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Message-ID: <2023110213-showoff-kindness-3c95@gregkh>
Date: Thu, 2 Nov 2023 09:54:13 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 6.1.61
diff --git a/Makefile b/Makefile
index d47edcd8888e..635474f38aaa 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 1
-SUBLEVEL = 60
+SUBLEVEL = 61
EXTRAVERSION =
NAME = Curry Ramen
diff --git a/arch/arm/boot/dts/omap4-l4-abe.dtsi b/arch/arm/boot/dts/omap4-l4-abe.dtsi
index 7ae8b620515c..59f546a278f8 100644
--- a/arch/arm/boot/dts/omap4-l4-abe.dtsi
+++ b/arch/arm/boot/dts/omap4-l4-abe.dtsi
@@ -109,6 +109,8 @@ mcbsp1: mcbsp@0 {
reg = <0x0 0xff>, /* MPU private access */
<0x49022000 0xff>; /* L3 Interconnect */
reg-names = "mpu", "dma";
+ clocks = <&abe_clkctrl OMAP4_MCBSP1_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
@@ -142,6 +144,8 @@ mcbsp2: mcbsp@0 {
reg = <0x0 0xff>, /* MPU private access */
<0x49024000 0xff>; /* L3 Interconnect */
reg-names = "mpu", "dma";
+ clocks = <&abe_clkctrl OMAP4_MCBSP2_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
@@ -175,6 +179,8 @@ mcbsp3: mcbsp@0 {
reg = <0x0 0xff>, /* MPU private access */
<0x49026000 0xff>; /* L3 Interconnect */
reg-names = "mpu", "dma";
+ clocks = <&abe_clkctrl OMAP4_MCBSP3_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
diff --git a/arch/arm/boot/dts/omap4-l4.dtsi b/arch/arm/boot/dts/omap4-l4.dtsi
index 46b8f9efd413..3fcef3080eae 100644
--- a/arch/arm/boot/dts/omap4-l4.dtsi
+++ b/arch/arm/boot/dts/omap4-l4.dtsi
@@ -2043,6 +2043,8 @@ mcbsp4: mcbsp@0 {
compatible = "ti,omap4-mcbsp";
reg = <0x0 0xff>; /* L4 Interconnect */
reg-names = "mpu";
+ clocks = <&l4_per_clkctrl OMAP4_MCBSP4_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
diff --git a/arch/arm/boot/dts/omap5-l4-abe.dtsi b/arch/arm/boot/dts/omap5-l4-abe.dtsi
index a03bca5a3584..97b0c3b5f573 100644
--- a/arch/arm/boot/dts/omap5-l4-abe.dtsi
+++ b/arch/arm/boot/dts/omap5-l4-abe.dtsi
@@ -109,6 +109,8 @@ mcbsp1: mcbsp@0 {
reg = <0x0 0xff>, /* MPU private access */
<0x49022000 0xff>; /* L3 Interconnect */
reg-names = "mpu", "dma";
+ clocks = <&abe_clkctrl OMAP5_MCBSP1_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 17 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
@@ -142,6 +144,8 @@ mcbsp2: mcbsp@0 {
reg = <0x0 0xff>, /* MPU private access */
<0x49024000 0xff>; /* L3 Interconnect */
reg-names = "mpu", "dma";
+ clocks = <&abe_clkctrl OMAP5_MCBSP2_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
@@ -175,6 +179,8 @@ mcbsp3: mcbsp@0 {
reg = <0x0 0xff>, /* MPU private access */
<0x49026000 0xff>; /* L3 Interconnect */
reg-names = "mpu", "dma";
+ clocks = <&abe_clkctrl OMAP5_MCBSP3_CLKCTRL 24>;
+ clock-names = "fck";
interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "common";
ti,buffer-size = <128>;
diff --git a/arch/arm/mach-omap1/timer32k.c b/arch/arm/mach-omap1/timer32k.c
index 410d17d1d443..f618a6df2938 100644
--- a/arch/arm/mach-omap1/timer32k.c
+++ b/arch/arm/mach-omap1/timer32k.c
@@ -176,17 +176,18 @@ static u64 notrace omap_32k_read_sched_clock(void)
return sync32k_cnt_reg ? readl_relaxed(sync32k_cnt_reg) : 0;
}
+static struct timespec64 persistent_ts;
+static cycles_t cycles;
+static unsigned int persistent_mult, persistent_shift;
+
/**
* omap_read_persistent_clock64 - Return time from a persistent clock.
+ * @ts: &struct timespec64 for the returned time
*
* Reads the time from a source which isn't disabled during PM, the
* 32k sync timer. Convert the cycles elapsed since last read into
* nsecs and adds to a monotonically increasing timespec64.
*/
-static struct timespec64 persistent_ts;
-static cycles_t cycles;
-static unsigned int persistent_mult, persistent_shift;
-
static void omap_read_persistent_clock64(struct timespec64 *ts)
{
unsigned long long nsecs;
@@ -206,10 +207,9 @@ static void omap_read_persistent_clock64(struct timespec64 *ts)
/**
* omap_init_clocksource_32k - setup and register counter 32k as a
* kernel clocksource
- * @pbase: base addr of counter_32k module
- * @size: size of counter_32k to map
+ * @vbase: base addr of counter_32k module
*
- * Returns 0 upon success or negative error code upon failure.
+ * Returns: %0 upon success or negative error code upon failure.
*
*/
static int __init omap_init_clocksource_32k(void __iomem *vbase)
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
index 9bdc0b93001f..b2b3c72a0f87 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
@@ -493,6 +493,7 @@ &i2c4 {
&i2s0 {
pinctrl-0 = <&i2s0_2ch_bus>;
+ pinctrl-1 = <&i2s0_2ch_bus_bclk_off>;
rockchip,capture-channels = <2>;
rockchip,playback-channels = <2>;
status = "okay";
diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
index 59858f2dc8b9..5f3caf01bade 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi
@@ -2396,6 +2396,16 @@ i2s0_2ch_bus: i2s0-2ch-bus {
<4 RK_PA0 1 &pcfg_pull_none>;
};
+ i2s0_2ch_bus_bclk_off: i2s0-2ch-bus-bclk-off {
+ rockchip,pins =
+ <3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>,
+ <3 RK_PD1 1 &pcfg_pull_none>,
+ <3 RK_PD2 1 &pcfg_pull_none>,
+ <3 RK_PD3 1 &pcfg_pull_none>,
+ <3 RK_PD7 1 &pcfg_pull_none>,
+ <4 RK_PA0 1 &pcfg_pull_none>;
+ };
+
i2s0_8ch_bus: i2s0-8ch-bus {
rockchip,pins =
<3 RK_PD0 1 &pcfg_pull_none>,
diff --git a/arch/sparc/lib/checksum_32.S b/arch/sparc/lib/checksum_32.S
index 781e39b3c009..481e94e1f685 100644
--- a/arch/sparc/lib/checksum_32.S
+++ b/arch/sparc/lib/checksum_32.S
@@ -453,5 +453,5 @@ ccslow: cmp %g1, 0
* we only bother with faults on loads... */
cc_fault:
- ret
+ retl
clr %o0
diff --git a/arch/x86/include/asm/i8259.h b/arch/x86/include/asm/i8259.h
index 637fa1df3512..c715097e92fd 100644
--- a/arch/x86/include/asm/i8259.h
+++ b/arch/x86/include/asm/i8259.h
@@ -69,6 +69,8 @@ struct legacy_pic {
void (*make_irq)(unsigned int irq);
};
+void legacy_pic_pcat_compat(void);
+
extern struct legacy_pic *legacy_pic;
extern struct legacy_pic null_legacy_pic;
diff --git a/arch/x86/include/asm/intel-family.h b/arch/x86/include/asm/intel-family.h
index b3af2d45bbbb..5190cc3db771 100644
--- a/arch/x86/include/asm/intel-family.h
+++ b/arch/x86/include/asm/intel-family.h
@@ -27,6 +27,7 @@
* _X - regular server parts
* _D - micro server parts
* _N,_P - other mobile parts
+ * _H - premium mobile parts
* _S - other client parts
*
* Historical OPTDIFFs:
@@ -125,6 +126,7 @@
#define INTEL_FAM6_LUNARLAKE_M 0xBD
+#define INTEL_FAM6_ARROWLAKE_H 0xC5
#define INTEL_FAM6_ARROWLAKE 0xC6
/* "Small Core" Processors (Atom/E-Core) */
diff --git a/arch/x86/kernel/acpi/boot.c b/arch/x86/kernel/acpi/boot.c
index 0f762070a5e1..2252340b2133 100644
--- a/arch/x86/kernel/acpi/boot.c
+++ b/arch/x86/kernel/acpi/boot.c
@@ -147,6 +147,9 @@ static int __init acpi_parse_madt(struct acpi_table_header *table)
pr_debug("Local APIC address 0x%08x\n", madt->address);
}
+ if (madt->flags & ACPI_MADT_PCAT_COMPAT)
+ legacy_pic_pcat_compat();
+
/* ACPI 6.3 and newer support the online capable bit. */
if (acpi_gbl_FADT.header.revision > 6 ||
(acpi_gbl_FADT.header.revision == 6 &&
diff --git a/arch/x86/kernel/i8259.c b/arch/x86/kernel/i8259.c
index f91e5e31aa4f..2ac5f488300c 100644
--- a/arch/x86/kernel/i8259.c
+++ b/arch/x86/kernel/i8259.c
@@ -32,6 +32,7 @@
*/
static void init_8259A(int auto_eoi);
+static bool pcat_compat __ro_after_init;
static int i8259A_auto_eoi;
DEFINE_RAW_SPINLOCK(i8259A_lock);
@@ -301,15 +302,32 @@ static void unmask_8259A(void)
static int probe_8259A(void)
{
+ unsigned char new_val, probe_val = ~(1 << PIC_CASCADE_IR);
unsigned long flags;
- unsigned char probe_val = ~(1 << PIC_CASCADE_IR);
- unsigned char new_val;
+
+ /*
+ * If MADT has the PCAT_COMPAT flag set, then do not bother probing
+ * for the PIC. Some BIOSes leave the PIC uninitialized and probing
+ * fails.
+ *
+ * Right now this causes problems as quite some code depends on
+ * nr_legacy_irqs() > 0 or has_legacy_pic() == true. This is silly
+ * when the system has an IO/APIC because then PIC is not required
+ * at all, except for really old machines where the timer interrupt
+ * must be routed through the PIC. So just pretend that the PIC is
+ * there and let legacy_pic->init() initialize it for nothing.
+ *
+ * Alternatively this could just try to initialize the PIC and
+ * repeat the probe, but for cases where there is no PIC that's
+ * just pointless.
+ */
+ if (pcat_compat)
+ return nr_legacy_irqs();
+
/*
- * Check to see if we have a PIC.
- * Mask all except the cascade and read
- * back the value we just wrote. If we don't
- * have a PIC, we will read 0xff as opposed to the
- * value we wrote.
+ * Check to see if we have a PIC. Mask all except the cascade and
+ * read back the value we just wrote. If we don't have a PIC, we
+ * will read 0xff as opposed to the value we wrote.
*/
raw_spin_lock_irqsave(&i8259A_lock, flags);
@@ -431,5 +449,9 @@ static int __init i8259A_init_ops(void)
return 0;
}
-
device_initcall(i8259A_init_ops);
+
+void __init legacy_pic_pcat_compat(void)
+{
+ pcat_compat = true;
+}
diff --git a/arch/x86/kvm/pmu.h b/arch/x86/kvm/pmu.h
index c976490b7556..3666578b88a0 100644
--- a/arch/x86/kvm/pmu.h
+++ b/arch/x86/kvm/pmu.h
@@ -63,6 +63,12 @@ static inline u64 pmc_read_counter(struct kvm_pmc *pmc)
return counter & pmc_bitmask(pmc);
}
+static inline void pmc_write_counter(struct kvm_pmc *pmc, u64 val)
+{
+ pmc->counter += val - pmc_read_counter(pmc);
+ pmc->counter &= pmc_bitmask(pmc);
+}
+
static inline void pmc_release_perf_event(struct kvm_pmc *pmc)
{
if (pmc->perf_event) {
diff --git a/arch/x86/kvm/svm/pmu.c b/arch/x86/kvm/svm/pmu.c
index 9d65cd095691..1cb2bf9808f5 100644
--- a/arch/x86/kvm/svm/pmu.c
+++ b/arch/x86/kvm/svm/pmu.c
@@ -149,7 +149,7 @@ static int amd_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
/* MSR_PERFCTRn */
pmc = get_gp_pmc_amd(pmu, msr, PMU_TYPE_COUNTER);
if (pmc) {
- pmc->counter += data - pmc_read_counter(pmc);
+ pmc_write_counter(pmc, data);
pmc_update_sample_period(pmc);
return 0;
}
diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c
index 9fabfe71fd87..9a75a0d5deae 100644
--- a/arch/x86/kvm/vmx/pmu_intel.c
+++ b/arch/x86/kvm/vmx/pmu_intel.c
@@ -461,11 +461,11 @@ static int intel_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
if (!msr_info->host_initiated &&
!(msr & MSR_PMC_FULL_WIDTH_BIT))
data = (s64)(s32)data;
- pmc->counter += data - pmc_read_counter(pmc);
+ pmc_write_counter(pmc, data);
pmc_update_sample_period(pmc);
return 0;
} else if ((pmc = get_fixed_pmc(pmu, msr))) {
- pmc->counter += data - pmc_read_counter(pmc);
+ pmc_write_counter(pmc, data);
pmc_update_sample_period(pmc);
return 0;
} else if ((pmc = get_gp_pmc(pmu, msr, MSR_P6_EVNTSEL0))) {
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 1007f8027857..009b0d76bf03 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -723,6 +723,12 @@ static unsigned int calculate_io_allowed(u32 iops_limit,
static u64 calculate_bytes_allowed(u64 bps_limit, unsigned long jiffy_elapsed)
{
+ /*
+ * Can result be wider than 64 bits?
+ * We check against 62, not 64, due to ilog2 truncation.
+ */
+ if (ilog2(bps_limit) + ilog2(jiffy_elapsed) - ilog2(HZ) > 62)
+ return U64_MAX;
return mul_u64_u64_div_u64(bps_limit, (u64)jiffy_elapsed, (u64)HZ);
}
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index 2b9676416b8e..e614eb3355d3 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -1084,10 +1084,11 @@ int ata_scsi_dev_config(struct scsi_device *sdev, struct ata_device *dev)
/*
* Ask the sd driver to issue START STOP UNIT on runtime suspend
- * and resume only. For system level suspend/resume, devices
- * power state is handled directly by libata EH.
+ * and resume and shutdown only. For system level suspend/resume,
+ * devices power state is handled directly by libata EH.
*/
sdev->manage_runtime_start_stop = true;
+ sdev->manage_shutdown = true;
}
/*
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
index e0de6565800d..33fedbd096f3 100644
--- a/drivers/clk/clk.c
+++ b/drivers/clk/clk.c
@@ -3340,6 +3340,7 @@ static void possible_parent_show(struct seq_file *s, struct clk_core *core,
unsigned int i, char terminator)
{
struct clk_core *parent;
+ const char *name = NULL;
/*
* Go through the following options to fetch a parent's name.
@@ -3354,18 +3355,20 @@ static void possible_parent_show(struct seq_file *s, struct clk_core *core,
* registered (yet).
*/
parent = clk_core_get_parent_by_index(core, i);
- if (parent)
+ if (parent) {
seq_puts(s, parent->name);
- else if (core->parents[i].name)
+ } else if (core->parents[i].name) {
seq_puts(s, core->parents[i].name);
- else if (core->parents[i].fw_name)
+ } else if (core->parents[i].fw_name) {
seq_printf(s, "<%s>(fw)", core->parents[i].fw_name);
- else if (core->parents[i].index >= 0)
- seq_puts(s,
- of_clk_get_parent_name(core->of_node,
- core->parents[i].index));
- else
- seq_puts(s, "(missing)");
+ } else {
+ if (core->parents[i].index >= 0)
+ name = of_clk_get_parent_name(core->of_node, core->parents[i].index);
+ if (!name)
+ name = "(missing)";
+
+ seq_puts(s, name);
+ }
seq_putc(s, terminator);
}
diff --git a/drivers/clk/ti/clk-44xx.c b/drivers/clk/ti/clk-44xx.c
index 868bc7af21b0..9b2824ed785b 100644
--- a/drivers/clk/ti/clk-44xx.c
+++ b/drivers/clk/ti/clk-44xx.c
@@ -749,9 +749,14 @@ static struct ti_dt_clk omap44xx_clks[] = {
DT_CLK(NULL, "mcbsp1_sync_mux_ck", "abe-clkctrl:0028:26"),
DT_CLK(NULL, "mcbsp2_sync_mux_ck", "abe-clkctrl:0030:26"),
DT_CLK(NULL, "mcbsp3_sync_mux_ck", "abe-clkctrl:0038:26"),
+ DT_CLK("40122000.mcbsp", "prcm_fck", "abe-clkctrl:0028:26"),
+ DT_CLK("40124000.mcbsp", "prcm_fck", "abe-clkctrl:0030:26"),
+ DT_CLK("40126000.mcbsp", "prcm_fck", "abe-clkctrl:0038:26"),
DT_CLK(NULL, "mcbsp4_sync_mux_ck", "l4-per-clkctrl:00c0:26"),
+ DT_CLK("48096000.mcbsp", "prcm_fck", "l4-per-clkctrl:00c0:26"),
DT_CLK(NULL, "ocp2scp_usb_phy_phy_48m", "l3-init-clkctrl:00c0:8"),
DT_CLK(NULL, "otg_60m_gfclk", "l3-init-clkctrl:0040:24"),
+ DT_CLK(NULL, "pad_fck", "pad_clks_ck"),
DT_CLK(NULL, "per_mcbsp4_gfclk", "l4-per-clkctrl:00c0:24"),
DT_CLK(NULL, "pmd_stm_clock_mux_ck", "emu-sys-clkctrl:0000:20"),
DT_CLK(NULL, "pmd_trace_clk_mux_ck", "emu-sys-clkctrl:0000:22"),
diff --git a/drivers/clk/ti/clk-54xx.c b/drivers/clk/ti/clk-54xx.c
index b4aff76eb373..74dfd5823f83 100644
--- a/drivers/clk/ti/clk-54xx.c
+++ b/drivers/clk/ti/clk-54xx.c
@@ -565,15 +565,19 @@ static struct ti_dt_clk omap54xx_clks[] = {
DT_CLK(NULL, "gpio8_dbclk", "l4per-clkctrl:00f8:8"),
DT_CLK(NULL, "mcbsp1_gfclk", "abe-clkctrl:0028:24"),
DT_CLK(NULL, "mcbsp1_sync_mux_ck", "abe-clkctrl:0028:26"),
+ DT_CLK("40122000.mcbsp", "prcm_fck", "abe-clkctrl:0028:26"),
DT_CLK(NULL, "mcbsp2_gfclk", "abe-clkctrl:0030:24"),
DT_CLK(NULL, "mcbsp2_sync_mux_ck", "abe-clkctrl:0030:26"),
+ DT_CLK("40124000.mcbsp", "prcm_fck", "abe-clkctrl:0030:26"),
DT_CLK(NULL, "mcbsp3_gfclk", "abe-clkctrl:0038:24"),
DT_CLK(NULL, "mcbsp3_sync_mux_ck", "abe-clkctrl:0038:26"),
+ DT_CLK("40126000.mcbsp", "prcm_fck", "abe-clkctrl:0038:26"),
DT_CLK(NULL, "mmc1_32khz_clk", "l3init-clkctrl:0008:8"),
DT_CLK(NULL, "mmc1_fclk", "l3init-clkctrl:0008:25"),
DT_CLK(NULL, "mmc1_fclk_mux", "l3init-clkctrl:0008:24"),
DT_CLK(NULL, "mmc2_fclk", "l3init-clkctrl:0010:25"),
DT_CLK(NULL, "mmc2_fclk_mux", "l3init-clkctrl:0010:24"),
+ DT_CLK(NULL, "pad_fck", "pad_clks_ck"),
DT_CLK(NULL, "sata_ref_clk", "l3init-clkctrl:0068:8"),
DT_CLK(NULL, "timer10_gfclk_mux", "l4per-clkctrl:0008:24"),
DT_CLK(NULL, "timer11_gfclk_mux", "l4per-clkctrl:0010:24"),
diff --git a/drivers/crypto/virtio/virtio_crypto_common.h b/drivers/crypto/virtio/virtio_crypto_common.h
index 59a4c0259456..154590e1f764 100644
--- a/drivers/crypto/virtio/virtio_crypto_common.h
+++ b/drivers/crypto/virtio/virtio_crypto_common.h
@@ -35,6 +35,9 @@ struct virtio_crypto {
struct virtqueue *ctrl_vq;
struct data_queue *data_vq;
+ /* Work struct for config space updates */
+ struct work_struct config_work;
+
/* To protect the vq operations for the controlq */
spinlock_t ctrl_lock;
diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c
index 1198bd306365..3842915ea743 100644
--- a/drivers/crypto/virtio/virtio_crypto_core.c
+++ b/drivers/crypto/virtio/virtio_crypto_core.c
@@ -335,6 +335,14 @@ static void virtcrypto_del_vqs(struct virtio_crypto *vcrypto)
virtcrypto_free_queues(vcrypto);
}
+static void vcrypto_config_changed_work(struct work_struct *work)
+{
+ struct virtio_crypto *vcrypto =
+ container_of(work, struct virtio_crypto, config_work);
+
+ virtcrypto_update_status(vcrypto);
+}
+
static int virtcrypto_probe(struct virtio_device *vdev)
{
int err = -EFAULT;
@@ -454,6 +462,8 @@ static int virtcrypto_probe(struct virtio_device *vdev)
if (err)
goto free_engines;
+ INIT_WORK(&vcrypto->config_work, vcrypto_config_changed_work);
+
return 0;
free_engines:
@@ -489,6 +499,7 @@ static void virtcrypto_remove(struct virtio_device *vdev)
dev_info(&vdev->dev, "Start virtcrypto_remove.\n");
+ flush_work(&vcrypto->config_work);
if (virtcrypto_dev_started(vcrypto))
virtcrypto_dev_stop(vcrypto);
virtio_reset_device(vdev);
@@ -503,7 +514,7 @@ static void virtcrypto_config_changed(struct virtio_device *vdev)
{
struct virtio_crypto *vcrypto = vdev->priv;
- virtcrypto_update_status(vcrypto);
+ schedule_work(&vcrypto->config_work);
}
#ifdef CONFIG_PM_SLEEP
@@ -511,6 +522,7 @@ static int virtcrypto_freeze(struct virtio_device *vdev)
{
struct virtio_crypto *vcrypto = vdev->priv;
+ flush_work(&vcrypto->config_work);
virtio_reset_device(vdev);
virtcrypto_free_unused_reqs(vcrypto);
if (virtcrypto_dev_started(vcrypto))
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index e322a326546b..7ad2e03afd4e 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -1521,6 +1521,7 @@ static int sbp2_scsi_slave_configure(struct scsi_device *sdev)
if (sbp2_param_exclusive_login) {
sdev->manage_system_start_stop = true;
sdev->manage_runtime_start_stop = true;
+ sdev->manage_shutdown = true;
}
if (sdev->type == TYPE_ROM)
diff --git a/drivers/firmware/imx/imx-dsp.c b/drivers/firmware/imx/imx-dsp.c
index 1f410809d3ee..0f656e4191d5 100644
--- a/drivers/firmware/imx/imx-dsp.c
+++ b/drivers/firmware/imx/imx-dsp.c
@@ -115,11 +115,11 @@ static int imx_dsp_setup_channels(struct imx_dsp_ipc *dsp_ipc)
dsp_chan->idx = i % 2;
dsp_chan->ch = mbox_request_channel_byname(cl, chan_name);
if (IS_ERR(dsp_chan->ch)) {
- kfree(dsp_chan->name);
ret = PTR_ERR(dsp_chan->ch);
if (ret != -EPROBE_DEFER)
dev_err(dev, "Failed to request mbox chan %s ret %d\n",
chan_name, ret);
+ kfree(dsp_chan->name);
goto out;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/vi.c b/drivers/gpu/drm/amd/amdgpu/vi.c
index 53a3bb7fc9c4..1bfd7b49fe9c 100644
--- a/drivers/gpu/drm/amd/amdgpu/vi.c
+++ b/drivers/gpu/drm/amd/amdgpu/vi.c
@@ -1147,7 +1147,7 @@ static void vi_program_aspm(struct amdgpu_device *adev)
bool bL1SS = false;
bool bClkReqSupport = true;
- if (!amdgpu_device_should_use_aspm(adev) || !amdgpu_device_aspm_support_quirk())
+ if (!amdgpu_device_should_use_aspm(adev) || !amdgpu_device_pcie_dynamic_switching_supported())
return;
if (adev->flags & AMD_IS_APU ||
diff --git a/drivers/gpu/drm/display/drm_dp_mst_topology.c b/drivers/gpu/drm/display/drm_dp_mst_topology.c
index f854cb5eafbe..72b2b171e533 100644
--- a/drivers/gpu/drm/display/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/display/drm_dp_mst_topology.c
@@ -2574,14 +2574,14 @@ static struct drm_dp_mst_branch *get_mst_branch_device_by_guid_helper(
struct drm_dp_mst_branch *found_mstb;
struct drm_dp_mst_port *port;
+ if (!mstb)
+ return NULL;
+
if (memcmp(mstb->guid, guid, 16) == 0)
return mstb;
list_for_each_entry(port, &mstb->ports, next) {
- if (!port->mstb)
- continue;
-
found_mstb = get_mst_branch_device_by_guid_helper(port->mstb, guid);
if (found_mstb)
diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 958b37123bf1..89eec585880f 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -760,9 +760,18 @@ static void i915_pmu_event_start(struct perf_event *event, int flags)
static void i915_pmu_event_stop(struct perf_event *event, int flags)
{
+ struct drm_i915_private *i915 =
+ container_of(event->pmu, typeof(*i915), pmu.base);
+ struct i915_pmu *pmu = &i915->pmu;
+
+ if (pmu->closed)
+ goto out;
+
if (flags & PERF_EF_UPDATE)
i915_pmu_event_read(event);
i915_pmu_disable(event);
+
+out:
event->hw.state = PERF_HES_STOPPED;
}
diff --git a/drivers/gpu/drm/logicvc/Kconfig b/drivers/gpu/drm/logicvc/Kconfig
index fa7a88368809..1df22a852a23 100644
--- a/drivers/gpu/drm/logicvc/Kconfig
+++ b/drivers/gpu/drm/logicvc/Kconfig
@@ -5,5 +5,7 @@ config DRM_LOGICVC
select DRM_KMS_HELPER
select DRM_KMS_DMA_HELPER
select DRM_GEM_DMA_HELPER
+ select REGMAP
+ select REGMAP_MMIO
help
DRM display driver for the logiCVC programmable logic block from Xylon
diff --git a/drivers/i2c/busses/i2c-aspeed.c b/drivers/i2c/busses/i2c-aspeed.c
index 866c52afb8b0..6adf3b141316 100644
--- a/drivers/i2c/busses/i2c-aspeed.c
+++ b/drivers/i2c/busses/i2c-aspeed.c
@@ -749,6 +749,8 @@ static void __aspeed_i2c_reg_slave(struct aspeed_i2c_bus *bus, u16 slave_addr)
func_ctrl_reg_val = readl(bus->base + ASPEED_I2C_FUN_CTRL_REG);
func_ctrl_reg_val |= ASPEED_I2CD_SLAVE_EN;
writel(func_ctrl_reg_val, bus->base + ASPEED_I2C_FUN_CTRL_REG);
+
+ bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE;
}
static int aspeed_i2c_reg_slave(struct i2c_client *client)
@@ -765,7 +767,6 @@ static int aspeed_i2c_reg_slave(struct i2c_client *client)
__aspeed_i2c_reg_slave(bus, client->addr);
bus->slave = client;
- bus->slave_state = ASPEED_I2C_SLAVE_INACTIVE;
spin_unlock_irqrestore(&bus->lock, flags);
return 0;
diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
index d1c59d83a65b..cb995449ebf3 100644
--- a/drivers/i2c/busses/i2c-stm32f7.c
+++ b/drivers/i2c/busses/i2c-stm32f7.c
@@ -1059,9 +1059,10 @@ static int stm32f7_i2c_smbus_xfer_msg(struct stm32f7_i2c_dev *i2c_dev,
/* Configure PEC */
if ((flags & I2C_CLIENT_PEC) && f7_msg->size != I2C_SMBUS_QUICK) {
cr1 |= STM32F7_I2C_CR1_PECEN;
- cr2 |= STM32F7_I2C_CR2_PECBYTE;
- if (!f7_msg->read_write)
+ if (!f7_msg->read_write) {
+ cr2 |= STM32F7_I2C_CR2_PECBYTE;
f7_msg->count++;
+ }
} else {
cr1 &= ~STM32F7_I2C_CR1_PECEN;
cr2 &= ~STM32F7_I2C_CR2_PECBYTE;
@@ -1149,8 +1150,10 @@ static void stm32f7_i2c_smbus_rep_start(struct stm32f7_i2c_dev *i2c_dev)
f7_msg->stop = true;
/* Add one byte for PEC if needed */
- if (cr1 & STM32F7_I2C_CR1_PECEN)
+ if (cr1 & STM32F7_I2C_CR1_PECEN) {
+ cr2 |= STM32F7_I2C_CR2_PECBYTE;
f7_msg->count++;
+ }
/* Set number of bytes to be transferred */
cr2 &= ~(STM32F7_I2C_CR2_NBYTES_MASK);
diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c
index 8e8688e8de0f..45a3f7e7b3f6 100644
--- a/drivers/i2c/muxes/i2c-demux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c
@@ -61,7 +61,7 @@ static int i2c_demux_activate_master(struct i2c_demux_pinctrl_priv *priv, u32 ne
if (ret)
goto err;
- adap = of_find_i2c_adapter_by_node(priv->chan[new_chan].parent_np);
+ adap = of_get_i2c_adapter_by_node(priv->chan[new_chan].parent_np);
if (!adap) {
ret = -ENODEV;
goto err_with_revert;
diff --git a/drivers/i2c/muxes/i2c-mux-gpmux.c b/drivers/i2c/muxes/i2c-mux-gpmux.c
index 33024acaac02..0ebc12575081 100644
--- a/drivers/i2c/muxes/i2c-mux-gpmux.c
+++ b/drivers/i2c/muxes/i2c-mux-gpmux.c
@@ -52,7 +52,7 @@ static struct i2c_adapter *mux_parent_adapter(struct device *dev)
dev_err(dev, "Cannot parse i2c-parent\n");
return ERR_PTR(-ENODEV);
}
- parent = of_find_i2c_adapter_by_node(parent_np);
+ parent = of_get_i2c_adapter_by_node(parent_np);
of_node_put(parent_np);
if (!parent)
return ERR_PTR(-EPROBE_DEFER);
diff --git a/drivers/i2c/muxes/i2c-mux-pinctrl.c b/drivers/i2c/muxes/i2c-mux-pinctrl.c
index d5ad904756fd..f0bc4f399481 100644
--- a/drivers/i2c/muxes/i2c-mux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-mux-pinctrl.c
@@ -62,7 +62,7 @@ static struct i2c_adapter *i2c_mux_pinctrl_parent_adapter(struct device *dev)
dev_err(dev, "Cannot parse i2c-parent\n");
return ERR_PTR(-ENODEV);
}
- parent = of_find_i2c_adapter_by_node(parent_np);
+ parent = of_get_i2c_adapter_by_node(parent_np);
of_node_put(parent_np);
if (!parent)
return ERR_PTR(-EPROBE_DEFER);
diff --git a/drivers/iio/adc/exynos_adc.c b/drivers/iio/adc/exynos_adc.c
index cff1ba57fb16..43c8af41b4a9 100644
--- a/drivers/iio/adc/exynos_adc.c
+++ b/drivers/iio/adc/exynos_adc.c
@@ -826,16 +826,26 @@ static int exynos_adc_probe(struct platform_device *pdev)
}
}
+ /* leave out any TS related code if unreachable */
+ if (IS_REACHABLE(CONFIG_INPUT)) {
+ has_ts = of_property_read_bool(pdev->dev.of_node,
+ "has-touchscreen") || pdata;
+ }
+
irq = platform_get_irq(pdev, 0);
if (irq < 0)
return irq;
info->irq = irq;
- irq = platform_get_irq(pdev, 1);
- if (irq == -EPROBE_DEFER)
- return irq;
+ if (has_ts) {
+ irq = platform_get_irq(pdev, 1);
+ if (irq == -EPROBE_DEFER)
+ return irq;
- info->tsirq = irq;
+ info->tsirq = irq;
+ } else {
+ info->tsirq = -1;
+ }
info->dev = &pdev->dev;
@@ -900,12 +910,6 @@ static int exynos_adc_probe(struct platform_device *pdev)
if (info->data->init_hw)
info->data->init_hw(info);
- /* leave out any TS related code if unreachable */
- if (IS_REACHABLE(CONFIG_INPUT)) {
- has_ts = of_property_read_bool(pdev->dev.of_node,
- "has-touchscreen") || pdata;
- }
-
if (pdata)
info->delay = pdata->delay;
else
diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
index 292f2892d223..abb8891b9e82 100644
--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -456,6 +456,9 @@ static const struct xadc_ops xadc_zynq_ops = {
.interrupt_handler = xadc_zynq_interrupt_handler,
.update_alarm = xadc_zynq_update_alarm,
.type = XADC_TYPE_S7,
+ /* Temp in C = (val * 503.975) / 2**bits - 273.15 */
+ .temp_scale = 503975,
+ .temp_offset = 273150,
};
static const unsigned int xadc_axi_reg_offsets[] = {
@@ -566,6 +569,9 @@ static const struct xadc_ops xadc_7s_axi_ops = {
.interrupt_handler = xadc_axi_interrupt_handler,
.flags = XADC_FLAGS_BUFFERED | XADC_FLAGS_IRQ_OPTIONAL,
.type = XADC_TYPE_S7,
+ /* Temp in C = (val * 503.975) / 2**bits - 273.15 */
+ .temp_scale = 503975,
+ .temp_offset = 273150,
};
static const struct xadc_ops xadc_us_axi_ops = {
@@ -577,6 +583,12 @@ static const struct xadc_ops xadc_us_axi_ops = {
.interrupt_handler = xadc_axi_interrupt_handler,
.flags = XADC_FLAGS_BUFFERED | XADC_FLAGS_IRQ_OPTIONAL,
.type = XADC_TYPE_US,
+ /**
+ * Values below are for UltraScale+ (SYSMONE4) using internal reference.
+ * See https://docs.xilinx.com/v/u/en-US/ug580-ultrascale-sysmon
+ */
+ .temp_scale = 509314,
+ .temp_offset = 280231,
};
static int _xadc_update_adc_reg(struct xadc *xadc, unsigned int reg,
@@ -948,8 +960,7 @@ static int xadc_read_raw(struct iio_dev *indio_dev,
*val2 = bits;
return IIO_VAL_FRACTIONAL_LOG2;
case IIO_TEMP:
- /* Temp in C = (val * 503.975) / 2**bits - 273.15 */
- *val = 503975;
+ *val = xadc->ops->temp_scale;
*val2 = bits;
return IIO_VAL_FRACTIONAL_LOG2;
default:
@@ -957,7 +968,7 @@ static int xadc_read_raw(struct iio_dev *indio_dev,
}
case IIO_CHAN_INFO_OFFSET:
/* Only the temperature channel has an offset */
- *val = -((273150 << bits) / 503975);
+ *val = -((xadc->ops->temp_offset << bits) / xadc->ops->temp_scale);
return IIO_VAL_INT;
case IIO_CHAN_INFO_SAMP_FREQ:
ret = xadc_read_samplerate(xadc);
@@ -1426,28 +1437,6 @@ static int xadc_probe(struct platform_device *pdev)
if (ret)
return ret;
- /* Disable all alarms */
- ret = xadc_update_adc_reg(xadc, XADC_REG_CONF1, XADC_CONF1_ALARM_MASK,
- XADC_CONF1_ALARM_MASK);
- if (ret)
- return ret;
-
- /* Set thresholds to min/max */
- for (i = 0; i < 16; i++) {
- /*
- * Set max voltage threshold and both temperature thresholds to
- * 0xffff, min voltage threshold to 0.
- */
- if (i % 8 < 4 || i == 7)
- xadc->threshold[i] = 0xffff;
- else
- xadc->threshold[i] = 0;
- ret = xadc_write_adc_reg(xadc, XADC_REG_THRESHOLD(i),
- xadc->threshold[i]);
- if (ret)
- return ret;
- }
-
/* Go to non-buffered mode */
xadc_postdisable(indio_dev);
diff --git a/drivers/iio/adc/xilinx-xadc.h b/drivers/iio/adc/xilinx-xadc.h
index 7d78ce698967..3036f4d613ff 100644
--- a/drivers/iio/adc/xilinx-xadc.h
+++ b/drivers/iio/adc/xilinx-xadc.h
@@ -85,6 +85,8 @@ struct xadc_ops {
unsigned int flags;
enum xadc_type type;
+ int temp_scale;
+ int temp_offset;
};
static inline int _xadc_read_adc_reg(struct xadc *xadc, unsigned int reg,
diff --git a/drivers/iio/afe/iio-rescale.c b/drivers/iio/afe/iio-rescale.c
index 1f280c360701..56e5913ab82d 100644
--- a/drivers/iio/afe/iio-rescale.c
+++ b/drivers/iio/afe/iio-rescale.c
@@ -214,8 +214,18 @@ static int rescale_read_raw(struct iio_dev *indio_dev,
return ret < 0 ? ret : -EOPNOTSUPP;
}
- ret = iio_read_channel_scale(rescale->source, &scale, &scale2);
- return rescale_process_offset(rescale, ret, scale, scale2,
+ if (iio_channel_has_info(rescale->source->channel,
+ IIO_CHAN_INFO_SCALE)) {
+ ret = iio_read_channel_scale(rescale->source, &scale, &scale2);
+ return rescale_process_offset(rescale, ret, scale, scale2,
+ schan_off, val, val2);
+ }
+
+ /*
+ * If we get here we have no scale so scale 1:1 but apply
+ * rescaler and offset, if any.
+ */
+ return rescale_process_offset(rescale, IIO_VAL_FRACTIONAL, 1, 1,
schan_off, val, val2);
default:
return -EINVAL;
@@ -280,8 +290,9 @@ static int rescale_configure_channel(struct device *dev,
chan->type = rescale->cfg->type;
if (iio_channel_has_info(schan, IIO_CHAN_INFO_RAW) &&
- iio_channel_has_info(schan, IIO_CHAN_INFO_SCALE)) {
- dev_info(dev, "using raw+scale source channel\n");
+ (iio_channel_has_info(schan, IIO_CHAN_INFO_SCALE) ||
+ iio_channel_has_info(schan, IIO_CHAN_INFO_OFFSET))) {
+ dev_info(dev, "using raw+scale/offset source channel\n");
} else if (iio_channel_has_info(schan, IIO_CHAN_INFO_PROCESSED)) {
dev_info(dev, "using processed channel\n");
rescale->chan_processed = true;
diff --git a/drivers/mcb/mcb-lpc.c b/drivers/mcb/mcb-lpc.c
index 53decd89876e..a851e0236464 100644
--- a/drivers/mcb/mcb-lpc.c
+++ b/drivers/mcb/mcb-lpc.c
@@ -23,7 +23,7 @@ static int mcb_lpc_probe(struct platform_device *pdev)
{
struct resource *res;
struct priv *priv;
- int ret = 0;
+ int ret = 0, table_size;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
@@ -58,16 +58,43 @@ static int mcb_lpc_probe(struct platform_device *pdev)
ret = chameleon_parse_cells(priv->bus, priv->mem->start, priv->base);
if (ret < 0) {
- mcb_release_bus(priv->bus);
- return ret;
+ goto out_mcb_bus;
}
- dev_dbg(&pdev->dev, "Found %d cells\n", ret);
+ table_size = ret;
+
+ if (table_size < CHAM_HEADER_SIZE) {
+ /* Release the previous resources */
+ devm_iounmap(&pdev->dev, priv->base);
+ devm_release_mem_region(&pdev->dev, priv->mem->start, resource_size(priv->mem));
+
+ /* Then, allocate it again with the actual chameleon table size */
+ res = devm_request_mem_region(&pdev->dev, priv->mem->start,
+ table_size,
+ KBUILD_MODNAME);
+ if (!res) {
+ dev_err(&pdev->dev, "Failed to request PCI memory\n");
+ ret = -EBUSY;
+ goto out_mcb_bus;
+ }
+
+ priv->base = devm_ioremap(&pdev->dev, priv->mem->start, table_size);
+ if (!priv->base) {
+ dev_err(&pdev->dev, "Cannot ioremap\n");
+ ret = -ENOMEM;
+ goto out_mcb_bus;
+ }
+
+ platform_set_drvdata(pdev, priv);
+ }
mcb_bus_add_devices(priv->bus);
return 0;
+out_mcb_bus:
+ mcb_release_bus(priv->bus);
+ return ret;
}
static int mcb_lpc_remove(struct platform_device *pdev)
diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c
index c41cbacc75a2..656b6b71c768 100644
--- a/drivers/mcb/mcb-parse.c
+++ b/drivers/mcb/mcb-parse.c
@@ -128,7 +128,7 @@ static void chameleon_parse_bar(void __iomem *base,
}
}
-static int chameleon_get_bar(char __iomem **base, phys_addr_t mapbase,
+static int chameleon_get_bar(void __iomem **base, phys_addr_t mapbase,
struct chameleon_bar **cb)
{
struct chameleon_bar *c;
@@ -177,12 +177,13 @@ int chameleon_parse_cells(struct mcb_bus *bus, phys_addr_t mapbase,
{
struct chameleon_fpga_header *header;
struct chameleon_bar *cb;
- char __iomem *p = base;
+ void __iomem *p = base;
int num_cells = 0;
uint32_t dtype;
int bar_count;
int ret;
u32 hsize;
+ u32 table_size;
hsize = sizeof(struct chameleon_fpga_header);
@@ -237,12 +238,16 @@ int chameleon_parse_cells(struct mcb_bus *bus, phys_addr_t mapbase,
num_cells++;
}
- if (num_cells == 0)
- num_cells = -EINVAL;
+ if (num_cells == 0) {
+ ret = -EINVAL;
+ goto free_bar;
+ }
+ table_size = p - base;
+ pr_debug("%d cell(s) found. Chameleon table size: 0x%04x bytes\n", num_cells, table_size);
kfree(cb);
kfree(header);
- return num_cells;
+ return table_size;
free_bar:
kfree(cb);
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 4c51d216f3d4..cc57cc820432 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -903,6 +903,7 @@ static int fastrpc_get_args(u32 kernel, struct fastrpc_invoke_ctx *ctx)
if (err)
return err;
+ memset(ctx->buf->virt, 0, pkt_size);
rpra = ctx->buf->virt;
list = fastrpc_invoke_buf_start(rpra, ctx->nscalars);
pages = fastrpc_phy_page_start(list, ctx->nscalars);
@@ -1035,6 +1036,7 @@ static int fastrpc_put_args(struct fastrpc_invoke_ctx *ctx,
}
}
+ /* Clean up fdlist which is updated by DSP */
for (i = 0; i < FASTRPC_MAX_FDLIST; i++) {
if (!fdlist[i])
break;
@@ -1099,11 +1101,9 @@ static int fastrpc_internal_invoke(struct fastrpc_user *fl, u32 kernel,
if (IS_ERR(ctx))
return PTR_ERR(ctx);
- if (ctx->nscalars) {
- err = fastrpc_get_args(kernel, ctx);
- if (err)
- goto bail;
- }
+ err = fastrpc_get_args(kernel, ctx);
+ if (err)
+ goto bail;
/* make sure that all CPU memory writes are seen by DSP */
dma_wmb();
@@ -1119,6 +1119,13 @@ static int fastrpc_internal_invoke(struct fastrpc_user *fl, u32 kernel,
err = wait_for_completion_interruptible(&ctx->work);
}
+ if (err)
+ goto bail;
+
+ /* make sure that all memory writes by DSP are seen by CPU */
+ dma_rmb();
+ /* populate all the output buffers with results */
+ err = fastrpc_put_args(ctx, kernel);
if (err)
goto bail;
@@ -1127,15 +1134,6 @@ static int fastrpc_internal_invoke(struct fastrpc_user *fl, u32 kernel,
if (err)
goto bail;
- if (ctx->nscalars) {
- /* make sure that all memory writes by DSP are seen by CPU */
- dma_rmb();
- /* populate all the output buffers with results */
- err = fastrpc_put_args(ctx, kernel);
- if (err)
- goto bail;
- }
-
bail:
if (err != -ERESTARTSYS && err != -ETIMEDOUT) {
/* We are done with this compute context */
@@ -1785,11 +1783,13 @@ static int fastrpc_req_mem_unmap_impl(struct fastrpc_user *fl, struct fastrpc_me
sc = FASTRPC_SCALARS(FASTRPC_RMID_INIT_MEM_UNMAP, 1, 0);
err = fastrpc_internal_invoke(fl, true, FASTRPC_INIT_HANDLE, sc,
&args[0]);
- fastrpc_map_put(map);
- if (err)
+ if (err) {
dev_err(dev, "unmmap\tpt fd = %d, 0x%09llx error\n", map->fd, map->raddr);
+ return err;
+ }
+ fastrpc_map_put(map);
- return err;
+ return 0;
}
static int fastrpc_req_mem_unmap(struct fastrpc_user *fl, char __user *argp)
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index cdd7f126d4ae..1fc6767f1878 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -180,6 +180,8 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq,
int recovery_mode,
struct mmc_queue *mq);
static void mmc_blk_hsq_req_done(struct mmc_request *mrq);
+static int mmc_spi_err_check(struct mmc_card *card);
+static int mmc_blk_busy_cb(void *cb_data, bool *busy);
static struct mmc_blk_data *mmc_blk_get(struct gendisk *disk)
{
@@ -471,6 +473,8 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
struct mmc_data data = {};
struct mmc_request mrq = {};
struct scatterlist sg;
+ bool r1b_resp;
+ unsigned int busy_timeout_ms;
int err;
unsigned int target_part;
@@ -559,6 +563,12 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
(cmd.opcode == MMC_SWITCH))
return mmc_sanitize(card, idata->ic.cmd_timeout_ms);
+ /* If it's an R1B response we need some more preparations. */
+ busy_timeout_ms = idata->ic.cmd_timeout_ms ? : MMC_BLK_TIMEOUT_MS;
+ r1b_resp = (cmd.flags & MMC_RSP_R1B) == MMC_RSP_R1B;
+ if (r1b_resp)
+ mmc_prepare_busy_cmd(card->host, &cmd, busy_timeout_ms);
+
mmc_wait_for_req(card->host, &mrq);
memcpy(&idata->ic.response, cmd.resp, sizeof(cmd.resp));
@@ -610,13 +620,27 @@ static int __mmc_blk_ioctl_cmd(struct mmc_card *card, struct mmc_blk_data *md,
if (idata->ic.postsleep_min_us)
usleep_range(idata->ic.postsleep_min_us, idata->ic.postsleep_max_us);
- if (idata->rpmb || (cmd.flags & MMC_RSP_R1B) == MMC_RSP_R1B) {
- /*
- * Ensure RPMB/R1B command has completed by polling CMD13 "Send Status". Here we
- * allow to override the default timeout value if a custom timeout is specified.
- */
- err = mmc_poll_for_busy(card, idata->ic.cmd_timeout_ms ? : MMC_BLK_TIMEOUT_MS,
- false, MMC_BUSY_IO);
+ if (mmc_host_is_spi(card->host)) {
+ if (idata->ic.write_flag || r1b_resp || cmd.flags & MMC_RSP_SPI_BUSY)
+ return mmc_spi_err_check(card);
+ return err;
+ }
+
+ /*
+ * Ensure RPMB, writes and R1B responses are completed by polling with
+ * CMD13. Note that, usually we don't need to poll when using HW busy
+ * detection, but here it's needed since some commands may indicate the
+ * error through the R1 status bits.
+ */
+ if (idata->rpmb || idata->ic.write_flag || r1b_resp) {
+ struct mmc_blk_busy_data cb_data = {
+ .card = card,
+ };
+
+ err = __mmc_poll_for_busy(card->host, 0, busy_timeout_ms,
+ &mmc_blk_busy_cb, &cb_data);
+
+ idata->ic.response[0] = cb_data.status;
}
return err;
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 81c55bfd6e0c..3b3adbddf664 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -575,6 +575,7 @@ bool mmc_prepare_busy_cmd(struct mmc_host *host, struct mmc_command *cmd,
cmd->busy_timeout = timeout_ms;
return true;
}
+EXPORT_SYMBOL_GPL(mmc_prepare_busy_cmd);
/**
* __mmc_switch - modify EXT_CSD register
diff --git a/drivers/net/ethernet/adi/adin1110.c b/drivers/net/ethernet/adi/adin1110.c
index ed2863ed6a5b..7474afc0e8e7 100644
--- a/drivers/net/ethernet/adi/adin1110.c
+++ b/drivers/net/ethernet/adi/adin1110.c
@@ -294,7 +294,7 @@ static int adin1110_read_fifo(struct adin1110_port_priv *port_priv)
{
struct adin1110_priv *priv = port_priv->priv;
u32 header_len = ADIN1110_RD_HEADER_LEN;
- struct spi_transfer t;
+ struct spi_transfer t = {0};
u32 frame_size_no_fcs;
struct sk_buff *rxb;
u32 frame_size;
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index a81f918091cc..7d4cc4eafd59 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -580,7 +580,6 @@ struct i40e_pf {
#define I40E_FLAG_DISABLE_FW_LLDP BIT(24)
#define I40E_FLAG_RS_FEC BIT(25)
#define I40E_FLAG_BASE_R_FEC BIT(26)
-#define I40E_FLAG_VF_VLAN_PRUNING BIT(27)
/* TOTAL_PORT_SHUTDOWN
* Allows to physically disable the link on the NIC's port.
* If enabled, (after link down request from the OS)
@@ -603,6 +602,7 @@ struct i40e_pf {
* in abilities field of i40e_aq_set_phy_config structure
*/
#define I40E_FLAG_TOTAL_PORT_SHUTDOWN_ENABLED BIT(27)
+#define I40E_FLAG_VF_VLAN_PRUNING BIT(28)
struct i40e_client_instance *cinst;
bool stat_offsets_loaded;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 494775d65bf2..6d26ee8eefae 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2770,7 +2770,7 @@ int i40e_napi_poll(struct napi_struct *napi, int budget)
return budget;
}
- if (vsi->back->flags & I40E_TXR_FLAGS_WB_ON_ITR)
+ if (q_vector->tx.ring[0].flags & I40E_TXR_FLAGS_WB_ON_ITR)
q_vector->arm_wb_state = false;
/* Exit the polling mode, but don't re-enable interrupts if stack might
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index a39f7f0d6ab0..326bb5fdf5f9 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -1449,9 +1449,9 @@ void iavf_down(struct iavf_adapter *adapter)
adapter->aq_required |= IAVF_FLAG_AQ_DEL_FDIR_FILTER;
if (!list_empty(&adapter->adv_rss_list_head))
adapter->aq_required |= IAVF_FLAG_AQ_DEL_ADV_RSS_CFG;
- adapter->aq_required |= IAVF_FLAG_AQ_DISABLE_QUEUES;
}
+ adapter->aq_required |= IAVF_FLAG_AQ_DISABLE_QUEUES;
mod_delayed_work(adapter->wq, &adapter->watchdog_task, 0);
}
@@ -5020,8 +5020,6 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
INIT_WORK(&adapter->finish_config, iavf_finish_config);
INIT_DELAYED_WORK(&adapter->watchdog_task, iavf_watchdog_task);
INIT_DELAYED_WORK(&adapter->client_task, iavf_client_task);
- queue_delayed_work(adapter->wq, &adapter->watchdog_task,
- msecs_to_jiffies(5 * (pdev->devfn & 0x07)));
/* Setup the wait queue for indicating transition to down status */
init_waitqueue_head(&adapter->down_waitqueue);
@@ -5032,6 +5030,9 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Setup the wait queue for indicating virtchannel events */
init_waitqueue_head(&adapter->vc_waitqueue);
+ queue_delayed_work(adapter->wq, &adapter->watchdog_task,
+ msecs_to_jiffies(5 * (pdev->devfn & 0x07)));
+ /* Initialization goes on in the work. Do not add more of it below. */
return 0;
err_ioremap:
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index 96fa1c420f91..ceff537d9d22 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -2978,11 +2978,15 @@ static int igb_add_ethtool_nfc_entry(struct igb_adapter *adapter,
if (err)
goto err_out_w_lock;
- igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx);
+ err = igb_update_ethtool_nfc_entry(adapter, input, input->sw_idx);
+ if (err)
+ goto err_out_input_filter;
spin_unlock(&adapter->nfc_lock);
return 0;
+err_out_input_filter:
+ igb_erase_filter(adapter, input);
err_out_w_lock:
spin_unlock(&adapter->nfc_lock);
err_out:
diff --git a/drivers/net/ethernet/intel/igc/igc_ethtool.c b/drivers/net/ethernet/intel/igc/igc_ethtool.c
index e23b95edb05e..81897f7a90a9 100644
--- a/drivers/net/ethernet/intel/igc/igc_ethtool.c
+++ b/drivers/net/ethernet/intel/igc/igc_ethtool.c
@@ -1817,7 +1817,7 @@ igc_ethtool_set_link_ksettings(struct net_device *netdev,
struct igc_adapter *adapter = netdev_priv(netdev);
struct net_device *dev = adapter->netdev;
struct igc_hw *hw = &adapter->hw;
- u32 advertising;
+ u16 advertised = 0;
/* When adapter in resetting mode, autoneg/speed/duplex
* cannot be changed
@@ -1842,18 +1842,33 @@ igc_ethtool_set_link_ksettings(struct net_device *netdev,
while (test_and_set_bit(__IGC_RESETTING, &adapter->state))
usleep_range(1000, 2000);
- ethtool_convert_link_mode_to_legacy_u32(&advertising,
- cmd->link_modes.advertising);
- /* Converting to legacy u32 drops ETHTOOL_LINK_MODE_2500baseT_Full_BIT.
- * We have to check this and convert it to ADVERTISE_2500_FULL
- * (aka ETHTOOL_LINK_MODE_2500baseX_Full_BIT) explicitly.
- */
- if (ethtool_link_ksettings_test_link_mode(cmd, advertising, 2500baseT_Full))
- advertising |= ADVERTISE_2500_FULL;
+ if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+ 2500baseT_Full))
+ advertised |= ADVERTISE_2500_FULL;
+
+ if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+ 1000baseT_Full))
+ advertised |= ADVERTISE_1000_FULL;
+
+ if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+ 100baseT_Full))
+ advertised |= ADVERTISE_100_FULL;
+
+ if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+ 100baseT_Half))
+ advertised |= ADVERTISE_100_HALF;
+
+ if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+ 10baseT_Full))
+ advertised |= ADVERTISE_10_FULL;
+
+ if (ethtool_link_ksettings_test_link_mode(cmd, advertising,
+ 10baseT_Half))
+ advertised |= ADVERTISE_10_HALF;
if (cmd->base.autoneg == AUTONEG_ENABLE) {
hw->mac.autoneg = 1;
- hw->phy.autoneg_advertised = advertising;
+ hw->phy.autoneg_advertised = advertised;
if (adapter->fc_autoneg)
hw->fc.requested_mode = igc_fc_default;
} else {
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index a9a0dca0c030..80b6079b8a8e 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -4343,7 +4343,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp,
unsigned int entry = dirty_tx % NUM_TX_DESC;
u32 status;
- status = le32_to_cpu(tp->TxDescArray[entry].opts1);
+ status = le32_to_cpu(READ_ONCE(tp->TxDescArray[entry].opts1));
if (status & DescOwn)
break;
@@ -4380,7 +4380,7 @@ static void rtl_tx(struct net_device *dev, struct rtl8169_private *tp,
* If skb is NULL then we come here again once a tx irq is
* triggered after the last fragment is marked transmitted.
*/
- if (tp->cur_tx != dirty_tx && skb)
+ if (READ_ONCE(tp->cur_tx) != dirty_tx && skb)
rtl8169_doorbell(tp);
}
}
@@ -4413,7 +4413,7 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, int budget
dma_addr_t addr;
u32 status;
- status = le32_to_cpu(desc->opts1);
+ status = le32_to_cpu(READ_ONCE(desc->opts1));
if (status & DescOwn)
break;
diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c
index dc14a66583ff..44488c153ea2 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_wireless.c
@@ -1217,7 +1217,7 @@ static int gelic_wl_set_encodeext(struct net_device *netdev,
key_index = wl->current_key;
if (!enc->length && (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) {
- /* reques to change default key index */
+ /* request to change default key index */
pr_debug("%s: request to change default key to %d\n",
__func__, key_index);
wl->current_key = key_index;
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index acb20ad4e37e..477b4d4f860b 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -871,8 +871,9 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev,
skb_dst_update_pmtu_no_confirm(skb, mtu);
- if (!skb_is_gso(skb) && (iph->frag_off & htons(IP_DF)) &&
- mtu < ntohs(iph->tot_len)) {
+ if (iph->frag_off & htons(IP_DF) &&
+ ((!skb_is_gso(skb) && skb->len > mtu) ||
+ (skb_is_gso(skb) && !skb_gso_validate_network_len(skb, mtu)))) {
netdev_dbg(dev, "packet too big, fragmentation needed\n");
icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
htonl(mtu));
diff --git a/drivers/net/ieee802154/adf7242.c b/drivers/net/ieee802154/adf7242.c
index 5cf218c674a5..32d92bdabd23 100644
--- a/drivers/net/ieee802154/adf7242.c
+++ b/drivers/net/ieee802154/adf7242.c
@@ -1162,9 +1162,10 @@ static int adf7242_stats_show(struct seq_file *file, void *offset)
static void adf7242_debugfs_init(struct adf7242_local *lp)
{
- char debugfs_dir_name[DNAME_INLINE_LEN + 1] = "adf7242-";
+ char debugfs_dir_name[DNAME_INLINE_LEN + 1];
- strncat(debugfs_dir_name, dev_name(&lp->spi->dev), DNAME_INLINE_LEN);
+ snprintf(debugfs_dir_name, sizeof(debugfs_dir_name),
+ "adf7242-%s", dev_name(&lp->spi->dev));
lp->debugfs_root = debugfs_create_dir(debugfs_dir_name, NULL);
diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c
index fc1458f96e17..c34974f7dfd2 100644
--- a/drivers/net/usb/r8152.c
+++ b/drivers/net/usb/r8152.c
@@ -1211,7 +1211,7 @@ int get_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data)
ret = usb_control_msg(tp->udev, tp->pipe_ctrl_in,
RTL8152_REQ_GET_REGS, RTL8152_REQT_READ,
- value, index, tmp, size, 500);
+ value, index, tmp, size, USB_CTRL_GET_TIMEOUT);
if (ret < 0)
memset(data, 0xff, size);
else
@@ -1234,7 +1234,7 @@ int set_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data)
ret = usb_control_msg(tp->udev, tp->pipe_ctrl_out,
RTL8152_REQ_SET_REGS, RTL8152_REQT_WRITE,
- value, index, tmp, size, 500);
+ value, index, tmp, size, USB_CTRL_SET_TIMEOUT);
kfree(tmp);
@@ -9549,7 +9549,8 @@ u8 rtl8152_get_version(struct usb_interface *intf)
ret = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
RTL8152_REQ_GET_REGS, RTL8152_REQT_READ,
- PLA_TCR0, MCU_TYPE_PLA, tmp, sizeof(*tmp), 500);
+ PLA_TCR0, MCU_TYPE_PLA, tmp, sizeof(*tmp),
+ USB_CTRL_GET_TIMEOUT);
if (ret > 0)
ocp_data = (__le32_to_cpu(*tmp) >> 16) & VERSION_MASK;
@@ -9825,6 +9826,10 @@ static int rtl8152_probe(struct usb_interface *intf,
out1:
tasklet_kill(&tp->tx_tl);
+ cancel_delayed_work_sync(&tp->hw_phy_work);
+ if (tp->rtl_ops.unload)
+ tp->rtl_ops.unload(tp);
+ rtl8152_release_firmware(tp);
usb_set_intfdata(intf, NULL);
out:
free_netdev(netdev);
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 17da42fe605c..a530f20ee257 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -95,7 +95,9 @@ static int __must_check smsc95xx_read_reg(struct usbnet *dev, u32 index,
ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN
| USB_TYPE_VENDOR | USB_RECIP_DEVICE,
0, index, &buf, 4);
- if (ret < 0) {
+ if (ret < 4) {
+ ret = ret < 0 ? ret : -ENODATA;
+
if (ret != -ENODEV)
netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n",
index, ret);
diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
index 14284e866f26..9590a864efd5 100644
--- a/drivers/nvmem/imx-ocotp.c
+++ b/drivers/nvmem/imx-ocotp.c
@@ -506,7 +506,7 @@ static const struct ocotp_params imx6sl_params = {
};
static const struct ocotp_params imx6sll_params = {
- .nregs = 128,
+ .nregs = 80,
.bank_address_words = 0,
.set_timing = imx_ocotp_set_imx6_timing,
.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
@@ -520,14 +520,14 @@ static const struct ocotp_params imx6sx_params = {
};
static const struct ocotp_params imx6ul_params = {
- .nregs = 128,
+ .nregs = 144,
.bank_address_words = 0,
.set_timing = imx_ocotp_set_imx6_timing,
.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
};
static const struct ocotp_params imx6ull_params = {
- .nregs = 64,
+ .nregs = 80,
.bank_address_words = 0,
.set_timing = imx_ocotp_set_imx6_timing,
.ctrl = IMX_OCOTP_BM_CTRL_DEFAULT,
diff --git a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
index a55998ae29fa..bfcc5c45b8fa 100644
--- a/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
+++ b/drivers/pinctrl/qcom/pinctrl-lpass-lpi.c
@@ -24,7 +24,8 @@ struct lpi_pinctrl {
char __iomem *tlmm_base;
char __iomem *slew_base;
struct clk_bulk_data clks[MAX_LPI_NUM_CLKS];
- struct mutex slew_access_lock;
+ /* Protects from concurrent register updates */
+ struct mutex lock;
const struct lpi_pinctrl_variant_data *data;
};
@@ -94,9 +95,11 @@ static int lpi_gpio_set_mux(struct pinctrl_dev *pctldev, unsigned int function,
if (WARN_ON(i == g->nfuncs))
return -EINVAL;
+ mutex_lock(&pctrl->lock);
val = lpi_gpio_read(pctrl, pin, LPI_GPIO_CFG_REG);
u32p_replace_bits(&val, i, LPI_GPIO_FUNCTION_MASK);
lpi_gpio_write(pctrl, pin, LPI_GPIO_CFG_REG, val);
+ mutex_unlock(&pctrl->lock);
return 0;
}
@@ -202,14 +205,14 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group,
if (slew_offset == LPI_NO_SLEW)
break;
- mutex_lock(&pctrl->slew_access_lock);
+ mutex_lock(&pctrl->lock);
sval = ioread32(pctrl->slew_base + LPI_SLEW_RATE_CTL_REG);
sval &= ~(LPI_SLEW_RATE_MASK << slew_offset);
sval |= arg << slew_offset;
iowrite32(sval, pctrl->slew_base + LPI_SLEW_RATE_CTL_REG);
- mutex_unlock(&pctrl->slew_access_lock);
+ mutex_unlock(&pctrl->lock);
break;
default:
return -EINVAL;
@@ -225,6 +228,7 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group,
lpi_gpio_write(pctrl, group, LPI_GPIO_VALUE_REG, val);
}
+ mutex_lock(&pctrl->lock);
val = lpi_gpio_read(pctrl, group, LPI_GPIO_CFG_REG);
u32p_replace_bits(&val, pullup, LPI_GPIO_PULL_MASK);
@@ -233,6 +237,7 @@ static int lpi_config_set(struct pinctrl_dev *pctldev, unsigned int group,
u32p_replace_bits(&val, output_enabled, LPI_GPIO_OE_MASK);
lpi_gpio_write(pctrl, group, LPI_GPIO_CFG_REG, val);
+ mutex_unlock(&pctrl->lock);
return 0;
}
@@ -432,7 +437,7 @@ int lpi_pinctrl_probe(struct platform_device *pdev)
pctrl->chip.of_gpio_n_cells = 2;
pctrl->chip.can_sleep = false;
- mutex_init(&pctrl->slew_access_lock);
+ mutex_init(&pctrl->lock);
pctrl->ctrl = devm_pinctrl_register(dev, &pctrl->desc, pctrl);
if (IS_ERR(pctrl->ctrl)) {
@@ -454,7 +459,7 @@ int lpi_pinctrl_probe(struct platform_device *pdev)
return 0;
err_pinctrl:
- mutex_destroy(&pctrl->slew_access_lock);
+ mutex_destroy(&pctrl->lock);
clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks);
return ret;
@@ -466,7 +471,7 @@ int lpi_pinctrl_remove(struct platform_device *pdev)
struct lpi_pinctrl *pctrl = platform_get_drvdata(pdev);
int i;
- mutex_destroy(&pctrl->slew_access_lock);
+ mutex_destroy(&pctrl->lock);
clk_bulk_disable_unprepare(MAX_LPI_NUM_CLKS, pctrl->clks);
for (i = 0; i < pctrl->data->npins; i++)
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index e7ece2738de9..3bb60687f2e4 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -4513,6 +4513,79 @@ static const struct dmi_system_id fwbug_list[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "21A1"),
}
},
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=218024 */
+ {
+ .ident = "V14 G4 AMN",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82YT"),
+ }
+ },
+ {
+ .ident = "V14 G4 AMN",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "83GE"),
+ }
+ },
+ {
+ .ident = "V15 G4 AMN",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82YU"),
+ }
+ },
+ {
+ .ident = "V15 G4 AMN",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "83CQ"),
+ }
+ },
+ {
+ .ident = "IdeaPad 1 14AMN7",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82VF"),
+ }
+ },
+ {
+ .ident = "IdeaPad 1 15AMN7",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82VG"),
+ }
+ },
+ {
+ .ident = "IdeaPad 1 15AMN7",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82X5"),
+ }
+ },
+ {
+ .ident = "IdeaPad Slim 3 14AMN8",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82XN"),
+ }
+ },
+ {
+ .ident = "IdeaPad Slim 3 15AMN8",
+ .driver_data = &quirk_s2idle_bug,
+ .matches = {
+ DMI_MATCH(DMI_BOARD_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "82XQ"),
+ }
+ },
{}
};
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 30184f7b762c..deed8c909a78 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -221,7 +221,8 @@ manage_start_stop_show(struct device *dev,
return sysfs_emit(buf, "%u\n",
sdp->manage_system_start_stop &&
- sdp->manage_runtime_start_stop);
+ sdp->manage_runtime_start_stop &&
+ sdp->manage_shutdown);
}
static DEVICE_ATTR_RO(manage_start_stop);
@@ -287,6 +288,35 @@ manage_runtime_start_stop_store(struct device *dev,
}
static DEVICE_ATTR_RW(manage_runtime_start_stop);
+static ssize_t manage_shutdown_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
+ struct scsi_device *sdp = sdkp->device;
+
+ return sysfs_emit(buf, "%u\n", sdp->manage_shutdown);
+}
+
+static ssize_t manage_shutdown_store(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct scsi_disk *sdkp = to_scsi_disk(dev);
+ struct scsi_device *sdp = sdkp->device;
+ bool v;
+
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+
+ if (kstrtobool(buf, &v))
+ return -EINVAL;
+
+ sdp->manage_shutdown = v;
+
+ return count;
+}
+static DEVICE_ATTR_RW(manage_shutdown);
+
static ssize_t
allow_restart_show(struct device *dev, struct device_attribute *attr, char *buf)
{
@@ -619,6 +649,7 @@ static struct attribute *sd_disk_attrs[] = {
&dev_attr_manage_start_stop.attr,
&dev_attr_manage_system_start_stop.attr,
&dev_attr_manage_runtime_start_stop.attr,
+ &dev_attr_manage_shutdown.attr,
&dev_attr_protection_type.attr,
&dev_attr_protection_mode.attr,
&dev_attr_app_tag_own.attr,
@@ -3700,8 +3731,10 @@ static void sd_shutdown(struct device *dev)
sd_sync_cache(sdkp, NULL);
}
- if (system_state != SYSTEM_RESTART &&
- sdkp->device->manage_system_start_stop) {
+ if ((system_state != SYSTEM_RESTART &&
+ sdkp->device->manage_system_start_stop) ||
+ (system_state == SYSTEM_POWER_OFF &&
+ sdkp->device->manage_shutdown)) {
sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n");
sd_start_stop_device(sdkp, 0);
}
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index 1a059b028c50..2eea08029881 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -1176,9 +1176,7 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev,
goto done;
}
- if ((msg.type == VHOST_IOTLB_UPDATE ||
- msg.type == VHOST_IOTLB_INVALIDATE) &&
- msg.size == 0) {
+ if (msg.type == VHOST_IOTLB_UPDATE && msg.size == 0) {
ret = -EINVAL;
goto done;
}
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 3f78a3a1eb75..aa90bd0199d7 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -395,7 +395,11 @@ static inline s64 towards_target(struct virtio_balloon *vb)
virtio_cread_le(vb->vdev, struct virtio_balloon_config, num_pages,
&num_pages);
- target = num_pages;
+ /*
+ * Aligned up to guest page size to avoid inflating and deflating
+ * balloon endlessly.
+ */
+ target = ALIGN(num_pages, VIRTIO_BALLOON_PAGES_PER_PAGE);
return target - vb->num_pages;
}
diff --git a/drivers/virtio/virtio_mmio.c b/drivers/virtio/virtio_mmio.c
index dec3cba88458..de1a08108941 100644
--- a/drivers/virtio/virtio_mmio.c
+++ b/drivers/virtio/virtio_mmio.c
@@ -614,14 +614,17 @@ static int virtio_mmio_probe(struct platform_device *pdev)
spin_lock_init(&vm_dev->lock);
vm_dev->base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(vm_dev->base))
- return PTR_ERR(vm_dev->base);
+ if (IS_ERR(vm_dev->base)) {
+ rc = PTR_ERR(vm_dev->base);
+ goto free_vm_dev;
+ }
/* Check magic value */
magic = readl(vm_dev->base + VIRTIO_MMIO_MAGIC_VALUE);
if (magic != ('v' | 'i' << 8 | 'r' << 16 | 't' << 24)) {
dev_warn(&pdev->dev, "Wrong magic value 0x%08lx!\n", magic);
- return -ENODEV;
+ rc = -ENODEV;
+ goto free_vm_dev;
}
/* Check device version */
@@ -629,7 +632,8 @@ static int virtio_mmio_probe(struct platform_device *pdev)
if (vm_dev->version < 1 || vm_dev->version > 2) {
dev_err(&pdev->dev, "Version %ld not supported!\n",
vm_dev->version);
- return -ENXIO;
+ rc = -ENXIO;
+ goto free_vm_dev;
}
vm_dev->vdev.id.device = readl(vm_dev->base + VIRTIO_MMIO_DEVICE_ID);
@@ -638,7 +642,8 @@ static int virtio_mmio_probe(struct platform_device *pdev)
* virtio-mmio device with an ID 0 is a (dummy) placeholder
* with no function. End probing now with no error reported.
*/
- return -ENODEV;
+ rc = -ENODEV;
+ goto free_vm_dev;
}
vm_dev->vdev.id.vendor = readl(vm_dev->base + VIRTIO_MMIO_VENDOR_ID);
@@ -668,6 +673,10 @@ static int virtio_mmio_probe(struct platform_device *pdev)
put_device(&vm_dev->vdev.dev);
return rc;
+
+free_vm_dev:
+ kfree(vm_dev);
+ return rc;
}
static int virtio_mmio_remove(struct platform_device *pdev)
diff --git a/drivers/virtio/virtio_pci_modern_dev.c b/drivers/virtio/virtio_pci_modern_dev.c
index 869cb46bef96..ccdd41935ed7 100644
--- a/drivers/virtio/virtio_pci_modern_dev.c
+++ b/drivers/virtio/virtio_pci_modern_dev.c
@@ -282,7 +282,7 @@ int vp_modern_probe(struct virtio_pci_modern_device *mdev)
err = -EINVAL;
mdev->common = vp_modern_map_capability(mdev, common,
sizeof(struct virtio_pci_common_cfg), 4,
- 0, sizeof(struct virtio_pci_common_cfg),
+ 0, sizeof(struct virtio_pci_modern_common_cfg),
NULL, NULL);
if (!mdev->common)
goto err_map_common;
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index 3c8300e08f41..6ea6b7105fe3 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -4022,8 +4022,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
struct ext4_super_block *es = sbi->s_es;
int bsbits, max;
- ext4_lblk_t end;
- loff_t size, start_off;
+ loff_t size, start_off, end;
loff_t orig_size __maybe_unused;
ext4_lblk_t start;
struct ext4_inode_info *ei = EXT4_I(ac->ac_inode);
@@ -4052,7 +4051,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
/* first, let's learn actual file size
* given current request is allocated */
- size = ac->ac_o_ex.fe_logical + EXT4_C2B(sbi, ac->ac_o_ex.fe_len);
+ size = extent_logical_end(sbi, &ac->ac_o_ex);
size = size << bsbits;
if (size < i_size_read(ac->ac_inode))
size = i_size_read(ac->ac_inode);
@@ -4131,7 +4130,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
/* check we don't cross already preallocated blocks */
rcu_read_lock();
list_for_each_entry_rcu(pa, &ei->i_prealloc_list, pa_inode_list) {
- ext4_lblk_t pa_end;
+ loff_t pa_end;
if (pa->pa_deleted)
continue;
@@ -4141,8 +4140,7 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
continue;
}
- pa_end = pa->pa_lstart + EXT4_C2B(EXT4_SB(ac->ac_sb),
- pa->pa_len);
+ pa_end = pa_logical_end(EXT4_SB(ac->ac_sb), pa);
/* PA must not overlap original request */
BUG_ON(!(ac->ac_o_ex.fe_logical >= pa_end ||
@@ -4171,12 +4169,11 @@ ext4_mb_normalize_request(struct ext4_allocation_context *ac,
/* XXX: extra loop to check we really don't overlap preallocations */
rcu_read_lock();
list_for_each_entry_rcu(pa, &ei->i_prealloc_list, pa_inode_list) {
- ext4_lblk_t pa_end;
+ loff_t pa_end;
spin_lock(&pa->pa_lock);
if (pa->pa_deleted == 0) {
- pa_end = pa->pa_lstart + EXT4_C2B(EXT4_SB(ac->ac_sb),
- pa->pa_len);
+ pa_end = pa_logical_end(EXT4_SB(ac->ac_sb), pa);
BUG_ON(!(start >= pa_end || end <= pa->pa_lstart));
}
spin_unlock(&pa->pa_lock);
@@ -4407,8 +4404,7 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
/* all fields in this condition don't change,
* so we can skip locking for them */
if (ac->ac_o_ex.fe_logical < pa->pa_lstart ||
- ac->ac_o_ex.fe_logical >= (pa->pa_lstart +
- EXT4_C2B(sbi, pa->pa_len)))
+ ac->ac_o_ex.fe_logical >= pa_logical_end(sbi, pa))
continue;
/* non-extent files can't have physical blocks past 2^32 */
@@ -4653,8 +4649,11 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac)
pa = ac->ac_pa;
if (ac->ac_b_ex.fe_len < ac->ac_g_ex.fe_len) {
- int new_bex_start;
- int new_bex_end;
+ struct ext4_free_extent ex = {
+ .fe_logical = ac->ac_g_ex.fe_logical,
+ .fe_len = ac->ac_g_ex.fe_len,
+ };
+ loff_t orig_goal_end = extent_logical_end(sbi, &ex);
/* we can't allocate as much as normalizer wants.
* so, found space must get proper lstart
@@ -4673,29 +4672,23 @@ ext4_mb_new_inode_pa(struct ext4_allocation_context *ac)
* still cover original start
* 3. Else, keep the best ex at start of original request.
*/
- new_bex_end = ac->ac_g_ex.fe_logical +
- EXT4_C2B(sbi, ac->ac_g_ex.fe_len);
- new_bex_start = new_bex_end - EXT4_C2B(sbi, ac->ac_b_ex.fe_len);
- if (ac->ac_o_ex.fe_logical >= new_bex_start)
- goto adjust_bex;
+ ex.fe_len = ac->ac_b_ex.fe_len;
- new_bex_start = ac->ac_g_ex.fe_logical;
- new_bex_end =
- new_bex_start + EXT4_C2B(sbi, ac->ac_b_ex.fe_len);
- if (ac->ac_o_ex.fe_logical < new_bex_end)
+ ex.fe_logical = orig_goal_end - EXT4_C2B(sbi, ex.fe_len);
+ if (ac->ac_o_ex.fe_logical >= ex.fe_logical)
goto adjust_bex;
- new_bex_start = ac->ac_o_ex.fe_logical;
- new_bex_end =
- new_bex_start + EXT4_C2B(sbi, ac->ac_b_ex.fe_len);
+ ex.fe_logical = ac->ac_g_ex.fe_logical;
+ if (ac->ac_o_ex.fe_logical < extent_logical_end(sbi, &ex))
+ goto adjust_bex;
+ ex.fe_logical = ac->ac_o_ex.fe_logical;
adjust_bex:
- ac->ac_b_ex.fe_logical = new_bex_start;
+ ac->ac_b_ex.fe_logical = ex.fe_logical;
BUG_ON(ac->ac_o_ex.fe_logical < ac->ac_b_ex.fe_logical);
BUG_ON(ac->ac_o_ex.fe_len > ac->ac_b_ex.fe_len);
- BUG_ON(new_bex_end > (ac->ac_g_ex.fe_logical +
- EXT4_C2B(sbi, ac->ac_g_ex.fe_len)));
+ BUG_ON(extent_logical_end(sbi, &ex) > orig_goal_end);
}
/* preallocation can change ac_b_ex, thus we store actually
@@ -5229,7 +5222,7 @@ static void ext4_mb_group_or_file(struct ext4_allocation_context *ac)
group_pa_eligible = sbi->s_mb_group_prealloc > 0;
inode_pa_eligible = true;
- size = ac->ac_o_ex.fe_logical + EXT4_C2B(sbi, ac->ac_o_ex.fe_len);
+ size = extent_logical_end(sbi, &ac->ac_o_ex);
isize = (i_size_read(ac->ac_inode) + ac->ac_sb->s_blocksize - 1)
>> bsbits;
diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h
index dcda2a943cee..00b3898df4a7 100644
--- a/fs/ext4/mballoc.h
+++ b/fs/ext4/mballoc.h
@@ -218,6 +218,20 @@ static inline ext4_fsblk_t ext4_grp_offs_to_block(struct super_block *sb,
(fex->fe_start << EXT4_SB(sb)->s_cluster_bits);
}
+static inline loff_t extent_logical_end(struct ext4_sb_info *sbi,
+ struct ext4_free_extent *fex)
+{
+ /* Use loff_t to avoid end exceeding ext4_lblk_t max. */
+ return (loff_t)fex->fe_logical + EXT4_C2B(sbi, fex->fe_len);
+}
+
+static inline loff_t pa_logical_end(struct ext4_sb_info *sbi,
+ struct ext4_prealloc_space *pa)
+{
+ /* Use loff_t to avoid end exceeding ext4_lblk_t max. */
+ return (loff_t)pa->pa_lstart + EXT4_C2B(sbi, pa->pa_len);
+}
+
typedef int (*ext4_mballoc_query_range_fn)(
struct super_block *sb,
ext4_group_t agno,
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 4c11046800ab..eccc6ce55a63 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1659,6 +1659,12 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen,
if (!flen || isdotent(fname, flen) || !tlen || isdotent(tname, tlen))
goto out;
+ err = (rqstp->rq_vers == 2) ? nfserr_acces : nfserr_xdev;
+ if (ffhp->fh_export->ex_path.mnt != tfhp->fh_export->ex_path.mnt)
+ goto out;
+ if (ffhp->fh_export->ex_path.dentry != tfhp->fh_export->ex_path.dentry)
+ goto out;
+
retry:
host_err = fh_want_write(ffhp);
if (host_err) {
@@ -1690,12 +1696,6 @@ nfsd_rename(struct svc_rqst *rqstp, struct svc_fh *ffhp, char *fname, int flen,
if (ndentry == trap)
goto out_dput_new;
- host_err = -EXDEV;
- if (ffhp->fh_export->ex_path.mnt != tfhp->fh_export->ex_path.mnt)
- goto out_dput_new;
- if (ffhp->fh_export->ex_path.dentry != tfhp->fh_export->ex_path.dentry)
- goto out_dput_new;
-
if ((ndentry->d_sb->s_export_op->flags & EXPORT_OP_CLOSE_BEFORE_UNLINK) &&
nfsd_has_cached_files(ndentry)) {
close_cached = true;
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 58b53d08f2c8..e46f6b49eb38 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -70,6 +70,7 @@ struct resv_map {
long adds_in_progress;
struct list_head region_cache;
long region_cache_count;
+ struct rw_semaphore rw_sema;
#ifdef CONFIG_CGROUP_HUGETLB
/*
* On private mappings, the counter to uncharge reservations is stored
@@ -879,6 +880,11 @@ static inline bool hugepage_migration_supported(struct hstate *h)
return arch_hugetlb_migration_supported(h);
}
+static inline bool __vma_private_lock(struct vm_area_struct *vma)
+{
+ return (!(vma->vm_flags & VM_MAYSHARE)) && vma->vm_private_data;
+}
+
/*
* Movability check is different as compared to migration check.
* It determines whether or not a huge page should be placed on
diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index d811b3d7d2a1..6e6f0238d63c 100644
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -471,10 +471,10 @@ static inline void kasan_free_module_shadow(const struct vm_struct *vm) {}
#endif /* (CONFIG_KASAN_GENERIC || CONFIG_KASAN_SW_TAGS) && !CONFIG_KASAN_VMALLOC */
-#ifdef CONFIG_KASAN_INLINE
+#ifdef CONFIG_KASAN
void kasan_non_canonical_hook(unsigned long addr);
-#else /* CONFIG_KASAN_INLINE */
+#else /* CONFIG_KASAN */
static inline void kasan_non_canonical_hook(unsigned long addr) { }
-#endif /* CONFIG_KASAN_INLINE */
+#endif /* CONFIG_KASAN */
#endif /* LINUX_KASAN_H */
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index dc2cff18b68b..5aabc36fb249 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -162,8 +162,24 @@ struct scsi_device {
* core. */
unsigned int eh_timeout; /* Error handling timeout */
- bool manage_system_start_stop; /* Let HLD (sd) manage system start/stop */
- bool manage_runtime_start_stop; /* Let HLD (sd) manage runtime start/stop */
+ /*
+ * If true, let the high-level device driver (sd) manage the device
+ * power state for system suspend/resume (suspend to RAM and
+ * hibernation) operations.
+ */
+ bool manage_system_start_stop;
+
+ /*
+ * If true, let the high-level device driver (sd) manage the device
+ * power state for runtime device suspand and resume operations.
+ */
+ bool manage_runtime_start_stop;
+
+ /*
+ * If true, let the high-level device driver (sd) manage the device
+ * power state for system shutdown (power off) operations.
+ */
+ bool manage_shutdown;
unsigned removable:1;
unsigned changed:1; /* Data invalid due to media change */
diff --git a/include/uapi/linux/gtp.h b/include/uapi/linux/gtp.h
index 2f61298a7b77..3dcdb9e33cba 100644
--- a/include/uapi/linux/gtp.h
+++ b/include/uapi/linux/gtp.h
@@ -33,6 +33,6 @@ enum gtp_attrs {
GTPA_PAD,
__GTPA_MAX,
};
-#define GTPA_MAX (__GTPA_MAX + 1)
+#define GTPA_MAX (__GTPA_MAX - 1)
#endif /* _UAPI_LINUX_GTP_H_ */
diff --git a/io_uring/fdinfo.c b/io_uring/fdinfo.c
index 882bd56b01ed..ea2c2ded4e41 100644
--- a/io_uring/fdinfo.c
+++ b/io_uring/fdinfo.c
@@ -51,7 +51,6 @@ static __cold int io_uring_show_cred(struct seq_file *m, unsigned int id,
static __cold void __io_uring_show_fdinfo(struct io_ring_ctx *ctx,
struct seq_file *m)
{
- struct io_sq_data *sq = NULL;
struct io_overflow_cqe *ocqe;
struct io_rings *r = ctx->rings;
unsigned int sq_mask = ctx->sq_entries - 1, cq_mask = ctx->cq_entries - 1;
@@ -62,6 +61,7 @@ static __cold void __io_uring_show_fdinfo(struct io_ring_ctx *ctx,
unsigned int cq_shift = 0;
unsigned int sq_shift = 0;
unsigned int sq_entries, cq_entries;
+ int sq_pid = -1, sq_cpu = -1;
bool has_lock;
unsigned int i;
@@ -139,13 +139,19 @@ static __cold void __io_uring_show_fdinfo(struct io_ring_ctx *ctx,
has_lock = mutex_trylock(&ctx->uring_lock);
if (has_lock && (ctx->flags & IORING_SETUP_SQPOLL)) {
- sq = ctx->sq_data;
- if (!sq->thread)
- sq = NULL;
+ struct io_sq_data *sq = ctx->sq_data;
+
+ if (mutex_trylock(&sq->lock)) {
+ if (sq->thread) {
+ sq_pid = task_pid_nr(sq->thread);
+ sq_cpu = task_cpu(sq->thread);
+ }
+ mutex_unlock(&sq->lock);
+ }
}
- seq_printf(m, "SqThread:\t%d\n", sq ? task_pid_nr(sq->thread) : -1);
- seq_printf(m, "SqThreadCpu:\t%d\n", sq ? task_cpu(sq->thread) : -1);
+ seq_printf(m, "SqThread:\t%d\n", sq_pid);
+ seq_printf(m, "SqThreadCpu:\t%d\n", sq_cpu);
seq_printf(m, "UserFiles:\t%u\n", ctx->nr_user_files);
for (i = 0; has_lock && i < ctx->nr_user_files; i++) {
struct file *f = io_file_from_index(&ctx->file_table, i);
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 2b8315a948a2..8f2b9d8b9150 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -13293,7 +13293,8 @@ static int inherit_group(struct perf_event *parent_event,
!perf_get_aux_event(child_ctr, leader))
return -EINVAL;
}
- leader->group_generation = parent_event->group_generation;
+ if (leader)
+ leader->group_generation = parent_event->group_generation;
return 0;
}
diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 22852029c692..56675294d7a3 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -989,7 +989,7 @@ EXPORT_SYMBOL_GPL(kprobe_event_cmd_init);
* @name: The name of the kprobe event
* @loc: The location of the kprobe event
* @kretprobe: Is this a return probe?
- * @args: Variable number of arg (pairs), one pair for each field
+ * @...: Variable number of arg (pairs), one pair for each field
*
* NOTE: Users normally won't want to call this function directly, but
* rather use the kprobe_event_gen_cmd_start() wrapper, which automatically
@@ -1062,7 +1062,7 @@ EXPORT_SYMBOL_GPL(__kprobe_event_gen_cmd_start);
/**
* __kprobe_event_add_fields - Add probe fields to a kprobe command from arg list
* @cmd: A pointer to the dynevent_cmd struct representing the new event
- * @args: Variable number of arg (pairs), one pair for each field
+ * @...: Variable number of arg (pairs), one pair for each field
*
* NOTE: Users normally won't want to call this function directly, but
* rather use the kprobe_event_add_fields() wrapper, which
diff --git a/lib/maple_tree.c b/lib/maple_tree.c
index 250b4c67fac8..4976522e3e48 100644
--- a/lib/maple_tree.c
+++ b/lib/maple_tree.c
@@ -5913,7 +5913,7 @@ int mas_expected_entries(struct ma_state *mas, unsigned long nr_entries)
/* Internal nodes */
nr_nodes += DIV_ROUND_UP(nr_nodes, nonleaf_cap);
/* Add working room for split (2 nodes) + new parents */
- mas_node_count(mas, nr_nodes + 3);
+ mas_node_count_gfp(mas, nr_nodes + 3, GFP_KERNEL);
/* Detect if allocations run out */
mas->mas_flags |= MA_STATE_PREALLOC;
diff --git a/lib/test_maple_tree.c b/lib/test_maple_tree.c
index fad668042f3e..ab9d4461abc9 100644
--- a/lib/test_maple_tree.c
+++ b/lib/test_maple_tree.c
@@ -9,6 +9,7 @@
#include <linux/maple_tree.h>
#include <linux/module.h>
+#include <linux/rwsem.h>
#define MTREE_ALLOC_MAX 0x2000000000000Ul
#ifndef CONFIG_DEBUG_MAPLE_TREE
@@ -1678,17 +1679,21 @@ static noinline void __init check_forking(struct maple_tree *mt)
void *val;
MA_STATE(mas, mt, 0, 0);
MA_STATE(newmas, mt, 0, 0);
+ struct rw_semaphore newmt_lock;
+
+ init_rwsem(&newmt_lock);
for (i = 0; i <= nr_entries; i++)
mtree_store_range(mt, i*10, i*10 + 5,
xa_mk_value(i), GFP_KERNEL);
mt_set_non_kernel(99999);
- mt_init_flags(&newmt, MT_FLAGS_ALLOC_RANGE);
+ mt_init_flags(&newmt, MT_FLAGS_ALLOC_RANGE | MT_FLAGS_LOCK_EXTERN);
+ mt_set_external_lock(&newmt, &newmt_lock);
newmas.tree = &newmt;
mas_reset(&newmas);
mas_reset(&mas);
- mas_lock(&newmas);
+ down_write(&newmt_lock);
mas.index = 0;
mas.last = 0;
if (mas_expected_entries(&newmas, nr_entries)) {
@@ -1703,10 +1708,10 @@ static noinline void __init check_forking(struct maple_tree *mt)
}
rcu_read_unlock();
mas_destroy(&newmas);
- mas_unlock(&newmas);
mt_validate(&newmt);
mt_set_non_kernel(0);
- mtree_destroy(&newmt);
+ __mt_destroy(&newmt);
+ up_write(&newmt_lock);
}
static noinline void __init check_iteration(struct maple_tree *mt)
@@ -1818,6 +1823,10 @@ static noinline void __init bench_forking(struct maple_tree *mt)
void *val;
MA_STATE(mas, mt, 0, 0);
MA_STATE(newmas, mt, 0, 0);
+ struct rw_semaphore newmt_lock;
+
+ init_rwsem(&newmt_lock);
+ mt_set_external_lock(&newmt, &newmt_lock);
for (i = 0; i <= nr_entries; i++)
mtree_store_range(mt, i*10, i*10 + 5,
@@ -1832,7 +1841,7 @@ static noinline void __init bench_forking(struct maple_tree *mt)
mas.index = 0;
mas.last = 0;
rcu_read_lock();
- mas_lock(&newmas);
+ down_write(&newmt_lock);
if (mas_expected_entries(&newmas, nr_entries)) {
printk("OOM!");
BUG_ON(1);
@@ -1843,11 +1852,11 @@ static noinline void __init bench_forking(struct maple_tree *mt)
mas_store(&newmas, val);
}
mas_destroy(&newmas);
- mas_unlock(&newmas);
rcu_read_unlock();
mt_validate(&newmt);
mt_set_non_kernel(0);
- mtree_destroy(&newmt);
+ __mt_destroy(&newmt);
+ up_write(&newmt_lock);
}
}
#endif
@@ -2453,6 +2462,10 @@ static noinline void __init check_dup_gaps(struct maple_tree *mt,
void *tmp;
MA_STATE(mas, mt, 0, 0);
MA_STATE(newmas, &newmt, 0, 0);
+ struct rw_semaphore newmt_lock;
+
+ init_rwsem(&newmt_lock);
+ mt_set_external_lock(&newmt, &newmt_lock);
if (!zero_start)
i = 1;
@@ -2462,9 +2475,9 @@ static noinline void __init check_dup_gaps(struct maple_tree *mt,
mtree_store_range(mt, i*10, (i+1)*10 - gap,
xa_mk_value(i), GFP_KERNEL);
- mt_init_flags(&newmt, MT_FLAGS_ALLOC_RANGE);
+ mt_init_flags(&newmt, MT_FLAGS_ALLOC_RANGE | MT_FLAGS_LOCK_EXTERN);
mt_set_non_kernel(99999);
- mas_lock(&newmas);
+ down_write(&newmt_lock);
ret = mas_expected_entries(&newmas, nr_entries);
mt_set_non_kernel(0);
MT_BUG_ON(mt, ret != 0);
@@ -2477,9 +2490,9 @@ static noinline void __init check_dup_gaps(struct maple_tree *mt,
}
rcu_read_unlock();
mas_destroy(&newmas);
- mas_unlock(&newmas);
- mtree_destroy(&newmt);
+ __mt_destroy(&newmt);
+ up_write(&newmt_lock);
}
/* Duplicate many sizes of trees. Mainly to test expected entry values */
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index c38ec6efec0f..aa4a68dfb3b9 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -96,6 +96,7 @@ static void hugetlb_vma_lock_alloc(struct vm_area_struct *vma);
static void __hugetlb_vma_unlock_write_free(struct vm_area_struct *vma);
static void hugetlb_unshare_pmds(struct vm_area_struct *vma,
unsigned long start, unsigned long end);
+static struct resv_map *vma_resv_map(struct vm_area_struct *vma);
static inline bool subpool_is_free(struct hugepage_subpool *spool)
{
@@ -272,6 +273,10 @@ void hugetlb_vma_lock_read(struct vm_area_struct *vma)
struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
down_read(&vma_lock->rw_sema);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ down_read(&resv_map->rw_sema);
}
}
@@ -281,6 +286,10 @@ void hugetlb_vma_unlock_read(struct vm_area_struct *vma)
struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
up_read(&vma_lock->rw_sema);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ up_read(&resv_map->rw_sema);
}
}
@@ -290,6 +299,10 @@ void hugetlb_vma_lock_write(struct vm_area_struct *vma)
struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
down_write(&vma_lock->rw_sema);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ down_write(&resv_map->rw_sema);
}
}
@@ -299,17 +312,27 @@ void hugetlb_vma_unlock_write(struct vm_area_struct *vma)
struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
up_write(&vma_lock->rw_sema);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ up_write(&resv_map->rw_sema);
}
}
int hugetlb_vma_trylock_write(struct vm_area_struct *vma)
{
- struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
- if (!__vma_shareable_lock(vma))
- return 1;
+ if (__vma_shareable_lock(vma)) {
+ struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
- return down_write_trylock(&vma_lock->rw_sema);
+ return down_write_trylock(&vma_lock->rw_sema);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ return down_write_trylock(&resv_map->rw_sema);
+ }
+
+ return 1;
}
void hugetlb_vma_assert_locked(struct vm_area_struct *vma)
@@ -318,6 +341,10 @@ void hugetlb_vma_assert_locked(struct vm_area_struct *vma)
struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
lockdep_assert_held(&vma_lock->rw_sema);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ lockdep_assert_held(&resv_map->rw_sema);
}
}
@@ -350,6 +377,11 @@ static void __hugetlb_vma_unlock_write_free(struct vm_area_struct *vma)
struct hugetlb_vma_lock *vma_lock = vma->vm_private_data;
__hugetlb_vma_unlock_write_put(vma_lock);
+ } else if (__vma_private_lock(vma)) {
+ struct resv_map *resv_map = vma_resv_map(vma);
+
+ /* no free for anon vmas, but still need to unlock */
+ up_write(&resv_map->rw_sema);
}
}
@@ -1068,6 +1100,7 @@ struct resv_map *resv_map_alloc(void)
kref_init(&resv_map->refs);
spin_lock_init(&resv_map->lock);
INIT_LIST_HEAD(&resv_map->regions);
+ init_rwsem(&resv_map->rw_sema);
resv_map->adds_in_progress = 0;
/*
@@ -1138,8 +1171,7 @@ static void set_vma_resv_map(struct vm_area_struct *vma, struct resv_map *map)
VM_BUG_ON_VMA(!is_vm_hugetlb_page(vma), vma);
VM_BUG_ON_VMA(vma->vm_flags & VM_MAYSHARE, vma);
- set_vma_private_data(vma, (get_vma_private_data(vma) &
- HPAGE_RESV_MASK) | (unsigned long)map);
+ set_vma_private_data(vma, (unsigned long)map);
}
static void set_vma_resv_flags(struct vm_area_struct *vma, unsigned long flags)
@@ -6898,8 +6930,10 @@ bool hugetlb_reserve_pages(struct inode *inode,
*/
if (chg >= 0 && add < 0)
region_abort(resv_map, from, to, regions_needed);
- if (vma && is_vma_resv_set(vma, HPAGE_RESV_OWNER))
+ if (vma && is_vma_resv_set(vma, HPAGE_RESV_OWNER)) {
kref_put(&resv_map->refs, resv_map_release);
+ set_vma_resv_map(vma, NULL);
+ }
return false;
}
diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index cc98dfdd3ed2..66a37f177d23 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -523,9 +523,8 @@ void kasan_report_async(void)
}
#endif /* CONFIG_KASAN_HW_TAGS */
-#ifdef CONFIG_KASAN_INLINE
/*
- * With CONFIG_KASAN_INLINE, accesses to bogus pointers (outside the high
+ * With CONFIG_KASAN, accesses to bogus pointers (outside the high
* canonical half of the address space) cause out-of-bounds shadow memory reads
* before the actual access. For addresses in the low canonical half of the
* address space, as well as most non-canonical addresses, that out-of-bounds
@@ -561,4 +560,3 @@ void kasan_non_canonical_hook(unsigned long addr)
pr_alert("KASAN: %s in range [0x%016lx-0x%016lx]\n", bug_type,
orig_addr, orig_addr + KASAN_GRANULE_SIZE - 1);
}
-#endif
diff --git a/mm/migrate.c b/mm/migrate.c
index 8d5c0dc618a5..9372a826e6d0 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -1787,6 +1787,7 @@ static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes,
const int __user *nodes,
int __user *status, int flags)
{
+ compat_uptr_t __user *compat_pages = (void __user *)pages;
int current_node = NUMA_NO_NODE;
LIST_HEAD(pagelist);
int start, i;
@@ -1800,8 +1801,17 @@ static int do_pages_move(struct mm_struct *mm, nodemask_t task_nodes,
int node;
err = -EFAULT;
- if (get_user(p, pages + i))
- goto out_flush;
+ if (in_compat_syscall()) {
+ compat_uptr_t cp;
+
+ if (get_user(cp, compat_pages + i))
+ goto out_flush;
+
+ p = compat_ptr(cp);
+ } else {
+ if (get_user(p, pages + i))
+ goto out_flush;
+ }
if (get_user(node, nodes + i))
goto out_flush;
addr = (unsigned long)untagged_addr(p);
diff --git a/mm/mmap.c b/mm/mmap.c
index 41a240bd81df..8ffe3f87f7ba 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -3147,13 +3147,13 @@ int vm_brk_flags(unsigned long addr, unsigned long request, unsigned long flags)
if (!len)
return 0;
- if (mmap_write_lock_killable(mm))
- return -EINTR;
-
/* Until we need other flags, refuse anything except VM_EXEC. */
if ((flags & (~VM_EXEC)) != 0)
return -EINVAL;
+ if (mmap_write_lock_killable(mm))
+ return -EINTR;
+
ret = check_brk_limits(addr, len);
if (ret)
goto limits_failed;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index ca017c6008b7..4583f8a42d91 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -9638,6 +9638,7 @@ static void break_down_buddy_pages(struct zone *zone, struct page *page,
next_page = page;
current_buddy = page + size;
}
+ page = next_page;
if (set_page_guard(zone, current_buddy, high, migratetype))
continue;
@@ -9645,7 +9646,6 @@ static void break_down_buddy_pages(struct zone *zone, struct page *page,
if (current_buddy != target) {
add_to_free_list(current_buddy, zone, high, migratetype);
set_buddy_order(current_buddy, high);
- page = next_page;
}
}
}
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index b20c9768d9f3..41daa47d0393 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -251,7 +251,8 @@ bool neigh_remove_one(struct neighbour *ndel, struct neigh_table *tbl)
static int neigh_forced_gc(struct neigh_table *tbl)
{
- int max_clean = atomic_read(&tbl->gc_entries) - tbl->gc_thresh2;
+ int max_clean = atomic_read(&tbl->gc_entries) -
+ READ_ONCE(tbl->gc_thresh2);
unsigned long tref = jiffies - 5 * HZ;
struct neighbour *n, *tmp;
int shrunk = 0;
@@ -280,7 +281,7 @@ static int neigh_forced_gc(struct neigh_table *tbl)
}
}
- tbl->last_flush = jiffies;
+ WRITE_ONCE(tbl->last_flush, jiffies);
write_unlock_bh(&tbl->lock);
@@ -464,17 +465,17 @@ static struct neighbour *neigh_alloc(struct neigh_table *tbl,
{
struct neighbour *n = NULL;
unsigned long now = jiffies;
- int entries;
+ int entries, gc_thresh3;
if (exempt_from_gc)
goto do_alloc;
entries = atomic_inc_return(&tbl->gc_entries) - 1;
- if (entries >= tbl->gc_thresh3 ||
- (entries >= tbl->gc_thresh2 &&
- time_after(now, tbl->last_flush + 5 * HZ))) {
- if (!neigh_forced_gc(tbl) &&
- entries >= tbl->gc_thresh3) {
+ gc_thresh3 = READ_ONCE(tbl->gc_thresh3);
+ if (entries >= gc_thresh3 ||
+ (entries >= READ_ONCE(tbl->gc_thresh2) &&
+ time_after(now, READ_ONCE(tbl->last_flush) + 5 * HZ))) {
+ if (!neigh_forced_gc(tbl) && entries >= gc_thresh3) {
net_info_ratelimited("%s: neighbor table overflow!\n",
tbl->id);
NEIGH_CACHE_STAT_INC(tbl, table_fulls);
@@ -955,13 +956,14 @@ static void neigh_periodic_work(struct work_struct *work)
if (time_after(jiffies, tbl->last_rand + 300 * HZ)) {
struct neigh_parms *p;
- tbl->last_rand = jiffies;
+
+ WRITE_ONCE(tbl->last_rand, jiffies);
list_for_each_entry(p, &tbl->parms_list, list)
p->reachable_time =
neigh_rand_reach_time(NEIGH_VAR(p, BASE_REACHABLE_TIME));
}
- if (atomic_read(&tbl->entries) < tbl->gc_thresh1)
+ if (atomic_read(&tbl->entries) < READ_ONCE(tbl->gc_thresh1))
goto out;
for (i = 0 ; i < (1 << nht->hash_shift); i++) {
@@ -2157,15 +2159,16 @@ static int neightbl_fill_info(struct sk_buff *skb, struct neigh_table *tbl,
ndtmsg->ndtm_pad2 = 0;
if (nla_put_string(skb, NDTA_NAME, tbl->id) ||
- nla_put_msecs(skb, NDTA_GC_INTERVAL, tbl->gc_interval, NDTA_PAD) ||
- nla_put_u32(skb, NDTA_THRESH1, tbl->gc_thresh1) ||
- nla_put_u32(skb, NDTA_THRESH2, tbl->gc_thresh2) ||
- nla_put_u32(skb, NDTA_THRESH3, tbl->gc_thresh3))
+ nla_put_msecs(skb, NDTA_GC_INTERVAL, READ_ONCE(tbl->gc_interval),
+ NDTA_PAD) ||
+ nla_put_u32(skb, NDTA_THRESH1, READ_ONCE(tbl->gc_thresh1)) ||
+ nla_put_u32(skb, NDTA_THRESH2, READ_ONCE(tbl->gc_thresh2)) ||
+ nla_put_u32(skb, NDTA_THRESH3, READ_ONCE(tbl->gc_thresh3)))
goto nla_put_failure;
{
unsigned long now = jiffies;
- long flush_delta = now - tbl->last_flush;
- long rand_delta = now - tbl->last_rand;
+ long flush_delta = now - READ_ONCE(tbl->last_flush);
+ long rand_delta = now - READ_ONCE(tbl->last_rand);
struct neigh_hash_table *nht;
struct ndt_config ndc = {
.ndtc_key_len = tbl->key_len,
@@ -2173,7 +2176,7 @@ static int neightbl_fill_info(struct sk_buff *skb, struct neigh_table *tbl,
.ndtc_entries = atomic_read(&tbl->entries),
.ndtc_last_flush = jiffies_to_msecs(flush_delta),
.ndtc_last_rand = jiffies_to_msecs(rand_delta),
- .ndtc_proxy_qlen = tbl->proxy_queue.qlen,
+ .ndtc_proxy_qlen = READ_ONCE(tbl->proxy_queue.qlen),
};
rcu_read_lock();
@@ -2196,17 +2199,17 @@ static int neightbl_fill_info(struct sk_buff *skb, struct neigh_table *tbl,
struct neigh_statistics *st;
st = per_cpu_ptr(tbl->stats, cpu);
- ndst.ndts_allocs += st->allocs;
- ndst.ndts_destroys += st->destroys;
- ndst.ndts_hash_grows += st->hash_grows;
- ndst.ndts_res_failed += st->res_failed;
- ndst.ndts_lookups += st->lookups;
- ndst.ndts_hits += st->hits;
- ndst.ndts_rcv_probes_mcast += st->rcv_probes_mcast;
- ndst.ndts_rcv_probes_ucast += st->rcv_probes_ucast;
- ndst.ndts_periodic_gc_runs += st->periodic_gc_runs;
- ndst.ndts_forced_gc_runs += st->forced_gc_runs;
- ndst.ndts_table_fulls += st->table_fulls;
+ ndst.ndts_allocs += READ_ONCE(st->allocs);
+ ndst.ndts_destroys += READ_ONCE(st->destroys);
+ ndst.ndts_hash_grows += READ_ONCE(st->hash_grows);
+ ndst.ndts_res_failed += READ_ONCE(st->res_failed);
+ ndst.ndts_lookups += READ_ONCE(st->lookups);
+ ndst.ndts_hits += READ_ONCE(st->hits);
+ ndst.ndts_rcv_probes_mcast += READ_ONCE(st->rcv_probes_mcast);
+ ndst.ndts_rcv_probes_ucast += READ_ONCE(st->rcv_probes_ucast);
+ ndst.ndts_periodic_gc_runs += READ_ONCE(st->periodic_gc_runs);
+ ndst.ndts_forced_gc_runs += READ_ONCE(st->forced_gc_runs);
+ ndst.ndts_table_fulls += READ_ONCE(st->table_fulls);
}
if (nla_put_64bit(skb, NDTA_STATS, sizeof(ndst), &ndst,
@@ -2435,16 +2438,16 @@ static int neightbl_set(struct sk_buff *skb, struct nlmsghdr *nlh,
goto errout_tbl_lock;
if (tb[NDTA_THRESH1])
- tbl->gc_thresh1 = nla_get_u32(tb[NDTA_THRESH1]);
+ WRITE_ONCE(tbl->gc_thresh1, nla_get_u32(tb[NDTA_THRESH1]));
if (tb[NDTA_THRESH2])
- tbl->gc_thresh2 = nla_get_u32(tb[NDTA_THRESH2]);
+ WRITE_ONCE(tbl->gc_thresh2, nla_get_u32(tb[NDTA_THRESH2]));
if (tb[NDTA_THRESH3])
- tbl->gc_thresh3 = nla_get_u32(tb[NDTA_THRESH3]);
+ WRITE_ONCE(tbl->gc_thresh3, nla_get_u32(tb[NDTA_THRESH3]));
if (tb[NDTA_GC_INTERVAL])
- tbl->gc_interval = nla_get_msecs(tb[NDTA_GC_INTERVAL]);
+ WRITE_ONCE(tbl->gc_interval, nla_get_msecs(tb[NDTA_GC_INTERVAL]));
err = 0;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 068221e74242..d63942202493 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2202,16 +2202,17 @@ void tcp_enter_loss(struct sock *sk)
* restore sanity to the SACK scoreboard. If the apparent reneging
* persists until this RTO then we'll clear the SACK scoreboard.
*/
-static bool tcp_check_sack_reneging(struct sock *sk, int flag)
+static bool tcp_check_sack_reneging(struct sock *sk, int *ack_flag)
{
- if (flag & FLAG_SACK_RENEGING &&
- flag & FLAG_SND_UNA_ADVANCED) {
+ if (*ack_flag & FLAG_SACK_RENEGING &&
+ *ack_flag & FLAG_SND_UNA_ADVANCED) {
struct tcp_sock *tp = tcp_sk(sk);
unsigned long delay = max(usecs_to_jiffies(tp->srtt_us >> 4),
msecs_to_jiffies(10));
inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS,
delay, TCP_RTO_MAX);
+ *ack_flag &= ~FLAG_SET_XMIT_TIMER;
return true;
}
return false;
@@ -2981,7 +2982,7 @@ static void tcp_fastretrans_alert(struct sock *sk, const u32 prior_snd_una,
tp->prior_ssthresh = 0;
/* B. In all the states check for reneging SACKs. */
- if (tcp_check_sack_reneging(sk, flag))
+ if (tcp_check_sack_reneging(sk, ack_flag))
return;
/* C. Check consistency of the current state. */
diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c
index ad64f403536a..460e7fbb42da 100644
--- a/net/vmw_vsock/virtio_transport.c
+++ b/net/vmw_vsock/virtio_transport.c
@@ -590,6 +590,11 @@ static int virtio_vsock_vqs_init(struct virtio_vsock *vsock)
virtio_device_ready(vdev);
+ return 0;
+}
+
+static void virtio_vsock_vqs_start(struct virtio_vsock *vsock)
+{
mutex_lock(&vsock->tx_lock);
vsock->tx_run = true;
mutex_unlock(&vsock->tx_lock);
@@ -604,7 +609,16 @@ static int virtio_vsock_vqs_init(struct virtio_vsock *vsock)
vsock->event_run = true;
mutex_unlock(&vsock->event_lock);
- return 0;
+ /* virtio_transport_send_pkt() can queue packets once
+ * the_virtio_vsock is set, but they won't be processed until
+ * vsock->tx_run is set to true. We queue vsock->send_pkt_work
+ * when initialization finishes to send those packets queued
+ * earlier.
+ * We don't need to queue the other workers (rx, event) because
+ * as long as we don't fill the queues with empty buffers, the
+ * host can't send us any notification.
+ */
+ queue_work(virtio_vsock_workqueue, &vsock->send_pkt_work);
}
static void virtio_vsock_vqs_del(struct virtio_vsock *vsock)
@@ -707,6 +721,7 @@ static int virtio_vsock_probe(struct virtio_device *vdev)
goto out;
rcu_assign_pointer(the_virtio_vsock, vsock);
+ virtio_vsock_vqs_start(vsock);
mutex_unlock(&the_virtio_vsock_mutex);
@@ -779,6 +794,7 @@ static int virtio_vsock_restore(struct virtio_device *vdev)
goto out;
rcu_assign_pointer(the_virtio_vsock, vsock);
+ virtio_vsock_vqs_start(vsock);
out:
mutex_unlock(&the_virtio_vsock_mutex);
diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c
index c3964aa00b28..a2abd1a11161 100644
--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -3302,18 +3302,15 @@ static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device
int ret;
wcd938x->reset_gpio = of_get_named_gpio(dev->of_node, "reset-gpios", 0);
- if (wcd938x->reset_gpio < 0) {
- dev_err(dev, "Failed to get reset gpio: err = %d\n",
- wcd938x->reset_gpio);
- return wcd938x->reset_gpio;
- }
+ if (wcd938x->reset_gpio < 0)
+ return dev_err_probe(dev, wcd938x->reset_gpio,
+ "Failed to get reset gpio\n");
wcd938x->us_euro_gpio = devm_gpiod_get_optional(dev, "us-euro",
GPIOD_OUT_LOW);
- if (IS_ERR(wcd938x->us_euro_gpio)) {
- dev_err(dev, "us-euro swap Control GPIO not found\n");
- return PTR_ERR(wcd938x->us_euro_gpio);
- }
+ if (IS_ERR(wcd938x->us_euro_gpio))
+ return dev_err_probe(dev, PTR_ERR(wcd938x->us_euro_gpio),
+ "us-euro swap Control GPIO not found\n");
cfg->swap_gnd_mic = wcd938x_swap_gnd_mic;
@@ -3323,15 +3320,13 @@ static int wcd938x_populate_dt_data(struct wcd938x_priv *wcd938x, struct device
wcd938x->supplies[3].supply = "vdd-mic-bias";
ret = regulator_bulk_get(dev, WCD938X_MAX_SUPPLY, wcd938x->supplies);
- if (ret) {
- dev_err(dev, "Failed to get supplies: err = %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret, "Failed to get supplies\n");
ret = regulator_bulk_enable(WCD938X_MAX_SUPPLY, wcd938x->supplies);
if (ret) {
- dev_err(dev, "Failed to enable supplies: err = %d\n", ret);
- return ret;
+ regulator_bulk_free(WCD938X_MAX_SUPPLY, wcd938x->supplies);
+ return dev_err_probe(dev, ret, "Failed to enable supplies\n");
}
wcd938x_dt_parse_micbias_info(dev, wcd938x);
@@ -3598,13 +3593,13 @@ static int wcd938x_probe(struct platform_device *pdev)
ret = wcd938x_add_slave_components(wcd938x, dev, &match);
if (ret)
- return ret;
+ goto err_disable_regulators;
wcd938x_reset(wcd938x);
ret = component_master_add_with_match(dev, &wcd938x_comp_ops, match);
if (ret)
- return ret;
+ goto err_disable_regulators;
pm_runtime_set_autosuspend_delay(dev, 1000);
pm_runtime_use_autosuspend(dev);
@@ -3614,13 +3609,27 @@ static int wcd938x_probe(struct platform_device *pdev)
pm_runtime_idle(dev);
return 0;
+
+err_disable_regulators:
+ regulator_bulk_disable(WCD938X_MAX_SUPPLY, wcd938x->supplies);
+ regulator_bulk_free(WCD938X_MAX_SUPPLY, wcd938x->supplies);
+
+ return ret;
}
-static int wcd938x_remove(struct platform_device *pdev)
+static void wcd938x_remove(struct platform_device *pdev)
{
- component_master_del(&pdev->dev, &wcd938x_comp_ops);
+ struct device *dev = &pdev->dev;
+ struct wcd938x_priv *wcd938x = dev_get_drvdata(dev);
- return 0;
+ component_master_del(dev, &wcd938x_comp_ops);
+
+ pm_runtime_disable(dev);
+ pm_runtime_set_suspended(dev);
+ pm_runtime_dont_use_autosuspend(dev);
+
+ regulator_bulk_disable(WCD938X_MAX_SUPPLY, wcd938x->supplies);
+ regulator_bulk_free(WCD938X_MAX_SUPPLY, wcd938x->supplies);
}
#if defined(CONFIG_OF)
@@ -3634,7 +3643,7 @@ MODULE_DEVICE_TABLE(of, wcd938x_dt_match);
static struct platform_driver wcd938x_codec_driver = {
.probe = wcd938x_probe,
- .remove = wcd938x_remove,
+ .remove_new = wcd938x_remove,
.driver = {
.name = "wcd938x_codec",
.of_match_table = of_match_ptr(wcd938x_dt_match),
diff --git a/tools/include/linux/rwsem.h b/tools/include/linux/rwsem.h
new file mode 100644
index 000000000000..83971b3cbfce
--- /dev/null
+++ b/tools/include/linux/rwsem.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+#ifndef _TOOLS__RWSEM_H
+#define _TOOLS__RWSEM_H
+
+#include <pthread.h>
+
+struct rw_semaphore {
+ pthread_rwlock_t lock;
+};
+
+static inline int init_rwsem(struct rw_semaphore *sem)
+{
+ return pthread_rwlock_init(&sem->lock, NULL);
+}
+
+static inline int exit_rwsem(struct rw_semaphore *sem)
+{
+ return pthread_rwlock_destroy(&sem->lock);
+}
+
+static inline int down_read(struct rw_semaphore *sem)
+{
+ return pthread_rwlock_rdlock(&sem->lock);
+}
+
+static inline int up_read(struct rw_semaphore *sem)
+{
+ return pthread_rwlock_unlock(&sem->lock);
+}
+
+static inline int down_write(struct rw_semaphore *sem)
+{
+ return pthread_rwlock_wrlock(&sem->lock);
+}
+
+static inline int up_write(struct rw_semaphore *sem)
+{
+ return pthread_rwlock_unlock(&sem->lock);
+}
+#endif /* _TOOLS_RWSEM_H */
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index f8008ab31eef..cb363b507a32 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -2478,7 +2478,7 @@ static bool is_special_call(struct instruction *insn)
if (!dest)
return false;
- if (dest->fentry)
+ if (dest->fentry || dest->embedded_insn)
return true;
}
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