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Date: Sun, 16 Jun 2024 14:04:21 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
akpm@...ux-foundation.org,
torvalds@...ux-foundation.org,
stable@...r.kernel.org
Cc: lwn@....net,
jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 6.6.34
diff --git a/Documentation/mm/arch_pgtable_helpers.rst b/Documentation/mm/arch_pgtable_helpers.rst
index c82e3ee20e51..8c71249e7c4d 100644
--- a/Documentation/mm/arch_pgtable_helpers.rst
+++ b/Documentation/mm/arch_pgtable_helpers.rst
@@ -142,7 +142,8 @@ PMD Page Table Helpers
+---------------------------+--------------------------------------------------+
| pmd_swp_clear_soft_dirty | Clears a soft dirty swapped PMD |
+---------------------------+--------------------------------------------------+
-| pmd_mkinvalid | Invalidates a mapped PMD [1] |
+| pmd_mkinvalid | Invalidates a present PMD; do not call for |
+| | non-present PMD [1] |
+---------------------------+--------------------------------------------------+
| pmd_set_huge | Creates a PMD huge mapping |
+---------------------------+--------------------------------------------------+
@@ -198,7 +199,8 @@ PUD Page Table Helpers
+---------------------------+--------------------------------------------------+
| pud_mkdevmap | Creates a ZONE_DEVICE mapped PUD |
+---------------------------+--------------------------------------------------+
-| pud_mkinvalid | Invalidates a mapped PUD [1] |
+| pud_mkinvalid | Invalidates a present PUD; do not call for |
+| | non-present PUD [1] |
+---------------------------+--------------------------------------------------+
| pud_set_huge | Creates a PUD huge mapping |
+---------------------------+--------------------------------------------------+
diff --git a/Makefile b/Makefile
index 813b4eb01af9..bc62304cf0b2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 6
-SUBLEVEL = 33
+SUBLEVEL = 34
EXTRAVERSION =
NAME = Hurr durr I'ma ninja sloth
@@ -951,7 +951,6 @@ endif
ifdef CONFIG_LTO_CLANG
ifdef CONFIG_LTO_CLANG_THIN
CC_FLAGS_LTO := -flto=thin -fsplit-lto-unit
-KBUILD_LDFLAGS += --thinlto-cache-dir=$(extmod_prefix).thinlto-cache
else
CC_FLAGS_LTO := -flto
endif
@@ -1482,7 +1481,7 @@ endif # CONFIG_MODULES
# Directories & files removed with 'make clean'
CLEAN_FILES += vmlinux.symvers modules-only.symvers \
modules.builtin modules.builtin.modinfo modules.nsdeps \
- compile_commands.json .thinlto-cache rust/test \
+ compile_commands.json rust/test \
rust-project.json .vmlinux.objs .vmlinux.export.c
# Directories & files removed with 'make mrproper'
@@ -1786,7 +1785,7 @@ PHONY += compile_commands.json
clean-dirs := $(KBUILD_EXTMOD)
clean: rm-files := $(KBUILD_EXTMOD)/Module.symvers $(KBUILD_EXTMOD)/modules.nsdeps \
- $(KBUILD_EXTMOD)/compile_commands.json $(KBUILD_EXTMOD)/.thinlto-cache
+ $(KBUILD_EXTMOD)/compile_commands.json
PHONY += prepare
# now expand this into a simple variable to reduce the cost of shell evaluations
diff --git a/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts b/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
index b566f878ed84..18f4f494093b 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
@@ -88,7 +88,7 @@ eeprom@52 {
&keypad {
samsung,keypad-num-rows = <2>;
samsung,keypad-num-columns = <8>;
- linux,keypad-no-autorepeat;
+ linux,input-no-autorepeat;
wakeup-source;
pinctrl-names = "default";
pinctrl-0 = <&keypad_rows &keypad_cols>;
diff --git a/arch/arm/boot/dts/samsung/exynos4412-origen.dts b/arch/arm/boot/dts/samsung/exynos4412-origen.dts
index 23b151645d66..10ab7bc90f50 100644
--- a/arch/arm/boot/dts/samsung/exynos4412-origen.dts
+++ b/arch/arm/boot/dts/samsung/exynos4412-origen.dts
@@ -453,7 +453,7 @@ buck9_reg: BUCK9 {
&keypad {
samsung,keypad-num-rows = <3>;
samsung,keypad-num-columns = <2>;
- linux,keypad-no-autorepeat;
+ linux,input-no-autorepeat;
wakeup-source;
pinctrl-0 = <&keypad_rows &keypad_cols>;
pinctrl-names = "default";
diff --git a/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts b/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
index 715dfcba1417..e16df9e75fcb 100644
--- a/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
+++ b/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
@@ -69,7 +69,7 @@ cooling_map1: map1 {
&keypad {
samsung,keypad-num-rows = <3>;
samsung,keypad-num-columns = <8>;
- linux,keypad-no-autorepeat;
+ linux,input-no-autorepeat;
wakeup-source;
pinctrl-0 = <&keypad_rows &keypad_cols>;
pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi b/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi
index ed1b5a7a6067..d01023401d7e 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi3798cv200.dtsi
@@ -58,7 +58,7 @@ cpu@3 {
gic: interrupt-controller@...01000 {
compatible = "arm,gic-400";
reg = <0x0 0xf1001000 0x0 0x1000>, /* GICD */
- <0x0 0xf1002000 0x0 0x100>; /* GICC */
+ <0x0 0xf1002000 0x0 0x2000>; /* GICC */
#address-cells = <0>;
#interrupt-cells = <3>;
interrupt-controller;
diff --git a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
index bbc2e9bef08d..441216eda487 100644
--- a/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
+++ b/arch/arm64/boot/dts/nvidia/tegra132-norrin.dts
@@ -9,8 +9,8 @@ / {
compatible = "nvidia,norrin", "nvidia,tegra132", "nvidia,tegra124";
aliases {
- rtc0 = "/i2c@...0d000/as3722@40";
- rtc1 = "/rtc@...0e000";
+ rtc0 = &as3722;
+ rtc1 = &tegra_rtc;
serial0 = &uarta;
};
diff --git a/arch/arm64/boot/dts/nvidia/tegra132.dtsi b/arch/arm64/boot/dts/nvidia/tegra132.dtsi
index 8b78be8f4f9d..4b5435f58323 100644
--- a/arch/arm64/boot/dts/nvidia/tegra132.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra132.dtsi
@@ -570,7 +570,7 @@ spi@...0de00 {
status = "disabled";
};
- rtc@...0e000 {
+ tegra_rtc: rtc@...0e000 {
compatible = "nvidia,tegra124-rtc", "nvidia,tegra20-rtc";
reg = <0x0 0x7000e000 0x0 0x100>;
interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
diff --git a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
index 10655401528e..a22b4501ce1e 100644
--- a/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
+++ b/arch/arm64/boot/dts/qcom/qcs404-evb.dtsi
@@ -62,7 +62,7 @@ bluetooth {
vddrf-supply = <&vreg_l1_1p3>;
vddch0-supply = <&vdd_ch0_3p3>;
- local-bd-address = [ 02 00 00 00 5a ad ];
+ local-bd-address = [ 00 00 00 00 00 00 ];
max-speed = <3200000>;
};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
index 329dcfea51de..6425c74edd60 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
@@ -1798,6 +1798,7 @@ pcie4_phy: phy@...6000 {
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_4_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_4_PHY_BCR>;
reset-names = "phy";
@@ -1897,6 +1898,7 @@ pcie3b_phy: phy@...e000 {
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_3B_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_3B_PHY_BCR>;
reset-names = "phy";
@@ -1997,6 +1999,7 @@ pcie3a_phy: phy@...4000 {
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_3A_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_3A_PHY_BCR>;
reset-names = "phy";
@@ -2098,6 +2101,7 @@ pcie2b_phy: phy@...e000 {
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_2B_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_2B_PHY_BCR>;
reset-names = "phy";
@@ -2198,6 +2202,7 @@ pcie2a_phy: phy@...4000 {
assigned-clock-rates = <100000000>;
power-domains = <&gcc PCIE_2A_GDSC>;
+ required-opps = <&rpmhpd_opp_nom>;
resets = <&gcc GCC_PCIE_2A_PHY_BCR>;
reset-names = "phy";
diff --git a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
index 5db52f237253..d4f8776c9277 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-verdin.dtsi
@@ -60,7 +60,7 @@ verdin_key_wakeup: key-wakeup {
memory@...00000 {
device_type = "memory";
- reg = <0x00000000 0x80000000 0x00000000 0x40000000>; /* 1G RAM */
+ reg = <0x00000000 0x80000000 0x00000000 0x80000000>; /* 2G RAM */
};
opp-table {
diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c
index a1710e5fa72b..efe82cc86bd1 100644
--- a/arch/arm64/kvm/guest.c
+++ b/arch/arm64/kvm/guest.c
@@ -251,6 +251,7 @@ static int set_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
case PSR_AA32_MODE_SVC:
case PSR_AA32_MODE_ABT:
case PSR_AA32_MODE_UND:
+ case PSR_AA32_MODE_SYS:
if (!vcpu_el1_is_32bit(vcpu))
return -EINVAL;
break;
@@ -276,7 +277,7 @@ static int set_core_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg)
if (*vcpu_cpsr(vcpu) & PSR_MODE32_BIT) {
int i, nr_reg;
- switch (*vcpu_cpsr(vcpu)) {
+ switch (*vcpu_cpsr(vcpu) & PSR_AA32_MODE_MASK) {
/*
* Either we are dealing with user mode, and only the
* first 15 registers (+ PC) must be narrowed to 32bit.
diff --git a/arch/arm64/kvm/hyp/aarch32.c b/arch/arm64/kvm/hyp/aarch32.c
index f98cbe2626a1..19efb41aab80 100644
--- a/arch/arm64/kvm/hyp/aarch32.c
+++ b/arch/arm64/kvm/hyp/aarch32.c
@@ -50,9 +50,23 @@ bool kvm_condition_valid32(const struct kvm_vcpu *vcpu)
u32 cpsr_cond;
int cond;
- /* Top two bits non-zero? Unconditional. */
- if (kvm_vcpu_get_esr(vcpu) >> 30)
+ /*
+ * These are the exception classes that could fire with a
+ * conditional instruction.
+ */
+ switch (kvm_vcpu_trap_get_class(vcpu)) {
+ case ESR_ELx_EC_CP15_32:
+ case ESR_ELx_EC_CP15_64:
+ case ESR_ELx_EC_CP14_MR:
+ case ESR_ELx_EC_CP14_LS:
+ case ESR_ELx_EC_FP_ASIMD:
+ case ESR_ELx_EC_CP10_ID:
+ case ESR_ELx_EC_CP14_64:
+ case ESR_ELx_EC_SVC32:
+ break;
+ default:
return true;
+ }
/* Is condition field valid? */
cond = kvm_vcpu_get_condition(vcpu);
diff --git a/arch/loongarch/include/asm/numa.h b/arch/loongarch/include/asm/numa.h
index 27f319b49862..b5f9de9f102e 100644
--- a/arch/loongarch/include/asm/numa.h
+++ b/arch/loongarch/include/asm/numa.h
@@ -56,6 +56,7 @@ extern int early_cpu_to_node(int cpu);
static inline void early_numa_add_cpu(int cpuid, s16 node) { }
static inline void numa_add_cpu(unsigned int cpu) { }
static inline void numa_remove_cpu(unsigned int cpu) { }
+static inline void set_cpuid_to_node(int cpuid, s16 node) { }
static inline int early_cpu_to_node(int cpu)
{
diff --git a/arch/loongarch/include/asm/stackframe.h b/arch/loongarch/include/asm/stackframe.h
index 4fb1e6408b98..efc8c42290d0 100644
--- a/arch/loongarch/include/asm/stackframe.h
+++ b/arch/loongarch/include/asm/stackframe.h
@@ -41,7 +41,7 @@
.macro JUMP_VIRT_ADDR temp1 temp2
li.d \temp1, CACHE_BASE
pcaddi \temp2, 0
- or \temp1, \temp1, \temp2
+ bstrins.d \temp1, \temp2, (DMW_PABITS - 1), 0
jirl zero, \temp1, 0xc
.endm
diff --git a/arch/loongarch/kernel/smp.c b/arch/loongarch/kernel/smp.c
index 378ffa78ffeb..d74dfe1206ed 100644
--- a/arch/loongarch/kernel/smp.c
+++ b/arch/loongarch/kernel/smp.c
@@ -262,7 +262,6 @@ static void __init fdt_smp_setup(void)
if (cpuid == loongson_sysconf.boot_cpu_id) {
cpu = 0;
- numa_add_cpu(cpu);
} else {
cpu = cpumask_next_zero(-1, cpu_present_mask);
}
@@ -272,6 +271,9 @@ static void __init fdt_smp_setup(void)
set_cpu_present(cpu, true);
__cpu_number_map[cpuid] = cpu;
__cpu_logical_map[cpu] = cpuid;
+
+ early_numa_add_cpu(cpu, 0);
+ set_cpuid_to_node(cpuid, 0);
}
loongson_sysconf.nr_cpus = num_processors;
@@ -453,6 +455,7 @@ void smp_prepare_boot_cpu(void)
set_cpu_possible(0, true);
set_cpu_online(0, true);
set_my_cpu_offset(per_cpu_offset(0));
+ numa_add_cpu(0);
rr_node = first_node(node_online_map);
for_each_possible_cpu(cpu) {
diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h
index 667e703c0e8f..d6ad1812866a 100644
--- a/arch/parisc/include/asm/page.h
+++ b/arch/parisc/include/asm/page.h
@@ -16,6 +16,7 @@
#define PAGE_SIZE (_AC(1,UL) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE-1))
+#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
#ifndef __ASSEMBLY__
diff --git a/arch/parisc/include/asm/signal.h b/arch/parisc/include/asm/signal.h
index 715c96ba2ec8..e84883c6b4c7 100644
--- a/arch/parisc/include/asm/signal.h
+++ b/arch/parisc/include/asm/signal.h
@@ -4,23 +4,11 @@
#include <uapi/asm/signal.h>
-#define _NSIG 64
-/* bits-per-word, where word apparently means 'long' not 'int' */
-#define _NSIG_BPW BITS_PER_LONG
-#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
-
# ifndef __ASSEMBLY__
/* Most things should be clean enough to redefine this at will, if care
is taken to make libc match. */
-typedef unsigned long old_sigset_t; /* at least 32 bits */
-
-typedef struct {
- /* next_signal() assumes this is a long - no choice */
- unsigned long sig[_NSIG_WORDS];
-} sigset_t;
-
#include <asm/sigcontext.h>
#endif /* !__ASSEMBLY */
diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h
index 8e4895c5ea5d..40d7a574c5dd 100644
--- a/arch/parisc/include/uapi/asm/signal.h
+++ b/arch/parisc/include/uapi/asm/signal.h
@@ -57,10 +57,20 @@
#include <asm-generic/signal-defs.h>
+#define _NSIG 64
+#define _NSIG_BPW (sizeof(unsigned long) * 8)
+#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
+
# ifndef __ASSEMBLY__
# include <linux/types.h>
+typedef unsigned long old_sigset_t; /* at least 32 bits */
+
+typedef struct {
+ unsigned long sig[_NSIG_WORDS];
+} sigset_t;
+
/* Avoid too many header ordering problems. */
struct siginfo;
diff --git a/arch/powerpc/mm/book3s64/pgtable.c b/arch/powerpc/mm/book3s64/pgtable.c
index 9822366dc186..5b4cbb25d9cf 100644
--- a/arch/powerpc/mm/book3s64/pgtable.c
+++ b/arch/powerpc/mm/book3s64/pgtable.c
@@ -170,6 +170,7 @@ pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
{
unsigned long old_pmd;
+ VM_WARN_ON_ONCE(!pmd_present(*pmdp));
old_pmd = pmd_hugepage_update(vma->vm_mm, address, pmdp, _PAGE_PRESENT, _PAGE_INVALID);
flush_pmd_tlb_range(vma, address, address + HPAGE_PMD_SIZE);
return __pmd(old_pmd);
diff --git a/arch/powerpc/net/bpf_jit_comp32.c b/arch/powerpc/net/bpf_jit_comp32.c
index 7f91ea064c08..06f886850a93 100644
--- a/arch/powerpc/net/bpf_jit_comp32.c
+++ b/arch/powerpc/net/bpf_jit_comp32.c
@@ -851,6 +851,15 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
/* Get offset into TMP_REG */
EMIT(PPC_RAW_LI(tmp_reg, off));
+ /*
+ * Enforce full ordering for operations with BPF_FETCH by emitting a 'sync'
+ * before and after the operation.
+ *
+ * This is a requirement in the Linux Kernel Memory Model.
+ * See __cmpxchg_u32() in asm/cmpxchg.h as an example.
+ */
+ if ((imm & BPF_FETCH) && IS_ENABLED(CONFIG_SMP))
+ EMIT(PPC_RAW_SYNC());
tmp_idx = ctx->idx * 4;
/* load value from memory into r0 */
EMIT(PPC_RAW_LWARX(_R0, tmp_reg, dst_reg, 0));
@@ -904,6 +913,9 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
/* For the BPF_FETCH variant, get old data into src_reg */
if (imm & BPF_FETCH) {
+ /* Emit 'sync' to enforce full ordering */
+ if (IS_ENABLED(CONFIG_SMP))
+ EMIT(PPC_RAW_SYNC());
EMIT(PPC_RAW_MR(ret_reg, ax_reg));
if (!fp->aux->verifier_zext)
EMIT(PPC_RAW_LI(ret_reg - 1, 0)); /* higher 32-bit */
diff --git a/arch/powerpc/net/bpf_jit_comp64.c b/arch/powerpc/net/bpf_jit_comp64.c
index 0f8048f6dad6..2239ce5e8501 100644
--- a/arch/powerpc/net/bpf_jit_comp64.c
+++ b/arch/powerpc/net/bpf_jit_comp64.c
@@ -803,6 +803,15 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
/* Get offset into TMP_REG_1 */
EMIT(PPC_RAW_LI(tmp1_reg, off));
+ /*
+ * Enforce full ordering for operations with BPF_FETCH by emitting a 'sync'
+ * before and after the operation.
+ *
+ * This is a requirement in the Linux Kernel Memory Model.
+ * See __cmpxchg_u64() in asm/cmpxchg.h as an example.
+ */
+ if ((imm & BPF_FETCH) && IS_ENABLED(CONFIG_SMP))
+ EMIT(PPC_RAW_SYNC());
tmp_idx = ctx->idx * 4;
/* load value from memory into TMP_REG_2 */
if (size == BPF_DW)
@@ -865,6 +874,9 @@ int bpf_jit_build_body(struct bpf_prog *fp, u32 *image, struct codegen_context *
PPC_BCC_SHORT(COND_NE, tmp_idx);
if (imm & BPF_FETCH) {
+ /* Emit 'sync' to enforce full ordering */
+ if (IS_ENABLED(CONFIG_SMP))
+ EMIT(PPC_RAW_SYNC());
EMIT(PPC_RAW_MR(ret_reg, _R0));
/*
* Skip unnecessary zero-extension for 32-bit cmpxchg.
diff --git a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
index c9b212c0eaa8..062b97c6e7df 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-starfive-visionfive-2.dtsi
@@ -162,7 +162,6 @@ &i2c5 {
axp15060: pmic@36 {
compatible = "x-powers,axp15060";
reg = <0x36>;
- interrupts = <0>;
interrupt-controller;
#interrupt-cells = <1>;
diff --git a/arch/riscv/kernel/signal.c b/arch/riscv/kernel/signal.c
index 21a4d0e111bc..88b6220b2608 100644
--- a/arch/riscv/kernel/signal.c
+++ b/arch/riscv/kernel/signal.c
@@ -384,30 +384,6 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
sigset_t *oldset = sigmask_to_save();
int ret;
- /* Are we from a system call? */
- if (regs->cause == EXC_SYSCALL) {
- /* Avoid additional syscall restarting via ret_from_exception */
- regs->cause = -1UL;
- /* If so, check system call restarting.. */
- switch (regs->a0) {
- case -ERESTART_RESTARTBLOCK:
- case -ERESTARTNOHAND:
- regs->a0 = -EINTR;
- break;
-
- case -ERESTARTSYS:
- if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {
- regs->a0 = -EINTR;
- break;
- }
- fallthrough;
- case -ERESTARTNOINTR:
- regs->a0 = regs->orig_a0;
- regs->epc -= 0x4;
- break;
- }
- }
-
rseq_signal_deliver(ksig, regs);
/* Set up the stack frame */
@@ -421,35 +397,66 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
void arch_do_signal_or_restart(struct pt_regs *regs)
{
+ unsigned long continue_addr = 0, restart_addr = 0;
+ int retval = 0;
struct ksignal ksig;
+ bool syscall = (regs->cause == EXC_SYSCALL);
- if (get_signal(&ksig)) {
- /* Actually deliver the signal */
- handle_signal(&ksig, regs);
- return;
- }
+ /* If we were from a system call, check for system call restarting */
+ if (syscall) {
+ continue_addr = regs->epc;
+ restart_addr = continue_addr - 4;
+ retval = regs->a0;
- /* Did we come from a system call? */
- if (regs->cause == EXC_SYSCALL) {
/* Avoid additional syscall restarting via ret_from_exception */
regs->cause = -1UL;
- /* Restart the system call - no handlers present */
- switch (regs->a0) {
+ /*
+ * Prepare for system call restart. We do this here so that a
+ * debugger will see the already changed PC.
+ */
+ switch (retval) {
case -ERESTARTNOHAND:
case -ERESTARTSYS:
case -ERESTARTNOINTR:
- regs->a0 = regs->orig_a0;
- regs->epc -= 0x4;
- break;
case -ERESTART_RESTARTBLOCK:
- regs->a0 = regs->orig_a0;
- regs->a7 = __NR_restart_syscall;
- regs->epc -= 0x4;
+ regs->a0 = regs->orig_a0;
+ regs->epc = restart_addr;
break;
}
}
+ /*
+ * Get the signal to deliver. When running under ptrace, at this point
+ * the debugger may change all of our registers.
+ */
+ if (get_signal(&ksig)) {
+ /*
+ * Depending on the signal settings, we may need to revert the
+ * decision to restart the system call, but skip this if a
+ * debugger has chosen to restart at a different PC.
+ */
+ if (regs->epc == restart_addr &&
+ (retval == -ERESTARTNOHAND ||
+ retval == -ERESTART_RESTARTBLOCK ||
+ (retval == -ERESTARTSYS &&
+ !(ksig.ka.sa.sa_flags & SA_RESTART)))) {
+ regs->a0 = -EINTR;
+ regs->epc = continue_addr;
+ }
+
+ /* Actually deliver the signal */
+ handle_signal(&ksig, regs);
+ return;
+ }
+
+ /*
+ * Handle restarting a different system call. As above, if a debugger
+ * has chosen to restart at a different PC, ignore the restart.
+ */
+ if (syscall && regs->epc == restart_addr && retval == -ERESTART_RESTARTBLOCK)
+ regs->a7 = __NR_restart_syscall;
+
/*
* If there is no signal to deliver, we just put the saved
* sigmask back.
diff --git a/arch/s390/include/asm/cpacf.h b/arch/s390/include/asm/cpacf.h
index b378e2b57ad8..c786538e397c 100644
--- a/arch/s390/include/asm/cpacf.h
+++ b/arch/s390/include/asm/cpacf.h
@@ -166,28 +166,86 @@
typedef struct { unsigned char bytes[16]; } cpacf_mask_t;
-/**
- * cpacf_query() - check if a specific CPACF function is available
- * @opcode: the opcode of the crypto instruction
- * @func: the function code to test for
- *
- * Executes the query function for the given crypto instruction @opcode
- * and checks if @func is available
- *
- * Returns 1 if @func is available for @opcode, 0 otherwise
+/*
+ * Prototype for a not existing function to produce a link
+ * error if __cpacf_query() or __cpacf_check_opcode() is used
+ * with an invalid compile time const opcode.
*/
-static __always_inline void __cpacf_query(unsigned int opcode, cpacf_mask_t *mask)
+void __cpacf_bad_opcode(void);
+
+static __always_inline void __cpacf_query_rre(u32 opc, u8 r1, u8 r2,
+ cpacf_mask_t *mask)
{
asm volatile(
- " lghi 0,0\n" /* query function */
- " lgr 1,%[mask]\n"
- " spm 0\n" /* pckmo doesn't change the cc */
- /* Parameter regs are ignored, but must be nonzero and unique */
- "0: .insn rrf,%[opc] << 16,2,4,6,0\n"
- " brc 1,0b\n" /* handle partial completion */
- : "=m" (*mask)
- : [mask] "d" ((unsigned long)mask), [opc] "i" (opcode)
- : "cc", "0", "1");
+ " la %%r1,%[mask]\n"
+ " xgr %%r0,%%r0\n"
+ " .insn rre,%[opc] << 16,%[r1],%[r2]\n"
+ : [mask] "=R" (*mask)
+ : [opc] "i" (opc),
+ [r1] "i" (r1), [r2] "i" (r2)
+ : "cc", "r0", "r1");
+}
+
+static __always_inline void __cpacf_query_rrf(u32 opc,
+ u8 r1, u8 r2, u8 r3, u8 m4,
+ cpacf_mask_t *mask)
+{
+ asm volatile(
+ " la %%r1,%[mask]\n"
+ " xgr %%r0,%%r0\n"
+ " .insn rrf,%[opc] << 16,%[r1],%[r2],%[r3],%[m4]\n"
+ : [mask] "=R" (*mask)
+ : [opc] "i" (opc), [r1] "i" (r1), [r2] "i" (r2),
+ [r3] "i" (r3), [m4] "i" (m4)
+ : "cc", "r0", "r1");
+}
+
+static __always_inline void __cpacf_query(unsigned int opcode,
+ cpacf_mask_t *mask)
+{
+ switch (opcode) {
+ case CPACF_KDSA:
+ __cpacf_query_rre(CPACF_KDSA, 0, 2, mask);
+ break;
+ case CPACF_KIMD:
+ __cpacf_query_rre(CPACF_KIMD, 0, 2, mask);
+ break;
+ case CPACF_KLMD:
+ __cpacf_query_rre(CPACF_KLMD, 0, 2, mask);
+ break;
+ case CPACF_KM:
+ __cpacf_query_rre(CPACF_KM, 2, 4, mask);
+ break;
+ case CPACF_KMA:
+ __cpacf_query_rrf(CPACF_KMA, 2, 4, 6, 0, mask);
+ break;
+ case CPACF_KMAC:
+ __cpacf_query_rre(CPACF_KMAC, 0, 2, mask);
+ break;
+ case CPACF_KMC:
+ __cpacf_query_rre(CPACF_KMC, 2, 4, mask);
+ break;
+ case CPACF_KMCTR:
+ __cpacf_query_rrf(CPACF_KMCTR, 2, 4, 6, 0, mask);
+ break;
+ case CPACF_KMF:
+ __cpacf_query_rre(CPACF_KMF, 2, 4, mask);
+ break;
+ case CPACF_KMO:
+ __cpacf_query_rre(CPACF_KMO, 2, 4, mask);
+ break;
+ case CPACF_PCC:
+ __cpacf_query_rre(CPACF_PCC, 0, 0, mask);
+ break;
+ case CPACF_PCKMO:
+ __cpacf_query_rre(CPACF_PCKMO, 0, 0, mask);
+ break;
+ case CPACF_PRNO:
+ __cpacf_query_rre(CPACF_PRNO, 2, 4, mask);
+ break;
+ default:
+ __cpacf_bad_opcode();
+ }
}
static __always_inline int __cpacf_check_opcode(unsigned int opcode)
@@ -211,10 +269,21 @@ static __always_inline int __cpacf_check_opcode(unsigned int opcode)
case CPACF_KMA:
return test_facility(146); /* check for MSA8 */
default:
- BUG();
+ __cpacf_bad_opcode();
+ return 0;
}
}
+/**
+ * cpacf_query() - check if a specific CPACF function is available
+ * @opcode: the opcode of the crypto instruction
+ * @func: the function code to test for
+ *
+ * Executes the query function for the given crypto instruction @opcode
+ * and checks if @func is available
+ *
+ * Returns 1 if @func is available for @opcode, 0 otherwise
+ */
static __always_inline int cpacf_query(unsigned int opcode, cpacf_mask_t *mask)
{
if (__cpacf_check_opcode(opcode)) {
diff --git a/arch/s390/include/asm/pgtable.h b/arch/s390/include/asm/pgtable.h
index 548f8666a5ac..da2e91b5b192 100644
--- a/arch/s390/include/asm/pgtable.h
+++ b/arch/s390/include/asm/pgtable.h
@@ -1774,8 +1774,10 @@ static inline pmd_t pmdp_huge_clear_flush(struct vm_area_struct *vma,
static inline pmd_t pmdp_invalidate(struct vm_area_struct *vma,
unsigned long addr, pmd_t *pmdp)
{
- pmd_t pmd = __pmd(pmd_val(*pmdp) | _SEGMENT_ENTRY_INVALID);
+ pmd_t pmd;
+ VM_WARN_ON_ONCE(!pmd_present(*pmdp));
+ pmd = __pmd(pmd_val(*pmdp) | _SEGMENT_ENTRY_INVALID);
return pmdp_xchg_direct(vma->vm_mm, addr, pmdp, pmd);
}
diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h
index 505b6700805d..0964fede0b2c 100644
--- a/arch/sparc/include/asm/smp_64.h
+++ b/arch/sparc/include/asm/smp_64.h
@@ -47,7 +47,6 @@ void arch_send_call_function_ipi_mask(const struct cpumask *mask);
int hard_smp_processor_id(void);
#define raw_smp_processor_id() (current_thread_info()->cpu)
-void smp_fill_in_cpu_possible_map(void);
void smp_fill_in_sib_core_maps(void);
void __noreturn cpu_play_dead(void);
@@ -77,7 +76,6 @@ void __cpu_die(unsigned int cpu);
#define smp_fill_in_sib_core_maps() do { } while (0)
#define smp_fetch_global_regs() do { } while (0)
#define smp_fetch_global_pmu() do { } while (0)
-#define smp_fill_in_cpu_possible_map() do { } while (0)
#define smp_init_cpu_poke() do { } while (0)
#define scheduler_poke() do { } while (0)
diff --git a/arch/sparc/include/uapi/asm/termbits.h b/arch/sparc/include/uapi/asm/termbits.h
index 4321322701fc..0da2b1adc0f5 100644
--- a/arch/sparc/include/uapi/asm/termbits.h
+++ b/arch/sparc/include/uapi/asm/termbits.h
@@ -10,16 +10,6 @@ typedef unsigned int tcflag_t;
typedef unsigned long tcflag_t;
#endif
-#define NCC 8
-struct termio {
- unsigned short c_iflag; /* input mode flags */
- unsigned short c_oflag; /* output mode flags */
- unsigned short c_cflag; /* control mode flags */
- unsigned short c_lflag; /* local mode flags */
- unsigned char c_line; /* line discipline */
- unsigned char c_cc[NCC]; /* control characters */
-};
-
#define NCCS 17
struct termios {
tcflag_t c_iflag; /* input mode flags */
diff --git a/arch/sparc/include/uapi/asm/termios.h b/arch/sparc/include/uapi/asm/termios.h
index ee86f4093d83..cceb32260881 100644
--- a/arch/sparc/include/uapi/asm/termios.h
+++ b/arch/sparc/include/uapi/asm/termios.h
@@ -40,5 +40,14 @@ struct winsize {
unsigned short ws_ypixel;
};
+#define NCC 8
+struct termio {
+ unsigned short c_iflag; /* input mode flags */
+ unsigned short c_oflag; /* output mode flags */
+ unsigned short c_cflag; /* control mode flags */
+ unsigned short c_lflag; /* local mode flags */
+ unsigned char c_line; /* line discipline */
+ unsigned char c_cc[NCC]; /* control characters */
+};
#endif /* _UAPI_SPARC_TERMIOS_H */
diff --git a/arch/sparc/kernel/prom_64.c b/arch/sparc/kernel/prom_64.c
index 998aa693d491..ba82884cb92a 100644
--- a/arch/sparc/kernel/prom_64.c
+++ b/arch/sparc/kernel/prom_64.c
@@ -483,7 +483,9 @@ static void *record_one_cpu(struct device_node *dp, int cpuid, int arg)
ncpus_probed++;
#ifdef CONFIG_SMP
set_cpu_present(cpuid, true);
- set_cpu_possible(cpuid, true);
+
+ if (num_possible_cpus() < nr_cpu_ids)
+ set_cpu_possible(cpuid, true);
#endif
return NULL;
}
diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index 6546ca9d4d3f..bda81f314bc2 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -684,7 +684,6 @@ void __init setup_arch(char **cmdline_p)
paging_init();
init_sparc64_elf_hwcap();
- smp_fill_in_cpu_possible_map();
/*
* Once the OF device tree and MDESC have been setup and nr_cpus has
* been parsed, we know the list of possible cpus. Therefore we can
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index f3969a3600db..e50c38eba2b8 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1220,20 +1220,6 @@ void __init smp_setup_processor_id(void)
xcall_deliver_impl = hypervisor_xcall_deliver;
}
-void __init smp_fill_in_cpu_possible_map(void)
-{
- int possible_cpus = num_possible_cpus();
- int i;
-
- if (possible_cpus > nr_cpu_ids)
- possible_cpus = nr_cpu_ids;
-
- for (i = 0; i < possible_cpus; i++)
- set_cpu_possible(i, true);
- for (; i < NR_CPUS; i++)
- set_cpu_possible(i, false);
-}
-
void smp_fill_in_sib_core_maps(void)
{
unsigned int i;
diff --git a/arch/sparc/mm/tlb.c b/arch/sparc/mm/tlb.c
index b44d79d778c7..ef69127d7e5e 100644
--- a/arch/sparc/mm/tlb.c
+++ b/arch/sparc/mm/tlb.c
@@ -249,6 +249,7 @@ pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
{
pmd_t old, entry;
+ VM_WARN_ON_ONCE(!pmd_present(*pmdp));
entry = __pmd(pmd_val(*pmdp) & ~_PAGE_VALID);
old = pmdp_establish(vma, address, pmdp, entry);
flush_tlb_range(vma, address, address + HPAGE_PMD_SIZE);
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 77f1eeefcd34..1efbe8b33f6a 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -3856,16 +3856,27 @@ static void svm_enable_nmi_window(struct kvm_vcpu *vcpu)
struct vcpu_svm *svm = to_svm(vcpu);
/*
- * KVM should never request an NMI window when vNMI is enabled, as KVM
- * allows at most one to-be-injected NMI and one pending NMI, i.e. if
- * two NMIs arrive simultaneously, KVM will inject one and set
- * V_NMI_PENDING for the other. WARN, but continue with the standard
- * single-step approach to try and salvage the pending NMI.
+ * If NMIs are outright masked, i.e. the vCPU is already handling an
+ * NMI, and KVM has not yet intercepted an IRET, then there is nothing
+ * more to do at this time as KVM has already enabled IRET intercepts.
+ * If KVM has already intercepted IRET, then single-step over the IRET,
+ * as NMIs aren't architecturally unmasked until the IRET completes.
+ *
+ * If vNMI is enabled, KVM should never request an NMI window if NMIs
+ * are masked, as KVM allows at most one to-be-injected NMI and one
+ * pending NMI. If two NMIs arrive simultaneously, KVM will inject one
+ * NMI and set V_NMI_PENDING for the other, but if and only if NMIs are
+ * unmasked. KVM _will_ request an NMI window in some situations, e.g.
+ * if the vCPU is in an STI shadow or if GIF=0, KVM can't immediately
+ * inject the NMI. In those situations, KVM needs to single-step over
+ * the STI shadow or intercept STGI.
*/
- WARN_ON_ONCE(is_vnmi_enabled(svm));
+ if (svm_get_nmi_mask(vcpu)) {
+ WARN_ON_ONCE(is_vnmi_enabled(svm));
- if (svm_get_nmi_mask(vcpu) && !svm->awaiting_iret_completion)
- return; /* IRET will cause a vm exit */
+ if (!svm->awaiting_iret_completion)
+ return; /* IRET will cause a vm exit */
+ }
/*
* SEV-ES guests are responsible for signaling when a vCPU is ready to
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index 8e1ef5345b7a..b18f5a71e679 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -628,6 +628,8 @@ int pmdp_clear_flush_young(struct vm_area_struct *vma,
pmd_t pmdp_invalidate_ad(struct vm_area_struct *vma, unsigned long address,
pmd_t *pmdp)
{
+ VM_WARN_ON_ONCE(!pmd_present(*pmdp));
+
/*
* No flush is necessary. Once an invalid PTE is established, the PTE's
* access and dirty bits cannot be updated.
diff --git a/crypto/ecdsa.c b/crypto/ecdsa.c
index fbd76498aba8..3f9ec273a121 100644
--- a/crypto/ecdsa.c
+++ b/crypto/ecdsa.c
@@ -373,4 +373,7 @@ module_exit(ecdsa_exit);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Stefan Berger <stefanb@...ux.ibm.com>");
MODULE_DESCRIPTION("ECDSA generic algorithm");
+MODULE_ALIAS_CRYPTO("ecdsa-nist-p192");
+MODULE_ALIAS_CRYPTO("ecdsa-nist-p256");
+MODULE_ALIAS_CRYPTO("ecdsa-nist-p384");
MODULE_ALIAS_CRYPTO("ecdsa-generic");
diff --git a/crypto/ecrdsa.c b/crypto/ecrdsa.c
index f3c6b5e15e75..3811f3805b5d 100644
--- a/crypto/ecrdsa.c
+++ b/crypto/ecrdsa.c
@@ -294,4 +294,5 @@ module_exit(ecrdsa_mod_fini);
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Vitaly Chikunov <vt@...linux.org>");
MODULE_DESCRIPTION("EC-RDSA generic algorithm");
+MODULE_ALIAS_CRYPTO("ecrdsa");
MODULE_ALIAS_CRYPTO("ecrdsa-generic");
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index b9d219ac4e6b..15f9d3d9c1cb 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -594,6 +594,18 @@ static const struct dmi_system_id lg_laptop[] = {
DMI_MATCH(DMI_BOARD_NAME, "17U70P"),
},
},
+ {
+ /* TongFang GXxHRXx/TUXEDO InfinityBook Pro Gen9 AMD */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "GXxHRXx"),
+ },
+ },
+ {
+ /* TongFang GMxHGxx/TUXEDO Stellaris Slim Gen1 AMD */
+ .matches = {
+ DMI_MATCH(DMI_BOARD_NAME, "GMxHGxx"),
+ },
+ },
{ }
};
diff --git a/drivers/ata/pata_legacy.c b/drivers/ata/pata_legacy.c
index 448a511cbc17..e7ac142c2423 100644
--- a/drivers/ata/pata_legacy.c
+++ b/drivers/ata/pata_legacy.c
@@ -173,8 +173,6 @@ static int legacy_port[NR_HOST] = { 0x1f0, 0x170, 0x1e8, 0x168, 0x1e0, 0x160 };
static struct legacy_probe probe_list[NR_HOST];
static struct legacy_data legacy_data[NR_HOST];
static struct ata_host *legacy_host[NR_HOST];
-static int nr_legacy_host;
-
/**
* legacy_probe_add - Add interface to probe list
@@ -1276,9 +1274,11 @@ static __exit void legacy_exit(void)
{
int i;
- for (i = 0; i < nr_legacy_host; i++) {
+ for (i = 0; i < NR_HOST; i++) {
struct legacy_data *ld = &legacy_data[i];
- ata_host_detach(legacy_host[i]);
+
+ if (legacy_host[i])
+ ata_host_detach(legacy_host[i]);
platform_device_unregister(ld->platform_dev);
}
}
diff --git a/drivers/char/tpm/tpm_tis_core.c b/drivers/char/tpm/tpm_tis_core.c
index 64c875657687..f6aa0dfadb93 100644
--- a/drivers/char/tpm/tpm_tis_core.c
+++ b/drivers/char/tpm/tpm_tis_core.c
@@ -1020,7 +1020,8 @@ void tpm_tis_remove(struct tpm_chip *chip)
interrupt = 0;
tpm_tis_write32(priv, reg, ~TPM_GLOBAL_INT_ENABLE & interrupt);
- flush_work(&priv->free_irq_work);
+ if (priv->free_irq_work.func)
+ flush_work(&priv->free_irq_work);
tpm_tis_clkrun_enable(chip, false);
diff --git a/drivers/clk/bcm/clk-bcm2711-dvp.c b/drivers/clk/bcm/clk-bcm2711-dvp.c
index e4fbbf3c40fe..3cb235df9d37 100644
--- a/drivers/clk/bcm/clk-bcm2711-dvp.c
+++ b/drivers/clk/bcm/clk-bcm2711-dvp.c
@@ -56,6 +56,8 @@ static int clk_dvp_probe(struct platform_device *pdev)
if (ret)
return ret;
+ data->num = NR_CLOCKS;
+
data->hws[0] = clk_hw_register_gate_parent_data(&pdev->dev,
"hdmi0-108MHz",
&clk_dvp_parent, 0,
@@ -76,7 +78,6 @@ static int clk_dvp_probe(struct platform_device *pdev)
goto unregister_clk0;
}
- data->num = NR_CLOCKS;
ret = of_clk_add_hw_provider(pdev->dev.of_node, of_clk_hw_onecell_get,
data);
if (ret)
diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c
index 829406dc44a2..4d411408e4af 100644
--- a/drivers/clk/bcm/clk-raspberrypi.c
+++ b/drivers/clk/bcm/clk-raspberrypi.c
@@ -371,8 +371,8 @@ static int raspberrypi_discover_clocks(struct raspberrypi_clk *rpi,
if (IS_ERR(hw))
return PTR_ERR(hw);
- data->hws[clks->id] = hw;
data->num = clks->id + 1;
+ data->hws[clks->id] = hw;
}
clks++;
diff --git a/drivers/clk/qcom/clk-alpha-pll.c b/drivers/clk/qcom/clk-alpha-pll.c
index 82420e81da35..5cf862b0bb62 100644
--- a/drivers/clk/qcom/clk-alpha-pll.c
+++ b/drivers/clk/qcom/clk-alpha-pll.c
@@ -2444,6 +2444,8 @@ static int clk_alpha_pll_stromer_set_rate(struct clk_hw *hw, unsigned long rate,
rate = alpha_pll_round_rate(rate, prate, &l, &a, ALPHA_REG_BITWIDTH);
regmap_write(pll->clkr.regmap, PLL_L_VAL(pll), l);
+
+ a <<= ALPHA_REG_BITWIDTH - ALPHA_BITWIDTH;
regmap_write(pll->clkr.regmap, PLL_ALPHA_VAL(pll), a);
regmap_write(pll->clkr.regmap, PLL_ALPHA_VAL_U(pll),
a >> ALPHA_BITWIDTH);
diff --git a/drivers/cpufreq/amd-pstate.c b/drivers/cpufreq/amd-pstate.c
index 07f341995439..b8fdfd2c4f6f 100644
--- a/drivers/cpufreq/amd-pstate.c
+++ b/drivers/cpufreq/amd-pstate.c
@@ -675,7 +675,7 @@ static int amd_pstate_set_boost(struct cpufreq_policy *policy, int state)
if (state)
policy->cpuinfo.max_freq = cpudata->max_freq;
else
- policy->cpuinfo.max_freq = cpudata->nominal_freq;
+ policy->cpuinfo.max_freq = cpudata->nominal_freq * 1000;
policy->max = policy->cpuinfo.max_freq;
diff --git a/drivers/crypto/intel/qat/qat_common/adf_aer.c b/drivers/crypto/intel/qat/qat_common/adf_aer.c
index 621d14ea3b81..af495a6f039f 100644
--- a/drivers/crypto/intel/qat/qat_common/adf_aer.c
+++ b/drivers/crypto/intel/qat/qat_common/adf_aer.c
@@ -92,8 +92,7 @@ static void adf_device_reset_worker(struct work_struct *work)
if (adf_dev_restart(accel_dev)) {
/* The device hanged and we can't restart it so stop here */
dev_err(&GET_DEV(accel_dev), "Restart device failed\n");
- if (reset_data->mode == ADF_DEV_RESET_ASYNC ||
- completion_done(&reset_data->compl))
+ if (reset_data->mode == ADF_DEV_RESET_ASYNC)
kfree(reset_data);
WARN(1, "QAT: device restart failed. Device is unusable\n");
return;
@@ -101,16 +100,8 @@ static void adf_device_reset_worker(struct work_struct *work)
adf_dev_restarted_notify(accel_dev);
clear_bit(ADF_STATUS_RESTARTING, &accel_dev->status);
- /*
- * The dev is back alive. Notify the caller if in sync mode
- *
- * If device restart will take a more time than expected,
- * the schedule_reset() function can timeout and exit. This can be
- * detected by calling the completion_done() function. In this case
- * the reset_data structure needs to be freed here.
- */
- if (reset_data->mode == ADF_DEV_RESET_ASYNC ||
- completion_done(&reset_data->compl))
+ /* The dev is back alive. Notify the caller if in sync mode */
+ if (reset_data->mode == ADF_DEV_RESET_ASYNC)
kfree(reset_data);
else
complete(&reset_data->compl);
@@ -145,10 +136,10 @@ static int adf_dev_aer_schedule_reset(struct adf_accel_dev *accel_dev,
if (!timeout) {
dev_err(&GET_DEV(accel_dev),
"Reset device timeout expired\n");
+ cancel_work_sync(&reset_data->reset_work);
ret = -EFAULT;
- } else {
- kfree(reset_data);
}
+ kfree(reset_data);
return ret;
}
return 0;
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 9b6642d00871..b61c7f02a8c1 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -80,7 +80,7 @@ int __amd64_read_pci_cfg_dword(struct pci_dev *pdev, int offset,
amd64_warn("%s: error reading F%dx%03x.\n",
func, PCI_FUNC(pdev->devfn), offset);
- return err;
+ return pcibios_err_to_errno(err);
}
int __amd64_write_pci_cfg_dword(struct pci_dev *pdev, int offset,
@@ -93,7 +93,7 @@ int __amd64_write_pci_cfg_dword(struct pci_dev *pdev, int offset,
amd64_warn("%s: error writing to F%dx%03x.\n",
func, PCI_FUNC(pdev->devfn), offset);
- return err;
+ return pcibios_err_to_errno(err);
}
/*
@@ -1016,8 +1016,10 @@ static int gpu_get_node_map(void)
}
ret = pci_read_config_dword(pdev, REG_LOCAL_NODE_TYPE_MAP, &tmp);
- if (ret)
+ if (ret) {
+ ret = pcibios_err_to_errno(ret);
goto out;
+ }
gpu_node_map.node_count = FIELD_GET(LNTM_NODE_COUNT, tmp);
gpu_node_map.base_node_id = FIELD_GET(LNTM_BASE_NODE_ID, tmp);
diff --git a/drivers/edac/igen6_edac.c b/drivers/edac/igen6_edac.c
index 1a18693294db..a2984e9bed3a 100644
--- a/drivers/edac/igen6_edac.c
+++ b/drivers/edac/igen6_edac.c
@@ -627,7 +627,7 @@ static int errcmd_enable_error_reporting(bool enable)
rc = pci_read_config_word(imc->pdev, ERRCMD_OFFSET, &errcmd);
if (rc)
- return rc;
+ return pcibios_err_to_errno(rc);
if (enable)
errcmd |= ERRCMD_CE | ERRSTS_UE;
@@ -636,7 +636,7 @@ static int errcmd_enable_error_reporting(bool enable)
rc = pci_write_config_word(imc->pdev, ERRCMD_OFFSET, errcmd);
if (rc)
- return rc;
+ return pcibios_err_to_errno(rc);
return 0;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 704567885c7a..62c1dc9510a4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1135,7 +1135,8 @@ static int reserve_bo_and_cond_vms(struct kgd_mem *mem,
int ret;
ctx->sync = &mem->sync;
- drm_exec_init(&ctx->exec, DRM_EXEC_INTERRUPTIBLE_WAIT);
+ drm_exec_init(&ctx->exec, DRM_EXEC_INTERRUPTIBLE_WAIT |
+ DRM_EXEC_IGNORE_DUPLICATES);
drm_exec_until_all_locked(&ctx->exec) {
ctx->n_vms = 0;
list_for_each_entry(entry, &mem->attachments, list) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index fb2681dd6b33..23651a9738cc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -211,6 +211,7 @@ union igp_info {
struct atom_integrated_system_info_v1_11 v11;
struct atom_integrated_system_info_v1_12 v12;
struct atom_integrated_system_info_v2_1 v21;
+ struct atom_integrated_system_info_v2_3 v23;
};
union umc_info {
@@ -359,6 +360,20 @@ amdgpu_atomfirmware_get_vram_info(struct amdgpu_device *adev,
if (vram_type)
*vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
break;
+ case 3:
+ mem_channel_number = igp_info->v23.umachannelnumber;
+ if (!mem_channel_number)
+ mem_channel_number = 1;
+ mem_type = igp_info->v23.memorytype;
+ if (mem_type == LpDdr5MemType)
+ mem_channel_width = 32;
+ else
+ mem_channel_width = 64;
+ if (vram_width)
+ *vram_width = mem_channel_number * mem_channel_width;
+ if (vram_type)
+ *vram_type = convert_atom_mem_type_to_vram_type(adev, mem_type);
+ break;
default:
return -EINVAL;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
index cd37f45e01a1..31d82b68053e 100644
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c
@@ -2031,6 +2031,9 @@ static int sdma_v4_0_process_trap_irq(struct amdgpu_device *adev,
DRM_DEBUG("IH: SDMA trap\n");
instance = sdma_v4_0_irq_id_to_seq(entry->client_id);
+ if (instance < 0)
+ return instance;
+
switch (entry->ring_id) {
case 0:
amdgpu_fence_process(&adev->sdma.instance[instance].ring);
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 913c70a0ef44..0c94bdfadaab 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -402,15 +402,8 @@ struct kfd_dev *kgd2kfd_probe(struct amdgpu_device *adev, bool vf)
f2g = &gfx_v11_kfd2kgd;
break;
case IP_VERSION(11, 0, 3):
- if ((adev->pdev->device == 0x7460 &&
- adev->pdev->revision == 0x00) ||
- (adev->pdev->device == 0x7461 &&
- adev->pdev->revision == 0x00))
- /* Note: Compiler version is 11.0.5 while HW version is 11.0.3 */
- gfx_target_version = 110005;
- else
- /* Note: Compiler version is 11.0.1 while HW version is 11.0.3 */
- gfx_target_version = 110001;
+ /* Note: Compiler version is 11.0.1 while HW version is 11.0.3 */
+ gfx_target_version = 110001;
f2g = &gfx_v11_kfd2kgd;
break;
default:
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
index fa7d6ced786f..c618edc3f4ff 100644
--- a/drivers/gpu/drm/amd/include/atomfirmware.h
+++ b/drivers/gpu/drm/amd/include/atomfirmware.h
@@ -1625,6 +1625,49 @@ struct atom_integrated_system_info_v2_2
uint32_t reserved4[189];
};
+struct uma_carveout_option {
+ char optionName[29]; //max length of string is 28chars + '\0'. Current design is for "minimum", "Medium", "High". This makes entire struct size 64bits
+ uint8_t memoryCarvedGb; //memory carved out with setting
+ uint8_t memoryRemainingGb; //memory remaining on system
+ union {
+ struct _flags {
+ uint8_t Auto : 1;
+ uint8_t Custom : 1;
+ uint8_t Reserved : 6;
+ } flags;
+ uint8_t all8;
+ } uma_carveout_option_flags;
+};
+
+struct atom_integrated_system_info_v2_3 {
+ struct atom_common_table_header table_header;
+ uint32_t vbios_misc; // enum of atom_system_vbiosmisc_def
+ uint32_t gpucapinfo; // enum of atom_system_gpucapinf_def
+ uint32_t system_config;
+ uint32_t cpucapinfo;
+ uint16_t gpuclk_ss_percentage; // unit of 0.001%, 1000 mean 1%
+ uint16_t gpuclk_ss_type;
+ uint16_t dpphy_override; // bit vector, enum of atom_sysinfo_dpphy_override_def
+ uint8_t memorytype; // enum of atom_dmi_t17_mem_type_def, APU memory type indication.
+ uint8_t umachannelnumber; // number of memory channels
+ uint8_t htc_hyst_limit;
+ uint8_t htc_tmp_limit;
+ uint8_t reserved1; // dp_ss_control
+ uint8_t gpu_package_id;
+ struct edp_info_table edp1_info;
+ struct edp_info_table edp2_info;
+ uint32_t reserved2[8];
+ struct atom_external_display_connection_info extdispconninfo;
+ uint8_t UMACarveoutVersion;
+ uint8_t UMACarveoutIndexMax;
+ uint8_t UMACarveoutTypeDefault;
+ uint8_t UMACarveoutIndexDefault;
+ uint8_t UMACarveoutType; //Auto or Custom
+ uint8_t UMACarveoutIndex;
+ struct uma_carveout_option UMASizeControlOption[20];
+ uint8_t reserved3[110];
+};
+
// system_config
enum atom_system_vbiosmisc_def{
INTEGRATED_SYSTEM_INFO__GET_EDID_CALLBACK_FUNC_SUPPORT = 0x01,
diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c
index cd674ef5adb1..1fd4702dc639 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_4_ppt.c
@@ -226,15 +226,17 @@ static int smu_v13_0_4_system_features_control(struct smu_context *smu, bool en)
struct amdgpu_device *adev = smu->adev;
int ret = 0;
- if (!en && adev->in_s4) {
- /* Adds a GFX reset as workaround just before sending the
- * MP1_UNLOAD message to prevent GC/RLC/PMFW from entering
- * an invalid state.
- */
- ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset,
- SMU_RESET_MODE_2, NULL);
- if (ret)
- return ret;
+ if (!en && !adev->in_s0ix) {
+ if (adev->in_s4) {
+ /* Adds a GFX reset as workaround just before sending the
+ * MP1_UNLOAD message to prevent GC/RLC/PMFW from entering
+ * an invalid state.
+ */
+ ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset,
+ SMU_RESET_MODE_2, NULL);
+ if (ret)
+ return ret;
+ }
ret = smu_cmn_send_smc_msg(smu, SMU_MSG_PrepareMp1ForUnload, NULL);
}
diff --git a/drivers/gpu/drm/drm_fbdev_generic.c b/drivers/gpu/drm/drm_fbdev_generic.c
index d647d89764cb..b4659cd6285a 100644
--- a/drivers/gpu/drm/drm_fbdev_generic.c
+++ b/drivers/gpu/drm/drm_fbdev_generic.c
@@ -113,7 +113,6 @@ static int drm_fbdev_generic_helper_fb_probe(struct drm_fb_helper *fb_helper,
/* screen */
info->flags |= FBINFO_VIRTFB | FBINFO_READS_FAST;
info->screen_buffer = screen_buffer;
- info->fix.smem_start = page_to_phys(vmalloc_to_page(info->screen_buffer));
info->fix.smem_len = screen_size;
/* deferred I/O */
diff --git a/drivers/gpu/drm/i915/i915_hwmon.c b/drivers/gpu/drm/i915/i915_hwmon.c
index b758fd110c20..c0662a022f59 100644
--- a/drivers/gpu/drm/i915/i915_hwmon.c
+++ b/drivers/gpu/drm/i915/i915_hwmon.c
@@ -793,7 +793,7 @@ void i915_hwmon_register(struct drm_i915_private *i915)
if (!IS_DGFX(i915))
return;
- hwmon = devm_kzalloc(dev, sizeof(*hwmon), GFP_KERNEL);
+ hwmon = kzalloc(sizeof(*hwmon), GFP_KERNEL);
if (!hwmon)
return;
@@ -819,14 +819,12 @@ void i915_hwmon_register(struct drm_i915_private *i915)
hwm_get_preregistration_info(i915);
/* hwmon_dev points to device hwmon<i> */
- hwmon_dev = devm_hwmon_device_register_with_info(dev, ddat->name,
- ddat,
- &hwm_chip_info,
- hwm_groups);
- if (IS_ERR(hwmon_dev)) {
- i915->hwmon = NULL;
- return;
- }
+ hwmon_dev = hwmon_device_register_with_info(dev, ddat->name,
+ ddat,
+ &hwm_chip_info,
+ hwm_groups);
+ if (IS_ERR(hwmon_dev))
+ goto err;
ddat->hwmon_dev = hwmon_dev;
@@ -839,16 +837,36 @@ void i915_hwmon_register(struct drm_i915_private *i915)
if (!hwm_gt_is_visible(ddat_gt, hwmon_energy, hwmon_energy_input, 0))
continue;
- hwmon_dev = devm_hwmon_device_register_with_info(dev, ddat_gt->name,
- ddat_gt,
- &hwm_gt_chip_info,
- NULL);
+ hwmon_dev = hwmon_device_register_with_info(dev, ddat_gt->name,
+ ddat_gt,
+ &hwm_gt_chip_info,
+ NULL);
if (!IS_ERR(hwmon_dev))
ddat_gt->hwmon_dev = hwmon_dev;
}
+ return;
+err:
+ i915_hwmon_unregister(i915);
}
void i915_hwmon_unregister(struct drm_i915_private *i915)
{
- fetch_and_zero(&i915->hwmon);
+ struct i915_hwmon *hwmon = i915->hwmon;
+ struct intel_gt *gt;
+ int i;
+
+ if (!hwmon)
+ return;
+
+ for_each_gt(gt, i915, i)
+ if (hwmon->ddat_gt[i].hwmon_dev)
+ hwmon_device_unregister(hwmon->ddat_gt[i].hwmon_dev);
+
+ if (hwmon->ddat.hwmon_dev)
+ hwmon_device_unregister(hwmon->ddat.hwmon_dev);
+
+ mutex_destroy(&hwmon->hwmon_lock);
+
+ kfree(i915->hwmon);
+ i915->hwmon = NULL;
}
diff --git a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
index 152375f3de2e..bae69d696765 100644
--- a/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
+++ b/drivers/gpu/drm/sun4i/sun4i_hdmi_enc.c
@@ -82,7 +82,8 @@ static int sun4i_hdmi_atomic_check(struct drm_encoder *encoder,
return 0;
}
-static void sun4i_hdmi_disable(struct drm_encoder *encoder)
+static void sun4i_hdmi_disable(struct drm_encoder *encoder,
+ struct drm_atomic_state *state)
{
struct sun4i_hdmi *hdmi = drm_encoder_to_sun4i_hdmi(encoder);
u32 val;
@@ -96,37 +97,17 @@ static void sun4i_hdmi_disable(struct drm_encoder *encoder)
clk_disable_unprepare(hdmi->tmds_clk);
}
-static void sun4i_hdmi_enable(struct drm_encoder *encoder)
+static void sun4i_hdmi_enable(struct drm_encoder *encoder,
+ struct drm_atomic_state *state)
{
struct drm_display_mode *mode = &encoder->crtc->state->adjusted_mode;
struct sun4i_hdmi *hdmi = drm_encoder_to_sun4i_hdmi(encoder);
struct drm_display_info *display = &hdmi->connector.display_info;
+ unsigned int x, y;
u32 val = 0;
DRM_DEBUG_DRIVER("Enabling the HDMI Output\n");
- clk_prepare_enable(hdmi->tmds_clk);
-
- sun4i_hdmi_setup_avi_infoframes(hdmi, mode);
- val |= SUN4I_HDMI_PKT_CTRL_TYPE(0, SUN4I_HDMI_PKT_AVI);
- val |= SUN4I_HDMI_PKT_CTRL_TYPE(1, SUN4I_HDMI_PKT_END);
- writel(val, hdmi->base + SUN4I_HDMI_PKT_CTRL_REG(0));
-
- val = SUN4I_HDMI_VID_CTRL_ENABLE;
- if (display->is_hdmi)
- val |= SUN4I_HDMI_VID_CTRL_HDMI_MODE;
-
- writel(val, hdmi->base + SUN4I_HDMI_VID_CTRL_REG);
-}
-
-static void sun4i_hdmi_mode_set(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
- struct drm_display_mode *adjusted_mode)
-{
- struct sun4i_hdmi *hdmi = drm_encoder_to_sun4i_hdmi(encoder);
- unsigned int x, y;
- u32 val;
-
clk_set_rate(hdmi->mod_clk, mode->crtc_clock * 1000);
clk_set_rate(hdmi->tmds_clk, mode->crtc_clock * 1000);
@@ -178,6 +159,19 @@ static void sun4i_hdmi_mode_set(struct drm_encoder *encoder,
val |= SUN4I_HDMI_VID_TIMING_POL_VSYNC;
writel(val, hdmi->base + SUN4I_HDMI_VID_TIMING_POL_REG);
+
+ clk_prepare_enable(hdmi->tmds_clk);
+
+ sun4i_hdmi_setup_avi_infoframes(hdmi, mode);
+ val |= SUN4I_HDMI_PKT_CTRL_TYPE(0, SUN4I_HDMI_PKT_AVI);
+ val |= SUN4I_HDMI_PKT_CTRL_TYPE(1, SUN4I_HDMI_PKT_END);
+ writel(val, hdmi->base + SUN4I_HDMI_PKT_CTRL_REG(0));
+
+ val = SUN4I_HDMI_VID_CTRL_ENABLE;
+ if (display->is_hdmi)
+ val |= SUN4I_HDMI_VID_CTRL_HDMI_MODE;
+
+ writel(val, hdmi->base + SUN4I_HDMI_VID_CTRL_REG);
}
static enum drm_mode_status sun4i_hdmi_mode_valid(struct drm_encoder *encoder,
@@ -201,9 +195,8 @@ static enum drm_mode_status sun4i_hdmi_mode_valid(struct drm_encoder *encoder,
static const struct drm_encoder_helper_funcs sun4i_hdmi_helper_funcs = {
.atomic_check = sun4i_hdmi_atomic_check,
- .disable = sun4i_hdmi_disable,
- .enable = sun4i_hdmi_enable,
- .mode_set = sun4i_hdmi_mode_set,
+ .atomic_disable = sun4i_hdmi_disable,
+ .atomic_enable = sun4i_hdmi_enable,
.mode_valid = sun4i_hdmi_mode_valid,
};
diff --git a/drivers/hid/i2c-hid/i2c-hid-of-elan.c b/drivers/hid/i2c-hid/i2c-hid-of-elan.c
index 31abab57ad44..78ce140ce949 100644
--- a/drivers/hid/i2c-hid/i2c-hid-of-elan.c
+++ b/drivers/hid/i2c-hid/i2c-hid-of-elan.c
@@ -31,6 +31,7 @@ struct i2c_hid_of_elan {
struct regulator *vcc33;
struct regulator *vccio;
struct gpio_desc *reset_gpio;
+ bool no_reset_on_power_off;
const struct elan_i2c_hid_chip_data *chip_data;
};
@@ -40,17 +41,17 @@ static int elan_i2c_hid_power_up(struct i2chid_ops *ops)
container_of(ops, struct i2c_hid_of_elan, ops);
int ret;
+ gpiod_set_value_cansleep(ihid_elan->reset_gpio, 1);
+
if (ihid_elan->vcc33) {
ret = regulator_enable(ihid_elan->vcc33);
if (ret)
- return ret;
+ goto err_deassert_reset;
}
ret = regulator_enable(ihid_elan->vccio);
- if (ret) {
- regulator_disable(ihid_elan->vcc33);
- return ret;
- }
+ if (ret)
+ goto err_disable_vcc33;
if (ihid_elan->chip_data->post_power_delay_ms)
msleep(ihid_elan->chip_data->post_power_delay_ms);
@@ -60,6 +61,15 @@ static int elan_i2c_hid_power_up(struct i2chid_ops *ops)
msleep(ihid_elan->chip_data->post_gpio_reset_on_delay_ms);
return 0;
+
+err_disable_vcc33:
+ if (ihid_elan->vcc33)
+ regulator_disable(ihid_elan->vcc33);
+err_deassert_reset:
+ if (ihid_elan->no_reset_on_power_off)
+ gpiod_set_value_cansleep(ihid_elan->reset_gpio, 0);
+
+ return ret;
}
static void elan_i2c_hid_power_down(struct i2chid_ops *ops)
@@ -67,7 +77,14 @@ static void elan_i2c_hid_power_down(struct i2chid_ops *ops)
struct i2c_hid_of_elan *ihid_elan =
container_of(ops, struct i2c_hid_of_elan, ops);
- gpiod_set_value_cansleep(ihid_elan->reset_gpio, 1);
+ /*
+ * Do not assert reset when the hardware allows for it to remain
+ * deasserted regardless of the state of the (shared) power supply to
+ * avoid wasting power when the supply is left on.
+ */
+ if (!ihid_elan->no_reset_on_power_off)
+ gpiod_set_value_cansleep(ihid_elan->reset_gpio, 1);
+
if (ihid_elan->chip_data->post_gpio_reset_off_delay_ms)
msleep(ihid_elan->chip_data->post_gpio_reset_off_delay_ms);
@@ -79,6 +96,7 @@ static void elan_i2c_hid_power_down(struct i2chid_ops *ops)
static int i2c_hid_of_elan_probe(struct i2c_client *client)
{
struct i2c_hid_of_elan *ihid_elan;
+ int ret;
ihid_elan = devm_kzalloc(&client->dev, sizeof(*ihid_elan), GFP_KERNEL);
if (!ihid_elan)
@@ -93,21 +111,38 @@ static int i2c_hid_of_elan_probe(struct i2c_client *client)
if (IS_ERR(ihid_elan->reset_gpio))
return PTR_ERR(ihid_elan->reset_gpio);
+ ihid_elan->no_reset_on_power_off = of_property_read_bool(client->dev.of_node,
+ "no-reset-on-power-off");
+
ihid_elan->vccio = devm_regulator_get(&client->dev, "vccio");
- if (IS_ERR(ihid_elan->vccio))
- return PTR_ERR(ihid_elan->vccio);
+ if (IS_ERR(ihid_elan->vccio)) {
+ ret = PTR_ERR(ihid_elan->vccio);
+ goto err_deassert_reset;
+ }
ihid_elan->chip_data = device_get_match_data(&client->dev);
if (ihid_elan->chip_data->main_supply_name) {
ihid_elan->vcc33 = devm_regulator_get(&client->dev,
ihid_elan->chip_data->main_supply_name);
- if (IS_ERR(ihid_elan->vcc33))
- return PTR_ERR(ihid_elan->vcc33);
+ if (IS_ERR(ihid_elan->vcc33)) {
+ ret = PTR_ERR(ihid_elan->vcc33);
+ goto err_deassert_reset;
+ }
}
- return i2c_hid_core_probe(client, &ihid_elan->ops,
- ihid_elan->chip_data->hid_descriptor_address, 0);
+ ret = i2c_hid_core_probe(client, &ihid_elan->ops,
+ ihid_elan->chip_data->hid_descriptor_address, 0);
+ if (ret)
+ goto err_deassert_reset;
+
+ return 0;
+
+err_deassert_reset:
+ if (ihid_elan->no_reset_on_power_off)
+ gpiod_set_value_cansleep(ihid_elan->reset_gpio, 0);
+
+ return ret;
}
static const struct elan_i2c_hid_chip_data elan_ekth6915_chip_data = {
diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c
index 147d338c191e..648893f9e4b6 100644
--- a/drivers/hwtracing/intel_th/pci.c
+++ b/drivers/hwtracing/intel_th/pci.c
@@ -289,6 +289,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = {
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x7e24),
.driver_data = (kernel_ulong_t)&intel_th_2x,
},
+ {
+ /* Meteor Lake-S CPU */
+ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0xae24),
+ .driver_data = (kernel_ulong_t)&intel_th_2x,
+ },
{
/* Raptor Lake-S */
PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x7a26),
diff --git a/drivers/i2c/i2c-core-acpi.c b/drivers/i2c/i2c-core-acpi.c
index d6037a328669..14ae0cfc325e 100644
--- a/drivers/i2c/i2c-core-acpi.c
+++ b/drivers/i2c/i2c-core-acpi.c
@@ -445,6 +445,11 @@ static struct i2c_client *i2c_acpi_find_client_by_adev(struct acpi_device *adev)
return i2c_find_device_by_fwnode(acpi_fwnode_handle(adev));
}
+static struct i2c_adapter *i2c_acpi_find_adapter_by_adev(struct acpi_device *adev)
+{
+ return i2c_find_adapter_by_fwnode(acpi_fwnode_handle(adev));
+}
+
static int i2c_acpi_notify(struct notifier_block *nb, unsigned long value,
void *arg)
{
@@ -471,11 +476,17 @@ static int i2c_acpi_notify(struct notifier_block *nb, unsigned long value,
break;
client = i2c_acpi_find_client_by_adev(adev);
- if (!client)
- break;
+ if (client) {
+ i2c_unregister_device(client);
+ put_device(&client->dev);
+ }
+
+ adapter = i2c_acpi_find_adapter_by_adev(adev);
+ if (adapter) {
+ acpi_unbind_one(&adapter->dev);
+ put_device(&adapter->dev);
+ }
- i2c_unregister_device(client);
- put_device(&client->dev);
break;
}
diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
index e18bf9ca8519..ccd0c4680be2 100644
--- a/drivers/i3c/master/svc-i3c-master.c
+++ b/drivers/i3c/master/svc-i3c-master.c
@@ -405,6 +405,19 @@ static void svc_i3c_master_ibi_work(struct work_struct *work)
int ret;
mutex_lock(&master->lock);
+ /*
+ * IBIWON may be set before SVC_I3C_MCTRL_REQUEST_AUTO_IBI, causing
+ * readl_relaxed_poll_timeout() to return immediately. Consequently,
+ * ibitype will be 0 since it was last updated only after the 8th SCL
+ * cycle, leading to missed client IBI handlers.
+ *
+ * A typical scenario is when IBIWON occurs and bus arbitration is lost
+ * at svc_i3c_master_priv_xfers().
+ *
+ * Clear SVC_I3C_MINT_IBIWON before sending SVC_I3C_MCTRL_REQUEST_AUTO_IBI.
+ */
+ writel(SVC_I3C_MINT_IBIWON, master->regs + SVC_I3C_MSTATUS);
+
/* Acknowledge the incoming interrupt with the AUTOIBI mechanism */
writel(SVC_I3C_MCTRL_REQUEST_AUTO_IBI |
SVC_I3C_MCTRL_IBIRESP_AUTO,
@@ -419,9 +432,6 @@ static void svc_i3c_master_ibi_work(struct work_struct *work)
goto reenable_ibis;
}
- /* Clear the interrupt status */
- writel(SVC_I3C_MINT_IBIWON, master->regs + SVC_I3C_MSTATUS);
-
status = readl(master->regs + SVC_I3C_MSTATUS);
ibitype = SVC_I3C_MSTATUS_IBITYPE(status);
ibiaddr = SVC_I3C_MSTATUS_IBIADDR(status);
diff --git a/drivers/md/bcache/bset.c b/drivers/md/bcache/bset.c
index 2bba4d6aaaa2..463eb13bd0b2 100644
--- a/drivers/md/bcache/bset.c
+++ b/drivers/md/bcache/bset.c
@@ -54,7 +54,7 @@ void bch_dump_bucket(struct btree_keys *b)
int __bch_count_data(struct btree_keys *b)
{
unsigned int ret = 0;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct bkey *k;
if (b->ops->is_extents)
@@ -67,7 +67,7 @@ void __bch_check_keys(struct btree_keys *b, const char *fmt, ...)
{
va_list args;
struct bkey *k, *p = NULL;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
const char *err;
for_each_key(b, k, &iter) {
@@ -879,7 +879,7 @@ unsigned int bch_btree_insert_key(struct btree_keys *b, struct bkey *k,
unsigned int status = BTREE_INSERT_STATUS_NO_INSERT;
struct bset *i = bset_tree_last(b)->data;
struct bkey *m, *prev = NULL;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct bkey preceding_key_on_stack = ZERO_KEY;
struct bkey *preceding_key_p = &preceding_key_on_stack;
@@ -895,9 +895,9 @@ unsigned int bch_btree_insert_key(struct btree_keys *b, struct bkey *k,
else
preceding_key(k, &preceding_key_p);
- m = bch_btree_iter_init(b, &iter, preceding_key_p);
+ m = bch_btree_iter_stack_init(b, &iter, preceding_key_p);
- if (b->ops->insert_fixup(b, k, &iter, replace_key))
+ if (b->ops->insert_fixup(b, k, &iter.iter, replace_key))
return status;
status = BTREE_INSERT_STATUS_INSERT;
@@ -1100,33 +1100,33 @@ void bch_btree_iter_push(struct btree_iter *iter, struct bkey *k,
btree_iter_cmp));
}
-static struct bkey *__bch_btree_iter_init(struct btree_keys *b,
- struct btree_iter *iter,
- struct bkey *search,
- struct bset_tree *start)
+static struct bkey *__bch_btree_iter_stack_init(struct btree_keys *b,
+ struct btree_iter_stack *iter,
+ struct bkey *search,
+ struct bset_tree *start)
{
struct bkey *ret = NULL;
- iter->size = ARRAY_SIZE(iter->data);
- iter->used = 0;
+ iter->iter.size = ARRAY_SIZE(iter->stack_data);
+ iter->iter.used = 0;
#ifdef CONFIG_BCACHE_DEBUG
- iter->b = b;
+ iter->iter.b = b;
#endif
for (; start <= bset_tree_last(b); start++) {
ret = bch_bset_search(b, start, search);
- bch_btree_iter_push(iter, ret, bset_bkey_last(start->data));
+ bch_btree_iter_push(&iter->iter, ret, bset_bkey_last(start->data));
}
return ret;
}
-struct bkey *bch_btree_iter_init(struct btree_keys *b,
- struct btree_iter *iter,
+struct bkey *bch_btree_iter_stack_init(struct btree_keys *b,
+ struct btree_iter_stack *iter,
struct bkey *search)
{
- return __bch_btree_iter_init(b, iter, search, b->set);
+ return __bch_btree_iter_stack_init(b, iter, search, b->set);
}
static inline struct bkey *__bch_btree_iter_next(struct btree_iter *iter,
@@ -1293,10 +1293,10 @@ void bch_btree_sort_partial(struct btree_keys *b, unsigned int start,
struct bset_sort_state *state)
{
size_t order = b->page_order, keys = 0;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
int oldsize = bch_count_data(b);
- __bch_btree_iter_init(b, &iter, NULL, &b->set[start]);
+ __bch_btree_iter_stack_init(b, &iter, NULL, &b->set[start]);
if (start) {
unsigned int i;
@@ -1307,7 +1307,7 @@ void bch_btree_sort_partial(struct btree_keys *b, unsigned int start,
order = get_order(__set_bytes(b->set->data, keys));
}
- __btree_sort(b, &iter, start, order, false, state);
+ __btree_sort(b, &iter.iter, start, order, false, state);
EBUG_ON(oldsize >= 0 && bch_count_data(b) != oldsize);
}
@@ -1323,11 +1323,11 @@ void bch_btree_sort_into(struct btree_keys *b, struct btree_keys *new,
struct bset_sort_state *state)
{
uint64_t start_time = local_clock();
- struct btree_iter iter;
+ struct btree_iter_stack iter;
- bch_btree_iter_init(b, &iter, NULL);
+ bch_btree_iter_stack_init(b, &iter, NULL);
- btree_mergesort(b, new->set->data, &iter, false, true);
+ btree_mergesort(b, new->set->data, &iter.iter, false, true);
bch_time_stats_update(&state->time, start_time);
diff --git a/drivers/md/bcache/bset.h b/drivers/md/bcache/bset.h
index d795c84246b0..011f6062c4c0 100644
--- a/drivers/md/bcache/bset.h
+++ b/drivers/md/bcache/bset.h
@@ -321,7 +321,14 @@ struct btree_iter {
#endif
struct btree_iter_set {
struct bkey *k, *end;
- } data[MAX_BSETS];
+ } data[];
+};
+
+/* Fixed-size btree_iter that can be allocated on the stack */
+
+struct btree_iter_stack {
+ struct btree_iter iter;
+ struct btree_iter_set stack_data[MAX_BSETS];
};
typedef bool (*ptr_filter_fn)(struct btree_keys *b, const struct bkey *k);
@@ -333,9 +340,9 @@ struct bkey *bch_btree_iter_next_filter(struct btree_iter *iter,
void bch_btree_iter_push(struct btree_iter *iter, struct bkey *k,
struct bkey *end);
-struct bkey *bch_btree_iter_init(struct btree_keys *b,
- struct btree_iter *iter,
- struct bkey *search);
+struct bkey *bch_btree_iter_stack_init(struct btree_keys *b,
+ struct btree_iter_stack *iter,
+ struct bkey *search);
struct bkey *__bch_bset_search(struct btree_keys *b, struct bset_tree *t,
const struct bkey *search);
@@ -350,13 +357,14 @@ static inline struct bkey *bch_bset_search(struct btree_keys *b,
return search ? __bch_bset_search(b, t, search) : t->data->start;
}
-#define for_each_key_filter(b, k, iter, filter) \
- for (bch_btree_iter_init((b), (iter), NULL); \
- ((k) = bch_btree_iter_next_filter((iter), (b), filter));)
+#define for_each_key_filter(b, k, stack_iter, filter) \
+ for (bch_btree_iter_stack_init((b), (stack_iter), NULL); \
+ ((k) = bch_btree_iter_next_filter(&((stack_iter)->iter), (b), \
+ filter));)
-#define for_each_key(b, k, iter) \
- for (bch_btree_iter_init((b), (iter), NULL); \
- ((k) = bch_btree_iter_next(iter));)
+#define for_each_key(b, k, stack_iter) \
+ for (bch_btree_iter_stack_init((b), (stack_iter), NULL); \
+ ((k) = bch_btree_iter_next(&((stack_iter)->iter)));)
/* Sorting */
diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c
index b709c2fde782..30d6973de258 100644
--- a/drivers/md/bcache/btree.c
+++ b/drivers/md/bcache/btree.c
@@ -1304,7 +1304,7 @@ static bool btree_gc_mark_node(struct btree *b, struct gc_stat *gc)
uint8_t stale = 0;
unsigned int keys = 0, good_keys = 0;
struct bkey *k;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct bset_tree *t;
gc->nodes++;
@@ -1565,7 +1565,7 @@ static int btree_gc_rewrite_node(struct btree *b, struct btree_op *op,
static unsigned int btree_gc_count_keys(struct btree *b)
{
struct bkey *k;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
unsigned int ret = 0;
for_each_key_filter(&b->keys, k, &iter, bch_ptr_bad)
@@ -1606,17 +1606,18 @@ static int btree_gc_recurse(struct btree *b, struct btree_op *op,
int ret = 0;
bool should_rewrite;
struct bkey *k;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct gc_merge_info r[GC_MERGE_NODES];
struct gc_merge_info *i, *last = r + ARRAY_SIZE(r) - 1;
- bch_btree_iter_init(&b->keys, &iter, &b->c->gc_done);
+ bch_btree_iter_stack_init(&b->keys, &iter, &b->c->gc_done);
for (i = r; i < r + ARRAY_SIZE(r); i++)
i->b = ERR_PTR(-EINTR);
while (1) {
- k = bch_btree_iter_next_filter(&iter, &b->keys, bch_ptr_bad);
+ k = bch_btree_iter_next_filter(&iter.iter, &b->keys,
+ bch_ptr_bad);
if (k) {
r->b = bch_btree_node_get(b->c, op, k, b->level - 1,
true, b);
@@ -1906,7 +1907,7 @@ static int bch_btree_check_recurse(struct btree *b, struct btree_op *op)
{
int ret = 0;
struct bkey *k, *p = NULL;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
for_each_key_filter(&b->keys, k, &iter, bch_ptr_invalid)
bch_initial_mark_key(b->c, b->level, k);
@@ -1914,10 +1915,10 @@ static int bch_btree_check_recurse(struct btree *b, struct btree_op *op)
bch_initial_mark_key(b->c, b->level + 1, &b->key);
if (b->level) {
- bch_btree_iter_init(&b->keys, &iter, NULL);
+ bch_btree_iter_stack_init(&b->keys, &iter, NULL);
do {
- k = bch_btree_iter_next_filter(&iter, &b->keys,
+ k = bch_btree_iter_next_filter(&iter.iter, &b->keys,
bch_ptr_bad);
if (k) {
btree_node_prefetch(b, k);
@@ -1945,7 +1946,7 @@ static int bch_btree_check_thread(void *arg)
struct btree_check_info *info = arg;
struct btree_check_state *check_state = info->state;
struct cache_set *c = check_state->c;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct bkey *k, *p;
int cur_idx, prev_idx, skip_nr;
@@ -1954,8 +1955,8 @@ static int bch_btree_check_thread(void *arg)
ret = 0;
/* root node keys are checked before thread created */
- bch_btree_iter_init(&c->root->keys, &iter, NULL);
- k = bch_btree_iter_next_filter(&iter, &c->root->keys, bch_ptr_bad);
+ bch_btree_iter_stack_init(&c->root->keys, &iter, NULL);
+ k = bch_btree_iter_next_filter(&iter.iter, &c->root->keys, bch_ptr_bad);
BUG_ON(!k);
p = k;
@@ -1973,7 +1974,7 @@ static int bch_btree_check_thread(void *arg)
skip_nr = cur_idx - prev_idx;
while (skip_nr) {
- k = bch_btree_iter_next_filter(&iter,
+ k = bch_btree_iter_next_filter(&iter.iter,
&c->root->keys,
bch_ptr_bad);
if (k)
@@ -2046,7 +2047,7 @@ int bch_btree_check(struct cache_set *c)
int ret = 0;
int i;
struct bkey *k = NULL;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct btree_check_state check_state;
/* check and mark root node keys */
@@ -2542,11 +2543,11 @@ static int bch_btree_map_nodes_recurse(struct btree *b, struct btree_op *op,
if (b->level) {
struct bkey *k;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
- bch_btree_iter_init(&b->keys, &iter, from);
+ bch_btree_iter_stack_init(&b->keys, &iter, from);
- while ((k = bch_btree_iter_next_filter(&iter, &b->keys,
+ while ((k = bch_btree_iter_next_filter(&iter.iter, &b->keys,
bch_ptr_bad))) {
ret = bcache_btree(map_nodes_recurse, k, b,
op, from, fn, flags);
@@ -2575,11 +2576,12 @@ int bch_btree_map_keys_recurse(struct btree *b, struct btree_op *op,
{
int ret = MAP_CONTINUE;
struct bkey *k;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
- bch_btree_iter_init(&b->keys, &iter, from);
+ bch_btree_iter_stack_init(&b->keys, &iter, from);
- while ((k = bch_btree_iter_next_filter(&iter, &b->keys, bch_ptr_bad))) {
+ while ((k = bch_btree_iter_next_filter(&iter.iter, &b->keys,
+ bch_ptr_bad))) {
ret = !b->level
? fn(op, b, k)
: bcache_btree(map_keys_recurse, k,
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 1e677af38521..fa0c699515b7 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -1913,8 +1913,9 @@ struct cache_set *bch_cache_set_alloc(struct cache_sb *sb)
INIT_LIST_HEAD(&c->btree_cache_freed);
INIT_LIST_HEAD(&c->data_buckets);
- iter_size = ((meta_bucket_pages(sb) * PAGE_SECTORS) / sb->block_size + 1) *
- sizeof(struct btree_iter_set);
+ iter_size = sizeof(struct btree_iter) +
+ ((meta_bucket_pages(sb) * PAGE_SECTORS) / sb->block_size) *
+ sizeof(struct btree_iter_set);
c->devices = kcalloc(c->nr_uuids, sizeof(void *), GFP_KERNEL);
if (!c->devices)
diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c
index 18ac98dc8922..b3a34f3ac081 100644
--- a/drivers/md/bcache/sysfs.c
+++ b/drivers/md/bcache/sysfs.c
@@ -660,7 +660,7 @@ static unsigned int bch_root_usage(struct cache_set *c)
unsigned int bytes = 0;
struct bkey *k;
struct btree *b;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
goto lock_root;
diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c
index 3accfdaee6b1..39b498020d93 100644
--- a/drivers/md/bcache/writeback.c
+++ b/drivers/md/bcache/writeback.c
@@ -908,15 +908,15 @@ static int bch_dirty_init_thread(void *arg)
struct dirty_init_thrd_info *info = arg;
struct bch_dirty_init_state *state = info->state;
struct cache_set *c = state->c;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct bkey *k, *p;
int cur_idx, prev_idx, skip_nr;
k = p = NULL;
prev_idx = 0;
- bch_btree_iter_init(&c->root->keys, &iter, NULL);
- k = bch_btree_iter_next_filter(&iter, &c->root->keys, bch_ptr_bad);
+ bch_btree_iter_stack_init(&c->root->keys, &iter, NULL);
+ k = bch_btree_iter_next_filter(&iter.iter, &c->root->keys, bch_ptr_bad);
BUG_ON(!k);
p = k;
@@ -930,7 +930,7 @@ static int bch_dirty_init_thread(void *arg)
skip_nr = cur_idx - prev_idx;
while (skip_nr) {
- k = bch_btree_iter_next_filter(&iter,
+ k = bch_btree_iter_next_filter(&iter.iter,
&c->root->keys,
bch_ptr_bad);
if (k)
@@ -979,7 +979,7 @@ void bch_sectors_dirty_init(struct bcache_device *d)
int i;
struct btree *b = NULL;
struct bkey *k = NULL;
- struct btree_iter iter;
+ struct btree_iter_stack iter;
struct sectors_dirty_init op;
struct cache_set *c = d->c;
struct bch_dirty_init_state state;
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 212bf85edad0..1507540a9cb4 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -36,7 +36,6 @@
*/
#include <linux/blkdev.h>
-#include <linux/delay.h>
#include <linux/kthread.h>
#include <linux/raid/pq.h>
#include <linux/async_tx.h>
@@ -6807,6 +6806,9 @@ static void raid5d(struct md_thread *thread)
int batch_size, released;
unsigned int offset;
+ if (test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags))
+ break;
+
released = release_stripe_list(conf, conf->temp_inactive_list);
if (released)
clear_bit(R5_DID_ALLOC, &conf->cache_state);
@@ -6843,18 +6845,7 @@ static void raid5d(struct md_thread *thread)
spin_unlock_irq(&conf->device_lock);
md_check_recovery(mddev);
spin_lock_irq(&conf->device_lock);
-
- /*
- * Waiting on MD_SB_CHANGE_PENDING below may deadlock
- * seeing md_check_recovery() is needed to clear
- * the flag when using mdmon.
- */
- continue;
}
-
- wait_event_lock_irq(mddev->sb_wait,
- !test_bit(MD_SB_CHANGE_PENDING, &mddev->sb_flags),
- conf->device_lock);
}
pr_debug("%d stripes handled\n", handled);
diff --git a/drivers/media/dvb-frontends/lgdt3306a.c b/drivers/media/dvb-frontends/lgdt3306a.c
index 263887592415..231b45632ad5 100644
--- a/drivers/media/dvb-frontends/lgdt3306a.c
+++ b/drivers/media/dvb-frontends/lgdt3306a.c
@@ -2176,6 +2176,11 @@ static int lgdt3306a_probe(struct i2c_client *client)
struct dvb_frontend *fe;
int ret;
+ if (!client->dev.platform_data) {
+ dev_err(&client->dev, "platform data is mandatory\n");
+ return -EINVAL;
+ }
+
config = kmemdup(client->dev.platform_data,
sizeof(struct lgdt3306a_config), GFP_KERNEL);
if (config == NULL) {
diff --git a/drivers/media/dvb-frontends/mxl5xx.c b/drivers/media/dvb-frontends/mxl5xx.c
index 4ebbcf05cc09..91e9c378397c 100644
--- a/drivers/media/dvb-frontends/mxl5xx.c
+++ b/drivers/media/dvb-frontends/mxl5xx.c
@@ -1381,57 +1381,57 @@ static int config_ts(struct mxl *state, enum MXL_HYDRA_DEMOD_ID_E demod_id,
u32 nco_count_min = 0;
u32 clk_type = 0;
- struct MXL_REG_FIELD_T xpt_sync_polarity[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_sync_polarity[MXL_HYDRA_DEMOD_MAX] = {
{0x90700010, 8, 1}, {0x90700010, 9, 1},
{0x90700010, 10, 1}, {0x90700010, 11, 1},
{0x90700010, 12, 1}, {0x90700010, 13, 1},
{0x90700010, 14, 1}, {0x90700010, 15, 1} };
- struct MXL_REG_FIELD_T xpt_clock_polarity[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_clock_polarity[MXL_HYDRA_DEMOD_MAX] = {
{0x90700010, 16, 1}, {0x90700010, 17, 1},
{0x90700010, 18, 1}, {0x90700010, 19, 1},
{0x90700010, 20, 1}, {0x90700010, 21, 1},
{0x90700010, 22, 1}, {0x90700010, 23, 1} };
- struct MXL_REG_FIELD_T xpt_valid_polarity[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_valid_polarity[MXL_HYDRA_DEMOD_MAX] = {
{0x90700014, 0, 1}, {0x90700014, 1, 1},
{0x90700014, 2, 1}, {0x90700014, 3, 1},
{0x90700014, 4, 1}, {0x90700014, 5, 1},
{0x90700014, 6, 1}, {0x90700014, 7, 1} };
- struct MXL_REG_FIELD_T xpt_ts_clock_phase[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_ts_clock_phase[MXL_HYDRA_DEMOD_MAX] = {
{0x90700018, 0, 3}, {0x90700018, 4, 3},
{0x90700018, 8, 3}, {0x90700018, 12, 3},
{0x90700018, 16, 3}, {0x90700018, 20, 3},
{0x90700018, 24, 3}, {0x90700018, 28, 3} };
- struct MXL_REG_FIELD_T xpt_lsb_first[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_lsb_first[MXL_HYDRA_DEMOD_MAX] = {
{0x9070000C, 16, 1}, {0x9070000C, 17, 1},
{0x9070000C, 18, 1}, {0x9070000C, 19, 1},
{0x9070000C, 20, 1}, {0x9070000C, 21, 1},
{0x9070000C, 22, 1}, {0x9070000C, 23, 1} };
- struct MXL_REG_FIELD_T xpt_sync_byte[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_sync_byte[MXL_HYDRA_DEMOD_MAX] = {
{0x90700010, 0, 1}, {0x90700010, 1, 1},
{0x90700010, 2, 1}, {0x90700010, 3, 1},
{0x90700010, 4, 1}, {0x90700010, 5, 1},
{0x90700010, 6, 1}, {0x90700010, 7, 1} };
- struct MXL_REG_FIELD_T xpt_enable_output[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_enable_output[MXL_HYDRA_DEMOD_MAX] = {
{0x9070000C, 0, 1}, {0x9070000C, 1, 1},
{0x9070000C, 2, 1}, {0x9070000C, 3, 1},
{0x9070000C, 4, 1}, {0x9070000C, 5, 1},
{0x9070000C, 6, 1}, {0x9070000C, 7, 1} };
- struct MXL_REG_FIELD_T xpt_err_replace_sync[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_err_replace_sync[MXL_HYDRA_DEMOD_MAX] = {
{0x9070000C, 24, 1}, {0x9070000C, 25, 1},
{0x9070000C, 26, 1}, {0x9070000C, 27, 1},
{0x9070000C, 28, 1}, {0x9070000C, 29, 1},
{0x9070000C, 30, 1}, {0x9070000C, 31, 1} };
- struct MXL_REG_FIELD_T xpt_err_replace_valid[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_err_replace_valid[MXL_HYDRA_DEMOD_MAX] = {
{0x90700014, 8, 1}, {0x90700014, 9, 1},
{0x90700014, 10, 1}, {0x90700014, 11, 1},
{0x90700014, 12, 1}, {0x90700014, 13, 1},
{0x90700014, 14, 1}, {0x90700014, 15, 1} };
- struct MXL_REG_FIELD_T xpt_continuous_clock[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_continuous_clock[MXL_HYDRA_DEMOD_MAX] = {
{0x907001D4, 0, 1}, {0x907001D4, 1, 1},
{0x907001D4, 2, 1}, {0x907001D4, 3, 1},
{0x907001D4, 4, 1}, {0x907001D4, 5, 1},
{0x907001D4, 6, 1}, {0x907001D4, 7, 1} };
- struct MXL_REG_FIELD_T xpt_nco_clock_rate[MXL_HYDRA_DEMOD_MAX] = {
+ static const struct MXL_REG_FIELD_T xpt_nco_clock_rate[MXL_HYDRA_DEMOD_MAX] = {
{0x90700044, 16, 80}, {0x90700044, 16, 81},
{0x90700044, 16, 82}, {0x90700044, 16, 83},
{0x90700044, 16, 84}, {0x90700044, 16, 85},
diff --git a/drivers/media/mc/mc-devnode.c b/drivers/media/mc/mc-devnode.c
index 680fbb3a9340..94abd042045d 100644
--- a/drivers/media/mc/mc-devnode.c
+++ b/drivers/media/mc/mc-devnode.c
@@ -246,15 +246,14 @@ int __must_check media_devnode_register(struct media_device *mdev,
kobject_set_name(&devnode->cdev.kobj, "media%d", devnode->minor);
/* Part 3: Add the media and char device */
+ set_bit(MEDIA_FLAG_REGISTERED, &devnode->flags);
ret = cdev_device_add(&devnode->cdev, &devnode->dev);
if (ret < 0) {
+ clear_bit(MEDIA_FLAG_REGISTERED, &devnode->flags);
pr_err("%s: cdev_device_add failed\n", __func__);
goto cdev_add_error;
}
- /* Part 4: Activate this minor. The char device can now be used. */
- set_bit(MEDIA_FLAG_REGISTERED, &devnode->flags);
-
return 0;
cdev_add_error:
diff --git a/drivers/media/mc/mc-entity.c b/drivers/media/mc/mc-entity.c
index 21c354067f44..951b79ca125c 100644
--- a/drivers/media/mc/mc-entity.c
+++ b/drivers/media/mc/mc-entity.c
@@ -606,6 +606,12 @@ static int media_pipeline_explore_next_link(struct media_pipeline *pipe,
link = list_entry(entry->links, typeof(*link), list);
last_link = media_pipeline_walk_pop(walk);
+ if ((link->flags & MEDIA_LNK_FL_LINK_TYPE) != MEDIA_LNK_FL_DATA_LINK) {
+ dev_dbg(walk->mdev->dev,
+ "media pipeline: skipping link (not data-link)\n");
+ return 0;
+ }
+
dev_dbg(walk->mdev->dev,
"media pipeline: exploring link '%s':%u -> '%s':%u\n",
link->source->entity->name, link->source->index,
diff --git a/drivers/media/v4l2-core/v4l2-async.c b/drivers/media/v4l2-core/v4l2-async.c
index 8cfd593d293d..eaa15b8df76d 100644
--- a/drivers/media/v4l2-core/v4l2-async.c
+++ b/drivers/media/v4l2-core/v4l2-async.c
@@ -563,6 +563,7 @@ void v4l2_async_nf_init(struct v4l2_async_notifier *notifier,
{
INIT_LIST_HEAD(¬ifier->waiting_list);
INIT_LIST_HEAD(¬ifier->done_list);
+ INIT_LIST_HEAD(¬ifier->notifier_entry);
notifier->v4l2_dev = v4l2_dev;
}
EXPORT_SYMBOL(v4l2_async_nf_init);
@@ -572,6 +573,7 @@ void v4l2_async_subdev_nf_init(struct v4l2_async_notifier *notifier,
{
INIT_LIST_HEAD(¬ifier->waiting_list);
INIT_LIST_HEAD(¬ifier->done_list);
+ INIT_LIST_HEAD(¬ifier->notifier_entry);
notifier->sd = sd;
}
EXPORT_SYMBOL_GPL(v4l2_async_subdev_nf_init);
@@ -618,16 +620,10 @@ static int __v4l2_async_nf_register(struct v4l2_async_notifier *notifier)
int v4l2_async_nf_register(struct v4l2_async_notifier *notifier)
{
- int ret;
-
if (WARN_ON(!notifier->v4l2_dev == !notifier->sd))
return -EINVAL;
- ret = __v4l2_async_nf_register(notifier);
- if (ret)
- notifier->v4l2_dev = NULL;
-
- return ret;
+ return __v4l2_async_nf_register(notifier);
}
EXPORT_SYMBOL(v4l2_async_nf_register);
@@ -639,7 +635,7 @@ __v4l2_async_nf_unregister(struct v4l2_async_notifier *notifier)
v4l2_async_nf_unbind_all_subdevs(notifier);
- list_del(¬ifier->notifier_entry);
+ list_del_init(¬ifier->notifier_entry);
}
void v4l2_async_nf_unregister(struct v4l2_async_notifier *notifier)
diff --git a/drivers/media/v4l2-core/v4l2-dev.c b/drivers/media/v4l2-core/v4l2-dev.c
index f81279492682..77bbf276ae89 100644
--- a/drivers/media/v4l2-core/v4l2-dev.c
+++ b/drivers/media/v4l2-core/v4l2-dev.c
@@ -1034,8 +1034,10 @@ int __video_register_device(struct video_device *vdev,
vdev->dev.devt = MKDEV(VIDEO_MAJOR, vdev->minor);
vdev->dev.parent = vdev->dev_parent;
dev_set_name(&vdev->dev, "%s%d", name_base, vdev->num);
+ mutex_lock(&videodev_lock);
ret = device_register(&vdev->dev);
if (ret < 0) {
+ mutex_unlock(&videodev_lock);
pr_err("%s: device_register failed\n", __func__);
goto cleanup;
}
@@ -1055,6 +1057,7 @@ int __video_register_device(struct video_device *vdev,
/* Part 6: Activate this minor. The char device can now be used. */
set_bit(V4L2_FL_REGISTERED, &vdev->flags);
+ mutex_unlock(&videodev_lock);
return 0;
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 2f51db4df1a8..cf396e8f34e9 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -119,13 +119,12 @@ void mmc_retune_enable(struct mmc_host *host)
/*
* Pause re-tuning for a small set of operations. The pause begins after the
- * next command and after first doing re-tuning.
+ * next command.
*/
void mmc_retune_pause(struct mmc_host *host)
{
if (!host->retune_paused) {
host->retune_paused = 1;
- mmc_retune_needed(host);
mmc_retune_hold(host);
}
}
diff --git a/drivers/mmc/core/slot-gpio.c b/drivers/mmc/core/slot-gpio.c
index 39f45c2b6de8..8791656e9e20 100644
--- a/drivers/mmc/core/slot-gpio.c
+++ b/drivers/mmc/core/slot-gpio.c
@@ -221,6 +221,26 @@ int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
}
EXPORT_SYMBOL(mmc_gpiod_request_cd);
+/**
+ * mmc_gpiod_set_cd_config - set config for card-detection GPIO
+ * @host: mmc host
+ * @config: Generic pinconf config (from pinconf_to_config_packed())
+ *
+ * This can be used by mmc host drivers to fixup a card-detection GPIO's config
+ * (e.g. set PIN_CONFIG_BIAS_PULL_UP) after acquiring the GPIO descriptor
+ * through mmc_gpiod_request_cd().
+ *
+ * Returns:
+ * 0 on success, or a negative errno value on error.
+ */
+int mmc_gpiod_set_cd_config(struct mmc_host *host, unsigned long config)
+{
+ struct mmc_gpio *ctx = host->slot.handler_priv;
+
+ return gpiod_set_config(ctx->cd_gpio, config);
+}
+EXPORT_SYMBOL(mmc_gpiod_set_cd_config);
+
bool mmc_can_gpio_cd(struct mmc_host *host)
{
struct mmc_gpio *ctx = host->slot.handler_priv;
diff --git a/drivers/mmc/host/davinci_mmc.c b/drivers/mmc/host/davinci_mmc.c
index ee3b1a4e0848..8fa6796787f4 100644
--- a/drivers/mmc/host/davinci_mmc.c
+++ b/drivers/mmc/host/davinci_mmc.c
@@ -1344,7 +1344,7 @@ static int davinci_mmcsd_probe(struct platform_device *pdev)
return ret;
}
-static void __exit davinci_mmcsd_remove(struct platform_device *pdev)
+static void davinci_mmcsd_remove(struct platform_device *pdev)
{
struct mmc_davinci_host *host = platform_get_drvdata(pdev);
@@ -1399,7 +1399,7 @@ static struct platform_driver davinci_mmcsd_driver = {
.of_match_table = davinci_mmc_dt_ids,
},
.probe = davinci_mmcsd_probe,
- .remove_new = __exit_p(davinci_mmcsd_remove),
+ .remove_new = davinci_mmcsd_remove,
.id_table = davinci_mmc_devtype,
};
diff --git a/drivers/mmc/host/sdhci-acpi.c b/drivers/mmc/host/sdhci-acpi.c
index acf5fc3ad7e4..eb8f427f9770 100644
--- a/drivers/mmc/host/sdhci-acpi.c
+++ b/drivers/mmc/host/sdhci-acpi.c
@@ -10,6 +10,7 @@
#include <linux/export.h>
#include <linux/module.h>
#include <linux/device.h>
+#include <linux/pinctrl/pinconf-generic.h>
#include <linux/platform_device.h>
#include <linux/ioport.h>
#include <linux/io.h>
@@ -80,6 +81,8 @@ struct sdhci_acpi_host {
enum {
DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP = BIT(0),
DMI_QUIRK_SD_NO_WRITE_PROTECT = BIT(1),
+ DMI_QUIRK_SD_CD_ACTIVE_HIGH = BIT(2),
+ DMI_QUIRK_SD_CD_ENABLE_PULL_UP = BIT(3),
};
static inline void *sdhci_acpi_priv(struct sdhci_acpi_host *c)
@@ -719,7 +722,28 @@ static const struct acpi_device_id sdhci_acpi_ids[] = {
};
MODULE_DEVICE_TABLE(acpi, sdhci_acpi_ids);
+/* Please keep this list sorted alphabetically */
static const struct dmi_system_id sdhci_acpi_quirks[] = {
+ {
+ /*
+ * The Acer Aspire Switch 10 (SW5-012) microSD slot always
+ * reports the card being write-protected even though microSD
+ * cards do not have a write-protect switch at all.
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
+ },
+ .driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT,
+ },
+ {
+ /* Asus T100TA, needs pull-up for cd but DSDT GpioInt has NoPull set */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "T100TA"),
+ },
+ .driver_data = (void *)DMI_QUIRK_SD_CD_ENABLE_PULL_UP,
+ },
{
/*
* The Lenovo Miix 320-10ICR has a bug in the _PS0 method of
@@ -736,15 +760,23 @@ static const struct dmi_system_id sdhci_acpi_quirks[] = {
},
{
/*
- * The Acer Aspire Switch 10 (SW5-012) microSD slot always
- * reports the card being write-protected even though microSD
- * cards do not have a write-protect switch at all.
+ * Lenovo Yoga Tablet 2 Pro 1380F/L (13" Android version) this
+ * has broken WP reporting and an inverted CD signal.
+ * Note this has more or less the same BIOS as the Lenovo Yoga
+ * Tablet 2 830F/L or 1050F/L (8" and 10" Android), but unlike
+ * the 830 / 1050 models which share the same mainboard this
+ * model has a different mainboard and the inverted CD and
+ * broken WP are unique to this board.
*/
.matches = {
- DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
- DMI_MATCH(DMI_PRODUCT_NAME, "Aspire SW5-012"),
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corp."),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VALLEYVIEW C0 PLATFORM"),
+ DMI_MATCH(DMI_BOARD_NAME, "BYT-T FFD8"),
+ /* Full match so as to NOT match the 830/1050 BIOS */
+ DMI_MATCH(DMI_BIOS_VERSION, "BLADE_21.X64.0005.R00.1504101516"),
},
- .driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT,
+ .driver_data = (void *)(DMI_QUIRK_SD_NO_WRITE_PROTECT |
+ DMI_QUIRK_SD_CD_ACTIVE_HIGH),
},
{
/*
@@ -757,6 +789,17 @@ static const struct dmi_system_id sdhci_acpi_quirks[] = {
},
.driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT,
},
+ {
+ /*
+ * The Toshiba WT10-A's microSD slot always reports the card being
+ * write-protected.
+ */
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TOSHIBA WT10-A"),
+ },
+ .driver_data = (void *)DMI_QUIRK_SD_NO_WRITE_PROTECT,
+ },
{} /* Terminating entry */
};
@@ -866,12 +909,18 @@ static int sdhci_acpi_probe(struct platform_device *pdev)
if (sdhci_acpi_flag(c, SDHCI_ACPI_SD_CD)) {
bool v = sdhci_acpi_flag(c, SDHCI_ACPI_SD_CD_OVERRIDE_LEVEL);
+ if (quirks & DMI_QUIRK_SD_CD_ACTIVE_HIGH)
+ host->mmc->caps2 |= MMC_CAP2_CD_ACTIVE_HIGH;
+
err = mmc_gpiod_request_cd(host->mmc, NULL, 0, v, 0);
if (err) {
if (err == -EPROBE_DEFER)
goto err_free;
dev_warn(dev, "failed to setup card detect gpio\n");
c->use_runtime_pm = false;
+ } else if (quirks & DMI_QUIRK_SD_CD_ENABLE_PULL_UP) {
+ mmc_gpiod_set_cd_config(host->mmc,
+ PIN_CONF_PACKED(PIN_CONFIG_BIAS_PULL_UP, 20000));
}
if (quirks & DMI_QUIRK_RESET_SD_SIGNAL_VOLT_ON_SUSP)
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index ff41aa56564e..8ad5f49a4ce9 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -3438,12 +3438,18 @@ static void sdhci_data_irq(struct sdhci_host *host, u32 intmask)
host->data->error = -EILSEQ;
if (!mmc_op_tuning(SDHCI_GET_CMD(sdhci_readw(host, SDHCI_COMMAND))))
sdhci_err_stats_inc(host, DAT_CRC);
- } else if ((intmask & SDHCI_INT_DATA_CRC) &&
+ } else if ((intmask & (SDHCI_INT_DATA_CRC | SDHCI_INT_TUNING_ERROR)) &&
SDHCI_GET_CMD(sdhci_readw(host, SDHCI_COMMAND))
!= MMC_BUS_TEST_R) {
host->data->error = -EILSEQ;
if (!mmc_op_tuning(SDHCI_GET_CMD(sdhci_readw(host, SDHCI_COMMAND))))
sdhci_err_stats_inc(host, DAT_CRC);
+ if (intmask & SDHCI_INT_TUNING_ERROR) {
+ u16 ctrl2 = sdhci_readw(host, SDHCI_HOST_CONTROL2);
+
+ ctrl2 &= ~SDHCI_CTRL_TUNED_CLK;
+ sdhci_writew(host, ctrl2, SDHCI_HOST_CONTROL2);
+ }
} else if (intmask & SDHCI_INT_ADMA_ERROR) {
pr_err("%s: ADMA error: 0x%08x\n", mmc_hostname(host->mmc),
intmask);
@@ -3978,7 +3984,7 @@ bool sdhci_cqe_irq(struct sdhci_host *host, u32 intmask, int *cmd_error,
} else
*cmd_error = 0;
- if (intmask & (SDHCI_INT_DATA_END_BIT | SDHCI_INT_DATA_CRC)) {
+ if (intmask & (SDHCI_INT_DATA_END_BIT | SDHCI_INT_DATA_CRC | SDHCI_INT_TUNING_ERROR)) {
*data_error = -EILSEQ;
if (!mmc_op_tuning(SDHCI_GET_CMD(sdhci_readw(host, SDHCI_COMMAND))))
sdhci_err_stats_inc(host, DAT_CRC);
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index f219bdea8f28..a315cee69809 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -158,6 +158,7 @@
#define SDHCI_INT_BUS_POWER 0x00800000
#define SDHCI_INT_AUTO_CMD_ERR 0x01000000
#define SDHCI_INT_ADMA_ERROR 0x02000000
+#define SDHCI_INT_TUNING_ERROR 0x04000000
#define SDHCI_INT_NORMAL_MASK 0x00007FFF
#define SDHCI_INT_ERROR_MASK 0xFFFF8000
@@ -169,7 +170,7 @@
SDHCI_INT_DATA_AVAIL | SDHCI_INT_SPACE_AVAIL | \
SDHCI_INT_DATA_TIMEOUT | SDHCI_INT_DATA_CRC | \
SDHCI_INT_DATA_END_BIT | SDHCI_INT_ADMA_ERROR | \
- SDHCI_INT_BLK_GAP)
+ SDHCI_INT_BLK_GAP | SDHCI_INT_TUNING_ERROR)
#define SDHCI_INT_ALL_MASK ((unsigned int)-1)
#define SDHCI_CQE_INT_ERR_MASK ( \
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index b094c48bebc3..34880b2db805 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -6484,16 +6484,16 @@ static int __init bonding_init(void)
if (res)
goto out;
+ bond_create_debugfs();
+
res = register_pernet_subsys(&bond_net_ops);
if (res)
- goto out;
+ goto err_net_ops;
res = bond_netlink_init();
if (res)
goto err_link;
- bond_create_debugfs();
-
for (i = 0; i < max_bonds; i++) {
res = bond_create(&init_net, NULL);
if (res)
@@ -6508,10 +6508,11 @@ static int __init bonding_init(void)
out:
return res;
err:
- bond_destroy_debugfs();
bond_netlink_fini();
err_link:
unregister_pernet_subsys(&bond_net_ops);
+err_net_ops:
+ bond_destroy_debugfs();
goto out;
}
@@ -6520,11 +6521,11 @@ static void __exit bonding_exit(void)
{
unregister_netdevice_notifier(&bond_netdev_notifier);
- bond_destroy_debugfs();
-
bond_netlink_fini();
unregister_pernet_subsys(&bond_net_ops);
+ bond_destroy_debugfs();
+
#ifdef CONFIG_NET_POLL_CONTROLLER
/* Make sure we don't have an imbalance on our netpoll blocking */
WARN_ON(atomic_read(&netpoll_block_tx));
diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c
index 208a9393c2df..274bb090b827 100644
--- a/drivers/net/phy/sfp-bus.c
+++ b/drivers/net/phy/sfp-bus.c
@@ -151,10 +151,6 @@ void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
unsigned int br_min, br_nom, br_max;
__ETHTOOL_DECLARE_LINK_MODE_MASK(modes) = { 0, };
- phylink_set(modes, Autoneg);
- phylink_set(modes, Pause);
- phylink_set(modes, Asym_Pause);
-
/* Decode the bitrate information to MBd */
br_min = br_nom = br_max = 0;
if (id->base.br_nominal) {
@@ -339,6 +335,10 @@ void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
}
}
+ phylink_set(modes, Autoneg);
+ phylink_set(modes, Pause);
+ phylink_set(modes, Asym_Pause);
+
if (bus->sfp_quirk && bus->sfp_quirk->modes)
bus->sfp_quirk->modes(id, modes, interfaces);
diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c
index f98069920e27..c24ff08abe0d 100644
--- a/drivers/net/vxlan/vxlan_core.c
+++ b/drivers/net/vxlan/vxlan_core.c
@@ -1615,10 +1615,6 @@ static bool vxlan_set_mac(struct vxlan_dev *vxlan,
if (ether_addr_equal(eth_hdr(skb)->h_source, vxlan->dev->dev_addr))
return false;
- /* Ignore packets from invalid src-address */
- if (!is_valid_ether_addr(eth_hdr(skb)->h_source))
- return false;
-
/* Get address from the outer IP header */
if (vxlan_get_sk_family(vs) == AF_INET) {
saddr.sin.sin_addr.s_addr = ip_hdr(skb)->saddr;
diff --git a/drivers/net/wireless/ath/ath10k/Kconfig b/drivers/net/wireless/ath/ath10k/Kconfig
index e6ea884cafc1..4f385f4a8cef 100644
--- a/drivers/net/wireless/ath/ath10k/Kconfig
+++ b/drivers/net/wireless/ath/ath10k/Kconfig
@@ -45,6 +45,7 @@ config ATH10K_SNOC
depends on ATH10K
depends on ARCH_QCOM || COMPILE_TEST
depends on QCOM_SMEM
+ depends on QCOM_RPROC_COMMON || QCOM_RPROC_COMMON=n
select QCOM_SCM
select QCOM_QMI_HELPERS
help
diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 0e74ba630a8e..5422f8da29e6 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -1505,13 +1505,13 @@ rtl8xxxu_gen1_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
u8 cck[RTL8723A_MAX_RF_PATHS], ofdm[RTL8723A_MAX_RF_PATHS];
u8 ofdmbase[RTL8723A_MAX_RF_PATHS], mcsbase[RTL8723A_MAX_RF_PATHS];
u32 val32, ofdm_a, ofdm_b, mcs_a, mcs_b;
- u8 val8;
+ u8 val8, base;
int group, i;
group = rtl8xxxu_gen1_channel_to_group(channel);
- cck[0] = priv->cck_tx_power_index_A[group] - 1;
- cck[1] = priv->cck_tx_power_index_B[group] - 1;
+ cck[0] = priv->cck_tx_power_index_A[group];
+ cck[1] = priv->cck_tx_power_index_B[group];
if (priv->hi_pa) {
if (cck[0] > 0x20)
@@ -1522,10 +1522,6 @@ rtl8xxxu_gen1_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
ofdm[0] = priv->ht40_1s_tx_power_index_A[group];
ofdm[1] = priv->ht40_1s_tx_power_index_B[group];
- if (ofdm[0])
- ofdm[0] -= 1;
- if (ofdm[1])
- ofdm[1] -= 1;
ofdmbase[0] = ofdm[0] + priv->ofdm_tx_power_index_diff[group].a;
ofdmbase[1] = ofdm[1] + priv->ofdm_tx_power_index_diff[group].b;
@@ -1614,20 +1610,19 @@ rtl8xxxu_gen1_set_tx_power(struct rtl8xxxu_priv *priv, int channel, bool ht40)
rtl8xxxu_write32(priv, REG_TX_AGC_A_MCS15_MCS12,
mcs_a + power_base->reg_0e1c);
+ val8 = u32_get_bits(mcs_a + power_base->reg_0e1c, 0xff000000);
for (i = 0; i < 3; i++) {
- if (i != 2)
- val8 = (mcsbase[0] > 8) ? (mcsbase[0] - 8) : 0;
- else
- val8 = (mcsbase[0] > 6) ? (mcsbase[0] - 6) : 0;
+ base = i != 2 ? 8 : 6;
+ val8 = max_t(int, val8 - base, 0);
rtl8xxxu_write8(priv, REG_OFDM0_XC_TX_IQ_IMBALANCE + i, val8);
}
+
rtl8xxxu_write32(priv, REG_TX_AGC_B_MCS15_MCS12,
mcs_b + power_base->reg_0868);
+ val8 = u32_get_bits(mcs_b + power_base->reg_0868, 0xff000000);
for (i = 0; i < 3; i++) {
- if (i != 2)
- val8 = (mcsbase[1] > 8) ? (mcsbase[1] - 8) : 0;
- else
- val8 = (mcsbase[1] > 6) ? (mcsbase[1] - 6) : 0;
+ base = i != 2 ? 8 : 6;
+ val8 = max_t(int, val8 - base, 0);
rtl8xxxu_write8(priv, REG_OFDM0_XD_TX_IQ_IMBALANCE + i, val8);
}
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
index d835a27429f0..56b5cd032a9a 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/phy.c
@@ -892,8 +892,8 @@ static u8 _rtl92c_phy_get_rightchnlplace(u8 chnl)
u8 place = chnl;
if (chnl > 14) {
- for (place = 14; place < ARRAY_SIZE(channel5g); place++) {
- if (channel5g[place] == chnl) {
+ for (place = 14; place < ARRAY_SIZE(channel_all); place++) {
+ if (channel_all[place] == chnl) {
place++;
break;
}
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c
index c09c0c312665..d8813a3b444a 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c
@@ -35,7 +35,7 @@ static long _rtl92de_translate_todbm(struct ieee80211_hw *hw,
static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw,
struct rtl_stats *pstats,
- struct rx_desc_92d *pdesc,
+ __le32 *pdesc,
struct rx_fwinfo_92d *p_drvinfo,
bool packet_match_bssid,
bool packet_toself,
@@ -49,8 +49,10 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw,
u8 i, max_spatial_stream;
u32 rssi, total_rssi = 0;
bool is_cck_rate;
+ u8 rxmcs;
- is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc->rxmcs);
+ rxmcs = get_rx_desc_rxmcs(pdesc);
+ is_cck_rate = rxmcs <= DESC_RATE11M;
pstats->packet_matchbssid = packet_match_bssid;
pstats->packet_toself = packet_toself;
pstats->packet_beacon = packet_beacon;
@@ -158,8 +160,8 @@ static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rx_pwdb_all = pwdb_all;
pstats->rxpower = rx_pwr_all;
pstats->recvsignalpower = rx_pwr_all;
- if (pdesc->rxht && pdesc->rxmcs >= DESC_RATEMCS8 &&
- pdesc->rxmcs <= DESC_RATEMCS15)
+ if (get_rx_desc_rxht(pdesc) && rxmcs >= DESC_RATEMCS8 &&
+ rxmcs <= DESC_RATEMCS15)
max_spatial_stream = 2;
else
max_spatial_stream = 1;
@@ -365,7 +367,7 @@ static void _rtl92de_process_phyinfo(struct ieee80211_hw *hw,
static void _rtl92de_translate_rx_signal_stuff(struct ieee80211_hw *hw,
struct sk_buff *skb,
struct rtl_stats *pstats,
- struct rx_desc_92d *pdesc,
+ __le32 *pdesc,
struct rx_fwinfo_92d *p_drvinfo)
{
struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
@@ -414,7 +416,8 @@ bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
stats->icv = (u16)get_rx_desc_icv(pdesc);
stats->crc = (u16)get_rx_desc_crc32(pdesc);
stats->hwerror = (stats->crc | stats->icv);
- stats->decrypted = !get_rx_desc_swdec(pdesc);
+ stats->decrypted = !get_rx_desc_swdec(pdesc) &&
+ get_rx_desc_enc_type(pdesc) != RX_DESC_ENC_NONE;
stats->rate = (u8)get_rx_desc_rxmcs(pdesc);
stats->shortpreamble = (u16)get_rx_desc_splcp(pdesc);
stats->isampdu = (bool)(get_rx_desc_paggr(pdesc) == 1);
@@ -427,8 +430,6 @@ bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
rx_status->band = hw->conf.chandef.chan->band;
if (get_rx_desc_crc32(pdesc))
rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
- if (!get_rx_desc_swdec(pdesc))
- rx_status->flag |= RX_FLAG_DECRYPTED;
if (get_rx_desc_bw(pdesc))
rx_status->bw = RATE_INFO_BW_40;
if (get_rx_desc_rxht(pdesc))
@@ -442,9 +443,7 @@ bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats,
if (phystatus) {
p_drvinfo = (struct rx_fwinfo_92d *)(skb->data +
stats->rx_bufshift);
- _rtl92de_translate_rx_signal_stuff(hw,
- skb, stats,
- (struct rx_desc_92d *)pdesc,
+ _rtl92de_translate_rx_signal_stuff(hw, skb, stats, pdesc,
p_drvinfo);
}
/*rx_status->qual = stats->signal; */
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h
index d01578875cd5..eb3f768140b5 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.h
@@ -14,6 +14,15 @@
#define USB_HWDESC_HEADER_LEN 32
#define CRCLENGTH 4
+enum rtl92d_rx_desc_enc {
+ RX_DESC_ENC_NONE = 0,
+ RX_DESC_ENC_WEP40 = 1,
+ RX_DESC_ENC_TKIP_WO_MIC = 2,
+ RX_DESC_ENC_TKIP_MIC = 3,
+ RX_DESC_ENC_AES = 4,
+ RX_DESC_ENC_WEP104 = 5,
+};
+
/* macros to read/write various fields in RX or TX descriptors */
static inline void set_tx_desc_pkt_size(__le32 *__pdesc, u32 __val)
@@ -246,6 +255,11 @@ static inline u32 get_rx_desc_drv_info_size(__le32 *__pdesc)
return le32_get_bits(*__pdesc, GENMASK(19, 16));
}
+static inline u32 get_rx_desc_enc_type(__le32 *__pdesc)
+{
+ return le32_get_bits(*__pdesc, GENMASK(22, 20));
+}
+
static inline u32 get_rx_desc_shift(__le32 *__pdesc)
{
return le32_get_bits(*__pdesc, GENMASK(25, 24));
@@ -380,10 +394,17 @@ struct rx_fwinfo_92d {
u8 csi_target[2];
u8 sigevm;
u8 max_ex_pwr;
+#ifdef __LITTLE_ENDIAN
u8 ex_intf_flag:1;
u8 sgi_en:1;
u8 rxsc:2;
u8 reserve:4;
+#else
+ u8 reserve:4;
+ u8 rxsc:2;
+ u8 sgi_en:1;
+ u8 ex_intf_flag:1;
+#endif
} __packed;
struct tx_desc_92d {
@@ -488,64 +509,6 @@ struct tx_desc_92d {
u32 reserve_pass_pcie_mm_limit[4];
} __packed;
-struct rx_desc_92d {
- u32 length:14;
- u32 crc32:1;
- u32 icverror:1;
- u32 drv_infosize:4;
- u32 security:3;
- u32 qos:1;
- u32 shift:2;
- u32 phystatus:1;
- u32 swdec:1;
- u32 lastseg:1;
- u32 firstseg:1;
- u32 eor:1;
- u32 own:1;
-
- u32 macid:5;
- u32 tid:4;
- u32 hwrsvd:5;
- u32 paggr:1;
- u32 faggr:1;
- u32 a1_fit:4;
- u32 a2_fit:4;
- u32 pam:1;
- u32 pwr:1;
- u32 moredata:1;
- u32 morefrag:1;
- u32 type:2;
- u32 mc:1;
- u32 bc:1;
-
- u32 seq:12;
- u32 frag:4;
- u32 nextpktlen:14;
- u32 nextind:1;
- u32 rsvd:1;
-
- u32 rxmcs:6;
- u32 rxht:1;
- u32 amsdu:1;
- u32 splcp:1;
- u32 bandwidth:1;
- u32 htc:1;
- u32 tcpchk_rpt:1;
- u32 ipcchk_rpt:1;
- u32 tcpchk_valid:1;
- u32 hwpcerr:1;
- u32 hwpcind:1;
- u32 iv0:16;
-
- u32 iv1;
-
- u32 tsfl;
-
- u32 bufferaddress;
- u32 bufferaddress64;
-
-} __packed;
-
void rtl92de_tx_fill_desc(struct ieee80211_hw *hw,
struct ieee80211_hdr *hdr, u8 *pdesc,
u8 *pbd_desc_tx, struct ieee80211_tx_info *info,
diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c
index 8aed0d101bf3..487d79938bc7 100644
--- a/drivers/net/wireless/realtek/rtw89/mac80211.c
+++ b/drivers/net/wireless/realtek/rtw89/mac80211.c
@@ -303,7 +303,7 @@ static u8 rtw89_aifsn_to_aifs(struct rtw89_dev *rtwdev,
u8 sifs;
slot_time = vif->bss_conf.use_short_slot ? 9 : 20;
- sifs = chan->band_type == RTW89_BAND_5G ? 16 : 10;
+ sifs = chan->band_type == RTW89_BAND_2G ? 10 : 16;
return aifsn * slot_time + sifs;
}
diff --git a/drivers/net/wireless/realtek/rtw89/pci.c b/drivers/net/wireless/realtek/rtw89/pci.c
index 3a4bfc44142b..98af64444d3e 100644
--- a/drivers/net/wireless/realtek/rtw89/pci.c
+++ b/drivers/net/wireless/realtek/rtw89/pci.c
@@ -958,7 +958,8 @@ u32 __rtw89_pci_check_and_reclaim_tx_resource_noio(struct rtw89_dev *rtwdev,
spin_lock_bh(&rtwpci->trx_lock);
cnt = rtw89_pci_get_avail_txbd_num(tx_ring);
- cnt = min(cnt, wd_ring->curr_num);
+ if (txch != RTW89_TXCH_CH12)
+ cnt = min(cnt, wd_ring->curr_num);
spin_unlock_bh(&rtwpci->trx_lock);
return cnt;
diff --git a/drivers/platform/chrome/cros_ec.c b/drivers/platform/chrome/cros_ec.c
index badc68bbae8c..47d19f7e295a 100644
--- a/drivers/platform/chrome/cros_ec.c
+++ b/drivers/platform/chrome/cros_ec.c
@@ -432,6 +432,12 @@ static void cros_ec_send_resume_event(struct cros_ec_device *ec_dev)
void cros_ec_resume_complete(struct cros_ec_device *ec_dev)
{
cros_ec_send_resume_event(ec_dev);
+
+ /*
+ * Let the mfd devices know about events that occur during
+ * suspend. This way the clients know what to do with them.
+ */
+ cros_ec_report_events_during_suspend(ec_dev);
}
EXPORT_SYMBOL(cros_ec_resume_complete);
@@ -442,12 +448,6 @@ static void cros_ec_enable_irq(struct cros_ec_device *ec_dev)
if (ec_dev->wake_enabled)
disable_irq_wake(ec_dev->irq);
-
- /*
- * Let the mfd devices know about events that occur during
- * suspend. This way the clients know what to do with them.
- */
- cros_ec_report_events_during_suspend(ec_dev);
}
/**
@@ -475,8 +475,8 @@ EXPORT_SYMBOL(cros_ec_resume_early);
*/
int cros_ec_resume(struct cros_ec_device *ec_dev)
{
- cros_ec_enable_irq(ec_dev);
- cros_ec_send_resume_event(ec_dev);
+ cros_ec_resume_early(ec_dev);
+ cros_ec_resume_complete(ec_dev);
return 0;
}
EXPORT_SYMBOL(cros_ec_resume);
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index d6ad437883fa..93351452184a 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -1098,7 +1098,7 @@ static int hex2bitmap(const char *str, unsigned long *bitmap, int bits)
*/
static int modify_bitmap(const char *str, unsigned long *bitmap, int bits)
{
- int a, i, z;
+ unsigned long a, i, z;
char *np, sign;
/* bits needs to be a multiple of 8 */
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index bd66612c0a50..7fd81c65804a 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -350,6 +350,13 @@ static int scsi_get_vpd_size(struct scsi_device *sdev, u8 page)
if (result < SCSI_VPD_HEADER_SIZE)
return 0;
+ if (result > sizeof(vpd)) {
+ dev_warn_once(&sdev->sdev_gendev,
+ "%s: long VPD page 0 length: %d bytes\n",
+ __func__, result);
+ result = sizeof(vpd);
+ }
+
result -= SCSI_VPD_HEADER_SIZE;
if (!memchr(&vpd[SCSI_VPD_HEADER_SIZE], page, result))
return 0;
diff --git a/drivers/soc/qcom/cmd-db.c b/drivers/soc/qcom/cmd-db.c
index 34c40368d5b5..c2d0e8fb7141 100644
--- a/drivers/soc/qcom/cmd-db.c
+++ b/drivers/soc/qcom/cmd-db.c
@@ -1,6 +1,10 @@
/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2016-2018, 2020, The Linux Foundation. All rights reserved. */
+/*
+ * Copyright (c) 2016-2018, 2020, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
+#include <linux/bitfield.h>
#include <linux/debugfs.h>
#include <linux/kernel.h>
#include <linux/module.h>
@@ -17,6 +21,8 @@
#define MAX_SLV_ID 8
#define SLAVE_ID_MASK 0x7
#define SLAVE_ID_SHIFT 16
+#define SLAVE_ID(addr) FIELD_GET(GENMASK(19, 16), addr)
+#define VRM_ADDR(addr) FIELD_GET(GENMASK(19, 4), addr)
/**
* struct entry_header: header for each entry in cmddb
@@ -220,6 +226,30 @@ const void *cmd_db_read_aux_data(const char *id, size_t *len)
}
EXPORT_SYMBOL(cmd_db_read_aux_data);
+/**
+ * cmd_db_match_resource_addr() - Compare if both Resource addresses are same
+ *
+ * @addr1: Resource address to compare
+ * @addr2: Resource address to compare
+ *
+ * Return: true if two addresses refer to the same resource, false otherwise
+ */
+bool cmd_db_match_resource_addr(u32 addr1, u32 addr2)
+{
+ /*
+ * Each RPMh VRM accelerator resource has 3 or 4 contiguous 4-byte
+ * aligned addresses associated with it. Ignore the offset to check
+ * for VRM requests.
+ */
+ if (addr1 == addr2)
+ return true;
+ else if (SLAVE_ID(addr1) == CMD_DB_HW_VRM && VRM_ADDR(addr1) == VRM_ADDR(addr2))
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL_GPL(cmd_db_match_resource_addr);
+
/**
* cmd_db_read_slave_id - Get the slave ID for a given resource address
*
diff --git a/drivers/soc/qcom/rpmh-rsc.c b/drivers/soc/qcom/rpmh-rsc.c
index a021dc71807b..daf64be966fe 100644
--- a/drivers/soc/qcom/rpmh-rsc.c
+++ b/drivers/soc/qcom/rpmh-rsc.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2023-2024, Qualcomm Innovation Center, Inc. All rights reserved.
*/
#define pr_fmt(fmt) "%s " fmt, KBUILD_MODNAME
@@ -557,7 +558,7 @@ static int check_for_req_inflight(struct rsc_drv *drv, struct tcs_group *tcs,
for_each_set_bit(j, &curr_enabled, MAX_CMDS_PER_TCS) {
addr = read_tcs_cmd(drv, drv->regs[RSC_DRV_CMD_ADDR], i, j);
for (k = 0; k < msg->num_cmds; k++) {
- if (addr == msg->cmds[k].addr)
+ if (cmd_db_match_resource_addr(msg->cmds[k].addr, addr))
return -EBUSY;
}
}
diff --git a/drivers/thermal/qcom/lmh.c b/drivers/thermal/qcom/lmh.c
index f6edb12ec004..5225b3621a56 100644
--- a/drivers/thermal/qcom/lmh.c
+++ b/drivers/thermal/qcom/lmh.c
@@ -95,6 +95,9 @@ static int lmh_probe(struct platform_device *pdev)
unsigned int enable_alg;
u32 node_id;
+ if (!qcom_scm_is_available())
+ return -EPROBE_DEFER;
+
lmh_data = devm_kzalloc(dev, sizeof(*lmh_data), GFP_KERNEL);
if (!lmh_data)
return -ENOMEM;
diff --git a/drivers/video/fbdev/savage/savagefb_driver.c b/drivers/video/fbdev/savage/savagefb_driver.c
index 4ba5cd55e5a5..205ccbe8f172 100644
--- a/drivers/video/fbdev/savage/savagefb_driver.c
+++ b/drivers/video/fbdev/savage/savagefb_driver.c
@@ -2276,7 +2276,10 @@ static int savagefb_probe(struct pci_dev *dev, const struct pci_device_id *id)
if (info->var.xres_virtual > 0x1000)
info->var.xres_virtual = 0x1000;
#endif
- savagefb_check_var(&info->var, info);
+ err = savagefb_check_var(&info->var, info);
+ if (err)
+ goto failed;
+
savagefb_set_fix(info);
/*
diff --git a/drivers/watchdog/rti_wdt.c b/drivers/watchdog/rti_wdt.c
index 9215793a1c81..4895a69015a8 100644
--- a/drivers/watchdog/rti_wdt.c
+++ b/drivers/watchdog/rti_wdt.c
@@ -59,6 +59,8 @@
#define PON_REASON_EOF_NUM 0xCCCCBBBB
#define RESERVED_MEM_MIN_SIZE 12
+#define MAX_HW_ERROR 250
+
static int heartbeat = DEFAULT_HEARTBEAT;
/*
@@ -97,7 +99,7 @@ static int rti_wdt_start(struct watchdog_device *wdd)
* to be 50% or less than that; we obviouly want to configure the open
* window as large as possible so we select the 50% option.
*/
- wdd->min_hw_heartbeat_ms = 500 * wdd->timeout;
+ wdd->min_hw_heartbeat_ms = 520 * wdd->timeout + MAX_HW_ERROR;
/* Generate NMI when wdt expires */
writel_relaxed(RTIWWDRX_NMI, wdt->base + RTIWWDRXCTRL);
@@ -131,31 +133,33 @@ static int rti_wdt_setup_hw_hb(struct watchdog_device *wdd, u32 wsize)
* be petted during the open window; not too early or not too late.
* The HW configuration options only allow for the open window size
* to be 50% or less than that.
+ * To avoid any glitches, we accommodate 2% + max hardware error
+ * safety margin.
*/
switch (wsize) {
case RTIWWDSIZE_50P:
- /* 50% open window => 50% min heartbeat */
- wdd->min_hw_heartbeat_ms = 500 * heartbeat;
+ /* 50% open window => 52% min heartbeat */
+ wdd->min_hw_heartbeat_ms = 520 * heartbeat + MAX_HW_ERROR;
break;
case RTIWWDSIZE_25P:
- /* 25% open window => 75% min heartbeat */
- wdd->min_hw_heartbeat_ms = 750 * heartbeat;
+ /* 25% open window => 77% min heartbeat */
+ wdd->min_hw_heartbeat_ms = 770 * heartbeat + MAX_HW_ERROR;
break;
case RTIWWDSIZE_12P5:
- /* 12.5% open window => 87.5% min heartbeat */
- wdd->min_hw_heartbeat_ms = 875 * heartbeat;
+ /* 12.5% open window => 89.5% min heartbeat */
+ wdd->min_hw_heartbeat_ms = 895 * heartbeat + MAX_HW_ERROR;
break;
case RTIWWDSIZE_6P25:
- /* 6.5% open window => 93.5% min heartbeat */
- wdd->min_hw_heartbeat_ms = 935 * heartbeat;
+ /* 6.5% open window => 95.5% min heartbeat */
+ wdd->min_hw_heartbeat_ms = 955 * heartbeat + MAX_HW_ERROR;
break;
case RTIWWDSIZE_3P125:
- /* 3.125% open window => 96.9% min heartbeat */
- wdd->min_hw_heartbeat_ms = 969 * heartbeat;
+ /* 3.125% open window => 98.9% min heartbeat */
+ wdd->min_hw_heartbeat_ms = 989 * heartbeat + MAX_HW_ERROR;
break;
default:
@@ -233,14 +237,6 @@ static int rti_wdt_probe(struct platform_device *pdev)
return -EINVAL;
}
- /*
- * If watchdog is running at 32k clock, it is not accurate.
- * Adjust frequency down in this case so that we don't pet
- * the watchdog too often.
- */
- if (wdt->freq < 32768)
- wdt->freq = wdt->freq * 9 / 10;
-
pm_runtime_enable(dev);
ret = pm_runtime_resume_and_get(dev);
if (ret < 0) {
diff --git a/fs/9p/vfs_dentry.c b/fs/9p/vfs_dentry.c
index f16f73581634..01338d4c2d9e 100644
--- a/fs/9p/vfs_dentry.c
+++ b/fs/9p/vfs_dentry.c
@@ -48,12 +48,17 @@ static int v9fs_cached_dentry_delete(const struct dentry *dentry)
static void v9fs_dentry_release(struct dentry *dentry)
{
struct hlist_node *p, *n;
+ struct hlist_head head;
p9_debug(P9_DEBUG_VFS, " dentry: %pd (%p)\n",
dentry, dentry);
- hlist_for_each_safe(p, n, (struct hlist_head *)&dentry->d_fsdata)
+
+ spin_lock(&dentry->d_lock);
+ hlist_move_list((struct hlist_head *)&dentry->d_fsdata, &head);
+ spin_unlock(&dentry->d_lock);
+
+ hlist_for_each_safe(p, n, &head)
p9_fid_put(hlist_entry(p, struct p9_fid, dlist));
- dentry->d_fsdata = NULL;
}
static int v9fs_lookup_revalidate(struct dentry *dentry, unsigned int flags)
diff --git a/fs/afs/mntpt.c b/fs/afs/mntpt.c
index 97f50e9fd9eb..297487ee8323 100644
--- a/fs/afs/mntpt.c
+++ b/fs/afs/mntpt.c
@@ -140,6 +140,11 @@ static int afs_mntpt_set_params(struct fs_context *fc, struct dentry *mntpt)
put_page(page);
if (ret < 0)
return ret;
+
+ /* Don't cross a backup volume mountpoint from a backup volume */
+ if (src_as->volume && src_as->volume->type == AFSVL_BACKVOL &&
+ ctx->type == AFSVL_BACKVOL)
+ return -ENODEV;
}
return 0;
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 4c27ff73eae8..1cc7e36c64c4 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -4594,18 +4594,10 @@ static void btrfs_destroy_delayed_refs(struct btrfs_transaction *trans,
struct btrfs_fs_info *fs_info)
{
struct rb_node *node;
- struct btrfs_delayed_ref_root *delayed_refs;
+ struct btrfs_delayed_ref_root *delayed_refs = &trans->delayed_refs;
struct btrfs_delayed_ref_node *ref;
- delayed_refs = &trans->delayed_refs;
-
spin_lock(&delayed_refs->lock);
- if (atomic_read(&delayed_refs->num_entries) == 0) {
- spin_unlock(&delayed_refs->lock);
- btrfs_debug(fs_info, "delayed_refs has NO entry");
- return;
- }
-
while ((node = rb_first_cached(&delayed_refs->href_root)) != NULL) {
struct btrfs_delayed_ref_head *head;
struct rb_node *n;
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 9fb64af608d1..833391ae0bac 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -4800,18 +4800,23 @@ static int btrfs_log_prealloc_extents(struct btrfs_trans_handle *trans,
path->slots[0]++;
continue;
}
- if (!dropped_extents) {
- /*
- * Avoid logging extent items logged in past fsync calls
- * and leading to duplicate keys in the log tree.
- */
+ /*
+ * Avoid overlapping items in the log tree. The first time we
+ * get here, get rid of everything from a past fsync. After
+ * that, if the current extent starts before the end of the last
+ * extent we copied, truncate the last one. This can happen if
+ * an ordered extent completion modifies the subvolume tree
+ * while btrfs_next_leaf() has the tree unlocked.
+ */
+ if (!dropped_extents || key.offset < truncate_offset) {
ret = truncate_inode_items(trans, root->log_root, inode,
- truncate_offset,
+ min(key.offset, truncate_offset),
BTRFS_EXTENT_DATA_KEY);
if (ret)
goto out;
dropped_extents = true;
}
+ truncate_offset = btrfs_file_extent_end(path);
if (ins_nr == 0)
start_slot = slot;
ins_nr++;
diff --git a/fs/erofs/decompressor_deflate.c b/fs/erofs/decompressor_deflate.c
index 0e1946a6bda5..aac2c837ef35 100644
--- a/fs/erofs/decompressor_deflate.c
+++ b/fs/erofs/decompressor_deflate.c
@@ -47,39 +47,15 @@ int __init z_erofs_deflate_init(void)
/* by default, use # of possible CPUs instead */
if (!z_erofs_deflate_nstrms)
z_erofs_deflate_nstrms = num_possible_cpus();
-
- for (; z_erofs_deflate_avail_strms < z_erofs_deflate_nstrms;
- ++z_erofs_deflate_avail_strms) {
- struct z_erofs_deflate *strm;
-
- strm = kzalloc(sizeof(*strm), GFP_KERNEL);
- if (!strm)
- goto out_failed;
-
- /* XXX: in-kernel zlib cannot shrink windowbits currently */
- strm->z.workspace = vmalloc(zlib_inflate_workspacesize());
- if (!strm->z.workspace) {
- kfree(strm);
- goto out_failed;
- }
-
- spin_lock(&z_erofs_deflate_lock);
- strm->next = z_erofs_deflate_head;
- z_erofs_deflate_head = strm;
- spin_unlock(&z_erofs_deflate_lock);
- }
return 0;
-
-out_failed:
- pr_err("failed to allocate zlib workspace\n");
- z_erofs_deflate_exit();
- return -ENOMEM;
}
int z_erofs_load_deflate_config(struct super_block *sb,
struct erofs_super_block *dsb, void *data, int size)
{
struct z_erofs_deflate_cfgs *dfl = data;
+ static DEFINE_MUTEX(deflate_resize_mutex);
+ static bool inited;
if (!dfl || size < sizeof(struct z_erofs_deflate_cfgs)) {
erofs_err(sb, "invalid deflate cfgs, size=%u", size);
@@ -90,9 +66,36 @@ int z_erofs_load_deflate_config(struct super_block *sb,
erofs_err(sb, "unsupported windowbits %u", dfl->windowbits);
return -EOPNOTSUPP;
}
+ mutex_lock(&deflate_resize_mutex);
+ if (!inited) {
+ for (; z_erofs_deflate_avail_strms < z_erofs_deflate_nstrms;
+ ++z_erofs_deflate_avail_strms) {
+ struct z_erofs_deflate *strm;
+
+ strm = kzalloc(sizeof(*strm), GFP_KERNEL);
+ if (!strm)
+ goto failed;
+ /* XXX: in-kernel zlib cannot customize windowbits */
+ strm->z.workspace = vmalloc(zlib_inflate_workspacesize());
+ if (!strm->z.workspace) {
+ kfree(strm);
+ goto failed;
+ }
+ spin_lock(&z_erofs_deflate_lock);
+ strm->next = z_erofs_deflate_head;
+ z_erofs_deflate_head = strm;
+ spin_unlock(&z_erofs_deflate_lock);
+ }
+ inited = true;
+ }
+ mutex_unlock(&deflate_resize_mutex);
erofs_info(sb, "EXPERIMENTAL DEFLATE feature in use. Use at your own risk!");
return 0;
+failed:
+ mutex_unlock(&deflate_resize_mutex);
+ z_erofs_deflate_exit();
+ return -ENOMEM;
}
int z_erofs_deflate_decompress(struct z_erofs_decompress_req *rq,
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index abb49f6c6ff4..d5eb8d44c6c8 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2342,7 +2342,7 @@ static int mpage_journal_page_buffers(handle_t *handle,
if (folio_pos(folio) + len > size &&
!ext4_verity_in_progress(inode))
- len = size - folio_pos(folio);
+ len = size & (len - 1);
return ext4_journal_folio_buffers(handle, folio, len);
}
diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h
index d7aeb5da7d86..498af2abc5d8 100644
--- a/fs/ext4/mballoc.h
+++ b/fs/ext4/mballoc.h
@@ -194,8 +194,8 @@ struct ext4_allocation_context {
__u32 ac_groups_considered;
__u32 ac_flags; /* allocation hints */
+ __u32 ac_groups_linear_remaining;
__u16 ac_groups_scanned;
- __u16 ac_groups_linear_remaining;
__u16 ac_found;
__u16 ac_cX_found[EXT4_MB_NUM_CRS];
__u16 ac_tail;
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
index 92ba28cebac6..41b4630b17d6 100644
--- a/fs/ext4/xattr.c
+++ b/fs/ext4/xattr.c
@@ -3126,8 +3126,10 @@ ext4_xattr_block_cache_find(struct inode *inode,
bh = ext4_sb_bread(inode->i_sb, ce->e_value, REQ_PRIO);
if (IS_ERR(bh)) {
- if (PTR_ERR(bh) == -ENOMEM)
+ if (PTR_ERR(bh) == -ENOMEM) {
+ mb_cache_entry_put(ea_block_cache, ce);
return NULL;
+ }
bh = NULL;
EXT4_ERROR_INODE(inode, "block %lu read error",
(unsigned long)ce->e_value);
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index dd61449f05b8..ab2eecd986ec 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -361,6 +361,12 @@ static bool sanity_check_inode(struct inode *inode, struct page *node_page)
return false;
}
+ if (fi->i_xattr_nid && f2fs_check_nid_range(sbi, fi->i_xattr_nid)) {
+ f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_xattr_nid: %u, run fsck to fix.",
+ __func__, inode->i_ino, fi->i_xattr_nid);
+ return false;
+ }
+
return true;
}
diff --git a/fs/iomap/buffered-io.c b/fs/iomap/buffered-io.c
index 1c63e48230ae..129a85633797 100644
--- a/fs/iomap/buffered-io.c
+++ b/fs/iomap/buffered-io.c
@@ -868,11 +868,11 @@ static size_t iomap_write_end(struct iomap_iter *iter, loff_t pos, size_t len,
static loff_t iomap_write_iter(struct iomap_iter *iter, struct iov_iter *i)
{
loff_t length = iomap_length(iter);
- size_t chunk = PAGE_SIZE << MAX_PAGECACHE_ORDER;
loff_t pos = iter->pos;
ssize_t written = 0;
long status = 0;
struct address_space *mapping = iter->inode->i_mapping;
+ size_t chunk = mapping_max_folio_size(mapping);
unsigned int bdp_flags = (iter->flags & IOMAP_NOWAIT) ? BDP_ASYNC : 0;
do {
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index c91bce41931f..8bceaac2205c 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -710,9 +710,9 @@ unsigned long nfs_block_bits(unsigned long bsize, unsigned char *nrbitsp)
if ((bsize & (bsize - 1)) || nrbitsp) {
unsigned char nrbits;
- for (nrbits = 31; nrbits && !(bsize & (1 << nrbits)); nrbits--)
+ for (nrbits = 31; nrbits && !(bsize & (1UL << nrbits)); nrbits--)
;
- bsize = 1 << nrbits;
+ bsize = 1UL << nrbits;
if (nrbitsp)
*nrbitsp = nrbits;
}
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 2499459f0369..41b7eafbd928 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -5435,7 +5435,7 @@ static bool nfs4_read_plus_not_supported(struct rpc_task *task,
struct rpc_message *msg = &task->tk_msg;
if (msg->rpc_proc == &nfs4_procedures[NFSPROC4_CLNT_READ_PLUS] &&
- server->caps & NFS_CAP_READ_PLUS && task->tk_status == -ENOTSUPP) {
+ task->tk_status == -ENOTSUPP) {
server->caps &= ~NFS_CAP_READ_PLUS;
msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_READ];
rpc_restart_call_prepare(task);
diff --git a/fs/proc/base.c b/fs/proc/base.c
index ffd54617c354..6e61d93ffa55 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -3207,7 +3207,7 @@ static int proc_pid_ksm_stat(struct seq_file *m, struct pid_namespace *ns,
mm = get_task_mm(task);
if (mm) {
seq_printf(m, "ksm_rmap_items %lu\n", mm->ksm_rmap_items);
- seq_printf(m, "ksm_zero_pages %lu\n", mm->ksm_zero_pages);
+ seq_printf(m, "ksm_zero_pages %ld\n", mm_ksm_zero_pages(mm));
seq_printf(m, "ksm_merging_pages %lu\n", mm->ksm_merging_pages);
seq_printf(m, "ksm_process_profit %ld\n", ksm_process_profit(mm));
mmput(mm);
diff --git a/fs/proc/fd.c b/fs/proc/fd.c
index 6276b3938842..4297287f6ca0 100644
--- a/fs/proc/fd.c
+++ b/fs/proc/fd.c
@@ -74,7 +74,18 @@ static int seq_show(struct seq_file *m, void *v)
return 0;
}
-static int proc_fdinfo_access_allowed(struct inode *inode)
+static int seq_fdinfo_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, seq_show, inode);
+}
+
+/**
+ * Shared /proc/pid/fdinfo and /proc/pid/fdinfo/fd permission helper to ensure
+ * that the current task has PTRACE_MODE_READ in addition to the normal
+ * POSIX-like checks.
+ */
+static int proc_fdinfo_permission(struct mnt_idmap *idmap, struct inode *inode,
+ int mask)
{
bool allowed = false;
struct task_struct *task = get_proc_task(inode);
@@ -88,18 +99,13 @@ static int proc_fdinfo_access_allowed(struct inode *inode)
if (!allowed)
return -EACCES;
- return 0;
+ return generic_permission(idmap, inode, mask);
}
-static int seq_fdinfo_open(struct inode *inode, struct file *file)
-{
- int ret = proc_fdinfo_access_allowed(inode);
-
- if (ret)
- return ret;
-
- return single_open(file, seq_show, inode);
-}
+static const struct inode_operations proc_fdinfo_file_inode_operations = {
+ .permission = proc_fdinfo_permission,
+ .setattr = proc_setattr,
+};
static const struct file_operations proc_fdinfo_file_operations = {
.open = seq_fdinfo_open,
@@ -385,6 +391,8 @@ static struct dentry *proc_fdinfo_instantiate(struct dentry *dentry,
ei = PROC_I(inode);
ei->fd = data->fd;
+ inode->i_op = &proc_fdinfo_file_inode_operations;
+
inode->i_fop = &proc_fdinfo_file_operations;
tid_fd_update_inode(task, inode, 0);
@@ -404,23 +412,13 @@ static int proc_readfdinfo(struct file *file, struct dir_context *ctx)
proc_fdinfo_instantiate);
}
-static int proc_open_fdinfo(struct inode *inode, struct file *file)
-{
- int ret = proc_fdinfo_access_allowed(inode);
-
- if (ret)
- return ret;
-
- return 0;
-}
-
const struct inode_operations proc_fdinfo_inode_operations = {
.lookup = proc_lookupfdinfo,
+ .permission = proc_fdinfo_permission,
.setattr = proc_setattr,
};
const struct file_operations proc_fdinfo_operations = {
- .open = proc_open_fdinfo,
.read = generic_read_dir,
.iterate_shared = proc_readfdinfo,
.llseek = generic_file_llseek,
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 3dd5be96691b..ac605f143762 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -965,12 +965,17 @@ static int show_smaps_rollup(struct seq_file *m, void *v)
break;
/* Case 1 and 2 above */
- if (vma->vm_start >= last_vma_end)
+ if (vma->vm_start >= last_vma_end) {
+ smap_gather_stats(vma, &mss, 0);
+ last_vma_end = vma->vm_end;
continue;
+ }
/* Case 4 above */
- if (vma->vm_end > last_vma_end)
+ if (vma->vm_end > last_vma_end) {
smap_gather_stats(vma, &mss, last_vma_end);
+ last_vma_end = vma->vm_end;
+ }
}
} for_each_vma(vmi, vma);
diff --git a/fs/smb/client/smb2transport.c b/fs/smb/client/smb2transport.c
index 8f346aafc4cf..4ca04e62a993 100644
--- a/fs/smb/client/smb2transport.c
+++ b/fs/smb/client/smb2transport.c
@@ -216,8 +216,8 @@ smb2_find_smb_tcon(struct TCP_Server_Info *server, __u64 ses_id, __u32 tid)
}
tcon = smb2_find_smb_sess_tcon_unlocked(ses, tid);
if (!tcon) {
- cifs_put_smb_ses(ses);
spin_unlock(&cifs_tcp_ses_lock);
+ cifs_put_smb_ses(ses);
return NULL;
}
spin_unlock(&cifs_tcp_ses_lock);
diff --git a/fs/tracefs/event_inode.c b/fs/tracefs/event_inode.c
index 3b785f4ca95e..b521e904a7ce 100644
--- a/fs/tracefs/event_inode.c
+++ b/fs/tracefs/event_inode.c
@@ -50,8 +50,12 @@ static struct eventfs_root_inode *get_root_inode(struct eventfs_inode *ei)
/* Just try to make something consistent and unique */
static int eventfs_dir_ino(struct eventfs_inode *ei)
{
- if (!ei->ino)
+ if (!ei->ino) {
ei->ino = get_next_ino();
+ /* Must not have the file inode number */
+ if (ei->ino == EVENTFS_FILE_INODE_INO)
+ ei->ino = get_next_ino();
+ }
return ei->ino;
}
@@ -345,10 +349,9 @@ static struct eventfs_inode *eventfs_find_events(struct dentry *dentry)
* If the ei is being freed, the ownership of the children
* doesn't matter.
*/
- if (ei->is_freed) {
- ei = NULL;
- break;
- }
+ if (ei->is_freed)
+ return NULL;
+
// Walk upwards until you find the events inode
} while (!ei->is_events);
diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c
index 48ed6c900ece..4ea11d1f72ac 100644
--- a/fs/tracefs/inode.c
+++ b/fs/tracefs/inode.c
@@ -439,10 +439,26 @@ static int tracefs_show_options(struct seq_file *m, struct dentry *root)
return 0;
}
+static int tracefs_drop_inode(struct inode *inode)
+{
+ struct tracefs_inode *ti = get_tracefs(inode);
+
+ /*
+ * This inode is being freed and cannot be used for
+ * eventfs. Clear the flag so that it doesn't call into
+ * eventfs during the remount flag updates. The eventfs_inode
+ * gets freed after an RCU cycle, so the content will still
+ * be safe if the iteration is going on now.
+ */
+ ti->flags &= ~TRACEFS_EVENT_INODE;
+
+ return 1;
+}
+
static const struct super_operations tracefs_super_operations = {
.alloc_inode = tracefs_alloc_inode,
.free_inode = tracefs_free_inode,
- .drop_inode = generic_delete_inode,
+ .drop_inode = tracefs_drop_inode,
.statfs = simple_statfs,
.remount_fs = tracefs_remount,
.show_options = tracefs_show_options,
@@ -469,22 +485,7 @@ static int tracefs_d_revalidate(struct dentry *dentry, unsigned int flags)
return !(ei && ei->is_freed);
}
-static void tracefs_d_iput(struct dentry *dentry, struct inode *inode)
-{
- struct tracefs_inode *ti = get_tracefs(inode);
-
- /*
- * This inode is being freed and cannot be used for
- * eventfs. Clear the flag so that it doesn't call into
- * eventfs during the remount flag updates. The eventfs_inode
- * gets freed after an RCU cycle, so the content will still
- * be safe if the iteration is going on now.
- */
- ti->flags &= ~TRACEFS_EVENT_INODE;
-}
-
static const struct dentry_operations tracefs_dentry_operations = {
- .d_iput = tracefs_d_iput,
.d_revalidate = tracefs_d_revalidate,
.d_release = tracefs_d_release,
};
diff --git a/fs/verity/init.c b/fs/verity/init.c
index a29f062f6047..c59156b55e4f 100644
--- a/fs/verity/init.c
+++ b/fs/verity/init.c
@@ -10,8 +10,6 @@
#include <linux/ratelimit.h>
#ifdef CONFIG_SYSCTL
-static struct ctl_table_header *fsverity_sysctl_header;
-
static struct ctl_table fsverity_sysctl_table[] = {
#ifdef CONFIG_FS_VERITY_BUILTIN_SIGNATURES
{
@@ -29,10 +27,7 @@ static struct ctl_table fsverity_sysctl_table[] = {
static void __init fsverity_init_sysctl(void)
{
- fsverity_sysctl_header = register_sysctl("fs/verity",
- fsverity_sysctl_table);
- if (!fsverity_sysctl_header)
- panic("fsverity sysctl registration failed");
+ register_sysctl_init("fs/verity", fsverity_sysctl_table);
}
#else /* CONFIG_SYSCTL */
static inline void fsverity_init_sysctl(void)
diff --git a/include/linux/ksm.h b/include/linux/ksm.h
index c2dd786a30e1..b9cdeba03668 100644
--- a/include/linux/ksm.h
+++ b/include/linux/ksm.h
@@ -33,16 +33,27 @@ void __ksm_exit(struct mm_struct *mm);
*/
#define is_ksm_zero_pte(pte) (is_zero_pfn(pte_pfn(pte)) && pte_dirty(pte))
-extern unsigned long ksm_zero_pages;
+extern atomic_long_t ksm_zero_pages;
+
+static inline void ksm_map_zero_page(struct mm_struct *mm)
+{
+ atomic_long_inc(&ksm_zero_pages);
+ atomic_long_inc(&mm->ksm_zero_pages);
+}
static inline void ksm_might_unmap_zero_page(struct mm_struct *mm, pte_t pte)
{
if (is_ksm_zero_pte(pte)) {
- ksm_zero_pages--;
- mm->ksm_zero_pages--;
+ atomic_long_dec(&ksm_zero_pages);
+ atomic_long_dec(&mm->ksm_zero_pages);
}
}
+static inline long mm_ksm_zero_pages(struct mm_struct *mm)
+{
+ return atomic_long_read(&mm->ksm_zero_pages);
+}
+
static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
{
int ret;
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 36c5b43999e6..ba25777ec0a7 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -899,7 +899,7 @@ struct mm_struct {
* Represent how many empty pages are merged with kernel zero
* pages when enabling KSM use_zero_pages.
*/
- unsigned long ksm_zero_pages;
+ atomic_long_t ksm_zero_pages;
#endif /* CONFIG_KSM */
#ifdef CONFIG_LRU_GEN
struct {
diff --git a/include/linux/mmc/slot-gpio.h b/include/linux/mmc/slot-gpio.h
index 5d3d15e97868..66272fdce43d 100644
--- a/include/linux/mmc/slot-gpio.h
+++ b/include/linux/mmc/slot-gpio.h
@@ -21,6 +21,7 @@ int mmc_gpiod_request_cd(struct mmc_host *host, const char *con_id,
unsigned int debounce);
int mmc_gpiod_request_ro(struct mmc_host *host, const char *con_id,
unsigned int idx, unsigned int debounce);
+int mmc_gpiod_set_cd_config(struct mmc_host *host, unsigned long config);
void mmc_gpio_set_cd_isr(struct mmc_host *host,
irqreturn_t (*isr)(int irq, void *dev_id));
int mmc_gpio_set_cd_wake(struct mmc_host *host, bool on);
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 8c9608b217b0..5a63b0927cc1 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -327,6 +327,19 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
m->gfp_mask = mask;
}
+/*
+ * There are some parts of the kernel which assume that PMD entries
+ * are exactly HPAGE_PMD_ORDER. Those should be fixed, but until then,
+ * limit the maximum allocation order to PMD size. I'm not aware of any
+ * assumptions about maximum order if THP are disabled, but 8 seems like
+ * a good order (that's 1MB if you're using 4kB pages)
+ */
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+#define MAX_PAGECACHE_ORDER HPAGE_PMD_ORDER
+#else
+#define MAX_PAGECACHE_ORDER 8
+#endif
+
/**
* mapping_set_large_folios() - Indicate the file supports large folios.
* @mapping: The file.
@@ -353,6 +366,14 @@ static inline bool mapping_large_folio_support(struct address_space *mapping)
test_bit(AS_LARGE_FOLIO_SUPPORT, &mapping->flags);
}
+/* Return the maximum folio size for this pagecache mapping, in bytes. */
+static inline size_t mapping_max_folio_size(struct address_space *mapping)
+{
+ if (mapping_large_folio_support(mapping))
+ return PAGE_SIZE << MAX_PAGECACHE_ORDER;
+ return PAGE_SIZE;
+}
+
static inline int filemap_nr_thps(struct address_space *mapping)
{
#ifdef CONFIG_READ_ONLY_THP_FOR_FS
@@ -511,19 +532,6 @@ static inline void *detach_page_private(struct page *page)
return folio_detach_private(page_folio(page));
}
-/*
- * There are some parts of the kernel which assume that PMD entries
- * are exactly HPAGE_PMD_ORDER. Those should be fixed, but until then,
- * limit the maximum allocation order to PMD size. I'm not aware of any
- * assumptions about maximum order if THP are disabled, but 8 seems like
- * a good order (that's 1MB if you're using 4kB pages)
- */
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
-#define MAX_PAGECACHE_ORDER HPAGE_PMD_ORDER
-#else
-#define MAX_PAGECACHE_ORDER 8
-#endif
-
#ifdef CONFIG_NUMA
struct folio *filemap_alloc_folio(gfp_t gfp, unsigned int order);
#else
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 91ea4a67f8ca..2e3f605c346b 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -218,6 +218,8 @@ smp_call_function_any(const struct cpumask *mask, smp_call_func_t func,
static inline void kick_all_cpus_sync(void) { }
static inline void wake_up_all_idle_cpus(void) { }
+#define setup_max_cpus 0
+
#ifdef CONFIG_UP_LATE_INIT
extern void __init up_late_init(void);
static inline void smp_init(void) { up_late_init(); }
diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h
index 6d1c8541183d..3a9001a042a5 100644
--- a/include/net/dst_ops.h
+++ b/include/net/dst_ops.h
@@ -24,7 +24,7 @@ struct dst_ops {
void (*destroy)(struct dst_entry *);
void (*ifdown)(struct dst_entry *,
struct net_device *dev);
- struct dst_entry * (*negative_advice)(struct dst_entry *);
+ void (*negative_advice)(struct sock *sk, struct dst_entry *);
void (*link_failure)(struct sk_buff *);
void (*update_pmtu)(struct dst_entry *dst, struct sock *sk,
struct sk_buff *skb, u32 mtu,
diff --git a/include/net/sock.h b/include/net/sock.h
index 53b81e0a8981..5942b5ff4c78 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -2183,17 +2183,10 @@ sk_dst_get(const struct sock *sk)
static inline void __dst_negative_advice(struct sock *sk)
{
- struct dst_entry *ndst, *dst = __sk_dst_get(sk);
+ struct dst_entry *dst = __sk_dst_get(sk);
- if (dst && dst->ops->negative_advice) {
- ndst = dst->ops->negative_advice(dst);
-
- if (ndst != dst) {
- rcu_assign_pointer(sk->sk_dst_cache, ndst);
- sk_tx_queue_clear(sk);
- WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
- }
- }
+ if (dst && dst->ops->negative_advice)
+ dst->ops->negative_advice(sk, dst);
}
static inline void dst_negative_advice(struct sock *sk)
diff --git a/include/soc/qcom/cmd-db.h b/include/soc/qcom/cmd-db.h
index c8bb56e6852a..47a6cab75e63 100644
--- a/include/soc/qcom/cmd-db.h
+++ b/include/soc/qcom/cmd-db.h
@@ -1,5 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0 */
-/* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */
+/*
+ * Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
+ * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved.
+ */
#ifndef __QCOM_COMMAND_DB_H__
#define __QCOM_COMMAND_DB_H__
@@ -21,6 +24,8 @@ u32 cmd_db_read_addr(const char *resource_id);
const void *cmd_db_read_aux_data(const char *resource_id, size_t *len);
+bool cmd_db_match_resource_addr(u32 addr1, u32 addr2);
+
enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id);
int cmd_db_ready(void);
@@ -31,6 +36,9 @@ static inline u32 cmd_db_read_addr(const char *resource_id)
static inline const void *cmd_db_read_aux_data(const char *resource_id, size_t *len)
{ return ERR_PTR(-ENODEV); }
+static inline bool cmd_db_match_resource_addr(u32 addr1, u32 addr2)
+{ return false; }
+
static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id)
{ return -ENODEV; }
diff --git a/init/main.c b/init/main.c
index b25c779e93ac..c787e94cc898 100644
--- a/init/main.c
+++ b/init/main.c
@@ -604,7 +604,6 @@ static int __init rdinit_setup(char *str)
__setup("rdinit=", rdinit_setup);
#ifndef CONFIG_SMP
-static const unsigned int setup_max_cpus = NR_CPUS;
static inline void setup_nr_cpu_ids(void) { }
static inline void smp_prepare_cpus(unsigned int maxcpus) { }
#endif
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c
index 9443bc63c5a2..2aeaf9765b24 100644
--- a/kernel/debug/kdb/kdb_io.c
+++ b/kernel/debug/kdb/kdb_io.c
@@ -184,6 +184,33 @@ char kdb_getchar(void)
unreachable();
}
+/**
+ * kdb_position_cursor() - Place cursor in the correct horizontal position
+ * @prompt: Nil-terminated string containing the prompt string
+ * @buffer: Nil-terminated string containing the entire command line
+ * @cp: Cursor position, pointer the character in buffer where the cursor
+ * should be positioned.
+ *
+ * The cursor is positioned by sending a carriage-return and then printing
+ * the content of the line until we reach the correct cursor position.
+ *
+ * There is some additional fine detail here.
+ *
+ * Firstly, even though kdb_printf() will correctly format zero-width fields
+ * we want the second call to kdb_printf() to be conditional. That keeps things
+ * a little cleaner when LOGGING=1.
+ *
+ * Secondly, we can't combine everything into one call to kdb_printf() since
+ * that renders into a fixed length buffer and the combined print could result
+ * in unwanted truncation.
+ */
+static void kdb_position_cursor(char *prompt, char *buffer, char *cp)
+{
+ kdb_printf("\r%s", kdb_prompt_str);
+ if (cp > buffer)
+ kdb_printf("%.*s", (int)(cp - buffer), buffer);
+}
+
/*
* kdb_read
*
@@ -212,7 +239,6 @@ static char *kdb_read(char *buffer, size_t bufsize)
* and null byte */
char *lastchar;
char *p_tmp;
- char tmp;
static char tmpbuffer[CMD_BUFLEN];
int len = strlen(buffer);
int len_tmp;
@@ -249,12 +275,8 @@ static char *kdb_read(char *buffer, size_t bufsize)
}
*(--lastchar) = '\0';
--cp;
- kdb_printf("\b%s \r", cp);
- tmp = *cp;
- *cp = '\0';
- kdb_printf(kdb_prompt_str);
- kdb_printf("%s", buffer);
- *cp = tmp;
+ kdb_printf("\b%s ", cp);
+ kdb_position_cursor(kdb_prompt_str, buffer, cp);
}
break;
case 10: /* linefeed */
@@ -272,19 +294,14 @@ static char *kdb_read(char *buffer, size_t bufsize)
memcpy(tmpbuffer, cp+1, lastchar - cp - 1);
memcpy(cp, tmpbuffer, lastchar - cp - 1);
*(--lastchar) = '\0';
- kdb_printf("%s \r", cp);
- tmp = *cp;
- *cp = '\0';
- kdb_printf(kdb_prompt_str);
- kdb_printf("%s", buffer);
- *cp = tmp;
+ kdb_printf("%s ", cp);
+ kdb_position_cursor(kdb_prompt_str, buffer, cp);
}
break;
case 1: /* Home */
if (cp > buffer) {
- kdb_printf("\r");
- kdb_printf(kdb_prompt_str);
cp = buffer;
+ kdb_position_cursor(kdb_prompt_str, buffer, cp);
}
break;
case 5: /* End */
@@ -300,11 +317,10 @@ static char *kdb_read(char *buffer, size_t bufsize)
}
break;
case 14: /* Down */
- memset(tmpbuffer, ' ',
- strlen(kdb_prompt_str) + (lastchar-buffer));
- *(tmpbuffer+strlen(kdb_prompt_str) +
- (lastchar-buffer)) = '\0';
- kdb_printf("\r%s\r", tmpbuffer);
+ case 16: /* Up */
+ kdb_printf("\r%*c\r",
+ (int)(strlen(kdb_prompt_str) + (lastchar - buffer)),
+ ' ');
*lastchar = (char)key;
*(lastchar+1) = '\0';
return lastchar;
@@ -314,15 +330,6 @@ static char *kdb_read(char *buffer, size_t bufsize)
++cp;
}
break;
- case 16: /* Up */
- memset(tmpbuffer, ' ',
- strlen(kdb_prompt_str) + (lastchar-buffer));
- *(tmpbuffer+strlen(kdb_prompt_str) +
- (lastchar-buffer)) = '\0';
- kdb_printf("\r%s\r", tmpbuffer);
- *lastchar = (char)key;
- *(lastchar+1) = '\0';
- return lastchar;
case 9: /* Tab */
if (tab < 2)
++tab;
@@ -366,15 +373,25 @@ static char *kdb_read(char *buffer, size_t bufsize)
kdb_printf("\n");
kdb_printf(kdb_prompt_str);
kdb_printf("%s", buffer);
+ if (cp != lastchar)
+ kdb_position_cursor(kdb_prompt_str, buffer, cp);
} else if (tab != 2 && count > 0) {
- len_tmp = strlen(p_tmp);
- strncpy(p_tmp+len_tmp, cp, lastchar-cp+1);
- len_tmp = strlen(p_tmp);
- strncpy(cp, p_tmp+len, len_tmp-len + 1);
- len = len_tmp - len;
- kdb_printf("%s", cp);
- cp += len;
- lastchar += len;
+ /* How many new characters do we want from tmpbuffer? */
+ len_tmp = strlen(p_tmp) - len;
+ if (lastchar + len_tmp >= bufend)
+ len_tmp = bufend - lastchar;
+
+ if (len_tmp) {
+ /* + 1 ensures the '\0' is memmove'd */
+ memmove(cp+len_tmp, cp, (lastchar-cp) + 1);
+ memcpy(cp, p_tmp+len, len_tmp);
+ kdb_printf("%s", cp);
+ cp += len_tmp;
+ lastchar += len_tmp;
+ if (cp != lastchar)
+ kdb_position_cursor(kdb_prompt_str,
+ buffer, cp);
+ }
}
kdb_nextline = 1; /* reset output line number */
break;
@@ -385,13 +402,9 @@ static char *kdb_read(char *buffer, size_t bufsize)
memcpy(cp+1, tmpbuffer, lastchar - cp);
*++lastchar = '\0';
*cp = key;
- kdb_printf("%s\r", cp);
+ kdb_printf("%s", cp);
++cp;
- tmp = *cp;
- *cp = '\0';
- kdb_printf(kdb_prompt_str);
- kdb_printf("%s", buffer);
- *cp = tmp;
+ kdb_position_cursor(kdb_prompt_str, buffer, cp);
} else {
*++lastchar = '\0';
*cp++ = key;
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 371eb1711d34..5c9888901ef4 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -148,7 +148,10 @@ static int irq_find_free_area(unsigned int from, unsigned int cnt)
static unsigned int irq_find_at_or_after(unsigned int offset)
{
unsigned long index = offset;
- struct irq_desc *desc = mt_find(&sparse_irqs, &index, nr_irqs);
+ struct irq_desc *desc;
+
+ guard(rcu)();
+ desc = mt_find(&sparse_irqs, &index, nr_irqs);
return desc ? irq_desc_get_irq(desc) : nr_irqs;
}
diff --git a/mm/cma.c b/mm/cma.c
index 2b2494fd6b59..ac363f16d392 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -187,10 +187,6 @@ int __init cma_init_reserved_mem(phys_addr_t base, phys_addr_t size,
if (!size || !memblock_is_region_reserved(base, size))
return -EINVAL;
- /* alignment should be aligned with order_per_bit */
- if (!IS_ALIGNED(CMA_MIN_ALIGNMENT_PAGES, 1 << order_per_bit))
- return -EINVAL;
-
/* ensure minimal alignment required by mm core */
if (!IS_ALIGNED(base | size, CMA_MIN_ALIGNMENT_BYTES))
return -EINVAL;
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 874000f97bfc..79fbd6ddec49 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2125,32 +2125,11 @@ static void __split_huge_pmd_locked(struct vm_area_struct *vma, pmd_t *pmd,
return __split_huge_zero_page_pmd(vma, haddr, pmd);
}
- /*
- * Up to this point the pmd is present and huge and userland has the
- * whole access to the hugepage during the split (which happens in
- * place). If we overwrite the pmd with the not-huge version pointing
- * to the pte here (which of course we could if all CPUs were bug
- * free), userland could trigger a small page size TLB miss on the
- * small sized TLB while the hugepage TLB entry is still established in
- * the huge TLB. Some CPU doesn't like that.
- * See http://support.amd.com/TechDocs/41322_10h_Rev_Gd.pdf, Erratum
- * 383 on page 105. Intel should be safe but is also warns that it's
- * only safe if the permission and cache attributes of the two entries
- * loaded in the two TLB is identical (which should be the case here).
- * But it is generally safer to never allow small and huge TLB entries
- * for the same virtual address to be loaded simultaneously. So instead
- * of doing "pmd_populate(); flush_pmd_tlb_range();" we first mark the
- * current pmd notpresent (atomically because here the pmd_trans_huge
- * must remain set at all times on the pmd until the split is complete
- * for this pmd), then we flush the SMP TLB and finally we write the
- * non-huge version of the pmd entry with pmd_populate.
- */
- old_pmd = pmdp_invalidate(vma, haddr, pmd);
-
- pmd_migration = is_pmd_migration_entry(old_pmd);
+ pmd_migration = is_pmd_migration_entry(*pmd);
if (unlikely(pmd_migration)) {
swp_entry_t entry;
+ old_pmd = *pmd;
entry = pmd_to_swp_entry(old_pmd);
page = pfn_swap_entry_to_page(entry);
write = is_writable_migration_entry(entry);
@@ -2161,6 +2140,30 @@ static void __split_huge_pmd_locked(struct vm_area_struct *vma, pmd_t *pmd,
soft_dirty = pmd_swp_soft_dirty(old_pmd);
uffd_wp = pmd_swp_uffd_wp(old_pmd);
} else {
+ /*
+ * Up to this point the pmd is present and huge and userland has
+ * the whole access to the hugepage during the split (which
+ * happens in place). If we overwrite the pmd with the not-huge
+ * version pointing to the pte here (which of course we could if
+ * all CPUs were bug free), userland could trigger a small page
+ * size TLB miss on the small sized TLB while the hugepage TLB
+ * entry is still established in the huge TLB. Some CPU doesn't
+ * like that. See
+ * http://support.amd.com/TechDocs/41322_10h_Rev_Gd.pdf, Erratum
+ * 383 on page 105. Intel should be safe but is also warns that
+ * it's only safe if the permission and cache attributes of the
+ * two entries loaded in the two TLB is identical (which should
+ * be the case here). But it is generally safer to never allow
+ * small and huge TLB entries for the same virtual address to be
+ * loaded simultaneously. So instead of doing "pmd_populate();
+ * flush_pmd_tlb_range();" we first mark the current pmd
+ * notpresent (atomically because here the pmd_trans_huge must
+ * remain set at all times on the pmd until the split is
+ * complete for this pmd), then we flush the SMP TLB and finally
+ * we write the non-huge version of the pmd entry with
+ * pmd_populate.
+ */
+ old_pmd = pmdp_invalidate(vma, haddr, pmd);
page = pmd_page(old_pmd);
if (pmd_dirty(old_pmd)) {
dirty = true;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index c2047608800f..789decf5d11b 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -7464,9 +7464,9 @@ void __init hugetlb_cma_reserve(int order)
* huge page demotion.
*/
res = cma_declare_contiguous_nid(0, size, 0,
- PAGE_SIZE << HUGETLB_PAGE_ORDER,
- 0, false, name,
- &hugetlb_cma[nid], nid);
+ PAGE_SIZE << HUGETLB_PAGE_ORDER,
+ HUGETLB_PAGE_ORDER, false, name,
+ &hugetlb_cma[nid], nid);
if (res) {
pr_warn("hugetlb_cma: reservation failed: err %d, node %d",
res, nid);
diff --git a/mm/kmsan/core.c b/mm/kmsan/core.c
index 3adb4c1d3b19..38a3bff23e8d 100644
--- a/mm/kmsan/core.c
+++ b/mm/kmsan/core.c
@@ -262,8 +262,7 @@ void kmsan_internal_set_shadow_origin(void *addr, size_t size, int b,
u32 origin, bool checked)
{
u64 address = (u64)addr;
- void *shadow_start;
- u32 *origin_start;
+ u32 *shadow_start, *origin_start;
size_t pad = 0;
KMSAN_WARN_ON(!kmsan_metadata_is_contiguous(addr, size));
@@ -291,8 +290,16 @@ void kmsan_internal_set_shadow_origin(void *addr, size_t size, int b,
origin_start =
(u32 *)kmsan_get_metadata((void *)address, KMSAN_META_ORIGIN);
- for (int i = 0; i < size / KMSAN_ORIGIN_SIZE; i++)
- origin_start[i] = origin;
+ /*
+ * If the new origin is non-zero, assume that the shadow byte is also non-zero,
+ * and unconditionally overwrite the old origin slot.
+ * If the new origin is zero, overwrite the old origin slot iff the
+ * corresponding shadow slot is zero.
+ */
+ for (int i = 0; i < size / KMSAN_ORIGIN_SIZE; i++) {
+ if (origin || !shadow_start[i])
+ origin_start[i] = origin;
+ }
}
struct page *kmsan_vmalloc_to_page_or_null(void *vaddr)
diff --git a/mm/ksm.c b/mm/ksm.c
index 981af9c72e7a..2e4cd681622d 100644
--- a/mm/ksm.c
+++ b/mm/ksm.c
@@ -282,7 +282,7 @@ static unsigned int zero_checksum __read_mostly;
static bool ksm_use_zero_pages __read_mostly;
/* The number of zero pages which is placed by KSM */
-unsigned long ksm_zero_pages;
+atomic_long_t ksm_zero_pages = ATOMIC_LONG_INIT(0);
#ifdef CONFIG_NUMA
/* Zeroed when merging across nodes is not allowed */
@@ -1242,8 +1242,7 @@ static int replace_page(struct vm_area_struct *vma, struct page *page,
* the dirty bit in zero page's PTE is set.
*/
newpte = pte_mkdirty(pte_mkspecial(pfn_pte(page_to_pfn(kpage), vma->vm_page_prot)));
- ksm_zero_pages++;
- mm->ksm_zero_pages++;
+ ksm_map_zero_page(mm);
/*
* We're replacing an anonymous page with a zero page, which is
* not anonymous. We need to do proper accounting otherwise we
@@ -2486,18 +2485,16 @@ static void ksm_do_scan(unsigned int scan_npages)
{
struct ksm_rmap_item *rmap_item;
struct page *page;
- unsigned int npages = scan_npages;
- while (npages-- && likely(!freezing(current))) {
+ while (scan_npages-- && likely(!freezing(current))) {
cond_resched();
rmap_item = scan_get_next_rmap_item(&page);
if (!rmap_item)
return;
cmp_and_merge_page(page, rmap_item);
put_page(page);
+ ksm_pages_scanned++;
}
-
- ksm_pages_scanned += scan_npages - npages;
}
static int ksmd_should_run(void)
@@ -3107,7 +3104,7 @@ static void wait_while_offlining(void)
#ifdef CONFIG_PROC_FS
long ksm_process_profit(struct mm_struct *mm)
{
- return (long)(mm->ksm_merging_pages + mm->ksm_zero_pages) * PAGE_SIZE -
+ return (long)(mm->ksm_merging_pages + mm_ksm_zero_pages(mm)) * PAGE_SIZE -
mm->ksm_rmap_items * sizeof(struct ksm_rmap_item);
}
#endif /* CONFIG_PROC_FS */
@@ -3386,7 +3383,7 @@ KSM_ATTR_RO(pages_volatile);
static ssize_t ksm_zero_pages_show(struct kobject *kobj,
struct kobj_attribute *attr, char *buf)
{
- return sysfs_emit(buf, "%ld\n", ksm_zero_pages);
+ return sysfs_emit(buf, "%ld\n", atomic_long_read(&ksm_zero_pages));
}
KSM_ATTR_RO(ksm_zero_pages);
@@ -3395,7 +3392,7 @@ static ssize_t general_profit_show(struct kobject *kobj,
{
long general_profit;
- general_profit = (ksm_pages_sharing + ksm_zero_pages) * PAGE_SIZE -
+ general_profit = (ksm_pages_sharing + atomic_long_read(&ksm_zero_pages)) * PAGE_SIZE -
ksm_rmap_items * sizeof(struct ksm_rmap_item);
return sysfs_emit(buf, "%ld\n", general_profit);
diff --git a/mm/pgtable-generic.c b/mm/pgtable-generic.c
index 4fcd959dcc4d..a78a4adf711a 100644
--- a/mm/pgtable-generic.c
+++ b/mm/pgtable-generic.c
@@ -198,6 +198,7 @@ pgtable_t pgtable_trans_huge_withdraw(struct mm_struct *mm, pmd_t *pmdp)
pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
pmd_t *pmdp)
{
+ VM_WARN_ON_ONCE(!pmd_present(*pmdp));
pmd_t old = pmdp_establish(vma, address, pmdp, pmd_mkinvalid(*pmdp));
flush_pmd_tlb_range(vma, address, address + HPAGE_PMD_SIZE);
return old;
@@ -208,6 +209,7 @@ pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address,
pmd_t pmdp_invalidate_ad(struct vm_area_struct *vma, unsigned long address,
pmd_t *pmdp)
{
+ VM_WARN_ON_ONCE(!pmd_present(*pmdp));
return pmdp_invalidate(vma, address, pmdp);
}
#endif
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index a3fedb3ee0db..01818b1c37e8 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -2994,7 +2994,7 @@ vm_area_alloc_pages(gfp_t gfp, int nid,
{
unsigned int nr_allocated = 0;
gfp_t alloc_gfp = gfp;
- bool nofail = false;
+ bool nofail = gfp & __GFP_NOFAIL;
struct page *page;
int i;
@@ -3051,12 +3051,11 @@ vm_area_alloc_pages(gfp_t gfp, int nid,
* and compaction etc.
*/
alloc_gfp &= ~__GFP_NOFAIL;
- nofail = true;
}
/* High-order pages or fallback path if "bulk" fails. */
while (nr_allocated < nr_pages) {
- if (fatal_signal_pending(current))
+ if (!nofail && fatal_signal_pending(current))
break;
if (nid == NUMA_NO_NODE)
diff --git a/mm/workingset.c b/mm/workingset.c
index 2559a1f2fc1c..9110957bec5b 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -664,7 +664,7 @@ static unsigned long count_shadow_nodes(struct shrinker *shrinker,
struct lruvec *lruvec;
int i;
- mem_cgroup_flush_stats();
+ mem_cgroup_flush_stats_ratelimited();
lruvec = mem_cgroup_lruvec(sc->memcg, NODE_DATA(sc->nid));
for (pages = 0, i = 0; i < NR_LRU_LISTS; i++)
pages += lruvec_page_state_local(lruvec,
diff --git a/net/9p/client.c b/net/9p/client.c
index f7e90b4769bb..b05f73c291b4 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -235,6 +235,8 @@ static int p9_fcall_init(struct p9_client *c, struct p9_fcall *fc,
if (!fc->sdata)
return -ENOMEM;
fc->capacity = alloc_msize;
+ fc->id = 0;
+ fc->tag = P9_NOTAG;
return 0;
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 7c05cbcd39d3..40b9c579c917 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -132,7 +132,8 @@ struct dst_entry *ipv4_dst_check(struct dst_entry *dst, u32 cookie);
static unsigned int ipv4_default_advmss(const struct dst_entry *dst);
INDIRECT_CALLABLE_SCOPE
unsigned int ipv4_mtu(const struct dst_entry *dst);
-static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst);
+static void ipv4_negative_advice(struct sock *sk,
+ struct dst_entry *dst);
static void ipv4_link_failure(struct sk_buff *skb);
static void ip_rt_update_pmtu(struct dst_entry *dst, struct sock *sk,
struct sk_buff *skb, u32 mtu,
@@ -837,22 +838,15 @@ static void ip_do_redirect(struct dst_entry *dst, struct sock *sk, struct sk_buf
__ip_do_redirect(rt, skb, &fl4, true);
}
-static struct dst_entry *ipv4_negative_advice(struct dst_entry *dst)
+static void ipv4_negative_advice(struct sock *sk,
+ struct dst_entry *dst)
{
struct rtable *rt = (struct rtable *)dst;
- struct dst_entry *ret = dst;
- if (rt) {
- if (dst->obsolete > 0) {
- ip_rt_put(rt);
- ret = NULL;
- } else if ((rt->rt_flags & RTCF_REDIRECTED) ||
- rt->dst.expires) {
- ip_rt_put(rt);
- ret = NULL;
- }
- }
- return ret;
+ if ((dst->obsolete > 0) ||
+ (rt->rt_flags & RTCF_REDIRECTED) ||
+ rt->dst.expires)
+ sk_dst_reset(sk);
}
/*
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 236a45557ba1..c48eaa7c2340 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -87,7 +87,8 @@ struct dst_entry *ip6_dst_check(struct dst_entry *dst, u32 cookie);
static unsigned int ip6_default_advmss(const struct dst_entry *dst);
INDIRECT_CALLABLE_SCOPE
unsigned int ip6_mtu(const struct dst_entry *dst);
-static struct dst_entry *ip6_negative_advice(struct dst_entry *);
+static void ip6_negative_advice(struct sock *sk,
+ struct dst_entry *dst);
static void ip6_dst_destroy(struct dst_entry *);
static void ip6_dst_ifdown(struct dst_entry *,
struct net_device *dev);
@@ -2760,24 +2761,24 @@ INDIRECT_CALLABLE_SCOPE struct dst_entry *ip6_dst_check(struct dst_entry *dst,
}
EXPORT_INDIRECT_CALLABLE(ip6_dst_check);
-static struct dst_entry *ip6_negative_advice(struct dst_entry *dst)
+static void ip6_negative_advice(struct sock *sk,
+ struct dst_entry *dst)
{
struct rt6_info *rt = (struct rt6_info *) dst;
- if (rt) {
- if (rt->rt6i_flags & RTF_CACHE) {
- rcu_read_lock();
- if (rt6_check_expired(rt)) {
- rt6_remove_exception_rt(rt);
- dst = NULL;
- }
- rcu_read_unlock();
- } else {
- dst_release(dst);
- dst = NULL;
+ if (rt->rt6i_flags & RTF_CACHE) {
+ rcu_read_lock();
+ if (rt6_check_expired(rt)) {
+ /* counteract the dst_release() in sk_dst_reset() */
+ dst_hold(dst);
+ sk_dst_reset(sk);
+
+ rt6_remove_exception_rt(rt);
}
+ rcu_read_unlock();
+ return;
}
- return dst;
+ sk_dst_reset(sk);
}
static void ip6_link_failure(struct sk_buff *skb)
@@ -4434,7 +4435,7 @@ static void rtmsg_to_fib6_config(struct net *net,
.fc_table = l3mdev_fib_table_by_index(net, rtmsg->rtmsg_ifindex) ?
: RT6_TABLE_MAIN,
.fc_ifindex = rtmsg->rtmsg_ifindex,
- .fc_metric = rtmsg->rtmsg_metric ? : IP6_RT_PRIO_USER,
+ .fc_metric = rtmsg->rtmsg_metric,
.fc_expires = rtmsg->rtmsg_info,
.fc_dst_len = rtmsg->rtmsg_dst_len,
.fc_src_len = rtmsg->rtmsg_src_len,
@@ -4464,6 +4465,9 @@ int ipv6_route_ioctl(struct net *net, unsigned int cmd, struct in6_rtmsg *rtmsg)
rtnl_lock();
switch (cmd) {
case SIOCADDRT:
+ /* Only do the default setting of fc_metric in route adding */
+ if (cfg.fc_metric == 0)
+ cfg.fc_metric = IP6_RT_PRIO_USER;
err = ip6_route_add(&cfg, GFP_KERNEL, NULL);
break;
case SIOCDELRT:
diff --git a/net/mptcp/protocol.h b/net/mptcp/protocol.h
index cf30b0b1dc7c..93ba48f4ae38 100644
--- a/net/mptcp/protocol.h
+++ b/net/mptcp/protocol.h
@@ -303,6 +303,9 @@ struct mptcp_sock {
in_accept_queue:1,
free_first:1,
rcvspace_init:1;
+ int keepalive_cnt;
+ int keepalive_idle;
+ int keepalive_intvl;
struct work_struct work;
struct sk_buff *ooo_last_skb;
struct rb_root out_of_order_queue;
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c
index 1afa8245f27c..cc04b5e29dd3 100644
--- a/net/mptcp/sockopt.c
+++ b/net/mptcp/sockopt.c
@@ -621,20 +621,36 @@ static int mptcp_setsockopt_sol_tcp_congestion(struct mptcp_sock *msk, sockptr_t
return ret;
}
-static int mptcp_setsockopt_sol_tcp_cork(struct mptcp_sock *msk, sockptr_t optval,
- unsigned int optlen)
+static int __mptcp_setsockopt_set_val(struct mptcp_sock *msk, int max,
+ int (*set_val)(struct sock *, int),
+ int *msk_val, int val)
{
struct mptcp_subflow_context *subflow;
- struct sock *sk = (struct sock *)msk;
- int val;
+ int err = 0;
- if (optlen < sizeof(int))
- return -EINVAL;
+ mptcp_for_each_subflow(msk, subflow) {
+ struct sock *ssk = mptcp_subflow_tcp_sock(subflow);
+ int ret;
- if (copy_from_sockptr(&val, optval, sizeof(val)))
- return -EFAULT;
+ lock_sock(ssk);
+ ret = set_val(ssk, val);
+ err = err ? : ret;
+ release_sock(ssk);
+ }
+
+ if (!err) {
+ *msk_val = val;
+ sockopt_seq_inc(msk);
+ }
+
+ return err;
+}
+
+static int __mptcp_setsockopt_sol_tcp_cork(struct mptcp_sock *msk, int val)
+{
+ struct mptcp_subflow_context *subflow;
+ struct sock *sk = (struct sock *)msk;
- lock_sock(sk);
sockopt_seq_inc(msk);
msk->cork = !!val;
mptcp_for_each_subflow(msk, subflow) {
@@ -646,25 +662,15 @@ static int mptcp_setsockopt_sol_tcp_cork(struct mptcp_sock *msk, sockptr_t optva
}
if (!val)
mptcp_check_and_set_pending(sk);
- release_sock(sk);
return 0;
}
-static int mptcp_setsockopt_sol_tcp_nodelay(struct mptcp_sock *msk, sockptr_t optval,
- unsigned int optlen)
+static int __mptcp_setsockopt_sol_tcp_nodelay(struct mptcp_sock *msk, int val)
{
struct mptcp_subflow_context *subflow;
struct sock *sk = (struct sock *)msk;
- int val;
- if (optlen < sizeof(int))
- return -EINVAL;
-
- if (copy_from_sockptr(&val, optval, sizeof(val)))
- return -EFAULT;
-
- lock_sock(sk);
sockopt_seq_inc(msk);
msk->nodelay = !!val;
mptcp_for_each_subflow(msk, subflow) {
@@ -676,8 +682,6 @@ static int mptcp_setsockopt_sol_tcp_nodelay(struct mptcp_sock *msk, sockptr_t op
}
if (val)
mptcp_check_and_set_pending(sk);
- release_sock(sk);
-
return 0;
}
@@ -790,25 +794,10 @@ static int mptcp_setsockopt_sol_tcp(struct mptcp_sock *msk, int optname,
int ret, val;
switch (optname) {
- case TCP_INQ:
- ret = mptcp_get_int_option(msk, optval, optlen, &val);
- if (ret)
- return ret;
- if (val < 0 || val > 1)
- return -EINVAL;
-
- lock_sock(sk);
- msk->recvmsg_inq = !!val;
- release_sock(sk);
- return 0;
case TCP_ULP:
return -EOPNOTSUPP;
case TCP_CONGESTION:
return mptcp_setsockopt_sol_tcp_congestion(msk, optval, optlen);
- case TCP_CORK:
- return mptcp_setsockopt_sol_tcp_cork(msk, optval, optlen);
- case TCP_NODELAY:
- return mptcp_setsockopt_sol_tcp_nodelay(msk, optval, optlen);
case TCP_DEFER_ACCEPT:
/* See tcp.c: TCP_DEFER_ACCEPT does not fail */
mptcp_setsockopt_first_sf_only(msk, SOL_TCP, optname, optval, optlen);
@@ -821,7 +810,46 @@ static int mptcp_setsockopt_sol_tcp(struct mptcp_sock *msk, int optname,
optval, optlen);
}
- return -EOPNOTSUPP;
+ ret = mptcp_get_int_option(msk, optval, optlen, &val);
+ if (ret)
+ return ret;
+
+ lock_sock(sk);
+ switch (optname) {
+ case TCP_INQ:
+ if (val < 0 || val > 1)
+ ret = -EINVAL;
+ else
+ msk->recvmsg_inq = !!val;
+ break;
+ case TCP_CORK:
+ ret = __mptcp_setsockopt_sol_tcp_cork(msk, val);
+ break;
+ case TCP_NODELAY:
+ ret = __mptcp_setsockopt_sol_tcp_nodelay(msk, val);
+ break;
+ case TCP_KEEPIDLE:
+ ret = __mptcp_setsockopt_set_val(msk, MAX_TCP_KEEPIDLE,
+ &tcp_sock_set_keepidle_locked,
+ &msk->keepalive_idle, val);
+ break;
+ case TCP_KEEPINTVL:
+ ret = __mptcp_setsockopt_set_val(msk, MAX_TCP_KEEPINTVL,
+ &tcp_sock_set_keepintvl,
+ &msk->keepalive_intvl, val);
+ break;
+ case TCP_KEEPCNT:
+ ret = __mptcp_setsockopt_set_val(msk, MAX_TCP_KEEPCNT,
+ &tcp_sock_set_keepcnt,
+ &msk->keepalive_cnt,
+ val);
+ break;
+ default:
+ ret = -ENOPROTOOPT;
+ }
+
+ release_sock(sk);
+ return ret;
}
int mptcp_setsockopt(struct sock *sk, int level, int optname,
@@ -1316,6 +1344,8 @@ static int mptcp_put_int_option(struct mptcp_sock *msk, char __user *optval,
static int mptcp_getsockopt_sol_tcp(struct mptcp_sock *msk, int optname,
char __user *optval, int __user *optlen)
{
+ struct sock *sk = (void *)msk;
+
switch (optname) {
case TCP_ULP:
case TCP_CONGESTION:
@@ -1334,6 +1364,18 @@ static int mptcp_getsockopt_sol_tcp(struct mptcp_sock *msk, int optname,
return mptcp_put_int_option(msk, optval, optlen, msk->cork);
case TCP_NODELAY:
return mptcp_put_int_option(msk, optval, optlen, msk->nodelay);
+ case TCP_KEEPIDLE:
+ return mptcp_put_int_option(msk, optval, optlen,
+ msk->keepalive_idle ? :
+ READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_keepalive_time) / HZ);
+ case TCP_KEEPINTVL:
+ return mptcp_put_int_option(msk, optval, optlen,
+ msk->keepalive_intvl ? :
+ READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_keepalive_intvl) / HZ);
+ case TCP_KEEPCNT:
+ return mptcp_put_int_option(msk, optval, optlen,
+ msk->keepalive_cnt ? :
+ READ_ONCE(sock_net(sk)->ipv4.sysctl_tcp_keepalive_probes));
}
return -EOPNOTSUPP;
}
@@ -1443,6 +1485,9 @@ static void sync_socket_options(struct mptcp_sock *msk, struct sock *ssk)
tcp_set_congestion_control(ssk, msk->ca_name, false, true);
__tcp_sock_set_cork(ssk, !!msk->cork);
__tcp_sock_set_nodelay(ssk, !!msk->nodelay);
+ tcp_sock_set_keepidle_locked(ssk, msk->keepalive_idle);
+ tcp_sock_set_keepintvl(ssk, msk->keepalive_intvl);
+ tcp_sock_set_keepcnt(ssk, msk->keepalive_cnt);
inet_assign_bit(TRANSPARENT, ssk, inet_test_bit(TRANSPARENT, sk));
inet_assign_bit(FREEBIND, ssk, inet_test_bit(FREEBIND, sk));
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 97d69ec54ff9..0dde08e02887 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -3853,15 +3853,10 @@ static void xfrm_link_failure(struct sk_buff *skb)
/* Impossible. Such dst must be popped before reaches point of failure. */
}
-static struct dst_entry *xfrm_negative_advice(struct dst_entry *dst)
+static void xfrm_negative_advice(struct sock *sk, struct dst_entry *dst)
{
- if (dst) {
- if (dst->obsolete) {
- dst_release(dst);
- dst = NULL;
- }
- }
- return dst;
+ if (dst->obsolete)
+ sk_dst_reset(sk);
}
static void xfrm_init_pmtu(struct xfrm_dst **bundle, int nr)
diff --git a/sound/core/seq/seq_ump_convert.c b/sound/core/seq/seq_ump_convert.c
index 9bfba69b2a70..171fb75267af 100644
--- a/sound/core/seq/seq_ump_convert.c
+++ b/sound/core/seq/seq_ump_convert.c
@@ -740,6 +740,7 @@ static int system_1p_ev_to_ump_midi1(const struct snd_seq_event *event,
union snd_ump_midi1_msg *data,
unsigned char status)
{
+ data->system.type = UMP_MSG_TYPE_SYSTEM; // override
data->system.status = status;
data->system.parm1 = event->data.control.value & 0x7f;
return 1;
@@ -751,6 +752,7 @@ static int system_2p_ev_to_ump_midi1(const struct snd_seq_event *event,
union snd_ump_midi1_msg *data,
unsigned char status)
{
+ data->system.type = UMP_MSG_TYPE_SYSTEM; // override
data->system.status = status;
data->system.parm1 = event->data.control.value & 0x7f;
data->system.parm2 = (event->data.control.value >> 7) & 0x7f;
diff --git a/sound/core/ump.c b/sound/core/ump.c
index fe7911498cc4..3cd07c103d9e 100644
--- a/sound/core/ump.c
+++ b/sound/core/ump.c
@@ -685,10 +685,17 @@ static void seq_notify_protocol(struct snd_ump_endpoint *ump)
*/
int snd_ump_switch_protocol(struct snd_ump_endpoint *ump, unsigned int protocol)
{
+ unsigned int type;
+
protocol &= ump->info.protocol_caps;
if (protocol == ump->info.protocol)
return 0;
+ type = protocol & SNDRV_UMP_EP_INFO_PROTO_MIDI_MASK;
+ if (type != SNDRV_UMP_EP_INFO_PROTO_MIDI1 &&
+ type != SNDRV_UMP_EP_INFO_PROTO_MIDI2)
+ return 0;
+
ump->info.protocol = protocol;
ump_dbg(ump, "New protocol = %x (caps = %x)\n",
protocol, ump->info.protocol_caps);
diff --git a/sound/core/ump_convert.c b/sound/core/ump_convert.c
index de04799fdb69..f67c44c83fde 100644
--- a/sound/core/ump_convert.c
+++ b/sound/core/ump_convert.c
@@ -404,7 +404,6 @@ static int cvt_legacy_cmd_to_ump(struct ump_cvt_to_ump *cvt,
midi2->pg.bank_msb = cc->cc_bank_msb;
midi2->pg.bank_lsb = cc->cc_bank_lsb;
cc->bank_set = 0;
- cc->cc_bank_msb = cc->cc_bank_lsb = 0;
}
break;
case UMP_MSG_STATUS_CHANNEL_PRESSURE:
diff --git a/sound/soc/sof/ipc4-topology.c b/sound/soc/sof/ipc4-topology.c
index 2c075afd237c..78ff129be772 100644
--- a/sound/soc/sof/ipc4-topology.c
+++ b/sound/soc/sof/ipc4-topology.c
@@ -195,6 +195,14 @@ sof_ipc4_get_input_pin_audio_fmt(struct snd_sof_widget *swidget, int pin_index)
}
process = swidget->private;
+
+ /*
+ * For process modules without base config extension, base module config
+ * format is used for all input pins
+ */
+ if (process->init_config != SOF_IPC4_MODULE_INIT_CONFIG_TYPE_BASE_CFG_WITH_EXT)
+ return &process->base_config.audio_fmt;
+
base_cfg_ext = process->base_config_ext;
/*
diff --git a/tools/testing/selftests/mm/compaction_test.c b/tools/testing/selftests/mm/compaction_test.c
index 9b420140ba2b..55dec92e1e58 100644
--- a/tools/testing/selftests/mm/compaction_test.c
+++ b/tools/testing/selftests/mm/compaction_test.c
@@ -103,6 +103,8 @@ int check_compaction(unsigned long mem_free, unsigned int hugepage_size)
goto close_fd;
}
+ lseek(fd, 0, SEEK_SET);
+
/* Start with the initial condition of 0 huge pages*/
if (write(fd, "0", sizeof(char)) != sizeof(char)) {
perror("Failed to write 0 to /proc/sys/vm/nr_hugepages\n");
diff --git a/tools/testing/selftests/mm/gup_test.c b/tools/testing/selftests/mm/gup_test.c
index 18a49c70d4c6..7821cf45c323 100644
--- a/tools/testing/selftests/mm/gup_test.c
+++ b/tools/testing/selftests/mm/gup_test.c
@@ -1,3 +1,4 @@
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <fcntl.h>
#include <errno.h>
#include <stdio.h>
diff --git a/tools/testing/selftests/mm/uffd-common.h b/tools/testing/selftests/mm/uffd-common.h
index 1f0d573f3067..2832669bd9fd 100644
--- a/tools/testing/selftests/mm/uffd-common.h
+++ b/tools/testing/selftests/mm/uffd-common.h
@@ -8,6 +8,7 @@
#define __UFFD_COMMON_H__
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <stdio.h>
#include <errno.h>
#include <unistd.h>
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index de4506e2a412..3412b29b32e7 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -53,8 +53,7 @@ TEST_PROGS += bind_bhash.sh
TEST_PROGS += ip_local_port_range.sh
TEST_PROGS += rps_default_mask.sh
TEST_PROGS += big_tcp.sh
-TEST_PROGS_EXTENDED := in_netns.sh setup_loopback.sh setup_veth.sh
-TEST_PROGS_EXTENDED += toeplitz_client.sh toeplitz.sh
+TEST_PROGS_EXTENDED := toeplitz_client.sh toeplitz.sh
TEST_GEN_FILES = socket nettest
TEST_GEN_FILES += psock_fanout psock_tpacket msg_zerocopy reuseport_addr_any
TEST_GEN_FILES += tcp_mmap tcp_inq psock_snd txring_overwrite
@@ -93,6 +92,7 @@ TEST_PROGS += test_vxlan_nolocalbypass.sh
TEST_PROGS += test_bridge_backup_port.sh
TEST_FILES := settings
+TEST_FILES += in_netns.sh net_helper.sh setup_loopback.sh setup_veth.sh
include ../lib.mk
diff --git a/tools/testing/selftests/net/net_helper.sh b/tools/testing/selftests/net/net_helper.sh
new file mode 100644
index 000000000000..6596fe03c77f
--- /dev/null
+++ b/tools/testing/selftests/net/net_helper.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+#
+# Helper functions
+
+wait_local_port_listen()
+{
+ local listener_ns="${1}"
+ local port="${2}"
+ local protocol="${3}"
+ local pattern
+ local i
+
+ pattern=":$(printf "%04X" "${port}") "
+
+ # for tcp protocol additionally check the socket state
+ [ ${protocol} = "tcp" ] && pattern="${pattern}0A"
+ for i in $(seq 10); do
+ if ip netns exec "${listener_ns}" awk '{print $2" "$4}' \
+ /proc/net/"${protocol}"* | grep -q "${pattern}"; then
+ break
+ fi
+ sleep 0.1
+ done
+}
diff --git a/tools/testing/selftests/net/udpgro.sh b/tools/testing/selftests/net/udpgro.sh
index 3f09ac78f445..8802604148dd 100755
--- a/tools/testing/selftests/net/udpgro.sh
+++ b/tools/testing/selftests/net/udpgro.sh
@@ -3,6 +3,8 @@
#
# Run a series of udpgro functional tests.
+source net_helper.sh
+
readonly PEER_NS="ns-peer-$(mktemp -u XXXXXX)"
BPF_FILE="xdp_dummy.o"
@@ -51,8 +53,7 @@ run_one() {
echo "ok" || \
echo "failed" &
- # Hack: let bg programs complete the startup
- sleep 0.2
+ wait_local_port_listen ${PEER_NS} 8000 udp
./udpgso_bench_tx ${tx_args}
ret=$?
wait $(jobs -p)
@@ -97,7 +98,7 @@ run_one_nat() {
echo "ok" || \
echo "failed"&
- sleep 0.1
+ wait_local_port_listen "${PEER_NS}" 8000 udp
./udpgso_bench_tx ${tx_args}
ret=$?
kill -INT $pid
@@ -118,11 +119,9 @@ run_one_2sock() {
echo "ok" || \
echo "failed" &
- # Hack: let bg programs complete the startup
- sleep 0.2
+ wait_local_port_listen "${PEER_NS}" 12345 udp
./udpgso_bench_tx ${tx_args} -p 12345
- sleep 0.1
- # first UDP GSO socket should be closed at this point
+ wait_local_port_listen "${PEER_NS}" 8000 udp
./udpgso_bench_tx ${tx_args}
ret=$?
wait $(jobs -p)
diff --git a/tools/testing/selftests/net/udpgro_bench.sh b/tools/testing/selftests/net/udpgro_bench.sh
index 65ff1d424008..7080eae5312b 100755
--- a/tools/testing/selftests/net/udpgro_bench.sh
+++ b/tools/testing/selftests/net/udpgro_bench.sh
@@ -3,6 +3,8 @@
#
# Run a series of udpgro benchmarks
+source net_helper.sh
+
readonly PEER_NS="ns-peer-$(mktemp -u XXXXXX)"
BPF_FILE="xdp_dummy.o"
@@ -40,8 +42,7 @@ run_one() {
ip netns exec "${PEER_NS}" ./udpgso_bench_rx ${rx_args} -r &
ip netns exec "${PEER_NS}" ./udpgso_bench_rx -t ${rx_args} -r &
- # Hack: let bg programs complete the startup
- sleep 0.2
+ wait_local_port_listen "${PEER_NS}" 8000 udp
./udpgso_bench_tx ${tx_args}
}
diff --git a/tools/testing/selftests/net/udpgro_frglist.sh b/tools/testing/selftests/net/udpgro_frglist.sh
index bd51d386b52e..e1ff645bd3d1 100755
--- a/tools/testing/selftests/net/udpgro_frglist.sh
+++ b/tools/testing/selftests/net/udpgro_frglist.sh
@@ -3,6 +3,8 @@
#
# Run a series of udpgro benchmarks
+source net_helper.sh
+
readonly PEER_NS="ns-peer-$(mktemp -u XXXXXX)"
BPF_FILE="xdp_dummy.o"
@@ -45,8 +47,7 @@ run_one() {
echo ${rx_args}
ip netns exec "${PEER_NS}" ./udpgso_bench_rx ${rx_args} -r &
- # Hack: let bg programs complete the startup
- sleep 0.2
+ wait_local_port_listen "${PEER_NS}" 8000 udp
./udpgso_bench_tx ${tx_args}
}
diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c
index dbf154082f95..1c8ecd4ebcbd 100644
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -323,17 +323,29 @@ timerlat_print_summary(struct timerlat_hist_params *params,
if (!data->hist[cpu].irq_count && !data->hist[cpu].thread_count)
continue;
- if (!params->no_irq)
- trace_seq_printf(trace->seq, "%9llu ",
- data->hist[cpu].min_irq);
+ if (!params->no_irq) {
+ if (data->hist[cpu].irq_count)
+ trace_seq_printf(trace->seq, "%9llu ",
+ data->hist[cpu].min_irq);
+ else
+ trace_seq_printf(trace->seq, " - ");
+ }
- if (!params->no_thread)
- trace_seq_printf(trace->seq, "%9llu ",
- data->hist[cpu].min_thread);
+ if (!params->no_thread) {
+ if (data->hist[cpu].thread_count)
+ trace_seq_printf(trace->seq, "%9llu ",
+ data->hist[cpu].min_thread);
+ else
+ trace_seq_printf(trace->seq, " - ");
+ }
- if (params->user_hist)
- trace_seq_printf(trace->seq, "%9llu ",
- data->hist[cpu].min_user);
+ if (params->user_hist) {
+ if (data->hist[cpu].user_count)
+ trace_seq_printf(trace->seq, "%9llu ",
+ data->hist[cpu].min_user);
+ else
+ trace_seq_printf(trace->seq, " - ");
+ }
}
trace_seq_printf(trace->seq, "\n");
@@ -383,17 +395,29 @@ timerlat_print_summary(struct timerlat_hist_params *params,
if (!data->hist[cpu].irq_count && !data->hist[cpu].thread_count)
continue;
- if (!params->no_irq)
- trace_seq_printf(trace->seq, "%9llu ",
- data->hist[cpu].max_irq);
+ if (!params->no_irq) {
+ if (data->hist[cpu].irq_count)
+ trace_seq_printf(trace->seq, "%9llu ",
+ data->hist[cpu].max_irq);
+ else
+ trace_seq_printf(trace->seq, " - ");
+ }
- if (!params->no_thread)
- trace_seq_printf(trace->seq, "%9llu ",
- data->hist[cpu].max_thread);
+ if (!params->no_thread) {
+ if (data->hist[cpu].thread_count)
+ trace_seq_printf(trace->seq, "%9llu ",
+ data->hist[cpu].max_thread);
+ else
+ trace_seq_printf(trace->seq, " - ");
+ }
- if (params->user_hist)
- trace_seq_printf(trace->seq, "%9llu ",
- data->hist[cpu].max_user);
+ if (params->user_hist) {
+ if (data->hist[cpu].user_count)
+ trace_seq_printf(trace->seq, "%9llu ",
+ data->hist[cpu].max_user);
+ else
+ trace_seq_printf(trace->seq, " - ");
+ }
}
trace_seq_printf(trace->seq, "\n");
trace_seq_do_printf(trace->seq);
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