diff options
Diffstat (limited to '')
30 files changed, 90 insertions, 126 deletions
diff --git a/arch/arm64/include/asm/cache.h b/arch/arm64/include/asm/cache.h index eb43e09c1980..926434f413fa 100644 --- a/arch/arm64/include/asm/cache.h +++ b/arch/arm64/include/asm/cache.h @@ -60,8 +60,6 @@ #ifdef CONFIG_KASAN_SW_TAGS #define ARCH_SLAB_MINALIGN (1ULL << KASAN_SHADOW_SCALE_SHIFT) -#else -#define ARCH_SLAB_MINALIGN __alignof__(unsigned long long) #endif #ifndef __ASSEMBLY__ diff --git a/arch/arm64/include/asm/mmu.h b/arch/arm64/include/asm/mmu.h index ac352accb3d9..3e8063f4f9d3 100644 --- a/arch/arm64/include/asm/mmu.h +++ b/arch/arm64/include/asm/mmu.h @@ -60,8 +60,11 @@ static inline bool arm64_kernel_use_ng_mappings(void) * later determine that kpti is required, then * kpti_install_ng_mappings() will make them non-global. */ + if (arm64_kernel_unmapped_at_el0()) + return true; + if (!IS_ENABLED(CONFIG_RANDOMIZE_BASE)) - return arm64_kernel_unmapped_at_el0(); + return false; /* * KASLR is enabled so we're going to be enabling kpti on non-broken diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c index f0e6ab8abe9c..ba6b41790fcd 100644 --- a/arch/arm64/kernel/kaslr.c +++ b/arch/arm64/kernel/kaslr.c @@ -14,6 +14,7 @@ #include <linux/sched.h> #include <linux/types.h> +#include <asm/cacheflush.h> #include <asm/fixmap.h> #include <asm/kernel-pgtable.h> #include <asm/memory.h> @@ -43,7 +44,7 @@ static __init u64 get_kaslr_seed(void *fdt) return ret; } -static __init const u8 *get_cmdline(void *fdt) +static __init const u8 *kaslr_get_cmdline(void *fdt) { static __initconst const u8 default_cmdline[] = CONFIG_CMDLINE; @@ -109,7 +110,7 @@ u64 __init kaslr_early_init(u64 dt_phys) * Check if 'nokaslr' appears on the command line, and * return 0 if that is the case. */ - cmdline = get_cmdline(fdt); + cmdline = kaslr_get_cmdline(fdt); str = strstr(cmdline, "nokaslr"); if (str == cmdline || (str > cmdline && *(str - 1) == ' ')) return 0; @@ -169,5 +170,8 @@ u64 __init kaslr_early_init(u64 dt_phys) module_alloc_base += (module_range * (seed & ((1 << 21) - 1))) >> 21; module_alloc_base &= PAGE_MASK; + __flush_dcache_area(&module_alloc_base, sizeof(module_alloc_base)); + __flush_dcache_area(&memstart_offset_seed, sizeof(memstart_offset_seed)); + return offset; } diff --git a/arch/h8300/Makefile b/arch/h8300/Makefile index 4003ddc616e1..f801f3708a89 100644 --- a/arch/h8300/Makefile +++ b/arch/h8300/Makefile @@ -37,8 +37,6 @@ libs-y += arch/$(ARCH)/lib/ boot := arch/h8300/boot -archmrproper: - archclean: $(Q)$(MAKE) $(clean)=$(boot) diff --git a/arch/ia64/Makefile b/arch/ia64/Makefile index 320d86f192ee..171290f9f1de 100644 --- a/arch/ia64/Makefile +++ b/arch/ia64/Makefile @@ -16,8 +16,6 @@ KBUILD_DEFCONFIG := generic_defconfig NM := $(CROSS_COMPILE)nm -B READELF := $(CROSS_COMPILE)readelf -export AWK - CHECKFLAGS += -D__ia64=1 -D__ia64__=1 -D_LP64 -D__LP64__ OBJCOPYFLAGS := --strip-all diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 787290781b8c..0d14f51d0002 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -3155,6 +3155,7 @@ config MIPS32_O32 config MIPS32_N32 bool "Kernel support for n32 binaries" depends on 64BIT + select ARCH_WANT_COMPAT_IPC_PARSE_VERSION select COMPAT select MIPS32_COMPAT select SYSVIPC_COMPAT if SYSVIPC diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c index 6054d49e608e..fe3773539eff 100644 --- a/arch/mips/bcm47xx/setup.c +++ b/arch/mips/bcm47xx/setup.c @@ -173,6 +173,31 @@ void __init plat_mem_setup(void) pm_power_off = bcm47xx_machine_halt; } +#ifdef CONFIG_BCM47XX_BCMA +static struct device * __init bcm47xx_setup_device(void) +{ + struct device *dev; + int err; + + dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) + return NULL; + + err = dev_set_name(dev, "bcm47xx_soc"); + if (err) { + pr_err("Failed to set SoC device name: %d\n", err); + kfree(dev); + return NULL; + } + + err = dma_coerce_mask_and_coherent(dev, DMA_BIT_MASK(32)); + if (err) + pr_err("Failed to set SoC DMA mask: %d\n", err); + + return dev; +} +#endif + /* * This finishes bus initialization doing things that were not possible without * kmalloc. Make sure to call it late enough (after mm_init). @@ -183,6 +208,10 @@ void __init bcm47xx_bus_setup(void) if (bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA) { int err; + bcm47xx_bus.bcma.dev = bcm47xx_setup_device(); + if (!bcm47xx_bus.bcma.dev) + panic("Failed to setup SoC device\n"); + err = bcma_host_soc_init(&bcm47xx_bus.bcma); if (err) panic("Failed to initialize BCMA bus (err %d)", err); @@ -235,6 +264,8 @@ static int __init bcm47xx_register_bus_complete(void) #endif #ifdef CONFIG_BCM47XX_BCMA case BCM47XX_BUS_TYPE_BCMA: + if (device_register(bcm47xx_bus.bcma.dev)) + pr_err("Failed to register SoC device\n"); bcma_bus_register(&bcm47xx_bus.bcma.bus); break; #endif diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c index 2c79ab52977a..8bf43c5a7bc7 100644 --- a/arch/mips/cavium-octeon/setup.c +++ b/arch/mips/cavium-octeon/setup.c @@ -98,7 +98,7 @@ static void octeon_kexec_smp_down(void *ignored) " sync \n" " synci ($0) \n"); - relocated_kexec_smp_wait(NULL); + kexec_reboot(); } #endif diff --git a/arch/mips/configs/ath79_defconfig b/arch/mips/configs/ath79_defconfig index 4e4ec779f182..6f981af67826 100644 --- a/arch/mips/configs/ath79_defconfig +++ b/arch/mips/configs/ath79_defconfig @@ -66,6 +66,7 @@ CONFIG_SERIAL_8250_CONSOLE=y # CONFIG_SERIAL_8250_PCI is not set CONFIG_SERIAL_8250_NR_UARTS=1 CONFIG_SERIAL_8250_RUNTIME_UARTS=1 +CONFIG_SERIAL_OF_PLATFORM=y CONFIG_SERIAL_AR933X=y CONFIG_SERIAL_AR933X_CONSOLE=y # CONFIG_HW_RANDOM is not set diff --git a/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h b/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h index c6b63a409641..6dd8ad2409dc 100644 --- a/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h +++ b/arch/mips/include/asm/mach-lantiq/falcon/falcon_irq.h @@ -18,8 +18,6 @@ #define INT_NUM_EXTRA_START (INT_NUM_IM4_IRL0 + 32) #define INT_NUM_IM_OFFSET (INT_NUM_IM1_IRL0 - INT_NUM_IM0_IRL0) -#define MIPS_CPU_TIMER_IRQ 7 - #define MAX_IM 5 #endif /* _FALCON_IRQ__ */ diff --git a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h index 141076325307..0b424214a5e9 100644 --- a/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h +++ b/arch/mips/include/asm/mach-lantiq/xway/lantiq_irq.h @@ -19,8 +19,6 @@ #define LTQ_DMA_CH0_INT (INT_NUM_IM2_IRL0) -#define MIPS_CPU_TIMER_IRQ 7 - #define MAX_IM 5 #endif diff --git a/arch/mips/jazz/jazzdma.c b/arch/mips/jazz/jazzdma.c index 6256d35dbf4d..bedb5047aff3 100644 --- a/arch/mips/jazz/jazzdma.c +++ b/arch/mips/jazz/jazzdma.c @@ -74,14 +74,15 @@ static int __init vdma_init(void) get_order(VDMA_PGTBL_SIZE)); BUG_ON(!pgtbl); dma_cache_wback_inv((unsigned long)pgtbl, VDMA_PGTBL_SIZE); - pgtbl = (VDMA_PGTBL_ENTRY *)KSEG1ADDR(pgtbl); + pgtbl = (VDMA_PGTBL_ENTRY *)CKSEG1ADDR((unsigned long)pgtbl); /* * Clear the R4030 translation table */ vdma_pgtbl_init(); - r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE, CPHYSADDR(pgtbl)); + r4030_write_reg32(JAZZ_R4030_TRSTBL_BASE, + CPHYSADDR((unsigned long)pgtbl)); r4030_write_reg32(JAZZ_R4030_TRSTBL_LIM, VDMA_PGTBL_SIZE); r4030_write_reg32(JAZZ_R4030_TRSTBL_INV, 0); diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c index f0bc3312ed11..6549499eb202 100644 --- a/arch/mips/lantiq/irq.c +++ b/arch/mips/lantiq/irq.c @@ -224,9 +224,11 @@ static struct irq_chip ltq_eiu_type = { .irq_set_type = ltq_eiu_settype, }; -static void ltq_hw_irqdispatch(int module) +static void ltq_hw_irq_handler(struct irq_desc *desc) { + int module = irq_desc_get_irq(desc) - 2; u32 irq; + int hwirq; irq = ltq_icu_r32(module, LTQ_ICU_IM0_IOSR); if (irq == 0) @@ -237,7 +239,8 @@ static void ltq_hw_irqdispatch(int module) * other bits might be bogus */ irq = __fls(irq); - do_IRQ((int)irq + MIPS_CPU_IRQ_CASCADE + (INT_NUM_IM_OFFSET * module)); + hwirq = irq + MIPS_CPU_IRQ_CASCADE + (INT_NUM_IM_OFFSET * module); + generic_handle_irq(irq_linear_revmap(ltq_domain, hwirq)); /* if this is a EBU irq, we need to ack it or get a deadlock */ if ((irq == LTQ_ICU_EBU_IRQ) && (module == 0) && LTQ_EBU_PCC_ISTAT) @@ -245,49 +248,6 @@ static void ltq_hw_irqdispatch(int module) LTQ_EBU_PCC_ISTAT); } -#define DEFINE_HWx_IRQDISPATCH(x) \ - static void ltq_hw ## x ## _irqdispatch(void) \ - { \ - ltq_hw_irqdispatch(x); \ - } -DEFINE_HWx_IRQDISPATCH(0) -DEFINE_HWx_IRQDISPATCH(1) -DEFINE_HWx_IRQDISPATCH(2) -DEFINE_HWx_IRQDISPATCH(3) -DEFINE_HWx_IRQDISPATCH(4) - -#if MIPS_CPU_TIMER_IRQ == 7 -static void ltq_hw5_irqdispatch(void) -{ - do_IRQ(MIPS_CPU_TIMER_IRQ); -} -#else -DEFINE_HWx_IRQDISPATCH(5) -#endif - -static void ltq_hw_irq_handler(struct irq_desc *desc) -{ - ltq_hw_irqdispatch(irq_desc_get_irq(desc) - 2); -} - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; - int irq; - - if (!pending) { - spurious_interrupt(); - return; - } - - pending >>= CAUSEB_IP; - while (pending) { - irq = fls(pending) - 1; - do_IRQ(MIPS_CPU_IRQ_BASE + irq); - pending &= ~BIT(irq); - } -} - static int icu_map(struct irq_domain *d, unsigned int irq, irq_hw_number_t hw) { struct irq_chip *chip = <q_irq_type; @@ -343,38 +303,13 @@ int __init icu_of_init(struct device_node *node, struct device_node *parent) for (i = 0; i < MAX_IM; i++) irq_set_chained_handler(i + 2, ltq_hw_irq_handler); - if (cpu_has_vint) { - pr_info("Setting up vectored interrupts\n"); - set_vi_handler(2, ltq_hw0_irqdispatch); - set_vi_handler(3, ltq_hw1_irqdispatch); - set_vi_handler(4, ltq_hw2_irqdispatch); - set_vi_handler(5, ltq_hw3_irqdispatch); - set_vi_handler(6, ltq_hw4_irqdispatch); - set_vi_handler(7, ltq_hw5_irqdispatch); - } - ltq_domain = irq_domain_add_linear(node, (MAX_IM * INT_NUM_IM_OFFSET) + MIPS_CPU_IRQ_CASCADE, &irq_domain_ops, 0); -#ifndef CONFIG_MIPS_MT_SMP - set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | - IE_IRQ3 | IE_IRQ4 | IE_IRQ5); -#else - set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ0 | IE_IRQ1 | - IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5); -#endif - /* tell oprofile which irq to use */ ltq_perfcount_irq = irq_create_mapping(ltq_domain, LTQ_PERF_IRQ); - /* - * if the timer irq is not one of the mips irqs we need to - * create a mapping - */ - if (MIPS_CPU_TIMER_IRQ != 7) - irq_create_mapping(ltq_domain, MIPS_CPU_TIMER_IRQ); - /* the external interrupts are optional and xway only */ eiu_node = of_find_compatible_node(NULL, NULL, "lantiq,eiu-xway"); if (eiu_node && !of_address_to_resource(eiu_node, 0, &res)) { @@ -411,7 +346,7 @@ EXPORT_SYMBOL_GPL(get_c0_perfcount_int); unsigned int get_c0_compare_int(void) { - return MIPS_CPU_TIMER_IRQ; + return CP0_LEGACY_COMPARE_IRQ; } static struct of_device_id __initdata of_irq_ids[] = { diff --git a/arch/mips/pci/msi-octeon.c b/arch/mips/pci/msi-octeon.c index 2a5bb849b10e..288b58b00dc8 100644 --- a/arch/mips/pci/msi-octeon.c +++ b/arch/mips/pci/msi-octeon.c @@ -369,7 +369,9 @@ int __init octeon_msi_initialize(void) int irq; struct irq_chip *msi; - if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_PCIE) { + if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_INVALID) { + return 0; + } else if (octeon_dma_bar_type == OCTEON_DMA_BAR_TYPE_PCIE) { msi_rcv_reg[0] = CVMX_PEXP_NPEI_MSI_RCV0; msi_rcv_reg[1] = CVMX_PEXP_NPEI_MSI_RCV1; msi_rcv_reg[2] = CVMX_PEXP_NPEI_MSI_RCV2; diff --git a/arch/nds32/Makefile b/arch/nds32/Makefile index 0a935c136ec2..ac3482882cf9 100644 --- a/arch/nds32/Makefile +++ b/arch/nds32/Makefile @@ -3,9 +3,6 @@ OBJCOPYFLAGS := -O binary -R .note -R .note.gnu.build-id -R .comment -S KBUILD_DEFCONFIG := defconfig -comma = , - - ifdef CONFIG_FUNCTION_TRACER arch-y += -malways-save-lp -mno-relax endif @@ -54,8 +51,6 @@ endif boot := arch/nds32/boot core-y += $(boot)/dts/ -.PHONY: FORCE - Image: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ @@ -68,9 +63,6 @@ prepare: vdso_prepare vdso_prepare: prepare0 $(Q)$(MAKE) $(build)=arch/nds32/kernel/vdso include/generated/vdso-offsets.h -CLEAN_FILES += include/asm-nds32/constants.h* - -# We use MRPROPER_FILES and CLEAN_FILES now archclean: $(Q)$(MAKE) $(clean)=$(boot) diff --git a/arch/openrisc/Makefile b/arch/openrisc/Makefile index 70e06d34006c..bf10141c7426 100644 --- a/arch/openrisc/Makefile +++ b/arch/openrisc/Makefile @@ -20,7 +20,6 @@ KBUILD_DEFCONFIG := or1ksim_defconfig OBJCOPYFLAGS := -O binary -R .note -R .comment -S -LDFLAGS_vmlinux := LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) KBUILD_CFLAGS += -pipe -ffixed-r10 -D__linux__ @@ -50,5 +49,3 @@ else BUILTIN_DTB := n endif core-$(BUILTIN_DTB) += arch/openrisc/boot/dts/ - -all: vmlinux diff --git a/arch/powerpc/include/uapi/asm/perf_regs.h b/arch/powerpc/include/uapi/asm/perf_regs.h index ff91192407d1..f599064dd8dc 100644 --- a/arch/powerpc/include/uapi/asm/perf_regs.h +++ b/arch/powerpc/include/uapi/asm/perf_regs.h @@ -47,6 +47,7 @@ enum perf_event_powerpc_regs { PERF_REG_POWERPC_DAR, PERF_REG_POWERPC_DSISR, PERF_REG_POWERPC_SIER, + PERF_REG_POWERPC_MMCRA, PERF_REG_POWERPC_MAX, }; #endif /* _UAPI_ASM_POWERPC_PERF_REGS_H */ diff --git a/arch/powerpc/kernel/head_8xx.S b/arch/powerpc/kernel/head_8xx.S index 57deb1e9ffea..20cc816b3508 100644 --- a/arch/powerpc/kernel/head_8xx.S +++ b/arch/powerpc/kernel/head_8xx.S @@ -852,11 +852,12 @@ start_here: /* set up the PTE pointers for the Abatron bdiGDB. */ - tovirt(r6,r6) lis r5, abatron_pteptrs@h ori r5, r5, abatron_pteptrs@l stw r5, 0xf0(0) /* Must match your Abatron config file */ tophys(r5,r5) + lis r6, swapper_pg_dir@h + ori r6, r6, swapper_pg_dir@l stw r6, 0(r5) /* Now turn on the MMU for real! */ diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index bd5e6834ca69..6794466f6420 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -755,11 +755,12 @@ SYSCALL_DEFINE0(rt_sigreturn) if (restore_tm_sigcontexts(current, &uc->uc_mcontext, &uc_transact->uc_mcontext)) goto badframe; - } + } else #endif - /* Fall through, for non-TM restore */ - if (!MSR_TM_ACTIVE(msr)) { + { /* + * Fall through, for non-TM restore + * * Unset MSR[TS] on the thread regs since MSR from user * context does not have MSR active, and recheckpoint was * not called since restore_tm_sigcontexts() was not called diff --git a/arch/powerpc/kernel/trace/ftrace.c b/arch/powerpc/kernel/trace/ftrace.c index 29746dc28df5..517662a56bdc 100644 --- a/arch/powerpc/kernel/trace/ftrace.c +++ b/arch/powerpc/kernel/trace/ftrace.c @@ -967,13 +967,6 @@ out: } #endif /* CONFIG_FUNCTION_GRAPH_TRACER */ -#if defined(CONFIG_FTRACE_SYSCALLS) && defined(CONFIG_PPC64) -unsigned long __init arch_syscall_addr(int nr) -{ - return sys_call_table[nr*2]; -} -#endif /* CONFIG_FTRACE_SYSCALLS && CONFIG_PPC64 */ - #ifdef PPC64_ELF_ABI_v1 char *arch_ftrace_match_adjust(char *str, const char *search) { diff --git a/arch/powerpc/perf/perf_regs.c b/arch/powerpc/perf/perf_regs.c index 5c36b3a8d47a..3349f3f8fe84 100644 --- a/arch/powerpc/perf/perf_regs.c +++ b/arch/powerpc/perf/perf_regs.c @@ -70,6 +70,7 @@ static unsigned int pt_regs_offset[PERF_REG_POWERPC_MAX] = { PT_REGS_OFFSET(PERF_REG_POWERPC_DAR, dar), PT_REGS_OFFSET(PERF_REG_POWERPC_DSISR, dsisr), PT_REGS_OFFSET(PERF_REG_POWERPC_SIER, dar), + PT_REGS_OFFSET(PERF_REG_POWERPC_MMCRA, dsisr), }; u64 perf_reg_value(struct pt_regs *regs, int idx) @@ -83,6 +84,11 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) !is_sier_available())) return 0; + if (idx == PERF_REG_POWERPC_MMCRA && + (IS_ENABLED(CONFIG_FSL_EMB_PERF_EVENT) || + IS_ENABLED(CONFIG_PPC32))) + return 0; + return regs_get_register(regs, pt_regs_offset[idx]); } diff --git a/arch/powerpc/platforms/4xx/ocm.c b/arch/powerpc/platforms/4xx/ocm.c index a1aaa1569d7c..f0e488d97567 100644 --- a/arch/powerpc/platforms/4xx/ocm.c +++ b/arch/powerpc/platforms/4xx/ocm.c @@ -237,12 +237,12 @@ static int ocm_debugfs_show(struct seq_file *m, void *v) continue; seq_printf(m, "PPC4XX OCM : %d\n", ocm->index); - seq_printf(m, "PhysAddr : %pa[p]\n", &(ocm->phys)); + seq_printf(m, "PhysAddr : %pa\n", &(ocm->phys)); seq_printf(m, "MemTotal : %d Bytes\n", ocm->memtotal); seq_printf(m, "MemTotal(NC) : %d Bytes\n", ocm->nc.memtotal); seq_printf(m, "MemTotal(C) : %d Bytes\n\n", ocm->c.memtotal); - seq_printf(m, "NC.PhysAddr : %pa[p]\n", &(ocm->nc.phys)); + seq_printf(m, "NC.PhysAddr : %pa\n", &(ocm->nc.phys)); seq_printf(m, "NC.VirtAddr : 0x%p\n", ocm->nc.virt); seq_printf(m, "NC.MemTotal : %d Bytes\n", ocm->nc.memtotal); seq_printf(m, "NC.MemFree : %d Bytes\n", ocm->nc.memfree); @@ -252,7 +252,7 @@ static int ocm_debugfs_show(struct seq_file *m, void *v) blk->size, blk->owner); } - seq_printf(m, "\nC.PhysAddr : %pa[p]\n", &(ocm->c.phys)); + seq_printf(m, "\nC.PhysAddr : %pa\n", &(ocm->c.phys)); seq_printf(m, "C.VirtAddr : 0x%p\n", ocm->c.virt); seq_printf(m, "C.MemTotal : %d Bytes\n", ocm->c.memtotal); seq_printf(m, "C.MemFree : %d Bytes\n", ocm->c.memfree); diff --git a/arch/powerpc/platforms/chrp/setup.c b/arch/powerpc/platforms/chrp/setup.c index e66644e0fb40..9438fa0fc355 100644 --- a/arch/powerpc/platforms/chrp/setup.c +++ b/arch/powerpc/platforms/chrp/setup.c @@ -538,8 +538,7 @@ static void __init chrp_init_IRQ(void) /* see if there is a keyboard in the device tree with a parent of type "adb" */ for_each_node_by_name(kbd, "keyboard") - if (kbd->parent && kbd->parent->type - && strcmp(kbd->parent->type, "adb") == 0) + if (of_node_is_type(kbd->parent, "adb")) break; of_node_put(kbd); if (kbd) diff --git a/arch/powerpc/platforms/powernv/npu-dma.c b/arch/powerpc/platforms/powernv/npu-dma.c index d7f742ed48ba..3f58c7dbd581 100644 --- a/arch/powerpc/platforms/powernv/npu-dma.c +++ b/arch/powerpc/platforms/powernv/npu-dma.c @@ -564,7 +564,7 @@ struct iommu_table_group *pnv_try_setup_npu_table_group(struct pnv_ioda_pe *pe) } } else { /* Create a group for 1 GPU and attached NPUs for POWER8 */ - pe->npucomp = kzalloc(sizeof(pe->npucomp), GFP_KERNEL); + pe->npucomp = kzalloc(sizeof(*pe->npucomp), GFP_KERNEL); table_group = &pe->npucomp->table_group; table_group->ops = &pnv_npu_peers_ops; iommu_register_group(table_group, hose->global_number, diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 1d6406a051f1..7db3119f8a5b 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2681,7 +2681,8 @@ static void pnv_pci_ioda_setup_iommu_api(void) list_for_each_entry(hose, &hose_list, list_node) { phb = hose->private_data; - if (phb->type == PNV_PHB_NPU_NVLINK) + if (phb->type == PNV_PHB_NPU_NVLINK || + phb->type == PNV_PHB_NPU_OCAPI) continue; list_for_each_entry(pe, &phb->ioda.pe_list, list) { diff --git a/arch/powerpc/platforms/pseries/pci.c b/arch/powerpc/platforms/pseries/pci.c index 7725825d887d..37a77e57893e 100644 --- a/arch/powerpc/platforms/pseries/pci.c +++ b/arch/powerpc/platforms/pseries/pci.c @@ -264,7 +264,9 @@ void __init pSeries_final_fixup(void) if (!of_device_is_compatible(nvdn->parent, "ibm,power9-npu")) continue; +#ifdef CONFIG_PPC_POWERNV WARN_ON_ONCE(pnv_npu2_init(hose)); +#endif break; } } diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 15af091611e2..4b4a7f32b68e 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -617,7 +617,7 @@ config X86_INTEL_QUARK config X86_INTEL_LPSS bool "Intel Low Power Subsystem Support" - depends on X86 && ACPI + depends on X86 && ACPI && PCI select COMMON_CLK select PINCTRL select IOSF_MBI diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h index a77445d1b034..780f2b42c8ef 100644 --- a/arch/x86/include/asm/uaccess.h +++ b/arch/x86/include/asm/uaccess.h @@ -711,7 +711,7 @@ static __must_check inline bool user_access_begin(const void __user *ptr, size_t { if (unlikely(!access_ok(ptr,len))) return 0; - __uaccess_begin(); + __uaccess_begin_nospec(); return 1; } #define user_access_begin(a,b) user_access_begin(a,b) diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index 2f6787fc7106..c54a493e139a 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -898,10 +898,7 @@ static u64 xen_read_msr_safe(unsigned int msr, int *err) val = native_read_msr_safe(msr, err); switch (msr) { case MSR_IA32_APICBASE: -#ifdef CONFIG_X86_X2APIC - if (!(cpuid_ecx(1) & (1 << (X86_FEATURE_X2APIC & 31)))) -#endif - val &= ~X2APIC_ENABLE; + val &= ~X2APIC_ENABLE; break; } return val; diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c index 72bf446c3fee..6e29794573b7 100644 --- a/arch/x86/xen/time.c +++ b/arch/x86/xen/time.c @@ -361,8 +361,6 @@ void xen_timer_resume(void) { int cpu; - pvclock_resume(); - if (xen_clockevent != &xen_vcpuop_clockevent) return; @@ -379,12 +377,15 @@ static const struct pv_time_ops xen_time_ops __initconst = { }; static struct pvclock_vsyscall_time_info *xen_clock __read_mostly; +static u64 xen_clock_value_saved; void xen_save_time_memory_area(void) { struct vcpu_register_time_memory_area t; int ret; + xen_clock_value_saved = xen_clocksource_read() - xen_sched_clock_offset; + if (!xen_clock) return; @@ -404,7 +405,7 @@ void xen_restore_time_memory_area(void) int ret; if (!xen_clock) - return; + goto out; t.addr.v = &xen_clock->pvti; @@ -421,6 +422,11 @@ void xen_restore_time_memory_area(void) if (ret != 0) pr_notice("Cannot restore secondary vcpu_time_info (err %d)", ret); + +out: + /* Need pvclock_resume() before using xen_clocksource_read(). */ + pvclock_resume(); + xen_sched_clock_offset = xen_clocksource_read() - xen_clock_value_saved; } static void xen_setup_vsyscall_time_info(void) |