diff options
| -rw-r--r-- | 0000_README | 4 | ||||
| -rw-r--r-- | 1215_linux-5.10.216.patch | 4009 |
2 files changed, 4013 insertions, 0 deletions
diff --git a/0000_README b/0000_README index fe9c9853..0f28b50e 100644 --- a/0000_README +++ b/0000_README @@ -903,6 +903,10 @@ Patch: 1214_linux-5.10.215.patch From: https://www.kernel.org Desc: Linux 5.10.215 +Patch: 1215_linux-5.10.216.patch +From: https://www.kernel.org +Desc: Linux 5.10.216 + Patch: 1500_XATTR_USER_PREFIX.patch From: https://bugs.gentoo.org/show_bug.cgi?id=470644 Desc: Support for namespace user.pax.* on tmpfs. diff --git a/1215_linux-5.10.216.patch b/1215_linux-5.10.216.patch new file mode 100644 index 00000000..6dc594cd --- /dev/null +++ b/1215_linux-5.10.216.patch @@ -0,0 +1,4009 @@ +diff --git a/Documentation/ABI/testing/sysfs-class-devfreq b/Documentation/ABI/testing/sysfs-class-devfreq +index b8ebff4b1c4ca..4514cf9fc7a15 100644 +--- a/Documentation/ABI/testing/sysfs-class-devfreq ++++ b/Documentation/ABI/testing/sysfs-class-devfreq +@@ -66,6 +66,9 @@ Description: + + echo 0 > /sys/class/devfreq/.../trans_stat + ++ If the transition table is bigger than PAGE_SIZE, reading ++ this will return an -EFBIG error. ++ + What: /sys/class/devfreq/.../userspace/set_freq + Date: September 2011 + Contact: MyungJoo Ham <myungjoo.ham@samsung.com> +diff --git a/Makefile b/Makefile +index 2af799d3ce78b..6fe6554ecfb8c 100644 +--- a/Makefile ++++ b/Makefile +@@ -1,7 +1,7 @@ + # SPDX-License-Identifier: GPL-2.0 + VERSION = 5 + PATCHLEVEL = 10 +-SUBLEVEL = 215 ++SUBLEVEL = 216 + EXTRAVERSION = + NAME = Dare mighty things + +diff --git a/arch/Kconfig b/arch/Kconfig +index 240277d5626c8..72e4cef062aca 100644 +--- a/arch/Kconfig ++++ b/arch/Kconfig +@@ -9,6 +9,14 @@ + # + source "arch/$(SRCARCH)/Kconfig" + ++config ARCH_CONFIGURES_CPU_MITIGATIONS ++ bool ++ ++if !ARCH_CONFIGURES_CPU_MITIGATIONS ++config CPU_MITIGATIONS ++ def_bool y ++endif ++ + menu "General architecture-dependent options" + + config CRASH_CORE +diff --git a/arch/arc/boot/dts/hsdk.dts b/arch/arc/boot/dts/hsdk.dts +index dcaa44e408ace..27f4194b376bb 100644 +--- a/arch/arc/boot/dts/hsdk.dts ++++ b/arch/arc/boot/dts/hsdk.dts +@@ -205,7 +205,6 @@ dmac_cfg_clk: dmac-gpu-cfg-clk { + }; + + gmac: ethernet@8000 { +- #interrupt-cells = <1>; + compatible = "snps,dwmac"; + reg = <0x8000 0x2000>; + interrupts = <10>; +diff --git a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts +index 9d20cabf4f699..99515c13da3cf 100644 +--- a/arch/arm64/boot/dts/mediatek/mt2712-evb.dts ++++ b/arch/arm64/boot/dts/mediatek/mt2712-evb.dts +@@ -127,7 +127,7 @@ ethernet_phy0: ethernet-phy@5 { + }; + + &pio { +- eth_default: eth_default { ++ eth_default: eth-default-pins { + tx_pins { + pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GBE_TXD3>, + <MT2712_PIN_72_GBE_TXD2__FUNC_GBE_TXD2>, +@@ -154,7 +154,7 @@ mdio_pins { + }; + }; + +- eth_sleep: eth_sleep { ++ eth_sleep: eth-sleep-pins { + tx_pins { + pinmux = <MT2712_PIN_71_GBE_TXD3__FUNC_GPIO71>, + <MT2712_PIN_72_GBE_TXD2__FUNC_GPIO72>, +@@ -180,14 +180,14 @@ mdio_pins { + }; + }; + +- usb0_id_pins_float: usb0_iddig { ++ usb0_id_pins_float: usb0-iddig-pins { + pins_iddig { + pinmux = <MT2712_PIN_12_IDDIG_P0__FUNC_IDDIG_A>; + bias-pull-up; + }; + }; + +- usb1_id_pins_float: usb1_iddig { ++ usb1_id_pins_float: usb1-iddig-pins { + pins_iddig { + pinmux = <MT2712_PIN_14_IDDIG_P1__FUNC_IDDIG_B>; + bias-pull-up; +diff --git a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi +index cc3d1c99517d1..f7ce2eba10f7a 100644 +--- a/arch/arm64/boot/dts/mediatek/mt2712e.dtsi ++++ b/arch/arm64/boot/dts/mediatek/mt2712e.dtsi +@@ -249,10 +249,11 @@ topckgen: syscon@10000000 { + #clock-cells = <1>; + }; + +- infracfg: syscon@10001000 { ++ infracfg: clock-controller@10001000 { + compatible = "mediatek,mt2712-infracfg", "syscon"; + reg = <0 0x10001000 0 0x1000>; + #clock-cells = <1>; ++ #reset-cells = <1>; + }; + + pericfg: syscon@10003000 { +diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi +index 884930a5849a2..4454115ad8a0d 100644 +--- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi ++++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi +@@ -244,7 +244,7 @@ scpsys: power-controller@10006000 { + clock-names = "hif_sel"; + }; + +- cir: cir@10009000 { ++ cir: ir-receiver@10009000 { + compatible = "mediatek,mt7622-cir"; + reg = <0 0x10009000 0 0x1000>; + interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_LOW>; +@@ -275,16 +275,14 @@ thermal_calibration: calib@198 { + }; + }; + +- apmixedsys: apmixedsys@10209000 { +- compatible = "mediatek,mt7622-apmixedsys", +- "syscon"; ++ apmixedsys: clock-controller@10209000 { ++ compatible = "mediatek,mt7622-apmixedsys"; + reg = <0 0x10209000 0 0x1000>; + #clock-cells = <1>; + }; + +- topckgen: topckgen@10210000 { +- compatible = "mediatek,mt7622-topckgen", +- "syscon"; ++ topckgen: clock-controller@10210000 { ++ compatible = "mediatek,mt7622-topckgen"; + reg = <0 0x10210000 0 0x1000>; + #clock-cells = <1>; + }; +@@ -357,7 +355,7 @@ cci_control1: slave-if@4000 { + }; + + cci_control2: slave-if@5000 { +- compatible = "arm,cci-400-ctrl-if"; ++ compatible = "arm,cci-400-ctrl-if", "syscon"; + interface-type = "ace"; + reg = <0x5000 0x1000>; + }; +@@ -507,7 +505,6 @@ thermal: thermal@1100b000 { + <&pericfg CLK_PERI_AUXADC_PD>; + clock-names = "therm", "auxadc"; + resets = <&pericfg MT7622_PERI_THERM_SW_RST>; +- reset-names = "therm"; + mediatek,auxadc = <&auxadc>; + mediatek,apmixedsys = <&apmixedsys>; + nvmem-cells = <&thermal_calibration>; +@@ -715,9 +712,8 @@ wmac: wmac@18000000 { + power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>; + }; + +- ssusbsys: ssusbsys@1a000000 { +- compatible = "mediatek,mt7622-ssusbsys", +- "syscon"; ++ ssusbsys: clock-controller@1a000000 { ++ compatible = "mediatek,mt7622-ssusbsys"; + reg = <0 0x1a000000 0 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; +@@ -774,9 +770,8 @@ u2port1: usb-phy@1a0c5000 { + }; + }; + +- pciesys: pciesys@1a100800 { +- compatible = "mediatek,mt7622-pciesys", +- "syscon"; ++ pciesys: clock-controller@1a100800 { ++ compatible = "mediatek,mt7622-pciesys"; + reg = <0 0x1a100800 0 0x1000>; + #clock-cells = <1>; + #reset-cells = <1>; +@@ -893,7 +888,13 @@ sata_port: sata-phy@1a243000 { + }; + }; + +- ethsys: syscon@1b000000 { ++ hifsys: clock-controller@1af00000 { ++ compatible = "mediatek,mt7622-hifsys"; ++ reg = <0 0x1af00000 0 0x70>; ++ #clock-cells = <1>; ++ }; ++ ++ ethsys: clock-controller@1b000000 { + compatible = "mediatek,mt7622-ethsys", + "syscon"; + reg = <0 0x1b000000 0 0x1000>; +@@ -911,10 +912,28 @@ hsdma: dma-controller@1b007000 { + #dma-cells = <1>; + }; + +- eth: ethernet@1b100000 { +- compatible = "mediatek,mt7622-eth", +- "mediatek,mt2701-eth", ++ pcie_mirror: pcie-mirror@10000400 { ++ compatible = "mediatek,mt7622-pcie-mirror", + "syscon"; ++ reg = <0 0x10000400 0 0x10>; ++ }; ++ ++ wed0: wed@1020a000 { ++ compatible = "mediatek,mt7622-wed", ++ "syscon"; ++ reg = <0 0x1020a000 0 0x1000>; ++ interrupts = <GIC_SPI 214 IRQ_TYPE_LEVEL_LOW>; ++ }; ++ ++ wed1: wed@1020b000 { ++ compatible = "mediatek,mt7622-wed", ++ "syscon"; ++ reg = <0 0x1020b000 0 0x1000>; ++ interrupts = <GIC_SPI 215 IRQ_TYPE_LEVEL_LOW>; ++ }; ++ ++ eth: ethernet@1b100000 { ++ compatible = "mediatek,mt7622-eth"; + reg = <0 0x1b100000 0 0x20000>; + interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_LOW>, + <GIC_SPI 224 IRQ_TYPE_LEVEL_LOW>, +@@ -937,6 +956,11 @@ eth: ethernet@1b100000 { + power-domains = <&scpsys MT7622_POWER_DOMAIN_ETHSYS>; + mediatek,ethsys = <ðsys>; + mediatek,sgmiisys = <&sgmiisys>; ++ mediatek,cci-control = <&cci_control2>; ++ mediatek,wed = <&wed0>, <&wed1>; ++ mediatek,pcie-mirror = <&pcie_mirror>; ++ mediatek,hifsys = <&hifsys>; ++ dma-coherent; + #address-cells = <1>; + #size-cells = <0>; + status = "disabled"; +diff --git a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts +index 4297c1db5a413..913ba25ea72f6 100644 +--- a/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts ++++ b/arch/arm64/boot/dts/rockchip/rk3399-pinebook-pro.dts +@@ -784,7 +784,6 @@ &pcie_phy { + }; + + &pcie0 { +- bus-scan-delay-ms = <1000>; + ep-gpios = <&gpio2 RK_PD4 GPIO_ACTIVE_HIGH>; + num-lanes = <4>; + pinctrl-names = "default"; +diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi +index 95bc7a5f61dd5..0cf656824e230 100644 +--- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi ++++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi +@@ -430,16 +430,22 @@ &io_domains { + gpio1830-supply = <&vcc_1v8>; + }; + +-&pmu_io_domains { +- status = "okay"; +- pmu1830-supply = <&vcc_1v8>; +-}; +- +-&pwm2 { +- status = "okay"; ++&pcie_clkreqn_cpm { ++ rockchip,pins = ++ <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_up>; + }; + + &pinctrl { ++ pinctrl-names = "default"; ++ pinctrl-0 = <&q7_thermal_pin>; ++ ++ gpios { ++ q7_thermal_pin: q7-thermal-pin { ++ rockchip,pins = ++ <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>; ++ }; ++ }; ++ + i2c8 { + i2c8_xfer_a: i2c8-xfer { + rockchip,pins = +@@ -470,6 +476,15 @@ vcc5v0_host_en: vcc5v0-host-en { + }; + }; + ++&pmu_io_domains { ++ status = "okay"; ++ pmu1830-supply = <&vcc_1v8>; ++}; ++ ++&pwm2 { ++ status = "okay"; ++}; ++ + &sdhci { + /* + * Signal integrity isn't great at 200MHz but 100MHz has proven stable +diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig +index b28fabfc91bf7..70271db833831 100644 +--- a/arch/riscv/Kconfig ++++ b/arch/riscv/Kconfig +@@ -445,6 +445,14 @@ config EFI + allow the kernel to be booted as an EFI application. This + is only useful on systems that have UEFI firmware. + ++config CC_HAVE_STACKPROTECTOR_TLS ++ def_bool $(cc-option,-mstack-protector-guard=tls -mstack-protector-guard-reg=tp -mstack-protector-guard-offset=0) ++ ++config STACKPROTECTOR_PER_TASK ++ def_bool y ++ depends on !GCC_PLUGIN_RANDSTRUCT ++ depends on STACKPROTECTOR && CC_HAVE_STACKPROTECTOR_TLS ++ + endmenu + + config BUILTIN_DTB +diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile +index daa679440000a..8572d23fba700 100644 +--- a/arch/riscv/Makefile ++++ b/arch/riscv/Makefile +@@ -88,6 +88,16 @@ KBUILD_AFLAGS_MODULE += $(call as-option,-Wa$(comma)-mno-relax) + # architectures. It's faster to have GCC emit only aligned accesses. + KBUILD_CFLAGS += $(call cc-option,-mstrict-align) + ++ifeq ($(CONFIG_STACKPROTECTOR_PER_TASK),y) ++prepare: stack_protector_prepare ++stack_protector_prepare: prepare0 ++ $(eval KBUILD_CFLAGS += -mstack-protector-guard=tls \ ++ -mstack-protector-guard-reg=tp \ ++ -mstack-protector-guard-offset=$(shell \ ++ awk '{if ($$2 == "TSK_STACK_CANARY") print $$3;}' \ ++ include/generated/asm-offsets.h)) ++endif ++ + # arch specific predefines for sparse + CHECKFLAGS += -D__riscv -D__riscv_xlen=$(BITS) + +diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h +index 5ab13570daa53..982745572945e 100644 +--- a/arch/riscv/include/asm/pgtable.h ++++ b/arch/riscv/include/asm/pgtable.h +@@ -456,8 +456,8 @@ static inline int ptep_clear_flush_young(struct vm_area_struct *vma, + #define PAGE_SHARED __pgprot(0) + #define PAGE_KERNEL __pgprot(0) + #define swapper_pg_dir NULL +-#define TASK_SIZE 0xffffffffUL +-#define VMALLOC_START 0 ++#define TASK_SIZE _AC(-1, UL) ++#define VMALLOC_START _AC(0, UL) + #define VMALLOC_END TASK_SIZE + + static inline void __kernel_map_pages(struct page *page, int numpages, int enable) {} +diff --git a/arch/riscv/include/asm/stackprotector.h b/arch/riscv/include/asm/stackprotector.h +index 5962f8891f06f..09093af46565e 100644 +--- a/arch/riscv/include/asm/stackprotector.h ++++ b/arch/riscv/include/asm/stackprotector.h +@@ -24,6 +24,7 @@ static __always_inline void boot_init_stack_canary(void) + canary &= CANARY_MASK; + + current->stack_canary = canary; +- __stack_chk_guard = current->stack_canary; ++ if (!IS_ENABLED(CONFIG_STACKPROTECTOR_PER_TASK)) ++ __stack_chk_guard = current->stack_canary; + } + #endif /* _ASM_RISCV_STACKPROTECTOR_H */ +diff --git a/arch/riscv/kernel/asm-offsets.c b/arch/riscv/kernel/asm-offsets.c +index db203442c08f9..877ff65b4e136 100644 +--- a/arch/riscv/kernel/asm-offsets.c ++++ b/arch/riscv/kernel/asm-offsets.c +@@ -66,6 +66,9 @@ void asm_offsets(void) + OFFSET(TASK_THREAD_F30, task_struct, thread.fstate.f[30]); + OFFSET(TASK_THREAD_F31, task_struct, thread.fstate.f[31]); + OFFSET(TASK_THREAD_FCSR, task_struct, thread.fstate.fcsr); ++#ifdef CONFIG_STACKPROTECTOR ++ OFFSET(TSK_STACK_CANARY, task_struct, stack_canary); ++#endif + + DEFINE(PT_SIZE, sizeof(struct pt_regs)); + OFFSET(PT_EPC, pt_regs, epc); +diff --git a/arch/riscv/kernel/process.c b/arch/riscv/kernel/process.c +index 7868050ff426d..9dac6bec316e4 100644 +--- a/arch/riscv/kernel/process.c ++++ b/arch/riscv/kernel/process.c +@@ -22,9 +22,7 @@ + #include <asm/switch_to.h> + #include <asm/thread_info.h> + +-register unsigned long gp_in_global __asm__("gp"); +- +-#ifdef CONFIG_STACKPROTECTOR ++#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_STACKPROTECTOR_PER_TASK) + #include <linux/stackprotector.h> + unsigned long __stack_chk_guard __read_mostly; + EXPORT_SYMBOL(__stack_chk_guard); +@@ -117,7 +115,6 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, unsigned long arg, + if (unlikely(p->flags & (PF_KTHREAD | PF_IO_WORKER))) { + /* Kernel thread */ + memset(childregs, 0, sizeof(struct pt_regs)); +- childregs->gp = gp_in_global; + /* Supervisor/Machine, irqs on: */ + childregs->status = SR_PP | SR_PIE; + +diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig +index 9b3fa05e46226..0c802ade80406 100644 +--- a/arch/x86/Kconfig ++++ b/arch/x86/Kconfig +@@ -57,6 +57,7 @@ config X86 + select ACPI_LEGACY_TABLES_LOOKUP if ACPI + select ACPI_SYSTEM_POWER_STATES_SUPPORT if ACPI + select ARCH_32BIT_OFF_T if X86_32 ++ select ARCH_CONFIGURES_CPU_MITIGATIONS + select ARCH_CLOCKSOURCE_INIT + select ARCH_HAS_ACPI_TABLE_UPGRADE if ACPI + select ARCH_HAS_CPU_FINALIZE_INIT +@@ -2408,17 +2409,17 @@ config CC_HAS_SLS + config CC_HAS_RETURN_THUNK + def_bool $(cc-option,-mfunction-return=thunk-extern) + +-menuconfig SPECULATION_MITIGATIONS +- bool "Mitigations for speculative execution vulnerabilities" ++menuconfig CPU_MITIGATIONS ++ bool "Mitigations for CPU vulnerabilities" + default y + help +- Say Y here to enable options which enable mitigations for +- speculative execution hardware vulnerabilities. ++ Say Y here to enable options which enable mitigations for hardware ++ vulnerabilities (usually related to speculative execution). + + If you say N, all mitigations will be disabled. You really + should know what you are doing to say so. + +-if SPECULATION_MITIGATIONS ++if CPU_MITIGATIONS + + config PAGE_TABLE_ISOLATION + bool "Remove the kernel mapping in user mode" +diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h +index 3b4412c83eec0..01064ba1a657e 100644 +--- a/arch/x86/include/asm/apic.h ++++ b/arch/x86/include/asm/apic.h +@@ -12,6 +12,7 @@ + #include <asm/mpspec.h> + #include <asm/msr.h> + #include <asm/hardirq.h> ++#include <asm/io.h> + + #define ARCH_APICTIMER_STOPS_ON_C3 1 + +@@ -111,7 +112,7 @@ static inline void native_apic_mem_write(u32 reg, u32 v) + + static inline u32 native_apic_mem_read(u32 reg) + { +- return *((volatile u32 *)(APIC_BASE + reg)); ++ return readl((void __iomem *)(APIC_BASE + reg)); + } + + extern void native_apic_wait_icr_idle(void); +diff --git a/arch/x86/kernel/cpu/cpuid-deps.c b/arch/x86/kernel/cpu/cpuid-deps.c +index d502241995a39..24fca3d56c7f3 100644 +--- a/arch/x86/kernel/cpu/cpuid-deps.c ++++ b/arch/x86/kernel/cpu/cpuid-deps.c +@@ -44,7 +44,10 @@ static const struct cpuid_dep cpuid_deps[] = { + { X86_FEATURE_F16C, X86_FEATURE_XMM2, }, + { X86_FEATURE_AES, X86_FEATURE_XMM2 }, + { X86_FEATURE_SHA_NI, X86_FEATURE_XMM2 }, ++ { X86_FEATURE_GFNI, X86_FEATURE_XMM2 }, + { X86_FEATURE_FMA, X86_FEATURE_AVX }, ++ { X86_FEATURE_VAES, X86_FEATURE_AVX }, ++ { X86_FEATURE_VPCLMULQDQ, X86_FEATURE_AVX }, + { X86_FEATURE_AVX2, X86_FEATURE_AVX, }, + { X86_FEATURE_AVX512F, X86_FEATURE_AVX, }, + { X86_FEATURE_AVX512IFMA, X86_FEATURE_AVX512F }, +@@ -56,9 +59,6 @@ static const struct cpuid_dep cpuid_deps[] = { + { X86_FEATURE_AVX512VL, X86_FEATURE_AVX512F }, + { X86_FEATURE_AVX512VBMI, X86_FEATURE_AVX512F }, + { X86_FEATURE_AVX512_VBMI2, X86_FEATURE_AVX512VL }, +- { X86_FEATURE_GFNI, X86_FEATURE_AVX512VL }, +- { X86_FEATURE_VAES, X86_FEATURE_AVX512VL }, +- { X86_FEATURE_VPCLMULQDQ, X86_FEATURE_AVX512VL }, + { X86_FEATURE_AVX512_VNNI, X86_FEATURE_AVX512VL }, + { X86_FEATURE_AVX512_BITALG, X86_FEATURE_AVX512VL }, + { X86_FEATURE_AVX512_4VNNIW, X86_FEATURE_AVX512F }, +diff --git a/crypto/algapi.c b/crypto/algapi.c +index bb03bed14f740..5d422e725b267 100644 +--- a/crypto/algapi.c ++++ b/crypto/algapi.c +@@ -258,7 +258,6 @@ static struct crypto_larval *__crypto_register_alg(struct crypto_alg *alg) + } + + if (!strcmp(q->cra_driver_name, alg->cra_name) || +- !strcmp(q->cra_driver_name, alg->cra_driver_name) || + !strcmp(q->cra_name, alg->cra_driver_name)) + goto err; + } +diff --git a/drivers/accessibility/speakup/main.c b/drivers/accessibility/speakup/main.c +index 63c5444f0f1ae..7598778cf37fb 100644 +--- a/drivers/accessibility/speakup/main.c ++++ b/drivers/accessibility/speakup/main.c +@@ -576,7 +576,7 @@ static u_long get_word(struct vc_data *vc) + } + attr_ch = get_char(vc, (u_short *)tmp_pos, &spk_attr); + buf[cnt++] = attr_ch; +- while (tmpx < vc->vc_cols - 1) { ++ while (tmpx < vc->vc_cols - 1 && cnt < sizeof(buf) - 1) { + tmp_pos += 2; + tmpx++; + ch = get_char(vc, (u_short *)tmp_pos, &temp); +diff --git a/drivers/android/binder.c b/drivers/android/binder.c +index 708c91215ec06..bcbaa4d6a0ff5 100644 +--- a/drivers/android/binder.c ++++ b/drivers/android/binder.c +@@ -2042,8 +2042,10 @@ static size_t binder_get_object(struct binder_proc *proc, + size_t object_size = 0; + + read_size = min_t(size_t, sizeof(*object), buffer->data_size - offset); +- if (offset > buffer->data_size || read_size < sizeof(*hdr)) ++ if (offset > buffer->data_size || read_size < sizeof(*hdr) || ++ !IS_ALIGNED(offset, sizeof(u32))) + return 0; ++ + if (u) { + if (copy_from_user(object, u + offset, read_size)) + return 0; +diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c +index a1a8b282b99b1..b2836e8efefd2 100644 +--- a/drivers/bluetooth/btusb.c ++++ b/drivers/bluetooth/btusb.c +@@ -418,6 +418,8 @@ static const struct usb_device_id blacklist_table[] = { + /* Realtek 8852BE Bluetooth devices */ + { USB_DEVICE(0x0cb8, 0xc559), .driver_info = BTUSB_REALTEK | + BTUSB_WIDEBAND_SPEECH }, ++ { USB_DEVICE(0x0bda, 0x4853), .driver_info = BTUSB_REALTEK | ++ BTUSB_WIDEBAND_SPEECH }, + { USB_DEVICE(0x0bda, 0x887b), .driver_info = BTUSB_REALTEK | + BTUSB_WIDEBAND_SPEECH }, + { USB_DEVICE(0x0bda, 0xb85b), .driver_info = BTUSB_REALTEK | +diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c +index aa2f1f8aa2994..a0927c7f83d60 100644 +--- a/drivers/clk/clk.c ++++ b/drivers/clk/clk.c +@@ -37,7 +37,11 @@ static HLIST_HEAD(clk_root_list); + static HLIST_HEAD(clk_orphan_list); + static LIST_HEAD(clk_notifier_list); + +-static struct hlist_head *all_lists[] = { ++/* List of registered clks that use runtime PM */ ++static HLIST_HEAD(clk_rpm_list); ++static DEFINE_MUTEX(clk_rpm_list_lock); ++ ++static const struct hlist_head *all_lists[] = { + &clk_root_list, + &clk_orphan_list, + NULL, +@@ -59,6 +63,7 @@ struct clk_core { + struct clk_hw *hw; + struct module *owner; + struct device *dev; ++ struct hlist_node rpm_node; + struct device_node *of_node; + struct clk_core *parent; + struct clk_parent_map *parents; +@@ -129,6 +134,89 @@ static void clk_pm_runtime_put(struct clk_core *core) + pm_runtime_put_sync(core->dev); + } + ++/** ++ * clk_pm_runtime_get_all() - Runtime "get" all clk provider devices ++ * ++ * Call clk_pm_runtime_get() on all runtime PM enabled clks in the clk tree so ++ * that disabling unused clks avoids a deadlock where a device is runtime PM ++ * resuming/suspending and the runtime PM callback is trying to grab the ++ * prepare_lock for something like clk_prepare_enable() while ++ * clk_disable_unused_subtree() holds the prepare_lock and is trying to runtime ++ * PM resume/suspend the device as well. ++ * ++ * Context: Acquires the 'clk_rpm_list_lock' and returns with the lock held on ++ * success. Otherwise the lock is released on failure. ++ * ++ * Return: 0 on success, negative errno otherwise. ++ */ ++static int clk_pm_runtime_get_all(void) ++{ ++ int ret; ++ struct clk_core *core, *failed; ++ ++ /* ++ * Grab the list lock to prevent any new clks from being registered ++ * or unregistered until clk_pm_runtime_put_all(). ++ */ ++ mutex_lock(&clk_rpm_list_lock); ++ ++ /* ++ * Runtime PM "get" all the devices that are needed for the clks ++ * currently registered. Do this without holding the prepare_lock, to ++ * avoid the deadlock. ++ */ ++ hlist_for_each_entry(core, &clk_rpm_list, rpm_node) { ++ ret = clk_pm_runtime_get(core); ++ if (ret) { ++ failed = core; ++ pr_err("clk: Failed to runtime PM get '%s' for clk '%s'\n", ++ dev_name(failed->dev), failed->name); ++ goto err; ++ } ++ } ++ ++ return 0; ++ ++err: ++ hlist_for_each_entry(core, &clk_rpm_list, rpm_node) { ++ if (core == failed) ++ break; ++ ++ clk_pm_runtime_put(core); ++ } ++ mutex_unlock(&clk_rpm_list_lock); ++ ++ return ret; ++} ++ ++/** ++ * clk_pm_runtime_put_all() - Runtime "put" all clk provider devices ++ * ++ * Put the runtime PM references taken in clk_pm_runtime_get_all() and release ++ * the 'clk_rpm_list_lock'. ++ */ ++static void clk_pm_runtime_put_all(void) ++{ ++ struct clk_core *core; ++ ++ hlist_for_each_entry(core, &clk_rpm_list, rpm_node) ++ clk_pm_runtime_put(core); ++ mutex_unlock(&clk_rpm_list_lock); ++} ++ ++static void clk_pm_runtime_init(struct clk_core *core) ++{ ++ struct device *dev = core->dev; ++ ++ if (dev && pm_runtime_enabled(dev)) { ++ core->rpm_enabled = true; ++ ++ mutex_lock(&clk_rpm_list_lock); ++ hlist_add_head(&core->rpm_node, &clk_rpm_list); ++ mutex_unlock(&clk_rpm_list_lock); ++ } ++} ++ + /*** locking ***/ + static void clk_prepare_lock(void) + { +@@ -1231,9 +1319,6 @@ static void __init clk_unprepare_unused_subtree(struct clk_core *core) + if (core->flags & CLK_IGNORE_UNUSED) + return; + +- if (clk_pm_runtime_get(core)) +- return; +- + if (clk_core_is_prepared(core)) { + trace_clk_unprepare(core); + if (core->ops->unprepare_unused) +@@ -1242,8 +1327,6 @@ static void __init clk_unprepare_unused_subtree(struct clk_core *core) + core->ops->unprepare(core->hw); + trace_clk_unprepare_complete(core); + } +- +- clk_pm_runtime_put(core); + } + + static void __init clk_disable_unused_subtree(struct clk_core *core) +@@ -1259,9 +1342,6 @@ static void __init clk_disable_unused_subtree(struct clk_core *core) + if (core->flags & CLK_OPS_PARENT_ENABLE) + clk_core_prepare_enable(core->parent); + +- if (clk_pm_runtime_get(core)) +- goto unprepare_out; +- + flags = clk_enable_lock(); + + if (core->enable_count) +@@ -1286,8 +1366,6 @@ static void __init clk_disable_unused_subtree(struct clk_core *core) + + unlock_out: + clk_enable_unlock(flags); +- clk_pm_runtime_put(core); +-unprepare_out: + if (core->flags & CLK_OPS_PARENT_ENABLE) + clk_core_disable_unprepare(core->parent); + } +@@ -1303,12 +1381,22 @@ __setup("clk_ignore_unused", clk_ignore_unused_setup); + static int __init clk_disable_unused(void) + { + struct clk_core *core; ++ int ret; + + if (clk_ignore_unused) { + pr_warn("clk: Not disabling unused clocks\n"); + return 0; + } + ++ pr_info("clk: Disabling unused clocks\n"); ++ ++ ret = clk_pm_runtime_get_all(); ++ if (ret) ++ return ret; ++ /* ++ * Grab the prepare lock to keep the clk topology stable while iterating ++ * over clks. ++ */ + clk_prepare_lock(); + + hlist_for_each_entry(core, &clk_root_list, child_node) +@@ -1325,6 +1413,8 @@ static int __init clk_disable_unused(void) + + clk_prepare_unlock(); + ++ clk_pm_runtime_put_all(); ++ + return 0; + } + late_initcall_sync(clk_disable_unused); +@@ -3630,9 +3720,6 @@ static int __clk_core_init(struct clk_core *core) + } + + clk_core_reparent_orphans_nolock(); +- +- +- kref_init(&core->ref); + out: + clk_pm_runtime_put(core); + unlock: +@@ -3842,6 +3929,22 @@ static void clk_core_free_parent_map(struct clk_core *core) + kfree(core->parents); + } + ++/* Free memory allocated for a struct clk_core */ ++static void __clk_release(struct kref *ref) ++{ ++ struct clk_core *core = container_of(ref, struct clk_core, ref); ++ ++ if (core->rpm_enabled) { ++ mutex_lock(&clk_rpm_list_lock); ++ hlist_del(&core->rpm_node); ++ mutex_unlock(&clk_rpm_list_lock); ++ } ++ ++ clk_core_free_parent_map(core); ++ kfree_const(core->name); ++ kfree(core); ++} ++ + static struct clk * + __clk_register(struct device *dev, struct device_node *np, struct clk_hw *hw) + { +@@ -3862,6 +3965,8 @@ __clk_register(struct device *dev, struct device_node *np, struct clk_hw *hw) + goto fail_out; + } + ++ kref_init(&core->ref); ++ + core->name = kstrdup_const(init->name, GFP_KERNEL); + if (!core->name) { + ret = -ENOMEM; +@@ -3874,9 +3979,8 @@ __clk_register(struct device *dev, struct device_node *np, struct clk_hw *hw) + } + core->ops = init->ops; + +- if (dev && pm_runtime_enabled(dev)) +- core->rpm_enabled = true; + core->dev = dev; ++ clk_pm_runtime_init(core); + core->of_node = np; + if (dev && dev->driver) + core->owner = dev->driver->owner; +@@ -3916,12 +4020,10 @@ __clk_register(struct device *dev, struct device_node *np, struct clk_hw *hw) + hw->clk = NULL; + + fail_create_clk: +- clk_core_free_parent_map(core); + fail_parents: + fail_ops: +- kfree_const(core->name); + fail_name: +- kfree(core); ++ kref_put(&core->ref, __clk_release); + fail_out: + return ERR_PTR(ret); + } +@@ -4001,18 +4103,6 @@ int of_clk_hw_register(struct device_node *node, struct clk_hw *hw) + } + EXPORT_SYMBOL_GPL(of_clk_hw_register); + +-/* Free memory allocated for a clock. */ +-static void __clk_release(struct kref *ref) +-{ +- struct clk_core *core = container_of(ref, struct clk_core, ref); +- +- lockdep_assert_held(&prepare_lock); +- +- clk_core_free_parent_map(core); +- kfree_const(core->name); +- kfree(core); +-} +- + /* + * Empty clk_ops for unregistered clocks. These are used temporarily + * after clk_unregister() was called on a clock and until last clock +@@ -4065,7 +4155,7 @@ static void clk_core_evict_parent_cache_subtree(struct clk_core *root, + /* Remove this clk from all parent caches */ + static void clk_core_evict_parent_cache(struct clk_core *core) + { +- struct hlist_head **lists; ++ const struct hlist_head **lists; + struct clk_core *root; + + lockdep_assert_held(&prepare_lock); +diff --git a/drivers/devfreq/devfreq.c b/drivers/devfreq/devfreq.c +index 216594b861191..93df6cef4f5a9 100644 +--- a/drivers/devfreq/devfreq.c ++++ b/drivers/devfreq/devfreq.c +@@ -1639,7 +1639,7 @@ static ssize_t trans_stat_show(struct device *dev, + struct device_attribute *attr, char *buf) + { + struct devfreq *df = to_devfreq(dev); +- ssize_t len; ++ ssize_t len = 0; + int i, j; + unsigned int max_state; + +@@ -1648,7 +1648,7 @@ static ssize_t trans_stat_show(struct device *dev, + max_state = df->profile->max_state; + + if (max_state == 0) +- return sprintf(buf, "Not Supported.\n"); ++ return scnprintf(buf, PAGE_SIZE, "Not Supported.\n"); + + mutex_lock(&df->lock); + if (!df->stop_polling && +@@ -1658,33 +1658,54 @@ static ssize_t trans_stat_show(struct device *dev, + } + mutex_unlock(&df->lock); + +- len = sprintf(buf, " From : To\n"); +- len += sprintf(buf + len, " :"); +- for (i = 0; i < max_state; i++) +- len += sprintf(buf + len, "%10lu", +- df->profile->freq_table[i]); ++ len += scnprintf(buf + len, PAGE_SIZE - len, " From : To\n"); ++ len += scnprintf(buf + len, PAGE_SIZE - len, " :"); ++ for (i = 0; i < max_state; i++) { ++ if (len >= PAGE_SIZE - 1) ++ break; ++ len += scnprintf(buf + len, PAGE_SIZE - len, "%10lu", ++ df->profile->freq_table[i]); ++ } ++ if (len >= PAGE_SIZE - 1) ++ return PAGE_SIZE - 1; + +- len += sprintf(buf + len, " time(ms)\n"); ++ len += scnprintf(buf + len, PAGE_SIZE - len, " time(ms)\n"); + + for (i = 0; i < max_state; i++) { ++ if (len >= PAGE_SIZE - 1) ++ break; + if (df->profile->freq_table[i] + == df->previous_freq) { +- len += sprintf(buf + len, "*"); ++ len += scnprintf(buf + len, PAGE_SIZE - len, "*"); + } else { +- len += sprintf(buf + len, " "); ++ len += scnprintf(buf + len, PAGE_SIZE - len, " "); ++ } ++ if (len >= PAGE_SIZE - 1) ++ break; ++ ++ len += scnprintf(buf + len, PAGE_SIZE - len, "%10lu:", ++ df->profile->freq_table[i]); ++ for (j = 0; j < max_state; j++) { ++ if (len >= PAGE_SIZE - 1) ++ break; ++ len += scnprintf(buf + len, PAGE_SIZE - len, "%10u", ++ df->stats.trans_table[(i * max_state) + j]); + } +- len += sprintf(buf + len, "%10lu:", +- df->profile->freq_table[i]); +- for (j = 0; j < max_state; j++) +- len += sprintf(buf + len, "%10u", +- df->stats.trans_table[(i * max_state) + j]); ++ if (len >= PAGE_SIZE - 1) ++ break; ++ len += scnprintf(buf + len, PAGE_SIZE - len, "%10llu\n", (u64) ++ jiffies64_to_msecs(df->stats.time_in_state[i])); ++ } ++ ++ if (len < PAGE_SIZE - 1) ++ len += scnprintf(buf + len, PAGE_SIZE - len, "Total transition : %u\n", ++ df->stats.total_trans); + +- len += sprintf(buf + len, "%10llu\n", (u64) +- jiffies64_to_msecs(df->stats.time_in_state[i])); ++ if (len >= PAGE_SIZE - 1) { ++ pr_warn_once("devfreq transition table exceeds PAGE_SIZE. Disabling\n"); ++ return -EFBIG; + } + +- len += sprintf(buf + len, "Total transition : %u\n", +- df->stats.total_trans); + return len; + } + +diff --git a/drivers/dma/idma64.c b/drivers/dma/idma64.c +index f5a84c8463945..db506e1f7ef4e 100644 +--- a/drivers/dma/idma64.c ++++ b/drivers/dma/idma64.c +@@ -167,6 +167,10 @@ static irqreturn_t idma64_irq(int irq, void *dev) + u32 status_err; + unsigned short i; + ++ /* Since IRQ may be shared, check if DMA controller is powered on */ ++ if (status == GENMASK(31, 0)) ++ return IRQ_NONE; ++ + dev_vdbg(idma64->dma.dev, "%s: status=%#x\n", __func__, status); + + /* Check if we have any interrupt from the DMA controller */ +diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c +index 04202d75f4eed..695feb3443d80 100644 +--- a/drivers/dma/owl-dma.c ++++ b/drivers/dma/owl-dma.c +@@ -249,7 +249,7 @@ static void pchan_update(struct owl_dma_pchan *pchan, u32 reg, + else + regval &= ~val; + +- writel(val, pchan->base + reg); ++ writel(regval, pchan->base + reg); + } + + static void pchan_writel(struct owl_dma_pchan *pchan, u32 reg, u32 data) +@@ -273,7 +273,7 @@ static void dma_update(struct owl_dma *od, u32 reg, u32 val, bool state) + else + regval &= ~val; + +- writel(val, od->base + reg); ++ writel(regval, od->base + reg); + } + + static void dma_writel(struct owl_dma *od, u32 reg, u32 data) +diff --git a/drivers/dma/xilinx/xilinx_dpdma.c b/drivers/dma/xilinx/xilinx_dpdma.c +index 6c709803203ad..058c3a6ed6bbf 100644 +--- a/drivers/dma/xilinx/xilinx_dpdma.c ++++ b/drivers/dma/xilinx/xilinx_dpdma.c +@@ -213,7 +213,8 @@ struct xilinx_dpdma_tx_desc { + * @running: true if the channel is running + * @first_frame: flag for the first frame of stream + * @video_group: flag if multi-channel operation is needed for video channels +- * @lock: lock to access struct xilinx_dpdma_chan ++ * @lock: lock to access struct xilinx_dpdma_chan. Must be taken before ++ * @vchan.lock, if both are to be held. + * @desc_pool: descriptor allocation pool + * @err_task: error IRQ bottom half handler + * @desc: References to descriptors being processed +@@ -1101,12 +1102,14 @@ static void xilinx_dpdma_chan_vsync_irq(struct xilinx_dpdma_chan *chan) + * Complete the active descriptor, if any, promote the pending + * descriptor to active, and queue the next transfer, if any. + */ ++ spin_lock(&chan->vchan.lock); + if (chan->desc.active) + vchan_cookie_complete(&chan->desc.active->vdesc); + chan->desc.active = pending; + chan->desc.pending = NULL; + + xilinx_dpdma_chan_queue_transfer(chan); ++ spin_unlock(&chan->vchan.lock); + + out: + spin_unlock_irqrestore(&chan->lock, flags); +@@ -1264,10 +1267,12 @@ static void xilinx_dpdma_issue_pending(struct dma_chan *dchan) + struct xilinx_dpdma_chan *chan = to_xilinx_chan(dchan); + unsigned long flags; + +- spin_lock_irqsave(&chan->vchan.lock, flags); ++ spin_lock_irqsave(&chan->lock, flags); ++ spin_lock(&chan->vchan.lock); + if (vchan_issue_pending(&chan->vchan)) + xilinx_dpdma_chan_queue_transfer(chan); +- spin_unlock_irqrestore(&chan->vchan.lock, flags); ++ spin_unlock(&chan->vchan.lock); ++ spin_unlock_irqrestore(&chan->lock, flags); + } + + static int xilinx_dpdma_config(struct dma_chan *dchan, +@@ -1491,7 +1496,9 @@ static void xilinx_dpdma_chan_err_task(struct tasklet_struct *t) + XILINX_DPDMA_EINTR_CHAN_ERR_MASK << chan->id); + + spin_lock_irqsave(&chan->lock, flags); ++ spin_lock(&chan->vchan.lock); + xilinx_dpdma_chan_queue_transfer(chan); ++ spin_unlock(&chan->vchan.lock); + spin_unlock_irqrestore(&chan->lock, flags); + } + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +index 1b4c7ced8b92c..4a95a624fca7b 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +@@ -1259,6 +1259,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu( + err_bo_create: + unreserve_mem_limit(adev, size, alloc_domain, !!sg); + err_reserve_limit: ++ amdgpu_sync_free(&(*mem)->sync); + mutex_destroy(&(*mem)->lock); + kfree(*mem); + err: +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +index 8445bb7ae06ab..ad3de971a0878 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +@@ -2201,6 +2201,37 @@ static void amdgpu_vm_bo_insert_map(struct amdgpu_device *adev, + trace_amdgpu_vm_bo_map(bo_va, mapping); + } + ++/* Validate operation parameters to prevent potential abuse */ ++static int amdgpu_vm_verify_parameters(struct amdgpu_device *adev, ++ struct amdgpu_bo *bo, ++ uint64_t saddr, ++ uint64_t offset, ++ uint64_t size) ++{ ++ uint64_t tmp, lpfn; ++ ++ if (saddr & AMDGPU_GPU_PAGE_MASK ++ || offset & AMDGPU_GPU_PAGE_MASK ++ || size & AMDGPU_GPU_PAGE_MASK) ++ return -EINVAL; ++ ++ if (check_add_overflow(saddr, size, &tmp) ++ || check_add_overflow(offset, size, &tmp) ++ || size == 0 /* which also leads to end < begin */) ++ return -EINVAL; ++ ++ /* make sure object fit at this offset */ ++ if (bo && offset + size > amdgpu_bo_size(bo)) ++ return -EINVAL; ++ ++ /* Ensure last pfn not exceed max_pfn */ ++ lpfn = (saddr + size - 1) >> AMDGPU_GPU_PAGE_SHIFT; ++ if (lpfn >= adev->vm_manager.max_pfn) ++ return -EINVAL; ++ ++ return 0; ++} ++ + /** + * amdgpu_vm_bo_map - map bo inside a vm + * +@@ -2227,21 +2258,14 @@ int amdgpu_vm_bo_map(struct amdgpu_device *adev, + struct amdgpu_bo *bo = bo_va->base.bo; + struct amdgpu_vm *vm = bo_va->base.vm; + uint64_t eaddr; ++ int r; + +- /* validate the parameters */ +- if (saddr & ~PAGE_MASK || offset & ~PAGE_MASK || size & ~PAGE_MASK) +- return -EINVAL; +- if (saddr + size <= saddr || offset + size <= offset) +- return -EINVAL; +- +- /* make sure object fit at this offset */ +- eaddr = saddr + size - 1; +- if ((bo && offset + size > amdgpu_bo_size(bo)) || +- (eaddr >= adev->vm_manager.max_pfn << AMDGPU_GPU_PAGE_SHIFT)) +- return -EINVAL; ++ r = amdgpu_vm_verify_parameters(adev, bo, saddr, offset, size); ++ if (r) ++ return r; + + saddr /= AMDGPU_GPU_PAGE_SIZE; +- eaddr /= AMDGPU_GPU_PAGE_SIZE; ++ eaddr = saddr + (size - 1) / AMDGPU_GPU_PAGE_SIZE; + + tmp = amdgpu_vm_it_iter_first(&vm->va, saddr, eaddr); + if (tmp) { +@@ -2294,17 +2318,9 @@ int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev, + uint64_t eaddr; + int r; + +- /* validate the parameters */ +- if (saddr & ~PAGE_MASK || offset & ~PAGE_MASK || size & ~PAGE_MASK) +- return -EINVAL; +- if (saddr + size <= saddr || offset + size <= offset) +- return -EINVAL; +- +- /* make sure object fit at this offset */ +- eaddr = saddr + size - 1; +- if ((bo && offset + size > amdgpu_bo_size(bo)) || +- (eaddr >= adev->vm_manager.max_pfn << AMDGPU_GPU_PAGE_SHIFT)) +- return -EINVAL; ++ r = amdgpu_vm_verify_parameters(adev, bo, saddr, offset, size); ++ if (r) ++ return r; + + /* Allocate all the needed memory */ + mapping = kmalloc(sizeof(*mapping), GFP_KERNEL); +@@ -2318,7 +2334,7 @@ int amdgpu_vm_bo_replace_map(struct amdgpu_device *adev, + } + + saddr /= AMDGPU_GPU_PAGE_SIZE; +- eaddr /= AMDGPU_GPU_PAGE_SIZE; ++ eaddr = saddr + (size - 1) / AMDGPU_GPU_PAGE_SIZE; + + mapping->start = saddr; + mapping->last = eaddr; +@@ -2405,10 +2421,14 @@ int amdgpu_vm_bo_clear_mappings(struct amdgpu_device *adev, + struct amdgpu_bo_va_mapping *before, *after, *tmp, *next; + LIST_HEAD(removed); + uint64_t eaddr; ++ int r; ++ ++ r = amdgpu_vm_verify_parameters(adev, NULL, saddr, 0, size); ++ if (r) ++ return r; + +- eaddr = saddr + size - 1; + saddr /= AMDGPU_GPU_PAGE_SIZE; +- eaddr /= AMDGPU_GPU_PAGE_SIZE; ++ eaddr = saddr + (size - 1) / AMDGPU_GPU_PAGE_SIZE; + + /* Allocate all the needed memory */ + before = kzalloc(sizeof(*before), GFP_KERNEL); +diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +index 1bd330d431479..ad36f337c8a88 100644 +--- a/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c ++++ b/drivers/gpu/drm/amd/amdgpu/sdma_v5_2.c +@@ -390,17 +390,21 @@ static void sdma_v5_2_ring_emit_hdp_flush(struct amdgpu_ring *ring) + u32 ref_and_mask = 0; + const struct nbio_hdp_flush_reg *nbio_hf_reg = adev->nbio.hdp_flush_reg; + +- ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me; +- +- amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | +- SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) | +- SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */ +- amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_done_offset(adev)) << 2); +- amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_req_offset(adev)) << 2); +- amdgpu_ring_write(ring, ref_and_mask); /* reference */ +- amdgpu_ring_write(ring, ref_and_mask); /* mask */ +- amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | +- SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ ++ if (ring->me > 1) { ++ amdgpu_asic_flush_hdp(adev, ring); ++ } else { ++ ref_and_mask = nbio_hf_reg->ref_and_mask_sdma0 << ring->me; ++ ++ amdgpu_ring_write(ring, SDMA_PKT_HEADER_OP(SDMA_OP_POLL_REGMEM) | ++ SDMA_PKT_POLL_REGMEM_HEADER_HDP_FLUSH(1) | ++ SDMA_PKT_POLL_REGMEM_HEADER_FUNC(3)); /* == */ ++ amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_done_offset(adev)) << 2); ++ amdgpu_ring_write(ring, (adev->nbio.funcs->get_hdp_flush_req_offset(adev)) << 2); ++ amdgpu_ring_write(ring, ref_and_mask); /* reference */ ++ amdgpu_ring_write(ring, ref_and_mask); /* mask */ ++ amdgpu_ring_write(ring, SDMA_PKT_POLL_REGMEM_DW5_RETRY_COUNT(0xfff) | ++ SDMA_PKT_POLL_REGMEM_DW5_INTERVAL(10)); /* retry count, poll interval */ ++ } + } + + /** +diff --git a/drivers/gpu/drm/drm_client_modeset.c b/drivers/gpu/drm/drm_client_modeset.c +index d5fd418236246..7872a04e9a721 100644 +--- a/drivers/gpu/drm/drm_client_modeset.c ++++ b/drivers/gpu/drm/drm_client_modeset.c +@@ -774,6 +774,7 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, + unsigned int total_modes_count = 0; + struct drm_client_offset *offsets; + unsigned int connector_count = 0; ++ /* points to modes protected by mode_config.mutex */ + struct drm_display_mode **modes; + struct drm_crtc **crtcs; + int i, ret = 0; +@@ -842,7 +843,6 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, + drm_client_pick_crtcs(client, connectors, connector_count, + crtcs, modes, 0, width, height); + } +- mutex_unlock(&dev->mode_config.mutex); + + drm_client_modeset_release(client); + +@@ -872,6 +872,7 @@ int drm_client_modeset_probe(struct drm_client_dev *client, unsigned int width, + modeset->y = offset->y; + } + } ++ mutex_unlock(&dev->mode_config.mutex); + + mutex_unlock(&client->modeset_mutex); + out: +diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c +index d204ea8a5618e..5cdf0d8d4bc18 100644 +--- a/drivers/gpu/drm/nouveau/nouveau_bios.c ++++ b/drivers/gpu/drm/nouveau/nouveau_bios.c +@@ -23,6 +23,7 @@ + */ + + #include "nouveau_drv.h" ++#include "nouveau_bios.h" + #include "nouveau_reg.h" + #include "dispnv04/hw.h" + #include "nouveau_encoder.h" +@@ -1672,7 +1673,7 @@ apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf) + */ + if (nv_match_device(dev, 0x0201, 0x1462, 0x8851)) { + if (*conn == 0xf2005014 && *conf == 0xffffffff) { +- fabricate_dcb_output(dcb, DCB_OUTPUT_TMDS, 1, 1, 1); ++ fabricate_dcb_output(dcb, DCB_OUTPUT_TMDS, 1, 1, DCB_OUTPUT_B); + return false; + } + } +@@ -1758,26 +1759,26 @@ fabricate_dcb_encoder_table(struct drm_device *dev, struct nvbios *bios) + #ifdef __powerpc__ + /* Apple iMac G4 NV17 */ + if (of_machine_is_compatible("PowerMac4,5")) { +- fabricate_dcb_output(dcb, DCB_OUTPUT_TMDS, 0, all_heads, 1); +- fabricate_dcb_output(dcb, DCB_OUTPUT_ANALOG, 1, all_heads, 2); ++ fabricate_dcb_output(dcb, DCB_OUTPUT_TMDS, 0, all_heads, DCB_OUTPUT_B); ++ fabricate_dcb_output(dcb, DCB_OUTPUT_ANALOG, 1, all_heads, DCB_OUTPUT_C); + return; + } + #endif + + /* Make up some sane defaults */ + fabricate_dcb_output(dcb, DCB_OUTPUT_ANALOG, +- bios->legacy.i2c_indices.crt, 1, 1); ++ bios->legacy.i2c_indices.crt, 1, DCB_OUTPUT_B); + + if (nv04_tv_identify(dev, bios->legacy.i2c_indices.tv) >= 0) + fabricate_dcb_output(dcb, DCB_OUTPUT_TV, + bios->legacy.i2c_indices.tv, +- all_heads, 0); ++ all_heads, DCB_OUTPUT_A); + + else if (bios->tmds.output0_script_ptr || + bios->tmds.output1_script_ptr) + fabricate_dcb_output(dcb, DCB_OUTPUT_TMDS, + bios->legacy.i2c_indices.panel, +- all_heads, 1); ++ all_heads, DCB_OUTPUT_B); + } + + static int +diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c +index 4bf486b571013..cb05f7f48a98b 100644 +--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c ++++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/shadowof.c +@@ -66,11 +66,16 @@ of_init(struct nvkm_bios *bios, const char *name) + return ERR_PTR(-EINVAL); + } + ++static void of_fini(void *p) ++{ ++ kfree(p); ++} ++ + const struct nvbios_source + nvbios_of = { + .name = "OpenFirmware", + .init = of_init, +- .fini = (void(*)(void *))kfree, ++ .fini = of_fini, + .read = of_read, + .size = of_size, + .rw = false, +diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c +index 02c4eb28cef44..f3db07325dbd8 100644 +--- a/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c ++++ b/drivers/gpu/drm/nouveau/nvkm/subdev/instmem/nv50.c +@@ -221,8 +221,11 @@ nv50_instobj_acquire(struct nvkm_memory *memory) + void __iomem *map = NULL; + + /* Already mapped? */ +- if (refcount_inc_not_zero(&iobj->maps)) ++ if (refcount_inc_not_zero(&iobj->maps)) { ++ /* read barrier match the wmb on refcount set */ ++ smp_rmb(); + return iobj->map; ++ } + + /* Take the lock, and re-check that another thread hasn't + * already mapped the object in the meantime. +@@ -249,6 +252,8 @@ nv50_instobj_acquire(struct nvkm_memory *memory) + iobj->base.memory.ptrs = &nv50_instobj_fast; + else + iobj->base.memory.ptrs = &nv50_instobj_slow; ++ /* barrier to ensure the ptrs are written before refcount is set */ ++ smp_wmb(); + refcount_set(&iobj->maps, 1); + } + +diff --git a/drivers/gpu/drm/panel/panel-visionox-rm69299.c b/drivers/gpu/drm/panel/panel-visionox-rm69299.c +index eb43503ec97b3..6134432e4918d 100644 +--- a/drivers/gpu/drm/panel/panel-visionox-rm69299.c ++++ b/drivers/gpu/drm/panel/panel-visionox-rm69299.c +@@ -261,8 +261,6 @@ static int visionox_rm69299_remove(struct mipi_dsi_device *dsi) + struct visionox_rm69299 *ctx = mipi_dsi_get_drvdata(dsi); + + mipi_dsi_detach(ctx->dsi); +- mipi_dsi_device_unregister(ctx->dsi); +- + drm_panel_remove(&ctx->panel); + return 0; + } +diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c +index 14811d42a5a91..4f8e8f392daba 100644 +--- a/drivers/hid/i2c-hid/i2c-hid-core.c ++++ b/drivers/hid/i2c-hid/i2c-hid-core.c +@@ -56,7 +56,6 @@ + /* flags */ + #define I2C_HID_STARTED 0 + #define I2C_HID_RESET_PENDING 1 +-#define I2C_HID_READ_PENDING 2 + + #define I2C_HID_PWR_ON 0x00 + #define I2C_HID_PWR_SLEEP 0x01 +@@ -256,7 +255,6 @@ static int __i2c_hid_command(struct i2c_client *client, + msg[1].len = data_len; + msg[1].buf = buf_recv; + msg_num = 2; +- set_bit(I2C_HID_READ_PENDING, &ihid->flags); + } + + if (wait) +@@ -264,9 +262,6 @@ static int __i2c_hid_command(struct i2c_client *client, + + ret = i2c_transfer(client->adapter, msg, msg_num); + +- if (data_len > 0) +- clear_bit(I2C_HID_READ_PENDING, &ihid->flags); +- + if (ret != msg_num) + return ret < 0 ? ret : -EIO; + +@@ -538,9 +533,6 @@ static irqreturn_t i2c_hid_irq(int irq, void *dev_id) + { + struct i2c_hid *ihid = dev_id; + +- if (test_bit(I2C_HID_READ_PENDING, &ihid->flags)) +- return IRQ_HANDLED; +- + i2c_hid_get_input(ihid); + + return IRQ_HANDLED; +diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c +index 34fecf97a355b..e8a89e18c640e 100644 +--- a/drivers/i2c/i2c-core-base.c ++++ b/drivers/i2c/i2c-core-base.c +@@ -2013,13 +2013,18 @@ static int i2c_check_for_quirks(struct i2c_adapter *adap, struct i2c_msg *msgs, + * Returns negative errno, else the number of messages executed. + * + * Adapter lock must be held when calling this function. No debug logging +- * takes place. adap->algo->master_xfer existence isn't checked. ++ * takes place. + */ + int __i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) + { + unsigned long orig_jiffies; + int ret, try; + ++ if (!adap->algo->master_xfer) { ++ dev_dbg(&adap->dev, "I2C level transfers not supported\n"); ++ return -EOPNOTSUPP; ++ } ++ + if (WARN_ON(!msgs || num < 1)) + return -EINVAL; + +@@ -2086,11 +2091,6 @@ int i2c_transfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) + { + int ret; + +- if (!adap->algo->master_xfer) { +- dev_dbg(&adap->dev, "I2C level transfers not supported\n"); +- return -EOPNOTSUPP; +- } +- + /* REVISIT the fault reporting model here is weak: + * + * - When we get an error after receiving N bytes from a slave, +diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c +index 2a30b25c5e7e5..26c66685a43dd 100644 +--- a/drivers/infiniband/core/cm.c ++++ b/drivers/infiniband/core/cm.c +@@ -1057,23 +1057,26 @@ static void cm_reset_to_idle(struct cm_id_private *cm_id_priv) + } + } + +-static noinline void cm_destroy_id_wait_timeout(struct ib_cm_id *cm_id) ++static noinline void cm_destroy_id_wait_timeout(struct ib_cm_id *cm_id, ++ enum ib_cm_state old_state) + { + struct cm_id_private *cm_id_priv; + + cm_id_priv = container_of(cm_id, struct cm_id_private, id); +- pr_err("%s: cm_id=%p timed out. state=%d refcnt=%d\n", __func__, +- cm_id, cm_id->state, refcount_read(&cm_id_priv->refcount)); ++ pr_err("%s: cm_id=%p timed out. state %d -> %d, refcnt=%d\n", __func__, ++ cm_id, old_state, cm_id->state, refcount_read(&cm_id_priv->refcount)); + } + + static void cm_destroy_id(struct ib_cm_id *cm_id, int err) + { + struct cm_id_private *cm_id_priv; ++ enum ib_cm_state old_state; + struct cm_work *work; + int ret; + + cm_id_priv = container_of(cm_id, struct cm_id_private, id); + spin_lock_irq(&cm_id_priv->lock); ++ old_state = cm_id->state; + retest: + switch (cm_id->state) { + case IB_CM_LISTEN: +@@ -1187,7 +1190,7 @@ static void cm_destroy_id(struct ib_cm_id *cm_id, int err) + msecs_to_jiffies( + CM_DESTROY_ID_WAIT_TIMEOUT)); + if (!ret) /* timeout happened */ +- cm_destroy_id_wait_timeout(cm_id); ++ cm_destroy_id_wait_timeout(cm_id, old_state); + } while (!ret); + + while ((work = cm_dequeue_work(cm_id_priv)) != NULL) +diff --git a/drivers/infiniband/hw/mlx5/mad.c b/drivers/infiniband/hw/mlx5/mad.c +index cca7a4a6bd82d..7f12a9b05c872 100644 +--- a/drivers/infiniband/hw/mlx5/mad.c ++++ b/drivers/infiniband/hw/mlx5/mad.c +@@ -166,7 +166,8 @@ static int process_pma_cmd(struct mlx5_ib_dev *dev, u8 port_num, + mdev = dev->mdev; + mdev_port_num = 1; + } +- if (MLX5_CAP_GEN(dev->mdev, num_ports) == 1) { ++ if (MLX5_CAP_GEN(dev->mdev, num_ports) == 1 && ++ !mlx5_core_mp_enabled(mdev)) { + /* set local port to one for Function-Per-Port HCA. */ + mdev = dev->mdev; + mdev_port_num = 1; +diff --git a/drivers/infiniband/sw/rxe/rxe.c b/drivers/infiniband/sw/rxe/rxe.c +index 95f0de0c8b49c..0505c81aa8d04 100644 +--- a/drivers/infiniband/sw/rxe/rxe.c ++++ b/drivers/infiniband/sw/rxe/rxe.c +@@ -35,6 +35,8 @@ void rxe_dealloc(struct ib_device *ib_dev) + + if (rxe->tfm) + crypto_free_shash(rxe->tfm); ++ ++ mutex_destroy(&rxe->usdev_lock); + } + + /* initialize rxe device parameters */ +diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c +index aabf56272b86d..02e3183a4c67e 100644 +--- a/drivers/iommu/intel/svm.c ++++ b/drivers/iommu/intel/svm.c +@@ -33,7 +33,7 @@ int intel_svm_enable_prq(struct intel_iommu *iommu) + struct page *pages; + int irq, ret; + +- pages = alloc_pages(GFP_KERNEL | __GFP_ZERO, PRQ_ORDER); ++ pages = alloc_pages_node(iommu->node, GFP_KERNEL | __GFP_ZERO, PRQ_ORDER); + if (!pages) { + pr_warn("IOMMU: %s: Failed to allocate page request queue\n", + iommu->name); +diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c +index c1f3cd82caf33..4e486cccc4cc6 100644 +--- a/drivers/irqchip/irq-gic-v3-its.c ++++ b/drivers/irqchip/irq-gic-v3-its.c +@@ -4508,13 +4508,8 @@ static int its_vpe_irq_domain_alloc(struct irq_domain *domain, unsigned int virq + set_bit(i, bitmap); + } + +- if (err) { +- if (i > 0) +- its_vpe_irq_domain_free(domain, virq, i); +- +- its_lpi_free(bitmap, base, nr_ids); +- its_free_prop_table(vprop_page); +- } ++ if (err) ++ its_vpe_irq_domain_free(domain, virq, i); + + return err; + } +diff --git a/drivers/mailbox/imx-mailbox.c b/drivers/mailbox/imx-mailbox.c +index c5663398c6b7d..28f5450e41306 100644 +--- a/drivers/mailbox/imx-mailbox.c ++++ b/drivers/mailbox/imx-mailbox.c +@@ -331,8 +331,6 @@ static int imx_mu_startup(struct mbox_chan *chan) + break; + } + +- priv->suspend = true; +- + return 0; + } + +@@ -550,8 +548,6 @@ static int imx_mu_probe(struct platform_device *pdev) + + clk_disable_unprepare(priv->clk); + +- priv->suspend = false; +- + return 0; + + disable_runtime_pm: +@@ -614,6 +610,8 @@ static int __maybe_unused imx_mu_suspend_noirq(struct device *dev) + if (!priv->clk) + priv->xcr = imx_mu_read(priv, priv->dcfg->xCR); + ++ priv->suspend = true; ++ + return 0; + } + +@@ -632,6 +630,8 @@ static int __maybe_unused imx_mu_resume_noirq(struct device *dev) + if (!imx_mu_read(priv, priv->dcfg->xCR) && !priv->clk) + imx_mu_write(priv, priv->xcr, priv->dcfg->xCR); + ++ priv->suspend = false; ++ + return 0; + } + +diff --git a/drivers/media/cec/core/cec-adap.c b/drivers/media/cec/core/cec-adap.c +index 97b479223fe52..2f7ab5df1c584 100644 +--- a/drivers/media/cec/core/cec-adap.c ++++ b/drivers/media/cec/core/cec-adap.c +@@ -1116,20 +1116,6 @@ void cec_received_msg_ts(struct cec_adapter *adap, + if (valid_la && min_len) { + /* These messages have special length requirements */ + switch (cmd) { +- case CEC_MSG_TIMER_STATUS: +- if (msg->msg[2] & 0x10) { +- switch (msg->msg[2] & 0xf) { +- case CEC_OP_PROG_INFO_NOT_ENOUGH_SPACE: +- case CEC_OP_PROG_INFO_MIGHT_NOT_BE_ENOUGH_SPACE: +- if (msg->len < 5) +- valid_la = false; +- break; +- } +- } else if ((msg->msg[2] & 0xf) == CEC_OP_PROG_ERROR_DUPLICATE) { +- if (msg->len < 5) +- valid_la = false; +- } +- break; + case CEC_MSG_RECORD_ON: + switch (msg->msg[2]) { + case CEC_OP_RECORD_SRC_OWN: +diff --git a/drivers/misc/mei/pci-me.c b/drivers/misc/mei/pci-me.c +index 91586d8afcaa0..2809338a5c3ae 100644 +--- a/drivers/misc/mei/pci-me.c ++++ b/drivers/misc/mei/pci-me.c +@@ -115,7 +115,7 @@ static const struct pci_device_id mei_me_pci_tbl[] = { + {MEI_PCI_DEVICE(MEI_DEV_ID_ADP_P, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ADP_N, MEI_ME_PCH15_CFG)}, + +- {MEI_PCI_DEVICE(MEI_DEV_ID_RPL_S, MEI_ME_PCH15_CFG)}, ++ {MEI_PCI_DEVICE(MEI_DEV_ID_RPL_S, MEI_ME_PCH15_SPS_CFG)}, + + {MEI_PCI_DEVICE(MEI_DEV_ID_MTL_M, MEI_ME_PCH15_CFG)}, + {MEI_PCI_DEVICE(MEI_DEV_ID_ARL_S, MEI_ME_PCH15_CFG)}, +diff --git a/drivers/mtd/nand/raw/diskonchip.c b/drivers/mtd/nand/raw/diskonchip.c +index 26b265e4384a1..9ee7daa6fa3c8 100644 +--- a/drivers/mtd/nand/raw/diskonchip.c ++++ b/drivers/mtd/nand/raw/diskonchip.c +@@ -53,7 +53,7 @@ static unsigned long doc_locations[] __initdata = { + 0xe8000, 0xea000, 0xec000, 0xee000, + #endif + #endif +- 0xffffffff }; ++}; + + static struct mtd_info *doclist = NULL; + +@@ -1552,7 +1552,7 @@ static int __init init_nanddoc(void) + if (ret < 0) + return ret; + } else { +- for (i = 0; (doc_locations[i] != 0xffffffff); i++) { ++ for (i = 0; i < ARRAY_SIZE(doc_locations); i++) { + doc_probe(doc_locations[i]); + } + } +diff --git a/drivers/net/ethernet/amazon/ena/ena_com.c b/drivers/net/ethernet/amazon/ena/ena_com.c +index d59ea5148c16c..60645ea7c0f80 100644 +--- a/drivers/net/ethernet/amazon/ena/ena_com.c ++++ b/drivers/net/ethernet/amazon/ena/ena_com.c +@@ -352,7 +352,7 @@ static int ena_com_init_io_sq(struct ena_com_dev *ena_dev, + ENA_COM_BOUNCE_BUFFER_CNTRL_CNT; + io_sq->bounce_buf_ctrl.next_to_use = 0; + +- size = io_sq->bounce_buf_ctrl.buffer_size * ++ size = (size_t)io_sq->bounce_buf_ctrl.buffer_size * + io_sq->bounce_buf_ctrl.buffers_num; + + dev_node = dev_to_node(ena_dev->dmadev); +diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c +index fa65971949fce..9149c82c0a564 100644 +--- a/drivers/net/ethernet/amazon/ena/ena_netdev.c ++++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c +@@ -1105,8 +1105,11 @@ static void ena_unmap_tx_buff(struct ena_ring *tx_ring, + static void ena_free_tx_bufs(struct ena_ring *tx_ring) + { + bool print_once = true; ++ bool is_xdp_ring; + u32 i; + ++ is_xdp_ring = ENA_IS_XDP_INDEX(tx_ring->adapter, tx_ring->qid); ++ + for (i = 0; i < tx_ring->ring_size; i++) { + struct ena_tx_buffer *tx_info = &tx_ring->tx_buffer_info[i]; + +@@ -1126,10 +1129,15 @@ static void ena_free_tx_bufs(struct ena_ring *tx_ring) + + ena_unmap_tx_buff(tx_ring, tx_info); + +- dev_kfree_skb_any(tx_info->skb); ++ if (is_xdp_ring) ++ xdp_return_frame(tx_info->xdpf); ++ else ++ dev_kfree_skb_any(tx_info->skb); + } +- netdev_tx_reset_queue(netdev_get_tx_queue(tx_ring->netdev, +- tx_ring->qid)); ++ ++ if (!is_xdp_ring) ++ netdev_tx_reset_queue(netdev_get_tx_queue(tx_ring->netdev, ++ tx_ring->qid)); + } + + static void ena_free_all_tx_bufs(struct ena_adapter *adapter) +@@ -3672,10 +3680,11 @@ static void check_for_missing_completions(struct ena_adapter *adapter) + { + struct ena_ring *tx_ring; + struct ena_ring *rx_ring; +- int i, budget, rc; ++ int qid, budget, rc; + int io_queue_count; + + io_queue_count = adapter->xdp_num_queues + adapter->num_io_queues; ++ + /* Make sure the driver doesn't turn the device in other process */ + smp_rmb(); + +@@ -3688,27 +3697,29 @@ static void check_for_missing_completions(struct ena_adapter *adapter) + if (adapter->missing_tx_completion_to == ENA_HW_HINTS_NO_TIMEOUT) + return; + +- budget = ENA_MONITORED_TX_QUEUES; ++ budget = min_t(u32, io_queue_count, ENA_MONITORED_TX_QUEUES); + +- for (i = adapter->last_monitored_tx_qid; i < io_queue_count; i++) { +- tx_ring = &adapter->tx_ring[i]; +- rx_ring = &adapter->rx_ring[i]; ++ qid = adapter->last_monitored_tx_qid; ++ ++ while (budget) { ++ qid = (qid + 1) % io_queue_count; ++ ++ tx_ring = &adapter->tx_ring[qid]; ++ rx_ring = &adapter->rx_ring[qid]; + + rc = check_missing_comp_in_tx_queue(adapter, tx_ring); + if (unlikely(rc)) + return; + +- rc = !ENA_IS_XDP_INDEX(adapter, i) ? ++ rc = !ENA_IS_XDP_INDEX(adapter, qid) ? + check_for_rx_interrupt_queue(adapter, rx_ring) : 0; + if (unlikely(rc)) + return; + + budget--; +- if (!budget) +- break; + } + +- adapter->last_monitored_tx_qid = i % io_queue_count; ++ adapter->last_monitored_tx_qid = qid; + } + + /* trigger napi schedule after 2 consecutive detections */ +diff --git a/drivers/net/ethernet/broadcom/b44.c b/drivers/net/ethernet/broadcom/b44.c +index b455b60a5434b..7ad9a47156912 100644 +--- a/drivers/net/ethernet/broadcom/b44.c ++++ b/drivers/net/ethernet/broadcom/b44.c +@@ -2027,12 +2027,14 @@ static int b44_set_pauseparam(struct net_device *dev, + bp->flags |= B44_FLAG_TX_PAUSE; + else + bp->flags &= ~B44_FLAG_TX_PAUSE; +- if (bp->flags & B44_FLAG_PAUSE_AUTO) { +- b44_halt(bp); +- b44_init_rings(bp); +- b44_init_hw(bp, B44_FULL_RESET); +- } else { +- __b44_set_flow_ctrl(bp, bp->flags); ++ if (netif_running(dev)) { ++ if (bp->flags & B44_FLAG_PAUSE_AUTO) { ++ b44_halt(bp); ++ b44_init_rings(bp); ++ b44_init_hw(bp, B44_FULL_RESET); ++ } else { ++ __b44_set_flow_ctrl(bp, bp->flags); ++ } + } + spin_unlock_irq(&bp->lock); + +diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c +index 6ea2d94c3ddea..35a903f6df215 100644 +--- a/drivers/net/ethernet/intel/i40e/i40e_main.c ++++ b/drivers/net/ethernet/intel/i40e/i40e_main.c +@@ -15488,8 +15488,8 @@ static int i40e_probe(struct pci_dev *pdev, const struct pci_device_id *ent) + val = (rd32(&pf->hw, I40E_PRTGL_SAH) & + I40E_PRTGL_SAH_MFS_MASK) >> I40E_PRTGL_SAH_MFS_SHIFT; + if (val < MAX_FRAME_SIZE_DEFAULT) +- dev_warn(&pdev->dev, "MFS for port %x has been set below the default: %x\n", +- pf->hw.port, val); ++ dev_warn(&pdev->dev, "MFS for port %x (%d) has been set below the default (%d)\n", ++ pf->hw.port, val, MAX_FRAME_SIZE_DEFAULT); + + /* Add a filter to drop all Flow control frames from any VSI from being + * transmitted. By doing so we stop a malicious VF from sending out +@@ -16023,7 +16023,7 @@ static int __init i40e_init_module(void) + * since we need to be able to guarantee forward progress even under + * memory pressure. + */ +- i40e_wq = alloc_workqueue("%s", WQ_MEM_RECLAIM, 0, i40e_driver_name); ++ i40e_wq = alloc_workqueue("%s", 0, 0, i40e_driver_name); + if (!i40e_wq) { + pr_err("%s: Failed to create workqueue\n", i40e_driver_name); + return -ENOMEM; +diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c +index b64801bc216bb..65259722a5728 100644 +--- a/drivers/net/ethernet/intel/iavf/iavf_main.c ++++ b/drivers/net/ethernet/intel/iavf/iavf_main.c +@@ -2642,6 +2642,34 @@ static void iavf_del_all_cloud_filters(struct iavf_adapter *adapter) + spin_unlock_bh(&adapter->cloud_filter_list_lock); + } + ++/** ++ * iavf_is_tc_config_same - Compare the mqprio TC config with the ++ * TC config already configured on this adapter. ++ * @adapter: board private structure ++ * @mqprio_qopt: TC config received from kernel. ++ * ++ * This function compares the TC config received from the kernel ++ * with the config already configured on the adapter. ++ * ++ * Return: True if configuration is same, false otherwise. ++ **/ ++static bool iavf_is_tc_config_same(struct iavf_adapter *adapter, ++ struct tc_mqprio_qopt *mqprio_qopt) ++{ ++ struct virtchnl_channel_info *ch = &adapter->ch_config.ch_info[0]; ++ int i; ++ ++ if (adapter->num_tc != mqprio_qopt->num_tc) ++ return false; ++ ++ for (i = 0; i < adapter->num_tc; i++) { ++ if (ch[i].count != mqprio_qopt->count[i] || ++ ch[i].offset != mqprio_qopt->offset[i]) ++ return false; ++ } ++ return true; ++} ++ + /** + * __iavf_setup_tc - configure multiple traffic classes + * @netdev: network interface device structure +@@ -2698,7 +2726,7 @@ static int __iavf_setup_tc(struct net_device *netdev, void *type_data) + if (ret) + return ret; + /* Return if same TC config is requested */ +- if (adapter->num_tc == num_tc) ++ if (iavf_is_tc_config_same(adapter, &mqprio_qopt->qopt)) + return 0; + adapter->num_tc = num_tc; + +diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +index e549b09c347a7..fb4b18be503c5 100644 +--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c ++++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c +@@ -3146,18 +3146,18 @@ int rvu_nix_init(struct rvu *rvu) + */ + rvu_write64(rvu, blkaddr, NIX_AF_CFG, + rvu_read64(rvu, blkaddr, NIX_AF_CFG) | 0x40ULL); ++ } + +- /* Set chan/link to backpressure TL3 instead of TL2 */ +- rvu_write64(rvu, blkaddr, NIX_AF_PSE_CHANNEL_LEVEL, 0x01); ++ /* Set chan/link to backpressure TL3 instead of TL2 */ ++ rvu_write64(rvu, blkaddr, NIX_AF_PSE_CHANNEL_LEVEL, 0x01); + +- /* Disable SQ manager's sticky mode operation (set TM6 = 0) +- * This sticky mode is known to cause SQ stalls when multiple +- * SQs are mapped to same SMQ and transmitting pkts at a time. +- */ +- cfg = rvu_read64(rvu, blkaddr, NIX_AF_SQM_DBG_CTL_STATUS); +- cfg &= ~BIT_ULL(15); +- rvu_write64(rvu, blkaddr, NIX_AF_SQM_DBG_CTL_STATUS, cfg); +- } ++ /* Disable SQ manager's sticky mode operation (set TM6 = 0) ++ * This sticky mode is known to cause SQ stalls when multiple ++ * SQs are mapped to same SMQ and transmitting pkts at a time. ++ */ ++ cfg = rvu_read64(rvu, blkaddr, NIX_AF_SQM_DBG_CTL_STATUS); ++ cfg &= ~BIT_ULL(15); ++ rvu_write64(rvu, blkaddr, NIX_AF_SQM_DBG_CTL_STATUS, cfg); + + ltdefs = rvu->kpu.lt_def; + /* Calibrate X2P bus to check if CGX/LBK links are fine */ +diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +index 39c17e9039157..0ba43c93abb26 100644 +--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c ++++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +@@ -114,15 +114,18 @@ static u8 alloc_token(struct mlx5_cmd *cmd) + return token; + } + +-static int cmd_alloc_index(struct mlx5_cmd *cmd) ++static int cmd_alloc_index(struct mlx5_cmd *cmd, struct mlx5_cmd_work_ent *ent) + { + unsigned long flags; + int ret; + + spin_lock_irqsave(&cmd->alloc_lock, flags); + ret = find_first_bit(&cmd->bitmask, cmd->max_reg_cmds); +- if (ret < cmd->max_reg_cmds) ++ if (ret < cmd->max_reg_cmds) { + clear_bit(ret, &cmd->bitmask); ++ ent->idx = ret; ++ cmd->ent_arr[ent->idx] = ent; ++ } + spin_unlock_irqrestore(&cmd->alloc_lock, flags); + + return ret < cmd->max_reg_cmds ? ret : -ENOMEM; +@@ -912,7 +915,7 @@ static void cmd_work_handler(struct work_struct *work) + sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem; + down(sem); + if (!ent->page_queue) { +- alloc_ret = cmd_alloc_index(cmd); ++ alloc_ret = cmd_alloc_index(cmd, ent); + if (alloc_ret < 0) { + mlx5_core_err_rl(dev, "failed to allocate command entry\n"); + if (ent->callback) { +@@ -927,15 +930,14 @@ static void cmd_work_handler(struct work_struct *work) + up(sem); + return; + } +- ent->idx = alloc_ret; + } else { + ent->idx = cmd->max_reg_cmds; + spin_lock_irqsave(&cmd->alloc_lock, flags); + clear_bit(ent->idx, &cmd->bitmask); ++ cmd->ent_arr[ent->idx] = ent; + spin_unlock_irqrestore(&cmd->alloc_lock, flags); + } + +- cmd->ent_arr[ent->idx] = ent; + lay = get_inst(cmd, ent->idx); + ent->lay = lay; + memset(lay, 0, sizeof(*lay)); +diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +index 4e8e3797aed08..074c9eb44ab73 100644 +--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c ++++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +@@ -1675,8 +1675,9 @@ static struct mlx5_flow_handle *add_rule_fg(struct mlx5_flow_group *fg, + } + trace_mlx5_fs_set_fte(fte, false); + ++ /* Link newly added rules into the tree. */ + for (i = 0; i < handle->num_rules; i++) { +- if (refcount_read(&handle->rule[i]->node.refcount) == 1) { ++ if (!handle->rule[i]->node.parent) { + tree_add_node(&handle->rule[i]->node, &fte->node); + trace_mlx5_fs_add_rule(handle->rule[i]); + } +diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c +index 1a86535c49685..f568ae250393f 100644 +--- a/drivers/net/ethernet/mellanox/mlxsw/core.c ++++ b/drivers/net/ethernet/mellanox/mlxsw/core.c +@@ -697,7 +697,7 @@ static void mlxsw_emad_rx_listener_func(struct sk_buff *skb, u8 local_port, + + static const struct mlxsw_listener mlxsw_emad_rx_listener = + MLXSW_RXL(mlxsw_emad_rx_listener_func, ETHEMAD, TRAP_TO_CPU, false, +- EMAD, DISCARD); ++ EMAD, FORWARD); + + static int mlxsw_emad_init(struct mlxsw_core *mlxsw_core) + { +diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c +index 483c8b75bebb8..46b1120a8151e 100644 +--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c ++++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c +@@ -713,7 +713,9 @@ static void mlxsw_sp_acl_tcam_vregion_rehash_work(struct work_struct *work) + rehash.dw.work); + int credits = MLXSW_SP_ACL_TCAM_VREGION_REHASH_CREDITS; + ++ mutex_lock(&vregion->lock); + mlxsw_sp_acl_tcam_vregion_rehash(vregion->mlxsw_sp, vregion, &credits); ++ mutex_unlock(&vregion->lock); + if (credits < 0) + /* Rehash gone out of credits so it was interrupted. + * Schedule the work as soon as possible to continue. +@@ -723,6 +725,17 @@ static void mlxsw_sp_acl_tcam_vregion_rehash_work(struct work_struct *work) + mlxsw_sp_acl_tcam_vregion_rehash_work_schedule(vregion); + } + ++static void ++mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(struct mlxsw_sp_acl_tcam_rehash_ctx *ctx) ++{ ++ /* The entry markers are relative to the current chunk and therefore ++ * needs to be reset together with the chunk marker. ++ */ ++ ctx->current_vchunk = NULL; ++ ctx->start_ventry = NULL; ++ ctx->stop_ventry = NULL; ++} ++ + static void + mlxsw_sp_acl_tcam_rehash_ctx_vchunk_changed(struct mlxsw_sp_acl_tcam_vchunk *vchunk) + { +@@ -745,7 +758,7 @@ mlxsw_sp_acl_tcam_rehash_ctx_vregion_changed(struct mlxsw_sp_acl_tcam_vregion *v + * the current chunk pointer to make sure all chunks + * are properly migrated. + */ +- vregion->rehash.ctx.current_vchunk = NULL; ++ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(&vregion->rehash.ctx); + } + + static struct mlxsw_sp_acl_tcam_vregion * +@@ -818,10 +831,14 @@ mlxsw_sp_acl_tcam_vregion_destroy(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_tcam *tcam = vregion->tcam; + + if (vgroup->vregion_rehash_enabled && ops->region_rehash_hints_get) { ++ struct mlxsw_sp_acl_tcam_rehash_ctx *ctx = &vregion->rehash.ctx; ++ + mutex_lock(&tcam->lock); + list_del(&vregion->tlist); + mutex_unlock(&tcam->lock); +- cancel_delayed_work_sync(&vregion->rehash.dw); ++ if (cancel_delayed_work_sync(&vregion->rehash.dw) && ++ ctx->hints_priv) ++ ops->region_rehash_hints_put(ctx->hints_priv); + } + mlxsw_sp_acl_tcam_vgroup_vregion_detach(mlxsw_sp, vregion); + if (vregion->region2) +@@ -1187,8 +1204,14 @@ mlxsw_sp_acl_tcam_ventry_activity_get(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_tcam_ventry *ventry, + bool *activity) + { +- return mlxsw_sp_acl_tcam_entry_activity_get(mlxsw_sp, +- ventry->entry, activity); ++ struct mlxsw_sp_acl_tcam_vregion *vregion = ventry->vchunk->vregion; ++ int err; ++ ++ mutex_lock(&vregion->lock); ++ err = mlxsw_sp_acl_tcam_entry_activity_get(mlxsw_sp, ventry->entry, ++ activity); ++ mutex_unlock(&vregion->lock); ++ return err; + } + + static int +@@ -1222,6 +1245,8 @@ mlxsw_sp_acl_tcam_vchunk_migrate_start(struct mlxsw_sp *mlxsw_sp, + { + struct mlxsw_sp_acl_tcam_chunk *new_chunk; + ++ WARN_ON(vchunk->chunk2); ++ + new_chunk = mlxsw_sp_acl_tcam_chunk_create(mlxsw_sp, vchunk, region); + if (IS_ERR(new_chunk)) + return PTR_ERR(new_chunk); +@@ -1240,7 +1265,7 @@ mlxsw_sp_acl_tcam_vchunk_migrate_end(struct mlxsw_sp *mlxsw_sp, + { + mlxsw_sp_acl_tcam_chunk_destroy(mlxsw_sp, vchunk->chunk2); + vchunk->chunk2 = NULL; +- ctx->current_vchunk = NULL; ++ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(ctx); + } + + static int +@@ -1263,6 +1288,9 @@ mlxsw_sp_acl_tcam_vchunk_migrate_one(struct mlxsw_sp *mlxsw_sp, + return 0; + } + ++ if (list_empty(&vchunk->ventry_list)) ++ goto out; ++ + /* If the migration got interrupted, we have the ventry to start from + * stored in context. + */ +@@ -1272,6 +1300,8 @@ mlxsw_sp_acl_tcam_vchunk_migrate_one(struct mlxsw_sp *mlxsw_sp, + ventry = list_first_entry(&vchunk->ventry_list, + typeof(*ventry), list); + ++ WARN_ON(ventry->vchunk != vchunk); ++ + list_for_each_entry_from(ventry, &vchunk->ventry_list, list) { + /* During rollback, once we reach the ventry that failed + * to migrate, we are done. +@@ -1312,6 +1342,7 @@ mlxsw_sp_acl_tcam_vchunk_migrate_one(struct mlxsw_sp *mlxsw_sp, + } + } + ++out: + mlxsw_sp_acl_tcam_vchunk_migrate_end(mlxsw_sp, vchunk, ctx); + return 0; + } +@@ -1325,6 +1356,9 @@ mlxsw_sp_acl_tcam_vchunk_migrate_all(struct mlxsw_sp *mlxsw_sp, + struct mlxsw_sp_acl_tcam_vchunk *vchunk; + int err; + ++ if (list_empty(&vregion->vchunk_list)) ++ return 0; ++ + /* If the migration got interrupted, we have the vchunk + * we are working on stored in context. + */ +@@ -1353,16 +1387,17 @@ mlxsw_sp_acl_tcam_vregion_migrate(struct mlxsw_sp *mlxsw_sp, + int err, err2; + + trace_mlxsw_sp_acl_tcam_vregion_migrate(mlxsw_sp, vregion); +- mutex_lock(&vregion->lock); + err = mlxsw_sp_acl_tcam_vchunk_migrate_all(mlxsw_sp, vregion, + ctx, credits); + if (err) { ++ if (ctx->this_is_rollback) ++ return err; + /* In case migration was not successful, we need to swap + * so the original region pointer is assigned again + * to vregion->region. + */ + swap(vregion->region, vregion->region2); +- ctx->current_vchunk = NULL; ++ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(ctx); + ctx->this_is_rollback = true; + err2 = mlxsw_sp_acl_tcam_vchunk_migrate_all(mlxsw_sp, vregion, + ctx, credits); +@@ -1373,7 +1408,6 @@ mlxsw_sp_acl_tcam_vregion_migrate(struct mlxsw_sp *mlxsw_sp, + /* Let the rollback to be continued later on. */ + } + } +- mutex_unlock(&vregion->lock); + trace_mlxsw_sp_acl_tcam_vregion_migrate_end(mlxsw_sp, vregion); + return err; + } +@@ -1422,6 +1456,7 @@ mlxsw_sp_acl_tcam_vregion_rehash_start(struct mlxsw_sp *mlxsw_sp, + + ctx->hints_priv = hints_priv; + ctx->this_is_rollback = false; ++ mlxsw_sp_acl_tcam_rehash_ctx_vchunk_reset(ctx); + + return 0; + +@@ -1474,7 +1509,8 @@ mlxsw_sp_acl_tcam_vregion_rehash(struct mlxsw_sp *mlxsw_sp, + err = mlxsw_sp_acl_tcam_vregion_migrate(mlxsw_sp, vregion, + ctx, credits); + if (err) { +- dev_err(mlxsw_sp->bus_info->dev, "Failed to migrate vregion\n"); ++ dev_err_ratelimited(mlxsw_sp->bus_info->dev, "Failed to migrate vregion\n"); ++ return; + } + + if (*credits >= 0) +diff --git a/drivers/net/ethernet/ti/am65-cpts.c b/drivers/net/ethernet/ti/am65-cpts.c +index 5dc60ecabe561..e0fcdbadf2cba 100644 +--- a/drivers/net/ethernet/ti/am65-cpts.c ++++ b/drivers/net/ethernet/ti/am65-cpts.c +@@ -649,6 +649,11 @@ static bool am65_cpts_match_tx_ts(struct am65_cpts *cpts, + struct am65_cpts_skb_cb_data *skb_cb = + (struct am65_cpts_skb_cb_data *)skb->cb; + ++ if ((ptp_classify_raw(skb) & PTP_CLASS_V1) && ++ ((mtype_seqid & AM65_CPTS_EVENT_1_SEQUENCE_ID_MASK) == ++ (skb_cb->skb_mtype_seqid & AM65_CPTS_EVENT_1_SEQUENCE_ID_MASK))) ++ mtype_seqid = skb_cb->skb_mtype_seqid; ++ + if (mtype_seqid == skb_cb->skb_mtype_seqid) { + u64 ns = event->timestamp; + +diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c +index 2bb9820c66641..af35361a3dcee 100644 +--- a/drivers/net/geneve.c ++++ b/drivers/net/geneve.c +@@ -907,7 +907,7 @@ static int geneve_xmit_skb(struct sk_buff *skb, struct net_device *dev, + __be16 sport; + int err; + +- if (!pskb_inet_may_pull(skb)) ++ if (!skb_vlan_inet_prepare(skb)) + return -EINVAL; + + sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); +@@ -1004,7 +1004,7 @@ static int geneve6_xmit_skb(struct sk_buff *skb, struct net_device *dev, + __be16 sport; + int err; + +- if (!pskb_inet_may_pull(skb)) ++ if (!skb_vlan_inet_prepare(skb)) + return -EINVAL; + + sport = udp_flow_src_port(geneve->net, skb, 1, USHRT_MAX, true); +diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c +index 4e19760cddefe..c8246363d3832 100644 +--- a/drivers/net/gtp.c ++++ b/drivers/net/gtp.c +@@ -700,11 +700,12 @@ static int gtp_newlink(struct net *src_net, struct net_device *dev, + static void gtp_dellink(struct net_device *dev, struct list_head *head) + { + struct gtp_dev *gtp = netdev_priv(dev); ++ struct hlist_node *next; + struct pdp_ctx *pctx; + int i; + + for (i = 0; i < gtp->hash_size; i++) +- hlist_for_each_entry_rcu(pctx, >p->tid_hash[i], hlist_tid) ++ hlist_for_each_entry_safe(pctx, next, >p->tid_hash[i], hlist_tid) + pdp_context_delete(pctx); + + list_del_rcu(>p->list); +diff --git a/drivers/net/tun.c b/drivers/net/tun.c +index bb0368272a1bb..77e63e7366e78 100644 +--- a/drivers/net/tun.c ++++ b/drivers/net/tun.c +@@ -2141,14 +2141,16 @@ static ssize_t tun_put_user(struct tun_struct *tun, + tun_is_little_endian(tun), true, + vlan_hlen)) { + struct skb_shared_info *sinfo = skb_shinfo(skb); +- pr_err("unexpected GSO type: " +- "0x%x, gso_size %d, hdr_len %d\n", +- sinfo->gso_type, tun16_to_cpu(tun, gso.gso_size), +- tun16_to_cpu(tun, gso.hdr_len)); +- print_hex_dump(KERN_ERR, "tun: ", +- DUMP_PREFIX_NONE, +- 16, 1, skb->head, +- min((int)tun16_to_cpu(tun, gso.hdr_len), 64), true); ++ ++ if (net_ratelimit()) { ++ netdev_err(tun->dev, "unexpected GSO type: 0x%x, gso_size %d, hdr_len %d\n", ++ sinfo->gso_type, tun16_to_cpu(tun, gso.gso_size), ++ tun16_to_cpu(tun, gso.hdr_len)); ++ print_hex_dump(KERN_ERR, "tun: ", ++ DUMP_PREFIX_NONE, ++ 16, 1, skb->head, ++ min((int)tun16_to_cpu(tun, gso.hdr_len), 64), true); ++ } + WARN_ON_ONCE(1); + return -EINVAL; + } +diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c +index 38cb863ccb911..da4a2427b005f 100644 +--- a/drivers/net/usb/ax88179_178a.c ++++ b/drivers/net/usb/ax88179_178a.c +@@ -1558,21 +1558,16 @@ static int ax88179_rx_fixup(struct usbnet *dev, struct sk_buff *skb) + /* Skip IP alignment pseudo header */ + skb_pull(skb, 2); + +- skb->truesize = SKB_TRUESIZE(pkt_len_plus_padd); + ax88179_rx_checksum(skb, pkt_hdr); + return 1; + } + +- ax_skb = skb_clone(skb, GFP_ATOMIC); ++ ax_skb = netdev_alloc_skb_ip_align(dev->net, pkt_len); + if (!ax_skb) + return 0; +- skb_trim(ax_skb, pkt_len); ++ skb_put(ax_skb, pkt_len); ++ memcpy(ax_skb->data, skb->data + 2, pkt_len); + +- /* Skip IP alignment pseudo header */ +- skb_pull(ax_skb, 2); +- +- skb->truesize = pkt_len_plus_padd + +- SKB_DATA_ALIGN(sizeof(struct sk_buff)); + ax88179_rx_checksum(ax_skb, pkt_hdr); + usbnet_skb_return(dev, ax_skb); + +diff --git a/drivers/net/vxlan/vxlan_core.c b/drivers/net/vxlan/vxlan_core.c +index 3096769e718ed..b173497a3e0ca 100644 +--- a/drivers/net/vxlan/vxlan_core.c ++++ b/drivers/net/vxlan/vxlan_core.c +@@ -1778,6 +1778,10 @@ 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/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +index b1335fe3b01a2..e2df8ddc1a56a 100644 +--- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c ++++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c +@@ -106,6 +106,8 @@ int iwl_mvm_ftm_add_pasn_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif, + if (!pasn) + return -ENOBUFS; + ++ iwl_mvm_ftm_remove_pasn_sta(mvm, addr); ++ + pasn->cipher = iwl_mvm_cipher_to_location_cipher(cipher); + + switch (pasn->cipher) { +diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c +index c70f62fe321eb..081ec1105572e 100644 +--- a/drivers/nfc/trf7970a.c ++++ b/drivers/nfc/trf7970a.c +@@ -424,7 +424,8 @@ struct trf7970a { + enum trf7970a_state state; + struct device *dev; + struct spi_device *spi; +- struct regulator *regulator; ++ struct regulator *vin_regulator; ++ struct regulator *vddio_regulator; + struct nfc_digital_dev *ddev; + u32 quirks; + bool is_initiator; +@@ -1882,7 +1883,7 @@ static int trf7970a_power_up(struct trf7970a *trf) + if (trf->state != TRF7970A_ST_PWR_OFF) + return 0; + +- ret = regulator_enable(trf->regulator); ++ ret = regulator_enable(trf->vin_regulator); + if (ret) { + dev_err(trf->dev, "%s - Can't enable VIN: %d\n", __func__, ret); + return ret; +@@ -1925,7 +1926,7 @@ static int trf7970a_power_down(struct trf7970a *trf) + if (trf->en2_gpiod && !(trf->quirks & TRF7970A_QUIRK_EN2_MUST_STAY_LOW)) + gpiod_set_value_cansleep(trf->en2_gpiod, 0); + +- ret = regulator_disable(trf->regulator); ++ ret = regulator_disable(trf->vin_regulator); + if (ret) + dev_err(trf->dev, "%s - Can't disable VIN: %d\n", __func__, + ret); +@@ -2064,37 +2065,37 @@ static int trf7970a_probe(struct spi_device *spi) + mutex_init(&trf->lock); + INIT_DELAYED_WORK(&trf->timeout_work, trf7970a_timeout_work_handler); + +- trf->regulator = devm_regulator_get(&spi->dev, "vin"); +- if (IS_ERR(trf->regulator)) { +- ret = PTR_ERR(trf->regulator); ++ trf->vin_regulator = devm_regulator_get(&spi->dev, "vin"); ++ if (IS_ERR(trf->vin_regulator)) { ++ ret = PTR_ERR(trf->vin_regulator); + dev_err(trf->dev, "Can't get VIN regulator: %d\n", ret); + goto err_destroy_lock; + } + +- ret = regulator_enable(trf->regulator); ++ ret = regulator_enable(trf->vin_regulator); + if (ret) { + dev_err(trf->dev, "Can't enable VIN: %d\n", ret); + goto err_destroy_lock; + } + +- uvolts = regulator_get_voltage(trf->regulator); ++ uvolts = regulator_get_voltage(trf->vin_regulator); + if (uvolts > 4000000) + trf->chip_status_ctrl = TRF7970A_CHIP_STATUS_VRS5_3; + +- trf->regulator = devm_regulator_get(&spi->dev, "vdd-io"); +- if (IS_ERR(trf->regulator)) { +- ret = PTR_ERR(trf->regulator); ++ trf->vddio_regulator = devm_regulator_get(&spi->dev, "vdd-io"); ++ if (IS_ERR(trf->vddio_regulator)) { ++ ret = PTR_ERR(trf->vddio_regulator); + dev_err(trf->dev, "Can't get VDD_IO regulator: %d\n", ret); +- goto err_destroy_lock; ++ goto err_disable_vin_regulator; + } + +- ret = regulator_enable(trf->regulator); ++ ret = regulator_enable(trf->vddio_regulator); + if (ret) { + dev_err(trf->dev, "Can't enable VDD_IO: %d\n", ret); +- goto err_destroy_lock; ++ goto err_disable_vin_regulator; + } + +- if (regulator_get_voltage(trf->regulator) == 1800000) { ++ if (regulator_get_voltage(trf->vddio_regulator) == 1800000) { + trf->io_ctrl = TRF7970A_REG_IO_CTRL_IO_LOW; + dev_dbg(trf->dev, "trf7970a config vdd_io to 1.8V\n"); + } +@@ -2107,7 +2108,7 @@ static int trf7970a_probe(struct spi_device *spi) + if (!trf->ddev) { + dev_err(trf->dev, "Can't allocate NFC digital device\n"); + ret = -ENOMEM; +- goto err_disable_regulator; ++ goto err_disable_vddio_regulator; + } + + nfc_digital_set_parent_dev(trf->ddev, trf->dev); +@@ -2136,8 +2137,10 @@ static int trf7970a_probe(struct spi_device *spi) + trf7970a_shutdown(trf); + err_free_ddev: + nfc_digital_free_device(trf->ddev); +-err_disable_regulator: +- regulator_disable(trf->regulator); ++err_disable_vddio_regulator: ++ regulator_disable(trf->vddio_regulator); ++err_disable_vin_regulator: ++ regulator_disable(trf->vin_regulator); + err_destroy_lock: + mutex_destroy(&trf->lock); + return ret; +@@ -2156,7 +2159,8 @@ static int trf7970a_remove(struct spi_device *spi) + nfc_digital_unregister_device(trf->ddev); + nfc_digital_free_device(trf->ddev); + +- regulator_disable(trf->regulator); ++ regulator_disable(trf->vddio_regulator); ++ regulator_disable(trf->vin_regulator); + + mutex_destroy(&trf->lock); + +diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c +index ccc65cfc519f5..51b814e44783e 100644 +--- a/drivers/staging/comedi/drivers/vmk80xx.c ++++ b/drivers/staging/comedi/drivers/vmk80xx.c +@@ -642,33 +642,22 @@ static int vmk80xx_find_usb_endpoints(struct comedi_device *dev) + struct vmk80xx_private *devpriv = dev->private; + struct usb_interface *intf = comedi_to_usb_interface(dev); + struct usb_host_interface *iface_desc = intf->cur_altsetting; +- struct usb_endpoint_descriptor *ep_desc; +- int i; +- +- if (iface_desc->desc.bNumEndpoints != 2) +- return -ENODEV; +- +- for (i = 0; i < iface_desc->desc.bNumEndpoints; i++) { +- ep_desc = &iface_desc->endpoint[i].desc; +- +- if (usb_endpoint_is_int_in(ep_desc) || +- usb_endpoint_is_bulk_in(ep_desc)) { +- if (!devpriv->ep_rx) +- devpriv->ep_rx = ep_desc; +- continue; +- } ++ struct usb_endpoint_descriptor *ep_rx_desc, *ep_tx_desc; ++ int ret; + +- if (usb_endpoint_is_int_out(ep_desc) || +- usb_endpoint_is_bulk_out(ep_desc)) { +- if (!devpriv->ep_tx) +- devpriv->ep_tx = ep_desc; +- continue; +- } +- } ++ if (devpriv->model == VMK8061_MODEL) ++ ret = usb_find_common_endpoints(iface_desc, &ep_rx_desc, ++ &ep_tx_desc, NULL, NULL); ++ else ++ ret = usb_find_common_endpoints(iface_desc, NULL, NULL, ++ &ep_rx_desc, &ep_tx_desc); + +- if (!devpriv->ep_rx || !devpriv->ep_tx) ++ if (ret) + return -ENODEV; + ++ devpriv->ep_rx = ep_rx_desc; ++ devpriv->ep_tx = ep_tx_desc; ++ + if (!usb_endpoint_maxp(devpriv->ep_rx) || !usb_endpoint_maxp(devpriv->ep_tx)) + return -EINVAL; + +diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c +index 22e5c4de345b5..b13a944eb4620 100644 +--- a/drivers/thunderbolt/switch.c ++++ b/drivers/thunderbolt/switch.c +@@ -2402,22 +2402,29 @@ void tb_switch_unconfigure_link(struct tb_switch *sw) + { + struct tb_port *up, *down; + +- if (sw->is_unplugged) +- return; + if (!tb_route(sw) || tb_switch_is_icm(sw)) + return; + ++ /* ++ * Unconfigure downstream port so that wake-on-connect can be ++ * configured after router unplug. No need to unconfigure upstream port ++ * since its router is unplugged. ++ */ + up = tb_upstream_port(sw); +- if (tb_switch_is_usb4(up->sw)) +- usb4_port_unconfigure(up); +- else +- tb_lc_unconfigure_port(up); +- + down = up->remote; + if (tb_switch_is_usb4(down->sw)) + usb4_port_unconfigure(down); + else + tb_lc_unconfigure_port(down); ++ ++ if (sw->is_unplugged) ++ return; ++ ++ up = tb_upstream_port(sw); ++ if (tb_switch_is_usb4(up->sw)) ++ usb4_port_unconfigure(up); ++ else ++ tb_lc_unconfigure_port(up); + } + + static int tb_switch_port_hotplug_enable(struct tb_switch *sw) +@@ -2631,7 +2638,26 @@ static int tb_switch_set_wake(struct tb_switch *sw, unsigned int flags) + return tb_lc_set_wake(sw, flags); + } + +-int tb_switch_resume(struct tb_switch *sw) ++static void tb_switch_check_wakes(struct tb_switch *sw) ++{ ++ if (device_may_wakeup(&sw->dev)) { ++ if (tb_switch_is_usb4(sw)) ++ usb4_switch_check_wakes(sw); ++ } ++} ++ ++/** ++ * tb_switch_resume() - Resume a switch after sleep ++ * @sw: Switch to resume ++ * @runtime: Is this resume from runtime suspend or system sleep ++ * ++ * Resumes and re-enumerates router (and all its children), if still plugged ++ * after suspend. Don't enumerate device router whose UID was changed during ++ * suspend. If this is resume from system sleep, notifies PM core about the ++ * wakes occurred during suspend. Disables all wakes, except USB4 wake of ++ * upstream port for USB4 routers that shall be always enabled. ++ */ ++int tb_switch_resume(struct tb_switch *sw, bool runtime) + { + struct tb_port *port; + int err; +@@ -2676,6 +2702,9 @@ int tb_switch_resume(struct tb_switch *sw) + if (err) + return err; + ++ if (!runtime) ++ tb_switch_check_wakes(sw); ++ + /* Disable wakes */ + tb_switch_set_wake(sw, 0); + +@@ -2702,7 +2731,8 @@ int tb_switch_resume(struct tb_switch *sw) + */ + if (tb_port_unlock(port)) + tb_port_warn(port, "failed to unlock port\n"); +- if (port->remote && tb_switch_resume(port->remote->sw)) { ++ if (port->remote && ++ tb_switch_resume(port->remote->sw, runtime)) { + tb_port_warn(port, + "lost during suspend, disconnecting\n"); + tb_sw_set_unplugged(port->remote->sw); +diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c +index a56ea540af00b..26a78847985ba 100644 +--- a/drivers/thunderbolt/tb.c ++++ b/drivers/thunderbolt/tb.c +@@ -1385,7 +1385,7 @@ static int tb_resume_noirq(struct tb *tb) + /* remove any pci devices the firmware might have setup */ + tb_switch_reset(tb->root_switch); + +- tb_switch_resume(tb->root_switch); ++ tb_switch_resume(tb->root_switch, false); + tb_free_invalid_tunnels(tb); + tb_free_unplugged_children(tb->root_switch); + tb_restore_children(tb->root_switch); +@@ -1488,7 +1488,7 @@ static int tb_runtime_resume(struct tb *tb) + struct tb_tunnel *tunnel, *n; + + mutex_lock(&tb->lock); +- tb_switch_resume(tb->root_switch); ++ tb_switch_resume(tb->root_switch, true); + tb_free_invalid_tunnels(tb); + tb_restore_children(tb->root_switch); + list_for_each_entry_safe(tunnel, n, &tcm->tunnel_list, list) +diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h +index 266f3bf8ff5c6..f3df5655f7a1b 100644 +--- a/drivers/thunderbolt/tb.h ++++ b/drivers/thunderbolt/tb.h +@@ -653,7 +653,7 @@ int tb_switch_configure(struct tb_switch *sw); + int tb_switch_add(struct tb_switch *sw); + void tb_switch_remove(struct tb_switch *sw); + void tb_switch_suspend(struct tb_switch *sw, bool runtime); +-int tb_switch_resume(struct tb_switch *sw); ++int tb_switch_resume(struct tb_switch *sw, bool runtime); + int tb_switch_reset(struct tb_switch *sw); + void tb_sw_set_unplugged(struct tb_switch *sw); + struct tb_port *tb_switch_find_port(struct tb_switch *sw, +@@ -957,6 +957,7 @@ static inline struct tb_retimer *tb_to_retimer(struct device *dev) + return NULL; + } + ++void usb4_switch_check_wakes(struct tb_switch *sw); + int usb4_switch_setup(struct tb_switch *sw); + int usb4_switch_read_uid(struct tb_switch *sw, u64 *uid); + int usb4_switch_drom_read(struct tb_switch *sw, unsigned int address, void *buf, +diff --git a/drivers/thunderbolt/usb4.c b/drivers/thunderbolt/usb4.c +index 5b45c45e7c5bf..78c895abb1e48 100644 +--- a/drivers/thunderbolt/usb4.c ++++ b/drivers/thunderbolt/usb4.c +@@ -197,15 +197,18 @@ static int usb4_switch_op(struct tb_switch *sw, u16 opcode, u8 *status) + return 0; + } + +-static void usb4_switch_check_wakes(struct tb_switch *sw) ++/** ++ * usb4_switch_check_wakes() - Check for wakes and notify PM core about them ++ * @sw: Router whose wakes to check ++ * ++ * Checks wakes occurred during suspend and notify the PM core about them. ++ */ ++void usb4_switch_check_wakes(struct tb_switch *sw) + { + struct tb_port *port; + bool wakeup = false; + u32 val; + +- if (!device_may_wakeup(&sw->dev)) +- return; +- + if (tb_route(sw)) { + if (tb_sw_read(sw, &val, TB_CFG_SWITCH, ROUTER_CS_6, 1)) + return; +@@ -270,8 +273,6 @@ int usb4_switch_setup(struct tb_switch *sw) + u32 val = 0; + int ret; + +- usb4_switch_check_wakes(sw); +- + if (!tb_route(sw)) + return 0; + +diff --git a/drivers/tty/serial/mxs-auart.c b/drivers/tty/serial/mxs-auart.c +index b784323a6a7b0..be6c8b9f1606e 100644 +--- a/drivers/tty/serial/mxs-auart.c ++++ b/drivers/tty/serial/mxs-auart.c +@@ -1122,11 +1122,13 @@ static void mxs_auart_set_ldisc(struct uart_port *port, + + static irqreturn_t mxs_auart_irq_handle(int irq, void *context) + { +- u32 istat; ++ u32 istat, stat; + struct mxs_auart_port *s = context; + u32 mctrl_temp = s->mctrl_prev; +- u32 stat = mxs_read(s, REG_STAT); + ++ uart_port_lock(&s->port); ++ ++ stat = mxs_read(s, REG_STAT); + istat = mxs_read(s, REG_INTR); + + /* ack irq */ +@@ -1162,6 +1164,8 @@ static irqreturn_t mxs_auart_irq_handle(int irq, void *context) + istat &= ~AUART_INTR_TXIS; + } + ++ uart_port_unlock(&s->port); ++ + return IRQ_HANDLED; + } + +diff --git a/drivers/tty/serial/pmac_zilog.c b/drivers/tty/serial/pmac_zilog.c +index d6aef8a1f0a48..1d0717fc3729e 100644 +--- a/drivers/tty/serial/pmac_zilog.c ++++ b/drivers/tty/serial/pmac_zilog.c +@@ -217,7 +217,6 @@ static bool pmz_receive_chars(struct uart_pmac_port *uap) + { + struct tty_port *port; + unsigned char ch, r1, drop, flag; +- int loops = 0; + + /* Sanity check, make sure the old bug is no longer happening */ + if (uap->port.state == NULL) { +@@ -298,24 +297,11 @@ static bool pmz_receive_chars(struct uart_pmac_port *uap) + if (r1 & Rx_OVR) + tty_insert_flip_char(port, 0, TTY_OVERRUN); + next_char: +- /* We can get stuck in an infinite loop getting char 0 when the +- * line is in a wrong HW state, we break that here. +- * When that happens, I disable the receive side of the driver. +- * Note that what I've been experiencing is a real irq loop where +- * I'm getting flooded regardless of the actual port speed. +- * Something strange is going on with the HW +- */ +- if ((++loops) > 1000) +- goto flood; + ch = read_zsreg(uap, R0); + if (!(ch & Rx_CH_AV)) + break; + } + +- return true; +- flood: +- pmz_interrupt_control(uap, 0); +- pmz_error("pmz: rx irq flood !\n"); + return true; + } + +diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c +index 58423b16022b4..80332b6a1963e 100644 +--- a/drivers/usb/class/cdc-wdm.c ++++ b/drivers/usb/class/cdc-wdm.c +@@ -471,7 +471,6 @@ static ssize_t wdm_write + static int service_outstanding_interrupt(struct wdm_device *desc) + { + int rv = 0; +- int used; + + /* submit read urb only if the device is waiting for it */ + if (!desc->resp_count || !--desc->resp_count) +@@ -486,10 +485,7 @@ static int service_outstanding_interrupt(struct wdm_device *desc) + goto out; + } + +- used = test_and_set_bit(WDM_RESPONDING, &desc->flags); +- if (used) +- goto out; +- ++ set_bit(WDM_RESPONDING, &desc->flags); + spin_unlock_irq(&desc->iuspin); + rv = usb_submit_urb(desc->response, GFP_KERNEL); + spin_lock_irq(&desc->iuspin); +diff --git a/drivers/usb/core/port.c b/drivers/usb/core/port.c +index 336ecf6e19678..86e8585a55122 100644 +--- a/drivers/usb/core/port.c ++++ b/drivers/usb/core/port.c +@@ -295,8 +295,10 @@ static void usb_port_shutdown(struct device *dev) + { + struct usb_port *port_dev = to_usb_port(dev); + +- if (port_dev->child) ++ if (port_dev->child) { + usb_disable_usb2_hardware_lpm(port_dev->child); ++ usb_unlocked_disable_lpm(port_dev->child); ++ } + } + + static const struct dev_pm_ops usb_port_pm_ops = { +diff --git a/drivers/usb/dwc2/hcd_ddma.c b/drivers/usb/dwc2/hcd_ddma.c +index 6a4aa71da103f..d6fa02d851e49 100644 +--- a/drivers/usb/dwc2/hcd_ddma.c ++++ b/drivers/usb/dwc2/hcd_ddma.c +@@ -897,13 +897,15 @@ static int dwc2_cmpl_host_isoc_dma_desc(struct dwc2_hsotg *hsotg, + struct dwc2_dma_desc *dma_desc; + struct dwc2_hcd_iso_packet_desc *frame_desc; + u16 frame_desc_idx; +- struct urb *usb_urb = qtd->urb->priv; ++ struct urb *usb_urb; + u16 remain = 0; + int rc = 0; + + if (!qtd->urb) + return -EINVAL; + ++ usb_urb = qtd->urb->priv; ++ + dma_sync_single_for_cpu(hsotg->dev, qh->desc_list_dma + (idx * + sizeof(struct dwc2_dma_desc)), + sizeof(struct dwc2_dma_desc), +diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c +index fb1eba835e508..400e3e10b435c 100644 +--- a/drivers/usb/serial/option.c ++++ b/drivers/usb/serial/option.c +@@ -255,6 +255,10 @@ static void option_instat_callback(struct urb *urb); + #define QUECTEL_PRODUCT_EM061K_LMS 0x0124 + #define QUECTEL_PRODUCT_EC25 0x0125 + #define QUECTEL_PRODUCT_EM060K_128 0x0128 ++#define QUECTEL_PRODUCT_EM060K_129 0x0129 ++#define QUECTEL_PRODUCT_EM060K_12a 0x012a ++#define QUECTEL_PRODUCT_EM060K_12b 0x012b ++#define QUECTEL_PRODUCT_EM060K_12c 0x012c + #define QUECTEL_PRODUCT_EG91 0x0191 + #define QUECTEL_PRODUCT_EG95 0x0195 + #define QUECTEL_PRODUCT_BG96 0x0296 +@@ -1218,6 +1222,18 @@ static const struct usb_device_id option_ids[] = { + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_128, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_128, 0xff, 0x00, 0x40) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_128, 0xff, 0xff, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_129, 0xff, 0xff, 0x30) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_129, 0xff, 0x00, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_129, 0xff, 0xff, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12a, 0xff, 0xff, 0x30) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12a, 0xff, 0x00, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12a, 0xff, 0xff, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12b, 0xff, 0xff, 0x30) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12b, 0xff, 0x00, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12b, 0xff, 0xff, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12c, 0xff, 0xff, 0x30) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12c, 0xff, 0x00, 0x40) }, ++ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM060K_12c, 0xff, 0xff, 0x40) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LCN, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LCN, 0xff, 0x00, 0x40) }, + { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM061K_LCN, 0xff, 0xff, 0x40) }, +@@ -1360,6 +1376,12 @@ static const struct usb_device_id option_ids[] = { + .driver_info = NCTRL(2) | RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1083, 0xff), /* Telit FE990 (ECM) */ + .driver_info = NCTRL(0) | RSVD(1) }, ++ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a0, 0xff), /* Telit FN20C04 (rmnet) */ ++ .driver_info = RSVD(0) | NCTRL(3) }, ++ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a4, 0xff), /* Telit FN20C04 (rmnet) */ ++ .driver_info = RSVD(0) | NCTRL(3) }, ++ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x10a9, 0xff), /* Telit FN20C04 (rmnet) */ ++ .driver_info = RSVD(0) | NCTRL(2) | RSVD(3) | RSVD(4) }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910), + .driver_info = NCTRL(0) | RSVD(1) | RSVD(3) }, + { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM), +@@ -2052,6 +2074,10 @@ static const struct usb_device_id option_ids[] = { + .driver_info = RSVD(3) }, + { USB_DEVICE_INTERFACE_CLASS(LONGCHEER_VENDOR_ID, 0x9803, 0xff), + .driver_info = RSVD(4) }, ++ { USB_DEVICE(LONGCHEER_VENDOR_ID, 0x9b05), /* Longsung U8300 */ ++ .driver_info = RSVD(4) | RSVD(5) }, ++ { USB_DEVICE(LONGCHEER_VENDOR_ID, 0x9b3c), /* Longsung U9300 */ ++ .driver_info = RSVD(0) | RSVD(4) }, + { USB_DEVICE(LONGCHEER_VENDOR_ID, ZOOM_PRODUCT_4597) }, + { USB_DEVICE(LONGCHEER_VENDOR_ID, IBALL_3_5G_CONNECT) }, + { USB_DEVICE(HAIER_VENDOR_ID, HAIER_PRODUCT_CE100) }, +@@ -2272,15 +2298,29 @@ static const struct usb_device_id option_ids[] = { + { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */ + { USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0111, 0xff) }, /* Fibocom FM160 (MBIM mode) */ ++ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0115, 0xff), /* Fibocom FM135 (laptop MBIM) */ ++ .driver_info = RSVD(5) }, + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a2, 0xff) }, /* Fibocom FM101-GL (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a3, 0xff) }, /* Fibocom FM101-GL (laptop MBIM) */ + { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a4, 0xff), /* Fibocom FM101-GL (laptop MBIM) */ + .driver_info = RSVD(4) }, ++ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0a04, 0xff) }, /* Fibocom FM650-CN (ECM mode) */ ++ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0a05, 0xff) }, /* Fibocom FM650-CN (NCM mode) */ ++ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0a06, 0xff) }, /* Fibocom FM650-CN (RNDIS mode) */ ++ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0a07, 0xff) }, /* Fibocom FM650-CN (MBIM mode) */ + { USB_DEVICE_INTERFACE_CLASS(0x2df3, 0x9d03, 0xff) }, /* LongSung M5710 */ + { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1404, 0xff) }, /* GosunCn GM500 RNDIS */ + { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1405, 0xff) }, /* GosunCn GM500 MBIM */ + { USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1406, 0xff) }, /* GosunCn GM500 ECM/NCM */ ++ { USB_DEVICE(0x33f8, 0x0104), /* Rolling RW101-GL (laptop RMNET) */ ++ .driver_info = RSVD(4) | RSVD(5) }, ++ { USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x01a2, 0xff) }, /* Rolling RW101-GL (laptop MBIM) */ ++ { USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x01a3, 0xff) }, /* Rolling RW101-GL (laptop MBIM) */ ++ { USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x01a4, 0xff), /* Rolling RW101-GL (laptop MBIM) */ ++ .driver_info = RSVD(4) }, ++ { USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x0115, 0xff), /* Rolling RW135-GL (laptop MBIM) */ ++ .driver_info = RSVD(5) }, + { USB_DEVICE_AND_INTERFACE_INFO(OPPO_VENDOR_ID, OPPO_PRODUCT_R11, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) }, + { USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x40) }, +diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c +index ab67160f72841..8ed9c9b63eb16 100644 +--- a/drivers/vhost/vhost.c ++++ b/drivers/vhost/vhost.c +@@ -2513,9 +2513,19 @@ bool vhost_vq_avail_empty(struct vhost_dev *dev, struct vhost_virtqueue *vq) + r = vhost_get_avail_idx(vq, &avail_idx); + if (unlikely(r)) + return false; ++ + vq->avail_idx = vhost16_to_cpu(vq, avail_idx); ++ if (vq->avail_idx != vq->last_avail_idx) { ++ /* Since we have updated avail_idx, the following ++ * call to vhost_get_vq_desc() will read available ++ * ring entries. Make sure that read happens after ++ * the avail_idx read. ++ */ ++ smp_rmb(); ++ return false; ++ } + +- return vq->avail_idx == vq->last_avail_idx; ++ return true; + } + EXPORT_SYMBOL_GPL(vhost_vq_avail_empty); + +diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c +index d2f77b1242a13..f1731eeb86a7f 100644 +--- a/fs/btrfs/backref.c ++++ b/fs/btrfs/backref.c +@@ -2315,20 +2315,14 @@ struct btrfs_data_container *init_data_container(u32 total_bytes) + size_t alloc_bytes; + + alloc_bytes = max_t(size_t, total_bytes, sizeof(*data)); +- data = kvmalloc(alloc_bytes, GFP_KERNEL); ++ data = kvzalloc(alloc_bytes, GFP_KERNEL); + if (!data) + return ERR_PTR(-ENOMEM); + +- if (total_bytes >= sizeof(*data)) { ++ if (total_bytes >= sizeof(*data)) + data->bytes_left = total_bytes - sizeof(*data); +- data->bytes_missing = 0; +- } else { ++ else + data->bytes_missing = sizeof(*data) - total_bytes; +- data->bytes_left = 0; +- } +- +- data->elem_cnt = 0; +- data->elem_missed = 0; + + return data; + } +diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c +index bcffe7886530a..cdfc791b3c405 100644 +--- a/fs/btrfs/delayed-inode.c ++++ b/fs/btrfs/delayed-inode.c +@@ -1135,6 +1135,9 @@ __btrfs_commit_inode_delayed_items(struct btrfs_trans_handle *trans, + if (ret) + return ret; + ++ ret = btrfs_record_root_in_trans(trans, node->root); ++ if (ret) ++ return ret; + ret = btrfs_update_delayed_inode(trans, node->root, path, node); + return ret; + } +diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c +index 7f849310303b1..50669ff9346c6 100644 +--- a/fs/btrfs/qgroup.c ++++ b/fs/btrfs/qgroup.c +@@ -4114,6 +4114,8 @@ void btrfs_qgroup_convert_reserved_meta(struct btrfs_root *root, int num_bytes) + BTRFS_QGROUP_RSV_META_PREALLOC); + trace_qgroup_meta_convert(root, num_bytes); + qgroup_convert_meta(fs_info, root->root_key.objectid, num_bytes); ++ if (!sb_rdonly(fs_info->sb)) ++ add_root_meta_rsv(root, num_bytes, BTRFS_QGROUP_RSV_META_PERTRANS); + } + + /* +diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c +index 81394e22d0a09..eb7de9e2a384e 100644 +--- a/fs/nilfs2/dir.c ++++ b/fs/nilfs2/dir.c +@@ -243,7 +243,7 @@ nilfs_filetype_table[NILFS_FT_MAX] = { + + #define S_SHIFT 12 + static unsigned char +-nilfs_type_by_mode[S_IFMT >> S_SHIFT] = { ++nilfs_type_by_mode[(S_IFMT >> S_SHIFT) + 1] = { + [S_IFREG >> S_SHIFT] = NILFS_FT_REG_FILE, + [S_IFDIR >> S_SHIFT] = NILFS_FT_DIR, + [S_IFCHR >> S_SHIFT] = NILFS_FT_CHRDEV, +diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c +index 96d0da65e0887..f51b2396830f4 100644 +--- a/fs/sysfs/file.c ++++ b/fs/sysfs/file.c +@@ -429,6 +429,8 @@ struct kernfs_node *sysfs_break_active_protection(struct kobject *kobj, + kn = kernfs_find_and_get(kobj->sd, attr->name); + if (kn) + kernfs_break_active_protection(kn); ++ else ++ kobject_put(kobj); + return kn; + } + EXPORT_SYMBOL_GPL(sysfs_break_active_protection); +diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h +index b060514bf25d2..bbd3aeb2f9c5b 100644 +--- a/include/linux/etherdevice.h ++++ b/include/linux/etherdevice.h +@@ -542,6 +542,31 @@ static inline unsigned long compare_ether_header(const void *a, const void *b) + #endif + } + ++/** ++ * eth_skb_pkt_type - Assign packet type if destination address does not match ++ * @skb: Assigned a packet type if address does not match @dev address ++ * @dev: Network device used to compare packet address against ++ * ++ * If the destination MAC address of the packet does not match the network ++ * device address, assign an appropriate packet type. ++ */ ++static inline void eth_skb_pkt_type(struct sk_buff *skb, ++ const struct net_device *dev) ++{ ++ const struct ethhdr *eth = eth_hdr(skb); ++ ++ if (unlikely(!ether_addr_equal_64bits(eth->h_dest, dev->dev_addr))) { ++ if (unlikely(is_multicast_ether_addr_64bits(eth->h_dest))) { ++ if (ether_addr_equal_64bits(eth->h_dest, dev->broadcast)) ++ skb->pkt_type = PACKET_BROADCAST; ++ else ++ skb->pkt_type = PACKET_MULTICAST; ++ } else { ++ skb->pkt_type = PACKET_OTHERHOST; ++ } ++ } ++} ++ + /** + * eth_skb_pad - Pad buffer to mininum number of octets for Ethernet frame + * @skb: Buffer to pad +diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h +index 3ed4e8771b64e..a53adf4316a53 100644 +--- a/include/linux/irqflags.h ++++ b/include/linux/irqflags.h +@@ -133,7 +133,7 @@ do { \ + # define lockdep_softirq_enter() do { } while (0) + # define lockdep_softirq_exit() do { } while (0) + # define lockdep_hrtimer_enter(__hrtimer) false +-# define lockdep_hrtimer_exit(__context) do { } while (0) ++# define lockdep_hrtimer_exit(__context) do { (void)(__context); } while (0) + # define lockdep_posixtimer_enter() do { } while (0) + # define lockdep_posixtimer_exit() do { } while (0) + # define lockdep_irq_work_enter(__work) do { } while (0) +diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h +index 46a21984c0b22..48b9cd8fdcf7c 100644 +--- a/include/linux/serial_core.h ++++ b/include/linux/serial_core.h +@@ -260,6 +260,85 @@ struct uart_port { + void *private_data; /* generic platform data pointer */ + }; + ++/** ++ * uart_port_lock - Lock the UART port ++ * @up: Pointer to UART port structure ++ */ ++static inline void uart_port_lock(struct uart_port *up) ++{ ++ spin_lock(&up->lock); ++} ++ ++/** ++ * uart_port_lock_irq - Lock the UART port and disable interrupts ++ * @up: Pointer to UART port structure ++ */ ++static inline void uart_port_lock_irq(struct uart_port *up) ++{ ++ spin_lock_irq(&up->lock); ++} ++ ++/** ++ * uart_port_lock_irqsave - Lock the UART port, save and disable interrupts ++ * @up: Pointer to UART port structure ++ * @flags: Pointer to interrupt flags storage ++ */ ++static inline void uart_port_lock_irqsave(struct uart_port *up, unsigned long *flags) ++{ ++ spin_lock_irqsave(&up->lock, *flags); ++} ++ ++/** ++ * uart_port_trylock - Try to lock the UART port ++ * @up: Pointer to UART port structure ++ * ++ * Returns: True if lock was acquired, false otherwise ++ */ ++static inline bool uart_port_trylock(struct uart_port *up) ++{ ++ return spin_trylock(&up->lock); ++} ++ ++/** ++ * uart_port_trylock_irqsave - Try to lock the UART port, save and disable interrupts ++ * @up: Pointer to UART port structure ++ * @flags: Pointer to interrupt flags storage ++ * ++ * Returns: True if lock was acquired, false otherwise ++ */ ++static inline bool uart_port_trylock_irqsave(struct uart_port *up, unsigned long *flags) ++{ ++ return spin_trylock_irqsave(&up->lock, *flags); ++} ++ ++/** ++ * uart_port_unlock - Unlock the UART port ++ * @up: Pointer to UART port structure ++ */ ++static inline void uart_port_unlock(struct uart_port *up) ++{ ++ spin_unlock(&up->lock); ++} ++ ++/** ++ * uart_port_unlock_irq - Unlock the UART port and re-enable interrupts ++ * @up: Pointer to UART port structure ++ */ ++static inline void uart_port_unlock_irq(struct uart_port *up) ++{ ++ spin_unlock_irq(&up->lock); ++} ++ ++/** ++ * uart_port_unlock_irqrestore - Unlock the UART port, restore interrupts ++ * @up: Pointer to UART port structure ++ * @flags: The saved interrupt flags for restore ++ */ ++static inline void uart_port_unlock_irqrestore(struct uart_port *up, unsigned long flags) ++{ ++ spin_unlock_irqrestore(&up->lock, flags); ++} ++ + static inline int serial_port_in(struct uart_port *up, int offset) + { + return up->serial_in(up, offset); +diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h +index f7ed0471d5a85..dbf0993153d35 100644 +--- a/include/linux/trace_events.h ++++ b/include/linux/trace_events.h +@@ -577,7 +577,7 @@ struct trace_event_file { + } \ + early_initcall(trace_init_perf_perm_##name); + +-#define PERF_MAX_TRACE_SIZE 2048 ++#define PERF_MAX_TRACE_SIZE 8192 + + #define MAX_FILTER_STR_VAL 256U /* Should handle KSYM_SYMBOL_LEN */ + +diff --git a/include/linux/u64_stats_sync.h b/include/linux/u64_stats_sync.h +index e81856c0ba134..7c6f81b8971aa 100644 +--- a/include/linux/u64_stats_sync.h ++++ b/include/linux/u64_stats_sync.h +@@ -116,7 +116,11 @@ static inline void u64_stats_inc(u64_stats_t *p) + #endif + + #if BITS_PER_LONG == 32 && defined(CONFIG_SMP) +-#define u64_stats_init(syncp) seqcount_init(&(syncp)->seq) ++#define u64_stats_init(syncp) \ ++ do { \ ++ struct u64_stats_sync *__s = (syncp); \ ++ seqcount_init(&__s->seq); \ ++ } while (0) + #else + static inline void u64_stats_init(struct u64_stats_sync *syncp) + { +diff --git a/include/net/addrconf.h b/include/net/addrconf.h +index 4d0c4cf1d4c88..f666d3628d6aa 100644 +--- a/include/net/addrconf.h ++++ b/include/net/addrconf.h +@@ -437,6 +437,10 @@ static inline void in6_ifa_hold(struct inet6_ifaddr *ifp) + refcount_inc(&ifp->refcnt); + } + ++static inline bool in6_ifa_hold_safe(struct inet6_ifaddr *ifp) ++{ ++ return refcount_inc_not_zero(&ifp->refcnt); ++} + + /* + * compute link-local solicited-node multicast address +diff --git a/include/net/af_unix.h b/include/net/af_unix.h +index a6b6ce8b918b7..349279c4d2672 100644 +--- a/include/net/af_unix.h ++++ b/include/net/af_unix.h +@@ -56,7 +56,7 @@ struct unix_sock { + struct mutex iolock, bindlock; + struct sock *peer; + struct list_head link; +- atomic_long_t inflight; ++ unsigned long inflight; + spinlock_t lock; + unsigned long gc_flags; + #define UNIX_GC_CANDIDATE 0 +@@ -77,6 +77,9 @@ enum unix_socket_lock_class { + U_LOCK_NORMAL, + U_LOCK_SECOND, /* for double locking, see unix_state_double_lock(). */ + U_LOCK_DIAG, /* used while dumping icons, see sk_diag_dump_icons(). */ ++ U_LOCK_GC_LISTENER, /* used for listening socket while determining gc ++ * candidates to close a small race window. ++ */ + }; + + static inline void unix_state_lock_nested(struct sock *sk, +diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h +index 355835639ae58..7d2bd562da4be 100644 +--- a/include/net/bluetooth/bluetooth.h ++++ b/include/net/bluetooth/bluetooth.h +@@ -487,6 +487,15 @@ static inline struct sk_buff *bt_skb_sendmmsg(struct sock *sk, + return skb; + } + ++static inline int bt_copy_from_sockptr(void *dst, size_t dst_size, ++ sockptr_t src, size_t src_size) ++{ ++ if (dst_size > src_size) ++ return -EINVAL; ++ ++ return copy_from_sockptr(dst, src, dst_size); ++} ++ + int bt_to_errno(u16 code); + + void hci_sock_set_flag(struct sock *sk, int nr); +diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h +index 58d8e6260aa13..1f016af0622bd 100644 +--- a/include/net/ip_tunnels.h ++++ b/include/net/ip_tunnels.h +@@ -333,6 +333,39 @@ static inline bool pskb_inet_may_pull(struct sk_buff *skb) + return pskb_network_may_pull(skb, nhlen); + } + ++/* Variant of pskb_inet_may_pull(). ++ */ ++static inline bool skb_vlan_inet_prepare(struct sk_buff *skb) ++{ ++ int nhlen = 0, maclen = ETH_HLEN; ++ __be16 type = skb->protocol; ++ ++ /* Essentially this is skb_protocol(skb, true) ++ * And we get MAC len. ++ */ ++ if (eth_type_vlan(type)) ++ type = __vlan_get_protocol(skb, type, &maclen); ++ ++ switch (type) { ++#if IS_ENABLED(CONFIG_IPV6) ++ case htons(ETH_P_IPV6): ++ nhlen = sizeof(struct ipv6hdr); ++ break; ++#endif ++ case htons(ETH_P_IP): ++ nhlen = sizeof(struct iphdr); ++ break; ++ } ++ /* For ETH_P_IPV6/ETH_P_IP we make sure to pull ++ * a base network header in skb->head. ++ */ ++ if (!pskb_may_pull(skb, maclen + nhlen)) ++ return false; ++ ++ skb_set_network_header(skb, maclen); ++ return true; ++} ++ + static inline int ip_encap_hlen(struct ip_tunnel_encap *e) + { + const struct ip_tunnel_encap_ops *ops; +diff --git a/init/main.c b/init/main.c +index 298989b0d4e88..b1593bdaf3b97 100644 +--- a/init/main.c ++++ b/init/main.c +@@ -627,6 +627,8 @@ static void __init setup_command_line(char *command_line) + if (!saved_command_line) + panic("%s: Failed to allocate %zu bytes\n", __func__, len + ilen); + ++ len = xlen + strlen(command_line) + 1; ++ + static_command_line = memblock_alloc(len, SMP_CACHE_BYTES); + if (!static_command_line) + panic("%s: Failed to allocate %zu bytes\n", __func__, len); +diff --git a/kernel/bounds.c b/kernel/bounds.c +index a94e3769347ee..a3e1d3dfad312 100644 +--- a/kernel/bounds.c ++++ b/kernel/bounds.c +@@ -19,7 +19,7 @@ int main(void) + DEFINE(NR_PAGEFLAGS, __NR_PAGEFLAGS); + DEFINE(MAX_NR_ZONES, __MAX_NR_ZONES); + #ifdef CONFIG_SMP +- DEFINE(NR_CPUS_BITS, bits_per(CONFIG_NR_CPUS)); ++ DEFINE(NR_CPUS_BITS, order_base_2(CONFIG_NR_CPUS)); + #endif + DEFINE(SPINLOCK_SIZE, sizeof(spinlock_t)); + /* End of constants */ +diff --git a/kernel/cpu.c b/kernel/cpu.c +index abf717c4f57c2..d84ba5a13d171 100644 +--- a/kernel/cpu.c ++++ b/kernel/cpu.c +@@ -2600,7 +2600,8 @@ enum cpu_mitigations { + }; + + static enum cpu_mitigations cpu_mitigations __ro_after_init = +- CPU_MITIGATIONS_AUTO; ++ IS_ENABLED(CONFIG_CPU_MITIGATIONS) ? CPU_MITIGATIONS_AUTO : ++ CPU_MITIGATIONS_OFF; + + static int __init mitigations_parse_cmdline(char *arg) + { +diff --git a/kernel/kprobes.c b/kernel/kprobes.c +index 05d3e156a7d63..dba6541c0fc3c 100644 +--- a/kernel/kprobes.c ++++ b/kernel/kprobes.c +@@ -1647,10 +1647,17 @@ static int check_kprobe_address_safe(struct kprobe *p, + jump_label_lock(); + preempt_disable(); + +- /* Ensure it is not in reserved area nor out of text */ +- if (!(core_kernel_text((unsigned long) p->addr) || +- is_module_text_address((unsigned long) p->addr)) || +- in_gate_area_no_mm((unsigned long) p->addr) || ++ /* Ensure the address is in a text area, and find a module if exists. */ ++ *probed_mod = NULL; ++ if (!core_kernel_text((unsigned long) p->addr)) { ++ *probed_mod = __module_text_address((unsigned long) p->addr); ++ if (!(*probed_mod)) { ++ ret = -EINVAL; ++ goto out; ++ } ++ } ++ /* Ensure it is not in reserved area. */ ++ if (in_gate_area_no_mm((unsigned long) p->addr) || + within_kprobe_blacklist((unsigned long) p->addr) || + jump_label_text_reserved(p->addr, p->addr) || + static_call_text_reserved(p->addr, p->addr) || +@@ -1660,8 +1667,7 @@ static int check_kprobe_address_safe(struct kprobe *p, + goto out; + } + +- /* Check if are we probing a module */ +- *probed_mod = __module_text_address((unsigned long) p->addr); ++ /* Get module refcount and reject __init functions for loaded modules. */ + if (*probed_mod) { + /* + * We must hold a refcount of the probed module while updating +diff --git a/kernel/trace/trace_event_perf.c b/kernel/trace/trace_event_perf.c +index 643e0b19920d2..eb81ad523a553 100644 +--- a/kernel/trace/trace_event_perf.c ++++ b/kernel/trace/trace_event_perf.c +@@ -400,7 +400,8 @@ void *perf_trace_buf_alloc(int size, struct pt_regs **regs, int *rctxp) + BUILD_BUG_ON(PERF_MAX_TRACE_SIZE % sizeof(unsigned long)); + + if (WARN_ONCE(size > PERF_MAX_TRACE_SIZE, +- "perf buffer not large enough")) ++ "perf buffer not large enough, wanted %d, have %d", ++ size, PERF_MAX_TRACE_SIZE)) + return NULL; + + *rctxp = rctx = perf_swevent_get_recursion_context(); +diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c +index e4340958da2df..4bc90965abb25 100644 +--- a/kernel/trace/trace_events_trigger.c ++++ b/kernel/trace/trace_events_trigger.c +@@ -1140,10 +1140,8 @@ register_snapshot_trigger(char *glob, struct event_trigger_ops *ops, + struct event_trigger_data *data, + struct trace_event_file *file) + { +- int ret = tracing_alloc_snapshot_instance(file->tr); +- +- if (ret < 0) +- return ret; ++ if (tracing_alloc_snapshot_instance(file->tr) != 0) ++ return 0; + + return register_trigger(glob, ops, data, file); + } +diff --git a/lib/stackdepot.c b/lib/stackdepot.c +index 25bbac46605e9..308a7c8518e8f 100644 +--- a/lib/stackdepot.c ++++ b/lib/stackdepot.c +@@ -271,10 +271,10 @@ depot_stack_handle_t stack_depot_save(unsigned long *entries, + /* + * Zero out zone modifiers, as we don't have specific zone + * requirements. Keep the flags related to allocation in atomic +- * contexts and I/O. ++ * contexts, I/O, nolockdep. + */ + alloc_flags &= ~GFP_ZONEMASK; +- alloc_flags &= (GFP_ATOMIC | GFP_KERNEL); ++ alloc_flags &= (GFP_ATOMIC | GFP_KERNEL | __GFP_NOLOCKDEP); + alloc_flags |= __GFP_NOWARN; + page = alloc_pages(alloc_flags, STACK_ALLOC_ORDER); + if (page) +diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c +index 9e8ebac9b7e7e..f5019f698105b 100644 +--- a/net/batman-adv/translation-table.c ++++ b/net/batman-adv/translation-table.c +@@ -4188,7 +4188,7 @@ void batadv_tt_local_resize_to_mtu(struct net_device *soft_iface) + + spin_lock_bh(&bat_priv->tt.commit_lock); + +- while (true) { ++ while (timeout) { + table_size = batadv_tt_local_table_transmit_size(bat_priv); + if (packet_size_max >= table_size) + break; +diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c +index a0f980e615052..7ce6db1ac558a 100644 +--- a/net/bluetooth/hci_request.c ++++ b/net/bluetooth/hci_request.c +@@ -107,8 +107,10 @@ static void hci_req_sync_complete(struct hci_dev *hdev, u8 result, u16 opcode, + if (hdev->req_status == HCI_REQ_PEND) { + hdev->req_result = result; + hdev->req_status = HCI_REQ_DONE; +- if (skb) ++ if (skb) { ++ kfree_skb(hdev->req_skb); + hdev->req_skb = skb_get(skb); ++ } + wake_up_interruptible(&hdev->req_wait_q); + } + } +diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c +index 756523e5402a8..3a2be1b4a5743 100644 +--- a/net/bluetooth/l2cap_sock.c ++++ b/net/bluetooth/l2cap_sock.c +@@ -456,7 +456,8 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, + struct l2cap_chan *chan = l2cap_pi(sk)->chan; + struct l2cap_options opts; + struct l2cap_conninfo cinfo; +- int len, err = 0; ++ int err = 0; ++ size_t len; + u32 opt; + + BT_DBG("sk %p", sk); +@@ -503,7 +504,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, + + BT_DBG("mode 0x%2.2x", chan->mode); + +- len = min_t(unsigned int, len, sizeof(opts)); ++ len = min(len, sizeof(opts)); + if (copy_to_user(optval, (char *) &opts, len)) + err = -EFAULT; + +@@ -553,7 +554,7 @@ static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, + cinfo.hci_handle = chan->conn->hcon->handle; + memcpy(cinfo.dev_class, chan->conn->hcon->dev_class, 3); + +- len = min_t(unsigned int, len, sizeof(cinfo)); ++ len = min(len, sizeof(cinfo)); + if (copy_to_user(optval, (char *) &cinfo, len)) + err = -EFAULT; + +diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c +index 8244d3ae185bf..2115ca6d7e178 100644 +--- a/net/bluetooth/sco.c ++++ b/net/bluetooth/sco.c +@@ -825,7 +825,7 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname, + sockptr_t optval, unsigned int optlen) + { + struct sock *sk = sock->sk; +- int len, err = 0; ++ int err = 0; + struct bt_voice voice; + u32 opt; + +@@ -841,10 +841,9 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname, + break; + } + +- if (copy_from_sockptr(&opt, optval, sizeof(u32))) { +- err = -EFAULT; ++ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen); ++ if (err) + break; +- } + + if (opt) + set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags); +@@ -861,11 +860,10 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname, + + voice.setting = sco_pi(sk)->setting; + +- len = min_t(unsigned int, sizeof(voice), optlen); +- if (copy_from_sockptr(&voice, optval, len)) { +- err = -EFAULT; ++ err = bt_copy_from_sockptr(&voice, sizeof(voice), optval, ++ optlen); ++ if (err) + break; +- } + + /* Explicitly check for these values */ + if (voice.setting != BT_VOICE_TRANSPARENT && +@@ -878,10 +876,9 @@ static int sco_sock_setsockopt(struct socket *sock, int level, int optname, + break; + + case BT_PKT_STATUS: +- if (copy_from_sockptr(&opt, optval, sizeof(u32))) { +- err = -EFAULT; ++ err = bt_copy_from_sockptr(&opt, sizeof(opt), optval, optlen); ++ if (err) + break; +- } + + if (opt) + sco_pi(sk)->cmsg_mask |= SCO_CMSG_PKT_STATUS; +@@ -904,7 +901,8 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname, + struct sock *sk = sock->sk; + struct sco_options opts; + struct sco_conninfo cinfo; +- int len, err = 0; ++ int err = 0; ++ size_t len; + + BT_DBG("sk %p", sk); + +@@ -926,7 +924,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname, + + BT_DBG("mtu %d", opts.mtu); + +- len = min_t(unsigned int, len, sizeof(opts)); ++ len = min(len, sizeof(opts)); + if (copy_to_user(optval, (char *)&opts, len)) + err = -EFAULT; + +@@ -944,7 +942,7 @@ static int sco_sock_getsockopt_old(struct socket *sock, int optname, + cinfo.hci_handle = sco_pi(sk)->conn->hcon->handle; + memcpy(cinfo.dev_class, sco_pi(sk)->conn->hcon->dev_class, 3); + +- len = min_t(unsigned int, len, sizeof(cinfo)); ++ len = min(len, sizeof(cinfo)); + if (copy_to_user(optval, (char *)&cinfo, len)) + err = -EFAULT; + +diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c +index dac65180c4eff..61cb40368723c 100644 +--- a/net/ethernet/eth.c ++++ b/net/ethernet/eth.c +@@ -164,17 +164,7 @@ __be16 eth_type_trans(struct sk_buff *skb, struct net_device *dev) + eth = (struct ethhdr *)skb->data; + skb_pull_inline(skb, ETH_HLEN); + +- if (unlikely(!ether_addr_equal_64bits(eth->h_dest, +- dev->dev_addr))) { +- if (unlikely(is_multicast_ether_addr_64bits(eth->h_dest))) { +- if (ether_addr_equal_64bits(eth->h_dest, dev->broadcast)) +- skb->pkt_type = PACKET_BROADCAST; +- else +- skb->pkt_type = PACKET_MULTICAST; +- } else { +- skb->pkt_type = PACKET_OTHERHOST; +- } +- } ++ eth_skb_pkt_type(skb, dev); + + /* + * Some variants of DSA tagging don't have an ethertype field +diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c +index c411c87ae865f..85cb44bfa3bab 100644 +--- a/net/ipv4/inet_timewait_sock.c ++++ b/net/ipv4/inet_timewait_sock.c +@@ -254,12 +254,12 @@ void __inet_twsk_schedule(struct inet_timewait_sock *tw, int timeo, bool rearm) + } + EXPORT_SYMBOL_GPL(__inet_twsk_schedule); + ++/* Remove all non full sockets (TIME_WAIT and NEW_SYN_RECV) for dead netns */ + void inet_twsk_purge(struct inet_hashinfo *hashinfo, int family) + { +- struct inet_timewait_sock *tw; +- struct sock *sk; + struct hlist_nulls_node *node; + unsigned int slot; ++ struct sock *sk; + + for (slot = 0; slot <= hashinfo->ehash_mask; slot++) { + struct inet_ehash_bucket *head = &hashinfo->ehash[slot]; +@@ -268,25 +268,35 @@ void inet_twsk_purge(struct inet_hashinfo *hashinfo, int family) + rcu_read_lock(); + restart: + sk_nulls_for_each_rcu(sk, node, &head->chain) { +- if (sk->sk_state != TCP_TIME_WAIT) ++ int state = inet_sk_state_load(sk); ++ ++ if ((1 << state) & ~(TCPF_TIME_WAIT | ++ TCPF_NEW_SYN_RECV)) + continue; +- tw = inet_twsk(sk); +- if ((tw->tw_family != family) || +- refcount_read(&twsk_net(tw)->count)) ++ ++ if (sk->sk_family != family || ++ refcount_read(&sock_net(sk)->count)) + continue; + +- if (unlikely(!refcount_inc_not_zero(&tw->tw_refcnt))) ++ if (unlikely(!refcount_inc_not_zero(&sk->sk_refcnt))) + continue; + +- if (unlikely((tw->tw_family != family) || +- refcount_read(&twsk_net(tw)->count))) { +- inet_twsk_put(tw); ++ if (unlikely(sk->sk_family != family || ++ refcount_read(&sock_net(sk)->count))) { ++ sock_gen_put(sk); + goto restart; + } + + rcu_read_unlock(); + local_bh_disable(); +- inet_twsk_deschedule_put(tw); ++ if (state == TCP_TIME_WAIT) { ++ inet_twsk_deschedule_put(inet_twsk(sk)); ++ } else { ++ struct request_sock *req = inet_reqsk(sk); ++ ++ inet_csk_reqsk_queue_drop_and_put(req->rsk_listener, ++ req); ++ } + local_bh_enable(); + goto restart_rcu; + } +diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c +index 48c6aa3d91ae8..5823e89b8a734 100644 +--- a/net/ipv4/netfilter/arp_tables.c ++++ b/net/ipv4/netfilter/arp_tables.c +@@ -965,6 +965,8 @@ static int do_replace(struct net *net, sockptr_t arg, unsigned int len) + return -ENOMEM; + if (tmp.num_counters == 0) + return -EINVAL; ++ if ((u64)len < (u64)tmp.size + sizeof(tmp)) ++ return -EINVAL; + + tmp.name[sizeof(tmp.name)-1] = 0; + +@@ -1265,6 +1267,8 @@ static int compat_do_replace(struct net *net, sockptr_t arg, unsigned int len) + return -ENOMEM; + if (tmp.num_counters == 0) + return -EINVAL; ++ if ((u64)len < (u64)tmp.size + sizeof(tmp)) ++ return -EINVAL; + + tmp.name[sizeof(tmp.name)-1] = 0; + +diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c +index b46d58b9f3fe4..22e9ff592cd75 100644 +--- a/net/ipv4/netfilter/ip_tables.c ++++ b/net/ipv4/netfilter/ip_tables.c +@@ -1119,6 +1119,8 @@ do_replace(struct net *net, sockptr_t arg, unsigned int len) + return -ENOMEM; + if (tmp.num_counters == 0) + return -EINVAL; ++ if ((u64)len < (u64)tmp.size + sizeof(tmp)) ++ return -EINVAL; + + tmp.name[sizeof(tmp.name)-1] = 0; + +@@ -1505,6 +1507,8 @@ compat_do_replace(struct net *net, sockptr_t arg, unsigned int len) + return -ENOMEM; + if (tmp.num_counters == 0) + return -EINVAL; ++ if ((u64)len < (u64)tmp.size + sizeof(tmp)) ++ return -EINVAL; + + tmp.name[sizeof(tmp.name)-1] = 0; + +diff --git a/net/ipv4/route.c b/net/ipv4/route.c +index d360c7d70e8a2..cc409cc0789c8 100644 +--- a/net/ipv4/route.c ++++ b/net/ipv4/route.c +@@ -955,13 +955,11 @@ void ip_rt_send_redirect(struct sk_buff *skb) + icmp_send(skb, ICMP_REDIRECT, ICMP_REDIR_HOST, gw); + peer->rate_last = jiffies; + ++peer->n_redirects; +-#ifdef CONFIG_IP_ROUTE_VERBOSE +- if (log_martians && ++ if (IS_ENABLED(CONFIG_IP_ROUTE_VERBOSE) && log_martians && + peer->n_redirects == ip_rt_redirect_number) + net_warn_ratelimited("host %pI4/if%d ignores redirects for %pI4 to %pI4\n", + &ip_hdr(skb)->saddr, inet_iif(skb), + &ip_hdr(skb)->daddr, &gw); +-#endif + } + out_put_peer: + inet_putpeer(peer); +@@ -2090,6 +2088,9 @@ int ip_route_use_hint(struct sk_buff *skb, __be32 daddr, __be32 saddr, + int err = -EINVAL; + u32 tag = 0; + ++ if (!in_dev) ++ return -EINVAL; ++ + if (ipv4_is_multicast(saddr) || ipv4_is_lbcast(saddr)) + goto martian_source; + +diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c +index 0b7e76e6f2028..16ff3962b24db 100644 +--- a/net/ipv4/udp.c ++++ b/net/ipv4/udp.c +@@ -1125,16 +1125,17 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) + + if (msg->msg_controllen) { + err = udp_cmsg_send(sk, msg, &ipc.gso_size); +- if (err > 0) ++ if (err > 0) { + err = ip_cmsg_send(sk, msg, &ipc, + sk->sk_family == AF_INET6); ++ connected = 0; ++ } + if (unlikely(err < 0)) { + kfree(ipc.opt); + return err; + } + if (ipc.opt) + free = 1; +- connected = 0; + } + if (!ipc.opt) { + struct ip_options_rcu *inet_opt; +diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c +index 0429c1d50fc92..8a6f4cdd5a486 100644 +--- a/net/ipv6/addrconf.c ++++ b/net/ipv6/addrconf.c +@@ -2044,9 +2044,10 @@ struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, const struct in6_addr *add + if (ipv6_addr_equal(&ifp->addr, addr)) { + if (!dev || ifp->idev->dev == dev || + !(ifp->scope&(IFA_LINK|IFA_HOST) || strict)) { +- result = ifp; +- in6_ifa_hold(ifp); +- break; ++ if (in6_ifa_hold_safe(ifp)) { ++ result = ifp; ++ break; ++ } + } + } + } +diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c +index d70783283a417..b79e571e5a863 100644 +--- a/net/ipv6/ip6_fib.c ++++ b/net/ipv6/ip6_fib.c +@@ -1373,7 +1373,10 @@ int fib6_add(struct fib6_node *root, struct fib6_info *rt, + struct nl_info *info, struct netlink_ext_ack *extack) + { + struct fib6_table *table = rt->fib6_table; +- struct fib6_node *fn, *pn = NULL; ++ struct fib6_node *fn; ++#ifdef CONFIG_IPV6_SUBTREES ++ struct fib6_node *pn = NULL; ++#endif + int err = -ENOMEM; + int allow_create = 1; + int replace_required = 0; +@@ -1397,9 +1400,9 @@ int fib6_add(struct fib6_node *root, struct fib6_info *rt, + goto out; + } + ++#ifdef CONFIG_IPV6_SUBTREES + pn = fn; + +-#ifdef CONFIG_IPV6_SUBTREES + if (rt->fib6_src.plen) { + struct fib6_node *sn; + +diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c +index d013395be05fc..df7cd3d285e4f 100644 +--- a/net/ipv6/netfilter/ip6_tables.c ++++ b/net/ipv6/netfilter/ip6_tables.c +@@ -1137,6 +1137,8 @@ do_replace(struct net *net, sockptr_t arg, unsigned int len) + return -ENOMEM; + if (tmp.num_counters == 0) + return -EINVAL; ++ if ((u64)len < (u64)tmp.size + sizeof(tmp)) ++ return -EINVAL; + + tmp.name[sizeof(tmp.name)-1] = 0; + +@@ -1515,6 +1517,8 @@ compat_do_replace(struct net *net, sockptr_t arg, unsigned int len) + return -ENOMEM; + if (tmp.num_counters == 0) + return -EINVAL; ++ if ((u64)len < (u64)tmp.size + sizeof(tmp)) ++ return -EINVAL; + + tmp.name[sizeof(tmp.name)-1] = 0; + +diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c +index b5d879f2501da..8c9672e7a7dd6 100644 +--- a/net/ipv6/udp.c ++++ b/net/ipv6/udp.c +@@ -1453,9 +1453,11 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) + ipc6.opt = opt; + + err = udp_cmsg_send(sk, msg, &ipc6.gso_size); +- if (err > 0) ++ if (err > 0) { + err = ip6_datagram_send_ctl(sock_net(sk), sk, msg, &fl6, + &ipc6); ++ connected = false; ++ } + if (err < 0) { + fl6_sock_release(flowlabel); + return err; +@@ -1467,7 +1469,6 @@ int udpv6_sendmsg(struct sock *sk, struct msghdr *msg, size_t len) + } + if (!(opt->opt_nflen|opt->opt_flen)) + opt = NULL; +- connected = false; + } + if (!opt) { + opt = txopt_get(np); +diff --git a/net/netfilter/ipvs/ip_vs_proto_sctp.c b/net/netfilter/ipvs/ip_vs_proto_sctp.c +index a0921adc31a9f..1e689c7141271 100644 +--- a/net/netfilter/ipvs/ip_vs_proto_sctp.c ++++ b/net/netfilter/ipvs/ip_vs_proto_sctp.c +@@ -126,7 +126,8 @@ sctp_snat_handler(struct sk_buff *skb, struct ip_vs_protocol *pp, + if (sctph->source != cp->vport || payload_csum || + skb->ip_summed == CHECKSUM_PARTIAL) { + sctph->source = cp->vport; +- sctp_nat_csum(skb, sctph, sctphoff); ++ if (!skb_is_gso(skb) || !skb_is_gso_sctp(skb)) ++ sctp_nat_csum(skb, sctph, sctphoff); + } else { + skb->ip_summed = CHECKSUM_UNNECESSARY; + } +@@ -174,7 +175,8 @@ sctp_dnat_handler(struct sk_buff *skb, struct ip_vs_protocol *pp, + (skb->ip_summed == CHECKSUM_PARTIAL && + !(skb_dst(skb)->dev->features & NETIF_F_SCTP_CRC))) { + sctph->dest = cp->dport; +- sctp_nat_csum(skb, sctph, sctphoff); ++ if (!skb_is_gso(skb) || !skb_is_gso_sctp(skb)) ++ sctp_nat_csum(skb, sctph, sctphoff); + } else if (skb->ip_summed != CHECKSUM_PARTIAL) { + skb->ip_summed = CHECKSUM_UNNECESSARY; + } +diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c +index ab7f7e45b9846..858d09b54eaa4 100644 +--- a/net/netfilter/nf_tables_api.c ++++ b/net/netfilter/nf_tables_api.c +@@ -2739,7 +2739,7 @@ static const struct nft_expr_type *__nft_expr_type_get(u8 family, + { + const struct nft_expr_type *type, *candidate = NULL; + +- list_for_each_entry(type, &nf_tables_expressions, list) { ++ list_for_each_entry_rcu(type, &nf_tables_expressions, list) { + if (!nla_strcmp(nla, type->name)) { + if (!type->family && !candidate) + candidate = type; +@@ -2771,9 +2771,13 @@ static const struct nft_expr_type *nft_expr_type_get(struct net *net, + if (nla == NULL) + return ERR_PTR(-EINVAL); + ++ rcu_read_lock(); + type = __nft_expr_type_get(family, nla); +- if (type != NULL && try_module_get(type->owner)) ++ if (type != NULL && try_module_get(type->owner)) { ++ rcu_read_unlock(); + return type; ++ } ++ rcu_read_unlock(); + + lockdep_nfnl_nft_mutex_not_held(); + #ifdef CONFIG_MODULES +diff --git a/net/netfilter/nft_chain_filter.c b/net/netfilter/nft_chain_filter.c +index a18582a4ecf34..aad676402919b 100644 +--- a/net/netfilter/nft_chain_filter.c ++++ b/net/netfilter/nft_chain_filter.c +@@ -339,7 +339,9 @@ static void nft_netdev_event(unsigned long event, struct net_device *dev, + return; + + if (n > 1) { +- nf_unregister_net_hook(ctx->net, &found->ops); ++ if (!(ctx->chain->table->flags & NFT_TABLE_F_DORMANT)) ++ nf_unregister_net_hook(ctx->net, &found->ops); ++ + list_del_rcu(&found->list); + kfree_rcu(found, rcu); + return; +diff --git a/net/netfilter/nft_set_pipapo.c b/net/netfilter/nft_set_pipapo.c +index b9682e085fcef..5a8521abd8f5c 100644 +--- a/net/netfilter/nft_set_pipapo.c ++++ b/net/netfilter/nft_set_pipapo.c +@@ -1980,6 +1980,8 @@ static void nft_pipapo_remove(const struct net *net, const struct nft_set *set, + rules_fx = rules_f0; + + nft_pipapo_for_each_field(f, i, m) { ++ bool last = i == m->field_count - 1; ++ + if (!pipapo_match_field(f, start, rules_fx, + match_start, match_end)) + break; +@@ -1992,16 +1994,18 @@ static void nft_pipapo_remove(const struct net *net, const struct nft_set *set, + + match_start += NFT_PIPAPO_GROUPS_PADDED_SIZE(f); + match_end += NFT_PIPAPO_GROUPS_PADDED_SIZE(f); +- } + +- if (i == m->field_count) { +- priv->dirty = true; +- pipapo_drop(m, rulemap); +- return; ++ if (last && f->mt[rulemap[i].to].e == e) { ++ priv->dirty = true; ++ pipapo_drop(m, rulemap); ++ return; ++ } + } + + first_rule += rules_f0; + } ++ ++ WARN_ON_ONCE(1); /* elem_priv not found */ + } + + /** +diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c +index 0f0f380e81a40..30f5e414018b1 100644 +--- a/net/openvswitch/conntrack.c ++++ b/net/openvswitch/conntrack.c +@@ -1692,8 +1692,9 @@ int ovs_ct_copy_action(struct net *net, const struct nlattr *attr, + if (ct_info.timeout[0]) { + if (nf_ct_set_timeout(net, ct_info.ct, family, key->ip.proto, + ct_info.timeout)) +- pr_info_ratelimited("Failed to associated timeout " +- "policy `%s'\n", ct_info.timeout); ++ OVS_NLERR(log, ++ "Failed to associated timeout policy '%s'", ++ ct_info.timeout); + else + ct_info.nf_ct_timeout = rcu_dereference( + nf_ct_timeout_find(ct_info.ct)->timeout); +@@ -1901,9 +1902,9 @@ static void ovs_ct_limit_exit(struct net *net, struct ovs_net *ovs_net) + for (i = 0; i < CT_LIMIT_HASH_BUCKETS; ++i) { + struct hlist_head *head = &info->limits[i]; + struct ovs_ct_limit *ct_limit; ++ struct hlist_node *next; + +- hlist_for_each_entry_rcu(ct_limit, head, hlist_node, +- lockdep_ovsl_is_held()) ++ hlist_for_each_entry_safe(ct_limit, next, head, hlist_node) + kfree_rcu(ct_limit, rcu); + } + kfree(info->limits); +diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c +index b003d0597f4bd..224b1fdc82279 100644 +--- a/net/unix/af_unix.c ++++ b/net/unix/af_unix.c +@@ -817,11 +817,11 @@ static struct sock *unix_create1(struct net *net, struct socket *sock, int kern) + sk->sk_write_space = unix_write_space; + sk->sk_max_ack_backlog = net->unx.sysctl_max_dgram_qlen; + sk->sk_destruct = unix_sock_destructor; +- u = unix_sk(sk); ++ u = unix_sk(sk); ++ u->inflight = 0; + u->path.dentry = NULL; + u->path.mnt = NULL; + spin_lock_init(&u->lock); +- atomic_long_set(&u->inflight, 0); + INIT_LIST_HEAD(&u->link); + mutex_init(&u->iolock); /* single task reading lock */ + mutex_init(&u->bindlock); /* single task binding lock */ +diff --git a/net/unix/garbage.c b/net/unix/garbage.c +index 9121a4d5436d5..133ba5be4b580 100644 +--- a/net/unix/garbage.c ++++ b/net/unix/garbage.c +@@ -166,17 +166,18 @@ static void scan_children(struct sock *x, void (*func)(struct unix_sock *), + + static void dec_inflight(struct unix_sock *usk) + { +- atomic_long_dec(&usk->inflight); ++ usk->inflight--; + } + + static void inc_inflight(struct unix_sock *usk) + { +- atomic_long_inc(&usk->inflight); ++ usk->inflight++; + } + + static void inc_inflight_move_tail(struct unix_sock *u) + { +- atomic_long_inc(&u->inflight); ++ u->inflight++; ++ + /* If this still might be part of a cycle, move it to the end + * of the list, so that it's checked even if it was already + * passed over +@@ -234,20 +235,34 @@ void unix_gc(void) + * receive queues. Other, non candidate sockets _can_ be + * added to queue, so we must make sure only to touch + * candidates. ++ * ++ * Embryos, though never candidates themselves, affect which ++ * candidates are reachable by the garbage collector. Before ++ * being added to a listener's queue, an embryo may already ++ * receive data carrying SCM_RIGHTS, potentially making the ++ * passed socket a candidate that is not yet reachable by the ++ * collector. It becomes reachable once the embryo is ++ * enqueued. Therefore, we must ensure that no SCM-laden ++ * embryo appears in a (candidate) listener's queue between ++ * consecutive scan_children() calls. + */ + list_for_each_entry_safe(u, next, &gc_inflight_list, link) { ++ struct sock *sk = &u->sk; + long total_refs; +- long inflight_refs; + +- total_refs = file_count(u->sk.sk_socket->file); +- inflight_refs = atomic_long_read(&u->inflight); ++ total_refs = file_count(sk->sk_socket->file); + +- BUG_ON(inflight_refs < 1); +- BUG_ON(total_refs < inflight_refs); +- if (total_refs == inflight_refs) { ++ BUG_ON(!u->inflight); ++ BUG_ON(total_refs < u->inflight); ++ if (total_refs == u->inflight) { + list_move_tail(&u->link, &gc_candidates); + __set_bit(UNIX_GC_CANDIDATE, &u->gc_flags); + __set_bit(UNIX_GC_MAYBE_CYCLE, &u->gc_flags); ++ ++ if (sk->sk_state == TCP_LISTEN) { ++ unix_state_lock_nested(sk, U_LOCK_GC_LISTENER); ++ unix_state_unlock(sk); ++ } + } + } + +@@ -271,7 +286,7 @@ void unix_gc(void) + /* Move cursor to after the current position. */ + list_move(&cursor, &u->link); + +- if (atomic_long_read(&u->inflight) > 0) { ++ if (u->inflight) { + list_move_tail(&u->link, ¬_cycle_list); + __clear_bit(UNIX_GC_MAYBE_CYCLE, &u->gc_flags); + scan_children(&u->sk, inc_inflight_move_tail, NULL); +diff --git a/net/unix/scm.c b/net/unix/scm.c +index d1048b4c2baaf..4eff7da9f6f96 100644 +--- a/net/unix/scm.c ++++ b/net/unix/scm.c +@@ -52,12 +52,13 @@ void unix_inflight(struct user_struct *user, struct file *fp) + if (s) { + struct unix_sock *u = unix_sk(s); + +- if (atomic_long_inc_return(&u->inflight) == 1) { ++ if (!u->inflight) { + BUG_ON(!list_empty(&u->link)); + list_add_tail(&u->link, &gc_inflight_list); + } else { + BUG_ON(list_empty(&u->link)); + } ++ u->inflight++; + /* Paired with READ_ONCE() in wait_for_unix_gc() */ + WRITE_ONCE(unix_tot_inflight, unix_tot_inflight + 1); + } +@@ -74,10 +75,11 @@ void unix_notinflight(struct user_struct *user, struct file *fp) + if (s) { + struct unix_sock *u = unix_sk(s); + +- BUG_ON(!atomic_long_read(&u->inflight)); ++ BUG_ON(!u->inflight); + BUG_ON(list_empty(&u->link)); + +- if (atomic_long_dec_and_test(&u->inflight)) ++ u->inflight--; ++ if (!u->inflight) + list_del_init(&u->link); + /* Paired with READ_ONCE() in wait_for_unix_gc() */ + WRITE_ONCE(unix_tot_inflight, unix_tot_inflight - 1); +diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c +index d04f91f4d09df..562d69f17b4c0 100644 +--- a/net/xdp/xsk.c ++++ b/net/xdp/xsk.c +@@ -895,6 +895,8 @@ static int xsk_setsockopt(struct socket *sock, int level, int optname, + struct xsk_queue **q; + int entries; + ++ if (optlen < sizeof(entries)) ++ return -EINVAL; + if (copy_from_sockptr(&entries, optval, sizeof(entries))) + return -EFAULT; + +diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc +index b1ede62498667..b7c8f29c09a97 100644 +--- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc ++++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc +@@ -18,7 +18,7 @@ echo 'sched:*' > set_event + + yield + +-count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` ++count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` + if [ $count -lt 3 ]; then + fail "at least fork, exec and exit events should be recorded" + fi +@@ -29,7 +29,7 @@ echo 1 > events/sched/enable + + yield + +-count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` ++count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` + if [ $count -lt 3 ]; then + fail "at least fork, exec and exit events should be recorded" + fi +@@ -40,7 +40,7 @@ echo 0 > events/sched/enable + + yield + +-count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` ++count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` + if [ $count -ne 0 ]; then + fail "any of scheduler events should not be recorded" + fi +diff --git a/tools/testing/selftests/timers/posix_timers.c b/tools/testing/selftests/timers/posix_timers.c +index 0ba500056e635..193a984f512c3 100644 +--- a/tools/testing/selftests/timers/posix_timers.c ++++ b/tools/testing/selftests/timers/posix_timers.c +@@ -66,7 +66,7 @@ static int check_diff(struct timeval start, struct timeval end) + diff = end.tv_usec - start.tv_usec; + diff += (end.tv_sec - start.tv_sec) * USECS_PER_SEC; + +- if (abs(diff - DELAY * USECS_PER_SEC) > USECS_PER_SEC / 2) { ++ if (llabs(diff - DELAY * USECS_PER_SEC) > USECS_PER_SEC / 2) { + printf("Diff too high: %lld..", diff); + return -1; + } |