drain_tmr_list(
* LUN_RESET tmr..
*/
spin_lock_irqsave(&dev->se_tmr_lock, flags);
- if (tmr)
- list_del_init(&tmr->tmr_list);
list_for_each_entry_safe(tmr_p, tmr_pp, &dev->dev_tmr_list, tmr_list) {
+ if (tmr_p == tmr)
+ continue;
+
cmd = tmr_p->task_cmd;
if (!cmd) {
pr_err("Unable to locate struct se_cmd for TMR\n");
continue;
}
+
+ /*
+ * We only execute one LUN_RESET at a time so we can't wait
+ * on them below.
+ */
+ if (tmr_p->function == TMR_LUN_RESET)
+ continue;
+
/*
* If this function was called with a valid pr_res_key
* parameter (eg: for PROUT PREEMPT_AND_ABORT service action
@@ -379,14 +388,25 @@ int core_tmr_lun_reset(
tmr_nacl->initiatorname);
}
}
+
+
+ /*
+ * We only allow one reset or preempt and abort to execute at a time
+ * to prevent one call from claiming all the cmds causing a second
+ * call from returning while cmds it should have waited on are still
+ * running.
+ */
+ mutex_lock(&dev->lun_reset_mutex);
+
pr_debug("LUN_RESET: %s starting for [%s], tas: %d\n",
(preempt_and_abort_list) ? "Preempt" : "TMR",
dev->transport->name, tas);
-
core_tmr_drain_tmr_list(dev, tmr, preempt_and_abort_list);
core_tmr_drain_state_list(dev, prout_cmd, tmr_sess, tas,
preempt_and_abort_list);
+ mutex_unlock(&dev->lun_reset_mutex);
+
/*
* Clear any legacy SPC-2 reservation when called during
* LOGICAL UNIT RESET
diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c
index ede94eadddda..9c857fb5d968 100644
--- a/drivers/thermal/mtk_thermal.c
+++ b/drivers/thermal/mtk_thermal.c
@@ -1028,7 +1028,12 @@ static int mtk_thermal_probe(struct platform_device *pdev)
return -ENODEV;
}
- auxadc_base = of_iomap(auxadc, 0);
+ auxadc_base = devm_of_iomap(&pdev->dev, auxadc, 0, NULL);
+ if (IS_ERR(auxadc_base)) {
+ of_node_put(auxadc);
+ return PTR_ERR(auxadc_base);
+ }
+
auxadc_phys_base = of_get_phys_base(auxadc);
of_node_put(auxadc);
@@ -1044,7 +1049,12 @@ static int mtk_thermal_probe(struct platform_device *pdev)
return -ENODEV;
}
- apmixed_base = of_iomap(apmixedsys, 0);
+ apmixed_base = devm_of_iomap(&pdev->dev, apmixedsys, 0, NULL);
+ if (IS_ERR(apmixed_base)) {
+ of_node_put(apmixedsys);
+ return PTR_ERR(apmixed_base);
+ }
+
apmixed_phys_base = of_get_phys_base(apmixedsys);
of_node_put(apmixedsys);
diff --git a/drivers/tty/serial/8250/8250_bcm7271.c b/drivers/tty/serial/8250/8250_bcm7271.c
index 60b3ac1a0317..87ff28a3a94c 100644
--- a/drivers/tty/serial/8250/8250_bcm7271.c
+++ b/drivers/tty/serial/8250/8250_bcm7271.c
@@ -1018,14 +1018,16 @@ static int brcmuart_probe(struct platform_device *pdev)
/* See if a Baud clock has been specified */
baud_mux_clk = of_clk_get_by_name(np, "sw_baud");
if (IS_ERR(baud_mux_clk)) {
- if (PTR_ERR(baud_mux_clk) == -EPROBE_DEFER)
- return -EPROBE_DEFER;
+ if (PTR_ERR(baud_mux_clk) == -EPROBE_DEFER) {
+ ret = -EPROBE_DEFER;
+ goto release_dma;
+ }
dev_dbg(dev, "BAUD MUX clock not specified\n");
} else {
dev_dbg(dev, "BAUD MUX clock found\n");
ret = clk_prepare_enable(baud_mux_clk);
if (ret)
- return ret;
+ goto release_dma;
priv->baud_mux_clk = baud_mux_clk;
init_real_clk_rates(dev, priv);
clk_rate = priv->default_mux_rate;
@@ -1033,7 +1035,8 @@ static int brcmuart_probe(struct platform_device *pdev)
if (clk_rate == 0) {
dev_err(dev, "clock-frequency or clk not defined\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto release_dma;
}
dev_dbg(dev, "DMA is %senabled\n", priv->dma_enabled ? "" : "not ");
@@ -1120,7 +1123,9 @@ static int brcmuart_probe(struct platform_device *pdev)
serial8250_unregister_port(priv->line);
err:
brcmuart_free_bufs(dev, priv);
- brcmuart_arbitration(priv, 0);
+release_dma:
+ if (priv->dma_enabled)
+ brcmuart_arbitration(priv, 0);
return ret;
}
@@ -1132,7 +1137,8 @@ static int brcmuart_remove(struct platform_device *pdev)
hrtimer_cancel(&priv->hrt);
serial8250_unregister_port(priv->line);
brcmuart_free_bufs(&pdev->dev, priv);
- brcmuart_arbitration(priv, 0);
+ if (priv->dma_enabled)
+ brcmuart_arbitration(priv, 0);
return 0;
}
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index 691e7a07565c..5939f510cb0c 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -15,6 +15,7 @@
#include <linux/moduleparam.h>
#include <linux/ioport.h>
#include <linux/init.h>
+#include <linux/irq.h>
#include <linux/console.h>
#include <linux/gpio/consumer.h>
#include <linux/sysrq.h>
@@ -1904,6 +1905,7 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
{
unsigned char status;
struct uart_8250_port *up = up_to_u8250p(port);
+ struct tty_port *tport = &port->state->port;
bool skip_rx = false;
unsigned long flags;
@@ -1928,6 +1930,8 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
skip_rx = true;
if (status & (UART_LSR_DR | UART_LSR_BI) && !skip_rx) {
+ if (irqd_is_wakeup_set(irq_get_irq_data(port->irq)))
+ pm_wakeup_event(tport->tty->dev, 0);
if (!up->dma || handle_rx_dma(up, iir))
status = serial8250_rx_chars(up, status);
}
diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c
index 5cabc3c85eb1..00a941db8dcb 100644
--- a/drivers/tty/serial/fsl_lpuart.c
+++ b/drivers/tty/serial/fsl_lpuart.c
@@ -1250,7 +1250,7 @@ static inline int lpuart_start_rx_dma(struct lpuart_port *sport)
* 10ms at any baud rate.
*/
sport->rx_dma_rng_buf_len = (DMA_RX_TIMEOUT * baud / bits / 1000) * 2;
- sport->rx_dma_rng_buf_len = (1 << (fls(sport->rx_dma_rng_buf_len) - 1));
+ sport->rx_dma_rng_buf_len = (1 << fls(sport->rx_dma_rng_buf_len));
if (sport->rx_dma_rng_buf_len < 16)
sport->rx_dma_rng_buf_len = 16;
diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c
index 5c60960e185d..3b7d4481edbe 100644
--- a/drivers/tty/serial/stm32-usart.c
+++ b/drivers/tty/serial/stm32-usart.c
@@ -264,19 +264,22 @@ static unsigned long stm32_usart_get_char(struct uart_port *port, u32 *sr,
return c;
}
-static void stm32_usart_receive_chars(struct uart_port *port, bool threaded)
+static void stm32_usart_receive_chars(struct uart_port *port, bool irqflag)
{
struct tty_port *tport = &port->state->port;
struct stm32_port *stm32_port = to_stm32_port(port);
const struct stm32_usart_offsets *ofs = &stm32_port->info->ofs;
- unsigned long c;
+ unsigned long c, flags;
u32 sr;
char flag;
- spin_lock(&port->lock);
+ if (irqflag)
+ spin_lock_irqsave(&port->lock, flags);
+ else
+ spin_lock(&port->lock);
while (stm32_usart_pending_rx(port, &sr, &stm32_port->last_res,
- threaded)) {
+ irqflag)) {
sr |= USART_SR_DUMMY_RX;
flag = TTY_NORMAL;
@@ -330,7 +333,10 @@ static void stm32_usart_receive_chars(struct uart_port *port, bool threaded)
uart_insert_char(port, sr, USART_SR_ORE, c, flag);
}
- uart_unlock_and_check_sysrq(port);
+ if (irqflag)
+ uart_unlock_and_check_sysrq_irqrestore(port, irqflag);
+ else
+ uart_unlock_and_check_sysrq(port);
tty_flip_buffer_push(tport);
}
@@ -496,8 +502,9 @@ static void stm32_usart_transmit_chars(struct uart_port *port)
int ret;
if (!stm32_port->hw_flow_control &&
- port->rs485.flags & SER_RS485_ENABLED) {
- stm32_port->txdone = false;
+ port->rs485.flags & SER_RS485_ENABLED &&
+ (port->x_char ||
+ !(uart_circ_empty(xmit) || uart_tx_stopped(port)))) {
stm32_usart_tc_interrupt_disable(port);
stm32_usart_rs485_rts_enable(port);
}
@@ -599,10 +606,9 @@ static irqreturn_t stm32_usart_interrupt(int irq, void *ptr)
static irqreturn_t stm32_usart_threaded_interrupt(int irq, void *ptr)
{
struct uart_port *port = ptr;
- struct stm32_port *stm32_port = to_stm32_port(port);
- if (stm32_port->rx_ch)
- stm32_usart_receive_chars(port, true);
+ /* Receiver timeout irq for DMA RX */
+ stm32_usart_receive_chars(port, false);
return IRQ_HANDLED;
}
diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
index 6b445ece8339..4ffed77f8001 100644
--- a/drivers/tty/sysrq.c
+++ b/drivers/tty/sysrq.c
@@ -301,7 +301,7 @@ static const struct sysrq_key_op sysrq_showregs_op = {
static void sysrq_handle_showstate(int key)
{
show_state();
- show_workqueue_state();
+ show_all_workqueues();
}
static const struct sysrq_key_op sysrq_showstate_op = {
.handler = sysrq_handle_showstate,
diff --git a/drivers/tty/tty.h b/drivers/tty/tty.h
index f310a8274df1..72b88aafd536 100644
--- a/drivers/tty/tty.h
+++ b/drivers/tty/tty.h
@@ -62,6 +62,8 @@ int __tty_check_change(struct tty_struct *tty, int sig);
int tty_check_change(struct tty_struct *tty);
void __stop_tty(struct tty_struct *tty);
void __start_tty(struct tty_struct *tty);
+void tty_write_unlock(struct tty_struct *tty);
+int tty_write_lock(struct tty_struct *tty, int ndelay);
void tty_vhangup_session(struct tty_struct *tty);
void tty_open_proc_set_tty(struct file *filp, struct tty_struct *tty);
int tty_signal_session_leader(struct tty_struct *tty, int exit_session);
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 64dd6439d179..3d540dff42ef 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -950,13 +950,13 @@ static ssize_t tty_read(struct kiocb *iocb, struct iov_iter *to)
return i;
}
-static void tty_write_unlock(struct tty_struct *tty)
+void tty_write_unlock(struct tty_struct *tty)
{
mutex_unlock(&tty->atomic_write_lock);
wake_up_interruptible_poll(&tty->write_wait, EPOLLOUT);
}
-static int tty_write_lock(struct tty_struct *tty, int ndelay)
+int tty_write_lock(struct tty_struct *tty, int ndelay)
{
if (!mutex_trylock(&tty->atomic_write_lock)) {
if (ndelay)
diff --git a/drivers/tty/tty_ioctl.c b/drivers/tty/tty_ioctl.c
index 507a25d692bb..1736130f9c39 100644
--- a/drivers/tty/tty_ioctl.c
+++ b/drivers/tty/tty_ioctl.c
@@ -421,21 +421,42 @@ static int set_termios(struct tty_struct *tty, void __user *arg, int opt)
tmp_termios.c_ispeed = tty_termios_input_baud_rate(&tmp_termios);
tmp_termios.c_ospeed = tty_termios_baud_rate(&tmp_termios);
- ld = tty_ldisc_ref(tty);
+ if (opt & (TERMIOS_FLUSH|TERMIOS_WAIT)) {
+retry_write_wait:
+ retval = wait_event_interruptible(tty->write_wait, !tty_chars_in_buffer(tty));
+ if (retval < 0)
+ return retval;
- if (ld != NULL) {
- if ((opt & TERMIOS_FLUSH) && ld->ops->flush_buffer)
- ld->ops->flush_buffer(tty);
- tty_ldisc_deref(ld);
- }
+ if (tty_write_lock(tty, 0) < 0)
+ goto retry_write_wait;
- if (opt & TERMIOS_WAIT) {
- tty_wait_until_sent(tty, 0);
- if (signal_pending(current))
- return -ERESTARTSYS;
- }
+ /* Racing writer? */
+ if (tty_chars_in_buffer(tty)) {
+ tty_write_unlock(tty);
+ goto retry_write_wait;
+ }
- tty_set_termios(tty, &tmp_termios);
+ ld = tty_ldisc_ref(tty);
+ if (ld != NULL) {
+ if ((opt & TERMIOS_FLUSH) && ld->ops->flush_buffer)
+ ld->ops->flush_buffer(tty);
+ tty_ldisc_deref(ld);
+ }
+
+ if ((opt & TERMIOS_WAIT) && tty->ops->wait_until_sent) {
+ tty->ops->wait_until_sent(tty, 0);
+ if (signal_pending(current)) {
+ tty_write_unlock(tty);
+ return -ERESTARTSYS;
+ }
+ }
+
+ tty_set_termios(tty, &tmp_termios);
+
+ tty_write_unlock(tty);
+ } else {
+ tty_set_termios(tty, &tmp_termios);
+ }
/* FIXME: Arguably if tmp_termios == tty->termios AND the
actual requested termios was not tmp_termios then we may
diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
index a9869975ce32..0e8f4aa031f8 100644
--- a/drivers/usb/chipidea/core.c
+++ b/drivers/usb/chipidea/core.c
@@ -1098,7 +1098,7 @@ static int ci_hdrc_probe(struct platform_device *pdev)
ret = ci_usb_phy_init(ci);
if (ret) {
dev_err(dev, "unable to init phy: %d\n", ret);
- return ret;
+ goto ulpi_exit;
}
ci->hw_bank.phys = res->start;
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 7258e640e9ee..9dbea2148362 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1642,13 +1642,11 @@ static int dwc3_probe(struct platform_device *pdev)
spin_lock_init(&dwc->lock);
mutex_init(&dwc->mutex);
+ pm_runtime_get_noresume(dev);
pm_runtime_set_active(dev);
pm_runtime_use_autosuspend(dev);
pm_runtime_set_autosuspend_delay(dev, DWC3_DEFAULT_AUTOSUSPEND_DELAY);
pm_runtime_enable(dev);
- ret = pm_runtime_get_sync(dev);
- if (ret < 0)
- goto err1;
pm_runtime_forbid(dev);
@@ -1707,12 +1705,10 @@ static int dwc3_probe(struct platform_device *pdev)
dwc3_free_event_buffers(dwc);
err2:
- pm_runtime_allow(&pdev->dev);
-
-err1:
- pm_runtime_put_sync(&pdev->dev);
- pm_runtime_disable(&pdev->dev);
-
+ pm_runtime_allow(dev);
+ pm_runtime_disable(dev);
+ pm_runtime_set_suspended(dev);
+ pm_runtime_put_noidle(dev);
disable_clks:
clk_bulk_disable_unprepare(dwc->num_clks, dwc->clks);
assert_reset:
@@ -1736,6 +1732,7 @@ static int dwc3_remove(struct platform_device *pdev)
dwc3_core_exit(dwc);
dwc3_ulpi_exit(dwc);
+ pm_runtime_allow(&pdev->dev);
pm_runtime_disable(&pdev->dev);
pm_runtime_put_noidle(&pdev->dev);
pm_runtime_set_suspended(&pdev->dev);
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index eaf64f33fe07..7ff77a0de515 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -4092,15 +4092,8 @@ static void dwc3_gadget_interrupt(struct dwc3 *dwc,
break;
case DWC3_DEVICE_EVENT_SUSPEND:
/* It changed to be suspend event for version 2.30a and above */
- if (!DWC3_VER_IS_PRIOR(DWC3, 230A)) {
- /*
- * Ignore suspend event until the gadget enters into
- * USB_STATE_CONFIGURED state.
- */
- if (dwc->gadget->state >= USB_STATE_CONFIGURED)
- dwc3_gadget_suspend_interrupt(dwc,
- event->event_info);
- }
+ if (!DWC3_VER_IS_PRIOR(DWC3, 230A))
+ dwc3_gadget_suspend_interrupt(dwc, event->event_info);
break;
case DWC3_DEVICE_EVENT_SOF:
case DWC3_DEVICE_EVENT_ERRATIC_ERROR:
diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index 601829a6b4ba..a10f41c4a3f2 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -2568,6 +2568,7 @@ static int renesas_usb3_remove(struct platform_device *pdev)
debugfs_remove_recursive(usb3->dentry);
device_remove_file(&pdev->dev, &dev_attr_role);
+ cancel_work_sync(&usb3->role_work);
usb_role_switch_unregister(usb3->role_sw);
usb_del_gadget_udc(&usb3->gadget);
diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c
index cb4ddfa52cb0..1cb4258077bd 100644
--- a/drivers/usb/gadget/udc/tegra-xudc.c
+++ b/drivers/usb/gadget/udc/tegra-xudc.c
@@ -2154,7 +2154,7 @@ static int tegra_xudc_gadget_vbus_draw(struct usb_gadget *gadget,
dev_dbg(xudc->dev, "%s: %u mA\n", __func__, m_a);
- if (xudc->curr_usbphy->chg_type == SDP_TYPE)
+ if (xudc->curr_usbphy && xudc->curr_usbphy->chg_type == SDP_TYPE)
ret = usb_phy_set_power(xudc->curr_usbphy, m_a);
return ret;
diff --git a/drivers/usb/host/xhci-debugfs.c b/drivers/usb/host/xhci-debugfs.c
index dc832ddf7033..bd40caeeb21c 100644
--- a/drivers/usb/host/xhci-debugfs.c
+++ b/drivers/usb/host/xhci-debugfs.c
@@ -133,6 +133,7 @@ static void xhci_debugfs_regset(struct xhci_hcd *xhci, u32 base,
regset->regs = regs;
regset->nregs = nregs;
regset->base = hcd->regs + base;
+ regset->dev = hcd->self.controller;
debugfs_create_regset32((const char *)rgs->name, 0444, parent, regset);
}
diff --git a/drivers/usb/host/xhci-rcar.c b/drivers/usb/host/xhci-rcar.c
index 9888ba7d85b6..cfafa1c50ade 100644
--- a/drivers/usb/host/xhci-rcar.c
+++ b/drivers/usb/host/xhci-rcar.c
@@ -75,7 +75,6 @@ MODULE_FIRMWARE(XHCI_RCAR_FIRMWARE_NAME_V3);
/* For soc_device_attribute */
#define RCAR_XHCI_FIRMWARE_V2 BIT(0) /* FIRMWARE V2 */
-#define RCAR_XHCI_FIRMWARE_V3 BIT(1) /* FIRMWARE V3 */
static const struct soc_device_attribute rcar_quirks_match[] = {
{
@@ -147,8 +146,6 @@ static int xhci_rcar_download_firmware(struct usb_hcd *hcd)
if (quirks & RCAR_XHCI_FIRMWARE_V2)
firmware_name = XHCI_RCAR_FIRMWARE_NAME_V2;
- else if (quirks & RCAR_XHCI_FIRMWARE_V3)
- firmware_name = XHCI_RCAR_FIRMWARE_NAME_V3;
else
firmware_name = priv->firmware_name;
diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c
index 2ea3157ddb6e..e65586147965 100644
--- a/drivers/usb/mtu3/mtu3_qmu.c
+++ b/drivers/usb/mtu3/mtu3_qmu.c
@@ -210,6 +210,7 @@ static struct qmu_gpd *advance_enq_gpd(struct mtu3_gpd_ring *ring)
return ring->enqueue;
}
+/* @dequeue may be NULL if ring is unallocated or freed */
static struct qmu_gpd *advance_deq_gpd(struct mtu3_gpd_ring *ring)
{
if (ring->dequeue < ring->end)
@@ -484,7 +485,7 @@ static void qmu_done_tx(struct mtu3 *mtu, u8 epnum)
dev_dbg(mtu->dev, "%s EP%d, last=%p, current=%p, enq=%p\n",
__func__, epnum, gpd, gpd_current, ring->enqueue);
- while (gpd != gpd_current && !GET_GPD_HWO(gpd)) {
+ while (gpd && gpd != gpd_current && !GET_GPD_HWO(gpd)) {
mreq = next_request(mep);
@@ -523,7 +524,7 @@ static void qmu_done_rx(struct mtu3 *mtu, u8 epnum)
dev_dbg(mtu->dev, "%s EP%d, last=%p, current=%p, enq=%p\n",
__func__, epnum, gpd, gpd_current, ring->enqueue);
- while (gpd != gpd_current && !GET_GPD_HWO(gpd)) {
+ while (gpd && gpd != gpd_current && !GET_GPD_HWO(gpd)) {
mreq = next_request(mep);
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index 603a6f4345ef..800df63c5869 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -809,6 +809,14 @@ static void virtqueue_disable_cb_split(struct virtqueue *_vq)
if (!(vq->split.avail_flags_shadow & VRING_AVAIL_F_NO_INTERRUPT)) {
vq->split.avail_flags_shadow |= VRING_AVAIL_F_NO_INTERRUPT;
+
+ /*
+ * If device triggered an event already it won't trigger one again:
+ * no need to disable.
+ */
+ if (vq->event_triggered)
+ return;
+
if (vq->event)
/* TODO: this is a hack. Figure out a cleaner value to write. */
vring_used_event(&vq->split.vring) = 0x0;
@@ -1500,6 +1508,14 @@ static void virtqueue_disable_cb_packed(struct virtqueue *_vq)
if (vq->packed.event_flags_shadow != VRING_PACKED_EVENT_FLAG_DISABLE) {
vq->packed.event_flags_shadow = VRING_PACKED_EVENT_FLAG_DISABLE;
+
+ /*
+ * If device triggered an event already it won't trigger one again:
+ * no need to disable.
+ */
+ if (vq->event_triggered)
+ return;
+
vq->packed.vring.driver->flags =
cpu_to_le16(vq->packed.event_flags_shadow);
}
@@ -2019,12 +2035,6 @@ void virtqueue_disable_cb(struct virtqueue *_vq)
{
struct vring_virtqueue *vq = to_vvq(_vq);
- /* If device triggered an event already it won't trigger one again:
- * no need to disable.
- */
- if (vq->event_triggered)
- return;
-
if (vq->packed_ring)
virtqueue_disable_cb_packed(_vq);
else
diff --git a/drivers/xen/pcpu.c b/drivers/xen/pcpu.c
index fd3a644b0855..b3e3d1bb37f3 100644
--- a/drivers/xen/pcpu.c
+++ b/drivers/xen/pcpu.c
@@ -58,6 +58,7 @@ struct pcpu {
struct list_head list;
struct device dev;
uint32_t cpu_id;
+ uint32_t acpi_id;
uint32_t flags;
};
@@ -249,6 +250,7 @@ static struct pcpu *create_and_register_pcpu(struct xenpf_pcpuinfo *info)
INIT_LIST_HEAD(&pcpu->list);
pcpu->cpu_id = info->xen_cpuid;
+ pcpu->acpi_id = info->acpi_id;
pcpu->flags = info->flags;
/* Need hold on xen_pcpu_lock before pcpu list manipulations */
@@ -381,3 +383,21 @@ static int __init xen_pcpu_init(void)
return ret;
}
arch_initcall(xen_pcpu_init);
+
+#ifdef CONFIG_ACPI
+bool __init xen_processor_present(uint32_t acpi_id)
+{
+ const struct pcpu *pcpu;
+ bool online = false;
+
+ mutex_lock(&xen_pcpu_lock);
+ list_for_each_entry(pcpu, &xen_pcpus, list)
+ if (pcpu->acpi_id == acpi_id) {
+ online = pcpu->flags & XEN_PCPU_FLAGS_ONLINE;
+ break;
+ }
+ mutex_unlock(&xen_pcpu_lock);
+
+ return online;
+}
+#endif
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 785bacb972da..91b1f8cabd58 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -219,6 +219,7 @@ static void afs_apply_status(struct afs_operation *op,
set_bit(AFS_VNODE_ZAP_DATA, &vnode->flags);
}
change_size = true;
+ data_changed = true;
} else if (vnode->status.type == AFS_FTYPE_DIR) {
/* Expected directory change is handled elsewhere so
* that we can locally edit the directory and save on a
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index f4173294f60e..c9b3d99171b2 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -3715,6 +3715,11 @@ static long btrfs_ioctl_scrub(struct file *file, void __user *arg)
if (IS_ERR(sa))
return PTR_ERR(sa);
+ if (sa->flags & ~BTRFS_SCRUB_SUPPORTED_FLAGS) {
+ ret = -EOPNOTSUPP;
+ goto out;
+ }
+
if (!(sa->flags & BTRFS_SCRUB_READONLY)) {
ret = mnt_want_write_file(file);
if (ret)
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index b3cf9ab50139..ebf2877dbe76 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -4870,6 +4870,8 @@ void cifs_oplock_break(struct work_struct *work)
struct TCP_Server_Info *server = tcon->ses->server;
int rc = 0;
bool purge_cache = false;
+ struct cifs_deferred_close *dclose;
+ bool is_deferred = false;
wait_on_bit(&cinode->flags, CIFS_INODE_PENDING_WRITERS,
TASK_UNINTERRUPTIBLE);
@@ -4905,6 +4907,20 @@ void cifs_oplock_break(struct work_struct *work)
cifs_dbg(VFS, "Push locks rc = %d\n", rc);
oplock_break_ack:
+ /*
+ * When oplock break is received and there are no active
+ * file handles but cached, then schedule deferred close immediately.
+ * So, new open will not use cached handle.
+ */
+ spin_lock(&CIFS_I(inode)->deferred_lock);
+ is_deferred = cifs_is_deferred_close(cfile, &dclose);
+ spin_unlock(&CIFS_I(inode)->deferred_lock);
+
+ if (!CIFS_CACHE_HANDLE(cinode) && is_deferred &&
+ cfile->deferred_close_scheduled && delayed_work_pending(&cfile->deferred)) {
+ cifs_close_deferred_file(cinode);
+ }
+
/*
* releasing stale oplock after recent reconnect of smb session using
* a now incorrect file handle is not a data integrity issue but do
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index 300f5f382e43..5e4dab5dfb7a 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -733,7 +733,9 @@ cifs_close_deferred_file(struct cifsInodeInfo *cifs_inode)
list_for_each_entry(cfile, &cifs_inode->openFileList, flist) {
if (delayed_work_pending(&cfile->deferred)) {
if (cancel_delayed_work(&cfile->deferred)) {
+ spin_lock(&cifs_inode->deferred_lock);
cifs_del_deferred_close(cfile);
+ spin_unlock(&cifs_inode->deferred_lock);
tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC);
if (tmp_list == NULL)
@@ -746,7 +748,7 @@ cifs_close_deferred_file(struct cifsInodeInfo *cifs_inode)
spin_unlock(&cifs_inode->open_file_lock);
list_for_each_entry_safe(tmp_list, tmp_next_list, &file_head, list) {
- _cifsFileInfo_put(tmp_list->cfile, true, false);
+ _cifsFileInfo_put(tmp_list->cfile, false, false);
list_del(&tmp_list->list);
kfree(tmp_list);
}
@@ -766,7 +768,9 @@ cifs_close_all_deferred_files(struct cifs_tcon *tcon)
cfile = list_entry(tmp, struct cifsFileInfo, tlist);
if (delayed_work_pending(&cfile->deferred)) {
if (cancel_delayed_work(&cfile->deferred)) {
+ spin_lock(&CIFS_I(d_inode(cfile->dentry))->deferred_lock);
cifs_del_deferred_close(cfile);
+ spin_unlock(&CIFS_I(d_inode(cfile->dentry))->deferred_lock);
tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC);
if (tmp_list == NULL)
@@ -803,7 +807,9 @@ cifs_close_deferred_file_under_dentry(struct cifs_tcon *tcon, const char *path)
if (strstr(full_path, path)) {
if (delayed_work_pending(&cfile->deferred)) {
if (cancel_delayed_work(&cfile->deferred)) {
+ spin_lock(&CIFS_I(d_inode(cfile->dentry))->deferred_lock);
cifs_del_deferred_close(cfile);
+ spin_unlock(&CIFS_I(d_inode(cfile->dentry))->deferred_lock);
tmp_list = kmalloc(sizeof(struct file_list), GFP_ATOMIC);
if (tmp_list == NULL)
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index b77acf09726c..beadb06d8feb 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -226,7 +226,7 @@ struct erofs_inode {
unsigned char datalayout;
unsigned char inode_isize;
- unsigned short xattr_isize;
+ unsigned int xattr_isize;
unsigned int xattr_shared_count;
unsigned int *xattr_shared_xattrs;
diff --git a/fs/erofs/zmap.c b/fs/erofs/zmap.c
index 73b86b5c1a75..2c8575a8f6da 100644
--- a/fs/erofs/zmap.c
+++ b/fs/erofs/zmap.c
@@ -191,6 +191,10 @@ static int legacy_load_cluster_from_disk(struct z_erofs_maprecorder *m,
case Z_EROFS_VLE_CLUSTER_TYPE_PLAIN:
case Z_EROFS_VLE_CLUSTER_TYPE_HEAD:
m->clusterofs = le16_to_cpu(di->di_clusterofs);
+ if (m->clusterofs >= 1 << vi->z_logical_clusterbits) {
+ DBG_BUGON(1);
+ return -EFSCORRUPTED;
+ }
m->pblk = le32_to_cpu(di->di_u.blkaddr);
break;
default:
diff --git a/fs/ext4/acl.c b/fs/ext4/acl.c
index 0613dfcbfd4a..5a35768d6149 100644
--- a/fs/ext4/acl.c
+++ b/fs/ext4/acl.c
@@ -246,7 +246,6 @@ ext4_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
handle = ext4_journal_start(inode, EXT4_HT_XATTR, credits);
if (IS_ERR(handle))
return PTR_ERR(handle);
- ext4_fc_start_update(inode);
if ((type == ACL_TYPE_ACCESS) && acl) {
error = posix_acl_update_mode(mnt_userns, inode, &mode, &acl);
@@ -264,7 +263,6 @@ ext4_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
}
out_stop:
ext4_journal_stop(handle);
- ext4_fc_stop_update(inode);
if (error == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries))
goto retry;
return error;
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index d3fae909fcbf..13497bd4e14b 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -4701,8 +4701,6 @@ long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
FALLOC_FL_INSERT_RANGE))
return -EOPNOTSUPP;
- ext4_fc_start_update(inode);
-
inode_lock(inode);
ret = ext4_convert_inline_data(inode);
inode_unlock(inode);
@@ -4772,7 +4770,6 @@ long ext4_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
inode_unlock(inode);
trace_ext4_fallocate_exit(inode, offset, max_blocks, ret);
exit:
- ext4_fc_stop_update(inode);
return ret;
}
@@ -5815,7 +5812,8 @@ int ext4_clu_mapped(struct inode *inode, ext4_lblk_t lclu)
* mapped - no physical clusters have been allocated, and the
* file has no extents
*/
- if (ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA))
+ if (ext4_test_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA) ||
+ ext4_has_inline_data(inode))
return 0;
/* search for the extent closest to the first block in the cluster */
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 45f6d75de660..4704fe627c4e 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -259,7 +259,6 @@ static ssize_t ext4_buffered_write_iter(struct kiocb *iocb,
if (iocb->ki_flags & IOCB_NOWAIT)
return -EOPNOTSUPP;
- ext4_fc_start_update(inode);
inode_lock(inode);
ret = ext4_write_checks(iocb, from);
if (ret <= 0)
@@ -271,7 +270,6 @@ static ssize_t ext4_buffered_write_iter(struct kiocb *iocb,
out:
inode_unlock(inode);
- ext4_fc_stop_update(inode);
if (likely(ret > 0)) {
iocb->ki_pos += ret;
ret = generic_write_sync(iocb, ret);
@@ -558,9 +556,7 @@ static ssize_t ext4_dio_write_iter(struct kiocb *iocb, struct iov_iter *from)
goto out;
}
- ext4_fc_start_update(inode);
ret = ext4_orphan_add(handle, inode);
- ext4_fc_stop_update(inode);
if (ret) {
ext4_journal_stop(handle);
goto out;
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index a39d5cca4121..20b446a23e23 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -3065,6 +3065,9 @@ static int ext4_da_write_end(struct file *file,
ext4_has_inline_data(inode))
return ext4_write_inline_data_end(inode, pos, len, copied, page);
+ if (unlikely(copied < len) && !PageUptodate(page))
+ copied = 0;
+
start = pos & (PAGE_SIZE - 1);
end = start + copied - 1;
@@ -5366,7 +5369,7 @@ int ext4_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
if (error)
return error;
}
- ext4_fc_start_update(inode);
+
if ((ia_valid & ATTR_UID && !uid_eq(attr->ia_uid, inode->i_uid)) ||
(ia_valid & ATTR_GID && !gid_eq(attr->ia_gid, inode->i_gid))) {
handle_t *handle;
@@ -5390,7 +5393,6 @@ int ext4_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
if (error) {
ext4_journal_stop(handle);
- ext4_fc_stop_update(inode);
return error;
}
/* Update corresponding info in inode so that everything is in
@@ -5402,7 +5404,6 @@ int ext4_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
error = ext4_mark_inode_dirty(handle, inode);
ext4_journal_stop(handle);
if (unlikely(error)) {
- ext4_fc_stop_update(inode);
return error;
}
}
@@ -5417,12 +5418,10 @@ int ext4_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
if (attr->ia_size > sbi->s_bitmap_maxbytes) {
- ext4_fc_stop_update(inode);
return -EFBIG;
}
}
if (!S_ISREG(inode->i_mode)) {
- ext4_fc_stop_update(inode);
return -EINVAL;
}
@@ -5548,7 +5547,6 @@ int ext4_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
ext4_std_error(inode->i_sb, error);
if (!error)
error = rc;
- ext4_fc_stop_update(inode);
return error;
}
diff --git a/fs/ext4/ioctl.c b/fs/ext4/ioctl.c
index 656c6ba66ca7..47ec00cfb445 100644
--- a/fs/ext4/ioctl.c
+++ b/fs/ext4/ioctl.c
@@ -744,7 +744,6 @@ int ext4_fileattr_set(struct user_namespace *mnt_userns,
u32 flags = fa->flags;
int err = -EOPNOTSUPP;
- ext4_fc_start_update(inode);
if (flags & ~EXT4_FL_USER_VISIBLE)
goto out;
@@ -765,7 +764,6 @@ int ext4_fileattr_set(struct user_namespace *mnt_userns,
goto out;
err = ext4_ioctl_setproject(inode, fa->fsx_projid);
out:
- ext4_fc_stop_update(inode);
return err;
}
@@ -1272,13 +1270,7 @@ static long __ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
long ext4_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
- long ret;
-
- ext4_fc_start_update(file_inode(filp));
- ret = __ext4_ioctl(filp, cmd, arg);
- ext4_fc_stop_update(file_inode(filp));
-
- return ret;
+ return __ext4_ioctl(filp, cmd, arg);
}
#ifdef CONFIG_COMPAT
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index 4fa62f98cb51..455fac164fda 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -1477,6 +1477,12 @@ static int f2fs_write_raw_pages(struct compress_ctx *cc,
if (!PageDirty(cc->rpages[i]))
goto continue_unlock;
+ if (PageWriteback(cc->rpages[i])) {
+ if (wbc->sync_mode == WB_SYNC_NONE)
+ goto continue_unlock;
+ f2fs_wait_on_page_writeback(cc->rpages[i], DATA, true, true);
+ }
+
if (!clear_page_dirty_for_io(cc->rpages[i]))
goto continue_unlock;
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 524d4b49a520..d38bffe28b03 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -808,6 +808,8 @@ void f2fs_submit_merged_ipu_write(struct f2fs_sb_info *sbi,
bool found = false;
struct bio *target = bio ? *bio : NULL;
+ f2fs_bug_on(sbi, !target && !page);
+
for (temp = HOT; temp < NR_TEMP_TYPE && !found; temp++) {
struct f2fs_bio_info *io = sbi->write_io[DATA] + temp;
struct list_head *head = &io->bio_list;
@@ -2867,7 +2869,8 @@ int f2fs_write_single_data_page(struct page *page, int *submitted,
if (unlikely(f2fs_cp_error(sbi))) {
f2fs_submit_merged_write(sbi, DATA);
- f2fs_submit_merged_ipu_write(sbi, bio, NULL);
+ if (bio && *bio)
+ f2fs_submit_merged_ipu_write(sbi, bio, NULL);
submitted = NULL;
}
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 80e4f9afe86f..7424470c68cb 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1211,7 +1211,6 @@ struct f2fs_dev_info {
#ifdef CONFIG_BLK_DEV_ZONED
unsigned int nr_blkz; /* Total number of zones */
unsigned long *blkz_seq; /* Bitmap indicating sequential zones */
- block_t *zone_capacity_blocks; /* Array of zone capacity in blks */
#endif
};
@@ -1632,6 +1631,7 @@ struct f2fs_sb_info {
unsigned int meta_ino_num; /* meta inode number*/
unsigned int log_blocks_per_seg; /* log2 blocks per segment */
unsigned int blocks_per_seg; /* blocks per segment */
+ unsigned int unusable_blocks_per_sec; /* unusable blocks per section */
unsigned int segs_per_sec; /* segments per section */
unsigned int secs_per_zone; /* sections per zone */
unsigned int total_sections; /* total section count */
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 3be34ea4e299..2c24162f72f0 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -2977,15 +2977,16 @@ int f2fs_transfer_project_quota(struct inode *inode, kprojid_t kprojid)
struct dquot *transfer_to[MAXQUOTAS] = {};
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct super_block *sb = sbi->sb;
- int err = 0;
+ int err;
transfer_to[PRJQUOTA] = dqget(sb, make_kqid_projid(kprojid));
- if (!IS_ERR(transfer_to[PRJQUOTA])) {
- err = __dquot_transfer(inode, transfer_to);
- if (err)
- set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
- dqput(transfer_to[PRJQUOTA]);
- }
+ if (IS_ERR(transfer_to[PRJQUOTA]))
+ return PTR_ERR(transfer_to[PRJQUOTA]);
+
+ err = __dquot_transfer(inode, transfer_to);
+ if (err)
+ set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
+ dqput(transfer_to[PRJQUOTA]);
return err;
}
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 58dd4de41986..79ad696cddec 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -5053,54 +5053,6 @@ int f2fs_check_write_pointer(struct f2fs_sb_info *sbi)
return 0;
}
-static bool is_conv_zone(struct f2fs_sb_info *sbi, unsigned int zone_idx,
- unsigned int dev_idx)
-{
- if (!bdev_is_zoned(FDEV(dev_idx).bdev))
- return true;
- return !test_bit(zone_idx, FDEV(dev_idx).blkz_seq);
-}
-
-/* Return the zone index in the given device */
-static unsigned int get_zone_idx(struct f2fs_sb_info *sbi, unsigned int secno,
- int dev_idx)
-{
- block_t sec_start_blkaddr = START_BLOCK(sbi, GET_SEG_FROM_SEC(sbi, secno));
-
- return (sec_start_blkaddr - FDEV(dev_idx).start_blk) >>
- sbi->log_blocks_per_blkz;
-}
-
-/*
- * Return the usable segments in a section based on the zone's
- * corresponding zone capacity. Zone is equal to a section.
- */
-static inline unsigned int f2fs_usable_zone_segs_in_sec(
- struct f2fs_sb_info *sbi, unsigned int segno)
-{
- unsigned int dev_idx, zone_idx, unusable_segs_in_sec;
-
- dev_idx = f2fs_target_device_index(sbi, START_BLOCK(sbi, segno));
- zone_idx = get_zone_idx(sbi, GET_SEC_FROM_SEG(sbi, segno), dev_idx);
-
- /* Conventional zone's capacity is always equal to zone size */
- if (is_conv_zone(sbi, zone_idx, dev_idx))
- return sbi->segs_per_sec;
-
- /*
- * If the zone_capacity_blocks array is NULL, then zone capacity
- * is equal to the zone size for all zones
- */
- if (!FDEV(dev_idx).zone_capacity_blocks)
- return sbi->segs_per_sec;
-
- /* Get the segment count beyond zone capacity block */
- unusable_segs_in_sec = (sbi->blocks_per_blkz -
- FDEV(dev_idx).zone_capacity_blocks[zone_idx]) >>
- sbi->log_blocks_per_seg;
- return sbi->segs_per_sec - unusable_segs_in_sec;
-}
-
/*
* Return the number of usable blocks in a segment. The number of blocks
* returned is always equal to the number of blocks in a segment for
@@ -5113,26 +5065,15 @@ static inline unsigned int f2fs_usable_zone_blks_in_seg(
struct f2fs_sb_info *sbi, unsigned int segno)
{
block_t seg_start, sec_start_blkaddr, sec_cap_blkaddr;
- unsigned int zone_idx, dev_idx, secno;
-
- secno = GET_SEC_FROM_SEG(sbi, segno);
- seg_start = START_BLOCK(sbi, segno);
- dev_idx = f2fs_target_device_index(sbi, seg_start);
- zone_idx = get_zone_idx(sbi, secno, dev_idx);
-
- /*
- * Conventional zone's capacity is always equal to zone size,
- * so, blocks per segment is unchanged.
- */
- if (is_conv_zone(sbi, zone_idx, dev_idx))
- return sbi->blocks_per_seg;
+ unsigned int secno;
- if (!FDEV(dev_idx).zone_capacity_blocks)
+ if (!sbi->unusable_blocks_per_sec)
return sbi->blocks_per_seg;
+ secno = GET_SEC_FROM_SEG(sbi, segno);
+ seg_start = START_BLOCK(sbi, segno);
sec_start_blkaddr = START_BLOCK(sbi, GET_SEG_FROM_SEC(sbi, secno));
- sec_cap_blkaddr = sec_start_blkaddr +
- FDEV(dev_idx).zone_capacity_blocks[zone_idx];
+ sec_cap_blkaddr = sec_start_blkaddr + CAP_BLKS_PER_SEC(sbi);
/*
* If segment starts before zone capacity and spans beyond
@@ -5164,11 +5105,6 @@ static inline unsigned int f2fs_usable_zone_blks_in_seg(struct f2fs_sb_info *sbi
return 0;
}
-static inline unsigned int f2fs_usable_zone_segs_in_sec(struct f2fs_sb_info *sbi,
- unsigned int segno)
-{
- return 0;
-}
#endif
unsigned int f2fs_usable_blks_in_seg(struct f2fs_sb_info *sbi,
unsigned int segno)
@@ -5183,7 +5119,7 @@ unsigned int f2fs_usable_segs_in_sec(struct f2fs_sb_info *sbi,
unsigned int segno)
{
if (f2fs_sb_has_blkzoned(sbi))
- return f2fs_usable_zone_segs_in_sec(sbi, segno);
+ return CAP_SEGS_PER_SEC(sbi);
return sbi->segs_per_sec;
}
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
index 957edb6d70d7..04f448ddf49e 100644
--- a/fs/f2fs/segment.h
+++ b/fs/f2fs/segment.h
@@ -101,6 +101,12 @@ static inline void sanity_check_seg_type(struct f2fs_sb_info *sbi,
GET_SEGNO_FROM_SEG0(sbi, blk_addr)))
#define BLKS_PER_SEC(sbi) \
((sbi)->segs_per_sec * (sbi)->blocks_per_seg)
+#define CAP_BLKS_PER_SEC(sbi) \
+ ((sbi)->segs_per_sec * (sbi)->blocks_per_seg - \
+ (sbi)->unusable_blocks_per_sec)
+#define CAP_SEGS_PER_SEC(sbi) \
+ ((sbi)->segs_per_sec - ((sbi)->unusable_blocks_per_sec >>\
+ (sbi)->log_blocks_per_seg))
#define GET_SEC_FROM_SEG(sbi, segno) \
(((segno) == -1) ? -1: (segno) / (sbi)->segs_per_sec)
#define GET_SEG_FROM_SEC(sbi, secno) \
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index ae72211e422e..4cc9b948139a 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1515,7 +1515,6 @@ static void destroy_device_list(struct f2fs_sb_info *sbi)
blkdev_put(FDEV(i).bdev, FMODE_EXCL);
#ifdef CONFIG_BLK_DEV_ZONED
kvfree(FDEV(i).blkz_seq);
- kfree(FDEV(i).zone_capacity_blocks);
#endif
}
kvfree(sbi->devs);
@@ -3631,24 +3630,29 @@ static int init_percpu_info(struct f2fs_sb_info *sbi)
#ifdef CONFIG_BLK_DEV_ZONED
struct f2fs_report_zones_args {
+ struct f2fs_sb_info *sbi;
struct f2fs_dev_info *dev;
- bool zone_cap_mismatch;
};
static int f2fs_report_zone_cb(struct blk_zone *zone, unsigned int idx,
void *data)
{
struct f2fs_report_zones_args *rz_args = data;
+ block_t unusable_blocks = (zone->len - zone->capacity) >>
+ F2FS_LOG_SECTORS_PER_BLOCK;
if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL)
return 0;
set_bit(idx, rz_args->dev->blkz_seq);
- rz_args->dev->zone_capacity_blocks[idx] = zone->capacity >>
- F2FS_LOG_SECTORS_PER_BLOCK;
- if (zone->len != zone->capacity && !rz_args->zone_cap_mismatch)
- rz_args->zone_cap_mismatch = true;
-
+ if (!rz_args->sbi->unusable_blocks_per_sec) {
+ rz_args->sbi->unusable_blocks_per_sec = unusable_blocks;
+ return 0;
+ }
+ if (rz_args->sbi->unusable_blocks_per_sec != unusable_blocks) {
+ f2fs_err(rz_args->sbi, "F2FS supports single zone capacity\n");
+ return -EINVAL;
+ }
return 0;
}
@@ -3682,26 +3686,13 @@ static int init_blkz_info(struct f2fs_sb_info *sbi, int devi)
if (!FDEV(devi).blkz_seq)
return -ENOMEM;
- /* Get block zones type and zone-capacity */
- FDEV(devi).zone_capacity_blocks = f2fs_kzalloc(sbi,
- FDEV(devi).nr_blkz * sizeof(block_t),
- GFP_KERNEL);
- if (!FDEV(devi).zone_capacity_blocks)
- return -ENOMEM;
-
+ rep_zone_arg.sbi = sbi;
rep_zone_arg.dev = &FDEV(devi);
- rep_zone_arg.zone_cap_mismatch = false;
ret = blkdev_report_zones(bdev, 0, BLK_ALL_ZONES, f2fs_report_zone_cb,
&rep_zone_arg);
if (ret < 0)
return ret;
-
- if (!rep_zone_arg.zone_cap_mismatch) {
- kfree(FDEV(devi).zone_capacity_blocks);
- FDEV(devi).zone_capacity_blocks = NULL;
- }
-
return 0;
}
#endif
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index f4a5a0c2858a..fbc3f0ef38c0 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -1009,6 +1009,16 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,
continue;
}
+ /*
+ * If wb_tryget fails, the wb has been shutdown, skip it.
+ *
+ * Pin @wb so that it stays on @bdi->wb_list. This allows
+ * continuing iteration from @wb after dropping and
+ * regrabbing rcu read lock.
+ */
+ if (!wb_tryget(wb))
+ continue;
+
/* alloc failed, execute synchronously using on-stack fallback */
work = &fallback_work;
*work = *base_work;
@@ -1017,13 +1027,6 @@ static void bdi_split_work_to_wbs(struct backing_dev_info *bdi,
work->done = &fallback_work_done;
wb_queue_work(wb, work);
-
- /*
- * Pin @wb so that it stays on @bdi->wb_list. This allows
- * continuing iteration from @wb after dropping and
- * regrabbing rcu read lock.
- */
- wb_get(wb);
last_wb = wb;
rcu_read_unlock();
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index 097ba728d516..580d2fdfe21f 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -757,6 +757,7 @@ int jbd2_fc_begin_commit(journal_t *journal, tid_t tid)
}
journal->j_flags |= JBD2_FAST_COMMIT_ONGOING;
write_unlock(&journal->j_state_lock);
+ jbd2_journal_lock_updates(journal);
return 0;
}
@@ -768,6 +769,7 @@ EXPORT_SYMBOL(jbd2_fc_begin_commit);
*/
static int __jbd2_fc_end_commit(journal_t *journal, tid_t tid, bool fallback)
{
+ jbd2_journal_unlock_updates(journal);
if (journal->j_fc_cleanup_callback)
journal->j_fc_cleanup_callback(journal, 0, tid);
write_lock(&journal->j_state_lock);
diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
index 55232064cab2..ce4a5ccadeff 100644
--- a/fs/jbd2/transaction.c
+++ b/fs/jbd2/transaction.c
@@ -2378,6 +2378,9 @@ static int journal_unmap_buffer(journal_t *journal, struct buffer_head *bh,
spin_unlock(&jh->b_state_lock);
write_unlock(&journal->j_state_lock);
jbd2_journal_put_journal_head(jh);
+ /* Already zapped buffer? Nothing to do... */
+ if (!bh->b_bdev)
+ return 0;
return -EBUSY;
}
/*
diff --git a/fs/ksmbd/server.c b/fs/ksmbd/server.c
index 976d09aaee70..1c5e7e023058 100644
--- a/fs/ksmbd/server.c
+++ b/fs/ksmbd/server.c
@@ -611,6 +611,7 @@ static int __init ksmbd_server_init(void)
static void __exit ksmbd_server_exit(void)
{
ksmbd_server_shutdown();
+ rcu_barrier();
ksmbd_release_inode_hash();
}
diff --git a/fs/ksmbd/smb2pdu.c b/fs/ksmbd/smb2pdu.c
index 1cd6170b9a5c..22d9fcb5f7ca 100644
--- a/fs/ksmbd/smb2pdu.c
+++ b/fs/ksmbd/smb2pdu.c
@@ -1786,6 +1786,10 @@ int smb2_sess_setup(struct ksmbd_work *work)
}
kfree(sess->Preauth_HashValue);
sess->Preauth_HashValue = NULL;
+ } else {
+ pr_info_ratelimited("Unknown NTLMSSP message type : 0x%x\n",
+ le32_to_cpu(negblob->MessageType));
+ rc = -EINVAL;
}
} else {
/* TODO: need one more negotiation */
@@ -4879,6 +4883,9 @@ static int smb2_get_info_filesystem(struct ksmbd_work *work,
int rc = 0, len;
int fs_infoclass_size = 0;
+ if (!share->path)
+ return -EIO;
+
rc = kern_path(share->path, LOOKUP_NO_SYMLINKS, &path);
if (rc) {
pr_err("cannot create vfs path\n");
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 7223816bc5d5..15ba6ad1c571 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -67,6 +67,8 @@
#define OPENOWNER_POOL_SIZE 8
+static void nfs4_state_start_reclaim_reboot(struct nfs_client *clp);
+
const nfs4_stateid zero_stateid = {
{ .data = { 0 } },
.type = NFS4_SPECIAL_STATEID_TYPE,
@@ -330,6 +332,8 @@ int nfs41_init_clientid(struct nfs_client *clp, const struct cred *cred)
status = nfs4_proc_create_session(clp, cred);
if (status != 0)
goto out;
+ if (!(clp->cl_exchange_flags & EXCHGID4_FLAG_CONFIRMED_R))
+ nfs4_state_start_reclaim_reboot(clp);
nfs41_finish_session_reset(clp);
nfs_mark_client_ready(clp, NFS_CS_READY);
out:
diff --git a/fs/nilfs2/bmap.c b/fs/nilfs2/bmap.c
index 5900879d5693..8ebb69c4ad18 100644
--- a/fs/nilfs2/bmap.c
+++ b/fs/nilfs2/bmap.c
@@ -67,20 +67,28 @@ int nilfs_bmap_lookup_at_level(struct nilfs_bmap *bmap, __u64 key, int level,
down_read(&bmap->b_sem);
ret = bmap->b_ops->bop_lookup(bmap, key, level, ptrp);
- if (ret < 0) {
- ret = nilfs_bmap_convert_error(bmap, __func__, ret);
+ if (ret < 0)
goto out;
- }
+
if (NILFS_BMAP_USE_VBN(bmap)) {
ret = nilfs_dat_translate(nilfs_bmap_get_dat(bmap), *ptrp,
&blocknr);
if (!ret)
*ptrp = blocknr;
+ else if (ret == -ENOENT) {
+ /*
+ * If there was no valid entry in DAT for the block
+ * address obtained by b_ops->bop_lookup, then pass
+ * internal code -EINVAL to nilfs_bmap_convert_error
+ * to treat it as metadata corruption.
+ */
+ ret = -EINVAL;
+ }
}
out:
up_read(&bmap->b_sem);
- return ret;
+ return nilfs_bmap_convert_error(bmap, __func__, ret);
}
int nilfs_bmap_lookup_contig(struct nilfs_bmap *bmap, __u64 key, __u64 *ptrp,
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index da233ab435ce..c25f28094508 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -2039,6 +2039,9 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
int err;
+ if (sb_rdonly(sci->sc_super))
+ return -EROFS;
+
nilfs_sc_cstage_set(sci, NILFS_ST_INIT);
sci->sc_cno = nilfs->ns_cno;
@@ -2724,7 +2727,7 @@ static void nilfs_segctor_write_out(struct nilfs_sc_info *sci)
flush_work(&sci->sc_iput_work);
- } while (ret && retrycount-- > 0);
+ } while (ret && ret != -EROFS && retrycount-- > 0);
}
/**
diff --git a/fs/ntfs3/fslog.c b/fs/ntfs3/fslog.c
index 20abdb268286..59f813cbdaa8 100644
--- a/fs/ntfs3/fslog.c
+++ b/fs/ntfs3/fslog.c
@@ -2575,7 +2575,7 @@ static int read_next_log_rec(struct ntfs_log *log, struct lcb *lcb, u64 *lsn)
return find_log_rec(log, *lsn, lcb);
}
-static inline bool check_index_header(const struct INDEX_HDR *hdr, size_t bytes)
+bool check_index_header(const struct INDEX_HDR *hdr, size_t bytes)
{
__le16 mask;
u32 min_de, de_off, used, total;
@@ -4256,6 +4256,10 @@ int log_replay(struct ntfs_inode *ni, bool *initialized)
rec_len -= t32;
attr_names = kmemdup(Add2Ptr(lrh, t32), rec_len, GFP_NOFS);
+ if (!attr_names) {
+ err = -ENOMEM;
+ goto out;
+ }
lcb_put(lcb);
lcb = NULL;
diff --git a/fs/ntfs3/index.c b/fs/ntfs3/index.c
index 99f8a57e9f7a..f62e0df7a7b4 100644
--- a/fs/ntfs3/index.c
+++ b/fs/ntfs3/index.c
@@ -679,9 +679,13 @@ static struct NTFS_DE *hdr_find_e(const struct ntfs_index *indx,
u32 e_size, e_key_len;
u32 end = le32_to_cpu(hdr->used);
u32 off = le32_to_cpu(hdr->de_off);
+ u32 total = le32_to_cpu(hdr->total);
u16 offs[128];
fill_table:
+ if (end > total)
+ return NULL;
+
if (off + sizeof(struct NTFS_DE) > end)
return NULL;
@@ -798,6 +802,10 @@ static inline struct NTFS_DE *hdr_delete_de(struct INDEX_HDR *hdr,
u32 off = PtrOffset(hdr, re);
int bytes = used - (off + esize);
+ /* check INDEX_HDR valid before using INDEX_HDR */
+ if (!check_index_header(hdr, le32_to_cpu(hdr->total)))
+ return NULL;
+
if (off >= used || esize < sizeof(struct NTFS_DE) ||
bytes < sizeof(struct NTFS_DE))
return NULL;
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
index 136236a25da6..359eff346910 100644
--- a/fs/ntfs3/inode.c
+++ b/fs/ntfs3/inode.c
@@ -257,7 +257,6 @@ static struct inode *ntfs_read_mft(struct inode *inode,
goto out;
root = Add2Ptr(attr, roff);
- is_root = true;
if (attr->name_len != ARRAY_SIZE(I30_NAME) ||
memcmp(attr_name(attr), I30_NAME, sizeof(I30_NAME)))
@@ -270,6 +269,7 @@ static struct inode *ntfs_read_mft(struct inode *inode,
if (!is_dir)
goto next_attr;
+ is_root = true;
ni->ni_flags |= NI_FLAG_DIR;
err = indx_init(&ni->dir, sbi, attr, INDEX_MUTEX_I30);
diff --git a/fs/ntfs3/ntfs_fs.h b/fs/ntfs3/ntfs_fs.h
index 8aaec7e0804e..e571e7643596 100644
--- a/fs/ntfs3/ntfs_fs.h
+++ b/fs/ntfs3/ntfs_fs.h
@@ -575,6 +575,7 @@ int ni_rename(struct ntfs_inode *dir_ni, struct ntfs_inode *new_dir_ni,
bool ni_is_dirty(struct inode *inode);
/* Globals from fslog.c */
+bool check_index_header(const struct INDEX_HDR *hdr, size_t bytes);
int log_replay(struct ntfs_inode *ni, bool *initialized);
/* Globals from fsntfs.c */
diff --git a/fs/pstore/pmsg.c b/fs/pstore/pmsg.c
index 18cf94b597e0..d8542ec2f38c 100644
--- a/fs/pstore/pmsg.c
+++ b/fs/pstore/pmsg.c
@@ -7,10 +7,9 @@
#include <linux/device.h>
#include <linux/fs.h>
#include <linux/uaccess.h>
-#include <linux/rtmutex.h>
#include "internal.h"
-static DEFINE_RT_MUTEX(pmsg_lock);
+static DEFINE_MUTEX(pmsg_lock);
static ssize_t write_pmsg(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
@@ -29,9 +28,9 @@ static ssize_t write_pmsg(struct file *file, const char __user *buf,
if (!access_ok(buf, count))
return -EFAULT;
- rt_mutex_lock(&pmsg_lock);
+ mutex_lock(&pmsg_lock);
ret = psinfo->write_user(&record, buf);
- rt_mutex_unlock(&pmsg_lock);
+ mutex_unlock(&pmsg_lock);
return ret ? ret : count;
}
diff --git a/fs/reiserfs/xattr_security.c b/fs/reiserfs/xattr_security.c
index 857a65b05726..157ebfe2456b 100644
--- a/fs/reiserfs/xattr_security.c
+++ b/fs/reiserfs/xattr_security.c
@@ -82,11 +82,15 @@ int reiserfs_security_write(struct reiserfs_transaction_handle *th,
struct inode *inode,
struct reiserfs_security_handle *sec)
{
+ char xattr_name[XATTR_NAME_MAX + 1] = XATTR_SECURITY_PREFIX;
int error;
- if (strlen(sec->name) < sizeof(XATTR_SECURITY_PREFIX))
+
+ if (XATTR_SECURITY_PREFIX_LEN + strlen(sec->name) > XATTR_NAME_MAX)
return -EINVAL;
- error = reiserfs_xattr_set_handle(th, inode, sec->name, sec->value,
+ strlcat(xattr_name, sec->name, sizeof(xattr_name));
+
+ error = reiserfs_xattr_set_handle(th, inode, xattr_name, sec->value,
sec->length, XATTR_CREATE);
if (error == -ENODATA || error == -EOPNOTSUPP)
error = 0;
diff --git a/fs/ubifs/dir.c b/fs/ubifs/dir.c
index e7c36e3a9b9e..7717d23906db 100644
--- a/fs/ubifs/dir.c
+++ b/fs/ubifs/dir.c
@@ -488,6 +488,7 @@ static int ubifs_tmpfile(struct user_namespace *mnt_userns, struct inode *dir,
unlock_2_inodes(dir, inode);
ubifs_release_budget(c, &req);
+ fscrypt_free_filename(&nm);
return 0;
diff --git a/fs/ubifs/tnc.c b/fs/ubifs/tnc.c
index 2469f72eeaab..6b7d95b65f4b 100644
--- a/fs/ubifs/tnc.c
+++ b/fs/ubifs/tnc.c
@@ -44,6 +44,33 @@ enum {
NOT_ON_MEDIA = 3,
};
+static void do_insert_old_idx(struct ubifs_info *c,
+ struct ubifs_old_idx *old_idx)
+{
+ struct ubifs_old_idx *o;
+ struct rb_node **p, *parent = NULL;
+
+ p = &c->old_idx.rb_node;
+ while (*p) {
+ parent = *p;
+ o = rb_entry(parent, struct ubifs_old_idx, rb);
+ if (old_idx->lnum < o->lnum)
+ p = &(*p)->rb_left;
+ else if (old_idx->lnum > o->lnum)
+ p = &(*p)->rb_right;
+ else if (old_idx->offs < o->offs)
+ p = &(*p)->rb_left;
+ else if (old_idx->offs > o->offs)
+ p = &(*p)->rb_right;
+ else {
+ ubifs_err(c, "old idx added twice!");
+ kfree(old_idx);
+ }
+ }
+ rb_link_node(&old_idx->rb, parent, p);
+ rb_insert_color(&old_idx->rb, &c->old_idx);
+}
+
/**
* insert_old_idx - record an index node obsoleted since the last commit start.
* @c: UBIFS file-system description object
@@ -69,35 +96,15 @@ enum {
*/
static int insert_old_idx(struct ubifs_info *c, int lnum, int offs)
{
- struct ubifs_old_idx *old_idx, *o;
- struct rb_node **p, *parent = NULL;
+ struct ubifs_old_idx *old_idx;
old_idx = kmalloc(sizeof(struct ubifs_old_idx), GFP_NOFS);
if (unlikely(!old_idx))
return -ENOMEM;
old_idx->lnum = lnum;
old_idx->offs = offs;
+ do_insert_old_idx(c, old_idx);
- p = &c->old_idx.rb_node;
- while (*p) {
- parent = *p;
- o = rb_entry(parent, struct ubifs_old_idx, rb);
- if (lnum < o->lnum)
- p = &(*p)->rb_left;
- else if (lnum > o->lnum)
- p = &(*p)->rb_right;
- else if (offs < o->offs)
- p = &(*p)->rb_left;
- else if (offs > o->offs)
- p = &(*p)->rb_right;
- else {
- ubifs_err(c, "old idx added twice!");
- kfree(old_idx);
- return 0;
- }
- }
- rb_link_node(&old_idx->rb, parent, p);
- rb_insert_color(&old_idx->rb, &c->old_idx);
return 0;
}
@@ -199,23 +206,6 @@ static struct ubifs_znode *copy_znode(struct ubifs_info *c,
__set_bit(DIRTY_ZNODE, &zn->flags);
__clear_bit(COW_ZNODE, &zn->flags);
- ubifs_assert(c, !ubifs_zn_obsolete(znode));
- __set_bit(OBSOLETE_ZNODE, &znode->flags);
-
- if (znode->level != 0) {
- int i;
- const int n = zn->child_cnt;
-
- /* The children now have new parent */
- for (i = 0; i < n; i++) {
- struct ubifs_zbranch *zbr = &zn->zbranch[i];
-
- if (zbr->znode)
- zbr->znode->parent = zn;
- }
- }
-
- atomic_long_inc(&c->dirty_zn_cnt);
return zn;
}
@@ -233,6 +223,42 @@ static int add_idx_dirt(struct ubifs_info *c, int lnum, int dirt)
return ubifs_add_dirt(c, lnum, dirt);
}
+/**
+ * replace_znode - replace old znode with new znode.
+ * @c: UBIFS file-system description object
+ * @new_zn: new znode
+ * @old_zn: old znode
+ * @zbr: the branch of parent znode
+ *
+ * Replace old znode with new znode in TNC.
+ */
+static void replace_znode(struct ubifs_info *c, struct ubifs_znode *new_zn,
+ struct ubifs_znode *old_zn, struct ubifs_zbranch *zbr)
+{
+ ubifs_assert(c, !ubifs_zn_obsolete(old_zn));
+ __set_bit(OBSOLETE_ZNODE, &old_zn->flags);
+
+ if (old_zn->level != 0) {
+ int i;
+ const int n = new_zn->child_cnt;
+
+ /* The children now have new parent */
+ for (i = 0; i < n; i++) {
+ struct ubifs_zbranch *child = &new_zn->zbranch[i];
+
+ if (child->znode)
+ child->znode->parent = new_zn;
+ }
+ }
+
+ zbr->znode = new_zn;
+ zbr->lnum = 0;
+ zbr->offs = 0;
+ zbr->len = 0;
+
+ atomic_long_inc(&c->dirty_zn_cnt);
+}
+
/**
* dirty_cow_znode - ensure a znode is not being committed.
* @c: UBIFS file-system description object
@@ -265,28 +291,32 @@ static struct ubifs_znode *dirty_cow_znode(struct ubifs_info *c,
return zn;
if (zbr->len) {
- err = insert_old_idx(c, zbr->lnum, zbr->offs);
- if (unlikely(err))
- /*
- * Obsolete znodes will be freed by tnc_destroy_cnext()
- * or free_obsolete_znodes(), copied up znodes should
- * be added back to tnc and freed by
- * ubifs_destroy_tnc_subtree().
- */
+ struct ubifs_old_idx *old_idx;
+
+ old_idx = kmalloc(sizeof(struct ubifs_old_idx), GFP_NOFS);
+ if (unlikely(!old_idx)) {
+ err = -ENOMEM;
goto out;
+ }
+ old_idx->lnum = zbr->lnum;
+ old_idx->offs = zbr->offs;
+
err = add_idx_dirt(c, zbr->lnum, zbr->len);
- } else
- err = 0;
+ if (err) {
+ kfree(old_idx);
+ goto out;
+ }
-out:
- zbr->znode = zn;
- zbr->lnum = 0;
- zbr->offs = 0;
- zbr->len = 0;
+ do_insert_old_idx(c, old_idx);
+ }
+
+ replace_znode(c, zn, znode, zbr);
- if (unlikely(err))
- return ERR_PTR(err);
return zn;
+
+out:
+ kfree(zn);
+ return ERR_PTR(err);
}
/**
diff --git a/fs/xfs/libxfs/xfs_sb.c b/fs/xfs/libxfs/xfs_sb.c
index 04e2a57313fa..26dd9ceb44b4 100644
--- a/fs/xfs/libxfs/xfs_sb.c
+++ b/fs/xfs/libxfs/xfs_sb.c
@@ -72,7 +72,8 @@ xfs_sb_validate_v5_features(
}
/*
- * We support all XFS versions newer than a v4 superblock with V2 directories.
+ * We current support XFS v5 formats with known features and v4 superblocks with
+ * at least V2 directories.
*/
bool
xfs_sb_good_version(
@@ -86,16 +87,16 @@ xfs_sb_good_version(
if (xfs_sb_is_v5(sbp))
return xfs_sb_validate_v5_features(sbp);
+ /* versions prior to v4 are not supported */
+ if (XFS_SB_VERSION_NUM(sbp) != XFS_SB_VERSION_4)
+ return false;
+
/* We must not have any unknown v4 feature bits set */
if ((sbp->sb_versionnum & ~XFS_SB_VERSION_OKBITS) ||
((sbp->sb_versionnum & XFS_SB_VERSION_MOREBITSBIT) &&
(sbp->sb_features2 & ~XFS_SB_VERSION2_OKBITS)))
return false;
- /* versions prior to v4 are not supported */
- if (XFS_SB_VERSION_NUM(sbp) < XFS_SB_VERSION_4)
- return false;
-
/* V4 filesystems need v2 directories and unwritten extents */
if (!(sbp->sb_versionnum & XFS_SB_VERSION_DIRV2BIT))
return false;
diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h
index 98954dda5734..82f2c01accbb 100644
--- a/include/asm-generic/io.h
+++ b/include/asm-generic/io.h
@@ -190,7 +190,7 @@ static inline u64 readq(const volatile void __iomem *addr)
u64 val;
__io_br();
- val = __le64_to_cpu(__raw_readq(addr));
+ val = __le64_to_cpu((__le64 __force)__raw_readq(addr));
__io_ar(val);
return val;
}
@@ -233,7 +233,7 @@ static inline void writel(u32 value, volatile void __iomem *addr)
static inline void writeq(u64 value, volatile void __iomem *addr)
{
__io_bw();
- __raw_writeq(__cpu_to_le64(value), addr);
+ __raw_writeq((u64 __force)__cpu_to_le64(value), addr);
__io_aw();
}
#endif
diff --git a/include/linux/blk-crypto.h b/include/linux/blk-crypto.h
index 69b24fe92cbf..5e96bad54804 100644
--- a/include/linux/blk-crypto.h
+++ b/include/linux/blk-crypto.h
@@ -97,8 +97,8 @@ int blk_crypto_init_key(struct blk_crypto_key *blk_key, const u8 *raw_key,
int blk_crypto_start_using_key(const struct blk_crypto_key *key,
struct request_queue *q);
-int blk_crypto_evict_key(struct request_queue *q,
- const struct blk_crypto_key *key);
+void blk_crypto_evict_key(struct request_queue *q,
+ const struct blk_crypto_key *key);
bool blk_crypto_config_supported(struct request_queue *q,
const struct blk_crypto_config *cfg);
diff --git a/include/linux/mailbox/zynqmp-ipi-message.h b/include/linux/mailbox/zynqmp-ipi-message.h
index 35ce84c8ca02..31d8046d945e 100644
--- a/include/linux/mailbox/zynqmp-ipi-message.h
+++ b/include/linux/mailbox/zynqmp-ipi-message.h
@@ -9,7 +9,7 @@
* @data: message payload
*
* This is the structure for data used in mbox_send_message
- * the maximum length of data buffer is fixed to 12 bytes.
+ * the maximum length of data buffer is fixed to 32 bytes.
* Client is supposed to be aware of this.
*/
struct zynqmp_ipi_message {
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 49ea0004109e..442b6ac8a66c 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -8508,7 +8508,8 @@ struct mlx5_ifc_alloc_flow_counter_in_bits {
u8 reserved_at_20[0x10];
u8 op_mod[0x10];
- u8 reserved_at_40[0x38];
+ u8 reserved_at_40[0x33];
+ u8 flow_counter_bulk_log_size[0x5];
u8 flow_counter_bulk[0x8];
};
diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h
index 241e005f290a..e9a9ab34a7cc 100644
--- a/include/linux/netfilter/nfnetlink.h
+++ b/include/linux/netfilter/nfnetlink.h
@@ -45,7 +45,6 @@ struct nfnetlink_subsystem {
int (*commit)(struct net *net, struct sk_buff *skb);
int (*abort)(struct net *net, struct sk_buff *skb,
enum nfnl_abort_action action);
- void (*cleanup)(struct net *net);
bool (*valid_genid)(struct net *net, u32 genid);
};
diff --git a/include/linux/nvme.h b/include/linux/nvme.h
index de235916c31c..461ee0ee59fe 100644
--- a/include/linux/nvme.h
+++ b/include/linux/nvme.h
@@ -613,6 +613,10 @@ enum {
NVME_AER_VS = 7,
};
+enum {
+ NVME_AER_ERROR_PERSIST_INT_ERR = 0x03,
+};
+
enum {
NVME_AER_NOTICE_NS_CHANGED = 0x00,
NVME_AER_NOTICE_FW_ACT_STARTING = 0x01,
diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h
index 7c96f169d274..8aefdc0099c8 100644
--- a/include/linux/platform_device.h
+++ b/include/linux/platform_device.h
@@ -203,7 +203,18 @@ extern void platform_device_put(struct platform_device *pdev);
struct platform_driver {
int (*probe)(struct platform_device *);
+
+ /*
+ * Traditionally the remove callback returned an int which however is
+ * ignored by the driver core. This led to wrong expectations by driver
+ * authors who thought returning an error code was a valid error
+ * handling strategy. To convert to a callback returning void, new
+ * drivers should implement .remove_new() until the conversion it done
+ * that eventually makes .remove() return void.
+ */
int (*remove)(struct platform_device *);
+ void (*remove_new)(struct platform_device *);
+
void (*shutdown)(struct platform_device *);
int (*suspend)(struct platform_device *, pm_message_t state);
int (*resume)(struct platform_device *);
diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index 5bbcd280bfd2..65d5759be156 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -4,6 +4,7 @@
#include <linux/spinlock.h>
#include <linux/list.h>
+#include <linux/mutex.h>
#include <linux/alarmtimer.h>
#include <linux/timerqueue.h>
#include <linux/task_work.h>
@@ -63,16 +64,18 @@ static inline int clockid_to_fd(const clockid_t clk)
* cpu_timer - Posix CPU timer representation for k_itimer
* @node: timerqueue node to queue in the task/sig
* @head: timerqueue head on which this timer is queued
- * @task: Pointer to target task
+ * @pid: Pointer to target task PID
* @elist: List head for the expiry list
* @firing: Timer is currently firing
+ * @handling: Pointer to the task which handles expiry
*/
struct cpu_timer {
- struct timerqueue_node node;
- struct timerqueue_head *head;
- struct pid *pid;
- struct list_head elist;
- int firing;
+ struct timerqueue_node node;
+ struct timerqueue_head *head;
+ struct pid *pid;
+ struct list_head elist;
+ int firing;
+ struct task_struct __rcu *handling;
};
static inline bool cpu_timer_enqueue(struct timerqueue_head *head,
@@ -136,10 +139,12 @@ struct posix_cputimers {
/**
* posix_cputimers_work - Container for task work based posix CPU timer expiry
* @work: The task work to be scheduled
+ * @mutex: Mutex held around expiry in context of this task work
* @scheduled: @work has been scheduled already, no further processing
*/
struct posix_cputimers_work {
struct callback_head work;
+ struct mutex mutex;
unsigned int scheduled;
};
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e418935f8db6..7c17742d359c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -522,7 +522,7 @@ struct sched_statistics {
u64 nr_wakeups_passive;
u64 nr_wakeups_idle;
#endif
-};
+} ____cacheline_aligned;
struct sched_entity {
/* For load-balancing: */
@@ -538,8 +538,6 @@ struct sched_entity {
u64 nr_migrations;
- struct sched_statistics statistics;
-
#ifdef CONFIG_FAIR_GROUP_SCHED
int depth;
struct sched_entity *parent;
@@ -803,6 +801,8 @@ struct task_struct {
struct uclamp_se uclamp[UCLAMP_CNT];
#endif
+ struct sched_statistics stats;
+
#ifdef CONFIG_PREEMPT_NOTIFIERS
/* List of struct preempt_notifier: */
struct hlist_head preempt_notifiers;
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index a237b8dbf608..ba047a145e09 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -90,8 +90,7 @@ struct rpc_task {
#endif
unsigned char tk_priority : 2,/* Task priority */
tk_garb_retry : 2,
- tk_cred_retry : 2,
- tk_rebind_retry : 2;
+ tk_cred_retry : 2;
};
typedef void (*rpc_action)(struct rpc_task *);
diff --git a/include/linux/tick.h b/include/linux/tick.h
index bfd571f18cfd..9459fef5b857 100644
--- a/include/linux/tick.h
+++ b/include/linux/tick.h
@@ -216,6 +216,7 @@ extern void tick_nohz_dep_set_signal(struct task_struct *tsk,
enum tick_dep_bits bit);
extern void tick_nohz_dep_clear_signal(struct signal_struct *signal,
enum tick_dep_bits bit);
+extern bool tick_nohz_cpu_hotpluggable(unsigned int cpu);
/*
* The below are tick_nohz_[set,clear]_dep() wrappers that optimize off-cases
@@ -280,6 +281,7 @@ static inline void tick_nohz_full_add_cpus_to(struct cpumask *mask) { }
static inline void tick_nohz_dep_set_cpu(int cpu, enum tick_dep_bits bit) { }
static inline void tick_nohz_dep_clear_cpu(int cpu, enum tick_dep_bits bit) { }
+static inline bool tick_nohz_cpu_hotpluggable(unsigned int cpu) { return true; }
static inline void tick_dep_set(enum tick_dep_bits bit) { }
static inline void tick_dep_clear(enum tick_dep_bits bit) { }
diff --git a/include/linux/vt_buffer.h b/include/linux/vt_buffer.h
index 848db1b1569f..919d999a8c1d 100644
--- a/include/linux/vt_buffer.h
+++ b/include/linux/vt_buffer.h
@@ -16,7 +16,7 @@
#include <linux/string.h>
-#if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_MDA_CONSOLE)
+#if IS_ENABLED(CONFIG_VGA_CONSOLE) || IS_ENABLED(CONFIG_MDA_CONSOLE)
#include <asm/vga.h>
#endif
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 74d3c1efd9bb..7fee9b6cfede 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -469,7 +469,8 @@ extern bool workqueue_congested(int cpu, struct workqueue_struct *wq);
extern unsigned int work_busy(struct work_struct *work);
extern __printf(1, 2) void set_worker_desc(const char *fmt, ...);
extern void print_worker_info(const char *log_lvl, struct task_struct *task);
-extern void show_workqueue_state(void);
+extern void show_all_workqueues(void);
+extern void show_one_workqueue(struct workqueue_struct *wq);
extern void wq_worker_comm(char *buf, size_t size, struct task_struct *task);
/**
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 8def00a04541..22f67ae935e0 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -584,6 +584,7 @@ struct nft_set_binding {
};
enum nft_trans_phase;
+void nf_tables_activate_set(const struct nft_ctx *ctx, struct nft_set *set);
void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
struct nft_set_binding *binding,
enum nft_trans_phase phase);
diff --git a/include/net/scm.h b/include/net/scm.h
index 1ce365f4c256..585adc1346bd 100644
--- a/include/net/scm.h
+++ b/include/net/scm.h
@@ -105,16 +105,27 @@ static inline void scm_passec(struct socket *sock, struct msghdr *msg, struct sc
}
}
}
+
+static inline bool scm_has_secdata(struct socket *sock)
+{
+ return test_bit(SOCK_PASSSEC, &sock->flags);
+}
#else
static inline void scm_passec(struct socket *sock, struct msghdr *msg, struct scm_cookie *scm)
{ }
+
+static inline bool scm_has_secdata(struct socket *sock)
+{
+ return false;
+}
#endif /* CONFIG_SECURITY_NETWORK */
static __inline__ void scm_recv(struct socket *sock, struct msghdr *msg,
struct scm_cookie *scm, int flags)
{
if (!msg->msg_control) {
- if (test_bit(SOCK_PASSCRED, &sock->flags) || scm->fp)
+ if (test_bit(SOCK_PASSCRED, &sock->flags) || scm->fp ||
+ scm_has_secdata(sock))
msg->msg_flags |= MSG_CTRUNC;
scm_destroy(scm);
return;
diff --git a/include/net/xsk_buff_pool.h b/include/net/xsk_buff_pool.h
index 7517f4faf6b3..ebd1f43578d6 100644
--- a/include/net/xsk_buff_pool.h
+++ b/include/net/xsk_buff_pool.h
@@ -152,13 +152,8 @@ static inline bool xp_desc_crosses_non_contig_pg(struct xsk_buff_pool *pool,
if (likely(!cross_pg))
return false;
- if (pool->dma_pages_cnt) {
- return !(pool->dma_pages[addr >> PAGE_SHIFT] &
- XSK_NEXT_PG_CONTIG_MASK);
- }
-
- /* skb path */
- return addr + len > pool->addrs_cnt;
+ return pool->dma_pages_cnt &&
+ !(pool->dma_pages[addr >> PAGE_SHIFT] & XSK_NEXT_PG_CONTIG_MASK);
}
static inline u64 xp_aligned_extract_addr(struct xsk_buff_pool *pool, u64 addr)
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h
index 2121a323fd6c..c83bb58bfcd1 100644
--- a/include/target/target_core_base.h
+++ b/include/target/target_core_base.h
@@ -865,6 +865,7 @@ struct se_device {
struct rcu_head rcu_head;
int queue_cnt;
struct se_device_queue *queues;
+ struct mutex lun_reset_mutex;
};
struct se_hba {
diff --git a/include/trace/events/qrtr.h b/include/trace/events/qrtr.h
index b1de14c3bb93..441132c67133 100644
--- a/include/trace/events/qrtr.h
+++ b/include/trace/events/qrtr.h
@@ -10,15 +10,16 @@
TRACE_EVENT(qrtr_ns_service_announce_new,
- TP_PROTO(__le32 service, __le32 instance, __le32 node, __le32 port),
+ TP_PROTO(unsigned int service, unsigned int instance,
+ unsigned int node, unsigned int port),
TP_ARGS(service, instance, node, port),
TP_STRUCT__entry(
- __field(__le32, service)
- __field(__le32, instance)
- __field(__le32, node)
- __field(__le32, port)
+ __field(unsigned int, service)
+ __field(unsigned int, instance)
+ __field(unsigned int, node)
+ __field(unsigned int, port)
),
TP_fast_assign(
@@ -36,15 +37,16 @@ TRACE_EVENT(qrtr_ns_service_announce_new,
TRACE_EVENT(qrtr_ns_service_announce_del,
- TP_PROTO(__le32 service, __le32 instance, __le32 node, __le32 port),
+ TP_PROTO(unsigned int service, unsigned int instance,
+ unsigned int node, unsigned int port),
TP_ARGS(service, instance, node, port),
TP_STRUCT__entry(
- __field(__le32, service)
- __field(__le32, instance)
- __field(__le32, node)
- __field(__le32, port)
+ __field(unsigned int, service)
+ __field(unsigned int, instance)
+ __field(unsigned int, node)
+ __field(unsigned int, port)
),
TP_fast_assign(
@@ -62,15 +64,16 @@ TRACE_EVENT(qrtr_ns_service_announce_del,
TRACE_EVENT(qrtr_ns_server_add,
- TP_PROTO(__le32 service, __le32 instance, __le32 node, __le32 port),
+ TP_PROTO(unsigned int service, unsigned int instance,
+ unsigned int node, unsigned int port),
TP_ARGS(service, instance, node, port),
TP_STRUCT__entry(
- __field(__le32, service)
- __field(__le32, instance)
- __field(__le32, node)
- __field(__le32, port)
+ __field(unsigned int, service)
+ __field(unsigned int, instance)
+ __field(unsigned int, node)
+ __field(unsigned int, port)
),
TP_fast_assign(
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
index 6ad031c71be7..1cf012de6442 100644
--- a/include/trace/events/timer.h
+++ b/include/trace/events/timer.h
@@ -368,7 +368,8 @@ TRACE_EVENT(itimer_expire,
tick_dep_name(PERF_EVENTS) \
tick_dep_name(SCHED) \
tick_dep_name(CLOCK_UNSTABLE) \
- tick_dep_name_end(RCU)
+ tick_dep_name(RCU) \
+ tick_dep_name_end(RCU_EXP)
#undef tick_dep_name
#undef tick_dep_mask_name
diff --git a/include/uapi/linux/btrfs.h b/include/uapi/linux/btrfs.h
index d7d3cfead056..5f4513f2d41d 100644
--- a/include/uapi/linux/btrfs.h
+++ b/include/uapi/linux/btrfs.h
@@ -181,6 +181,7 @@ struct btrfs_scrub_progress {
};
#define BTRFS_SCRUB_READONLY 1
+#define BTRFS_SCRUB_SUPPORTED_FLAGS (BTRFS_SCRUB_READONLY)
struct btrfs_ioctl_scrub_args {
__u64 devid; /* in */
__u64 start; /* in */
diff --git a/include/uapi/linux/const.h b/include/uapi/linux/const.h
index af2a44c08683..a429381e7ca5 100644
--- a/include/uapi/linux/const.h
+++ b/include/uapi/linux/const.h
@@ -28,7 +28,7 @@
#define _BITUL(x) (_UL(1) << (x))
#define _BITULL(x) (_ULL(1) << (x))
-#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1)
+#define __ALIGN_KERNEL(x, a) __ALIGN_KERNEL_MASK(x, (__typeof__(x))(a) - 1)
#define __ALIGN_KERNEL_MASK(x, mask) (((x) + (mask)) & ~(mask))
#define __KERNEL_DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
diff --git a/include/xen/xen.h b/include/xen/xen.h
index 43efba045acc..5a6a2ab675be 100644
--- a/include/xen/xen.h
+++ b/include/xen/xen.h
@@ -61,4 +61,15 @@ void xen_free_unpopulated_pages(unsigned int nr_pages, struct page **pages);
#include <xen/balloon.h>
#endif
+#if defined(CONFIG_XEN_DOM0) && defined(CONFIG_ACPI) && defined(CONFIG_X86)
+bool __init xen_processor_present(uint32_t acpi_id);
+#else
+#include <linux/bug.h>
+static inline bool xen_processor_present(uint32_t acpi_id)
+{
+ BUG();
+ return false;
+}
+#endif
+
#endif /* _XEN_XEN_H */
diff --git a/kernel/bpf/cgroup.c b/kernel/bpf/cgroup.c
index eb3e787a3a97..87174832aa86 100644
--- a/kernel/bpf/cgroup.c
+++ b/kernel/bpf/cgroup.c
@@ -1586,7 +1586,7 @@ int __cgroup_bpf_run_filter_getsockopt(struct sock *sk, int level,
goto out;
}
- if (ctx.optlen > max_optlen || ctx.optlen < 0) {
+ if (optval && (ctx.optlen > max_optlen || ctx.optlen < 0)) {
ret = -EFAULT;
goto out;
}
@@ -1600,8 +1600,11 @@ int __cgroup_bpf_run_filter_getsockopt(struct sock *sk, int level,
}
if (ctx.optlen != 0) {
- if (copy_to_user(optval, ctx.optval, ctx.optlen) ||
- put_user(ctx.optlen, optlen)) {
+ if (optval && copy_to_user(optval, ctx.optval, ctx.optlen)) {
+ ret = -EFAULT;
+ goto out;
+ }
+ if (put_user(ctx.optlen, optlen)) {
ret = -EFAULT;
goto out;
}
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 37d4b5f5ec0c..261c2ed3adb1 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -3114,17 +3114,13 @@ static int check_stack_read(struct bpf_verifier_env *env,
}
/* Variable offset is prohibited for unprivileged mode for simplicity
* since it requires corresponding support in Spectre masking for stack
- * ALU. See also retrieve_ptr_limit().
+ * ALU. See also retrieve_ptr_limit(). The check in
+ * check_stack_access_for_ptr_arithmetic() called by
+ * adjust_ptr_min_max_vals() prevents users from creating stack pointers
+ * with variable offsets, therefore no check is required here. Further,
+ * just checking it here would be insufficient as speculative stack
+ * writes could still lead to unsafe speculative behaviour.
*/
- if (!env->bypass_spec_v1 && var_off) {
- char tn_buf[48];
-
- tnum_strn(tn_buf, sizeof(tn_buf), reg->var_off);
- verbose(env, "R%d variable offset stack access prohibited for !root, var_off=%s\n",
- ptr_regno, tn_buf);
- return -EACCES;
- }
-
if (!var_off) {
off += reg->var_off.value;
err = check_stack_read_fixed_off(env, state, off, size,
@@ -10616,10 +10612,11 @@ static int propagate_precision(struct bpf_verifier_env *env,
state_reg = state->regs;
for (i = 0; i < BPF_REG_FP; i++, state_reg++) {
if (state_reg->type != SCALAR_VALUE ||
- !state_reg->precise)
+ !state_reg->precise ||
+ !(state_reg->live & REG_LIVE_READ))
continue;
if (env->log.level & BPF_LOG_LEVEL2)
- verbose(env, "frame %d: propagating r%d\n", i, fr);
+ verbose(env, "frame %d: propagating r%d\n", fr, i);
err = mark_chain_precision_frame(env, fr, i);
if (err < 0)
return err;
@@ -10630,11 +10627,12 @@ static int propagate_precision(struct bpf_verifier_env *env,
continue;
state_reg = &state->stack[i].spilled_ptr;
if (state_reg->type != SCALAR_VALUE ||
- !state_reg->precise)
+ !state_reg->precise ||
+ !(state_reg->live & REG_LIVE_READ))
continue;
if (env->log.level & BPF_LOG_LEVEL2)
verbose(env, "frame %d: propagating fp%d\n",
- (-i - 1) * BPF_REG_SIZE, fr);
+ fr, (-i - 1) * BPF_REG_SIZE);
err = mark_chain_precision_stack_frame(env, fr, i);
if (err < 0)
return err;
diff --git a/kernel/events/core.c b/kernel/events/core.c
index dc57835e7096..97052b2dff7e 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -9271,8 +9271,8 @@ __perf_event_account_interrupt(struct perf_event *event, int throttle)
hwc->interrupts = 1;
} else {
hwc->interrupts++;
- if (unlikely(throttle
- && hwc->interrupts >= max_samples_per_tick)) {
+ if (unlikely(throttle &&
+ hwc->interrupts > max_samples_per_tick)) {
__this_cpu_inc(perf_throttled_count);
tick_dep_set_cpu(smp_processor_id(), TICK_DEP_BIT_PERF_EVENTS);
hwc->interrupts = MAX_INTERRUPTS;
diff --git a/kernel/kheaders.c b/kernel/kheaders.c
index 8f69772af77b..42163c9e94e5 100644
--- a/kernel/kheaders.c
+++ b/kernel/kheaders.c
@@ -26,15 +26,15 @@ asm (
" .popsection \n"
);
-extern char kernel_headers_data;
-extern char kernel_headers_data_end;
+extern char kernel_headers_data[];
+extern char kernel_headers_data_end[];
static ssize_t
ikheaders_read(struct file *file, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t len)
{
- memcpy(buf, &kernel_headers_data + off, len);
+ memcpy(buf, &kernel_headers_data[off], len);
return len;
}
@@ -48,8 +48,8 @@ static struct bin_attribute kheaders_attr __ro_after_init = {
static int __init ikheaders_init(void)
{
- kheaders_attr.size = (&kernel_headers_data_end -
- &kernel_headers_data);
+ kheaders_attr.size = (kernel_headers_data_end -
+ kernel_headers_data);
return sysfs_create_bin_file(kernel_kobj, &kheaders_attr);
}
diff --git a/kernel/power/process.c b/kernel/power/process.c
index ee78a39463e6..11b570fcf049 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -94,7 +94,7 @@ static int try_to_freeze_tasks(bool user_only)
todo - wq_busy, wq_busy);
if (wq_busy)
- show_workqueue_state();
+ show_all_workqueues();
if (!wakeup || pm_debug_messages_on) {
read_lock(&tasklist_lock);
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index cf101da389b0..03902ee655ee 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -975,6 +975,7 @@ void __rcu_irq_enter_check_tick(void)
}
raw_spin_unlock_rcu_node(rdp->mynode);
}
+NOKPROBE_SYMBOL(__rcu_irq_enter_check_tick);
#endif /* CONFIG_NO_HZ_FULL */
/**
diff --git a/kernel/relay.c b/kernel/relay.c
index 6825b8403877..a4d6889af94f 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -992,7 +992,8 @@ static size_t relay_file_read_start_pos(struct rchan_buf *buf)
size_t subbuf_size = buf->chan->subbuf_size;
size_t n_subbufs = buf->chan->n_subbufs;
size_t consumed = buf->subbufs_consumed % n_subbufs;
- size_t read_pos = consumed * subbuf_size + buf->bytes_consumed;
+ size_t read_pos = (consumed * subbuf_size + buf->bytes_consumed)
+ % (n_subbufs * subbuf_size);
read_subbuf = read_pos / subbuf_size;
padding = buf->padding[read_subbuf];
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ed57d8358f24..d34a56f16d13 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -3522,11 +3522,11 @@ ttwu_stat(struct task_struct *p, int cpu, int wake_flags)
#ifdef CONFIG_SMP
if (cpu == rq->cpu) {
__schedstat_inc(rq->ttwu_local);
- __schedstat_inc(p->se.statistics.nr_wakeups_local);
+ __schedstat_inc(p->stats.nr_wakeups_local);
} else {
struct sched_domain *sd;
- __schedstat_inc(p->se.statistics.nr_wakeups_remote);
+ __schedstat_inc(p->stats.nr_wakeups_remote);
rcu_read_lock();
for_each_domain(rq->cpu, sd) {
if (cpumask_test_cpu(cpu, sched_domain_span(sd))) {
@@ -3538,14 +3538,14 @@ ttwu_stat(struct task_struct *p, int cpu, int wake_flags)
}
if (wake_flags & WF_MIGRATED)
- __schedstat_inc(p->se.statistics.nr_wakeups_migrate);
+ __schedstat_inc(p->stats.nr_wakeups_migrate);
#endif /* CONFIG_SMP */
__schedstat_inc(rq->ttwu_count);
- __schedstat_inc(p->se.statistics.nr_wakeups);
+ __schedstat_inc(p->stats.nr_wakeups);
if (wake_flags & WF_SYNC)
- __schedstat_inc(p->se.statistics.nr_wakeups_sync);
+ __schedstat_inc(p->stats.nr_wakeups_sync);
}
/*
@@ -4241,7 +4241,7 @@ static void __sched_fork(unsigned long clone_flags, struct task_struct *p)
#ifdef CONFIG_SCHEDSTATS
/* Even if schedstat is disabled, there should not be garbage */
- memset(&p->se.statistics, 0, sizeof(p->se.statistics));
+ memset(&p->stats, 0, sizeof(p->stats));
#endif
RB_CLEAR_NODE(&p->dl.rb_node);
@@ -9706,9 +9706,9 @@ void normalize_rt_tasks(void)
continue;
p->se.exec_start = 0;
- schedstat_set(p->se.statistics.wait_start, 0);
- schedstat_set(p->se.statistics.sleep_start, 0);
- schedstat_set(p->se.statistics.block_start, 0);
+ schedstat_set(p->stats.wait_start, 0);
+ schedstat_set(p->stats.sleep_start, 0);
+ schedstat_set(p->stats.block_start, 0);
if (!dl_task(p) && !rt_task(p)) {
/*
@@ -10576,11 +10576,14 @@ static int cpu_cfs_stat_show(struct seq_file *sf, void *v)
seq_printf(sf, "throttled_time %llu\n", cfs_b->throttled_time);
if (schedstat_enabled() && tg != &root_task_group) {
+ struct sched_statistics *stats;
u64 ws = 0;
int i;
- for_each_possible_cpu(i)
- ws += schedstat_val(tg->se[i]->statistics.wait_sum);
+ for_each_possible_cpu(i) {
+ stats = __schedstats_from_se(tg->se[i]);
+ ws += schedstat_val(stats->wait_sum);
+ }
seq_printf(sf, "wait_sum %llu\n", ws);
}
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 226c814368d1..b3e206498395 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -1265,8 +1265,8 @@ static void update_curr_dl(struct rq *rq)
return;
}
- schedstat_set(curr->se.statistics.exec_max,
- max(curr->se.statistics.exec_max, delta_exec));
+ schedstat_set(curr->stats.exec_max,
+ max(curr->stats.exec_max, delta_exec));
curr->se.sum_exec_runtime += delta_exec;
account_group_exec_runtime(curr, delta_exec);
@@ -2084,6 +2084,7 @@ static struct rq *find_lock_later_rq(struct task_struct *task, struct rq *rq)
!cpumask_test_cpu(later_rq->cpu, &task->cpus_mask) ||
task_running(rq, task) ||
!dl_task(task) ||
+ is_migration_disabled(task) ||
!task_on_rq_queued(task))) {
double_unlock_balance(rq, later_rq);
later_rq = NULL;
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index 34c5ff3a0669..5ffe16ff039f 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -448,9 +448,11 @@ static void print_cfs_group_stats(struct seq_file *m, int cpu, struct task_group
struct sched_entity *se = tg->se[cpu];
#define P(F) SEQ_printf(m, " .%-30s: %lld\n", #F, (long long)F)
-#define P_SCHEDSTAT(F) SEQ_printf(m, " .%-30s: %lld\n", #F, (long long)schedstat_val(F))
+#define P_SCHEDSTAT(F) SEQ_printf(m, " .%-30s: %lld\n", \
+ #F, (long long)schedstat_val(stats->F))
#define PN(F) SEQ_printf(m, " .%-30s: %lld.%06ld\n", #F, SPLIT_NS((long long)F))
-#define PN_SCHEDSTAT(F) SEQ_printf(m, " .%-30s: %lld.%06ld\n", #F, SPLIT_NS((long long)schedstat_val(F)))
+#define PN_SCHEDSTAT(F) SEQ_printf(m, " .%-30s: %lld.%06ld\n", \
+ #F, SPLIT_NS((long long)schedstat_val(stats->F)))
if (!se)
return;
@@ -460,16 +462,19 @@ static void print_cfs_group_stats(struct seq_file *m, int cpu, struct task_group
PN(se->sum_exec_runtime);
if (schedstat_enabled()) {
- PN_SCHEDSTAT(se->statistics.wait_start);
- PN_SCHEDSTAT(se->statistics.sleep_start);
- PN_SCHEDSTAT(se->statistics.block_start);
- PN_SCHEDSTAT(se->statistics.sleep_max);
- PN_SCHEDSTAT(se->statistics.block_max);
- PN_SCHEDSTAT(se->statistics.exec_max);
- PN_SCHEDSTAT(se->statistics.slice_max);
- PN_SCHEDSTAT(se->statistics.wait_max);
- PN_SCHEDSTAT(se->statistics.wait_sum);
- P_SCHEDSTAT(se->statistics.wait_count);
+ struct sched_statistics *stats;
+ stats = __schedstats_from_se(se);
+
+ PN_SCHEDSTAT(wait_start);
+ PN_SCHEDSTAT(sleep_start);
+ PN_SCHEDSTAT(block_start);
+ PN_SCHEDSTAT(sleep_max);
+ PN_SCHEDSTAT(block_max);
+ PN_SCHEDSTAT(exec_max);
+ PN_SCHEDSTAT(slice_max);
+ PN_SCHEDSTAT(wait_max);
+ PN_SCHEDSTAT(wait_sum);
+ P_SCHEDSTAT(wait_count);
}
P(se->load.weight);
@@ -536,9 +541,9 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
p->prio);
SEQ_printf(m, "%9Ld.%06ld %9Ld.%06ld %9Ld.%06ld",
- SPLIT_NS(schedstat_val_or_zero(p->se.statistics.wait_sum)),
+ SPLIT_NS(schedstat_val_or_zero(p->stats.wait_sum)),
SPLIT_NS(p->se.sum_exec_runtime),
- SPLIT_NS(schedstat_val_or_zero(p->se.statistics.sum_sleep_runtime)));
+ SPLIT_NS(schedstat_val_or_zero(p->stats.sum_sleep_runtime)));
#ifdef CONFIG_NUMA_BALANCING
SEQ_printf(m, " %d %d", task_node(p), task_numa_group_id(p));
@@ -944,8 +949,8 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns,
"---------------------------------------------------------"
"----------\n");
-#define P_SCHEDSTAT(F) __PS(#F, schedstat_val(p->F))
-#define PN_SCHEDSTAT(F) __PSN(#F, schedstat_val(p->F))
+#define P_SCHEDSTAT(F) __PS(#F, schedstat_val(p->stats.F))
+#define PN_SCHEDSTAT(F) __PSN(#F, schedstat_val(p->stats.F))
PN(se.exec_start);
PN(se.vruntime);
@@ -958,33 +963,33 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns,
if (schedstat_enabled()) {
u64 avg_atom, avg_per_cpu;
- PN_SCHEDSTAT(se.statistics.sum_sleep_runtime);
- PN_SCHEDSTAT(se.statistics.wait_start);
- PN_SCHEDSTAT(se.statistics.sleep_start);
- PN_SCHEDSTAT(se.statistics.block_start);
- PN_SCHEDSTAT(se.statistics.sleep_max);
- PN_SCHEDSTAT(se.statistics.block_max);
- PN_SCHEDSTAT(se.statistics.exec_max);
- PN_SCHEDSTAT(se.statistics.slice_max);
- PN_SCHEDSTAT(se.statistics.wait_max);
- PN_SCHEDSTAT(se.statistics.wait_sum);
- P_SCHEDSTAT(se.statistics.wait_count);
- PN_SCHEDSTAT(se.statistics.iowait_sum);
- P_SCHEDSTAT(se.statistics.iowait_count);
- P_SCHEDSTAT(se.statistics.nr_migrations_cold);
- P_SCHEDSTAT(se.statistics.nr_failed_migrations_affine);
- P_SCHEDSTAT(se.statistics.nr_failed_migrations_running);
- P_SCHEDSTAT(se.statistics.nr_failed_migrations_hot);
- P_SCHEDSTAT(se.statistics.nr_forced_migrations);
- P_SCHEDSTAT(se.statistics.nr_wakeups);
- P_SCHEDSTAT(se.statistics.nr_wakeups_sync);
- P_SCHEDSTAT(se.statistics.nr_wakeups_migrate);
- P_SCHEDSTAT(se.statistics.nr_wakeups_local);
- P_SCHEDSTAT(se.statistics.nr_wakeups_remote);
- P_SCHEDSTAT(se.statistics.nr_wakeups_affine);
- P_SCHEDSTAT(se.statistics.nr_wakeups_affine_attempts);
- P_SCHEDSTAT(se.statistics.nr_wakeups_passive);
- P_SCHEDSTAT(se.statistics.nr_wakeups_idle);
+ PN_SCHEDSTAT(sum_sleep_runtime);
+ PN_SCHEDSTAT(wait_start);
+ PN_SCHEDSTAT(sleep_start);
+ PN_SCHEDSTAT(block_start);
+ PN_SCHEDSTAT(sleep_max);
+ PN_SCHEDSTAT(block_max);
+ PN_SCHEDSTAT(exec_max);
+ PN_SCHEDSTAT(slice_max);
+ PN_SCHEDSTAT(wait_max);
+ PN_SCHEDSTAT(wait_sum);
+ P_SCHEDSTAT(wait_count);
+ PN_SCHEDSTAT(iowait_sum);
+ P_SCHEDSTAT(iowait_count);
+ P_SCHEDSTAT(nr_migrations_cold);
+ P_SCHEDSTAT(nr_failed_migrations_affine);
+ P_SCHEDSTAT(nr_failed_migrations_running);
+ P_SCHEDSTAT(nr_failed_migrations_hot);
+ P_SCHEDSTAT(nr_forced_migrations);
+ P_SCHEDSTAT(nr_wakeups);
+ P_SCHEDSTAT(nr_wakeups_sync);
+ P_SCHEDSTAT(nr_wakeups_migrate);
+ P_SCHEDSTAT(nr_wakeups_local);
+ P_SCHEDSTAT(nr_wakeups_remote);
+ P_SCHEDSTAT(nr_wakeups_affine);
+ P_SCHEDSTAT(nr_wakeups_affine_attempts);
+ P_SCHEDSTAT(nr_wakeups_passive);
+ P_SCHEDSTAT(nr_wakeups_idle);
avg_atom = p->se.sum_exec_runtime;
if (nr_switches)
@@ -1050,7 +1055,7 @@ void proc_sched_show_task(struct task_struct *p, struct pid_namespace *ns,
void proc_sched_set_task(struct task_struct *p)
{
#ifdef CONFIG_SCHEDSTATS
- memset(&p->se.statistics, 0, sizeof(p->se.statistics));
+ memset(&p->stats, 0, sizeof(p->stats));
#endif
}
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 591fdc81378e..646a6ae4b250 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -837,8 +837,13 @@ static void update_curr(struct cfs_rq *cfs_rq)
curr->exec_start = now;
- schedstat_set(curr->statistics.exec_max,
- max(delta_exec, curr->statistics.exec_max));
+ if (schedstat_enabled()) {
+ struct sched_statistics *stats;
+
+ stats = __schedstats_from_se(curr);
+ __schedstat_set(stats->exec_max,
+ max(delta_exec, stats->exec_max));
+ }
curr->sum_exec_runtime += delta_exec;
schedstat_add(cfs_rq->exec_clock, delta_exec);
@@ -866,39 +871,45 @@ static inline void
update_stats_wait_start(struct cfs_rq *cfs_rq, struct sched_entity *se)
{
u64 wait_start, prev_wait_start;
+ struct sched_statistics *stats;
if (!schedstat_enabled())
return;
+ stats = __schedstats_from_se(se);
+
wait_start = rq_clock(rq_of(cfs_rq));
- prev_wait_start = schedstat_val(se->statistics.wait_start);
+ prev_wait_start = schedstat_val(stats->wait_start);
if (entity_is_task(se) && task_on_rq_migrating(task_of(se)) &&
likely(wait_start > prev_wait_start))
wait_start -= prev_wait_start;
- __schedstat_set(se->statistics.wait_start, wait_start);
+ __schedstat_set(stats->wait_start, wait_start);
}
static inline void
update_stats_wait_end(struct cfs_rq *cfs_rq, struct sched_entity *se)
{
- struct task_struct *p;
+ struct sched_statistics *stats;
+ struct task_struct *p = NULL;
u64 delta;
if (!schedstat_enabled())
return;
+ stats = __schedstats_from_se(se);
+
/*
* When the sched_schedstat changes from 0 to 1, some sched se
* maybe already in the runqueue, the se->statistics.wait_start
* will be 0.So it will let the delta wrong. We need to avoid this
* scenario.
*/
- if (unlikely(!schedstat_val(se->statistics.wait_start)))
+ if (unlikely(!schedstat_val(stats->wait_start)))
return;
- delta = rq_clock(rq_of(cfs_rq)) - schedstat_val(se->statistics.wait_start);
+ delta = rq_clock(rq_of(cfs_rq)) - schedstat_val(stats->wait_start);
if (entity_is_task(se)) {
p = task_of(se);
@@ -908,30 +919,33 @@ update_stats_wait_end(struct cfs_rq *cfs_rq, struct sched_entity *se)
* time stamp can be adjusted to accumulate wait time
* prior to migration.
*/
- __schedstat_set(se->statistics.wait_start, delta);
+ __schedstat_set(stats->wait_start, delta);
return;
}
trace_sched_stat_wait(p, delta);
}
- __schedstat_set(se->statistics.wait_max,
- max(schedstat_val(se->statistics.wait_max), delta));
- __schedstat_inc(se->statistics.wait_count);
- __schedstat_add(se->statistics.wait_sum, delta);
- __schedstat_set(se->statistics.wait_start, 0);
+ __schedstat_set(stats->wait_max,
+ max(schedstat_val(stats->wait_max), delta));
+ __schedstat_inc(stats->wait_count);
+ __schedstat_add(stats->wait_sum, delta);
+ __schedstat_set(stats->wait_start, 0);
}
static inline void
update_stats_enqueue_sleeper(struct cfs_rq *cfs_rq, struct sched_entity *se)
{
+ struct sched_statistics *stats;
struct task_struct *tsk = NULL;
u64 sleep_start, block_start;
if (!schedstat_enabled())
return;
- sleep_start = schedstat_val(se->statistics.sleep_start);
- block_start = schedstat_val(se->statistics.block_start);
+ stats = __schedstats_from_se(se);
+
+ sleep_start = schedstat_val(stats->sleep_start);
+ block_start = schedstat_val(stats->block_start);
if (entity_is_task(se))
tsk = task_of(se);
@@ -942,11 +956,11 @@ update_stats_enqueue_sleeper(struct cfs_rq *cfs_rq, struct sched_entity *se)
if ((s64)delta < 0)
delta = 0;
- if (unlikely(delta > schedstat_val(se->statistics.sleep_max)))
- __schedstat_set(se->statistics.sleep_max, delta);
+ if (unlikely(delta > schedstat_val(stats->sleep_max)))
+ __schedstat_set(stats->sleep_max, delta);
- __schedstat_set(se->statistics.sleep_start, 0);
- __schedstat_add(se->statistics.sum_sleep_runtime, delta);
+ __schedstat_set(stats->sleep_start, 0);
+ __schedstat_add(stats->sum_sleep_runtime, delta);
if (tsk) {
account_scheduler_latency(tsk, delta >> 10, 1);
@@ -959,16 +973,16 @@ update_stats_enqueue_sleeper(struct cfs_rq *cfs_rq, struct sched_entity *se)
if ((s64)delta < 0)
delta = 0;
- if (unlikely(delta > schedstat_val(se->statistics.block_max)))
- __schedstat_set(se->statistics.block_max, delta);
+ if (unlikely(delta > schedstat_val(stats->block_max)))
+ __schedstat_set(stats->block_max, delta);
- __schedstat_set(se->statistics.block_start, 0);
- __schedstat_add(se->statistics.sum_sleep_runtime, delta);
+ __schedstat_set(stats->block_start, 0);
+ __schedstat_add(stats->sum_sleep_runtime, delta);
if (tsk) {
if (tsk->in_iowait) {
- __schedstat_add(se->statistics.iowait_sum, delta);
- __schedstat_inc(se->statistics.iowait_count);
+ __schedstat_add(stats->iowait_sum, delta);
+ __schedstat_inc(stats->iowait_count);
trace_sched_stat_iowait(tsk, delta);
}
@@ -1030,10 +1044,10 @@ update_stats_dequeue(struct cfs_rq *cfs_rq, struct sched_entity *se, int flags)
/* XXX racy against TTWU */
state = READ_ONCE(tsk->__state);
if (state & TASK_INTERRUPTIBLE)
- __schedstat_set(se->statistics.sleep_start,
+ __schedstat_set(tsk->stats.sleep_start,
rq_clock(rq_of(cfs_rq)));
if (state & TASK_UNINTERRUPTIBLE)
- __schedstat_set(se->statistics.block_start,
+ __schedstat_set(tsk->stats.block_start,
rq_clock(rq_of(cfs_rq)));
}
}
@@ -4691,9 +4705,12 @@ set_next_entity(struct cfs_rq *cfs_rq, struct sched_entity *se)
*/
if (schedstat_enabled() &&
rq_of(cfs_rq)->cfs.load.weight >= 2*se->load.weight) {
- schedstat_set(se->statistics.slice_max,
- max((u64)schedstat_val(se->statistics.slice_max),
- se->sum_exec_runtime - se->prev_sum_exec_runtime));
+ struct sched_statistics *stats;
+
+ stats = __schedstats_from_se(se);
+ __schedstat_set(stats->slice_max,
+ max((u64)stats->slice_max,
+ se->sum_exec_runtime - se->prev_sum_exec_runtime));
}
se->prev_sum_exec_runtime = se->sum_exec_runtime;
@@ -6189,12 +6206,12 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p,
if (sched_feat(WA_WEIGHT) && target == nr_cpumask_bits)
target = wake_affine_weight(sd, p, this_cpu, prev_cpu, sync);
- schedstat_inc(p->se.statistics.nr_wakeups_affine_attempts);
- if (target == nr_cpumask_bits)
+ schedstat_inc(p->stats.nr_wakeups_affine_attempts);
+ if (target != this_cpu)
return prev_cpu;
schedstat_inc(sd->ttwu_move_affine);
- schedstat_inc(p->se.statistics.nr_wakeups_affine);
+ schedstat_inc(p->stats.nr_wakeups_affine);
return target;
}
@@ -8030,7 +8047,7 @@ int can_migrate_task(struct task_struct *p, struct lb_env *env)
if (!cpumask_test_cpu(env->dst_cpu, p->cpus_ptr)) {
int cpu;
- schedstat_inc(p->se.statistics.nr_failed_migrations_affine);
+ schedstat_inc(p->stats.nr_failed_migrations_affine);
env->flags |= LBF_SOME_PINNED;
@@ -8064,7 +8081,7 @@ int can_migrate_task(struct task_struct *p, struct lb_env *env)
env->flags &= ~LBF_ALL_PINNED;
if (task_running(env->src_rq, p)) {
- schedstat_inc(p->se.statistics.nr_failed_migrations_running);
+ schedstat_inc(p->stats.nr_failed_migrations_running);
return 0;
}
@@ -8086,12 +8103,12 @@ int can_migrate_task(struct task_struct *p, struct lb_env *env)
env->sd->nr_balance_failed > env->sd->cache_nice_tries) {
if (tsk_cache_hot == 1) {
schedstat_inc(env->sd->lb_hot_gained[env->idle]);
- schedstat_inc(p->se.statistics.nr_forced_migrations);
+ schedstat_inc(p->stats.nr_forced_migrations);
}
return 1;
}
- schedstat_inc(p->se.statistics.nr_failed_migrations_hot);
+ schedstat_inc(p->stats.nr_failed_migrations_hot);
return 0;
}
@@ -11774,7 +11791,7 @@ int alloc_fair_sched_group(struct task_group *tg, struct task_group *parent)
if (!cfs_rq)
goto err;
- se = kzalloc_node(sizeof(struct sched_entity),
+ se = kzalloc_node(sizeof(struct sched_entity_stats),
GFP_KERNEL, cpu_to_node(i));
if (!se)
goto err_free_rq;
diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c
index 08af6076c809..4b9281e6b1cc 100644
--- a/kernel/sched/rt.c
+++ b/kernel/sched/rt.c
@@ -1021,8 +1021,8 @@ static void update_curr_rt(struct rq *rq)
if (unlikely((s64)delta_exec <= 0))
return;
- schedstat_set(curr->se.statistics.exec_max,
- max(curr->se.statistics.exec_max, delta_exec));
+ schedstat_set(curr->stats.exec_max,
+ max(curr->stats.exec_max, delta_exec));
curr->se.sum_exec_runtime += delta_exec;
account_group_exec_runtime(curr, delta_exec);
@@ -1842,11 +1842,15 @@ static struct rq *find_lock_lowest_rq(struct task_struct *task, struct rq *rq)
* the mean time, task could have
* migrated already or had its affinity changed.
* Also make sure that it wasn't scheduled on its rq.
+ * It is possible the task was scheduled, set
+ * "migrate_disabled" and then got preempted, so we must
+ * check the task migration disable flag here too.
*/
if (unlikely(task_rq(task) != rq ||
!cpumask_test_cpu(lowest_rq->cpu, &task->cpus_mask) ||
task_running(rq, task) ||
!rt_task(task) ||
+ is_migration_disabled(task) ||
!task_on_rq_queued(task))) {
double_unlock_balance(rq, lowest_rq);
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h
index 606a3982d13a..975703572bc0 100644
--- a/kernel/sched/stats.h
+++ b/kernel/sched/stats.h
@@ -41,6 +41,7 @@ rq_sched_info_dequeue(struct rq *rq, unsigned long long delta)
#define schedstat_val_or_zero(var) ((schedstat_enabled()) ? (var) : 0)
#else /* !CONFIG_SCHEDSTATS: */
+
static inline void rq_sched_info_arrive (struct rq *rq, unsigned long long delta) { }
static inline void rq_sched_info_dequeue(struct rq *rq, unsigned long long delta) { }
static inline void rq_sched_info_depart (struct rq *rq, unsigned long long delta) { }
@@ -53,8 +54,26 @@ static inline void rq_sched_info_depart (struct rq *rq, unsigned long long delt
# define schedstat_set(var, val) do { } while (0)
# define schedstat_val(var) 0
# define schedstat_val_or_zero(var) 0
+
#endif /* CONFIG_SCHEDSTATS */
+#ifdef CONFIG_FAIR_GROUP_SCHED
+struct sched_entity_stats {
+ struct sched_entity se;
+ struct sched_statistics stats;
+} __no_randomize_layout;
+#endif
+
+static inline struct sched_statistics *
+__schedstats_from_se(struct sched_entity *se)
+{
+#ifdef CONFIG_FAIR_GROUP_SCHED
+ if (!entity_is_task(se))
+ return &container_of(se, struct sched_entity_stats, se)->stats;
+#endif
+ return &task_of(se)->stats;
+}
+
#ifdef CONFIG_PSI
/*
* PSI tracks state that persists across sleeps, such as iowaits and
diff --git a/kernel/sched/stop_task.c b/kernel/sched/stop_task.c
index f988ebe3febb..0b165a25f22f 100644
--- a/kernel/sched/stop_task.c
+++ b/kernel/sched/stop_task.c
@@ -78,8 +78,8 @@ static void put_prev_task_stop(struct rq *rq, struct task_struct *prev)
if (unlikely((s64)delta_exec < 0))
delta_exec = 0;
- schedstat_set(curr->se.statistics.exec_max,
- max(curr->se.statistics.exec_max, delta_exec));
+ schedstat_set(curr->stats.exec_max,
+ max(curr->stats.exec_max, delta_exec));
curr->se.sum_exec_runtime += delta_exec;
account_group_exec_runtime(curr, delta_exec);
diff --git a/kernel/time/posix-cpu-timers.c b/kernel/time/posix-cpu-timers.c
index 96b4e7810426..6b6271387de8 100644
--- a/kernel/time/posix-cpu-timers.c
+++ b/kernel/time/posix-cpu-timers.c
@@ -840,6 +840,8 @@ static u64 collect_timerqueue(struct timerqueue_head *head,
return expires;
ctmr->firing = 1;
+ /* See posix_cpu_timer_wait_running() */
+ rcu_assign_pointer(ctmr->handling, current);
cpu_timer_dequeue(ctmr);
list_add_tail(&ctmr->elist, firing);
}
@@ -1155,7 +1157,49 @@ static void handle_posix_cpu_timers(struct task_struct *tsk);
#ifdef CONFIG_POSIX_CPU_TIMERS_TASK_WORK
static void posix_cpu_timers_work(struct callback_head *work)
{
+ struct posix_cputimers_work *cw = container_of(work, typeof(*cw), work);
+
+ mutex_lock(&cw->mutex);
handle_posix_cpu_timers(current);
+ mutex_unlock(&cw->mutex);
+}
+
+/*
+ * Invoked from the posix-timer core when a cancel operation failed because
+ * the timer is marked firing. The caller holds rcu_read_lock(), which
+ * protects the timer and the task which is expiring it from being freed.
+ */
+static void posix_cpu_timer_wait_running(struct k_itimer *timr)
+{
+ struct task_struct *tsk = rcu_dereference(timr->it.cpu.handling);
+
+ /* Has the handling task completed expiry already? */
+ if (!tsk)
+ return;
+
+ /* Ensure that the task cannot go away */
+ get_task_struct(tsk);
+ /* Now drop the RCU protection so the mutex can be locked */
+ rcu_read_unlock();
+ /* Wait on the expiry mutex */
+ mutex_lock(&tsk->posix_cputimers_work.mutex);
+ /* Release it immediately again. */
+ mutex_unlock(&tsk->posix_cputimers_work.mutex);
+ /* Drop the task reference. */
+ put_task_struct(tsk);
+ /* Relock RCU so the callsite is balanced */
+ rcu_read_lock();
+}
+
+static void posix_cpu_timer_wait_running_nsleep(struct k_itimer *timr)
+{
+ /* Ensure that timr->it.cpu.handling task cannot go away */
+ rcu_read_lock();
+ spin_unlock_irq(&timr->it_lock);
+ posix_cpu_timer_wait_running(timr);
+ rcu_read_unlock();
+ /* @timr is on stack and is valid */
+ spin_lock_irq(&timr->it_lock);
}
/*
@@ -1171,6 +1215,7 @@ void clear_posix_cputimers_work(struct task_struct *p)
sizeof(p->posix_cputimers_work.work));
init_task_work(&p->posix_cputimers_work.work,
posix_cpu_timers_work);
+ mutex_init(&p->posix_cputimers_work.mutex);
p->posix_cputimers_work.scheduled = false;
}
@@ -1249,6 +1294,18 @@ static inline void __run_posix_cpu_timers(struct task_struct *tsk)
lockdep_posixtimer_exit();
}
+static void posix_cpu_timer_wait_running(struct k_itimer *timr)
+{
+ cpu_relax();
+}
+
+static void posix_cpu_timer_wait_running_nsleep(struct k_itimer *timr)
+{
+ spin_unlock_irq(&timr->it_lock);
+ cpu_relax();
+ spin_lock_irq(&timr->it_lock);
+}
+
static inline bool posix_cpu_timers_work_scheduled(struct task_struct *tsk)
{
return false;
@@ -1357,6 +1414,8 @@ static void handle_posix_cpu_timers(struct task_struct *tsk)
*/
if (likely(cpu_firing >= 0))
cpu_timer_fire(timer);
+ /* See posix_cpu_timer_wait_running() */
+ rcu_assign_pointer(timer->it.cpu.handling, NULL);
spin_unlock(&timer->it_lock);
}
}
@@ -1491,23 +1550,16 @@ static int do_cpu_nanosleep(const clockid_t which_clock, int flags,
expires = cpu_timer_getexpires(&timer.it.cpu);
error = posix_cpu_timer_set(&timer, 0, &zero_it, &it);
if (!error) {
- /*
- * Timer is now unarmed, deletion can not fail.
- */
+ /* Timer is now unarmed, deletion can not fail. */
posix_cpu_timer_del(&timer);
+ } else {
+ while (error == TIMER_RETRY) {
+ posix_cpu_timer_wait_running_nsleep(&timer);
+ error = posix_cpu_timer_del(&timer);
+ }
}
- spin_unlock_irq(&timer.it_lock);
- while (error == TIMER_RETRY) {
- /*
- * We need to handle case when timer was or is in the
- * middle of firing. In other cases we already freed
- * resources.
- */
- spin_lock_irq(&timer.it_lock);
- error = posix_cpu_timer_del(&timer);
- spin_unlock_irq(&timer.it_lock);
- }
+ spin_unlock_irq(&timer.it_lock);
if ((it.it_value.tv_sec | it.it_value.tv_nsec) == 0) {
/*
@@ -1617,6 +1669,7 @@ const struct k_clock clock_posix_cpu = {
.timer_del = posix_cpu_timer_del,
.timer_get = posix_cpu_timer_get,
.timer_rearm = posix_cpu_timer_rearm,
+ .timer_wait_running = posix_cpu_timer_wait_running,
};
const struct k_clock clock_process = {
diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c
index 0c8a87a11b39..808a247205a9 100644
--- a/kernel/time/posix-timers.c
+++ b/kernel/time/posix-timers.c
@@ -846,6 +846,10 @@ static struct k_itimer *timer_wait_running(struct k_itimer *timer,
rcu_read_lock();
unlock_timer(timer, *flags);
+ /*
+ * kc->timer_wait_running() might drop RCU lock. So @timer
+ * cannot be touched anymore after the function returns!
+ */
if (!WARN_ON_ONCE(!kc->timer_wait_running))
kc->timer_wait_running(timer);
diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c
index 46789356f856..65b8658da829 100644
--- a/kernel/time/tick-common.c
+++ b/kernel/time/tick-common.c
@@ -218,9 +218,19 @@ static void tick_setup_device(struct tick_device *td,
* this cpu:
*/
if (tick_do_timer_cpu == TICK_DO_TIMER_BOOT) {
+ ktime_t next_p;
+ u32 rem;
+
tick_do_timer_cpu = cpu;
- tick_next_period = ktime_get();
+ next_p = ktime_get();
+ div_u64_rem(next_p, TICK_NSEC, &rem);
+ if (rem) {
+ next_p -= rem;
+ next_p += TICK_NSEC;
+ }
+
+ tick_next_period = next_p;
#ifdef CONFIG_NO_HZ_FULL
/*
* The boot CPU may be nohz_full, in which case set
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index 9c6f661fb436..e014927c82e7 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -264,6 +264,11 @@ static bool check_tick_dependency(atomic_t *dep)
return true;
}
+ if (val & TICK_DEP_MASK_RCU_EXP) {
+ trace_tick_stop(0, TICK_DEP_MASK_RCU_EXP);
+ return true;
+ }
+
return false;
}
@@ -510,7 +515,7 @@ void __init tick_nohz_full_setup(cpumask_var_t cpumask)
tick_nohz_full_running = true;
}
-static int tick_nohz_cpu_down(unsigned int cpu)
+bool tick_nohz_cpu_hotpluggable(unsigned int cpu)
{
/*
* The tick_do_timer_cpu CPU handles housekeeping duty (unbound
@@ -518,8 +523,13 @@ static int tick_nohz_cpu_down(unsigned int cpu)
* CPUs. It must remain online when nohz full is enabled.
*/
if (tick_nohz_full_running && tick_do_timer_cpu == cpu)
- return -EBUSY;
- return 0;
+ return false;
+ return true;
+}
+
+static int tick_nohz_cpu_down(unsigned int cpu)
+{
+ return tick_nohz_cpu_hotpluggable(cpu) ? 0 : -EBUSY;
}
void __init tick_nohz_init(void)
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index d6a0ff68df41..d921c1b256cf 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -523,7 +523,7 @@ EXPORT_SYMBOL_GPL(ktime_get_raw_fast_ns);
* partially updated. Since the tk->offs_boot update is a rare event, this
* should be a rare occurrence which postprocessing should be able to handle.
*
- * The caveats vs. timestamp ordering as documented for ktime_get_fast_ns()
+ * The caveats vs. timestamp ordering as documented for ktime_get_mono_fast_ns()
* apply as well.
*/
u64 notrace ktime_get_boot_fast_ns(void)
@@ -559,7 +559,7 @@ static __always_inline u64 __ktime_get_real_fast(struct tk_fast *tkf, u64 *mono)
/**
* ktime_get_real_fast_ns: - NMI safe and fast access to clock realtime.
*
- * See ktime_get_fast_ns() for documentation of the time stamp ordering.
+ * See ktime_get_mono_fast_ns() for documentation of the time stamp ordering.
*/
u64 ktime_get_real_fast_ns(void)
{
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index c75c81f0a3c3..bacd1f87f941 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -1742,6 +1742,8 @@ static void rb_free_cpu_buffer(struct ring_buffer_per_cpu *cpu_buffer)
struct list_head *head = cpu_buffer->pages;
struct buffer_page *bpage, *tmp;
+ irq_work_sync(&cpu_buffer->irq_work.work);
+
free_buffer_page(cpu_buffer->reader_page);
if (head) {
@@ -1848,6 +1850,8 @@ ring_buffer_free(struct trace_buffer *buffer)
cpuhp_state_remove_instance(CPUHP_TRACE_RB_PREPARE, &buffer->node);
+ irq_work_sync(&buffer->irq_work.work);
+
for_each_buffer_cpu(buffer, cpu)
rb_free_cpu_buffer(buffer->buffers[cpu]);
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index e2277cba4817..f8b5abd6e36c 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -9565,7 +9565,7 @@ init_tracer_tracefs(struct trace_array *tr, struct dentry *d_tracer)
tr->buffer_percent = 50;
- trace_create_file("buffer_percent", TRACE_MODE_READ, d_tracer,
+ trace_create_file("buffer_percent", TRACE_MODE_WRITE, d_tracer,
tr, &buffer_percent_fops);
create_trace_options_dir(tr);
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index f5fa7be8d17e..2d27bed9881d 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -375,6 +375,7 @@ EXPORT_SYMBOL_GPL(system_freezable_power_efficient_wq);
static int worker_thread(void *__worker);
static void workqueue_sysfs_unregister(struct workqueue_struct *wq);
static void show_pwq(struct pool_workqueue *pwq);
+static void show_one_worker_pool(struct worker_pool *pool);
#define CREATE_TRACE_POINTS
#include <trace/events/workqueue.h>
@@ -4454,7 +4455,7 @@ void destroy_workqueue(struct workqueue_struct *wq)
raw_spin_unlock_irq(&pwq->pool->lock);
mutex_unlock(&wq->mutex);
mutex_unlock(&wq_pool_mutex);
- show_workqueue_state();
+ show_one_workqueue(wq);
return;
}
raw_spin_unlock_irq(&pwq->pool->lock);
@@ -4804,97 +4805,120 @@ static void show_pwq(struct pool_workqueue *pwq)
}
/**
- * show_workqueue_state - dump workqueue state
- *
- * Called from a sysrq handler or try_to_freeze_tasks() and prints out
- * all busy workqueues and pools.
+ * show_one_workqueue - dump state of specified workqueue
+ * @wq: workqueue whose state will be printed
*/
-void show_workqueue_state(void)
+void show_one_workqueue(struct workqueue_struct *wq)
{
- struct workqueue_struct *wq;
- struct worker_pool *pool;
+ struct pool_workqueue *pwq;
+ bool idle = true;
unsigned long flags;
- int pi;
- rcu_read_lock();
-
- pr_info("Showing busy workqueues and worker pools:\n");
-
- list_for_each_entry_rcu(wq, &workqueues, list) {
- struct pool_workqueue *pwq;
- bool idle = true;
-
- for_each_pwq(pwq, wq) {
- if (pwq->nr_active || !list_empty(&pwq->inactive_works)) {
- idle = false;
- break;
- }
+ for_each_pwq(pwq, wq) {
+ if (pwq->nr_active || !list_empty(&pwq->inactive_works)) {
+ idle = false;
+ break;
}
- if (idle)
- continue;
+ }
+ if (idle) /* Nothing to print for idle workqueue */
+ return;
- pr_info("workqueue %s: flags=0x%x\n", wq->name, wq->flags);
+ pr_info("workqueue %s: flags=0x%x\n", wq->name, wq->flags);
- for_each_pwq(pwq, wq) {
- raw_spin_lock_irqsave(&pwq->pool->lock, flags);
- if (pwq->nr_active || !list_empty(&pwq->inactive_works)) {
- /*
- * Defer printing to avoid deadlocks in console
- * drivers that queue work while holding locks
- * also taken in their write paths.
- */
- printk_deferred_enter();
- show_pwq(pwq);
- printk_deferred_exit();
- }
- raw_spin_unlock_irqrestore(&pwq->pool->lock, flags);
+ for_each_pwq(pwq, wq) {
+ raw_spin_lock_irqsave(&pwq->pool->lock, flags);
+ if (pwq->nr_active || !list_empty(&pwq->inactive_works)) {
/*
- * We could be printing a lot from atomic context, e.g.
- * sysrq-t -> show_workqueue_state(). Avoid triggering
- * hard lockup.
+ * Defer printing to avoid deadlocks in console
+ * drivers that queue work while holding locks
+ * also taken in their write paths.
*/
- touch_nmi_watchdog();
- }
- }
-
- for_each_pool(pool, pi) {
- struct worker *worker;
- bool first = true;
-
- raw_spin_lock_irqsave(&pool->lock, flags);
- if (pool->nr_workers == pool->nr_idle)
- goto next_pool;
- /*
- * Defer printing to avoid deadlocks in console drivers that
- * queue work while holding locks also taken in their write
- * paths.
- */
- printk_deferred_enter();
- pr_info("pool %d:", pool->id);
- pr_cont_pool_info(pool);
- pr_cont(" hung=%us workers=%d",
- jiffies_to_msecs(jiffies - pool->watchdog_ts) / 1000,
- pool->nr_workers);
- if (pool->manager)
- pr_cont(" manager: %d",
- task_pid_nr(pool->manager->task));
- list_for_each_entry(worker, &pool->idle_list, entry) {
- pr_cont(" %s%d", first ? "idle: " : "",
- task_pid_nr(worker->task));
- first = false;
+ printk_deferred_enter();
+ show_pwq(pwq);
+ printk_deferred_exit();
}
- pr_cont("\n");
- printk_deferred_exit();
- next_pool:
- raw_spin_unlock_irqrestore(&pool->lock, flags);
+ raw_spin_unlock_irqrestore(&pwq->pool->lock, flags);
/*
* We could be printing a lot from atomic context, e.g.
- * sysrq-t -> show_workqueue_state(). Avoid triggering
+ * sysrq-t -> show_all_workqueues(). Avoid triggering
* hard lockup.
*/
touch_nmi_watchdog();
}
+}
+
+/**
+ * show_one_worker_pool - dump state of specified worker pool
+ * @pool: worker pool whose state will be printed
+ */
+static void show_one_worker_pool(struct worker_pool *pool)
+{
+ struct worker *worker;
+ bool first = true;
+ unsigned long flags;
+ unsigned long hung = 0;
+
+ raw_spin_lock_irqsave(&pool->lock, flags);
+ if (pool->nr_workers == pool->nr_idle)
+ goto next_pool;
+
+ /* How long the first pending work is waiting for a worker. */
+ if (!list_empty(&pool->worklist))
+ hung = jiffies_to_msecs(jiffies - pool->watchdog_ts) / 1000;
+
+ /*
+ * Defer printing to avoid deadlocks in console drivers that
+ * queue work while holding locks also taken in their write
+ * paths.
+ */
+ printk_deferred_enter();
+ pr_info("pool %d:", pool->id);
+ pr_cont_pool_info(pool);
+ pr_cont(" hung=%lus workers=%d", hung, pool->nr_workers);
+ if (pool->manager)
+ pr_cont(" manager: %d",
+ task_pid_nr(pool->manager->task));
+ list_for_each_entry(worker, &pool->idle_list, entry) {
+ pr_cont(" %s%d", first ? "idle: " : "",
+ task_pid_nr(worker->task));
+ first = false;
+ }
+ pr_cont("\n");
+ printk_deferred_exit();
+next_pool:
+ raw_spin_unlock_irqrestore(&pool->lock, flags);
+ /*
+ * We could be printing a lot from atomic context, e.g.
+ * sysrq-t -> show_all_workqueues(). Avoid triggering
+ * hard lockup.
+ */
+ touch_nmi_watchdog();
+
+}
+
+/**
+ * show_all_workqueues - dump workqueue state
+ *
+ * Called from a sysrq handler or try_to_freeze_tasks() and prints out
+ * all busy workqueues and pools.
+ */
+void show_all_workqueues(void)
+{
+ struct workqueue_struct *wq;
+ struct worker_pool *pool;
+ int pi;
+
+ rcu_read_lock();
+
+ pr_info("Showing busy workqueues and worker pools:\n");
+
+ list_for_each_entry_rcu(wq, &workqueues, list)
+ show_one_workqueue(wq);
+
+ for_each_pool(pool, pi)
+ show_one_worker_pool(pool);
+
rcu_read_unlock();
}
@@ -5883,7 +5907,7 @@ static void wq_watchdog_timer_fn(struct timer_list *unused)
rcu_read_unlock();
if (lockup_detected)
- show_workqueue_state();
+ show_all_workqueues();
wq_watchdog_reset_touched();
mod_timer(&wq_watchdog_timer, jiffies + thresh);
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 793c31b7e417..824337ec36aa 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -219,10 +219,6 @@ static struct debug_obj *__alloc_object(struct hlist_head *list)
return obj;
}
-/*
- * Allocate a new object. If the pool is empty, switch off the debugger.
- * Must be called with interrupts disabled.
- */
static struct debug_obj *
alloc_object(void *addr, struct debug_bucket *b, const struct debug_obj_descr *descr)
{
@@ -555,36 +551,74 @@ static void debug_object_is_on_stack(void *addr, int onstack)
WARN_ON(1);
}
-static void
-__debug_object_init(void *addr, const struct debug_obj_descr *descr, int onstack)
+static struct debug_obj *lookup_object_or_alloc(void *addr, struct debug_bucket *b,
+ const struct debug_obj_descr *descr,
+ bool onstack, bool alloc_ifstatic)
{
- enum debug_obj_state state;
- bool check_stack = false;
- struct debug_bucket *db;
- struct debug_obj *obj;
- unsigned long flags;
+ struct debug_obj *obj = lookup_object(addr, b);
+ enum debug_obj_state state = ODEBUG_STATE_NONE;
+
+ if (likely(obj))
+ return obj;
+
+ /*
+ * debug_object_init() unconditionally allocates untracked
+ * objects. It does not matter whether it is a static object or
+ * not.
+ *
+ * debug_object_assert_init() and debug_object_activate() allow
+ * allocation only if the descriptor callback confirms that the
+ * object is static and considered initialized. For non-static
+ * objects the allocation needs to be done from the fixup callback.
+ */
+ if (unlikely(alloc_ifstatic)) {
+ if (!descr->is_static_object || !descr->is_static_object(addr))
+ return ERR_PTR(-ENOENT);
+ /* Statically allocated objects are considered initialized */
+ state = ODEBUG_STATE_INIT;
+ }
+
+ obj = alloc_object(addr, b, descr);
+ if (likely(obj)) {
+ obj->state = state;
+ debug_object_is_on_stack(addr, onstack);
+ return obj;
+ }
+
+ /* Out of memory. Do the cleanup outside of the locked region */
+ debug_objects_enabled = 0;
+ return NULL;
+}
+static void debug_objects_fill_pool(void)
+{
/*
* On RT enabled kernels the pool refill must happen in preemptible
* context:
*/
if (!IS_ENABLED(CONFIG_PREEMPT_RT) || preemptible())
fill_pool();
+}
+
+static void
+__debug_object_init(void *addr, const struct debug_obj_descr *descr, int onstack)
+{
+ enum debug_obj_state state;
+ struct debug_bucket *db;
+ struct debug_obj *obj;
+ unsigned long flags;
+
+ debug_objects_fill_pool();
db = get_bucket((unsigned long) addr);
raw_spin_lock_irqsave(&db->lock, flags);
- obj = lookup_object(addr, db);
- if (!obj) {
- obj = alloc_object(addr, db, descr);
- if (!obj) {
- debug_objects_enabled = 0;
- raw_spin_unlock_irqrestore(&db->lock, flags);
- debug_objects_oom();
- return;
- }
- check_stack = true;
+ obj = lookup_object_or_alloc(addr, db, descr, onstack, false);
+ if (unlikely(!obj)) {
+ raw_spin_unlock_irqrestore(&db->lock, flags);
+ debug_objects_oom();
+ return;
}
switch (obj->state) {
@@ -610,8 +644,6 @@ __debug_object_init(void *addr, const struct debug_obj_descr *descr, int onstack
}
raw_spin_unlock_irqrestore(&db->lock, flags);
- if (check_stack)
- debug_object_is_on_stack(addr, onstack);
}
/**
@@ -651,24 +683,24 @@ EXPORT_SYMBOL_GPL(debug_object_init_on_stack);
*/
int debug_object_activate(void *addr, const struct debug_obj_descr *descr)
{
+ struct debug_obj o = { .object = addr, .state = ODEBUG_STATE_NOTAVAILABLE, .descr = descr };
enum debug_obj_state state;
struct debug_bucket *db;
struct debug_obj *obj;
unsigned long flags;
int ret;
- struct debug_obj o = { .object = addr,
- .state = ODEBUG_STATE_NOTAVAILABLE,
- .descr = descr };
if (!debug_objects_enabled)
return 0;
+ debug_objects_fill_pool();
+
db = get_bucket((unsigned long) addr);
raw_spin_lock_irqsave(&db->lock, flags);
- obj = lookup_object(addr, db);
- if (obj) {
+ obj = lookup_object_or_alloc(addr, db, descr, false, true);
+ if (likely(!IS_ERR_OR_NULL(obj))) {
bool print_object = false;
switch (obj->state) {
@@ -701,24 +733,16 @@ int debug_object_activate(void *addr, const struct debug_obj_descr *descr)
raw_spin_unlock_irqrestore(&db->lock, flags);
- /*
- * We are here when a static object is activated. We
- * let the type specific code confirm whether this is
- * true or not. if true, we just make sure that the
- * static object is tracked in the object tracker. If
- * not, this must be a bug, so we try to fix it up.
- */
- if (descr->is_static_object && descr->is_static_object(addr)) {
- /* track this static object */
- debug_object_init(addr, descr);
- debug_object_activate(addr, descr);
- } else {
- debug_print_object(&o, "activate");
- ret = debug_object_fixup(descr->fixup_activate, addr,
- ODEBUG_STATE_NOTAVAILABLE);
- return ret ? 0 : -EINVAL;
+ /* If NULL the allocation has hit OOM */
+ if (!obj) {
+ debug_objects_oom();
+ return 0;
}
- return 0;
+
+ /* Object is neither static nor tracked. It's not initialized */
+ debug_print_object(&o, "activate");
+ ret = debug_object_fixup(descr->fixup_activate, addr, ODEBUG_STATE_NOTAVAILABLE);
+ return ret ? 0 : -EINVAL;
}
EXPORT_SYMBOL_GPL(debug_object_activate);
@@ -872,6 +896,7 @@ EXPORT_SYMBOL_GPL(debug_object_free);
*/
void debug_object_assert_init(void *addr, const struct debug_obj_descr *descr)
{
+ struct debug_obj o = { .object = addr, .state = ODEBUG_STATE_NOTAVAILABLE, .descr = descr };
struct debug_bucket *db;
struct debug_obj *obj;
unsigned long flags;
@@ -879,34 +904,25 @@ void debug_object_assert_init(void *addr, const struct debug_obj_descr *descr)
if (!debug_objects_enabled)
return;
+ debug_objects_fill_pool();
+
db = get_bucket((unsigned long) addr);
raw_spin_lock_irqsave(&db->lock, flags);
+ obj = lookup_object_or_alloc(addr, db, descr, false, true);
+ raw_spin_unlock_irqrestore(&db->lock, flags);
+ if (likely(!IS_ERR_OR_NULL(obj)))
+ return;
- obj = lookup_object(addr, db);
+ /* If NULL the allocation has hit OOM */
if (!obj) {
- struct debug_obj o = { .object = addr,
- .state = ODEBUG_STATE_NOTAVAILABLE,
- .descr = descr };
-
- raw_spin_unlock_irqrestore(&db->lock, flags);
- /*
- * Maybe the object is static, and we let the type specific
- * code confirm. Track this static object if true, else invoke
- * fixup.
- */
- if (descr->is_static_object && descr->is_static_object(addr)) {
- /* Track this static object */
- debug_object_init(addr, descr);
- } else {
- debug_print_object(&o, "assert_init");
- debug_object_fixup(descr->fixup_assert_init, addr,
- ODEBUG_STATE_NOTAVAILABLE);
- }
+ debug_objects_oom();
return;
}
- raw_spin_unlock_irqrestore(&db->lock, flags);
+ /* Object is neither tracked nor static. It's not initialized. */
+ debug_print_object(&o, "assert_init");
+ debug_object_fixup(descr->fixup_assert_init, addr, ODEBUG_STATE_NOTAVAILABLE);
}
EXPORT_SYMBOL_GPL(debug_object_assert_init);
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 142e118ade87..afdd13276845 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -385,6 +385,15 @@ static LIST_HEAD(offline_cgwbs);
static void cleanup_offline_cgwbs_workfn(struct work_struct *work);
static DECLARE_WORK(cleanup_offline_cgwbs_work, cleanup_offline_cgwbs_workfn);
+static void cgwb_free_rcu(struct rcu_head *rcu_head)
+{
+ struct bdi_writeback *wb = container_of(rcu_head,
+ struct bdi_writeback, rcu);
+
+ percpu_ref_exit(&wb->refcnt);
+ kfree(wb);
+}
+
static void cgwb_release_workfn(struct work_struct *work)
{
struct bdi_writeback *wb = container_of(work, struct bdi_writeback,
@@ -407,10 +416,9 @@ static void cgwb_release_workfn(struct work_struct *work)
list_del(&wb->offline_node);
spin_unlock_irq(&cgwb_lock);
- percpu_ref_exit(&wb->refcnt);
wb_exit(wb);
WARN_ON_ONCE(!list_empty(&wb->b_attached));
- kfree_rcu(wb, rcu);
+ call_rcu(&wb->rcu, cgwb_free_rcu);
}
static void cgwb_release(struct percpu_ref *refcnt)
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index a54535cbcf4c..b6d456c7952e 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -365,7 +365,7 @@ static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
switch (cmd) {
case SIOCSHWTSTAMP:
- if (!net_eq(dev_net(dev), &init_net))
+ if (!net_eq(dev_net(dev), dev_net(real_dev)))
break;
fallthrough;
case SIOCGMIIPHY:
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 46cc3a7632f7..d4b25d6fd01d 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4960,6 +4960,9 @@ void __skb_tstamp_tx(struct sk_buff *orig_skb,
skb = alloc_skb(0, GFP_ATOMIC);
} else {
skb = skb_clone(orig_skb, GFP_ATOMIC);
+
+ if (skb_orphan_frags_rx(skb, GFP_ATOMIC))
+ return;
}
if (!skb)
return;
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index ef786c6232df..ae8a456df5ab 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1555,9 +1555,19 @@ struct sk_buff *__ip_make_skb(struct sock *sk,
cork->dst = NULL;
skb_dst_set(skb, &rt->dst);
- if (iph->protocol == IPPROTO_ICMP)
- icmp_out_count(net, ((struct icmphdr *)
- skb_transport_header(skb))->type);
+ if (iph->protocol == IPPROTO_ICMP) {
+ u8 icmp_type;
+
+ /* For such sockets, transhdrlen is zero when do ip_append_data(),
+ * so icmphdr does not in skb linear region and can not get icmp_type
+ * by icmp_hdr(skb)->type.
+ */
+ if (sk->sk_type == SOCK_RAW && !inet_sk(sk)->hdrincl)
+ icmp_type = fl4->fl4_icmp_type;
+ else
+ icmp_type = icmp_hdr(skb)->type;
+ icmp_out_count(net, icmp_type);
+ }
ip_cork_release(cork);
out:
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index d950041364d5..091df8a7cb1e 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -4839,12 +4839,24 @@ static void nf_tables_unbind_set(const struct nft_ctx *ctx, struct nft_set *set,
}
}
+void nf_tables_activate_set(const struct nft_ctx *ctx, struct nft_set *set)
+{
+ if (nft_set_is_anonymous(set))
+ nft_clear(ctx->net, set);
+
+ set->use++;
+}
+EXPORT_SYMBOL_GPL(nf_tables_activate_set);
+
void nf_tables_deactivate_set(const struct nft_ctx *ctx, struct nft_set *set,
struct nft_set_binding *binding,
enum nft_trans_phase phase)
{
switch (phase) {
case NFT_TRANS_PREPARE:
+ if (nft_set_is_anonymous(set))
+ nft_deactivate_next(ctx->net, set);
+
set->use--;
return;
case NFT_TRANS_ABORT:
@@ -8360,6 +8372,8 @@ static int nf_tables_validate(struct net *net)
if (nft_table_validate(net, table) < 0)
return -EAGAIN;
}
+
+ nft_validate_state_update(net, NFT_VALIDATE_SKIP);
break;
}
@@ -9231,11 +9245,6 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action)
return 0;
}
-static void nf_tables_cleanup(struct net *net)
-{
- nft_validate_state_update(net, NFT_VALIDATE_SKIP);
-}
-
static int nf_tables_abort(struct net *net, struct sk_buff *skb,
enum nfnl_abort_action action)
{
@@ -9269,7 +9278,6 @@ static const struct nfnetlink_subsystem nf_tables_subsys = {
.cb = nf_tables_cb,
.commit = nf_tables_commit,
.abort = nf_tables_abort,
- .cleanup = nf_tables_cleanup,
.valid_genid = nf_tables_valid_genid,
.owner = THIS_MODULE,
};
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 2cce4033a70a..4d7a2a7bbd43 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -585,8 +585,6 @@ static void nfnetlink_rcv_batch(struct sk_buff *skb, struct nlmsghdr *nlh,
goto replay_abort;
}
}
- if (ss->cleanup)
- ss->cleanup(net);
nfnl_err_deliver(&err_list, oskb);
kfree_skb(skb);
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 87f3af4645d9..29c7ae8789e9 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -342,7 +342,7 @@ static void nft_dynset_activate(const struct nft_ctx *ctx,
{
struct nft_dynset *priv = nft_expr_priv(expr);
- priv->set->use++;
+ nf_tables_activate_set(ctx, priv->set);
}
static void nft_dynset_destroy(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_lookup.c b/net/netfilter/nft_lookup.c
index bd3485dd930f..9d18c5428d53 100644
--- a/net/netfilter/nft_lookup.c
+++ b/net/netfilter/nft_lookup.c
@@ -167,7 +167,7 @@ static void nft_lookup_activate(const struct nft_ctx *ctx,
{
struct nft_lookup *priv = nft_expr_priv(expr);
- priv->set->use++;
+ nf_tables_activate_set(ctx, priv->set);
}
static void nft_lookup_destroy(const struct nft_ctx *ctx,
diff --git a/net/netfilter/nft_objref.c b/net/netfilter/nft_objref.c
index 94b2327e71dc..3ff91bcaa5f2 100644
--- a/net/netfilter/nft_objref.c
+++ b/net/netfilter/nft_objref.c
@@ -183,7 +183,7 @@ static void nft_objref_map_activate(const struct nft_ctx *ctx,
{
struct nft_objref_map *priv = nft_expr_priv(expr);
- priv->set->use++;
+ nf_tables_activate_set(ctx, priv->set);
}
static void nft_objref_map_destroy(const struct nft_ctx *ctx,
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 011ec7d9a719..84a7a29be49d 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1752,7 +1752,8 @@ static int netlink_getsockopt(struct socket *sock, int level, int optname,
{
struct sock *sk = sock->sk;
struct netlink_sock *nlk = nlk_sk(sk);
- int len, val, err;
+ unsigned int flag;
+ int len, val;
if (level != SOL_NETLINK)
return -ENOPROTOOPT;
@@ -1764,39 +1765,17 @@ static int netlink_getsockopt(struct socket *sock, int level, int optname,
switch (optname) {
case NETLINK_PKTINFO:
- if (len < sizeof(int))
- return -EINVAL;
- len = sizeof(int);
- val = nlk->flags & NETLINK_F_RECV_PKTINFO ? 1 : 0;
- if (put_user(len, optlen) ||
- put_user(val, optval))
- return -EFAULT;
- err = 0;
+ flag = NETLINK_F_RECV_PKTINFO;
break;
case NETLINK_BROADCAST_ERROR:
- if (len < sizeof(int))
- return -EINVAL;
- len = sizeof(int);
- val = nlk->flags & NETLINK_F_BROADCAST_SEND_ERROR ? 1 : 0;
- if (put_user(len, optlen) ||
- put_user(val, optval))
- return -EFAULT;
- err = 0;
+ flag = NETLINK_F_BROADCAST_SEND_ERROR;
break;
case NETLINK_NO_ENOBUFS:
- if (len < sizeof(int))
- return -EINVAL;
- len = sizeof(int);
- val = nlk->flags & NETLINK_F_RECV_NO_ENOBUFS ? 1 : 0;
- if (put_user(len, optlen) ||
- put_user(val, optval))
- return -EFAULT;
- err = 0;
+ flag = NETLINK_F_RECV_NO_ENOBUFS;
break;
case NETLINK_LIST_MEMBERSHIPS: {
- int pos, idx, shift;
+ int pos, idx, shift, err = 0;
- err = 0;
netlink_lock_table();
for (pos = 0; pos * 8 < nlk->ngroups; pos += sizeof(u32)) {
if (len - pos < sizeof(u32))
@@ -1813,40 +1792,32 @@ static int netlink_getsockopt(struct socket *sock, int level, int optname,
if (put_user(ALIGN(nlk->ngroups / 8, sizeof(u32)), optlen))
err = -EFAULT;
netlink_unlock_table();
- break;
+ return err;
}
case NETLINK_CAP_ACK:
- if (len < sizeof(int))
- return -EINVAL;
- len = sizeof(int);
- val = nlk->flags & NETLINK_F_CAP_ACK ? 1 : 0;
- if (put_user(len, optlen) ||
- put_user(val, optval))
- return -EFAULT;
- err = 0;
+ flag = NETLINK_F_CAP_ACK;
break;
case NETLINK_EXT_ACK:
- if (len < sizeof(int))
- return -EINVAL;
- len = sizeof(int);
- val = nlk->flags & NETLINK_F_EXT_ACK ? 1 : 0;
- if (put_user(len, optlen) || put_user(val, optval))
- return -EFAULT;
- err = 0;
+ flag = NETLINK_F_EXT_ACK;
break;
case NETLINK_GET_STRICT_CHK:
- if (len < sizeof(int))
- return -EINVAL;
- len = sizeof(int);
- val = nlk->flags & NETLINK_F_STRICT_CHK ? 1 : 0;
- if (put_user(len, optlen) || put_user(val, optval))
- return -EFAULT;
- err = 0;
+ flag = NETLINK_F_STRICT_CHK;
break;
default:
- err = -ENOPROTOOPT;
+ return -ENOPROTOOPT;
}
- return err;
+
+ if (len < sizeof(int))
+ return -EINVAL;
+
+ len = sizeof(int);
+ val = nlk->flags & flag ? 1 : 0;
+
+ if (put_user(len, optlen) ||
+ copy_to_user(optval, &val, len))
+ return -EFAULT;
+
+ return 0;
}
static void netlink_cmsg_recv_pktinfo(struct msghdr *msg, struct sk_buff *skb)
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 7f9f2d0ef0e6..0db871edd3a1 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -271,7 +271,8 @@ static void packet_cached_dev_reset(struct packet_sock *po)
static bool packet_use_direct_xmit(const struct packet_sock *po)
{
- return po->xmit == packet_direct_xmit;
+ /* Paired with WRITE_ONCE() in packet_setsockopt() */
+ return READ_ONCE(po->xmit) == packet_direct_xmit;
}
static u16 packet_pick_tx_queue(struct sk_buff *skb)
@@ -2148,7 +2149,7 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev,
sll = &PACKET_SKB_CB(skb)->sa.ll;
sll->sll_hatype = dev->type;
sll->sll_pkttype = skb->pkt_type;
- if (unlikely(po->origdev))
+ if (unlikely(packet_sock_flag(po, PACKET_SOCK_ORIGDEV)))
sll->sll_ifindex = orig_dev->ifindex;
else
sll->sll_ifindex = dev->ifindex;
@@ -2421,7 +2422,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,
sll->sll_hatype = dev->type;
sll->sll_protocol = skb->protocol;
sll->sll_pkttype = skb->pkt_type;
- if (unlikely(po->origdev))
+ if (unlikely(packet_sock_flag(po, PACKET_SOCK_ORIGDEV)))
sll->sll_ifindex = orig_dev->ifindex;
else
sll->sll_ifindex = dev->ifindex;
@@ -2828,7 +2829,8 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
packet_inc_pending(&po->tx_ring);
status = TP_STATUS_SEND_REQUEST;
- err = po->xmit(skb);
+ /* Paired with WRITE_ONCE() in packet_setsockopt() */
+ err = READ_ONCE(po->xmit)(skb);
if (unlikely(err != 0)) {
if (err > 0)
err = net_xmit_errno(err);
@@ -3031,7 +3033,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len)
virtio_net_hdr_set_proto(skb, &vnet_hdr);
}
- err = po->xmit(skb);
+ /* Paired with WRITE_ONCE() in packet_setsockopt() */
+ err = READ_ONCE(po->xmit)(skb);
if (unlikely(err != 0)) {
if (err > 0)
err = net_xmit_errno(err);
@@ -3482,7 +3485,7 @@ static int packet_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
memcpy(msg->msg_name, &PACKET_SKB_CB(skb)->sa, copy_len);
}
- if (pkt_sk(sk)->auxdata) {
+ if (packet_sock_flag(pkt_sk(sk), PACKET_SOCK_AUXDATA)) {
struct tpacket_auxdata aux;
aux.tp_status = TP_STATUS_USER;
@@ -3866,9 +3869,7 @@ packet_setsockopt(struct socket *sock, int level, int optname, sockptr_t optval,
if (copy_from_sockptr(&val, optval, sizeof(val)))
return -EFAULT;
- lock_sock(sk);
- po->auxdata = !!val;
- release_sock(sk);
+ packet_sock_flag_set(po, PACKET_SOCK_AUXDATA, val);
return 0;
}
case PACKET_ORIGDEV:
@@ -3880,9 +3881,7 @@ packet_setsockopt(struct socket *sock, int level, int optname, sockptr_t optval,
if (copy_from_sockptr(&val, optval, sizeof(val)))
return -EFAULT;
- lock_sock(sk);
- po->origdev = !!val;
- release_sock(sk);
+ packet_sock_flag_set(po, PACKET_SOCK_ORIGDEV, val);
return 0;
}
case PACKET_VNET_HDR:
@@ -3976,7 +3975,8 @@ packet_setsockopt(struct socket *sock, int level, int optname, sockptr_t optval,
if (copy_from_sockptr(&val, optval, sizeof(val)))
return -EFAULT;
- po->xmit = val ? packet_direct_xmit : dev_queue_xmit;
+ /* Paired with all lockless reads of po->xmit */
+ WRITE_ONCE(po->xmit, val ? packet_direct_xmit : dev_queue_xmit);
return 0;
}
default:
@@ -4027,10 +4027,10 @@ static int packet_getsockopt(struct socket *sock, int level, int optname,
break;
case PACKET_AUXDATA:
- val = po->auxdata;
+ val = packet_sock_flag(po, PACKET_SOCK_AUXDATA);
break;
case PACKET_ORIGDEV:
- val = po->origdev;
+ val = packet_sock_flag(po, PACKET_SOCK_ORIGDEV);
break;
case PACKET_VNET_HDR:
val = po->has_vnet_hdr;
diff --git a/net/packet/diag.c b/net/packet/diag.c
index 07812ae5ca07..d704c7bf51b2 100644
--- a/net/packet/diag.c
+++ b/net/packet/diag.c
@@ -23,9 +23,9 @@ static int pdiag_put_info(const struct packet_sock *po, struct sk_buff *nlskb)
pinfo.pdi_flags = 0;
if (po->running)
pinfo.pdi_flags |= PDI_RUNNING;
- if (po->auxdata)
+ if (packet_sock_flag(po, PACKET_SOCK_AUXDATA))
pinfo.pdi_flags |= PDI_AUXDATA;
- if (po->origdev)
+ if (packet_sock_flag(po, PACKET_SOCK_ORIGDEV))
pinfo.pdi_flags |= PDI_ORIGDEV;
if (po->has_vnet_hdr)
pinfo.pdi_flags |= PDI_VNETHDR;
diff --git a/net/packet/internal.h b/net/packet/internal.h
index 48af35b1aed2..3bae8ea7a36f 100644
--- a/net/packet/internal.h
+++ b/net/packet/internal.h
@@ -116,10 +116,9 @@ struct packet_sock {
int copy_thresh;
spinlock_t bind_lock;
struct mutex pg_vec_lock;
+ unsigned long flags;
unsigned int running; /* bind_lock must be held */
- unsigned int auxdata:1, /* writer must hold sock lock */
- origdev:1,
- has_vnet_hdr:1,
+ unsigned int has_vnet_hdr:1, /* writer must hold sock lock */
tp_loss:1,
tp_tx_has_off:1;
int pressure;
@@ -144,4 +143,25 @@ static inline struct packet_sock *pkt_sk(struct sock *sk)
return (struct packet_sock *)sk;
}
+enum packet_sock_flags {
+ PACKET_SOCK_ORIGDEV,
+ PACKET_SOCK_AUXDATA,
+};
+
+static inline void packet_sock_flag_set(struct packet_sock *po,
+ enum packet_sock_flags flag,
+ bool val)
+{
+ if (val)
+ set_bit(flag, &po->flags);
+ else
+ clear_bit(flag, &po->flags);
+}
+
+static inline bool packet_sock_flag(const struct packet_sock *po,
+ enum packet_sock_flags flag)
+{
+ return test_bit(flag, &po->flags);
+}
+
#endif
diff --git a/net/sched/sch_fq.c b/net/sched/sch_fq.c
index 2fb76fc0cc31..5a1274199fe3 100644
--- a/net/sched/sch_fq.c
+++ b/net/sched/sch_fq.c
@@ -779,13 +779,17 @@ static int fq_resize(struct Qdisc *sch, u32 log)
return 0;
}
+static struct netlink_range_validation iq_range = {
+ .max = INT_MAX,
+};
+
static const struct nla_policy fq_policy[TCA_FQ_MAX + 1] = {
[TCA_FQ_UNSPEC] = { .strict_start_type = TCA_FQ_TIMER_SLACK },
[TCA_FQ_PLIMIT] = { .type = NLA_U32 },
[TCA_FQ_FLOW_PLIMIT] = { .type = NLA_U32 },
[TCA_FQ_QUANTUM] = { .type = NLA_U32 },
- [TCA_FQ_INITIAL_QUANTUM] = { .type = NLA_U32 },
+ [TCA_FQ_INITIAL_QUANTUM] = NLA_POLICY_FULL_RANGE(NLA_U32, &iq_range),
[TCA_FQ_RATE_ENABLE] = { .type = NLA_U32 },
[TCA_FQ_FLOW_DEFAULT_RATE] = { .type = NLA_U32 },
[TCA_FQ_FLOW_MAX_RATE] = { .type = NLA_U32 },
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index ad3e9a40b061..b9c54c03c30a 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -1981,9 +1981,6 @@ call_bind_status(struct rpc_task *task)
status = -EOPNOTSUPP;
break;
}
- if (task->tk_rebind_retry == 0)
- break;
- task->tk_rebind_retry--;
rpc_delay(task, 3*HZ);
goto retry_timeout;
case -ENOBUFS:
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index f0f55fbd1375..a00890962e11 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -796,7 +796,6 @@ rpc_init_task_statistics(struct rpc_task *task)
/* Initialize retry counters */
task->tk_garb_retry = 2;
task->tk_cred_retry = 2;
- task->tk_rebind_retry = 2;
/* starting timestamp */
task->tk_start = ktime_get();
diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h
index cca1fce8035c..6b4df83aa28f 100644
--- a/net/xdp/xsk_queue.h
+++ b/net/xdp/xsk_queue.h
@@ -157,6 +157,7 @@ static inline bool xp_unaligned_validate_desc(struct xsk_buff_pool *pool,
return false;
if (base_addr >= pool->addrs_cnt || addr >= pool->addrs_cnt ||
+ addr + desc->len > pool->addrs_cnt ||
xp_desc_crosses_non_contig_pg(pool, addr, desc->len))
return false;
diff --git a/scripts/gdb/linux/clk.py b/scripts/gdb/linux/clk.py
index 061aecfa294e..7a01fdc3e844 100644
--- a/scripts/gdb/linux/clk.py
+++ b/scripts/gdb/linux/clk.py
@@ -41,6 +41,8 @@ are cached and potentially out of date"""
self.show_subtree(child, level + 1)
def invoke(self, arg, from_tty):
+ if utils.gdb_eval_or_none("clk_root_list") is None:
+ raise gdb.GdbError("No clocks registered")
gdb.write(" enable prepare protect \n")
gdb.write(" clock count count count rate \n")
gdb.write("------------------------------------------------------------------------\n")
diff --git a/scripts/gdb/linux/constants.py.in b/scripts/gdb/linux/constants.py.in
index 2efbec6b6b8d..08f0587d15ea 100644
--- a/scripts/gdb/linux/constants.py.in
+++ b/scripts/gdb/linux/constants.py.in
@@ -39,6 +39,8 @@
import gdb
+LX_CONFIG(CONFIG_DEBUG_INFO_REDUCED)
+
/* linux/clk-provider.h */
if IS_BUILTIN(CONFIG_COMMON_CLK):
LX_GDBPARSED(CLK_GET_RATE_NOCACHE)
diff --git a/scripts/gdb/linux/genpd.py b/scripts/gdb/linux/genpd.py
index 39cd1abd8559..b53649c0a77a 100644
--- a/scripts/gdb/linux/genpd.py
+++ b/scripts/gdb/linux/genpd.py
@@ -5,7 +5,7 @@
import gdb
import sys
-from linux.utils import CachedType
+from linux.utils import CachedType, gdb_eval_or_none
from linux.lists import list_for_each_entry
generic_pm_domain_type = CachedType('struct generic_pm_domain')
@@ -70,6 +70,8 @@ Output is similar to /sys/kernel/debug/pm_genpd/pm_genpd_summary'''
gdb.write(' %-50s %s\n' % (kobj_path, rtpm_status_str(dev)))
def invoke(self, arg, from_tty):
+ if gdb_eval_or_none("&gpd_list") is None:
+ raise gdb.GdbError("No power domain(s) registered")
gdb.write('domain status children\n');
gdb.write(' /device runtime status\n');
gdb.write('----------------------------------------------------------------------\n');
diff --git a/scripts/gdb/linux/timerlist.py b/scripts/gdb/linux/timerlist.py
index 071d0dd5a634..51def847f1ef 100644
--- a/scripts/gdb/linux/timerlist.py
+++ b/scripts/gdb/linux/timerlist.py
@@ -73,7 +73,7 @@ def print_cpu(hrtimer_bases, cpu, max_clock_bases):
ts = cpus.per_cpu(tick_sched_ptr, cpu)
text = "cpu: {}\n".format(cpu)
- for i in xrange(max_clock_bases):
+ for i in range(max_clock_bases):
text += " clock {}:\n".format(i)
text += print_base(cpu_base['clock_base'][i])
@@ -158,6 +158,8 @@ def pr_cpumask(mask):
num_bytes = (nr_cpu_ids + 7) / 8
buf = utils.read_memoryview(inf, bits, num_bytes).tobytes()
buf = binascii.b2a_hex(buf)
+ if type(buf) is not str:
+ buf=buf.decode()
chunks = []
i = num_bytes
diff --git a/scripts/gdb/linux/utils.py b/scripts/gdb/linux/utils.py
index 1553f68716cc..7f36aee32ac6 100644
--- a/scripts/gdb/linux/utils.py
+++ b/scripts/gdb/linux/utils.py
@@ -88,7 +88,10 @@ def get_target_endianness():
def read_memoryview(inf, start, length):
- return memoryview(inf.read_memory(start, length))
+ m = inf.read_memory(start, length)
+ if type(m) is memoryview:
+ return m
+ return memoryview(m)
def read_u16(buffer, offset):
diff --git a/scripts/gdb/vmlinux-gdb.py b/scripts/gdb/vmlinux-gdb.py
index 4136dc2c59df..cd03de50c3be 100644
--- a/scripts/gdb/vmlinux-gdb.py
+++ b/scripts/gdb/vmlinux-gdb.py
@@ -22,6 +22,10 @@ except:
gdb.write("NOTE: gdb 7.2 or later required for Linux helper scripts to "
"work.\n")
else:
+ import linux.constants
+ if linux.constants.LX_CONFIG_DEBUG_INFO_REDUCED:
+ raise gdb.GdbError("Reduced debug information will prevent GDB "
+ "from having complete types.\n")
import linux.utils
import linux.symbols
import linux.modules
@@ -32,7 +36,6 @@ else:
import linux.lists
import linux.rbtree
import linux.proc
- import linux.constants
import linux.timerlist
import linux.clk
import linux.genpd
diff --git a/security/integrity/ima/Kconfig b/security/integrity/ima/Kconfig
index 7249f16257c7..5d2c8990d1ac 100644
--- a/security/integrity/ima/Kconfig
+++ b/security/integrity/ima/Kconfig
@@ -8,7 +8,7 @@ config IMA
select CRYPTO_HMAC
select CRYPTO_SHA1
select CRYPTO_HASH_INFO
- select TCG_TPM if HAS_IOMEM && !UML
+ select TCG_TPM if HAS_IOMEM
select TCG_TIS if TCG_TPM && X86
select TCG_CRB if TCG_TPM && ACPI
select TCG_IBMVTPM if TCG_TPM && PPC_PSERIES
diff --git a/security/selinux/Makefile b/security/selinux/Makefile
index 776162444882..0aecf9334ec3 100644
--- a/security/selinux/Makefile
+++ b/security/selinux/Makefile
@@ -23,8 +23,8 @@ ccflags-y := -I$(srctree)/security/selinux -I$(srctree)/security/selinux/include
$(addprefix $(obj)/,$(selinux-y)): $(obj)/flask.h
quiet_cmd_flask = GEN $(obj)/flask.h $(obj)/av_permissions.h
- cmd_flask = scripts/selinux/genheaders/genheaders $(obj)/flask.h $(obj)/av_permissions.h
+ cmd_flask = $< $(obj)/flask.h $(obj)/av_permissions.h
targets += flask.h av_permissions.h
-$(obj)/flask.h: $(src)/include/classmap.h FORCE
+$(obj)/flask.h $(obj)/av_permissions.h &: scripts/selinux/genheaders/genheaders FORCE
$(call if_changed,flask)
diff --git a/sound/oss/dmasound/dmasound.h b/sound/oss/dmasound/dmasound.h
index c1c52b479da2..ad8ce6a1c25c 100644
--- a/sound/oss/dmasound/dmasound.h
+++ b/sound/oss/dmasound/dmasound.h
@@ -88,11 +88,7 @@ static inline int ioctl_return(int __user *addr, int value)
*/
extern int dmasound_init(void);
-#ifdef MODULE
extern void dmasound_deinit(void);
-#else
-#define dmasound_deinit() do { } while (0)
-#endif
/* description of the set-up applies to either hard or soft settings */
@@ -114,9 +110,7 @@ typedef struct {
void *(*dma_alloc)(unsigned int, gfp_t);
void (*dma_free)(void *, unsigned int);
int (*irqinit)(void);
-#ifdef MODULE
void (*irqcleanup)(void);
-#endif
void (*init)(void);
void (*silence)(void);
int (*setFormat)(int);
diff --git a/sound/oss/dmasound/dmasound_core.c b/sound/oss/dmasound/dmasound_core.c
index 0c95828ac0b1..164335d3c200 100644
--- a/sound/oss/dmasound/dmasound_core.c
+++ b/sound/oss/dmasound/dmasound_core.c
@@ -206,12 +206,10 @@ module_param(writeBufSize, int, 0);
MODULE_LICENSE("GPL");
-#ifdef MODULE
static int sq_unit = -1;
static int mixer_unit = -1;
static int state_unit = -1;
static int irq_installed;
-#endif /* MODULE */
/* control over who can modify resources shared between play/record */
static fmode_t shared_resource_owner;
@@ -391,9 +389,6 @@ static const struct file_operations mixer_fops =
static void mixer_init(void)
{
-#ifndef MODULE
- int mixer_unit;
-#endif
mixer_unit = register_sound_mixer(&mixer_fops, -1);
if (mixer_unit < 0)
return;
@@ -1171,9 +1166,6 @@ static const struct file_operations sq_fops =
static int sq_init(void)
{
const struct file_operations *fops = &sq_fops;
-#ifndef MODULE
- int sq_unit;
-#endif
sq_unit = register_sound_dsp(fops, -1);
if (sq_unit < 0) {
@@ -1366,9 +1358,6 @@ static const struct file_operations state_fops = {
static int state_init(void)
{
-#ifndef MODULE
- int state_unit;
-#endif
state_unit = register_sound_special(&state_fops, SND_DEV_STATUS);
if (state_unit < 0)
return state_unit ;
@@ -1386,10 +1375,9 @@ static int state_init(void)
int dmasound_init(void)
{
int res ;
-#ifdef MODULE
+
if (irq_installed)
return -EBUSY;
-#endif
/* Set up sound queue, /dev/audio and /dev/dsp. */
@@ -1408,9 +1396,7 @@ int dmasound_init(void)
printk(KERN_ERR "DMA sound driver: Interrupt initialization failed\n");
return -ENODEV;
}
-#ifdef MODULE
irq_installed = 1;
-#endif
printk(KERN_INFO "%s DMA sound driver rev %03d installed\n",
dmasound.mach.name, (DMASOUND_CORE_REVISION<<4) +
@@ -1424,8 +1410,6 @@ int dmasound_init(void)
return 0;
}
-#ifdef MODULE
-
void dmasound_deinit(void)
{
if (irq_installed) {
@@ -1444,9 +1428,7 @@ void dmasound_deinit(void)
unregister_sound_dsp(sq_unit);
}
-#else /* !MODULE */
-
-static int dmasound_setup(char *str)
+static int __maybe_unused dmasound_setup(char *str)
{
int ints[6], size;
@@ -1489,8 +1471,6 @@ static int dmasound_setup(char *str)
__setup("dmasound=", dmasound_setup);
-#endif /* !MODULE */
-
/*
* Conversion tables
*/
@@ -1577,9 +1557,7 @@ char dmasound_alaw2dma8[] = {
EXPORT_SYMBOL(dmasound);
EXPORT_SYMBOL(dmasound_init);
-#ifdef MODULE
EXPORT_SYMBOL(dmasound_deinit);
-#endif
EXPORT_SYMBOL(dmasound_write_sq);
EXPORT_SYMBOL(dmasound_catchRadius);
#ifdef HAS_8BIT_TABLES
diff --git a/sound/soc/codecs/es8316.c b/sound/soc/codecs/es8316.c
index 5fb02635c140..afd6d401e3d0 100644
--- a/sound/soc/codecs/es8316.c
+++ b/sound/soc/codecs/es8316.c
@@ -810,12 +810,14 @@ static int es8316_i2c_probe(struct i2c_client *i2c_client,
es8316->irq = i2c_client->irq;
mutex_init(&es8316->lock);
- ret = devm_request_threaded_irq(dev, es8316->irq, NULL, es8316_irq,
- IRQF_TRIGGER_HIGH | IRQF_ONESHOT | IRQF_NO_AUTOEN,
- "es8316", es8316);
- if (ret) {
- dev_warn(dev, "Failed to get IRQ %d: %d\n", es8316->irq, ret);
- es8316->irq = -ENXIO;
+ if (es8316->irq > 0) {
+ ret = devm_request_threaded_irq(dev, es8316->irq, NULL, es8316_irq,
+ IRQF_TRIGGER_HIGH | IRQF_ONESHOT | IRQF_NO_AUTOEN,
+ "es8316", es8316);
+ if (ret) {
+ dev_warn(dev, "Failed to get IRQ %d: %d\n", es8316->irq, ret);
+ es8316->irq = -ENXIO;
+ }
}
return devm_snd_soc_register_component(&i2c_client->dev,
diff --git a/sound/soc/fsl/fsl_mqs.c b/sound/soc/fsl/fsl_mqs.c
index 0d4efbed41da..c33439650823 100644
--- a/sound/soc/fsl/fsl_mqs.c
+++ b/sound/soc/fsl/fsl_mqs.c
@@ -204,10 +204,10 @@ static int fsl_mqs_probe(struct platform_device *pdev)
}
mqs_priv->regmap = syscon_node_to_regmap(gpr_np);
+ of_node_put(gpr_np);
if (IS_ERR(mqs_priv->regmap)) {
dev_err(&pdev->dev, "failed to get gpr regmap\n");
- ret = PTR_ERR(mqs_priv->regmap);
- goto err_free_gpr_np;
+ return PTR_ERR(mqs_priv->regmap);
}
} else {
regs = devm_platform_ioremap_resource(pdev, 0);
@@ -236,8 +236,7 @@ static int fsl_mqs_probe(struct platform_device *pdev)
if (IS_ERR(mqs_priv->mclk)) {
dev_err(&pdev->dev, "failed to get the clock: %ld\n",
PTR_ERR(mqs_priv->mclk));
- ret = PTR_ERR(mqs_priv->mclk);
- goto err_free_gpr_np;
+ return PTR_ERR(mqs_priv->mclk);
}
dev_set_drvdata(&pdev->dev, mqs_priv);
@@ -246,13 +245,9 @@ static int fsl_mqs_probe(struct platform_device *pdev)
ret = devm_snd_soc_register_component(&pdev->dev, &soc_codec_fsl_mqs,
&fsl_mqs_dai, 1);
if (ret)
- goto err_free_gpr_np;
- return 0;
-
-err_free_gpr_np:
- of_node_put(gpr_np);
+ return ret;
- return ret;
+ return 0;
}
static int fsl_mqs_remove(struct platform_device *pdev)
diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
index 5f6e2bb32440..4df1be8170bb 100644
--- a/sound/soc/intel/boards/bytcr_rt5640.c
+++ b/sound/soc/intel/boards/bytcr_rt5640.c
@@ -533,6 +533,18 @@ static int byt_rt5640_aif1_hw_params(struct snd_pcm_substream *substream,
/* Please keep this list alphabetically sorted */
static const struct dmi_system_id byt_rt5640_quirk_table[] = {
+ { /* Acer Iconia One 7 B1-750 */
+ .matches = {
+ DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Insyde"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "VESPA2"),
+ },
+ .driver_data = (void *)(BYT_RT5640_DMIC1_MAP |
+ BYT_RT5640_JD_SRC_JD1_IN4P |
+ BYT_RT5640_OVCD_TH_1500UA |
+ BYT_RT5640_OVCD_SF_0P75 |
+ BYT_RT5640_SSP0_AIF1 |
+ BYT_RT5640_MCLK_EN),
+ },
{ /* Acer Iconia Tab 8 W1-810 */
.matches = {
DMI_EXACT_MATCH(DMI_SYS_VENDOR, "Acer"),
diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c
index 2d53a707aff9..089b6c7994f9 100644
--- a/sound/soc/intel/boards/sof_sdw.c
+++ b/sound/soc/intel/boards/sof_sdw.c
@@ -212,6 +212,17 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = {
SOF_SDW_PCH_DMIC |
RT711_JD1),
},
+ {
+ /* NUC15 'Rooks County' LAPRC510 and LAPRC710 skews */
+ .callback = sof_sdw_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "LAPRC"),
+ },
+ .driver_data = (void *)(SOF_SDW_TGL_HDMI |
+ SOF_SDW_PCH_DMIC |
+ RT711_JD2_100K),
+ },
/* TigerLake-SDCA devices */
{
.callback = sof_sdw_quirk_cb,
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index 3b673477f621..6f616ac4490f 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -1554,10 +1554,14 @@ static void dpcm_runtime_setup_fe(struct snd_pcm_substream *substream)
struct snd_pcm_hardware *hw = &runtime->hw;
struct snd_soc_dai *dai;
int stream = substream->stream;
+ u64 formats = hw->formats;
int i;
soc_pcm_hw_init(hw);
+ if (formats)
+ hw->formats &= formats;
+
for_each_rtd_cpu_dais(fe, i, dai) {
struct snd_soc_pcm_stream *cpu_stream;
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index b2f896e86353..efe62f19c4d2 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3808,6 +3808,64 @@ YAMAHA_DEVICE(0x7010, "UB99"),
}
},
+{
+ /*
+ * PIONEER DJ DDJ-800
+ * PCM is 6 channels out, 6 channels in @ 44.1 fixed
+ * The Feedback for the output is the input
+ */
+ USB_DEVICE_VENDOR_SPEC(0x2b73, 0x0029),
+ .driver_info = (unsigned long) &(const struct snd_usb_audio_quirk) {
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_COMPOSITE,
+ .data = (const struct snd_usb_audio_quirk[]) {
+ {
+ .ifnum = 0,
+ .type = QUIRK_AUDIO_FIXED_ENDPOINT,
+ .data = &(const struct audioformat) {
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .channels = 6,
+ .iface = 0,
+ .altsetting = 1,
+ .altset_idx = 1,
+ .endpoint = 0x01,
+ .ep_attr = USB_ENDPOINT_XFER_ISOC|
+ USB_ENDPOINT_SYNC_ASYNC,
+ .rates = SNDRV_PCM_RATE_44100,
+ .rate_min = 44100,
+ .rate_max = 44100,
+ .nr_rates = 1,
+ .rate_table = (unsigned int[]) { 44100 }
+ }
+ },
+ {
+ .ifnum = 0,
+ .type = QUIRK_AUDIO_FIXED_ENDPOINT,
+ .data = &(const struct audioformat) {
+ .formats = SNDRV_PCM_FMTBIT_S24_3LE,
+ .channels = 6,
+ .iface = 0,
+ .altsetting = 1,
+ .altset_idx = 1,
+ .endpoint = 0x82,
+ .ep_idx = 1,
+ .ep_attr = USB_ENDPOINT_XFER_ISOC|
+ USB_ENDPOINT_SYNC_ASYNC|
+ USB_ENDPOINT_USAGE_IMPLICIT_FB,
+ .rates = SNDRV_PCM_RATE_44100,
+ .rate_min = 44100,
+ .rate_max = 44100,
+ .nr_rates = 1,
+ .rate_table = (unsigned int[]) { 44100 }
+ }
+ },
+ {
+ .ifnum = -1
+ }
+ }
+ }
+},
+
/*
* MacroSilicon MS2100/MS2106 based AV capture cards
*
diff --git a/tools/arch/x86/kcpuid/cpuid.csv b/tools/arch/x86/kcpuid/cpuid.csv
index 4f1c4b0c29e9..9914bdf4fc9e 100644
--- a/tools/arch/x86/kcpuid/cpuid.csv
+++ b/tools/arch/x86/kcpuid/cpuid.csv
@@ -184,8 +184,8 @@
7, 0, EBX, 27, avx512er, AVX512 Exponent Reciproca instr
7, 0, EBX, 28, avx512cd, AVX512 Conflict Detection instr
7, 0, EBX, 29, sha, Intel Secure Hash Algorithm Extensions instr
- 7, 0, EBX, 26, avx512bw, AVX512 Byte & Word instr
- 7, 0, EBX, 28, avx512vl, AVX512 Vector Length Extentions (VL)
+ 7, 0, EBX, 30, avx512bw, AVX512 Byte & Word instr
+ 7, 0, EBX, 31, avx512vl, AVX512 Vector Length Extentions (VL)
7, 0, ECX, 0, prefetchwt1, X
7, 0, ECX, 1, avx512vbmi, AVX512 Vector Byte Manipulation Instructions
7, 0, ECX, 2, umip, User-mode Instruction Prevention
diff --git a/tools/bpf/bpftool/json_writer.c b/tools/bpf/bpftool/json_writer.c
index 7fea83bedf48..bca5dd0a59e3 100644
--- a/tools/bpf/bpftool/json_writer.c
+++ b/tools/bpf/bpftool/json_writer.c
@@ -80,9 +80,6 @@ static void jsonw_puts(json_writer_t *self, const char *str)
case '"':
fputs("\\\"", self->out);
break;
- case '\'':
- fputs("\\\'", self->out);
- break;
default:
putc(*str, self->out);
}
diff --git a/tools/bpf/bpftool/xlated_dumper.c b/tools/bpf/bpftool/xlated_dumper.c
index f1f32e21d5cd..b91c62d0a7d6 100644
--- a/tools/bpf/bpftool/xlated_dumper.c
+++ b/tools/bpf/bpftool/xlated_dumper.c
@@ -369,8 +369,15 @@ void dump_xlated_for_graph(struct dump_data *dd, void *buf_start, void *buf_end,
struct bpf_insn *insn_start = buf_start;
struct bpf_insn *insn_end = buf_end;
struct bpf_insn *cur = insn_start;
+ bool double_insn = false;
for (; cur <= insn_end; cur++) {
+ if (double_insn) {
+ double_insn = false;
+ continue;
+ }
+ double_insn = cur->code == (BPF_LD | BPF_IMM | BPF_DW);
+
printf("% 4d: ", (int)(cur - insn_start + start_idx));
print_bpf_insn(&cbs, cur, true);
if (cur != insn_end)
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 32f119e8c3b2..f331780f0425 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -2481,17 +2481,6 @@ static int update_cfi_state(struct instruction *insn,
break;
}
- if (!cfi->drap && op->src.reg == CFI_SP &&
- op->dest.reg == CFI_BP && cfa->base == CFI_SP &&
- check_reg_frame_pos(®s[CFI_BP], -cfa->offset + op->src.offset)) {
-
- /* lea disp(%rsp), %rbp */
- cfa->base = CFI_BP;
- cfa->offset -= op->src.offset;
- cfi->bp_scratch = false;
- break;
- }
-
if (op->src.reg == CFI_SP && cfa->base == CFI_SP) {
/* drap: lea disp(%rsp), %drap */
diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c
index 344b65a8f768..4461a29e2771 100644
--- a/tools/perf/util/auxtrace.c
+++ b/tools/perf/util/auxtrace.c
@@ -2378,6 +2378,7 @@ static int find_entire_kern_cb(void *arg, const char *name __maybe_unused,
char type, u64 start)
{
struct sym_args *args = arg;
+ u64 size;
if (!kallsyms__is_function(type))
return 0;
@@ -2387,7 +2388,9 @@ static int find_entire_kern_cb(void *arg, const char *name __maybe_unused,
args->start = start;
}
/* Don't know exactly where the kernel ends, so we add a page */
- args->size = round_up(start, page_size) + page_size - args->start;
+ size = round_up(start, page_size) + page_size - args->start;
+ if (size > args->size)
+ args->size = size;
return 0;
}
diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
index 372ffec96c2d..b9f94f198a3e 100644
--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
@@ -1859,6 +1859,8 @@ static void intel_pt_calc_cbr(struct intel_pt_decoder *decoder)
decoder->cbr = cbr;
decoder->cbr_cyc_to_tsc = decoder->max_non_turbo_ratio_fp / cbr;
+ decoder->cyc_ref_timestamp = decoder->timestamp;
+ decoder->cycle_cnt = 0;
intel_pt_mtc_cyc_cnt_cbr(decoder);
}
diff --git a/tools/testing/selftests/bpf/network_helpers.c b/tools/testing/selftests/bpf/network_helpers.c
index 6db1af8fdee7..c57e1e47e52f 100644
--- a/tools/testing/selftests/bpf/network_helpers.c
+++ b/tools/testing/selftests/bpf/network_helpers.c
@@ -84,7 +84,7 @@ static int __start_server(int type, const struct sockaddr *addr,
if (reuseport &&
setsockopt(fd, SOL_SOCKET, SO_REUSEPORT, &on, sizeof(on))) {
log_err("Failed to set SO_REUSEPORT");
- return -1;
+ goto error_close;
}
if (bind(fd, addr, addrlen) < 0) {
diff --git a/tools/testing/selftests/bpf/prog_tests/cg_storage_multi.c b/tools/testing/selftests/bpf/prog_tests/cg_storage_multi.c
index 876be0ecb654..a47ea4804766 100644
--- a/tools/testing/selftests/bpf/prog_tests/cg_storage_multi.c
+++ b/tools/testing/selftests/bpf/prog_tests/cg_storage_multi.c
@@ -56,8 +56,9 @@ static bool assert_storage_noexist(struct bpf_map *map, const void *key)
static bool connect_send(const char *cgroup_path)
{
- bool res = true;
int server_fd = -1, client_fd = -1;
+ char message[] = "message";
+ bool res = true;
if (join_cgroup(cgroup_path))
goto out_clean;
@@ -70,7 +71,10 @@ static bool connect_send(const char *cgroup_path)
if (client_fd < 0)
goto out_clean;
- if (send(client_fd, "message", strlen("message"), 0) < 0)
+ if (send(client_fd, &message, sizeof(message), 0) < 0)
+ goto out_clean;
+
+ if (read(server_fd, &message, sizeof(message)) < 0)
goto out_clean;
res = false;
diff --git a/tools/testing/selftests/bpf/prog_tests/get_stackid_cannot_attach.c b/tools/testing/selftests/bpf/prog_tests/get_stackid_cannot_attach.c
index 8d5a6023a1bb..4022c89ea268 100644
--- a/tools/testing/selftests/bpf/prog_tests/get_stackid_cannot_attach.c
+++ b/tools/testing/selftests/bpf/prog_tests/get_stackid_cannot_attach.c
@@ -65,6 +65,7 @@ void test_get_stackid_cannot_attach(void)
skel->links.oncpu = bpf_program__attach_perf_event(skel->progs.oncpu,
pmu_fd);
ASSERT_OK_PTR(skel->links.oncpu, "attach_perf_event_callchain");
+ bpf_link__destroy(skel->links.oncpu);
close(pmu_fd);
/* add exclude_callchain_kernel, attach should fail */
diff --git a/tools/testing/selftests/bpf/test_xsk.sh b/tools/testing/selftests/bpf/test_xsk.sh
index cd7bf32e6a17..661995af7560 100755
--- a/tools/testing/selftests/bpf/test_xsk.sh
+++ b/tools/testing/selftests/bpf/test_xsk.sh
@@ -106,6 +106,7 @@ setup_vethPairs() {
ip link add ${VETH0} numtxqueues 4 numrxqueues 4 type veth peer name ${VETH1} numtxqueues 4 numrxqueues 4
if [ -f /proc/net/if_inet6 ]; then
echo 1 > /proc/sys/net/ipv6/conf/${VETH0}/disable_ipv6
+ echo 1 > /proc/sys/net/ipv6/conf/${VETH1}/disable_ipv6
fi
if [[ $verbose -eq 1 ]]; then
echo "setting up ${VETH1}: namespace: ${NS1}"
diff --git a/tools/testing/selftests/mount_setattr/mount_setattr_test.c b/tools/testing/selftests/mount_setattr/mount_setattr_test.c
index 8c5fea68ae67..969647228817 100644
--- a/tools/testing/selftests/mount_setattr/mount_setattr_test.c
+++ b/tools/testing/selftests/mount_setattr/mount_setattr_test.c
@@ -18,6 +18,7 @@
#include <grp.h>
#include <stdbool.h>
#include <stdarg.h>
+#include <linux/mount.h>
#include "../kselftest_harness.h"
diff --git a/tools/testing/selftests/resctrl/cache.c b/tools/testing/selftests/resctrl/cache.c
index 68ff856d36f0..0485863a169f 100644
--- a/tools/testing/selftests/resctrl/cache.c
+++ b/tools/testing/selftests/resctrl/cache.c
@@ -244,10 +244,12 @@ int cat_val(struct resctrl_val_param *param)
while (1) {
if (!strncmp(resctrl_val, CAT_STR, sizeof(CAT_STR))) {
ret = param->setup(1, param);
- if (ret) {
+ if (ret == END_OF_TESTS) {
ret = 0;
break;
}
+ if (ret < 0)
+ break;
ret = reset_enable_llc_perf(bm_pid, param->cpu_no);
if (ret)
break;
diff --git a/tools/testing/selftests/resctrl/cat_test.c b/tools/testing/selftests/resctrl/cat_test.c
index cd4f68388e0f..2d3c7c77ab6c 100644
--- a/tools/testing/selftests/resctrl/cat_test.c
+++ b/tools/testing/selftests/resctrl/cat_test.c
@@ -40,7 +40,7 @@ static int cat_setup(int num, ...)
/* Run NUM_OF_RUNS times */
if (p->num_of_runs >= NUM_OF_RUNS)
- return -1;
+ return END_OF_TESTS;
if (p->num_of_runs == 0) {
sprintf(schemata, "%lx", p->mask);
@@ -89,7 +89,7 @@ static int check_results(struct resctrl_val_param *param)
return show_cache_info(sum_llc_perf_miss, no_of_bits, param->span / 64,
MAX_DIFF, MAX_DIFF_PERCENT, NUM_OF_RUNS,
- !is_amd, false);
+ get_vendor() == ARCH_INTEL, false);
}
void cat_test_cleanup(void)
diff --git a/tools/testing/selftests/resctrl/cmt_test.c b/tools/testing/selftests/resctrl/cmt_test.c
index 8968e36db99d..3b0454e7fc82 100644
--- a/tools/testing/selftests/resctrl/cmt_test.c
+++ b/tools/testing/selftests/resctrl/cmt_test.c
@@ -32,7 +32,7 @@ static int cmt_setup(int num, ...)
/* Run NUM_OF_RUNS times */
if (p->num_of_runs >= NUM_OF_RUNS)
- return -1;
+ return END_OF_TESTS;
p->num_of_runs++;
diff --git a/tools/testing/selftests/resctrl/fill_buf.c b/tools/testing/selftests/resctrl/fill_buf.c
index 56ccbeae0638..c20d0a7ecbe6 100644
--- a/tools/testing/selftests/resctrl/fill_buf.c
+++ b/tools/testing/selftests/resctrl/fill_buf.c
@@ -68,6 +68,8 @@ static void *malloc_and_init_memory(size_t s)
size_t s64;
void *p = memalign(PAGE_SIZE, s);
+ if (!p)
+ return NULL;
p64 = (uint64_t *)p;
s64 = s / sizeof(uint64_t);
diff --git a/tools/testing/selftests/resctrl/mba_test.c b/tools/testing/selftests/resctrl/mba_test.c
index 1a1bdb6180cf..97dc98c0c949 100644
--- a/tools/testing/selftests/resctrl/mba_test.c
+++ b/tools/testing/selftests/resctrl/mba_test.c
@@ -28,6 +28,7 @@ static int mba_setup(int num, ...)
struct resctrl_val_param *p;
char allocation_str[64];
va_list param;
+ int ret;
va_start(param, num);
p = va_arg(param, struct resctrl_val_param *);
@@ -41,11 +42,15 @@ static int mba_setup(int num, ...)
return 0;
if (allocation < ALLOCATION_MIN || allocation > ALLOCATION_MAX)
- return -1;
+ return END_OF_TESTS;
sprintf(allocation_str, "%d", allocation);
- write_schemata(p->ctrlgrp, allocation_str, p->cpu_no, p->resctrl_val);
+ ret = write_schemata(p->ctrlgrp, allocation_str, p->cpu_no,
+ p->resctrl_val);
+ if (ret < 0)
+ return ret;
+
allocation -= ALLOCATION_STEP;
return 0;
diff --git a/tools/testing/selftests/resctrl/mbm_test.c b/tools/testing/selftests/resctrl/mbm_test.c
index 8392e5c55ed0..280187628054 100644
--- a/tools/testing/selftests/resctrl/mbm_test.c
+++ b/tools/testing/selftests/resctrl/mbm_test.c
@@ -95,7 +95,7 @@ static int mbm_setup(int num, ...)
/* Run NUM_OF_RUNS times */
if (num_of_runs++ >= NUM_OF_RUNS)
- return -1;
+ return END_OF_TESTS;
va_start(param, num);
p = va_arg(param, struct resctrl_val_param *);
diff --git a/tools/testing/selftests/resctrl/resctrl.h b/tools/testing/selftests/resctrl/resctrl.h
index 1ad10c47e31d..f44fa2de4d98 100644
--- a/tools/testing/selftests/resctrl/resctrl.h
+++ b/tools/testing/selftests/resctrl/resctrl.h
@@ -34,6 +34,11 @@
#define L3_MON_PATH "/sys/fs/resctrl/info/L3_MON"
#define L3_MON_FEATURES_PATH "/sys/fs/resctrl/info/L3_MON/mon_features"
+#define ARCH_INTEL 1
+#define ARCH_AMD 2
+
+#define END_OF_TESTS 1
+
#define PARENT_EXIT(err_msg) \
do { \
perror(err_msg); \
@@ -75,8 +80,8 @@ struct resctrl_val_param {
extern pid_t bm_pid, ppid;
extern char llc_occup_path[1024];
-extern bool is_amd;
+int get_vendor(void);
bool check_resctrlfs_support(void);
int filter_dmesg(void);
int remount_resctrlfs(bool mum_resctrlfs);
diff --git a/tools/testing/selftests/resctrl/resctrl_tests.c b/tools/testing/selftests/resctrl/resctrl_tests.c
index 973f09a66e1e..3e7cdf1125df 100644
--- a/tools/testing/selftests/resctrl/resctrl_tests.c
+++ b/tools/testing/selftests/resctrl/resctrl_tests.c
@@ -13,25 +13,41 @@
#define BENCHMARK_ARGS 64
#define BENCHMARK_ARG_SIZE 64
-bool is_amd;
-
-void detect_amd(void)
+static int detect_vendor(void)
{
FILE *inf = fopen("/proc/cpuinfo", "r");
+ int vendor_id = 0;
+ char *s = NULL;
char *res;
if (!inf)
- return;
+ return vendor_id;
res = fgrep(inf, "vendor_id");
- if (res) {
- char *s = strchr(res, ':');
+ if (res)
+ s = strchr(res, ':');
+
+ if (s && !strcmp(s, ": GenuineIntel\n"))
+ vendor_id = ARCH_INTEL;
+ else if (s && !strcmp(s, ": AuthenticAMD\n"))
+ vendor_id = ARCH_AMD;
- is_amd = s && !strcmp(s, ": AuthenticAMD\n");
- free(res);
- }
fclose(inf);
+ free(res);
+ return vendor_id;
+}
+
+int get_vendor(void)
+{
+ static int vendor = -1;
+
+ if (vendor == -1)
+ vendor = detect_vendor();
+ if (vendor == 0)
+ ksft_print_msg("Can not get vendor info...\n");
+
+ return vendor;
}
static void cmd_help(void)
@@ -207,9 +223,6 @@ int main(int argc, char **argv)
if (geteuid() != 0)
return ksft_exit_fail_msg("Not running as root, abort testing.\n");
- /* Detect AMD vendor */
- detect_amd();
-
if (has_ben) {
/* Extract benchmark command from command line. */
for (i = ben_ind; i < argc; i++) {
@@ -241,10 +254,10 @@ int main(int argc, char **argv)
ksft_set_plan(tests ? : 4);
- if (!is_amd && mbm_test)
+ if ((get_vendor() == ARCH_INTEL) && mbm_test)
run_mbm_test(has_ben, benchmark_cmd, span, cpu_no, bw_report);
- if (!is_amd && mba_test)
+ if ((get_vendor() == ARCH_INTEL) && mba_test)
run_mba_test(has_ben, benchmark_cmd, span, cpu_no, bw_report);
if (cmt_test)
diff --git a/tools/testing/selftests/resctrl/resctrl_val.c b/tools/testing/selftests/resctrl/resctrl_val.c
index 95224345c78e..02110e7ee636 100644
--- a/tools/testing/selftests/resctrl/resctrl_val.c
+++ b/tools/testing/selftests/resctrl/resctrl_val.c
@@ -733,29 +733,24 @@ int resctrl_val(char **benchmark_cmd, struct resctrl_val_param *param)
/* Test runs until the callback setup() tells the test to stop. */
while (1) {
+ ret = param->setup(1, param);
+ if (ret == END_OF_TESTS) {
+ ret = 0;
+ break;
+ }
+ if (ret < 0)
+ break;
+
if (!strncmp(resctrl_val, MBM_STR, sizeof(MBM_STR)) ||
!strncmp(resctrl_val, MBA_STR, sizeof(MBA_STR))) {
- ret = param->setup(1, param);
- if (ret) {
- ret = 0;
- break;
- }
-
ret = measure_vals(param, &bw_resc_start);
if (ret)
break;
} else if (!strncmp(resctrl_val, CMT_STR, sizeof(CMT_STR))) {
- ret = param->setup(1, param);
- if (ret) {
- ret = 0;
- break;
- }
sleep(1);
ret = measure_cache_vals(param, bm_pid);
if (ret)
break;
- } else {
- break;
}
}
diff --git a/tools/testing/selftests/resctrl/resctrlfs.c b/tools/testing/selftests/resctrl/resctrlfs.c
index 5f5a166ade60..6f543e470ad4 100644
--- a/tools/testing/selftests/resctrl/resctrlfs.c
+++ b/tools/testing/selftests/resctrl/resctrlfs.c
@@ -106,7 +106,7 @@ int get_resource_id(int cpu_no, int *resource_id)
char phys_pkg_path[1024];
FILE *fp;
- if (is_amd)
+ if (get_vendor() == ARCH_AMD)
sprintf(phys_pkg_path, "%s%d/cache/index3/id",
PHYS_ID_PATH, cpu_no);
else
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