diff options
178 files changed, 1313 insertions, 815 deletions
diff --git a/Documentation/networking/timestamping.txt b/Documentation/networking/timestamping.txt index 412f45ca2d73..1d6d02d6ba52 100644 --- a/Documentation/networking/timestamping.txt +++ b/Documentation/networking/timestamping.txt @@ -136,7 +136,7 @@ SOF_TIMESTAMPING_OPT_ID: This option is implemented only for transmit timestamps. There, the timestamp is always looped along with a struct sock_extended_err. - The option modifies field ee_info to pass an id that is unique + The option modifies field ee_data to pass an id that is unique among all possibly concurrently outstanding timestamp requests for that socket. In practice, it is a monotonically increasing u32 (that wraps). @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 18 SUBLEVEL = 0 -EXTRAVERSION = -rc6 +EXTRAVERSION = -rc7 NAME = Diseased Newt # *DOCUMENTATION* diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts index e51fcef884a4..60429ad1c5d8 100644 --- a/arch/arm/boot/dts/exynos5250-snow.dts +++ b/arch/arm/boot/dts/exynos5250-snow.dts @@ -624,4 +624,8 @@ num-cs = <1>; }; +&usbdrd_dwc3 { + dr_mode = "host"; +}; + #include "cros-ec-keyboard.dtsi" diff --git a/arch/arm/boot/dts/exynos5250.dtsi b/arch/arm/boot/dts/exynos5250.dtsi index f21b9aa00fbb..d55c1a2eb798 100644 --- a/arch/arm/boot/dts/exynos5250.dtsi +++ b/arch/arm/boot/dts/exynos5250.dtsi @@ -555,7 +555,7 @@ #size-cells = <1>; ranges; - dwc3 { + usbdrd_dwc3: dwc3 { compatible = "synopsys,dwc3"; reg = <0x12000000 0x10000>; interrupts = <0 72 0>; diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig index 72058b8a6f4d..e21ef830a483 100644 --- a/arch/arm/configs/exynos_defconfig +++ b/arch/arm/configs/exynos_defconfig @@ -142,11 +142,13 @@ CONFIG_MMC_DW_IDMAC=y CONFIG_MMC_DW_EXYNOS=y CONFIG_RTC_CLASS=y CONFIG_RTC_DRV_MAX77686=y +CONFIG_RTC_DRV_MAX77802=y CONFIG_RTC_DRV_S5M=y CONFIG_RTC_DRV_S3C=y CONFIG_DMADEVICES=y CONFIG_PL330_DMA=y CONFIG_COMMON_CLK_MAX77686=y +CONFIG_COMMON_CLK_MAX77802=y CONFIG_COMMON_CLK_S2MPS11=y CONFIG_EXYNOS_IOMMU=y CONFIG_IIO=y diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index fc44d3761f9e..ce73ab635414 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -44,16 +44,6 @@ struct cpu_context_save { __u32 extra[2]; /* Xscale 'acc' register, etc */ }; -struct arm_restart_block { - union { - /* For user cache flushing */ - struct { - unsigned long start; - unsigned long end; - } cache; - }; -}; - /* * low level task data that entry.S needs immediate access to. * __switch_to() assumes cpu_context follows immediately after cpu_domain. @@ -79,7 +69,6 @@ struct thread_info { unsigned long thumbee_state; /* ThumbEE Handler Base register */ #endif struct restart_block restart_block; - struct arm_restart_block arm_restart_block; }; #define INIT_THREAD_INFO(tsk) \ diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index 0c8b10801d36..9f5d81881eb6 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -533,8 +533,6 @@ static int bad_syscall(int n, struct pt_regs *regs) return regs->ARM_r0; } -static long do_cache_op_restart(struct restart_block *); - static inline int __do_cache_op(unsigned long start, unsigned long end) { @@ -543,24 +541,8 @@ __do_cache_op(unsigned long start, unsigned long end) do { unsigned long chunk = min(PAGE_SIZE, end - start); - if (signal_pending(current)) { - struct thread_info *ti = current_thread_info(); - - ti->restart_block = (struct restart_block) { - .fn = do_cache_op_restart, - }; - - ti->arm_restart_block = (struct arm_restart_block) { - { - .cache = { - .start = start, - .end = end, - }, - }, - }; - - return -ERESTART_RESTARTBLOCK; - } + if (fatal_signal_pending(current)) + return 0; ret = flush_cache_user_range(start, start + chunk); if (ret) @@ -573,15 +555,6 @@ __do_cache_op(unsigned long start, unsigned long end) return 0; } -static long do_cache_op_restart(struct restart_block *unused) -{ - struct arm_restart_block *restart_block; - - restart_block = ¤t_thread_info()->arm_restart_block; - return __do_cache_op(restart_block->cache.start, - restart_block->cache.end); -} - static inline int do_cache_op(unsigned long start, unsigned long end, int flags) { diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index 57a403a5c22b..8664ff17cbbe 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -197,7 +197,8 @@ static void unmap_range(struct kvm *kvm, pgd_t *pgdp, pgd = pgdp + pgd_index(addr); do { next = kvm_pgd_addr_end(addr, end); - unmap_puds(kvm, pgd, addr, next); + if (!pgd_none(*pgd)) + unmap_puds(kvm, pgd, addr, next); } while (pgd++, addr = next, addr != end); } @@ -834,6 +835,11 @@ static bool kvm_is_write_fault(struct kvm_vcpu *vcpu) return kvm_vcpu_dabt_iswrite(vcpu); } +static bool kvm_is_device_pfn(unsigned long pfn) +{ + return !pfn_valid(pfn); +} + static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, struct kvm_memory_slot *memslot, unsigned long hva, unsigned long fault_status) @@ -904,7 +910,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, if (is_error_pfn(pfn)) return -EFAULT; - if (kvm_is_mmio_pfn(pfn)) + if (kvm_is_device_pfn(pfn)) mem_type = PAGE_S2_DEVICE; spin_lock(&kvm->mmu_lock); diff --git a/arch/arm/mach-mvebu/coherency.c b/arch/arm/mach-mvebu/coherency.c index 2bdc3233abe2..044b51185fcc 100644 --- a/arch/arm/mach-mvebu/coherency.c +++ b/arch/arm/mach-mvebu/coherency.c @@ -400,6 +400,8 @@ int __init coherency_init(void) type == COHERENCY_FABRIC_TYPE_ARMADA_380) armada_375_380_coherency_init(np); + of_node_put(np); + return 0; } diff --git a/arch/arm/mach-tegra/irq.c b/arch/arm/mach-tegra/irq.c index da7be13aecce..ab95f5391a2b 100644 --- a/arch/arm/mach-tegra/irq.c +++ b/arch/arm/mach-tegra/irq.c @@ -99,42 +99,42 @@ static inline void tegra_irq_write_mask(unsigned int irq, unsigned long reg) static void tegra_mask(struct irq_data *d) { - if (d->irq < FIRST_LEGACY_IRQ) + if (d->hwirq < FIRST_LEGACY_IRQ) return; - tegra_irq_write_mask(d->irq, ICTLR_CPU_IER_CLR); + tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IER_CLR); } static void tegra_unmask(struct irq_data *d) { - if (d->irq < FIRST_LEGACY_IRQ) + if (d->hwirq < FIRST_LEGACY_IRQ) return; - tegra_irq_write_mask(d->irq, ICTLR_CPU_IER_SET); + tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IER_SET); } static void tegra_ack(struct irq_data *d) { - if (d->irq < FIRST_LEGACY_IRQ) + if (d->hwirq < FIRST_LEGACY_IRQ) return; - tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_CLR); + tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_CLR); } static void tegra_eoi(struct irq_data *d) { - if (d->irq < FIRST_LEGACY_IRQ) + if (d->hwirq < FIRST_LEGACY_IRQ) return; - tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_CLR); + tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_CLR); } static int tegra_retrigger(struct irq_data *d) { - if (d->irq < FIRST_LEGACY_IRQ) + if (d->hwirq < FIRST_LEGACY_IRQ) return 0; - tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_SET); + tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_SET); return 1; } @@ -142,7 +142,7 @@ static int tegra_retrigger(struct irq_data *d) #ifdef CONFIG_PM_SLEEP static int tegra_set_wake(struct irq_data *d, unsigned int enable) { - u32 irq = d->irq; + u32 irq = d->hwirq; u32 index, mask; if (irq < FIRST_LEGACY_IRQ || diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index b3a947863ac7..22ac2a6fbfe3 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -270,7 +270,6 @@ __v7_pj4b_setup: /* Auxiliary Debug Modes Control 1 Register */ #define PJ4B_STATIC_BP (1 << 2) /* Enable Static BP */ #define PJ4B_INTER_PARITY (1 << 8) /* Disable Internal Parity Handling */ -#define PJ4B_BCK_OFF_STREX (1 << 5) /* Enable the back off of STREX instr */ #define PJ4B_CLEAN_LINE (1 << 16) /* Disable data transfer for clean line */ /* Auxiliary Debug Modes Control 2 Register */ @@ -293,7 +292,6 @@ __v7_pj4b_setup: /* Auxiliary Debug Modes Control 1 Register */ mrc p15, 1, r0, c15, c1, 1 orr r0, r0, #PJ4B_CLEAN_LINE - orr r0, r0, #PJ4B_BCK_OFF_STREX orr r0, r0, #PJ4B_INTER_PARITY bic r0, r0, #PJ4B_STATIC_BP mcr p15, 1, r0, c15, c1, 1 diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S index 23259f104c66..afa2b3c4df4a 100644 --- a/arch/arm/mm/proc-xscale.S +++ b/arch/arm/mm/proc-xscale.S @@ -535,7 +535,7 @@ ENTRY(cpu_xscale_do_suspend) mrc p15, 0, r5, c15, c1, 0 @ CP access reg mrc p15, 0, r6, c13, c0, 0 @ PID mrc p15, 0, r7, c3, c0, 0 @ domain ID - mrc p15, 0, r8, c1, c1, 0 @ auxiliary control reg + mrc p15, 0, r8, c1, c0, 1 @ auxiliary control reg mrc p15, 0, r9, c1, c0, 0 @ control reg bic r4, r4, #2 @ clear frequency change bit stmia r0, {r4 - r9} @ store cp regs @@ -552,7 +552,7 @@ ENTRY(cpu_xscale_do_resume) mcr p15, 0, r6, c13, c0, 0 @ PID mcr p15, 0, r7, c3, c0, 0 @ domain ID mcr p15, 0, r1, c2, c0, 0 @ translation table base addr - mcr p15, 0, r8, c1, c1, 0 @ auxiliary control reg + mcr p15, 0, r8, c1, c0, 1 @ auxiliary control reg mov r0, r9 @ control register b cpu_resume_mmu ENDPROC(cpu_xscale_do_resume) diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 4cc3b719208e..3d7c2df89946 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -424,6 +424,11 @@ static const struct sys_reg_desc sys_reg_descs[] = { /* VBAR_EL1 */ { Op0(0b11), Op1(0b000), CRn(0b1100), CRm(0b0000), Op2(0b000), NULL, reset_val, VBAR_EL1, 0 }, + + /* ICC_SRE_EL1 */ + { Op0(0b11), Op1(0b000), CRn(0b1100), CRm(0b1100), Op2(0b101), + trap_raz_wi }, + /* CONTEXTIDR_EL1 */ { Op0(0b11), Op1(0b000), CRn(0b1101), CRm(0b0000), Op2(0b001), access_vm_reg, reset_val, CONTEXTIDR_EL1, 0 }, @@ -690,6 +695,10 @@ static const struct sys_reg_desc cp15_regs[] = { { Op1( 0), CRn(10), CRm( 2), Op2( 1), access_vm_reg, NULL, c10_NMRR }, { Op1( 0), CRn(10), CRm( 3), Op2( 0), access_vm_reg, NULL, c10_AMAIR0 }, { Op1( 0), CRn(10), CRm( 3), Op2( 1), access_vm_reg, NULL, c10_AMAIR1 }, + + /* ICC_SRE */ + { Op1( 0), CRn(12), CRm(12), Op2( 5), trap_raz_wi }, + { Op1( 0), CRn(13), CRm( 0), Op2( 1), access_vm_reg, NULL, c13_CID }, }; diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c index ec6b9acb6bea..dbe46f43884d 100644 --- a/arch/ia64/kvm/kvm-ia64.c +++ b/arch/ia64/kvm/kvm-ia64.c @@ -1563,7 +1563,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm, for (i = 0; i < npages; i++) { pfn = gfn_to_pfn(kvm, base_gfn + i); - if (!kvm_is_mmio_pfn(pfn)) { + if (!kvm_is_reserved_pfn(pfn)) { kvm_set_pmt_entry(kvm, base_gfn + i, pfn << PAGE_SHIFT, _PAGE_AR_RWX | _PAGE_MA_WB); diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index f43aa536c517..9536ef912f59 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -2101,9 +2101,17 @@ config 64BIT_PHYS_ADDR config ARCH_PHYS_ADDR_T_64BIT def_bool 64BIT_PHYS_ADDR +choice + prompt "SmartMIPS or microMIPS ASE support" + +config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS + bool "None" + help + Select this if you want neither microMIPS nor SmartMIPS support + config CPU_HAS_SMARTMIPS depends on SYS_SUPPORTS_SMARTMIPS - bool "Support for the SmartMIPS ASE" + bool "SmartMIPS" help SmartMIPS is a extension of the MIPS32 architecture aimed at increased security at both hardware and software level for @@ -2115,11 +2123,13 @@ config CPU_HAS_SMARTMIPS config CPU_MICROMIPS depends on SYS_SUPPORTS_MICROMIPS - bool "Build kernel using microMIPS ISA" + bool "microMIPS" help When this option is enabled the kernel will be built using the microMIPS ISA +endchoice + config CPU_HAS_MSA bool "Support for the MIPS SIMD Architecture (EXPERIMENTAL)" depends on CPU_SUPPORTS_MSA diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h index b46cd220a018..22a135ac91de 100644 --- a/arch/mips/include/asm/mipsregs.h +++ b/arch/mips/include/asm/mipsregs.h @@ -661,6 +661,8 @@ #define MIPS_CONF6_SYND (_ULCAST_(1) << 13) /* proAptiv FTLB on/off bit */ #define MIPS_CONF6_FTLBEN (_ULCAST_(1) << 15) +/* FTLB probability bits */ +#define MIPS_CONF6_FTLBP_SHIFT (16) #define MIPS_CONF7_WII (_ULCAST_(1) << 31) diff --git a/arch/mips/include/asm/r4kcache.h b/arch/mips/include/asm/r4kcache.h index 4520adc8699b..cd6e0afc6833 100644 --- a/arch/mips/include/asm/r4kcache.h +++ b/arch/mips/include/asm/r4kcache.h @@ -257,7 +257,11 @@ static inline void protected_flush_icache_line(unsigned long addr) */ static inline void protected_writeback_dcache_line(unsigned long addr) { +#ifdef CONFIG_EVA + protected_cachee_op(Hit_Writeback_Inv_D, addr); +#else protected_cache_op(Hit_Writeback_Inv_D, addr); +#endif } static inline void protected_writeback_scache_line(unsigned long addr) diff --git a/arch/mips/include/asm/uaccess.h b/arch/mips/include/asm/uaccess.h index 133678ab4eb8..22a5624e2fd2 100644 --- a/arch/mips/include/asm/uaccess.h +++ b/arch/mips/include/asm/uaccess.h @@ -1422,7 +1422,7 @@ static inline long __strnlen_user(const char __user *s, long n) } /* - * strlen_user: - Get the size of a string in user space. + * strnlen_user: - Get the size of a string in user space. * @str: The string to measure. * * Context: User context only. This function may sleep. @@ -1431,9 +1431,7 @@ static inline long __strnlen_user(const char __user *s, long n) * * Returns the size of the string INCLUDING the terminating NUL. * On exception, returns 0. - * - * If there is a limit on the length of a valid string, you may wish to - * consider using strnlen_user() instead. + * If the string is too long, returns a value greater than @n. */ static inline long strnlen_user(const char __user *s, long n) { diff --git a/arch/mips/include/uapi/asm/unistd.h b/arch/mips/include/uapi/asm/unistd.h index 9dc58568f230..d001bb1ad177 100644 --- a/arch/mips/include/uapi/asm/unistd.h +++ b/arch/mips/include/uapi/asm/unistd.h @@ -1045,7 +1045,7 @@ #define __NR_seccomp (__NR_Linux + 316) #define __NR_getrandom (__NR_Linux + 317) #define __NR_memfd_create (__NR_Linux + 318) -#define __NR_memfd_create (__NR_Linux + 319) +#define __NR_bpf (__NR_Linux + 319) /* * Offset of the last N32 flavoured syscall diff --git a/arch/mips/kernel/bmips_vec.S b/arch/mips/kernel/bmips_vec.S index 290c23b51678..86495072a922 100644 --- a/arch/mips/kernel/bmips_vec.S +++ b/arch/mips/kernel/bmips_vec.S @@ -208,7 +208,6 @@ bmips_reset_nmi_vec_end: END(bmips_reset_nmi_vec) .set pop - .previous /*********************************************************************** * CPU1 warm restart vector (used for second and subsequent boots). @@ -281,5 +280,3 @@ LEAF(bmips_enable_xks01) jr ra END(bmips_enable_xks01) - - .previous diff --git a/arch/mips/kernel/cps-vec.S b/arch/mips/kernel/cps-vec.S index e6e97d2a5c9e..0384b05ab5a0 100644 --- a/arch/mips/kernel/cps-vec.S +++ b/arch/mips/kernel/cps-vec.S @@ -229,6 +229,7 @@ LEAF(mips_cps_core_init) nop .set push + .set mips32r2 .set mt /* Only allow 1 TC per VPE to execute... */ @@ -345,6 +346,7 @@ LEAF(mips_cps_boot_vpes) nop .set push + .set mips32r2 .set mt 1: /* Enter VPE configuration state */ diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index d5a4f380b019..dc49cf30c2db 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -193,6 +193,32 @@ static void set_isa(struct cpuinfo_mips *c, unsigned int isa) static char unknown_isa[] = KERN_ERR \ "Unsupported ISA type, c0.config0: %d."; +static unsigned int calculate_ftlb_probability(struct cpuinfo_mips *c) +{ + + unsigned int probability = c->tlbsize / c->tlbsizevtlb; + + /* + * 0 = All TLBWR instructions go to FTLB + * 1 = 15:1: For every 16 TBLWR instructions, 15 go to the + * FTLB and 1 goes to the VTLB. + * 2 = 7:1: As above with 7:1 ratio. + * 3 = 3:1: As above with 3:1 ratio. + * + * Use the linear midpoint as the probability threshold. + */ + if (probability >= 12) + return 1; + else if (probability >= 6) + return 2; + else + /* + * So FTLB is less than 4 times bigger than VTLB. + * A 3:1 ratio can still be useful though. + */ + return 3; +} + static void set_ftlb_enable(struct cpuinfo_mips *c, int enable) { unsigned int config6; @@ -203,9 +229,14 @@ static void set_ftlb_enable(struct cpuinfo_mips *c, int enable) case CPU_P5600: /* proAptiv & related cores use Config6 to enable the FTLB */ config6 = read_c0_config6(); + /* Clear the old probability value */ + config6 &= ~(3 << MIPS_CONF6_FTLBP_SHIFT); if (enable) /* Enable FTLB */ - write_c0_config6(config6 | MIPS_CONF6_FTLBEN); + write_c0_config6(config6 | + (calculate_ftlb_probability(c) + << MIPS_CONF6_FTLBP_SHIFT) + | MIPS_CONF6_FTLBEN); else /* Disable FTLB */ write_c0_config6(config6 & ~MIPS_CONF6_FTLBEN); diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c index 31b1b763cb29..c5c4fd54d797 100644 --- a/arch/mips/kernel/rtlx.c +++ b/arch/mips/kernel/rtlx.c @@ -94,12 +94,12 @@ int rtlx_open(int index, int can_sleep) int ret = 0; if (index >= RTLX_CHANNELS) { - pr_debug(KERN_DEBUG "rtlx_open index out of range\n"); + pr_debug("rtlx_open index out of range\n"); return -ENOSYS; } if (atomic_inc_return(&channel_wqs[index].in_open) > 1) { - pr_debug(KERN_DEBUG "rtlx_open channel %d already opened\n", index); + pr_debug("rtlx_open channel %d already opened\n", index); ret = -EBUSY; goto out_fail; } diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index d21ec57b6e95..f3b635f86c39 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -485,7 +485,7 @@ static void __init bootmem_init(void) * NOTE: historically plat_mem_setup did the entire platform initialization. * This was rather impractical because it meant plat_mem_setup had to * get away without any kind of memory allocator. To keep old code from - * breaking plat_setup was just renamed to plat_setup and a second platform + * breaking plat_setup was just renamed to plat_mem_setup and a second platform * initialization hook for anything else was introduced. */ @@ -493,7 +493,7 @@ static int usermem __initdata; static int __init early_parse_mem(char *p) { - unsigned long start, size; + phys_t start, size; /* * If a user specifies memory size, we diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c index 1d57605e4615..16f1e4f2bf3c 100644 --- a/arch/mips/kernel/signal.c +++ b/arch/mips/kernel/signal.c @@ -658,13 +658,13 @@ static int signal_setup(void) save_fp_context = _save_fp_context; restore_fp_context = _restore_fp_context; } else { - save_fp_context = copy_fp_from_sigcontext; - restore_fp_context = copy_fp_to_sigcontext; + save_fp_context = copy_fp_to_sigcontext; + restore_fp_context = copy_fp_from_sigcontext; } #endif /* CONFIG_SMP */ #else - save_fp_context = copy_fp_from_sigcontext;; - restore_fp_context = copy_fp_to_sigcontext; + save_fp_context = copy_fp_to_sigcontext; + restore_fp_context = copy_fp_from_sigcontext; #endif return 0; diff --git a/arch/mips/loongson/common/Makefile b/arch/mips/loongson/common/Makefile index 0bb9cc9dc621..d87e03330b29 100644 --- a/arch/mips/loongson/common/Makefile +++ b/arch/mips/loongson/common/Makefile @@ -11,7 +11,8 @@ obj-$(CONFIG_PCI) += pci.o # Serial port support # obj-$(CONFIG_EARLY_PRINTK) += early_printk.o -obj-$(CONFIG_SERIAL_8250) += serial.o +loongson-serial-$(CONFIG_SERIAL_8250) := serial.o +obj-y += $(loongson-serial-m) $(loongson-serial-y) obj-$(CONFIG_LOONGSON_UART_BASE) += uart_base.o obj-$(CONFIG_LOONGSON_MC146818) += rtc.o diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index b5f228e7eae6..e3328a96e809 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -1872,8 +1872,16 @@ build_r4000_tlbchange_handler_head(u32 **p, struct uasm_label **l, uasm_l_smp_pgtable_change(l, *p); #endif iPTE_LW(p, wr.r1, wr.r2); /* get even pte */ - if (!m4kc_tlbp_war()) + if (!m4kc_tlbp_war()) { build_tlb_probe_entry(p); + if (cpu_has_htw) { + /* race condition happens, leaving */ + uasm_i_ehb(p); + uasm_i_mfc0(p, wr.r3, C0_INDEX); + uasm_il_bltz(p, r, wr.r3, label_leave); + uasm_i_nop(p); + } + } return wr; } diff --git a/arch/mips/mti-sead3/sead3-leds.c b/arch/mips/mti-sead3/sead3-leds.c index 20102a6d4141..c427c5778186 100644 --- a/arch/mips/mti-sead3/sead3-leds.c +++ b/arch/mips/mti-sead3/sead3-leds.c @@ -5,7 +5,7 @@ * * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. */ -#include <linux/module.h> +#include <linux/init.h> #include <linux/leds.h> #include <linux/platform_device.h> @@ -76,8 +76,4 @@ static int __init led_init(void) return platform_device_register(&fled_device); } -module_init(led_init); - -MODULE_AUTHOR("Chris Dearman <chris@mips.com>"); -MODULE_LICENSE("GPL"); -MODULE_DESCRIPTION("LED probe driver for SEAD-3"); +device_initcall(led_init); diff --git a/arch/mips/netlogic/xlp/Makefile b/arch/mips/netlogic/xlp/Makefile index be358a8050c5..6b43af0a34d9 100644 --- a/arch/mips/netlogic/xlp/Makefile +++ b/arch/mips/netlogic/xlp/Makefile @@ -1,6 +1,10 @@ obj-y += setup.o nlm_hal.o cop2-ex.o dt.o obj-$(CONFIG_SMP) += wakeup.o -obj-$(CONFIG_USB) += usb-init.o -obj-$(CONFIG_USB) += usb-init-xlp2.o -obj-$(CONFIG_SATA_AHCI) += ahci-init.o -obj-$(CONFIG_SATA_AHCI) += ahci-init-xlp2.o +ifdef CONFIG_USB +obj-y += usb-init.o +obj-y += usb-init-xlp2.o +endif +ifdef CONFIG_SATA_AHCI +obj-y += ahci-init.o +obj-y += ahci-init-xlp2.o +endif diff --git a/arch/powerpc/include/asm/pci-bridge.h b/arch/powerpc/include/asm/pci-bridge.h index 4ca90a39d6d0..725247beebec 100644 --- a/arch/powerpc/include/asm/pci-bridge.h +++ b/arch/powerpc/include/asm/pci-bridge.h @@ -159,8 +159,6 @@ struct pci_dn { int pci_ext_config_space; /* for pci devices */ - bool force_32bit_msi; - struct pci_dev *pcidev; /* back-pointer to the pci device */ #ifdef CONFIG_EEH struct eeh_dev *edev; /* eeh device */ diff --git a/arch/powerpc/kernel/eeh_sysfs.c b/arch/powerpc/kernel/eeh_sysfs.c index f19b1e5cb060..1ceecdda810b 100644 --- a/arch/powerpc/kernel/eeh_sysfs.c +++ b/arch/powerpc/kernel/eeh_sysfs.c @@ -65,7 +65,7 @@ static ssize_t eeh_pe_state_show(struct device *dev, return -ENODEV; state = eeh_ops->get_state(edev->pe, NULL); - return sprintf(buf, "%0x08x %0x08x\n", + return sprintf(buf, "0x%08x 0x%08x\n", state, edev->pe->state); } diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 155013da27e0..b15194e2c5fc 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -266,13 +266,3 @@ int pcibus_to_node(struct pci_bus *bus) } EXPORT_SYMBOL(pcibus_to_node); #endif - -static void quirk_radeon_32bit_msi(struct pci_dev *dev) -{ - struct pci_dn *pdn = pci_get_pdn(dev); - - if (pdn) - pdn->force_32bit_msi = true; -} -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x68f2, quirk_radeon_32bit_msi); -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0xaa68, quirk_radeon_32bit_msi); diff --git a/arch/powerpc/kernel/vdso32/getcpu.S b/arch/powerpc/kernel/vdso32/getcpu.S index 23eb9a9441bd..c62be60c7274 100644 --- a/arch/powerpc/kernel/vdso32/getcpu.S +++ b/arch/powerpc/kernel/vdso32/getcpu.S @@ -30,8 +30,8 @@ V_FUNCTION_BEGIN(__kernel_getcpu) .cfi_startproc mfspr r5,SPRN_SPRG_VDSO_READ - cmpdi cr0,r3,0 - cmpdi cr1,r4,0 + cmpwi cr0,r3,0 + cmpwi cr1,r4,0 clrlwi r6,r5,16 rlwinm r7,r5,16,31-15,31-0 beq cr0,1f diff --git a/arch/powerpc/platforms/powernv/opal-hmi.c b/arch/powerpc/platforms/powernv/opal-hmi.c index 5e1ed1575aab..b322bfb51343 100644 --- a/arch/powerpc/platforms/powernv/opal-hmi.c +++ b/arch/powerpc/platforms/powernv/opal-hmi.c @@ -57,7 +57,7 @@ static void print_hmi_event_info(struct OpalHMIEvent *hmi_evt) }; /* Print things out */ - if (hmi_evt->version != OpalHMIEvt_V1) { + if (hmi_evt->version < OpalHMIEvt_V1) { pr_err("HMI Interrupt, Unknown event version %d !\n", hmi_evt->version); return; diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 468a0f23c7f2..3ba435ec3dcd 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1509,7 +1509,6 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, struct pci_dev *dev, unsigned int is_64, struct msi_msg *msg) { struct pnv_ioda_pe *pe = pnv_ioda_get_pe(dev); - struct pci_dn *pdn = pci_get_pdn(dev); unsigned int xive_num = hwirq - phb->msi_base; __be32 data; int rc; @@ -1523,7 +1522,7 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, struct pci_dev *dev, return -ENXIO; /* Force 32-bit MSI on some broken devices */ - if (pdn && pdn->force_32bit_msi) + if (dev->no_64bit_msi) is_64 = 0; /* Assign XIVE to PE */ @@ -1997,7 +1996,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np, if (is_kdump_kernel()) { pr_info(" Issue PHB reset ...\n"); ioda_eeh_phb_reset(hose, EEH_RESET_FUNDAMENTAL); - ioda_eeh_phb_reset(hose, OPAL_DEASSERT_RESET); + ioda_eeh_phb_reset(hose, EEH_RESET_DEACTIVATE); } /* Configure M64 window */ diff --git a/arch/powerpc/platforms/powernv/pci.c b/arch/powerpc/platforms/powernv/pci.c index b2187d0068b8..4b20f2c6b3b2 100644 --- a/arch/powerpc/platforms/powernv/pci.c +++ b/arch/powerpc/platforms/powernv/pci.c @@ -50,7 +50,6 @@ static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) { struct pci_controller *hose = pci_bus_to_host(pdev->bus); struct pnv_phb *phb = hose->private_data; - struct pci_dn *pdn = pci_get_pdn(pdev); struct msi_desc *entry; struct msi_msg msg; int hwirq; @@ -60,7 +59,7 @@ static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type) if (WARN_ON(!phb) || !phb->msi_bmp.bitmap) return -ENODEV; - if (pdn && pdn->force_32bit_msi && !phb->msi32_support) + if (pdev->no_64bit_msi && !phb->msi32_support) return -ENODEV; list_for_each_entry(entry, &pdev->msi_list, list) { diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c index 8ab5add4ac82..8b909e94fd9a 100644 --- a/arch/powerpc/platforms/pseries/msi.c +++ b/arch/powerpc/platforms/pseries/msi.c @@ -420,7 +420,7 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec_in, int type) */ again: if (type == PCI_CAP_ID_MSI) { - if (pdn->force_32bit_msi) { + if (pdev->no_64bit_msi) { rc = rtas_change_msi(pdn, RTAS_CHANGE_32MSI_FN, nvec); if (rc < 0) { /* diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index b988b5addf86..c8efbb37d6e0 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -293,10 +293,10 @@ static inline void disable_surveillance(void) args.token = rtas_token("set-indicator"); if (args.token == RTAS_UNKNOWN_SERVICE) return; - args.nargs = 3; - args.nret = 1; + args.nargs = cpu_to_be32(3); + args.nret = cpu_to_be32(1); args.rets = &args.args[3]; - args.args[0] = SURVEILLANCE_TOKEN; + args.args[0] = cpu_to_be32(SURVEILLANCE_TOKEN); args.args[1] = 0; args.args[2] = 0; enter_rtas(__pa(&args)); diff --git a/arch/s390/kernel/nmi.c b/arch/s390/kernel/nmi.c index dd1c24ceda50..3f51cf4e8f02 100644 --- a/arch/s390/kernel/nmi.c +++ b/arch/s390/kernel/nmi.c @@ -54,12 +54,8 @@ void s390_handle_mcck(void) */ local_irq_save(flags); local_mcck_disable(); - /* - * Ummm... Does this make sense at all? Copying the percpu struct - * and then zapping it one statement later? - */ - memcpy(&mcck, this_cpu_ptr(&cpu_mcck), sizeof(mcck)); - memset(&mcck, 0, sizeof(struct mcck_struct)); + mcck = *this_cpu_ptr(&cpu_mcck); + memset(this_cpu_ptr(&cpu_mcck), 0, sizeof(mcck)); clear_cpu_flag(CIF_MCCK_PENDING); local_mcck_enable(); local_irq_restore(flags); diff --git a/arch/sparc/include/asm/dma-mapping.h b/arch/sparc/include/asm/dma-mapping.h index 5b1b52a04ad6..7e064c68c5ec 100644 --- a/arch/sparc/include/asm/dma-mapping.h +++ b/arch/sparc/include/asm/dma-mapping.h @@ -12,6 +12,14 @@ int dma_supported(struct device *dev, u64 mask); #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) #define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) +static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction dir) +{ + /* Since dma_{alloc,free}_noncoherent() allocated coherent memory, this + * routine can be a nop. + */ +} + extern struct dma_map_ops *dma_ops; extern struct dma_map_ops *leon_dma_ops; extern struct dma_map_ops pci32_dma_ops; diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index ac1c4de3a484..978f402006ee 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -630,7 +630,7 @@ static int mmu_spte_clear_track_bits(u64 *sptep) * kvm mmu, before reclaiming the page, we should * unmap it from mmu first. */ - WARN_ON(!kvm_is_mmio_pfn(pfn) && !page_count(pfn_to_page(pfn))); + WARN_ON(!kvm_is_reserved_pfn(pfn) && !page_count(pfn_to_page(pfn))); if (!shadow_accessed_mask || old_spte & shadow_accessed_mask) kvm_set_pfn_accessed(pfn); @@ -2461,7 +2461,7 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep, spte |= PT_PAGE_SIZE_MASK; if (tdp_enabled) spte |= kvm_x86_ops->get_mt_mask(vcpu, gfn, - kvm_is_mmio_pfn(pfn)); + kvm_is_reserved_pfn(pfn)); if (host_writable) spte |= SPTE_HOST_WRITEABLE; @@ -2737,7 +2737,7 @@ static void transparent_hugepage_adjust(struct kvm_vcpu *vcpu, * PT_PAGE_TABLE_LEVEL and there would be no adjustment done * here. */ - if (!is_error_noslot_pfn(pfn) && !kvm_is_mmio_pfn(pfn) && + if (!is_error_noslot_pfn(pfn) && !kvm_is_reserved_pfn(pfn) && level == PT_PAGE_TABLE_LEVEL && PageTransCompound(pfn_to_page(pfn)) && !has_wrprotected_page(vcpu->kvm, gfn, PT_DIRECTORY_LEVEL)) { diff --git a/block/bio-integrity.c b/block/bio-integrity.c index 0984232e429f..5cbd5d9ea61d 100644 --- a/block/bio-integrity.c +++ b/block/bio-integrity.c @@ -216,9 +216,10 @@ static int bio_integrity_process(struct bio *bio, { struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev); struct blk_integrity_iter iter; - struct bio_vec *bv; + struct bvec_iter bviter; + struct bio_vec bv; struct bio_integrity_payload *bip = bio_integrity(bio); - unsigned int i, ret = 0; + unsigned int ret = 0; void *prot_buf = page_address(bip->bip_vec->bv_page) + bip->bip_vec->bv_offset; @@ -227,11 +228,11 @@ static int bio_integrity_process(struct bio *bio, iter.seed = bip_get_seed(bip); iter.prot_buf = prot_buf; - bio_for_each_segment_all(bv, bio, i) { - void *kaddr = kmap_atomic(bv->bv_page); + bio_for_each_segment(bv, bio, bviter) { + void *kaddr = kmap_atomic(bv.bv_page); - iter.data_buf = kaddr + bv->bv_offset; - iter.data_size = bv->bv_len; + iter.data_buf = kaddr + bv.bv_offset; + iter.data_size = bv.bv_len; ret = proc_fn(&iter); if (ret) { diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c index 7652e8dc188f..21b0bc6a9c96 100644 --- a/drivers/atm/solos-pci.c +++ b/drivers/atm/solos-pci.c @@ -1225,11 +1225,13 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id) card->config_regs = pci_iomap(dev, 0, CONFIG_RAM_SIZE); if (!card->config_regs) { dev_warn(&dev->dev, "Failed to ioremap config registers\n"); + err = -ENOMEM; goto out_release_regions; } card->buffers = pci_iomap(dev, 1, DATA_RAM_SIZE); if (!card->buffers) { dev_warn(&dev->dev, "Failed to ioremap data buffers\n"); + err = -ENOMEM; goto out_unmap_config; } diff --git a/drivers/clk/at91/clk-usb.c b/drivers/clk/at91/clk-usb.c index 24b5b020753a..a23ac0c724f0 100644 --- a/drivers/clk/at91/clk-usb.c +++ b/drivers/clk/at91/clk-usb.c @@ -52,29 +52,26 @@ static unsigned long at91sam9x5_clk_usb_recalc_rate(struct clk_hw *hw, tmp = pmc_read(pmc, AT91_PMC_USB); usbdiv = (tmp & AT91_PMC_OHCIUSBDIV) >> SAM9X5_USB_DIV_SHIFT; - return parent_rate / (usbdiv + 1); + + return DIV_ROUND_CLOSEST(parent_rate, (usbdiv + 1)); } static long at91sam9x5_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate, unsigned long *parent_rate) { unsigned long div; - unsigned long bestrate; - unsigned long tmp; + + if (!rate) + return -EINVAL; if (rate >= *parent_rate) return *parent_rate; - div = *parent_rate / rate; - if (div >= SAM9X5_USB_MAX_DIV) - return *parent_rate / (SAM9X5_USB_MAX_DIV + 1); - - bestrate = *parent_rate / div; - tmp = *parent_rate / (div + 1); - if (bestrate - rate > rate - tmp) - bestrate = tmp; + div = DIV_ROUND_CLOSEST(*parent_rate, rate); + if (div > SAM9X5_USB_MAX_DIV + 1) + div = SAM9X5_USB_MAX_DIV + 1; - return bestrate; + return DIV_ROUND_CLOSEST(*parent_rate, div); } static int at91sam9x5_clk_usb_set_parent(struct clk_hw *hw, u8 index) @@ -106,9 +103,13 @@ static int at91sam9x5_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate, u32 tmp; struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw); struct at91_pmc *pmc = usb->pmc; - unsigned long div = parent_rate / rate; + unsigned long div; + + if (!rate) + return -EINVAL; - if (parent_rate % rate || div < 1 || div >= SAM9X5_USB_MAX_DIV) + div = DIV_ROUND_CLOSEST(parent_rate, rate); + if (div > SAM9X5_USB_MAX_DIV + 1 || !div) return -EINVAL; tmp = pmc_read(pmc, AT91_PMC_USB) & ~AT91_PMC_OHCIUSBDIV; @@ -253,7 +254,7 @@ static long at91rm9200_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate, tmp_parent_rate = rate * usb->divisors[i]; tmp_parent_rate = __clk_round_rate(parent, tmp_parent_rate); - tmprate = tmp_parent_rate / usb->divisors[i]; + tmprate = DIV_ROUND_CLOSEST(tmp_parent_rate, usb->divisors[i]); if (tmprate < rate) tmpdiff = rate - tmprate; else @@ -281,10 +282,10 @@ static int at91rm9200_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate, struct at91_pmc *pmc = usb->pmc; unsigned long div; - if (!rate || parent_rate % rate) + if (!rate) return -EINVAL; - div = parent_rate / rate; + div = DIV_ROUND_CLOSEST(parent_rate, rate); for (i = 0; i < RM9200_USB_DIV_TAB_SIZE; i++) { if (usb->divisors[i] == div) { diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c index 18a9de29df0e..c0a842b335c5 100644 --- a/drivers/clk/clk-divider.c +++ b/drivers/clk/clk-divider.c @@ -263,6 +263,14 @@ static int clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate, if (!rate) rate = 1; + /* if read only, just return current value */ + if (divider->flags & CLK_DIVIDER_READ_ONLY) { + bestdiv = readl(divider->reg) >> divider->shift; + bestdiv &= div_mask(divider); + bestdiv = _get_div(divider, bestdiv); + return bestdiv; + } + maxdiv = _get_maxdiv(divider); if (!(__clk_get_flags(hw->clk) & CLK_SET_RATE_PARENT)) { @@ -361,11 +369,6 @@ const struct clk_ops clk_divider_ops = { }; EXPORT_SYMBOL_GPL(clk_divider_ops); -const struct clk_ops clk_divider_ro_ops = { - .recalc_rate = clk_divider_recalc_rate, -}; -EXPORT_SYMBOL_GPL(clk_divider_ro_ops); - static struct clk *_register_divider(struct device *dev, const char *name, const char *parent_name, unsigned long flags, void __iomem *reg, u8 shift, u8 width, @@ -391,10 +394,7 @@ static struct clk *_register_divider(struct device *dev, const char *name, } init.name = name; - if (clk_divider_flags & CLK_DIVIDER_READ_ONLY) - init.ops = &clk_divider_ro_ops; - else - init.ops = &clk_divider_ops; + init.ops = &clk_divider_ops; init.flags = flags | CLK_IS_BASIC; init.parent_names = (parent_name ? &parent_name: NULL); init.num_parents = (parent_name ? 1 : 0); diff --git a/drivers/clk/pxa/clk-pxa27x.c b/drivers/clk/pxa/clk-pxa27x.c index b345cc791e5d..88b9fe13fa44 100644 --- a/drivers/clk/pxa/clk-pxa27x.c +++ b/drivers/clk/pxa/clk-pxa27x.c @@ -322,7 +322,7 @@ static unsigned long clk_pxa27x_memory_get_rate(struct clk_hw *hw, unsigned long ccsr = CCSR; osc_forced = ccsr & (1 << CCCR_CPDIS_BIT); - a = cccr & CCCR_A_BIT; + a = cccr & (1 << CCCR_A_BIT); l = ccsr & CCSR_L_MASK; if (osc_forced || a) @@ -341,7 +341,7 @@ static u8 clk_pxa27x_memory_get_parent(struct clk_hw *hw) unsigned long ccsr = CCSR; osc_forced = ccsr & (1 << CCCR_CPDIS_BIT); - a = cccr & CCCR_A_BIT; + a = cccr & (1 << CCCR_A_BIT); if (osc_forced) return PXA_MEM_13Mhz; if (a) diff --git a/drivers/clk/qcom/mmcc-apq8084.c b/drivers/clk/qcom/mmcc-apq8084.c index dab988ab8cf1..157139a5c1ca 100644 --- a/drivers/clk/qcom/mmcc-apq8084.c +++ b/drivers/clk/qcom/mmcc-apq8084.c @@ -3122,7 +3122,7 @@ static struct clk_regmap *mmcc_apq8084_clocks[] = { [ESC1_CLK_SRC] = &esc1_clk_src.clkr, [HDMI_CLK_SRC] = &hdmi_clk_src.clkr, [VSYNC_CLK_SRC] = &vsync_clk_src.clkr, - [RBCPR_CLK_SRC] = &rbcpr_clk_src.clkr, + [MMSS_RBCPR_CLK_SRC] = &rbcpr_clk_src.clkr, [RBBMTIMER_CLK_SRC] = &rbbmtimer_clk_src.clkr, [MAPLE_CLK_SRC] = &maple_clk_src.clkr, [VDP_CLK_SRC] = &vdp_clk_src.clkr, diff --git a/drivers/clk/rockchip/clk.c b/drivers/clk/rockchip/clk.c index 1e68bff481b8..880a266f0143 100644 --- a/drivers/clk/rockchip/clk.c +++ b/drivers/clk/rockchip/clk.c @@ -90,9 +90,7 @@ static struct clk *rockchip_clk_register_branch(const char *name, div->width = div_width; div->lock = lock; div->table = div_table; - div_ops = (div_flags & CLK_DIVIDER_READ_ONLY) - ? &clk_divider_ro_ops - : &clk_divider_ops; + div_ops = &clk_divider_ops; } clk = clk_register_composite(NULL, name, parent_names, num_parents, diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index f0a1a56406eb..8bcdb981d540 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -9408,6 +9408,10 @@ static bool page_flip_finished(struct intel_crtc *crtc) struct drm_device *dev = crtc->base.dev; struct drm_i915_private *dev_priv = dev->dev_private; + if (i915_reset_in_progress(&dev_priv->gpu_error) || + crtc->reset_counter != atomic_read(&dev_priv->gpu_error.reset_counter)) + return true; + /* * The relevant registers doen't exist on pre-ctg. * As the flip done interrupt doesn't trigger for mmio diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 5ad45bfff3fe..4bcd91757321 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -4450,6 +4450,7 @@ static void intel_dp_encoder_suspend(struct intel_encoder *intel_encoder) * vdd might still be enabled do to the delayed vdd off. * Make sure vdd is actually turned off here. */ + cancel_delayed_work_sync(&intel_dp->panel_vdd_work); pps_lock(intel_dp); edp_panel_vdd_off_sync(intel_dp); pps_unlock(intel_dp); diff --git a/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c index cd05677ad4b7..72a40f95d048 100644 --- a/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c +++ b/drivers/gpu/drm/nouveau/core/engine/device/nvc0.c @@ -218,7 +218,6 @@ nvc0_identify(struct nouveau_device *device) device->oclass[NVDEV_ENGINE_BSP ] = &nvc0_bsp_oclass; device->oclass[NVDEV_ENGINE_PPP ] = &nvc0_ppp_oclass; device->oclass[NVDEV_ENGINE_COPY0 ] = &nvc0_copy0_oclass; - device->oclass[NVDEV_ENGINE_COPY1 ] = &nvc0_copy1_oclass; device->oclass[NVDEV_ENGINE_DISP ] = nva3_disp_oclass; device->oclass[NVDEV_ENGINE_PERFMON] = &nvc0_perfmon_oclass; break; diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c index 5ae6a43893b5..1931057f9962 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nv04.c @@ -551,8 +551,8 @@ nv04_fifo_intr(struct nouveau_subdev *subdev) } if (status & 0x40000000) { - nouveau_fifo_uevent(&priv->base); nv_wr32(priv, 0x002100, 0x40000000); + nouveau_fifo_uevent(&priv->base); status &= ~0x40000000; } } diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c index 1fe1f8fbda0c..074d434c3077 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nvc0.c @@ -740,6 +740,8 @@ nvc0_fifo_intr_engine_unit(struct nvc0_fifo_priv *priv, int engn) u32 inte = nv_rd32(priv, 0x002628); u32 unkn; + nv_wr32(priv, 0x0025a8 + (engn * 0x04), intr); + for (unkn = 0; unkn < 8; unkn++) { u32 ints = (intr >> (unkn * 0x04)) & inte; if (ints & 0x1) { @@ -751,8 +753,6 @@ nvc0_fifo_intr_engine_unit(struct nvc0_fifo_priv *priv, int engn) nv_mask(priv, 0x002628, ints, 0); } } - - nv_wr32(priv, 0x0025a8 + (engn * 0x04), intr); } static void diff --git a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c index d2f0fd39c145..f8734eb74eaa 100644 --- a/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c +++ b/drivers/gpu/drm/nouveau/core/engine/fifo/nve0.c @@ -952,8 +952,8 @@ nve0_fifo_intr(struct nouveau_subdev *subdev) } if (stat & 0x80000000) { - nve0_fifo_intr_engine(priv); nv_wr32(priv, 0x002100, 0x80000000); + nve0_fifo_intr_engine(priv); stat &= ~0x80000000; } diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouveau/nouveau_drm.c index 57238076049f..62b97c4eef8d 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -629,7 +629,6 @@ int nouveau_pmops_suspend(struct device *dev) pci_save_state(pdev); pci_disable_device(pdev); - pci_ignore_hotplug(pdev); pci_set_power_state(pdev, PCI_D3hot); return 0; } @@ -933,6 +932,7 @@ static int nouveau_pmops_runtime_suspend(struct device *dev) ret = nouveau_do_suspend(drm_dev, true); pci_save_state(pdev); pci_disable_device(pdev); + pci_ignore_hotplug(pdev); pci_set_power_state(pdev, PCI_D3cold); drm_dev->switch_power_state = DRM_SWITCH_POWER_DYNAMIC_OFF; return ret; diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.c b/drivers/gpu/drm/nouveau/nouveau_fence.c index 515cd9aebb99..f32a434724e3 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.c +++ b/drivers/gpu/drm/nouveau/nouveau_fence.c @@ -52,20 +52,24 @@ nouveau_fctx(struct nouveau_fence *fence) return container_of(fence->base.lock, struct nouveau_fence_chan, lock); } -static void +static int nouveau_fence_signal(struct nouveau_fence *fence) { + int drop = 0; + fence_signal_locked(&fence->base); list_del(&fence->head); + rcu_assign_pointer(fence->channel, NULL); if (test_bit(FENCE_FLAG_USER_BITS, &fence->base.flags)) { struct nouveau_fence_chan *fctx = nouveau_fctx(fence); if (!--fctx->notify_ref) - nvif_notify_put(&fctx->notify); + drop = 1; } fence_put(&fence->base); + return drop; } static struct nouveau_fence * @@ -88,16 +92,23 @@ nouveau_fence_context_del(struct nouveau_fence_chan *fctx) { struct nouveau_fence *fence; - nvif_notify_fini(&fctx->notify); - spin_lock_irq(&fctx->lock); while (!list_empty(&fctx->pending)) { fence = list_entry(fctx->pending.next, typeof(*fence), head); - nouveau_fence_signal(fence); - fence->channel = NULL; + if (nouveau_fence_signal(fence)) + nvif_notify_put(&fctx->notify); } spin_unlock_irq(&fctx->lock); + + nvif_notify_fini(&fctx->notify); + fctx->dead = 1; + + /* + * Ensure that all accesses to fence->channel complete before freeing + * the channel. + */ + synchronize_rcu(); } static void @@ -112,21 +123,23 @@ nouveau_fence_context_free(struct nouveau_fence_chan *fctx) kref_put(&fctx->fence_ref, nouveau_fence_context_put); } -static void +static int nouveau_fence_update(struct nouveau_channel *chan, struct nouveau_fence_chan *fctx) { struct nouveau_fence *fence; - + int drop = 0; u32 seq = fctx->read(chan); while (!list_empty(&fctx->pending)) { fence = list_entry(fctx->pending.next, typeof(*fence), head); if ((int)(seq - fence->base.seqno) < 0) - return; + break; - nouveau_fence_signal(fence); + drop |= nouveau_fence_signal(fence); } + + return drop; } static int @@ -135,18 +148,21 @@ nouveau_fence_wait_uevent_handler(struct nvif_notify *notify) struct nouveau_fence_chan *fctx = container_of(notify, typeof(*fctx), notify); unsigned long flags; + int ret = NVIF_NOTIFY_KEEP; spin_lock_irqsave(&fctx->lock, flags); if (!list_empty(&fctx->pending)) { struct nouveau_fence *fence; + struct nouveau_channel *chan; fence = list_entry(fctx->pending.next, typeof(*fence), head); - nouveau_fence_update(fence->channel, fctx); + chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock)); + if (nouveau_fence_update(fence->channel, fctx)) + ret = NVIF_NOTIFY_DROP; } spin_unlock_irqrestore(&fctx->lock, flags); - /* Always return keep here. NVIF refcount is handled with nouveau_fence_update */ - return NVIF_NOTIFY_KEEP; + return ret; } void @@ -262,7 +278,10 @@ nouveau_fence_emit(struct nouveau_fence *fence, struct nouveau_channel *chan) if (!ret) { fence_get(&fence->base); spin_lock_irq(&fctx->lock); - nouveau_fence_update(chan, fctx); + + if (nouveau_fence_update(chan, fctx)) + nvif_notify_put(&fctx->notify); + list_add_tail(&fence->head, &fctx->pending); spin_unlock_irq(&fctx->lock); } @@ -276,13 +295,16 @@ nouveau_fence_done(struct nouveau_fence *fence) if (fence->base.ops == &nouveau_fence_ops_legacy || fence->base.ops == &nouveau_fence_ops_uevent) { struct nouveau_fence_chan *fctx = nouveau_fctx(fence); + struct nouveau_channel *chan; unsigned long flags; if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->base.flags)) return true; spin_lock_irqsave(&fctx->lock, flags); - nouveau_fence_update(fence->channel, fctx); + chan = rcu_dereference_protected(fence->channel, lockdep_is_held(&fctx->lock)); + if (chan && nouveau_fence_update(chan, fctx)) + nvif_notify_put(&fctx->notify); spin_unlock_irqrestore(&fctx->lock, flags); } return fence_is_signaled(&fence->base); @@ -387,12 +409,18 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e if (fence && (!exclusive || !fobj || !fobj->shared_count)) { struct nouveau_channel *prev = NULL; + bool must_wait = true; f = nouveau_local_fence(fence, chan->drm); - if (f) - prev = f->channel; + if (f) { + rcu_read_lock(); + prev = rcu_dereference(f->channel); + if (prev && (prev == chan || fctx->sync(f, prev, chan) == 0)) + must_wait = false; + rcu_read_unlock(); + } - if (!prev || (prev != chan && (ret = fctx->sync(f, prev, chan)))) + if (must_wait) ret = fence_wait(fence, intr); return ret; @@ -403,19 +431,22 @@ nouveau_fence_sync(struct nouveau_bo *nvbo, struct nouveau_channel *chan, bool e for (i = 0; i < fobj->shared_count && !ret; ++i) { struct nouveau_channel *prev = NULL; + bool must_wait = true; fence = rcu_dereference_protected(fobj->shared[i], reservation_object_held(resv)); f = nouveau_local_fence(fence, chan->drm); - if (f) - prev = f->channel; + if (f) { + rcu_read_lock(); + prev = rcu_dereference(f->channel); + if (prev && (prev == chan || fctx->sync(f, prev, chan) == 0)) + must_wait = false; + rcu_read_unlock(); + } - if (!prev || (prev != chan && (ret = fctx->sync(f, prev, chan)))) + if (must_wait) ret = fence_wait(fence, intr); - - if (ret) - break; } return ret; @@ -463,7 +494,7 @@ static const char *nouveau_fence_get_timeline_name(struct fence *f) struct nouveau_fence *fence = from_fence(f); struct nouveau_fence_chan *fctx = nouveau_fctx(fence); - return fence->channel ? fctx->name : "dead channel"; + return !fctx->dead ? fctx->name : "dead channel"; } /* @@ -476,9 +507,16 @@ static bool nouveau_fence_is_signaled(struct fence *f) { struct nouveau_fence *fence = from_fence(f); struct nouveau_fence_chan *fctx = nouveau_fctx(fence); - struct nouveau_channel *chan = fence->channel; + struct nouveau_channel *chan; + bool ret = false; + + rcu_read_lock(); + chan = rcu_dereference(fence->channel); + if (chan) + ret = (int)(fctx->read(chan) - fence->base.seqno) >= 0; + rcu_read_unlock(); - return (int)(fctx->read(chan) - fence->base.seqno) >= 0; + return ret; } static bool nouveau_fence_no_signaling(struct fence *f) diff --git a/drivers/gpu/drm/nouveau/nouveau_fence.h b/drivers/gpu/drm/nouveau/nouveau_fence.h index 943b0b17b1fc..96e461c6f68f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_fence.h +++ b/drivers/gpu/drm/nouveau/nouveau_fence.h @@ -14,7 +14,7 @@ struct nouveau_fence { bool sysmem; - struct nouveau_channel *channel; + struct nouveau_channel __rcu *channel; unsigned long timeout; }; @@ -47,7 +47,7 @@ struct nouveau_fence_chan { char name[32]; struct nvif_notify notify; - int notify_ref; + int notify_ref, dead; }; struct nouveau_fence_priv { diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 300c4b3d4669..26baa9c05f6c 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -322,6 +322,12 @@ static void radeon_connector_get_edid(struct drm_connector *connector) } if (!radeon_connector->edid) { + /* don't fetch the edid from the vbios if ddc fails and runpm is + * enabled so we report disconnected. + */ + if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) + return; + if (rdev->is_atom_bios) { /* some laptops provide a hardcoded edid in rom for LCDs */ if (((connector->connector_type == DRM_MODE_CONNECTOR_LVDS) || @@ -826,6 +832,8 @@ static int radeon_lvds_mode_valid(struct drm_connector *connector, static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector, bool force) { + struct drm_device *dev = connector->dev; + struct radeon_device *rdev = dev->dev_private; struct radeon_connector *radeon_connector = to_radeon_connector(connector); struct drm_encoder *encoder = radeon_best_single_encoder(connector); enum drm_connector_status ret = connector_status_disconnected; @@ -842,7 +850,11 @@ radeon_lvds_detect(struct drm_connector *connector, bool force) /* check if panel is valid */ if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) ret = connector_status_connected; - + /* don't fetch the edid from the vbios if ddc fails and runpm is + * enabled so we report disconnected. + */ + if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) + ret = connector_status_disconnected; } /* check for edid as well */ @@ -1589,6 +1601,11 @@ radeon_dp_detect(struct drm_connector *connector, bool force) /* check if panel is valid */ if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240) ret = connector_status_connected; + /* don't fetch the edid from the vbios if ddc fails and runpm is + * enabled so we report disconnected. + */ + if ((rdev->flags & RADEON_IS_PX) && (radeon_runtime_pm != 0)) + ret = connector_status_disconnected; } /* eDP is always DP */ radeon_dig_connector->dp_sink_type = CONNECTOR_OBJECT_ID_DISPLAYPORT; diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c index a3e7aed7e680..6f377de099f9 100644 --- a/drivers/gpu/drm/radeon/radeon_cs.c +++ b/drivers/gpu/drm/radeon/radeon_cs.c @@ -251,22 +251,19 @@ static int radeon_cs_get_ring(struct radeon_cs_parser *p, u32 ring, s32 priority static int radeon_cs_sync_rings(struct radeon_cs_parser *p) { - int i, r = 0; + struct radeon_cs_reloc *reloc; + int r; - for (i = 0; i < p->nrelocs; i++) { + list_for_each_entry(reloc, &p->validated, tv.head) { struct reservation_object *resv; - if (!p->relocs[i].robj) - continue; - - resv = p->relocs[i].robj->tbo.resv; + resv = reloc->robj->tbo.resv; r = radeon_semaphore_sync_resv(p->rdev, p->ib.semaphore, resv, - p->relocs[i].tv.shared); - + reloc->tv.shared); if (r) - break; + return r; } - return r; + return 0; } /* XXX: note that this is called from the legacy UMS CS ioctl as well */ diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c index 7784911d78ef..00fc59762e0d 100644 --- a/drivers/gpu/drm/radeon/radeon_irq_kms.c +++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c @@ -185,6 +185,16 @@ static bool radeon_msi_ok(struct radeon_device *rdev) if (rdev->flags & RADEON_IS_AGP) return false; + /* + * Older chips have a HW limitation, they can only generate 40 bits + * of address for "64-bit" MSIs which breaks on some platforms, notably + * IBM POWER servers, so we limit them + */ + if (rdev->family < CHIP_BONAIRE) { + dev_info(rdev->dev, "radeon: MSI limited to 32-bit\n"); + rdev->pdev->no_64bit_msi = 1; + } + /* force MSI on */ if (radeon_msi == 1) return true; diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c index 8309b11e674d..03586763ee86 100644 --- a/drivers/gpu/drm/radeon/radeon_kms.c +++ b/drivers/gpu/drm/radeon/radeon_kms.c @@ -795,6 +795,8 @@ int radeon_get_vblank_timestamp_kms(struct drm_device *dev, int crtc, /* Get associated drm_crtc: */ drmcrtc = &rdev->mode_info.crtcs[crtc]->base; + if (!drmcrtc) + return -EINVAL; /* Helper routine in DRM core does all the work: */ return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error, diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 99a960a4f302..4c0d786d5c7a 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -213,6 +213,13 @@ int radeon_bo_create(struct radeon_device *rdev, if (!(rdev->flags & RADEON_IS_PCIE)) bo->flags &= ~(RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC); +#ifdef CONFIG_X86_32 + /* XXX: Write-combined CPU mappings of GTT seem broken on 32-bit + * See https://bugs.freedesktop.org/show_bug.cgi?id=84627 + */ + bo->flags &= ~RADEON_GEM_GTT_WC; +#endif + radeon_ttm_placement_from_domain(bo, domain); /* Kernel allocation are uninterruptible */ down_read(&rdev->pm.mclk_lock); diff --git a/drivers/hwmon/g762.c b/drivers/hwmon/g762.c index 6aac695b1688..9b55e673b67c 100644 --- a/drivers/hwmon/g762.c +++ b/drivers/hwmon/g762.c @@ -1084,10 +1084,8 @@ static int g762_probe(struct i2c_client *client, const struct i2c_device_id *id) if (ret) goto clock_dis; - data->hwmon_dev = devm_hwmon_device_register_with_groups(dev, - client->name, - data, - g762_groups); + data->hwmon_dev = hwmon_device_register_with_groups(dev, client->name, + data, g762_groups); if (IS_ERR(data->hwmon_dev)) { ret = PTR_ERR(data->hwmon_dev); goto clock_dis; diff --git a/drivers/iio/accel/bmc150-accel.c b/drivers/iio/accel/bmc150-accel.c index 22c096ce39ad..513bd6d14293 100644 --- a/drivers/iio/accel/bmc150-accel.c +++ b/drivers/iio/accel/bmc150-accel.c @@ -44,6 +44,9 @@ #define BMC150_ACCEL_REG_INT_STATUS_2 0x0B #define BMC150_ACCEL_ANY_MOTION_MASK 0x07 +#define BMC150_ACCEL_ANY_MOTION_BIT_X BIT(0) +#define BMC150_ACCEL_ANY_MOTION_BIT_Y BIT(1) +#define BMC150_ACCEL_ANY_MOTION_BIT_Z BIT(2) #define BMC150_ACCEL_ANY_MOTION_BIT_SIGN BIT(3) #define BMC150_ACCEL_REG_PMU_LPW 0x11 @@ -92,9 +95,9 @@ #define BMC150_ACCEL_SLOPE_THRES_MASK 0xFF /* Slope duration in terms of number of samples */ -#define BMC150_ACCEL_DEF_SLOPE_DURATION 2 +#define BMC150_ACCEL_DEF_SLOPE_DURATION 1 /* in terms of multiples of g's/LSB, based on range */ -#define BMC150_ACCEL_DEF_SLOPE_THRESHOLD 5 +#define BMC150_ACCEL_DEF_SLOPE_THRESHOLD 1 #define BMC150_ACCEL_REG_XOUT_L 0x02 @@ -536,6 +539,9 @@ static int bmc150_accel_set_power_state(struct bmc150_accel_data *data, bool on) if (ret < 0) { dev_err(&data->client->dev, "Failed: bmc150_accel_set_power_state for %d\n", on); + if (on) + pm_runtime_put_noidle(&data->client->dev); + return ret; } @@ -811,6 +817,7 @@ static int bmc150_accel_write_event_config(struct iio_dev *indio_dev, ret = bmc150_accel_setup_any_motion_interrupt(data, state); if (ret < 0) { + bmc150_accel_set_power_state(data, false); mutex_unlock(&data->mutex); return ret; } @@ -846,7 +853,7 @@ static const struct attribute_group bmc150_accel_attrs_group = { static const struct iio_event_spec bmc150_accel_event = { .type = IIO_EV_TYPE_ROC, - .dir = IIO_EV_DIR_RISING | IIO_EV_DIR_FALLING, + .dir = IIO_EV_DIR_EITHER, .mask_separate = BIT(IIO_EV_INFO_VALUE) | BIT(IIO_EV_INFO_ENABLE) | BIT(IIO_EV_INFO_PERIOD) @@ -1054,6 +1061,7 @@ static int bmc150_accel_data_rdy_trigger_set_state(struct iio_trigger *trig, else ret = bmc150_accel_setup_new_data_interrupt(data, state); if (ret < 0) { + bmc150_accel_set_power_state(data, false); mutex_unlock(&data->mutex); return ret; } @@ -1092,12 +1100,26 @@ static irqreturn_t bmc150_accel_event_handler(int irq, void *private) else dir = IIO_EV_DIR_RISING; - if (ret & BMC150_ACCEL_ANY_MOTION_MASK) + if (ret & BMC150_ACCEL_ANY_MOTION_BIT_X) + iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ACCEL, + 0, + IIO_MOD_X, + IIO_EV_TYPE_ROC, + dir), + data->timestamp); + if (ret & BMC150_ACCEL_ANY_MOTION_BIT_Y) iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ACCEL, 0, - IIO_MOD_X_OR_Y_OR_Z, + IIO_MOD_Y, IIO_EV_TYPE_ROC, - IIO_EV_DIR_EITHER), + dir), + data->timestamp); + if (ret & BMC150_ACCEL_ANY_MOTION_BIT_Z) + iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ACCEL, + 0, + IIO_MOD_Z, + IIO_EV_TYPE_ROC, + dir), data->timestamp); ack_intr_status: if (!data->dready_trigger_on) @@ -1354,10 +1376,14 @@ static int bmc150_accel_runtime_suspend(struct device *dev) { struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev)); struct bmc150_accel_data *data = iio_priv(indio_dev); + int ret; dev_dbg(&data->client->dev, __func__); + ret = bmc150_accel_set_mode(data, BMC150_ACCEL_SLEEP_MODE_SUSPEND, 0); + if (ret < 0) + return -EAGAIN; - return bmc150_accel_set_mode(data, BMC150_ACCEL_SLEEP_MODE_SUSPEND, 0); + return 0; } static int bmc150_accel_runtime_resume(struct device *dev) diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index a23e58c4ed99..320aa72c0349 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -269,6 +269,8 @@ static int kxcjk1013_set_range(struct kxcjk1013_data *data, int range_index) return ret; } + ret &= ~(KXCJK1013_REG_CTRL1_BIT_GSEL0 | + KXCJK1013_REG_CTRL1_BIT_GSEL1); ret |= (KXCJK1013_scale_table[range_index].gsel_0 << 3); ret |= (KXCJK1013_scale_table[range_index].gsel_1 << 4); diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c index b58d6302521f..d095efe1ba14 100644 --- a/drivers/iio/adc/men_z188_adc.c +++ b/drivers/iio/adc/men_z188_adc.c @@ -152,6 +152,7 @@ static void men_z188_remove(struct mcb_device *dev) static const struct mcb_device_id men_z188_ids[] = { { .device = 0xbc }, + { } }; MODULE_DEVICE_TABLE(mcb, men_z188_ids); diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c index 1f967e0d688e..d2fa526740ca 100644 --- a/drivers/iio/gyro/bmg160.c +++ b/drivers/iio/gyro/bmg160.c @@ -67,6 +67,9 @@ #define BMG160_REG_INT_EN_0 0x15 #define BMG160_DATA_ENABLE_INT BIT(7) +#define BMG160_REG_INT_EN_1 0x16 +#define BMG160_INT1_BIT_OD BIT(1) + #define BMG160_REG_XOUT_L 0x02 #define BMG160_AXIS_TO_REG(axis) (BMG160_REG_XOUT_L + (axis * 2)) @@ -82,6 +85,9 @@ #define BMG160_REG_INT_STATUS_2 0x0B #define BMG160_ANY_MOTION_MASK 0x07 +#define BMG160_ANY_MOTION_BIT_X BIT(0) +#define BMG160_ANY_MOTION_BIT_Y BIT(1) +#define BMG160_ANY_MOTION_BIT_Z BIT(2) #define BMG160_REG_TEMP 0x08 #define BMG160_TEMP_CENTER_VAL 23 @@ -222,6 +228,19 @@ static int bmg160_chip_init(struct bmg160_data *data) data->slope_thres = ret; /* Set default interrupt mode */ + ret = i2c_smbus_read_byte_data(data->client, BMG160_REG_INT_EN_1); + if (ret < 0) { + dev_err(&data->client->dev, "Error reading reg_int_en_1\n"); + return ret; + } + ret &= ~BMG160_INT1_BIT_OD; + ret = i2c_smbus_write_byte_data(data->client, + BMG160_REG_INT_EN_1, ret); + if (ret < 0) { + dev_err(&data->client->dev, "Error writing reg_int_en_1\n"); + return ret; + } + ret = i2c_smbus_write_byte_data(data->client, BMG160_REG_INT_RST_LATCH, BMG160_INT_MODE_LATCH_INT | @@ -250,6 +269,9 @@ static int bmg160_set_power_state(struct bmg160_data *data, bool on) if (ret < 0) { dev_err(&data->client->dev, "Failed: bmg160_set_power_state for %d\n", on); + if (on) + pm_runtime_put_noidle(&data->client->dev); + return ret; } #endif @@ -705,6 +727,7 @@ static int bmg160_write_event_config(struct iio_dev *indio_dev, ret = bmg160_setup_any_motion_interrupt(data, state); if (ret < 0) { + bmg160_set_power_state(data, false); mutex_unlock(&data->mutex); return ret; } @@ -743,7 +766,7 @@ static const struct attribute_group bmg160_attrs_group = { static const struct iio_event_spec bmg160_event = { .type = IIO_EV_TYPE_ROC, - .dir = IIO_EV_DIR_RISING | IIO_EV_DIR_FALLING, + .dir = IIO_EV_DIR_EITHER, .mask_shared_by_type = BIT(IIO_EV_INFO_VALUE) | BIT(IIO_EV_INFO_ENABLE) }; @@ -871,6 +894,7 @@ static int bmg160_data_rdy_trigger_set_state(struct iio_trigger *trig, else ret = bmg160_setup_new_data_interrupt(data, state); if (ret < 0) { + bmg160_set_power_state(data, false); mutex_unlock(&data->mutex); return ret; } @@ -908,10 +932,24 @@ static irqreturn_t bmg160_event_handler(int irq, void *private) else dir = IIO_EV_DIR_FALLING; - if (ret & BMG160_ANY_MOTION_MASK) + if (ret & BMG160_ANY_MOTION_BIT_X) iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ANGL_VEL, 0, - IIO_MOD_X_OR_Y_OR_Z, + IIO_MOD_X, + IIO_EV_TYPE_ROC, + dir), + data->timestamp); + if (ret & BMG160_ANY_MOTION_BIT_Y) + iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ANGL_VEL, + 0, + IIO_MOD_Y, + IIO_EV_TYPE_ROC, + dir), + data->timestamp); + if (ret & BMG160_ANY_MOTION_BIT_Z) + iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ANGL_VEL, + 0, + IIO_MOD_Z, IIO_EV_TYPE_ROC, dir), data->timestamp); @@ -1169,8 +1207,15 @@ static int bmg160_runtime_suspend(struct device *dev) { struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev)); struct bmg160_data *data = iio_priv(indio_dev); + int ret; + + ret = bmg160_set_mode(data, BMG160_MODE_SUSPEND); + if (ret < 0) { + dev_err(&data->client->dev, "set mode failed\n"); + return -EAGAIN; + } - return bmg160_set_mode(data, BMG160_MODE_SUSPEND); + return 0; } static int bmg160_runtime_resume(struct device *dev) diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index bc203485716d..8afa28e4570e 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -421,7 +421,7 @@ static int evdev_open(struct inode *inode, struct file *file) err_free_client: evdev_detach_client(evdev, client); - kfree(client); + kvfree(client); return error; } diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c index 2ed7905a068f..fc55f0d15b70 100644 --- a/drivers/input/joystick/xpad.c +++ b/drivers/input/joystick/xpad.c @@ -1179,9 +1179,19 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id } ep_irq_in = &intf->cur_altsetting->endpoint[1].desc; - usb_fill_bulk_urb(xpad->bulk_out, udev, - usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress), - xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad); + if (usb_endpoint_is_bulk_out(ep_irq_in)) { + usb_fill_bulk_urb(xpad->bulk_out, udev, + usb_sndbulkpipe(udev, + ep_irq_in->bEndpointAddress), + xpad->bdata, XPAD_PKT_LEN, + xpad_bulk_out, xpad); + } else { + usb_fill_int_urb(xpad->bulk_out, udev, + usb_sndintpipe(udev, + ep_irq_in->bEndpointAddress), + xpad->bdata, XPAD_PKT_LEN, + xpad_bulk_out, xpad, 0); + } /* * Submit the int URB immediately rather than waiting for open diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 3fcb6b3cb0bd..f2b978026407 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -428,14 +428,6 @@ static void elantech_report_trackpoint(struct psmouse *psmouse, int x, y; u32 t; - if (dev_WARN_ONCE(&psmouse->ps2dev.serio->dev, - !tp_dev, - psmouse_fmt("Unexpected trackpoint message\n"))) { - if (etd->debug == 1) - elantech_packet_dump(psmouse); - return; - } - t = get_unaligned_le32(&packet[0]); switch (t & ~7U) { @@ -793,7 +785,7 @@ static int elantech_packet_check_v4(struct psmouse *psmouse) unsigned char packet_type = packet[3] & 0x03; bool sanity_check; - if ((packet[3] & 0x0f) == 0x06) + if (etd->tp_dev && (packet[3] & 0x0f) == 0x06) return PACKET_TRACKPOINT; /* diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 2a7a9174c702..f9472920d986 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -143,6 +143,10 @@ static const struct min_max_quirk min_max_pnpid_table[] = { (const char * const []){"LEN2001", NULL}, 1024, 5022, 2508, 4832 }, + { + (const char * const []){"LEN2006", NULL}, + 1264, 5675, 1171, 4688 + }, { } }; diff --git a/drivers/irqchip/irq-atmel-aic-common.c b/drivers/irqchip/irq-atmel-aic-common.c index 6ae3cdee0681..cc4f9d80122e 100644 --- a/drivers/irqchip/irq-atmel-aic-common.c +++ b/drivers/irqchip/irq-atmel-aic-common.c @@ -217,8 +217,9 @@ struct irq_domain *__init aic_common_of_init(struct device_node *node, } ret = irq_alloc_domain_generic_chips(domain, 32, 1, name, - handle_level_irq, 0, 0, - IRQCHIP_SKIP_SET_WAKE); + handle_fasteoi_irq, + IRQ_NOREQUEST | IRQ_NOPROBE | + IRQ_NOAUTOEN, 0, 0); if (ret) goto err_domain_remove; @@ -230,7 +231,6 @@ struct irq_domain *__init aic_common_of_init(struct device_node *node, gc->unused = 0; gc->wake_enabled = ~0; gc->chip_types[0].type = IRQ_TYPE_SENSE_MASK; - gc->chip_types[0].handler = handle_fasteoi_irq; gc->chip_types[0].chip.irq_eoi = irq_gc_eoi; gc->chip_types[0].chip.irq_set_wake = irq_gc_set_wake; gc->chip_types[0].chip.irq_shutdown = aic_common_shutdown; diff --git a/drivers/irqchip/irq-bcm7120-l2.c b/drivers/irqchip/irq-bcm7120-l2.c index b9f4fb808e49..5fb38a2ac226 100644 --- a/drivers/irqchip/irq-bcm7120-l2.c +++ b/drivers/irqchip/irq-bcm7120-l2.c @@ -101,9 +101,9 @@ static int bcm7120_l2_intc_init_one(struct device_node *dn, int parent_irq; parent_irq = irq_of_parse_and_map(dn, irq); - if (parent_irq < 0) { + if (!parent_irq) { pr_err("failed to map interrupt %d\n", irq); - return parent_irq; + return -EINVAL; } data->irq_map_mask |= be32_to_cpup(map_mask + irq); diff --git a/drivers/irqchip/irq-brcmstb-l2.c b/drivers/irqchip/irq-brcmstb-l2.c index c15c840987d2..14691a4cb84c 100644 --- a/drivers/irqchip/irq-brcmstb-l2.c +++ b/drivers/irqchip/irq-brcmstb-l2.c @@ -135,9 +135,9 @@ int __init brcmstb_l2_intc_of_init(struct device_node *np, __raw_writel(0xffffffff, data->base + CPU_CLEAR); data->parent_irq = irq_of_parse_and_map(np, 0); - if (data->parent_irq < 0) { + if (!data->parent_irq) { pr_err("failed to find parent interrupt\n"); - ret = data->parent_irq; + ret = -EINVAL; goto out_unmap; } diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index c13d83e15ace..45f09a66e6c9 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -225,7 +225,12 @@ static int bond_changelink(struct net_device *bond_dev, bond_option_arp_ip_targets_clear(bond); nla_for_each_nested(attr, data[IFLA_BOND_ARP_IP_TARGET], rem) { - __be32 target = nla_get_be32(attr); + __be32 target; + + if (nla_len(attr) < sizeof(target)) + return -EINVAL; + + target = nla_get_be32(attr); bond_opt_initval(&newval, (__force u64)target); err = __bond_opt_set(bond, BOND_OPT_ARP_TARGETS, diff --git a/drivers/net/dsa/bcm_sf2.c b/drivers/net/dsa/bcm_sf2.c index b9625968daac..4f4c2a7888e5 100644 --- a/drivers/net/dsa/bcm_sf2.c +++ b/drivers/net/dsa/bcm_sf2.c @@ -377,6 +377,29 @@ static irqreturn_t bcm_sf2_switch_1_isr(int irq, void *dev_id) return IRQ_HANDLED; } +static int bcm_sf2_sw_rst(struct bcm_sf2_priv *priv) +{ + unsigned int timeout = 1000; + u32 reg; + + reg = core_readl(priv, CORE_WATCHDOG_CTRL); + reg |= SOFTWARE_RESET | EN_CHIP_RST | EN_SW_RESET; + core_writel(priv, reg, CORE_WATCHDOG_CTRL); + + do { + reg = core_readl(priv, CORE_WATCHDOG_CTRL); + if (!(reg & SOFTWARE_RESET)) + break; + + usleep_range(1000, 2000); + } while (timeout-- > 0); + + if (timeout == 0) + return -ETIMEDOUT; + + return 0; +} + static int bcm_sf2_sw_setup(struct dsa_switch *ds) { const char *reg_names[BCM_SF2_REGS_NUM] = BCM_SF2_REGS_NAME; @@ -404,11 +427,18 @@ static int bcm_sf2_sw_setup(struct dsa_switch *ds) *base = of_iomap(dn, i); if (*base == NULL) { pr_err("unable to find register: %s\n", reg_names[i]); - return -ENODEV; + ret = -ENOMEM; + goto out_unmap; } base++; } + ret = bcm_sf2_sw_rst(priv); + if (ret) { + pr_err("unable to software reset switch: %d\n", ret); + goto out_unmap; + } + /* Disable all interrupts and request them */ intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_MASK_SET); intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR); @@ -484,7 +514,8 @@ out_free_irq0: out_unmap: base = &priv->core; for (i = 0; i < BCM_SF2_REGS_NUM; i++) { - iounmap(*base); + if (*base) + iounmap(*base); base++; } return ret; @@ -733,29 +764,6 @@ static int bcm_sf2_sw_suspend(struct dsa_switch *ds) return 0; } -static int bcm_sf2_sw_rst(struct bcm_sf2_priv *priv) -{ - unsigned int timeout = 1000; - u32 reg; - - reg = core_readl(priv, CORE_WATCHDOG_CTRL); - reg |= SOFTWARE_RESET | EN_CHIP_RST | EN_SW_RESET; - core_writel(priv, reg, CORE_WATCHDOG_CTRL); - - do { - reg = core_readl(priv, CORE_WATCHDOG_CTRL); - if (!(reg & SOFTWARE_RESET)) - break; - - usleep_range(1000, 2000); - } while (timeout-- > 0); - - if (timeout == 0) - return -ETIMEDOUT; - - return 0; -} - static int bcm_sf2_sw_resume(struct dsa_switch *ds) { struct bcm_sf2_priv *priv = ds_to_priv(ds); diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index dbb41c1923e6..77f8f836cbbe 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -8563,7 +8563,8 @@ static int tg3_init_rings(struct tg3 *tp) if (tnapi->rx_rcb) memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp)); - if (tg3_rx_prodring_alloc(tp, &tnapi->prodring)) { + if (tnapi->prodring.rx_std && + tg3_rx_prodring_alloc(tp, &tnapi->prodring)) { tg3_free_rings(tp); return -ENOMEM; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 8520d5529df8..279873cb6e3a 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -2442,9 +2442,13 @@ static unsigned int from_fw_linkcaps(unsigned int type, unsigned int caps) SUPPORTED_10000baseKR_Full | SUPPORTED_1000baseKX_Full | SUPPORTED_10000baseKX4_Full; else if (type == FW_PORT_TYPE_FIBER_XFI || - type == FW_PORT_TYPE_FIBER_XAUI || type == FW_PORT_TYPE_SFP) + type == FW_PORT_TYPE_FIBER_XAUI || type == FW_PORT_TYPE_SFP) { v |= SUPPORTED_FIBRE; - else if (type == FW_PORT_TYPE_BP40_BA) + if (caps & FW_PORT_CAP_SPEED_1G) + v |= SUPPORTED_1000baseT_Full; + if (caps & FW_PORT_CAP_SPEED_10G) + v |= SUPPORTED_10000baseT_Full; + } else if (type == FW_PORT_TYPE_BP40_BA) v |= SUPPORTED_40000baseSR4_Full; if (caps & FW_PORT_CAP_ANEG) diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index 3e8475cae4f9..597c463e384d 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -4309,11 +4309,16 @@ static int be_ndo_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh) return -EOPNOTSUPP; br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); + if (!br_spec) + return -EINVAL; nla_for_each_nested(attr, br_spec, rem) { if (nla_type(attr) != IFLA_BRIDGE_MODE) continue; + if (nla_len(attr) < sizeof(mode)) + return -EINVAL; + mode = nla_get_u16(attr); if (mode != BRIDGE_MODE_VEPA && mode != BRIDGE_MODE_VEB) return -EINVAL; diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index a2d72a87cbde..487cd9c4ac0d 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -1012,7 +1012,8 @@ static void igb_free_q_vector(struct igb_adapter *adapter, int v_idx) /* igb_get_stats64() might access the rings on this vector, * we must wait a grace period before freeing it. */ - kfree_rcu(q_vector, rcu); + if (q_vector) + kfree_rcu(q_vector, rcu); } /** @@ -1792,8 +1793,10 @@ void igb_down(struct igb_adapter *adapter) adapter->flags &= ~IGB_FLAG_NEED_LINK_UPDATE; for (i = 0; i < adapter->num_q_vectors; i++) { - napi_synchronize(&(adapter->q_vector[i]->napi)); - napi_disable(&(adapter->q_vector[i]->napi)); + if (adapter->q_vector[i]) { + napi_synchronize(&adapter->q_vector[i]->napi); + napi_disable(&adapter->q_vector[i]->napi); + } } @@ -3717,7 +3720,8 @@ static void igb_free_all_tx_resources(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_tx_queues; i++) - igb_free_tx_resources(adapter->tx_ring[i]); + if (adapter->tx_ring[i]) + igb_free_tx_resources(adapter->tx_ring[i]); } void igb_unmap_and_free_tx_resource(struct igb_ring *ring, @@ -3782,7 +3786,8 @@ static void igb_clean_all_tx_rings(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_tx_queues; i++) - igb_clean_tx_ring(adapter->tx_ring[i]); + if (adapter->tx_ring[i]) + igb_clean_tx_ring(adapter->tx_ring[i]); } /** @@ -3819,7 +3824,8 @@ static void igb_free_all_rx_resources(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_rx_queues; i++) - igb_free_rx_resources(adapter->rx_ring[i]); + if (adapter->rx_ring[i]) + igb_free_rx_resources(adapter->rx_ring[i]); } /** @@ -3874,7 +3880,8 @@ static void igb_clean_all_rx_rings(struct igb_adapter *adapter) int i; for (i = 0; i < adapter->num_rx_queues; i++) - igb_clean_rx_ring(adapter->rx_ring[i]); + if (adapter->rx_ring[i]) + igb_clean_rx_ring(adapter->rx_ring[i]); } /** @@ -7404,6 +7411,8 @@ static int igb_resume(struct device *dev) pci_restore_state(pdev); pci_save_state(pdev); + if (!pci_device_is_present(pdev)) + return -ENODEV; err = pci_enable_device_mem(pdev); if (err) { dev_err(&pdev->dev, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index d2df4e3d1032..cc51554c9e99 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -3936,8 +3936,8 @@ void ixgbe_set_rx_mode(struct net_device *netdev) * if SR-IOV and VMDQ are disabled - otherwise ensure * that hardware VLAN filters remain enabled. */ - if (!(adapter->flags & (IXGBE_FLAG_VMDQ_ENABLED | - IXGBE_FLAG_SRIOV_ENABLED))) + if (adapter->flags & (IXGBE_FLAG_VMDQ_ENABLED | + IXGBE_FLAG_SRIOV_ENABLED)) vlnctrl |= (IXGBE_VLNCTRL_VFE | IXGBE_VLNCTRL_CFIEN); } else { if (netdev->flags & IFF_ALLMULTI) { @@ -7669,6 +7669,8 @@ static int ixgbe_ndo_bridge_setlink(struct net_device *dev, return -EOPNOTSUPP; br_spec = nlmsg_find_attr(nlh, sizeof(struct ifinfomsg), IFLA_AF_SPEC); + if (!br_spec) + return -EINVAL; nla_for_each_nested(attr, br_spec, rem) { __u16 mode; @@ -7677,6 +7679,9 @@ static int ixgbe_ndo_bridge_setlink(struct net_device *dev, if (nla_type(attr) != IFLA_BRIDGE_MODE) continue; + if (nla_len(attr) < sizeof(mode)) + return -EINVAL; + mode = nla_get_u16(attr); if (mode == BRIDGE_MODE_VEPA) { reg = 0; @@ -7979,6 +7984,7 @@ static int ixgbe_probe(struct pci_dev *pdev, const struct pci_device_id *ent) int i, err, pci_using_dac, expected_gts; unsigned int indices = MAX_TX_QUEUES; u8 part_str[IXGBE_PBANUM_LENGTH]; + bool disable_dev = false; #ifdef IXGBE_FCOE u16 device_caps; #endif @@ -8369,13 +8375,14 @@ err_sw_init: iounmap(adapter->io_addr); kfree(adapter->mac_table); err_ioremap: + disable_dev = !test_and_set_bit(__IXGBE_DISABLED, &adapter->state); free_netdev(netdev); err_alloc_etherdev: pci_release_selected_regions(pdev, pci_select_bars(pdev, IORESOURCE_MEM)); err_pci_reg: err_dma: - if (!adapter || !test_and_set_bit(__IXGBE_DISABLED, &adapter->state)) + if (!adapter || disable_dev) pci_disable_device(pdev); return err; } @@ -8393,6 +8400,7 @@ static void ixgbe_remove(struct pci_dev *pdev) { struct ixgbe_adapter *adapter = pci_get_drvdata(pdev); struct net_device *netdev = adapter->netdev; + bool disable_dev; ixgbe_dbg_adapter_exit(adapter); @@ -8442,11 +8450,12 @@ static void ixgbe_remove(struct pci_dev *pdev) e_dev_info("complete\n"); kfree(adapter->mac_table); + disable_dev = !test_and_set_bit(__IXGBE_DISABLED, &adapter->state); free_netdev(netdev); pci_disable_pcie_error_reporting(pdev); - if (!test_and_set_bit(__IXGBE_DISABLED, &adapter->state)) + if (disable_dev) pci_disable_device(pdev); } diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 5d2498dcf536..cd5cf6d957c7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -1546,7 +1546,7 @@ static int qp_alloc_res(struct mlx4_dev *dev, int slave, int op, int cmd, switch (op) { case RES_OP_RESERVE: - count = get_param_l(&in_param); + count = get_param_l(&in_param) & 0xffffff; align = get_param_h(&in_param); err = mlx4_grant_resource(dev, slave, RES_QP, count, 0); if (err) diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index 60e9c2cd051e..b5db6b3f939f 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -917,21 +917,13 @@ static int sh_eth_reset(struct net_device *ndev) return ret; } -#if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE) static void sh_eth_set_receive_align(struct sk_buff *skb) { - int reserve; + uintptr_t reserve = (uintptr_t)skb->data & (SH_ETH_RX_ALIGN - 1); - reserve = SH4_SKB_RX_ALIGN - ((u32)skb->data & (SH4_SKB_RX_ALIGN - 1)); if (reserve) - skb_reserve(skb, reserve); + skb_reserve(skb, SH_ETH_RX_ALIGN - reserve); } -#else -static void sh_eth_set_receive_align(struct sk_buff *skb) -{ - skb_reserve(skb, SH2_SH3_SKB_RX_ALIGN); -} -#endif /* CPU <-> EDMAC endian convert */ @@ -1119,6 +1111,7 @@ static void sh_eth_ring_format(struct net_device *ndev) struct sh_eth_txdesc *txdesc = NULL; int rx_ringsize = sizeof(*rxdesc) * mdp->num_rx_ring; int tx_ringsize = sizeof(*txdesc) * mdp->num_tx_ring; + int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN - 1; mdp->cur_rx = 0; mdp->cur_tx = 0; @@ -1131,21 +1124,21 @@ static void sh_eth_ring_format(struct net_device *ndev) for (i = 0; i < mdp->num_rx_ring; i++) { /* skb */ mdp->rx_skbuff[i] = NULL; - skb = netdev_alloc_skb(ndev, mdp->rx_buf_sz); + skb = netdev_alloc_skb(ndev, skbuff_size); mdp->rx_skbuff[i] = skb; if (skb == NULL) break; - dma_map_single(&ndev->dev, skb->data, mdp->rx_buf_sz, - DMA_FROM_DEVICE); sh_eth_set_receive_align(skb); /* RX descriptor */ rxdesc = &mdp->rx_ring[i]; + /* The size of the buffer is a multiple of 16 bytes. */ + rxdesc->buffer_length = ALIGN(mdp->rx_buf_sz, 16); + dma_map_single(&ndev->dev, skb->data, rxdesc->buffer_length, + DMA_FROM_DEVICE); rxdesc->addr = virt_to_phys(PTR_ALIGN(skb->data, 4)); rxdesc->status = cpu_to_edmac(mdp, RD_RACT | RD_RFP); - /* The size of the buffer is 16 byte boundary. */ - rxdesc->buffer_length = ALIGN(mdp->rx_buf_sz, 16); /* Rx descriptor address set */ if (i == 0) { sh_eth_write(ndev, mdp->rx_desc_dma, RDLAR); @@ -1397,6 +1390,7 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota) struct sk_buff *skb; u16 pkt_len = 0; u32 desc_status; + int skbuff_size = mdp->rx_buf_sz + SH_ETH_RX_ALIGN - 1; rxdesc = &mdp->rx_ring[entry]; while (!(rxdesc->status & cpu_to_edmac(mdp, RD_RACT))) { @@ -1448,7 +1442,7 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota) if (mdp->cd->rpadir) skb_reserve(skb, NET_IP_ALIGN); dma_sync_single_for_cpu(&ndev->dev, rxdesc->addr, - mdp->rx_buf_sz, + ALIGN(mdp->rx_buf_sz, 16), DMA_FROM_DEVICE); skb_put(skb, pkt_len); skb->protocol = eth_type_trans(skb, ndev); @@ -1468,13 +1462,13 @@ static int sh_eth_rx(struct net_device *ndev, u32 intr_status, int *quota) rxdesc->buffer_length = ALIGN(mdp->rx_buf_sz, 16); if (mdp->rx_skbuff[entry] == NULL) { - skb = netdev_alloc_skb(ndev, mdp->rx_buf_sz); + skb = netdev_alloc_skb(ndev, skbuff_size); mdp->rx_skbuff[entry] = skb; if (skb == NULL) break; /* Better luck next round. */ - dma_map_single(&ndev->dev, skb->data, mdp->rx_buf_sz, - DMA_FROM_DEVICE); sh_eth_set_receive_align(skb); + dma_map_single(&ndev->dev, skb->data, + rxdesc->buffer_length, DMA_FROM_DEVICE); skb_checksum_none_assert(skb); rxdesc->addr = virt_to_phys(PTR_ALIGN(skb->data, 4)); @@ -2042,6 +2036,8 @@ static int sh_eth_open(struct net_device *ndev) if (ret) goto out_free_irq; + mdp->is_opened = 1; + return ret; out_free_irq: @@ -2131,6 +2127,36 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_OK; } +static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev) +{ + struct sh_eth_private *mdp = netdev_priv(ndev); + + if (sh_eth_is_rz_fast_ether(mdp)) + return &ndev->stats; + + if (!mdp->is_opened) + return &ndev->stats; + + ndev->stats.tx_dropped += sh_eth_read(ndev, TROCR); + sh_eth_write(ndev, 0, TROCR); /* (write clear) */ + ndev->stats.collisions += sh_eth_read(ndev, CDCR); + sh_eth_write(ndev, 0, CDCR); /* (write clear) */ + ndev->stats.tx_carrier_errors += sh_eth_read(ndev, LCCR); + sh_eth_write(ndev, 0, LCCR); /* (write clear) */ + + if (sh_eth_is_gether(mdp)) { + ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CERCR); + sh_eth_write(ndev, 0, CERCR); /* (write clear) */ + ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CEECR); + sh_eth_write(ndev, 0, CEECR); /* (write clear) */ + } else { + ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CNDCR); + sh_eth_write(ndev, 0, CNDCR); /* (write clear) */ + } + + return &ndev->stats; +} + /* device close function */ static int sh_eth_close(struct net_device *ndev) { @@ -2145,6 +2171,7 @@ static int sh_eth_close(struct net_device *ndev) sh_eth_write(ndev, 0, EDTRR); sh_eth_write(ndev, 0, EDRRR); + sh_eth_get_stats(ndev); /* PHY Disconnect */ if (mdp->phydev) { phy_stop(mdp->phydev); @@ -2163,36 +2190,9 @@ static int sh_eth_close(struct net_device *ndev) pm_runtime_put_sync(&mdp->pdev->dev); - return 0; -} - -static struct net_device_stats *sh_eth_get_stats(struct net_device *ndev) -{ - struct sh_eth_private *mdp = netdev_priv(ndev); - - if (sh_eth_is_rz_fast_ether(mdp)) - return &ndev->stats; + mdp->is_opened = 0; - pm_runtime_get_sync(&mdp->pdev->dev); - - ndev->stats.tx_dropped += sh_eth_read(ndev, TROCR); - sh_eth_write(ndev, 0, TROCR); /* (write clear) */ - ndev->stats.collisions += sh_eth_read(ndev, CDCR); - sh_eth_write(ndev, 0, CDCR); /* (write clear) */ - ndev->stats.tx_carrier_errors += sh_eth_read(ndev, LCCR); - sh_eth_write(ndev, 0, LCCR); /* (write clear) */ - if (sh_eth_is_gether(mdp)) { - ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CERCR); - sh_eth_write(ndev, 0, CERCR); /* (write clear) */ - ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CEECR); - sh_eth_write(ndev, 0, CEECR); /* (write clear) */ - } else { - ndev->stats.tx_carrier_errors += sh_eth_read(ndev, CNDCR); - sh_eth_write(ndev, 0, CNDCR); /* (write clear) */ - } - pm_runtime_put_sync(&mdp->pdev->dev); - - return &ndev->stats; + return 0; } /* ioctl to device function */ diff --git a/drivers/net/ethernet/renesas/sh_eth.h b/drivers/net/ethernet/renesas/sh_eth.h index b37c427144ee..22301bf9c21d 100644 --- a/drivers/net/ethernet/renesas/sh_eth.h +++ b/drivers/net/ethernet/renesas/sh_eth.h @@ -162,9 +162,9 @@ enum { /* Driver's parameters */ #if defined(CONFIG_CPU_SH4) || defined(CONFIG_ARCH_SHMOBILE) -#define SH4_SKB_RX_ALIGN 32 +#define SH_ETH_RX_ALIGN 32 #else -#define SH2_SH3_SKB_RX_ALIGN 2 +#define SH_ETH_RX_ALIGN 2 #endif /* Register's bits @@ -522,6 +522,7 @@ struct sh_eth_private { unsigned no_ether_link:1; unsigned ether_link_active_low:1; + unsigned is_opened:1; }; static inline void sh_eth_soft_swap(char *src, int len) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index db56fa7ce8f9..58a1a0a423d4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -177,12 +177,6 @@ static int stmmac_probe_config_dt(struct platform_device *pdev, */ plat->maxmtu = JUMBO_LEN; - /* Set default value for multicast hash bins */ - plat->multicast_filter_bins = HASH_TABLE_SIZE; - - /* Set default value for unicast filter entries */ - plat->unicast_filter_entries = 1; - /* * Currently only the properties needed on SPEAr600 * are provided. All other properties should be added @@ -270,16 +264,23 @@ static int stmmac_pltfr_probe(struct platform_device *pdev) return PTR_ERR(addr); plat_dat = dev_get_platdata(&pdev->dev); - if (pdev->dev.of_node) { - if (!plat_dat) - plat_dat = devm_kzalloc(&pdev->dev, + + if (!plat_dat) + plat_dat = devm_kzalloc(&pdev->dev, sizeof(struct plat_stmmacenet_data), GFP_KERNEL); - if (!plat_dat) { - pr_err("%s: ERROR: no memory", __func__); - return -ENOMEM; - } + if (!plat_dat) { + pr_err("%s: ERROR: no memory", __func__); + return -ENOMEM; + } + + /* Set default value for multicast hash bins */ + plat_dat->multicast_filter_bins = HASH_TABLE_SIZE; + /* Set default value for unicast filter entries */ + plat_dat->unicast_filter_entries = 1; + + if (pdev->dev.of_node) { ret = stmmac_probe_config_dt(pdev, plat_dat, &mac); if (ret) { pr_err("%s: main dt probe failed", __func__); diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c index e1e335c339e3..be4649a49c5e 100644 --- a/drivers/net/vxlan.c +++ b/drivers/net/vxlan.c @@ -2306,9 +2306,9 @@ static struct socket *vxlan_create_sock(struct net *net, bool ipv6, if (ipv6) { udp_conf.family = AF_INET6; udp_conf.use_udp6_tx_checksums = - !!(flags & VXLAN_F_UDP_ZERO_CSUM6_TX); + !(flags & VXLAN_F_UDP_ZERO_CSUM6_TX); udp_conf.use_udp6_rx_checksums = - !!(flags & VXLAN_F_UDP_ZERO_CSUM6_RX); + !(flags & VXLAN_F_UDP_ZERO_CSUM6_RX); } else { udp_conf.family = AF_INET; udp_conf.local_ip.s_addr = INADDR_ANY; diff --git a/drivers/net/wireless/iwlwifi/iwl-fw.h b/drivers/net/wireless/iwlwifi/iwl-fw.h index 4f6e66892acc..b894a84e8393 100644 --- a/drivers/net/wireless/iwlwifi/iwl-fw.h +++ b/drivers/net/wireless/iwlwifi/iwl-fw.h @@ -155,6 +155,7 @@ enum iwl_ucode_tlv_api { * @IWL_UCODE_TLV_CAPA_QUIET_PERIOD_SUPPORT: supports Quiet Period requests * @IWL_UCODE_TLV_CAPA_DQA_SUPPORT: supports dynamic queue allocation (DQA), * which also implies support for the scheduler configuration command + * @IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT: supports Hot Spot Command */ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_D0I3_SUPPORT = BIT(0), @@ -163,6 +164,7 @@ enum iwl_ucode_tlv_capa { IWL_UCODE_TLV_CAPA_WFA_TPC_REP_IE_SUPPORT = BIT(10), IWL_UCODE_TLV_CAPA_QUIET_PERIOD_SUPPORT = BIT(11), IWL_UCODE_TLV_CAPA_DQA_SUPPORT = BIT(12), + IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT = BIT(18), }; /* The default calibrate table size if not specified by firmware file */ diff --git a/drivers/net/wireless/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/iwlwifi/mvm/mac80211.c index b62405865b25..b6d2683da3a9 100644 --- a/drivers/net/wireless/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/mvm/mac80211.c @@ -2448,9 +2448,15 @@ static int iwl_mvm_roc(struct ieee80211_hw *hw, switch (vif->type) { case NL80211_IFTYPE_STATION: - /* Use aux roc framework (HS20) */ - ret = iwl_mvm_send_aux_roc_cmd(mvm, channel, - vif, duration); + if (mvm->fw->ucode_capa.capa[0] & + IWL_UCODE_TLV_CAPA_HOTSPOT_SUPPORT) { + /* Use aux roc framework (HS20) */ + ret = iwl_mvm_send_aux_roc_cmd(mvm, channel, + vif, duration); + goto out_unlock; + } + IWL_ERR(mvm, "hotspot not supported\n"); + ret = -EINVAL; goto out_unlock; case NL80211_IFTYPE_P2P_DEVICE: /* handle below */ diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index 61f5d36eca6a..846a2e6e34d8 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -2249,6 +2249,16 @@ int rtl_pci_probe(struct pci_dev *pdev, /*like read eeprom and so on */ rtlpriv->cfg->ops->read_eeprom_info(hw); + if (rtlpriv->cfg->ops->init_sw_vars(hw)) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); + err = -ENODEV; + goto fail3; + } + rtlpriv->cfg->ops->init_sw_leds(hw); + + /*aspm */ + rtl_pci_init_aspm(hw); + /* Init mac80211 sw */ err = rtl_init_core(hw); if (err) { @@ -2264,16 +2274,6 @@ int rtl_pci_probe(struct pci_dev *pdev, goto fail3; } - if (rtlpriv->cfg->ops->init_sw_vars(hw)) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, "Can't init_sw_vars\n"); - err = -ENODEV; - goto fail3; - } - rtlpriv->cfg->ops->init_sw_leds(hw); - - /*aspm */ - rtl_pci_init_aspm(hw); - err = ieee80211_register_hw(hw); if (err) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, diff --git a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c index 310d3163dc5b..8ec8200002c7 100644 --- a/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c +++ b/drivers/net/wireless/rtlwifi/rtl8821ae/hw.c @@ -3672,8 +3672,9 @@ static void rtl8821ae_update_hal_rate_mask(struct ieee80211_hw *hw, mac->opmode == NL80211_IFTYPE_ADHOC) macid = sta->aid + 1; if (wirelessmode == WIRELESS_MODE_N_5G || - wirelessmode == WIRELESS_MODE_AC_5G) - ratr_bitmap = sta->supp_rates[NL80211_BAND_5GHZ]; + wirelessmode == WIRELESS_MODE_AC_5G || + wirelessmode == WIRELESS_MODE_A) + ratr_bitmap = sta->supp_rates[NL80211_BAND_5GHZ] << 4; else ratr_bitmap = sta->supp_rates[NL80211_BAND_2GHZ]; diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index 4e56a27f9689..fab0d4b42f58 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -39,7 +39,7 @@ struct backend_info { static int connect_rings(struct backend_info *be, struct xenvif_queue *queue); static void connect(struct backend_info *be); static int read_xenbus_vif_flags(struct backend_info *be); -static void backend_create_xenvif(struct backend_info *be); +static int backend_create_xenvif(struct backend_info *be); static void unregister_hotplug_status_watch(struct backend_info *be); static void set_backend_state(struct backend_info *be, enum xenbus_state state); @@ -352,7 +352,9 @@ static int netback_probe(struct xenbus_device *dev, be->state = XenbusStateInitWait; /* This kicks hotplug scripts, so do it immediately. */ - backend_create_xenvif(be); + err = backend_create_xenvif(be); + if (err) + goto fail; return 0; @@ -397,19 +399,19 @@ static int netback_uevent(struct xenbus_device *xdev, } -static void backend_create_xenvif(struct backend_info *be) +static int backend_create_xenvif(struct backend_info *be) { int err; long handle; struct xenbus_device *dev = be->dev; if (be->vif != NULL) - return; + return 0; err = xenbus_scanf(XBT_NIL, dev->nodename, "handle", "%li", &handle); if (err != 1) { xenbus_dev_fatal(dev, err, "reading handle"); - return; + return (err < 0) ? err : -EINVAL; } be->vif = xenvif_alloc(&dev->dev, dev->otherend_id, handle); @@ -417,10 +419,11 @@ static void backend_create_xenvif(struct backend_info *be) err = PTR_ERR(be->vif); be->vif = NULL; xenbus_dev_fatal(dev, err, "creating interface"); - return; + return err; } kobject_uevent(&dev->dev.kobj, KOBJ_ONLINE); + return 0; } static void backend_disconnect(struct backend_info *be) diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index cca871346a0f..ece8d1804d13 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -496,9 +496,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct netfront_queue *queue, len = skb_frag_size(frag); offset = frag->page_offset; - /* Data must not cross a page boundary. */ - BUG_ON(len + offset > PAGE_SIZE<<compound_order(page)); - /* Skip unused frames from start of page */ page += offset >> PAGE_SHIFT; offset &= ~PAGE_MASK; @@ -506,8 +503,6 @@ static void xennet_make_frags(struct sk_buff *skb, struct netfront_queue *queue, while (len > 0) { unsigned long bytes; - BUG_ON(offset >= PAGE_SIZE); - bytes = PAGE_SIZE - offset; if (bytes > len) bytes = len; diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index 9fab30af0e75..084587d7cd13 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -590,6 +590,20 @@ static struct msi_desc *msi_setup_entry(struct pci_dev *dev) return entry; } +static int msi_verify_entries(struct pci_dev *dev) +{ + struct msi_desc *entry; + + list_for_each_entry(entry, &dev->msi_list, list) { + if (!dev->no_64bit_msi || !entry->msg.address_hi) + continue; + dev_err(&dev->dev, "Device has broken 64-bit MSI but arch" + " tried to assign one above 4G\n"); + return -EIO; + } + return 0; +} + /** * msi_capability_init - configure device's MSI capability structure * @dev: pointer to the pci_dev data structure of MSI device function @@ -627,6 +641,13 @@ static int msi_capability_init(struct pci_dev *dev, int nvec) return ret; } + ret = msi_verify_entries(dev); + if (ret) { + msi_mask_irq(entry, mask, ~mask); + free_msi_irqs(dev); + return ret; + } + ret = populate_msi_sysfs(dev); if (ret) { msi_mask_irq(entry, mask, ~mask); @@ -739,6 +760,11 @@ static int msix_capability_init(struct pci_dev *dev, if (ret) goto out_avail; + /* Check if all MSI entries honor device restrictions */ + ret = msi_verify_entries(dev); + if (ret) + goto out_free; + /* * Some devices require MSI-X to be enabled before we can touch the * MSI-X registers. We need to mask all the vectors to prevent diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c index 79e5c94107a9..72533c58c1f3 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -412,6 +412,7 @@ static int bnx2fc_rcv(struct sk_buff *skb, struct net_device *dev, struct fc_frame_header *fh; struct fcoe_rcv_info *fr; struct fcoe_percpu_s *bg; + struct sk_buff *tmp_skb; unsigned short oxid; interface = container_of(ptype, struct bnx2fc_interface, @@ -424,6 +425,12 @@ static int bnx2fc_rcv(struct sk_buff *skb, struct net_device *dev, goto err; } + tmp_skb = skb_share_check(skb, GFP_ATOMIC); + if (!tmp_skb) + goto err; + + skb = tmp_skb; + if (unlikely(eth_hdr(skb)->h_proto != htons(ETH_P_FCOE))) { printk(KERN_ERR PFX "bnx2fc_rcv: Wrong FC type frame\n"); goto err; diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index 49014a143c6a..c1d04d4d3c6c 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -202,6 +202,7 @@ static struct { {"IOMEGA", "Io20S *F", NULL, BLIST_KEY}, {"INSITE", "Floptical F*8I", NULL, BLIST_KEY}, {"INSITE", "I325VM", NULL, BLIST_KEY}, + {"Intel", "Multi-Flex", NULL, BLIST_NO_RSOC}, {"iRiver", "iFP Mass Driver", NULL, BLIST_NOT_LOCKABLE | BLIST_INQUIRY_36}, {"LASOUND", "CDX7405", "3.10", BLIST_MAX5LUN | BLIST_SINGLELUN}, {"MATSHITA", "PD-1", NULL, BLIST_FORCELUN | BLIST_SINGLELUN}, diff --git a/drivers/scsi/ufs/ufshcd-pltfrm.c b/drivers/scsi/ufs/ufshcd-pltfrm.c index 8adf067ff019..1c3467b82566 100644 --- a/drivers/scsi/ufs/ufshcd-pltfrm.c +++ b/drivers/scsi/ufs/ufshcd-pltfrm.c @@ -102,7 +102,6 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba) clkfreq = devm_kzalloc(dev, sz * sizeof(*clkfreq), GFP_KERNEL); if (!clkfreq) { - dev_err(dev, "%s: no memory\n", "freq-table-hz"); ret = -ENOMEM; goto out; } @@ -112,19 +111,19 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba) if (ret && (ret != -EINVAL)) { dev_err(dev, "%s: error reading array %d\n", "freq-table-hz", ret); - goto free_clkfreq; + return ret; } for (i = 0; i < sz; i += 2) { ret = of_property_read_string_index(np, "clock-names", i/2, (const char **)&name); if (ret) - goto free_clkfreq; + goto out; clki = devm_kzalloc(dev, sizeof(*clki), GFP_KERNEL); if (!clki) { ret = -ENOMEM; - goto free_clkfreq; + goto out; } clki->min_freq = clkfreq[i]; @@ -134,8 +133,6 @@ static int ufshcd_parse_clock_info(struct ufs_hba *hba) clki->min_freq, clki->max_freq, clki->name); list_add_tail(&clki->list, &hba->clk_list_head); } -free_clkfreq: - kfree(clkfreq); out: return ret; } @@ -162,10 +159,8 @@ static int ufshcd_populate_vreg(struct device *dev, const char *name, } vreg = devm_kzalloc(dev, sizeof(*vreg), GFP_KERNEL); - if (!vreg) { - dev_err(dev, "No memory for %s regulator\n", name); - goto out; - } + if (!vreg) + return -ENOMEM; vreg->name = kstrdup(name, GFP_KERNEL); diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 497c38a4a866..605ca60e8a10 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -744,6 +744,8 @@ static void ufshcd_exit_clk_gating(struct ufs_hba *hba) if (!ufshcd_is_clkgating_allowed(hba)) return; device_remove_file(hba->dev, &hba->clk_gating.delay_attr); + cancel_work_sync(&hba->clk_gating.ungate_work); + cancel_delayed_work_sync(&hba->clk_gating.gate_work); } /* Must be called with host lock acquired */ @@ -2246,6 +2248,22 @@ static int ufshcd_uic_hibern8_exit(struct ufs_hba *hba) return ret; } + /** + * ufshcd_init_pwr_info - setting the POR (power on reset) + * values in hba power info + * @hba: per-adapter instance + */ +static void ufshcd_init_pwr_info(struct ufs_hba *hba) +{ + hba->pwr_info.gear_rx = UFS_PWM_G1; + hba->pwr_info.gear_tx = UFS_PWM_G1; + hba->pwr_info.lane_rx = 1; + hba->pwr_info.lane_tx = 1; + hba->pwr_info.pwr_rx = SLOWAUTO_MODE; + hba->pwr_info.pwr_tx = SLOWAUTO_MODE; + hba->pwr_info.hs_rate = 0; +} + /** * ufshcd_get_max_pwr_mode - reads the max power mode negotiated with device * @hba: per-adapter instance @@ -2844,8 +2862,13 @@ static void ufshcd_slave_destroy(struct scsi_device *sdev) hba = shost_priv(sdev->host); scsi_deactivate_tcq(sdev, hba->nutrs); /* Drop the reference as it won't be needed anymore */ - if (ufshcd_scsi_to_upiu_lun(sdev->lun) == UFS_UPIU_UFS_DEVICE_WLUN) + if (ufshcd_scsi_to_upiu_lun(sdev->lun) == UFS_UPIU_UFS_DEVICE_WLUN) { + unsigned long flags; + + spin_lock_irqsave(hba->host->host_lock, flags); hba->sdev_ufs_device = NULL; + spin_unlock_irqrestore(hba->host->host_lock, flags); + } } /** @@ -4062,6 +4085,8 @@ static void ufshcd_init_icc_levels(struct ufs_hba *hba) static int ufshcd_scsi_add_wlus(struct ufs_hba *hba) { int ret = 0; + struct scsi_device *sdev_rpmb; + struct scsi_device *sdev_boot; hba->sdev_ufs_device = __scsi_add_device(hba->host, 0, 0, ufshcd_upiu_wlun_to_scsi_wlun(UFS_UPIU_UFS_DEVICE_WLUN), NULL); @@ -4070,26 +4095,27 @@ static int ufshcd_scsi_add_wlus(struct ufs_hba *hba) hba->sdev_ufs_device = NULL; goto out; } + scsi_device_put(hba->sdev_ufs_device); - hba->sdev_boot = __scsi_add_device(hba->host, 0, 0, + sdev_boot = __scsi_add_device(hba->host, 0, 0, ufshcd_upiu_wlun_to_scsi_wlun(UFS_UPIU_BOOT_WLUN), NULL); - if (IS_ERR(hba->sdev_boot)) { - ret = PTR_ERR(hba->sdev_boot); - hba->sdev_boot = NULL; + if (IS_ERR(sdev_boot)) { + ret = PTR_ERR(sdev_boot); goto remove_sdev_ufs_device; } + scsi_device_put(sdev_boot); - hba->sdev_rpmb = __scsi_add_device(hba->host, 0, 0, + sdev_rpmb = __scsi_add_device(hba->host, 0, 0, ufshcd_upiu_wlun_to_scsi_wlun(UFS_UPIU_RPMB_WLUN), NULL); - if (IS_ERR(hba->sdev_rpmb)) { - ret = PTR_ERR(hba->sdev_rpmb); - hba->sdev_rpmb = NULL; + if (IS_ERR(sdev_rpmb)) { + ret = PTR_ERR(sdev_rpmb); goto remove_sdev_boot; } + scsi_device_put(sdev_rpmb); goto out; remove_sdev_boot: - scsi_remove_device(hba->sdev_boot); + scsi_remove_device(sdev_boot); remove_sdev_ufs_device: scsi_remove_device(hba->sdev_ufs_device); out: @@ -4097,30 +4123,6 @@ out: } /** - * ufshcd_scsi_remove_wlus - Removes the W-LUs which were added by - * ufshcd_scsi_add_wlus() - * @hba: per-adapter instance - * - */ -static void ufshcd_scsi_remove_wlus(struct ufs_hba *hba) -{ - if (hba->sdev_ufs_device) { - scsi_remove_device(hba->sdev_ufs_device); - hba->sdev_ufs_device = NULL; - } - - if (hba->sdev_boot) { - scsi_remove_device(hba->sdev_boot); - hba->sdev_boot = NULL; - } - - if (hba->sdev_rpmb) { - scsi_remove_device(hba->sdev_rpmb); - hba->sdev_rpmb = NULL; - } -} - -/** * ufshcd_probe_hba - probe hba to detect device and initialize * @hba: per-adapter instance * @@ -4134,6 +4136,8 @@ static int ufshcd_probe_hba(struct ufs_hba *hba) if (ret) goto out; + ufshcd_init_pwr_info(hba); + /* UniPro link is active now */ ufshcd_set_link_active(hba); @@ -4264,12 +4268,18 @@ static int ufshcd_config_vreg_load(struct device *dev, struct ufs_vreg *vreg, static inline int ufshcd_config_vreg_lpm(struct ufs_hba *hba, struct ufs_vreg *vreg) { + if (!vreg) + return 0; + return ufshcd_config_vreg_load(hba->dev, vreg, UFS_VREG_LPM_LOAD_UA); } static inline int ufshcd_config_vreg_hpm(struct ufs_hba *hba, struct ufs_vreg *vreg) { + if (!vreg) + return 0; + return ufshcd_config_vreg_load(hba->dev, vreg, vreg->max_uA); } @@ -4471,7 +4481,7 @@ out: if (!IS_ERR_OR_NULL(clki->clk) && clki->enabled) clk_disable_unprepare(clki->clk); } - } else if (!ret && on) { + } else if (on) { spin_lock_irqsave(hba->host->host_lock, flags); hba->clk_gating.state = CLKS_ON; spin_unlock_irqrestore(hba->host->host_lock, flags); @@ -4675,11 +4685,25 @@ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, { unsigned char cmd[6] = { START_STOP }; struct scsi_sense_hdr sshdr; - struct scsi_device *sdp = hba->sdev_ufs_device; + struct scsi_device *sdp; + unsigned long flags; int ret; - if (!sdp || !scsi_device_online(sdp)) - return -ENODEV; + spin_lock_irqsave(hba->host->host_lock, flags); + sdp = hba->sdev_ufs_device; + if (sdp) { + ret = scsi_device_get(sdp); + if (!ret && !scsi_device_online(sdp)) { + ret = -ENODEV; + scsi_device_put(sdp); + } + } else { + ret = -ENODEV; + } + spin_unlock_irqrestore(hba->host->host_lock, flags); + + if (ret) + return ret; /* * If scsi commands fail, the scsi mid-layer schedules scsi error- @@ -4718,6 +4742,7 @@ static int ufshcd_set_dev_pwr_mode(struct ufs_hba *hba, if (!ret) hba->curr_dev_pwr_mode = pwr_mode; out: + scsi_device_put(sdp); hba->host->eh_noresume = 0; return ret; } @@ -5087,7 +5112,7 @@ int ufshcd_system_suspend(struct ufs_hba *hba) int ret = 0; if (!hba || !hba->is_powered) - goto out; + return 0; if (pm_runtime_suspended(hba->dev)) { if (hba->rpm_lvl == hba->spm_lvl) @@ -5231,7 +5256,6 @@ EXPORT_SYMBOL(ufshcd_shutdown); void ufshcd_remove(struct ufs_hba *hba) { scsi_remove_host(hba->host); - ufshcd_scsi_remove_wlus(hba); /* disable interrupts */ ufshcd_disable_intr(hba, hba->intr_mask); ufshcd_hba_stop(hba); diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h index 58ecdff5065c..4a574aa45855 100644 --- a/drivers/scsi/ufs/ufshcd.h +++ b/drivers/scsi/ufs/ufshcd.h @@ -392,8 +392,6 @@ struct ufs_hba { * "UFS device" W-LU. */ struct scsi_device *sdev_ufs_device; - struct scsi_device *sdev_rpmb; - struct scsi_device *sdev_boot; enum ufs_dev_pwr_mode curr_dev_pwr_mode; enum uic_link_state uic_link_state; diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c index 72e12bad14b9..d0d5542efc06 100644 --- a/drivers/spi/spi-dw.c +++ b/drivers/spi/spi-dw.c @@ -376,9 +376,6 @@ static void pump_transfers(unsigned long data) chip = dws->cur_chip; spi = message->spi; - if (unlikely(!chip->clk_div)) - chip->clk_div = dws->max_freq / chip->speed_hz; - if (message->state == ERROR_STATE) { message->status = -EIO; goto early_exit; @@ -419,7 +416,7 @@ static void pump_transfers(unsigned long data) if (transfer->speed_hz) { speed = chip->speed_hz; - if (transfer->speed_hz != speed) { + if ((transfer->speed_hz != speed) || (!chip->clk_div)) { speed = transfer->speed_hz; /* clk_div doesn't support odd number */ @@ -581,7 +578,6 @@ static int dw_spi_setup(struct spi_device *spi) dev_err(&spi->dev, "No max speed HZ parameter\n"); return -EINVAL; } - chip->speed_hz = spi->max_speed_hz; chip->tmode = 0; /* Tx & Rx */ /* Default SPI mode is SCPOL = 0, SCPH = 0 */ diff --git a/drivers/spi/spi-sirf.c b/drivers/spi/spi-sirf.c index 39e2c0a55a28..f63de781c729 100644 --- a/drivers/spi/spi-sirf.c +++ b/drivers/spi/spi-sirf.c @@ -562,9 +562,9 @@ spi_sirfsoc_setup_transfer(struct spi_device *spi, struct spi_transfer *t) sspi->word_width = DIV_ROUND_UP(bits_per_word, 8); txfifo_ctrl = SIRFSOC_SPI_FIFO_THD(SIRFSOC_SPI_FIFO_SIZE / 2) | - sspi->word_width; + (sspi->word_width >> 1); rxfifo_ctrl = SIRFSOC_SPI_FIFO_THD(SIRFSOC_SPI_FIFO_SIZE / 2) | - sspi->word_width; + (sspi->word_width >> 1); if (!(spi->mode & SPI_CS_HIGH)) regval |= SIRFSOC_SPI_CS_IDLE_STAT; diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index ebcb33df2eb2..50f20f243981 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -615,13 +615,13 @@ static int spi_map_buf(struct spi_master *master, struct device *dev, sg_free_table(sgt); return -ENOMEM; } - sg_buf = page_address(vm_page) + - ((size_t)buf & ~PAGE_MASK); + sg_set_page(&sgt->sgl[i], vm_page, + min, offset_in_page(buf)); } else { sg_buf = buf; + sg_set_buf(&sgt->sgl[i], sg_buf, min); } - sg_set_buf(&sgt->sgl[i], sg_buf, min); buf += min; len -= min; diff --git a/drivers/staging/rtl8188eu/core/rtw_cmd.c b/drivers/staging/rtl8188eu/core/rtw_cmd.c index 9935e66935af..eddef9cd2e16 100644 --- a/drivers/staging/rtl8188eu/core/rtw_cmd.c +++ b/drivers/staging/rtl8188eu/core/rtw_cmd.c @@ -275,11 +275,11 @@ u8 rtw_sitesurvey_cmd(struct adapter *padapter, struct ndis_802_11_ssid *ssid, if (check_fwstate(pmlmepriv, _FW_LINKED) == true) rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_SCAN, 1); - ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (ph2c == NULL) return _FAIL; - psurveyPara = kzalloc(sizeof(struct sitesurvey_parm), GFP_KERNEL); + psurveyPara = kzalloc(sizeof(struct sitesurvey_parm), GFP_ATOMIC); if (psurveyPara == NULL) { kfree(ph2c); return _FAIL; @@ -405,7 +405,7 @@ u8 rtw_joinbss_cmd(struct adapter *padapter, struct wlan_network *pnetwork) else RT_TRACE(_module_rtl871x_cmd_c_, _drv_notice_, ("+Join cmd: SSid =[%s]\n", pmlmepriv->assoc_ssid.Ssid)); - pcmd = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + pcmd = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (pcmd == NULL) { res = _FAIL; RT_TRACE(_module_rtl871x_cmd_c_, _drv_err_, ("rtw_joinbss_cmd: memory allocate for cmd_obj fail!!!\n")); @@ -755,13 +755,13 @@ u8 rtw_dynamic_chk_wk_cmd(struct adapter *padapter) u8 res = _SUCCESS; - ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (ph2c == NULL) { res = _FAIL; goto exit; } - pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_KERNEL); + pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_ATOMIC); if (pdrvextra_cmd_parm == NULL) { kfree(ph2c); res = _FAIL; @@ -967,13 +967,13 @@ u8 rtw_lps_ctrl_wk_cmd(struct adapter *padapter, u8 lps_ctrl_type, u8 enqueue) u8 res = _SUCCESS; if (enqueue) { - ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (ph2c == NULL) { res = _FAIL; goto exit; } - pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_KERNEL); + pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_ATOMIC); if (pdrvextra_cmd_parm == NULL) { kfree(ph2c); res = _FAIL; @@ -1010,13 +1010,13 @@ u8 rtw_rpt_timer_cfg_cmd(struct adapter *padapter, u16 min_time) u8 res = _SUCCESS; - ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (ph2c == NULL) { res = _FAIL; goto exit; } - pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_KERNEL); + pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_ATOMIC); if (pdrvextra_cmd_parm == NULL) { kfree(ph2c); res = _FAIL; @@ -1088,13 +1088,13 @@ u8 rtw_ps_cmd(struct adapter *padapter) u8 res = _SUCCESS; - ppscmd = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ppscmd = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (ppscmd == NULL) { res = _FAIL; goto exit; } - pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_KERNEL); + pdrvextra_cmd_parm = kzalloc(sizeof(struct drvextra_cmd_parm), GFP_ATOMIC); if (pdrvextra_cmd_parm == NULL) { kfree(ppscmd); res = _FAIL; diff --git a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c index 5ba5099ec20d..70b1bc3e0e63 100644 --- a/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c +++ b/drivers/staging/rtl8188eu/core/rtw_mlme_ext.c @@ -4241,12 +4241,12 @@ void report_survey_event(struct adapter *padapter, pcmdpriv = &padapter->cmdpriv; - pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (pcmd_obj == NULL) return; cmdsz = (sizeof(struct survey_event) + sizeof(struct C2HEvent_Header)); - pevtcmd = kzalloc(cmdsz, GFP_KERNEL); + pevtcmd = kzalloc(cmdsz, GFP_ATOMIC); if (pevtcmd == NULL) { kfree(pcmd_obj); return; @@ -4339,12 +4339,12 @@ void report_join_res(struct adapter *padapter, int res) struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info); struct cmd_priv *pcmdpriv = &padapter->cmdpriv; - pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + pcmd_obj = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (pcmd_obj == NULL) return; cmdsz = (sizeof(struct joinbss_event) + sizeof(struct C2HEvent_Header)); - pevtcmd = kzalloc(cmdsz, GFP_KERNEL); + pevtcmd = kzalloc(cmdsz, GFP_ATOMIC); if (pevtcmd == NULL) { kfree(pcmd_obj); return; @@ -4854,11 +4854,11 @@ void survey_timer_hdl(void *function_context) pmlmeext->scan_abort = false;/* reset */ } - ph2c = kzalloc(sizeof(struct cmd_obj), GFP_KERNEL); + ph2c = kzalloc(sizeof(struct cmd_obj), GFP_ATOMIC); if (ph2c == NULL) goto exit_survey_timer_hdl; - psurveyPara = kzalloc(sizeof(struct sitesurvey_parm), GFP_KERNEL); + psurveyPara = kzalloc(sizeof(struct sitesurvey_parm), GFP_ATOMIC); if (psurveyPara == NULL) { kfree(ph2c); goto exit_survey_timer_hdl; diff --git a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c index 33ccbbbd8ed6..d300369977fa 100644 --- a/drivers/staging/rtl8188eu/core/rtw_wlan_util.c +++ b/drivers/staging/rtl8188eu/core/rtw_wlan_util.c @@ -935,7 +935,7 @@ int rtw_check_bcn_info(struct adapter *Adapter, u8 *pframe, u32 packet_len) return true; } - bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_KERNEL); + bssid = kzalloc(sizeof(struct wlan_bssid_ex), GFP_ATOMIC); subtype = GetFrameSubType(pframe) >> 4; diff --git a/drivers/staging/rtl8188eu/os_dep/usb_intf.c b/drivers/staging/rtl8188eu/os_dep/usb_intf.c index 407a318b09db..2f87150a21b7 100644 --- a/drivers/staging/rtl8188eu/os_dep/usb_intf.c +++ b/drivers/staging/rtl8188eu/os_dep/usb_intf.c @@ -47,6 +47,7 @@ static struct usb_device_id rtw_usb_id_tbl[] = { {USB_DEVICE(0x07b8, 0x8179)}, /* Abocom - Abocom */ {USB_DEVICE(0x2001, 0x330F)}, /* DLink DWA-125 REV D1 */ {USB_DEVICE(0x2001, 0x3310)}, /* Dlink DWA-123 REV D1 */ + {USB_DEVICE(0x2001, 0x3311)}, /* DLink GO-USB-N150 REV B1 */ {USB_DEVICE(0x0df6, 0x0076)}, /* Sitecom N150 v2 */ {} /* Terminating entry */ }; diff --git a/drivers/thermal/cpu_cooling.c b/drivers/thermal/cpu_cooling.c index 1ab0018271c5..ad09e51ffae4 100644 --- a/drivers/thermal/cpu_cooling.c +++ b/drivers/thermal/cpu_cooling.c @@ -50,15 +50,14 @@ struct cpufreq_cooling_device { unsigned int cpufreq_state; unsigned int cpufreq_val; struct cpumask allowed_cpus; + struct list_head node; }; static DEFINE_IDR(cpufreq_idr); static DEFINE_MUTEX(cooling_cpufreq_lock); static unsigned int cpufreq_dev_count; -/* notify_table passes value to the CPUFREQ_ADJUST callback function. */ -#define NOTIFY_INVALID NULL -static struct cpufreq_cooling_device *notify_device; +static LIST_HEAD(cpufreq_dev_list); /** * get_idr - function to get a unique id. @@ -287,15 +286,12 @@ static int cpufreq_apply_cooling(struct cpufreq_cooling_device *cpufreq_device, cpufreq_device->cpufreq_state = cooling_state; cpufreq_device->cpufreq_val = clip_freq; - notify_device = cpufreq_device; for_each_cpu(cpuid, mask) { if (is_cpufreq_valid(cpuid)) cpufreq_update_policy(cpuid); } - notify_device = NOTIFY_INVALID; - return 0; } @@ -316,21 +312,28 @@ static int cpufreq_thermal_notifier(struct notifier_block *nb, { struct cpufreq_policy *policy = data; unsigned long max_freq = 0; + struct cpufreq_cooling_device *cpufreq_dev; - if (event != CPUFREQ_ADJUST || notify_device == NOTIFY_INVALID) + if (event != CPUFREQ_ADJUST) return 0; - if (cpumask_test_cpu(policy->cpu, ¬ify_device->allowed_cpus)) - max_freq = notify_device->cpufreq_val; - else - return 0; + mutex_lock(&cooling_cpufreq_lock); + list_for_each_entry(cpufreq_dev, &cpufreq_dev_list, node) { + if (!cpumask_test_cpu(policy->cpu, + &cpufreq_dev->allowed_cpus)) + continue; + + if (!cpufreq_dev->cpufreq_val) + cpufreq_dev->cpufreq_val = get_cpu_frequency( + cpumask_any(&cpufreq_dev->allowed_cpus), + cpufreq_dev->cpufreq_state); - /* Never exceed user_policy.max */ - if (max_freq > policy->user_policy.max) - max_freq = policy->user_policy.max; + max_freq = cpufreq_dev->cpufreq_val; - if (policy->max != max_freq) - cpufreq_verify_within_limits(policy, 0, max_freq); + if (policy->max != max_freq) + cpufreq_verify_within_limits(policy, 0, max_freq); + } + mutex_unlock(&cooling_cpufreq_lock); return 0; } @@ -486,6 +489,7 @@ __cpufreq_cooling_register(struct device_node *np, cpufreq_register_notifier(&thermal_cpufreq_notifier_block, CPUFREQ_POLICY_NOTIFIER); cpufreq_dev_count++; + list_add(&cpufreq_dev->node, &cpufreq_dev_list); mutex_unlock(&cooling_cpufreq_lock); @@ -549,6 +553,7 @@ void cpufreq_cooling_unregister(struct thermal_cooling_device *cdev) cpufreq_dev = cdev->devdata; mutex_lock(&cooling_cpufreq_lock); + list_del(&cpufreq_dev->node); cpufreq_dev_count--; /* Unregister the notifier for the last cpufreq cooling device */ diff --git a/drivers/thermal/samsung/exynos_thermal_common.c b/drivers/thermal/samsung/exynos_thermal_common.c index 3f5ad25ddca8..b6be572704a4 100644 --- a/drivers/thermal/samsung/exynos_thermal_common.c +++ b/drivers/thermal/samsung/exynos_thermal_common.c @@ -417,13 +417,10 @@ void exynos_unregister_thermal(struct thermal_sensor_conf *sensor_conf) th_zone = sensor_conf->pzone_data; - if (th_zone->therm_dev) - thermal_zone_device_unregister(th_zone->therm_dev); + thermal_zone_device_unregister(th_zone->therm_dev); - for (i = 0; i < th_zone->cool_dev_size; i++) { - if (th_zone->cool_dev[i]) - cpufreq_cooling_unregister(th_zone->cool_dev[i]); - } + for (i = 0; i < th_zone->cool_dev_size; ++i) + cpufreq_cooling_unregister(th_zone->cool_dev[i]); dev_info(sensor_conf->dev, "Exynos: Kernel Thermal management unregistered\n"); diff --git a/drivers/thermal/st/st_thermal.c b/drivers/thermal/st/st_thermal.c index 90163b384660..d1ec5804c0bb 100644 --- a/drivers/thermal/st/st_thermal.c +++ b/drivers/thermal/st/st_thermal.c @@ -275,6 +275,7 @@ int st_thermal_unregister(struct platform_device *pdev) } EXPORT_SYMBOL_GPL(st_thermal_unregister); +#ifdef CONFIG_PM_SLEEP static int st_thermal_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); @@ -305,6 +306,8 @@ static int st_thermal_resume(struct device *dev) return 0; } +#endif + SIMPLE_DEV_PM_OPS(st_thermal_pm_ops, st_thermal_suspend, st_thermal_resume); EXPORT_SYMBOL_GPL(st_thermal_pm_ops); diff --git a/drivers/tty/serial/of_serial.c b/drivers/tty/serial/of_serial.c index 56982da4a9e9..bf355050eab6 100644 --- a/drivers/tty/serial/of_serial.c +++ b/drivers/tty/serial/of_serial.c @@ -240,32 +240,6 @@ static int of_platform_serial_remove(struct platform_device *ofdev) return 0; } -#ifdef CONFIG_PM_SLEEP -static int of_serial_suspend(struct device *dev) -{ - struct of_serial_info *info = dev_get_drvdata(dev); - - serial8250_suspend_port(info->line); - if (info->clk) - clk_disable_unprepare(info->clk); - - return 0; -} - -static int of_serial_resume(struct device *dev) -{ - struct of_serial_info *info = dev_get_drvdata(dev); - - if (info->clk) - clk_prepare_enable(info->clk); - - serial8250_resume_port(info->line); - - return 0; -} -#endif -static SIMPLE_DEV_PM_OPS(of_serial_pm_ops, of_serial_suspend, of_serial_resume); - /* * A few common types, add more as needed. */ @@ -297,7 +271,6 @@ static struct platform_driver of_platform_serial_driver = { .name = "of_serial", .owner = THIS_MODULE, .of_match_table = of_platform_serial_table, - .pm = &of_serial_pm_ops, }, .probe = of_platform_serial_probe, .remove = of_platform_serial_remove, diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index 39b4081b632d..96fafed92b76 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -44,6 +44,9 @@ static const struct usb_device_id usb_quirk_list[] = { /* Creative SB Audigy 2 NX */ { USB_DEVICE(0x041e, 0x3020), .driver_info = USB_QUIRK_RESET_RESUME }, + /* Microsoft Wireless Laser Mouse 6000 Receiver */ + { USB_DEVICE(0x045e, 0x00e1), .driver_info = USB_QUIRK_RESET_RESUME }, + /* Microsoft LifeCam-VX700 v2.0 */ { USB_DEVICE(0x045e, 0x0770), .driver_info = USB_QUIRK_RESET_RESUME }, diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 711b23019d54..df38e7ef4976 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -791,6 +791,10 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, trb = dwc->ep0_trb; + r = next_request(&ep0->request_list); + if (!r) + return; + status = DWC3_TRB_SIZE_TRBSTS(trb->size); if (status == DWC3_TRBSTS_SETUP_PENDING) { dwc3_trace(trace_dwc3_ep0, "Setup Pending received"); @@ -801,10 +805,6 @@ static void dwc3_ep0_complete_data(struct dwc3 *dwc, return; } - r = next_request(&ep0->request_list); - if (!r) - return; - ur = &r->request; length = trb->size & DWC3_TRB_SIZE_MASK; diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index 696160d48ae8..388cfd83b6b6 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -22,7 +22,6 @@ #include <linux/slab.h> -#include <linux/device.h> #include <asm/unaligned.h> #include "xhci.h" @@ -1149,9 +1148,7 @@ int xhci_bus_suspend(struct usb_hcd *hcd) * including the USB 3.0 roothub, but only if CONFIG_PM_RUNTIME * is enabled, so also enable remote wake here. */ - if (hcd->self.root_hub->do_remote_wakeup - && device_may_wakeup(hcd->self.controller)) { - + if (hcd->self.root_hub->do_remote_wakeup) { if (t1 & PORT_CONNECT) { t2 |= PORT_WKOC_E | PORT_WKDISC_E; t2 &= ~PORT_WKCONN_E; diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 9a69b1f1b300..142b601f9563 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -281,7 +281,7 @@ static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup) if (xhci->quirks & XHCI_COMP_MODE_QUIRK) pdev->no_d3cold = true; - return xhci_suspend(xhci); + return xhci_suspend(xhci, do_wakeup); } static int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated) diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c index 3d78b0cd674b..646300cbe5f7 100644 --- a/drivers/usb/host/xhci-plat.c +++ b/drivers/usb/host/xhci-plat.c @@ -204,7 +204,15 @@ static int xhci_plat_suspend(struct device *dev) struct usb_hcd *hcd = dev_get_drvdata(dev); struct xhci_hcd *xhci = hcd_to_xhci(hcd); - return xhci_suspend(xhci); + /* + * xhci_suspend() needs `do_wakeup` to know whether host is allowed + * to do wakeup during suspend. Since xhci_plat_suspend is currently + * only designed for system suspend, device_may_wakeup() is enough + * to dertermine whether host is allowed to do wakeup. Need to + * reconsider this when xhci_plat_suspend enlarges its scope, e.g., + * also applies to runtime suspend. + */ + return xhci_suspend(xhci, device_may_wakeup(dev)); } static int xhci_plat_resume(struct device *dev) diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index bc6fcbc16f61..06433aec81d7 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -1067,9 +1067,8 @@ static void xhci_handle_cmd_reset_ep(struct xhci_hcd *xhci, int slot_id, false); xhci_ring_cmd_db(xhci); } else { - /* Clear our internal halted state and restart the ring(s) */ + /* Clear our internal halted state */ xhci->devs[slot_id]->eps[ep_index].ep_state &= ~EP_HALTED; - ring_doorbell_for_active_rings(xhci, slot_id, ep_index); } } @@ -1823,22 +1822,13 @@ static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td, ep->stopped_td = td; return 0; } else { - if (trb_comp_code == COMP_STALL) { - /* The transfer is completed from the driver's - * perspective, but we need to issue a set dequeue - * command for this stalled endpoint to move the dequeue - * pointer past the TD. We can't do that here because - * the halt condition must be cleared first. Let the - * USB class driver clear the stall later. - */ - ep->stopped_td = td; - ep->stopped_stream = ep_ring->stream_id; - } else if (xhci_requires_manual_halt_cleanup(xhci, - ep_ctx, trb_comp_code)) { - /* Other types of errors halt the endpoint, but the - * class driver doesn't call usb_reset_endpoint() unless - * the error is -EPIPE. Clear the halted status in the - * xHCI hardware manually. + if (trb_comp_code == COMP_STALL || + xhci_requires_manual_halt_cleanup(xhci, ep_ctx, + trb_comp_code)) { + /* Issue a reset endpoint command to clear the host side + * halt, followed by a set dequeue command to move the + * dequeue pointer past the TD. + * The class driver clears the device side halt later. */ xhci_cleanup_halted_endpoint(xhci, slot_id, ep_index, ep_ring->stream_id, @@ -1958,9 +1948,7 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td, else td->urb->actual_length = 0; - xhci_cleanup_halted_endpoint(xhci, - slot_id, ep_index, 0, td, event_trb); - return finish_td(xhci, td, event_trb, event, ep, status, true); + return finish_td(xhci, td, event_trb, event, ep, status, false); } /* * Did we transfer any data, despite the errors that might have @@ -2519,17 +2507,8 @@ cleanup: if (ret) { urb = td->urb; urb_priv = urb->hcpriv; - /* Leave the TD around for the reset endpoint function - * to use(but only if it's not a control endpoint, - * since we already queued the Set TR dequeue pointer - * command for stalled control endpoints). - */ - if (usb_endpoint_xfer_control(&urb->ep->desc) || - (trb_comp_code != COMP_STALL && - trb_comp_code != COMP_BABBLE)) - xhci_urb_free_priv(xhci, urb_priv); - else - kfree(urb_priv); + + xhci_urb_free_priv(xhci, urb_priv); usb_hcd_unlink_urb_from_ep(bus_to_hcd(urb->dev->bus), urb); if ((urb->actual_length != urb->transfer_buffer_length && diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index 2a5d45b4cb15..033b46c470bd 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -35,6 +35,8 @@ #define DRIVER_AUTHOR "Sarah Sharp" #define DRIVER_DESC "'eXtensible' Host Controller (xHC) Driver" +#define PORT_WAKE_BITS (PORT_WKOC_E | PORT_WKDISC_E | PORT_WKCONN_E) + /* Some 0.95 hardware can't handle the chain bit on a Link TRB being cleared */ static int link_quirk; module_param(link_quirk, int, S_IRUGO | S_IWUSR); @@ -851,13 +853,47 @@ static void xhci_clear_command_ring(struct xhci_hcd *xhci) xhci_set_cmd_ring_deq(xhci); } +static void xhci_disable_port_wake_on_bits(struct xhci_hcd *xhci) +{ + int port_index; + __le32 __iomem **port_array; + unsigned long flags; + u32 t1, t2; + + spin_lock_irqsave(&xhci->lock, flags); + + /* disble usb3 ports Wake bits*/ + port_index = xhci->num_usb3_ports; + port_array = xhci->usb3_ports; + while (port_index--) { + t1 = readl(port_array[port_index]); + t1 = xhci_port_state_to_neutral(t1); + t2 = t1 & ~PORT_WAKE_BITS; + if (t1 != t2) + writel(t2, port_array[port_index]); + } + + /* disble usb2 ports Wake bits*/ + port_index = xhci->num_usb2_ports; + port_array = xhci->usb2_ports; + while (port_index--) { + t1 = readl(port_array[port_index]); + t1 = xhci_port_state_to_neutral(t1); + t2 = t1 & ~PORT_WAKE_BITS; + if (t1 != t2) + writel(t2, port_array[port_index]); + } + + spin_unlock_irqrestore(&xhci->lock, flags); +} + /* * Stop HC (not bus-specific) * * This is called when the machine transition into S3/S4 mode. * */ -int xhci_suspend(struct xhci_hcd *xhci) +int xhci_suspend(struct xhci_hcd *xhci, bool do_wakeup) { int rc = 0; unsigned int delay = XHCI_MAX_HALT_USEC; @@ -868,6 +904,10 @@ int xhci_suspend(struct xhci_hcd *xhci) xhci->shared_hcd->state != HC_STATE_SUSPENDED) return -EINVAL; + /* Clear root port wake on bits if wakeup not allowed. */ + if (!do_wakeup) + xhci_disable_port_wake_on_bits(xhci); + /* Don't poll the roothubs on bus suspend. */ xhci_dbg(xhci, "%s: stopping port polling.\n", __func__); clear_bit(HCD_FLAG_POLL_RH, &hcd->flags); @@ -2912,68 +2952,33 @@ void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci, } } -/* Deal with stalled endpoints. The core should have sent the control message - * to clear the halt condition. However, we need to make the xHCI hardware - * reset its sequence number, since a device will expect a sequence number of - * zero after the halt condition is cleared. +/* Called when clearing halted device. The core should have sent the control + * message to clear the device halt condition. The host side of the halt should + * already be cleared with a reset endpoint command issued when the STALL tx + * event was received. + * * Context: in_interrupt */ + void xhci_endpoint_reset(struct usb_hcd *hcd, struct usb_host_endpoint *ep) { struct xhci_hcd *xhci; - struct usb_device *udev; - unsigned int ep_index; - unsigned long flags; - int ret; - struct xhci_virt_ep *virt_ep; - struct xhci_command *command; xhci = hcd_to_xhci(hcd); - udev = (struct usb_device *) ep->hcpriv; - /* Called with a root hub endpoint (or an endpoint that wasn't added - * with xhci_add_endpoint() - */ - if (!ep->hcpriv) - return; - ep_index = xhci_get_endpoint_index(&ep->desc); - virt_ep = &xhci->devs[udev->slot_id]->eps[ep_index]; - if (!virt_ep->stopped_td) { - xhci_dbg_trace(xhci, trace_xhci_dbg_reset_ep, - "Endpoint 0x%x not halted, refusing to reset.", - ep->desc.bEndpointAddress); - return; - } - if (usb_endpoint_xfer_control(&ep->desc)) { - xhci_dbg_trace(xhci, trace_xhci_dbg_reset_ep, - "Control endpoint stall already handled."); - return; - } - command = xhci_alloc_command(xhci, false, false, GFP_ATOMIC); - if (!command) - return; - - xhci_dbg_trace(xhci, trace_xhci_dbg_reset_ep, - "Queueing reset endpoint command"); - spin_lock_irqsave(&xhci->lock, flags); - ret = xhci_queue_reset_ep(xhci, command, udev->slot_id, ep_index); /* - * Can't change the ring dequeue pointer until it's transitioned to the - * stopped state, which is only upon a successful reset endpoint - * command. Better hope that last command worked! + * We might need to implement the config ep cmd in xhci 4.8.1 note: + * The Reset Endpoint Command may only be issued to endpoints in the + * Halted state. If software wishes reset the Data Toggle or Sequence + * Number of an endpoint that isn't in the Halted state, then software + * may issue a Configure Endpoint Command with the Drop and Add bits set + * for the target endpoint. that is in the Stopped state. */ - if (!ret) { - xhci_cleanup_stalled_ring(xhci, udev, ep_index); - kfree(virt_ep->stopped_td); - xhci_ring_cmd_db(xhci); - } - virt_ep->stopped_td = NULL; - virt_ep->stopped_stream = 0; - spin_unlock_irqrestore(&xhci->lock, flags); - if (ret) - xhci_warn(xhci, "FIXME allocate a new ring segment\n"); + /* For now just print debug to follow the situation */ + xhci_dbg(xhci, "Endpoint 0x%x ep reset callback called\n", + ep->desc.bEndpointAddress); } static int xhci_check_streams_endpoint(struct xhci_hcd *xhci, diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index df76d642e719..d745715a1e2f 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1746,7 +1746,7 @@ int xhci_gen_setup(struct usb_hcd *hcd, xhci_get_quirks_t get_quirks); void xhci_init_driver(struct hc_driver *drv, int (*setup_fn)(struct usb_hcd *)); #ifdef CONFIG_PM -int xhci_suspend(struct xhci_hcd *xhci); +int xhci_suspend(struct xhci_hcd *xhci, bool do_wakeup); int xhci_resume(struct xhci_hcd *xhci, bool hibernated); #else #define xhci_suspend NULL diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index cfd009dc4018..6c4eb3cf5efd 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -120,6 +120,7 @@ static const struct usb_device_id id_table[] = { { USB_DEVICE(0x10C4, 0x85F8) }, /* Virtenio Preon32 */ { USB_DEVICE(0x10C4, 0x8664) }, /* AC-Services CAN-IF */ { USB_DEVICE(0x10C4, 0x8665) }, /* AC-Services OBD-IF */ + { USB_DEVICE(0x10C4, 0x8875) }, /* CEL MeshConnect USB Stick */ { USB_DEVICE(0x10C4, 0x88A4) }, /* MMB Networks ZigBee USB Device */ { USB_DEVICE(0x10C4, 0x88A5) }, /* Planet Innovation Ingeni ZigBee USB Device */ { USB_DEVICE(0x10C4, 0x8946) }, /* Ketra N1 Wireless Interface */ diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 0dad8ce5a609..1ebb351b9e9a 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -470,6 +470,39 @@ static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FD_PID) }, { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FE_PID) }, { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_01FF_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_4701_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9300_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9301_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9302_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9303_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9304_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9305_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9306_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9307_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9308_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9309_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930A_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930B_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930C_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930D_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930E_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_930F_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9310_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9311_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9312_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9313_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9314_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9315_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9316_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9317_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9318_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_9319_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931A_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931B_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931C_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931D_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931E_PID) }, + { USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_931F_PID) }, { USB_DEVICE(FTDI_VID, FTDI_PERLE_ULTRAPORT_PID) }, { USB_DEVICE(FTDI_VID, FTDI_PIEGROUP_PID) }, { USB_DEVICE(FTDI_VID, FTDI_TNC_X_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 6786b705ccf6..e52409c9be99 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -926,8 +926,8 @@ #define BAYER_CONTOUR_CABLE_PID 0x6001 /* - * The following are the values for the Matrix Orbital FTDI Range - * Anything in this range will use an FT232RL. + * Matrix Orbital Intelligent USB displays. + * http://www.matrixorbital.com */ #define MTXORB_VID 0x1B3D #define MTXORB_FTDI_RANGE_0100_PID 0x0100 @@ -1186,8 +1186,39 @@ #define MTXORB_FTDI_RANGE_01FD_PID 0x01FD #define MTXORB_FTDI_RANGE_01FE_PID 0x01FE #define MTXORB_FTDI_RANGE_01FF_PID 0x01FF - - +#define MTXORB_FTDI_RANGE_4701_PID 0x4701 +#define MTXORB_FTDI_RANGE_9300_PID 0x9300 +#define MTXORB_FTDI_RANGE_9301_PID 0x9301 +#define MTXORB_FTDI_RANGE_9302_PID 0x9302 +#define MTXORB_FTDI_RANGE_9303_PID 0x9303 +#define MTXORB_FTDI_RANGE_9304_PID 0x9304 +#define MTXORB_FTDI_RANGE_9305_PID 0x9305 +#define MTXORB_FTDI_RANGE_9306_PID 0x9306 +#define MTXORB_FTDI_RANGE_9307_PID 0x9307 +#define MTXORB_FTDI_RANGE_9308_PID 0x9308 +#define MTXORB_FTDI_RANGE_9309_PID 0x9309 +#define MTXORB_FTDI_RANGE_930A_PID 0x930A +#define MTXORB_FTDI_RANGE_930B_PID 0x930B +#define MTXORB_FTDI_RANGE_930C_PID 0x930C +#define MTXORB_FTDI_RANGE_930D_PID 0x930D +#define MTXORB_FTDI_RANGE_930E_PID 0x930E +#define MTXORB_FTDI_RANGE_930F_PID 0x930F +#define MTXORB_FTDI_RANGE_9310_PID 0x9310 +#define MTXORB_FTDI_RANGE_9311_PID 0x9311 +#define MTXORB_FTDI_RANGE_9312_PID 0x9312 +#define MTXORB_FTDI_RANGE_9313_PID 0x9313 +#define MTXORB_FTDI_RANGE_9314_PID 0x9314 +#define MTXORB_FTDI_RANGE_9315_PID 0x9315 +#define MTXORB_FTDI_RANGE_9316_PID 0x9316 +#define MTXORB_FTDI_RANGE_9317_PID 0x9317 +#define MTXORB_FTDI_RANGE_9318_PID 0x9318 +#define MTXORB_FTDI_RANGE_9319_PID 0x9319 +#define MTXORB_FTDI_RANGE_931A_PID 0x931A +#define MTXORB_FTDI_RANGE_931B_PID 0x931B +#define MTXORB_FTDI_RANGE_931C_PID 0x931C +#define MTXORB_FTDI_RANGE_931D_PID 0x931D +#define MTXORB_FTDI_RANGE_931E_PID 0x931E +#define MTXORB_FTDI_RANGE_931F_PID 0x931F /* * The Mobility Lab (TML) diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c index 93cb7cebda62..077c714f1285 100644 --- a/drivers/usb/serial/keyspan.c +++ b/drivers/usb/serial/keyspan.c @@ -311,24 +311,30 @@ static void usa26_indat_callback(struct urb *urb) if ((data[0] & 0x80) == 0) { /* no errors on individual bytes, only possible overrun err */ - if (data[0] & RXERROR_OVERRUN) - err = TTY_OVERRUN; - else - err = 0; + if (data[0] & RXERROR_OVERRUN) { + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); + } for (i = 1; i < urb->actual_length ; ++i) - tty_insert_flip_char(&port->port, data[i], err); + tty_insert_flip_char(&port->port, data[i], + TTY_NORMAL); } else { /* some bytes had errors, every byte has status */ dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__); for (i = 0; i + 1 < urb->actual_length; i += 2) { - int stat = data[i], flag = 0; - if (stat & RXERROR_OVERRUN) - flag |= TTY_OVERRUN; - if (stat & RXERROR_FRAMING) - flag |= TTY_FRAME; - if (stat & RXERROR_PARITY) - flag |= TTY_PARITY; + int stat = data[i]; + int flag = TTY_NORMAL; + + if (stat & RXERROR_OVERRUN) { + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); + } /* XXX should handle break (0x10) */ + if (stat & RXERROR_PARITY) + flag = TTY_PARITY; + else if (stat & RXERROR_FRAMING) + flag = TTY_FRAME; + tty_insert_flip_char(&port->port, data[i+1], flag); } @@ -649,14 +655,19 @@ static void usa49_indat_callback(struct urb *urb) } else { /* some bytes had errors, every byte has status */ for (i = 0; i + 1 < urb->actual_length; i += 2) { - int stat = data[i], flag = 0; - if (stat & RXERROR_OVERRUN) - flag |= TTY_OVERRUN; - if (stat & RXERROR_FRAMING) - flag |= TTY_FRAME; - if (stat & RXERROR_PARITY) - flag |= TTY_PARITY; + int stat = data[i]; + int flag = TTY_NORMAL; + + if (stat & RXERROR_OVERRUN) { + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); + } /* XXX should handle break (0x10) */ + if (stat & RXERROR_PARITY) + flag = TTY_PARITY; + else if (stat & RXERROR_FRAMING) + flag = TTY_FRAME; + tty_insert_flip_char(&port->port, data[i+1], flag); } @@ -713,15 +724,19 @@ static void usa49wg_indat_callback(struct urb *urb) */ for (x = 0; x + 1 < len && i + 1 < urb->actual_length; x += 2) { - int stat = data[i], flag = 0; + int stat = data[i]; + int flag = TTY_NORMAL; - if (stat & RXERROR_OVERRUN) - flag |= TTY_OVERRUN; - if (stat & RXERROR_FRAMING) - flag |= TTY_FRAME; - if (stat & RXERROR_PARITY) - flag |= TTY_PARITY; + if (stat & RXERROR_OVERRUN) { + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); + } /* XXX should handle break (0x10) */ + if (stat & RXERROR_PARITY) + flag = TTY_PARITY; + else if (stat & RXERROR_FRAMING) + flag = TTY_FRAME; + tty_insert_flip_char(&port->port, data[i+1], flag); i += 2; @@ -773,25 +788,31 @@ static void usa90_indat_callback(struct urb *urb) if ((data[0] & 0x80) == 0) { /* no errors on individual bytes, only possible overrun err*/ - if (data[0] & RXERROR_OVERRUN) - err = TTY_OVERRUN; - else - err = 0; + if (data[0] & RXERROR_OVERRUN) { + tty_insert_flip_char(&port->port, 0, + TTY_OVERRUN); + } for (i = 1; i < urb->actual_length ; ++i) tty_insert_flip_char(&port->port, - data[i], err); + data[i], TTY_NORMAL); } else { /* some bytes had errors, every byte has status */ dev_dbg(&port->dev, "%s - RX error!!!!\n", __func__); for (i = 0; i + 1 < urb->actual_length; i += 2) { - int stat = data[i], flag = 0; - if (stat & RXERROR_OVERRUN) - flag |= TTY_OVERRUN; - if (stat & RXERROR_FRAMING) - flag |= TTY_FRAME; - if (stat & RXERROR_PARITY) - flag |= TTY_PARITY; + int stat = data[i]; + int flag = TTY_NORMAL; + + if (stat & RXERROR_OVERRUN) { + tty_insert_flip_char( + &port->port, 0, + TTY_OVERRUN); + } /* XXX should handle break (0x10) */ + if (stat & RXERROR_PARITY) + flag = TTY_PARITY; + else if (stat & RXERROR_FRAMING) + flag = TTY_FRAME; + tty_insert_flip_char(&port->port, data[i+1], flag); } diff --git a/drivers/usb/serial/ssu100.c b/drivers/usb/serial/ssu100.c index a7fe664b6b7d..70a098de429f 100644 --- a/drivers/usb/serial/ssu100.c +++ b/drivers/usb/serial/ssu100.c @@ -490,10 +490,9 @@ static void ssu100_update_lsr(struct usb_serial_port *port, u8 lsr, if (*tty_flag == TTY_NORMAL) *tty_flag = TTY_FRAME; } - if (lsr & UART_LSR_OE){ + if (lsr & UART_LSR_OE) { port->icount.overrun++; - if (*tty_flag == TTY_NORMAL) - *tty_flag = TTY_OVERRUN; + tty_insert_flip_char(&port->port, 0, TTY_OVERRUN); } } @@ -511,12 +510,8 @@ static void ssu100_process_read_urb(struct urb *urb) if ((len >= 4) && (packet[0] == 0x1b) && (packet[1] == 0x1b) && ((packet[2] == 0x00) || (packet[2] == 0x01))) { - if (packet[2] == 0x00) { + if (packet[2] == 0x00) ssu100_update_lsr(port, packet[3], &flag); - if (flag == TTY_OVERRUN) - tty_insert_flip_char(&port->port, 0, - TTY_OVERRUN); - } if (packet[2] == 0x01) ssu100_update_msr(port, packet[3]); diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h index 2fefaf923e4a..18a283d6de1c 100644 --- a/drivers/usb/storage/unusual_uas.h +++ b/drivers/usb/storage/unusual_uas.h @@ -103,3 +103,10 @@ UNUSUAL_DEV(0x2109, 0x0711, 0x0000, 0x9999, "VL711", USB_SC_DEVICE, USB_PR_DEVICE, NULL, US_FL_NO_ATA_1X), + +/* Reported-by: Hans de Goede <hdegoede@redhat.com> */ +UNUSUAL_DEV(0x4971, 0x1012, 0x0000, 0x9999, + "Hitachi", + "External HDD", + USB_SC_DEVICE, USB_PR_DEVICE, NULL, + US_FL_IGNORE_UAS), @@ -165,6 +165,15 @@ static struct vfsmount *aio_mnt; static const struct file_operations aio_ring_fops; static const struct address_space_operations aio_ctx_aops; +/* Backing dev info for aio fs. + * -no dirty page accounting or writeback happens + */ +static struct backing_dev_info aio_fs_backing_dev_info = { + .name = "aiofs", + .state = 0, + .capabilities = BDI_CAP_NO_ACCT_AND_WRITEBACK | BDI_CAP_MAP_COPY, +}; + static struct file *aio_private_file(struct kioctx *ctx, loff_t nr_pages) { struct qstr this = QSTR_INIT("[aio]", 5); @@ -176,6 +185,7 @@ static struct file *aio_private_file(struct kioctx *ctx, loff_t nr_pages) inode->i_mapping->a_ops = &aio_ctx_aops; inode->i_mapping->private_data = ctx; + inode->i_mapping->backing_dev_info = &aio_fs_backing_dev_info; inode->i_size = PAGE_SIZE * nr_pages; path.dentry = d_alloc_pseudo(aio_mnt->mnt_sb, &this); @@ -220,6 +230,9 @@ static int __init aio_setup(void) if (IS_ERR(aio_mnt)) panic("Failed to create aio fs mount."); + if (bdi_init(&aio_fs_backing_dev_info)) + panic("Failed to init aio fs backing dev info."); + kiocb_cachep = KMEM_CACHE(kiocb, SLAB_HWCACHE_ALIGN|SLAB_PANIC); kioctx_cachep = KMEM_CACHE(kioctx,SLAB_HWCACHE_ALIGN|SLAB_PANIC); @@ -281,11 +294,6 @@ static const struct file_operations aio_ring_fops = { .mmap = aio_ring_mmap, }; -static int aio_set_page_dirty(struct page *page) -{ - return 0; -} - #if IS_ENABLED(CONFIG_MIGRATION) static int aio_migratepage(struct address_space *mapping, struct page *new, struct page *old, enum migrate_mode mode) @@ -357,7 +365,7 @@ out: #endif static const struct address_space_operations aio_ctx_aops = { - .set_page_dirty = aio_set_page_dirty, + .set_page_dirty = __set_page_dirty_no_writeback, #if IS_ENABLED(CONFIG_MIGRATION) .migratepage = aio_migratepage, #endif @@ -412,7 +420,6 @@ static int aio_setup_ring(struct kioctx *ctx) pr_debug("pid(%d) page[%d]->count=%d\n", current->pid, i, page_count(page)); SetPageUptodate(page); - SetPageDirty(page); unlock_page(page); ctx->ring_pages[i] = page; diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c index d3220d31d3cb..dcd9be32ac57 100644 --- a/fs/btrfs/compression.c +++ b/fs/btrfs/compression.c @@ -1011,8 +1011,6 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, bytes = min(bytes, working_bytes); kaddr = kmap_atomic(page_out); memcpy(kaddr + *pg_offset, buf + buf_offset, bytes); - if (*pg_index == (vcnt - 1) && *pg_offset == 0) - memset(kaddr + bytes, 0, PAGE_CACHE_SIZE - bytes); kunmap_atomic(kaddr); flush_dcache_page(page_out); @@ -1054,3 +1052,34 @@ int btrfs_decompress_buf2page(char *buf, unsigned long buf_start, return 1; } + +/* + * When uncompressing data, we need to make sure and zero any parts of + * the biovec that were not filled in by the decompression code. pg_index + * and pg_offset indicate the last page and the last offset of that page + * that have been filled in. This will zero everything remaining in the + * biovec. + */ +void btrfs_clear_biovec_end(struct bio_vec *bvec, int vcnt, + unsigned long pg_index, + unsigned long pg_offset) +{ + while (pg_index < vcnt) { + struct page *page = bvec[pg_index].bv_page; + unsigned long off = bvec[pg_index].bv_offset; + unsigned long len = bvec[pg_index].bv_len; + + if (pg_offset < off) + pg_offset = off; + if (pg_offset < off + len) { + unsigned long bytes = off + len - pg_offset; + char *kaddr; + + kaddr = kmap_atomic(page); + memset(kaddr + pg_offset, 0, bytes); + kunmap_atomic(kaddr); + } + pg_index++; + pg_offset = 0; + } +} diff --git a/fs/btrfs/compression.h b/fs/btrfs/compression.h index 0c803b4fbf93..d181f70caae0 100644 --- a/fs/btrfs/compression.h +++ b/fs/btrfs/compression.h @@ -45,7 +45,9 @@ int btrfs_submit_compressed_write(struct inode *inode, u64 start, unsigned long nr_pages); int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio, int mirror_num, unsigned long bio_flags); - +void btrfs_clear_biovec_end(struct bio_vec *bvec, int vcnt, + unsigned long pg_index, + unsigned long pg_offset); struct btrfs_compress_op { struct list_head *(*alloc_workspace)(void); diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c index 78285f30909e..617553cdb7d3 100644 --- a/fs/btrfs/lzo.c +++ b/fs/btrfs/lzo.c @@ -373,6 +373,8 @@ cont: } done: kunmap(pages_in[page_in_index]); + if (!ret) + btrfs_clear_biovec_end(bvec, vcnt, page_out_index, pg_offset); return ret; } @@ -410,10 +412,23 @@ static int lzo_decompress(struct list_head *ws, unsigned char *data_in, goto out; } + /* + * the caller is already checking against PAGE_SIZE, but lets + * move this check closer to the memcpy/memset + */ + destlen = min_t(unsigned long, destlen, PAGE_SIZE); bytes = min_t(unsigned long, destlen, out_len - start_byte); kaddr = kmap_atomic(dest_page); memcpy(kaddr, workspace->buf + start_byte, bytes); + + /* + * btrfs_getblock is doing a zero on the tail of the page too, + * but this will cover anything missing from the decompressed + * data. + */ + if (bytes < destlen) + memset(kaddr+bytes, 0, destlen-bytes); kunmap_atomic(kaddr); out: return ret; diff --git a/fs/btrfs/zlib.c b/fs/btrfs/zlib.c index 759fa4e2de8f..fb22fd8d8fb8 100644 --- a/fs/btrfs/zlib.c +++ b/fs/btrfs/zlib.c @@ -299,6 +299,8 @@ done: zlib_inflateEnd(&workspace->strm); if (data_in) kunmap(pages_in[page_in_index]); + if (!ret) + btrfs_clear_biovec_end(bvec, vcnt, page_out_index, pg_offset); return ret; } @@ -310,10 +312,14 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in, struct workspace *workspace = list_entry(ws, struct workspace, list); int ret = 0; int wbits = MAX_WBITS; - unsigned long bytes_left = destlen; + unsigned long bytes_left; unsigned long total_out = 0; + unsigned long pg_offset = 0; char *kaddr; + destlen = min_t(unsigned long, destlen, PAGE_SIZE); + bytes_left = destlen; + workspace->strm.next_in = data_in; workspace->strm.avail_in = srclen; workspace->strm.total_in = 0; @@ -341,7 +347,6 @@ static int zlib_decompress(struct list_head *ws, unsigned char *data_in, unsigned long buf_start; unsigned long buf_offset; unsigned long bytes; - unsigned long pg_offset = 0; ret = zlib_inflate(&workspace->strm, Z_NO_FLUSH); if (ret != Z_OK && ret != Z_STREAM_END) @@ -384,6 +389,17 @@ next: ret = 0; zlib_inflateEnd(&workspace->strm); + + /* + * this should only happen if zlib returned fewer bytes than we + * expected. btrfs_get_block is responsible for zeroing from the + * end of the inline extent (destlen) to the end of the page + */ + if (pg_offset < destlen) { + kaddr = kmap_atomic(dest_page); + memset(kaddr + pg_offset, 0, destlen - pg_offset); + kunmap_atomic(kaddr); + } return ret; } diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c index 6df8d3d885e5..b8b92c2f9683 100644 --- a/fs/fat/namei_vfat.c +++ b/fs/fat/namei_vfat.c @@ -736,7 +736,12 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry, } alias = d_find_alias(inode); - if (alias && !vfat_d_anon_disconn(alias)) { + /* + * Checking "alias->d_parent == dentry->d_parent" to make sure + * FS is not corrupted (especially double linked dir). + */ + if (alias && alias->d_parent == dentry->d_parent && + !vfat_d_anon_disconn(alias)) { /* * This inode has non anonymous-DCACHE_DISCONNECTED * dentry. This means, the user did ->lookup() by an @@ -755,12 +760,9 @@ static struct dentry *vfat_lookup(struct inode *dir, struct dentry *dentry, out: mutex_unlock(&MSDOS_SB(sb)->s_lock); - dentry->d_time = dentry->d_parent->d_inode->i_version; - dentry = d_splice_alias(inode, dentry); - if (dentry) - dentry->d_time = dentry->d_parent->d_inode->i_version; - return dentry; - + if (!inode) + dentry->d_time = dir->i_version; + return d_splice_alias(inode, dentry); error: mutex_unlock(&MSDOS_SB(sb)->s_lock); return ERR_PTR(err); @@ -793,7 +795,6 @@ static int vfat_create(struct inode *dir, struct dentry *dentry, umode_t mode, inode->i_mtime = inode->i_atime = inode->i_ctime = ts; /* timestamp is already written, so mark_inode_dirty() is unneeded. */ - dentry->d_time = dentry->d_parent->d_inode->i_version; d_instantiate(dentry, inode); out: mutex_unlock(&MSDOS_SB(sb)->s_lock); @@ -824,6 +825,7 @@ static int vfat_rmdir(struct inode *dir, struct dentry *dentry) clear_nlink(inode); inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC; fat_detach(inode); + dentry->d_time = dir->i_version; out: mutex_unlock(&MSDOS_SB(sb)->s_lock); @@ -849,6 +851,7 @@ static int vfat_unlink(struct inode *dir, struct dentry *dentry) clear_nlink(inode); inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC; fat_detach(inode); + dentry->d_time = dir->i_version; out: mutex_unlock(&MSDOS_SB(sb)->s_lock); @@ -889,7 +892,6 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode) inode->i_mtime = inode->i_atime = inode->i_ctime = ts; /* timestamp is already written, so mark_inode_dirty() is unneeded. */ - dentry->d_time = dentry->d_parent->d_inode->i_version; d_instantiate(dentry, inode); mutex_unlock(&MSDOS_SB(sb)->s_lock); diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c index e4dc74713a43..1df94fabe4eb 100644 --- a/fs/jbd2/journal.c +++ b/fs/jbd2/journal.c @@ -1853,13 +1853,12 @@ int jbd2_journal_set_features (journal_t *journal, unsigned long compat, journal->j_chksum_driver = NULL; return 0; } - } - /* Precompute checksum seed for all metadata */ - if (jbd2_journal_has_csum_v2or3(journal)) + /* Precompute checksum seed for all metadata */ journal->j_csum_seed = jbd2_chksum(journal, ~0, sb->s_uuid, sizeof(sb->s_uuid)); + } } /* If enabling v1 checksums, downgrade superblock */ diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c index ed2b1151b171..7cbdf1b2e4ab 100644 --- a/fs/nfsd/nfs4callback.c +++ b/fs/nfsd/nfs4callback.c @@ -774,8 +774,12 @@ static bool nfsd41_cb_get_slot(struct nfs4_client *clp, struct rpc_task *task) { if (test_and_set_bit(0, &clp->cl_cb_slot_busy) != 0) { rpc_sleep_on(&clp->cl_cb_waitq, task, NULL); - dprintk("%s slot is busy\n", __func__); - return false; + /* Race breaker */ + if (test_and_set_bit(0, &clp->cl_cb_slot_busy) != 0) { + dprintk("%s slot is busy\n", __func__); + return false; + } + rpc_wake_up_queued_task(&clp->cl_cb_waitq, task); } return true; } diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h index 747f3b95bd11..33a46a8dfaf7 100644 --- a/fs/nfsd/nfsd.h +++ b/fs/nfsd/nfsd.h @@ -335,12 +335,15 @@ void nfsd_lockd_shutdown(void); (NFSD4_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SUPPATTR_EXCLCREAT) #ifdef CONFIG_NFSD_V4_SECURITY_LABEL -#define NFSD4_2_SUPPORTED_ATTRS_WORD2 \ - (NFSD4_1_SUPPORTED_ATTRS_WORD2 | FATTR4_WORD2_SECURITY_LABEL) +#define NFSD4_2_SECURITY_ATTRS FATTR4_WORD2_SECURITY_LABEL #else -#define NFSD4_2_SUPPORTED_ATTRS_WORD2 0 +#define NFSD4_2_SECURITY_ATTRS 0 #endif +#define NFSD4_2_SUPPORTED_ATTRS_WORD2 \ + (NFSD4_1_SUPPORTED_ATTRS_WORD2 | \ + NFSD4_2_SECURITY_ATTRS) + static inline u32 nfsd_suppattrs0(u32 minorversion) { return minorversion ? NFSD4_1_SUPPORTED_ATTRS_WORD0 diff --git a/include/dt-bindings/clock/qcom,mmcc-apq8084.h b/include/dt-bindings/clock/qcom,mmcc-apq8084.h index a929f86d0ddd..d72b5b35f15e 100644 --- a/include/dt-bindings/clock/qcom,mmcc-apq8084.h +++ b/include/dt-bindings/clock/qcom,mmcc-apq8084.h @@ -60,7 +60,7 @@ #define ESC1_CLK_SRC 43 #define HDMI_CLK_SRC 44 #define VSYNC_CLK_SRC 45 -#define RBCPR_CLK_SRC 46 +#define MMSS_RBCPR_CLK_SRC 46 #define RBBMTIMER_CLK_SRC 47 #define MAPLE_CLK_SRC 48 #define VDP_CLK_SRC 49 diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index be21af149f11..2839c639f092 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -352,7 +352,6 @@ struct clk_divider { #define CLK_DIVIDER_READ_ONLY BIT(5) extern const struct clk_ops clk_divider_ops; -extern const struct clk_ops clk_divider_ro_ops; struct clk *clk_register_divider(struct device *dev, const char *name, const char *parent_name, unsigned long flags, void __iomem *reg, u8 shift, u8 width, diff --git a/include/linux/iio/events.h b/include/linux/iio/events.h index 8bbd7bc1043d..03fa332ad2a8 100644 --- a/include/linux/iio/events.h +++ b/include/linux/iio/events.h @@ -72,7 +72,7 @@ struct iio_event_data { #define IIO_EVENT_CODE_EXTRACT_TYPE(mask) ((mask >> 56) & 0xFF) -#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0xCF) +#define IIO_EVENT_CODE_EXTRACT_DIR(mask) ((mask >> 48) & 0x7F) #define IIO_EVENT_CODE_EXTRACT_CHAN_TYPE(mask) ((mask >> 32) & 0xFF) diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index ea53b04993f2..a6059bdf7b03 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -703,7 +703,7 @@ void kvm_arch_sync_events(struct kvm *kvm); int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu); void kvm_vcpu_kick(struct kvm_vcpu *vcpu); -bool kvm_is_mmio_pfn(pfn_t pfn); +bool kvm_is_reserved_pfn(pfn_t pfn); struct kvm_irq_ack_notifier { struct hlist_node link; diff --git a/include/linux/pci.h b/include/linux/pci.h index 5be8db45e368..4c8ac5fcc224 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -331,6 +331,7 @@ struct pci_dev { unsigned int is_added:1; unsigned int is_busmaster:1; /* device is busmaster */ unsigned int no_msi:1; /* device may not use msi */ + unsigned int no_64bit_msi:1; /* device may only use 32-bit MSIs */ unsigned int block_cfg_access:1; /* config space access is blocked */ unsigned int broken_parity_status:1; /* Device generates false positive parity */ unsigned int irq_reroute_variant:2; /* device needs IRQ rerouting variant */ diff --git a/include/net/inet_common.h b/include/net/inet_common.h index fe7994c48b75..b2828a06a5a6 100644 --- a/include/net/inet_common.h +++ b/include/net/inet_common.h @@ -37,6 +37,8 @@ int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg); int inet_ctl_sock_create(struct sock **sk, unsigned short family, unsigned short type, unsigned char protocol, struct net *net); +int inet_recv_error(struct sock *sk, struct msghdr *msg, int len, + int *addr_len); static inline void inet_ctl_sock_destroy(struct sock *sk) { diff --git a/include/sound/pcm.h b/include/sound/pcm.h index e862497f7556..8bb00a27e219 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -184,6 +184,8 @@ struct snd_pcm_ops { #define SNDRV_PCM_FMTBIT_DSD_U8 _SNDRV_PCM_FMTBIT(DSD_U8) #define SNDRV_PCM_FMTBIT_DSD_U16_LE _SNDRV_PCM_FMTBIT(DSD_U16_LE) #define SNDRV_PCM_FMTBIT_DSD_U32_LE _SNDRV_PCM_FMTBIT(DSD_U32_LE) +#define SNDRV_PCM_FMTBIT_DSD_U16_BE _SNDRV_PCM_FMTBIT(DSD_U16_BE) +#define SNDRV_PCM_FMTBIT_DSD_U32_BE _SNDRV_PCM_FMTBIT(DSD_U32_BE) #ifdef SNDRV_LITTLE_ENDIAN #define SNDRV_PCM_FMTBIT_S16 SNDRV_PCM_FMTBIT_S16_LE diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h index 6ee586728df9..941d32f007dc 100644 --- a/include/uapi/sound/asound.h +++ b/include/uapi/sound/asound.h @@ -220,7 +220,9 @@ typedef int __bitwise snd_pcm_format_t; #define SNDRV_PCM_FORMAT_DSD_U8 ((__force snd_pcm_format_t) 48) /* DSD, 1-byte samples DSD (x8) */ #define SNDRV_PCM_FORMAT_DSD_U16_LE ((__force snd_pcm_format_t) 49) /* DSD, 2-byte samples DSD (x16), little endian */ #define SNDRV_PCM_FORMAT_DSD_U32_LE ((__force snd_pcm_format_t) 50) /* DSD, 4-byte samples DSD (x32), little endian */ -#define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U32_LE +#define SNDRV_PCM_FORMAT_DSD_U16_BE ((__force snd_pcm_format_t) 51) /* DSD, 2-byte samples DSD (x16), big endian */ +#define SNDRV_PCM_FORMAT_DSD_U32_BE ((__force snd_pcm_format_t) 52) /* DSD, 4-byte samples DSD (x32), big endian */ +#define SNDRV_PCM_FORMAT_LAST SNDRV_PCM_FORMAT_DSD_U32_BE #ifdef SNDRV_LITTLE_ENDIAN #define SNDRV_PCM_FORMAT_S16 SNDRV_PCM_FORMAT_S16_LE diff --git a/ipc/sem.c b/ipc/sem.c index 454f6c6020a8..53c3310f41c6 100644 --- a/ipc/sem.c +++ b/ipc/sem.c @@ -507,13 +507,6 @@ static int newary(struct ipc_namespace *ns, struct ipc_params *params) return retval; } - id = ipc_addid(&sem_ids(ns), &sma->sem_perm, ns->sc_semmni); - if (id < 0) { - ipc_rcu_putref(sma, sem_rcu_free); - return id; - } - ns->used_sems += nsems; - sma->sem_base = (struct sem *) &sma[1]; for (i = 0; i < nsems; i++) { @@ -528,6 +521,14 @@ static int newary(struct ipc_namespace *ns, struct ipc_params *params) INIT_LIST_HEAD(&sma->list_id); sma->sem_nsems = nsems; sma->sem_ctime = get_seconds(); + + id = ipc_addid(&sem_ids(ns), &sma->sem_perm, ns->sc_semmni); + if (id < 0) { + ipc_rcu_putref(sma, sem_rcu_free); + return id; + } + ns->used_sems += nsems; + sem_unlock(sma, -1); rcu_read_unlock(); diff --git a/lib/genalloc.c b/lib/genalloc.c index cce4dd68c40d..2e65d206b01c 100644 --- a/lib/genalloc.c +++ b/lib/genalloc.c @@ -598,6 +598,7 @@ struct gen_pool *devm_gen_pool_create(struct device *dev, int min_alloc_order, return pool; } +EXPORT_SYMBOL(devm_gen_pool_create); /** * dev_get_gen_pool - Obtain the gen_pool (if any) for a device diff --git a/lib/show_mem.c b/lib/show_mem.c index 09225796991a..5e256271b47b 100644 --- a/lib/show_mem.c +++ b/lib/show_mem.c @@ -28,7 +28,7 @@ void show_mem(unsigned int filter) continue; total += zone->present_pages; - reserved = zone->present_pages - zone->managed_pages; + reserved += zone->present_pages - zone->managed_pages; if (is_highmem_idx(zoneid)) highmem += zone->present_pages; diff --git a/mm/frontswap.c b/mm/frontswap.c index c30eec536f03..f2a3571c6e22 100644 --- a/mm/frontswap.c +++ b/mm/frontswap.c @@ -244,8 +244,10 @@ int __frontswap_store(struct page *page) the (older) page from frontswap */ inc_frontswap_failed_stores(); - if (dup) + if (dup) { __frontswap_clear(sis, offset); + frontswap_ops->invalidate_page(type, offset); + } } if (frontswap_writethrough_enabled) /* report failure so swap also writes to swap device */ diff --git a/mm/memory.c b/mm/memory.c index 3e503831e042..d5f2ae9c4a23 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -815,20 +815,20 @@ copy_one_pte(struct mm_struct *dst_mm, struct mm_struct *src_mm, if (!pte_file(pte)) { swp_entry_t entry = pte_to_swp_entry(pte); - if (swap_duplicate(entry) < 0) - return entry.val; - - /* make sure dst_mm is on swapoff's mmlist. */ - if (unlikely(list_empty(&dst_mm->mmlist))) { - spin_lock(&mmlist_lock); - if (list_empty(&dst_mm->mmlist)) - list_add(&dst_mm->mmlist, - &src_mm->mmlist); - spin_unlock(&mmlist_lock); - } - if (likely(!non_swap_entry(entry))) + if (likely(!non_swap_entry(entry))) { + if (swap_duplicate(entry) < 0) + return entry.val; + + /* make sure dst_mm is on swapoff's mmlist. */ + if (unlikely(list_empty(&dst_mm->mmlist))) { + spin_lock(&mmlist_lock); + if (list_empty(&dst_mm->mmlist)) + list_add(&dst_mm->mmlist, + &src_mm->mmlist); + spin_unlock(&mmlist_lock); + } rss[MM_SWAPENTS]++; - else if (is_migration_entry(entry)) { + } else if (is_migration_entry(entry)) { page = migration_entry_to_page(entry); if (PageAnon(page)) diff --git a/mm/mmap.c b/mm/mmap.c index 87e82b38453c..ae919891a087 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -776,8 +776,11 @@ again: remove_next = 1 + (end > next->vm_end); * shrinking vma had, to cover any anon pages imported. */ if (exporter && exporter->anon_vma && !importer->anon_vma) { - if (anon_vma_clone(importer, exporter)) - return -ENOMEM; + int error; + + error = anon_vma_clone(importer, exporter); + if (error) + return error; importer->anon_vma = exporter->anon_vma; } } @@ -2469,7 +2472,8 @@ static int __split_vma(struct mm_struct *mm, struct vm_area_struct *vma, if (err) goto out_free_vma; - if (anon_vma_clone(new, vma)) + err = anon_vma_clone(new, vma); + if (err) goto out_free_mpol; if (new->vm_file) diff --git a/mm/rmap.c b/mm/rmap.c index 19886fb2f13a..3e4c7213210c 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -274,6 +274,7 @@ int anon_vma_fork(struct vm_area_struct *vma, struct vm_area_struct *pvma) { struct anon_vma_chain *avc; struct anon_vma *anon_vma; + int error; /* Don't bother if the parent process has no anon_vma here. */ if (!pvma->anon_vma) @@ -283,8 +284,9 @@ int anon_vma_fork(struct vm_area_struct *vma, struct vm_area_struct *pvma) * First, attach the new VMA to the parent VMA's anon_vmas, * so rmap can find non-COWed pages in child processes. */ - if (anon_vma_clone(vma, pvma)) - return -ENOMEM; + error = anon_vma_clone(vma, pvma); + if (error) + return error; /* Then add our own anon_vma. */ anon_vma = anon_vma_alloc(); diff --git a/mm/slab.c b/mm/slab.c index eb2b2ea30130..f34e053ec46e 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3076,7 +3076,7 @@ static void *____cache_alloc_node(struct kmem_cache *cachep, gfp_t flags, void *obj; int x; - VM_BUG_ON(nodeid > num_online_nodes()); + VM_BUG_ON(nodeid < 0 || nodeid >= MAX_NUMNODES); n = get_node(cachep, nodeid); BUG_ON(!n); diff --git a/mm/vmpressure.c b/mm/vmpressure.c index d4042e75f7c7..c5afd573d7da 100644 --- a/mm/vmpressure.c +++ b/mm/vmpressure.c @@ -165,6 +165,7 @@ static void vmpressure_work_fn(struct work_struct *work) unsigned long scanned; unsigned long reclaimed; + spin_lock(&vmpr->sr_lock); /* * Several contexts might be calling vmpressure(), so it is * possible that the work was rescheduled again before the old @@ -173,11 +174,12 @@ static void vmpressure_work_fn(struct work_struct *work) * here. No need for any locks here since we don't care if * vmpr->reclaimed is in sync. */ - if (!vmpr->scanned) + scanned = vmpr->scanned; + if (!scanned) { + spin_unlock(&vmpr->sr_lock); return; + } - spin_lock(&vmpr->sr_lock); - scanned = vmpr->scanned; reclaimed = vmpr->reclaimed; vmpr->scanned = 0; vmpr->reclaimed = 0; diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c index 2ff9706647f2..e5ec470b851f 100644 --- a/net/bridge/br_netlink.c +++ b/net/bridge/br_netlink.c @@ -280,6 +280,7 @@ static const struct nla_policy br_port_policy[IFLA_BRPORT_MAX + 1] = { [IFLA_BRPORT_MODE] = { .type = NLA_U8 }, [IFLA_BRPORT_GUARD] = { .type = NLA_U8 }, [IFLA_BRPORT_PROTECT] = { .type = NLA_U8 }, + [IFLA_BRPORT_FAST_LEAVE]= { .type = NLA_U8 }, [IFLA_BRPORT_LEARNING] = { .type = NLA_U8 }, [IFLA_BRPORT_UNICAST_FLOOD] = { .type = NLA_U8 }, }; diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index a6882686ca3a..76321ea442c3 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1498,6 +1498,7 @@ static int do_setlink(const struct sk_buff *skb, goto errout; } if (!netlink_ns_capable(skb, net->user_ns, CAP_NET_ADMIN)) { + put_net(net); err = -EPERM; goto errout; } @@ -2685,13 +2686,20 @@ static int rtnl_bridge_getlink(struct sk_buff *skb, struct netlink_callback *cb) int idx = 0; u32 portid = NETLINK_CB(cb->skb).portid; u32 seq = cb->nlh->nlmsg_seq; - struct nlattr *extfilt; u32 filter_mask = 0; - extfilt = nlmsg_find_attr(cb->nlh, sizeof(struct ifinfomsg), - IFLA_EXT_MASK); - if (extfilt) - filter_mask = nla_get_u32(extfilt); + if (nlmsg_len(cb->nlh) > sizeof(struct ifinfomsg)) { + struct nlattr *extfilt; + + extfilt = nlmsg_find_attr(cb->nlh, sizeof(struct ifinfomsg), + IFLA_EXT_MASK); + if (extfilt) { + if (nla_len(extfilt) < sizeof(filter_mask)) + return -EINVAL; + + filter_mask = nla_get_u32(extfilt); + } + } rcu_read_lock(); for_each_netdev_rcu(net, dev) { @@ -2798,6 +2806,9 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh) if (br_spec) { nla_for_each_nested(attr, br_spec, rem) { if (nla_type(attr) == IFLA_BRIDGE_FLAGS) { + if (nla_len(attr) < sizeof(flags)) + return -EINVAL; + have_flags = true; flags = nla_get_u16(attr); break; @@ -2868,6 +2879,9 @@ static int rtnl_bridge_dellink(struct sk_buff *skb, struct nlmsghdr *nlh) if (br_spec) { nla_for_each_nested(attr, br_spec, rem) { if (nla_type(attr) == IFLA_BRIDGE_FLAGS) { + if (nla_len(attr) < sizeof(flags)) + return -EINVAL; + have_flags = true; flags = nla_get_u16(attr); break; diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 8b7fe5b03906..e67da4e6c324 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1386,6 +1386,17 @@ out: return pp; } +int inet_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len) +{ + if (sk->sk_family == AF_INET) + return ip_recv_error(sk, msg, len, addr_len); +#if IS_ENABLED(CONFIG_IPV6) + if (sk->sk_family == AF_INET6) + return pingv6_ops.ipv6_recv_error(sk, msg, len, addr_len); +#endif + return -EINVAL; +} + static int inet_gro_complete(struct sk_buff *skb, int nhoff) { __be16 newlen = htons(skb->len - nhoff); diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c index 3e861011e4a3..1a7e979e80ba 100644 --- a/net/ipv4/ip_vti.c +++ b/net/ipv4/ip_vti.c @@ -528,6 +528,7 @@ static struct rtnl_link_ops vti_link_ops __read_mostly = { .validate = vti_tunnel_validate, .newlink = vti_newlink, .changelink = vti_changelink, + .dellink = ip_tunnel_dellink, .get_size = vti_get_size, .fill_info = vti_fill_info, }; diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 57f7c9804139..5d740cccf69e 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -217,6 +217,8 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident) &ipv6_hdr(skb)->daddr)) continue; #endif + } else { + continue; } if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif) @@ -853,16 +855,8 @@ int ping_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, if (flags & MSG_OOB) goto out; - if (flags & MSG_ERRQUEUE) { - if (family == AF_INET) { - return ip_recv_error(sk, msg, len, addr_len); -#if IS_ENABLED(CONFIG_IPV6) - } else if (family == AF_INET6) { - return pingv6_ops.ipv6_recv_error(sk, msg, len, - addr_len); -#endif - } - } + if (flags & MSG_ERRQUEUE) + return inet_recv_error(sk, msg, len, addr_len); skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 39ec0c379545..38c2bcb8dd5d 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1598,7 +1598,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, u32 urg_hole = 0; if (unlikely(flags & MSG_ERRQUEUE)) - return ip_recv_error(sk, msg, len, addr_len); + return inet_recv_error(sk, msg, len, addr_len); if (sk_can_busy_loop(sk) && skb_queue_empty(&sk->sk_receive_queue) && (sk->sk_state == TCP_ESTABLISHED)) diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 9c7d7621466b..147be2024290 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -598,7 +598,10 @@ static void tcp_v4_send_reset(struct sock *sk, struct sk_buff *skb) if (th->rst) return; - if (skb_rtable(skb)->rt_type != RTN_LOCAL) + /* If sk not NULL, it means we did a successful lookup and incoming + * route had to be correct. prequeue might have dropped our dst. + */ + if (!sk && skb_rtable(skb)->rt_type != RTN_LOCAL) return; /* Swap the send and the receive. */ diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c index 4564e1fca3eb..0e32d2e1bdbf 100644 --- a/net/ipv6/ip6_gre.c +++ b/net/ipv6/ip6_gre.c @@ -502,11 +502,11 @@ static int ip6gre_rcv(struct sk_buff *skb) skb->protocol = gre_proto; /* WCCP version 1 and 2 protocol decoding. - * - Change protocol to IP + * - Change protocol to IPv6 * - When dealing with WCCPv2, Skip extra 4 bytes in GRE header */ if (flags == 0 && gre_proto == htons(ETH_P_WCCP)) { - skb->protocol = htons(ETH_P_IP); + skb->protocol = htons(ETH_P_IPV6); if ((*(h + offset) & 0xF0) != 0x40) offset += 4; } diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c index a071563a7e6e..01e12d0d8fcc 100644 --- a/net/ipv6/ip6_offload.c +++ b/net/ipv6/ip6_offload.c @@ -69,7 +69,8 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb, int nhoff; if (unlikely(skb_shinfo(skb)->gso_type & - ~(SKB_GSO_UDP | + ~(SKB_GSO_TCPV4 | + SKB_GSO_UDP | SKB_GSO_DODGY | SKB_GSO_TCP_ECN | SKB_GSO_GRE | diff --git a/net/ipv6/ip6_udp_tunnel.c b/net/ipv6/ip6_udp_tunnel.c index b04ed72c4542..8db6c98fe218 100644 --- a/net/ipv6/ip6_udp_tunnel.c +++ b/net/ipv6/ip6_udp_tunnel.c @@ -79,15 +79,13 @@ int udp_tunnel6_xmit_skb(struct socket *sock, struct dst_entry *dst, uh->source = src_port; uh->len = htons(skb->len); - uh->check = 0; memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); IPCB(skb)->flags &= ~(IPSKB_XFRM_TUNNEL_SIZE | IPSKB_XFRM_TRANSFORMED | IPSKB_REROUTED); skb_dst_set(skb, dst); - udp6_set_csum(udp_get_no_check6_tx(sk), skb, &inet6_sk(sk)->saddr, - &sk->sk_v6_daddr, skb->len); + udp6_set_csum(udp_get_no_check6_tx(sk), skb, saddr, daddr, skb->len); __skb_push(skb, sizeof(*ip6h)); skb_reset_network_header(skb); diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c index 31089d153fd3..bcda14de7f84 100644 --- a/net/ipv6/ip6_vti.c +++ b/net/ipv6/ip6_vti.c @@ -905,6 +905,15 @@ static int vti6_newlink(struct net *src_net, struct net_device *dev, return vti6_tnl_create2(dev); } +static void vti6_dellink(struct net_device *dev, struct list_head *head) +{ + struct net *net = dev_net(dev); + struct vti6_net *ip6n = net_generic(net, vti6_net_id); + + if (dev != ip6n->fb_tnl_dev) + unregister_netdevice_queue(dev, head); +} + static int vti6_changelink(struct net_device *dev, struct nlattr *tb[], struct nlattr *data[]) { @@ -980,6 +989,7 @@ static struct rtnl_link_ops vti6_link_ops __read_mostly = { .setup = vti6_dev_setup, .validate = vti6_validate, .newlink = vti6_newlink, + .dellink = vti6_dellink, .changelink = vti6_changelink, .get_size = vti6_get_size, .fill_info = vti6_fill_info, @@ -1020,6 +1030,7 @@ static int __net_init vti6_init_net(struct net *net) if (!ip6n->fb_tnl_dev) goto err_alloc_dev; dev_net_set(ip6n->fb_tnl_dev, net); + ip6n->fb_tnl_dev->rtnl_link_ops = &vti6_link_ops; err = vti6_fb_tnl_dev_init(ip6n->fb_tnl_dev); if (err < 0) diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index ace29b60813c..dc495ae2ead0 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -903,7 +903,10 @@ static void tcp_v6_send_reset(struct sock *sk, struct sk_buff *skb) if (th->rst) return; - if (!ipv6_unicast_destination(skb)) + /* If sk not NULL, it means we did a successful lookup and incoming + * route had to be correct. prequeue might have dropped our dst. + */ + if (!sk && !ipv6_unicast_destination(skb)) return; #ifdef CONFIG_TCP_MD5SIG diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 2c699757bccf..5016a6929085 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -611,16 +611,12 @@ __nf_conntrack_confirm(struct sk_buff *skb) */ NF_CT_ASSERT(!nf_ct_is_confirmed(ct)); pr_debug("Confirming conntrack %p\n", ct); - - /* We have to check the DYING flag after unlink to prevent - * a race against nf_ct_get_next_corpse() possibly called from - * user context, else we insert an already 'dead' hash, blocking - * further use of that particular connection -JM. - */ - nf_ct_del_from_dying_or_unconfirmed_list(ct); + /* We have to check the DYING flag inside the lock to prevent + a race against nf_ct_get_next_corpse() possibly called from + user context, else we insert an already 'dead' hash, blocking + further use of that particular connection -JM */ if (unlikely(nf_ct_is_dying(ct))) { - nf_ct_add_to_dying_list(ct); nf_conntrack_double_unlock(hash, reply_hash); local_bh_enable(); return NF_ACCEPT; @@ -640,6 +636,8 @@ __nf_conntrack_confirm(struct sk_buff *skb) zone == nf_ct_zone(nf_ct_tuplehash_to_ctrack(h))) goto out; + nf_ct_del_from_dying_or_unconfirmed_list(ct); + /* Timer relative to confirmation time, not original setting time, otherwise we'd get timer wrap in weird delay cases. */ diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 87d20f48ff06..07c04a841ba0 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -378,7 +378,7 @@ static void unregister_prot_hook(struct sock *sk, bool sync) __unregister_prot_hook(sk, sync); } -static inline __pure struct page *pgv_to_page(void *addr) +static inline struct page * __pure pgv_to_page(void *addr) { if (is_vmalloc_addr(addr)) return vmalloc_to_page(addr); diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index 3f959c681885..f9c052d508f0 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -1019,17 +1019,12 @@ static int receive_cb_reply(struct svc_sock *svsk, struct svc_rqst *rqstp) xid = *p++; calldir = *p; - if (bc_xprt) - req = xprt_lookup_rqst(bc_xprt, xid); - - if (!req) { - printk(KERN_NOTICE - "%s: Got unrecognized reply: " - "calldir 0x%x xpt_bc_xprt %p xid %08x\n", - __func__, ntohl(calldir), - bc_xprt, ntohl(xid)); + if (!bc_xprt) return -EAGAIN; - } + spin_lock_bh(&bc_xprt->transport_lock); + req = xprt_lookup_rqst(bc_xprt, xid); + if (!req) + goto unlock_notfound; memcpy(&req->rq_private_buf, &req->rq_rcv_buf, sizeof(struct xdr_buf)); /* @@ -1040,11 +1035,21 @@ static int receive_cb_reply(struct svc_sock *svsk, struct svc_rqst *rqstp) dst = &req->rq_private_buf.head[0]; src = &rqstp->rq_arg.head[0]; if (dst->iov_len < src->iov_len) - return -EAGAIN; /* whatever; just giving up. */ + goto unlock_eagain; /* whatever; just giving up. */ memcpy(dst->iov_base, src->iov_base, src->iov_len); xprt_complete_rqst(req->rq_task, rqstp->rq_arg.len); rqstp->rq_arg.len = 0; + spin_unlock_bh(&bc_xprt->transport_lock); return 0; +unlock_notfound: + printk(KERN_NOTICE + "%s: Got unrecognized reply: " + "calldir 0x%x xpt_bc_xprt %p xid %08x\n", + __func__, ntohl(calldir), + bc_xprt, ntohl(xid)); +unlock_eagain: + spin_unlock_bh(&bc_xprt->transport_lock); + return -EAGAIN; } static int copy_pages_to_kvecs(struct kvec *vec, struct page **pages, int len) diff --git a/security/keys/internal.h b/security/keys/internal.h index b8960c4959a5..200e37867336 100644 --- a/security/keys/internal.h +++ b/security/keys/internal.h @@ -117,6 +117,7 @@ struct keyring_search_context { #define KEYRING_SEARCH_NO_UPDATE_TIME 0x0004 /* Don't update times */ #define KEYRING_SEARCH_NO_CHECK_PERM 0x0008 /* Don't check permissions */ #define KEYRING_SEARCH_DETECT_TOO_DEEP 0x0010 /* Give an error on excessive depth */ +#define KEYRING_SEARCH_SKIP_EXPIRED 0x0020 /* Ignore expired keys (intention to replace) */ int (*iterator)(const void *object, void *iterator_data); diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index eff88a5f5d40..4743d71e4aa6 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -26,6 +26,8 @@ #include <asm/uaccess.h> #include "internal.h" +#define KEY_MAX_DESC_SIZE 4096 + static int key_get_type_from_user(char *type, const char __user *_type, unsigned len) @@ -78,7 +80,7 @@ SYSCALL_DEFINE5(add_key, const char __user *, _type, description = NULL; if (_description) { - description = strndup_user(_description, PAGE_SIZE); + description = strndup_user(_description, KEY_MAX_DESC_SIZE); if (IS_ERR(description)) { ret = PTR_ERR(description); goto error; @@ -177,7 +179,7 @@ SYSCALL_DEFINE4(request_key, const char __user *, _type, goto error; /* pull the description into kernel space */ - description = strndup_user(_description, PAGE_SIZE); + description = strndup_user(_description, KEY_MAX_DESC_SIZE); if (IS_ERR(description)) { ret = PTR_ERR(description); goto error; @@ -287,7 +289,7 @@ long keyctl_join_session_keyring(const char __user *_name) /* fetch the name from userspace */ name = NULL; if (_name) { - name = strndup_user(_name, PAGE_SIZE); + name = strndup_user(_name, KEY_MAX_DESC_SIZE); if (IS_ERR(name)) { ret = PTR_ERR(name); goto error; @@ -562,8 +564,9 @@ long keyctl_describe_key(key_serial_t keyid, { struct key *key, *instkey; key_ref_t key_ref; - char *tmpbuf; + char *infobuf; long ret; + int desclen, infolen; key_ref = lookup_user_key(keyid, KEY_LOOKUP_PARTIAL, KEY_NEED_VIEW); if (IS_ERR(key_ref)) { @@ -586,38 +589,31 @@ long keyctl_describe_key(key_serial_t keyid, } okay: - /* calculate how much description we're going to return */ - ret = -ENOMEM; - tmpbuf = kmalloc(PAGE_SIZE, GFP_KERNEL); - if (!tmpbuf) - goto error2; - key = key_ref_to_ptr(key_ref); + desclen = strlen(key->description); - ret = snprintf(tmpbuf, PAGE_SIZE - 1, - "%s;%d;%d;%08x;%s", - key->type->name, - from_kuid_munged(current_user_ns(), key->uid), - from_kgid_munged(current_user_ns(), key->gid), - key->perm, - key->description ?: ""); - - /* include a NUL char at the end of the data */ - if (ret > PAGE_SIZE - 1) - ret = PAGE_SIZE - 1; - tmpbuf[ret] = 0; - ret++; + /* calculate how much information we're going to return */ + ret = -ENOMEM; + infobuf = kasprintf(GFP_KERNEL, + "%s;%d;%d;%08x;", + key->type->name, + from_kuid_munged(current_user_ns(), key->uid), + from_kgid_munged(current_user_ns(), key->gid), + key->perm); + if (!infobuf) + goto error2; + infolen = strlen(infobuf); + ret = infolen + desclen + 1; /* consider returning the data */ - if (buffer && buflen > 0) { - if (buflen > ret) - buflen = ret; - - if (copy_to_user(buffer, tmpbuf, buflen) != 0) + if (buffer && buflen >= ret) { + if (copy_to_user(buffer, infobuf, infolen) != 0 || + copy_to_user(buffer + infolen, key->description, + desclen + 1) != 0) ret = -EFAULT; } - kfree(tmpbuf); + kfree(infobuf); error2: key_ref_put(key_ref); error: @@ -649,7 +645,7 @@ long keyctl_keyring_search(key_serial_t ringid, if (ret < 0) goto error; - description = strndup_user(_description, PAGE_SIZE); + description = strndup_user(_description, KEY_MAX_DESC_SIZE); if (IS_ERR(description)) { ret = PTR_ERR(description); goto error; diff --git a/security/keys/keyring.c b/security/keys/keyring.c index 8177010174f7..e72548b5897e 100644 --- a/security/keys/keyring.c +++ b/security/keys/keyring.c @@ -546,7 +546,8 @@ static int keyring_search_iterator(const void *object, void *iterator_data) } if (key->expiry && ctx->now.tv_sec >= key->expiry) { - ctx->result = ERR_PTR(-EKEYEXPIRED); + if (!(ctx->flags & KEYRING_SEARCH_SKIP_EXPIRED)) + ctx->result = ERR_PTR(-EKEYEXPIRED); kleave(" = %d [expire]", ctx->skipped_ret); goto skipped; } @@ -628,6 +629,10 @@ static bool search_nested_keyrings(struct key *keyring, ctx->index_key.type->name, ctx->index_key.description); +#define STATE_CHECKS (KEYRING_SEARCH_NO_STATE_CHECK | KEYRING_SEARCH_DO_STATE_CHECK) + BUG_ON((ctx->flags & STATE_CHECKS) == 0 || + (ctx->flags & STATE_CHECKS) == STATE_CHECKS); + if (ctx->index_key.description) ctx->index_key.desc_len = strlen(ctx->index_key.description); @@ -637,7 +642,6 @@ static bool search_nested_keyrings(struct key *keyring, if (ctx->match_data.lookup_type == KEYRING_SEARCH_LOOKUP_ITERATE || keyring_compare_object(keyring, &ctx->index_key)) { ctx->skipped_ret = 2; - ctx->flags |= KEYRING_SEARCH_DO_STATE_CHECK; switch (ctx->iterator(keyring_key_to_ptr(keyring), ctx)) { case 1: goto found; @@ -649,8 +653,6 @@ static bool search_nested_keyrings(struct key *keyring, } ctx->skipped_ret = 0; - if (ctx->flags & KEYRING_SEARCH_NO_STATE_CHECK) - ctx->flags &= ~KEYRING_SEARCH_DO_STATE_CHECK; /* Start processing a new keyring */ descend_to_keyring: diff --git a/security/keys/request_key.c b/security/keys/request_key.c index bb4337c7ae1b..0c7aea4dea54 100644 --- a/security/keys/request_key.c +++ b/security/keys/request_key.c @@ -516,6 +516,8 @@ struct key *request_key_and_link(struct key_type *type, .match_data.cmp = key_default_cmp, .match_data.raw_data = description, .match_data.lookup_type = KEYRING_SEARCH_LOOKUP_DIRECT, + .flags = (KEYRING_SEARCH_DO_STATE_CHECK | + KEYRING_SEARCH_SKIP_EXPIRED), }; struct key *key; key_ref_t key_ref; diff --git a/security/keys/request_key_auth.c b/security/keys/request_key_auth.c index 6639e2cb8853..5d672f7580dd 100644 --- a/security/keys/request_key_auth.c +++ b/security/keys/request_key_auth.c @@ -249,6 +249,7 @@ struct key *key_get_instantiation_authkey(key_serial_t target_id) .match_data.cmp = key_default_cmp, .match_data.raw_data = description, .match_data.lookup_type = KEYRING_SEARCH_LOOKUP_DIRECT, + .flags = KEYRING_SEARCH_DO_STATE_CHECK, }; struct key *authkey; key_ref_t authkey_ref; diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 42ded997b223..c6ff94ab1ad6 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -216,6 +216,8 @@ static char *snd_pcm_format_names[] = { FORMAT(DSD_U8), FORMAT(DSD_U16_LE), FORMAT(DSD_U32_LE), + FORMAT(DSD_U16_BE), + FORMAT(DSD_U32_BE), }; const char *snd_pcm_format_name(snd_pcm_format_t format) diff --git a/sound/core/pcm_misc.c b/sound/core/pcm_misc.c index ae7a0feb3b76..ebe8444de6c6 100644 --- a/sound/core/pcm_misc.c +++ b/sound/core/pcm_misc.c @@ -152,6 +152,14 @@ static struct pcm_format_data pcm_formats[(INT)SNDRV_PCM_FORMAT_LAST+1] = { .width = 32, .phys = 32, .le = 1, .signd = 0, .silence = { 0x69, 0x69, 0x69, 0x69 }, }, + [SNDRV_PCM_FORMAT_DSD_U16_BE] = { + .width = 16, .phys = 16, .le = 0, .signd = 0, + .silence = { 0x69, 0x69 }, + }, + [SNDRV_PCM_FORMAT_DSD_U32_BE] = { + .width = 32, .phys = 32, .le = 0, .signd = 0, + .silence = { 0x69, 0x69, 0x69, 0x69 }, + }, /* FIXME: the following three formats are not defined properly yet */ [SNDRV_PCM_FORMAT_MPEG] = { .le = -1, .signd = -1, diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 16660f312043..48b6c5a3884f 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -298,7 +298,8 @@ enum { /* quirks for ATI/AMD HDMI */ #define AZX_DCAPS_PRESET_ATI_HDMI \ - (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB) + (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_SYNC_WRITE | AZX_DCAPS_POSFIX_LPIB|\ + AZX_DCAPS_NO_MSI64) /* quirks for Nvidia */ #define AZX_DCAPS_PRESET_NVIDIA \ @@ -1486,6 +1487,7 @@ static int azx_first_init(struct azx *chip) struct snd_card *card = chip->card; int err; unsigned short gcap; + unsigned int dma_bits = 64; #if BITS_PER_LONG != 64 /* Fix up base address on ULI M5461 */ @@ -1509,9 +1511,14 @@ static int azx_first_init(struct azx *chip) return -ENXIO; } - if (chip->msi) + if (chip->msi) { + if (chip->driver_caps & AZX_DCAPS_NO_MSI64) { + dev_dbg(card->dev, "Disabling 64bit MSI\n"); + pci->no_64bit_msi = true; + } if (pci_enable_msi(pci) < 0) chip->msi = 0; + } if (azx_acquire_irq(chip, 0) < 0) return -EBUSY; @@ -1522,9 +1529,14 @@ static int azx_first_init(struct azx *chip) gcap = azx_readw(chip, GCAP); dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap); + /* AMD devices support 40 or 48bit DMA, take the safe one */ + if (chip->pci->vendor == PCI_VENDOR_ID_AMD) + dma_bits = 40; + /* disable SB600 64bit support for safety */ if (chip->pci->vendor == PCI_VENDOR_ID_ATI) { struct pci_dev *p_smbus; + dma_bits = 40; p_smbus = pci_get_device(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS, NULL); @@ -1554,9 +1566,11 @@ static int azx_first_init(struct azx *chip) } /* allow 64bit DMA address if supported by H/W */ - if ((gcap & AZX_GCAP_64OK) && !pci_set_dma_mask(pci, DMA_BIT_MASK(64))) - pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(64)); - else { + if (!(gcap & AZX_GCAP_64OK)) + dma_bits = 32; + if (!pci_set_dma_mask(pci, DMA_BIT_MASK(dma_bits))) { + pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(dma_bits)); + } else { pci_set_dma_mask(pci, DMA_BIT_MASK(32)); pci_set_consistent_dma_mask(pci, DMA_BIT_MASK(32)); } diff --git a/sound/pci/hda/hda_priv.h b/sound/pci/hda/hda_priv.h index 949cd437eeb2..5016014e57f2 100644 --- a/sound/pci/hda/hda_priv.h +++ b/sound/pci/hda/hda_priv.h @@ -171,6 +171,7 @@ enum { SDI0, SDI1, SDI2, SDI3, SDO0, SDO1, SDO2, SDO3 }; #define AZX_DCAPS_PM_RUNTIME (1 << 26) /* runtime PM support */ #define AZX_DCAPS_I915_POWERWELL (1 << 27) /* HSW i915 powerwell support */ #define AZX_DCAPS_CORBRP_SELF_CLEAR (1 << 28) /* CORBRP clears itself after reset */ +#define AZX_DCAPS_NO_MSI64 (1 << 29) /* Stick to 32-bit MSIs */ /* HD Audio class code */ #define PCI_CLASS_MULTIMEDIA_HD_AUDIO 0x0403 diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 8fea1b86df25..14f16be3f374 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -4818,7 +4818,6 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x103c, 0x221b, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), SND_PCI_QUIRK(0x103c, 0x2221, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), SND_PCI_QUIRK(0x103c, 0x2225, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), - SND_PCI_QUIRK(0x103c, 0x2246, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), SND_PCI_QUIRK(0x103c, 0x2253, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), SND_PCI_QUIRK(0x103c, 0x2254, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), SND_PCI_QUIRK(0x103c, 0x2255, "HP", ALC269_FIXUP_HP_GPIO_MIC1_LED), diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index 7c83bab69dee..8c9bf4b7aaf0 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -593,10 +593,10 @@ static int snd_nativeinstruments_control_get(struct snd_kcontrol *kcontrol, if (mixer->chip->shutdown) ret = -ENODEV; else - ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest, + ret = snd_usb_ctl_msg(dev, usb_rcvctrlpipe(dev, 0), bRequest, USB_TYPE_VENDOR | USB_RECIP_DEVICE | USB_DIR_IN, 0, wIndex, - &tmp, sizeof(tmp), 1000); + &tmp, sizeof(tmp)); up_read(&mixer->chip->shutdown_rwsem); if (ret < 0) { diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index a5941f80fc5b..60dfe0d28771 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1193,12 +1193,12 @@ u64 snd_usb_interface_dsd_format_quirks(struct snd_usb_audio *chip, /* iFi Audio micro/nano iDSD */ case USB_ID(0x20b1, 0x3008): if (fp->altsetting == 2) - return SNDRV_PCM_FMTBIT_DSD_U32_LE; + return SNDRV_PCM_FMTBIT_DSD_U32_BE; break; /* DIYINHK DSD DXD 384kHz USB to I2S/DSD */ case USB_ID(0x20b1, 0x2009): if (fp->altsetting == 3) - return SNDRV_PCM_FMTBIT_DSD_U32_LE; + return SNDRV_PCM_FMTBIT_DSD_U32_BE; break; default: break; diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c index 3aaca49de325..aacdb59f30de 100644 --- a/virt/kvm/arm/vgic.c +++ b/virt/kvm/arm/vgic.c @@ -1933,7 +1933,7 @@ out: int kvm_vgic_create(struct kvm *kvm) { - int i, vcpu_lock_idx = -1, ret = 0; + int i, vcpu_lock_idx = -1, ret; struct kvm_vcpu *vcpu; mutex_lock(&kvm->lock); @@ -1948,6 +1948,7 @@ int kvm_vgic_create(struct kvm *kvm) * vcpu->mutex. By grabbing the vcpu->mutex of all VCPUs we ensure * that no other VCPUs are run while we create the vgic. */ + ret = -EBUSY; kvm_for_each_vcpu(i, vcpu, kvm) { if (!mutex_trylock(&vcpu->mutex)) goto out_unlock; @@ -1955,11 +1956,10 @@ int kvm_vgic_create(struct kvm *kvm) } kvm_for_each_vcpu(i, vcpu, kvm) { - if (vcpu->arch.has_run_once) { - ret = -EBUSY; + if (vcpu->arch.has_run_once) goto out_unlock; - } } + ret = 0; spin_lock_init(&kvm->arch.vgic.lock); kvm->arch.vgic.in_kernel = true; diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 25ffac9e947d..3cee7b167052 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -107,10 +107,10 @@ EXPORT_SYMBOL_GPL(kvm_rebooting); static bool largepages_enabled = true; -bool kvm_is_mmio_pfn(pfn_t pfn) +bool kvm_is_reserved_pfn(pfn_t pfn) { if (pfn_valid(pfn)) - return !is_zero_pfn(pfn) && PageReserved(pfn_to_page(pfn)); + return PageReserved(pfn_to_page(pfn)); return true; } @@ -1321,7 +1321,7 @@ static pfn_t hva_to_pfn(unsigned long addr, bool atomic, bool *async, else if ((vma->vm_flags & VM_PFNMAP)) { pfn = ((addr - vma->vm_start) >> PAGE_SHIFT) + vma->vm_pgoff; - BUG_ON(!kvm_is_mmio_pfn(pfn)); + BUG_ON(!kvm_is_reserved_pfn(pfn)); } else { if (async && vma_is_valid(vma, write_fault)) *async = true; @@ -1427,7 +1427,7 @@ static struct page *kvm_pfn_to_page(pfn_t pfn) if (is_error_noslot_pfn(pfn)) return KVM_ERR_PTR_BAD_PAGE; - if (kvm_is_mmio_pfn(pfn)) { + if (kvm_is_reserved_pfn(pfn)) { WARN_ON(1); return KVM_ERR_PTR_BAD_PAGE; } @@ -1456,7 +1456,7 @@ EXPORT_SYMBOL_GPL(kvm_release_page_clean); void kvm_release_pfn_clean(pfn_t pfn) { - if (!is_error_noslot_pfn(pfn) && !kvm_is_mmio_pfn(pfn)) + if (!is_error_noslot_pfn(pfn) && !kvm_is_reserved_pfn(pfn)) put_page(pfn_to_page(pfn)); } EXPORT_SYMBOL_GPL(kvm_release_pfn_clean); @@ -1477,7 +1477,7 @@ static void kvm_release_pfn_dirty(pfn_t pfn) void kvm_set_pfn_dirty(pfn_t pfn) { - if (!kvm_is_mmio_pfn(pfn)) { + if (!kvm_is_reserved_pfn(pfn)) { struct page *page = pfn_to_page(pfn); if (!PageReserved(page)) SetPageDirty(page); @@ -1487,14 +1487,14 @@ EXPORT_SYMBOL_GPL(kvm_set_pfn_dirty); void kvm_set_pfn_accessed(pfn_t pfn) { - if (!kvm_is_mmio_pfn(pfn)) + if (!kvm_is_reserved_pfn(pfn)) mark_page_accessed(pfn_to_page(pfn)); } EXPORT_SYMBOL_GPL(kvm_set_pfn_accessed); void kvm_get_pfn(pfn_t pfn) { - if (!kvm_is_mmio_pfn(pfn)) + if (!kvm_is_reserved_pfn(pfn)) get_page(pfn_to_page(pfn)); } EXPORT_SYMBOL_GPL(kvm_get_pfn); |