diff options
Diffstat (limited to 'arch/powerpc/kernel')
24 files changed, 69 insertions, 30 deletions
diff --git a/arch/powerpc/kernel/cacheinfo.c b/arch/powerpc/kernel/cacheinfo.c index 01fe9ce28379..a3c684b4c862 100644 --- a/arch/powerpc/kernel/cacheinfo.c +++ b/arch/powerpc/kernel/cacheinfo.c @@ -19,6 +19,7 @@ #include <linux/notifier.h> #include <linux/of.h> #include <linux/percpu.h> +#include <linux/slab.h> #include <asm/prom.h> #include "cacheinfo.h" diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c index 6215062caf8c..6c1df5757cd6 100644 --- a/arch/powerpc/kernel/dma.c +++ b/arch/powerpc/kernel/dma.c @@ -8,6 +8,7 @@ #include <linux/device.h> #include <linux/dma-mapping.h> #include <linux/dma-debug.h> +#include <linux/gfp.h> #include <linux/lmb.h> #include <asm/bug.h> #include <asm/abs_addr.h> diff --git a/arch/powerpc/kernel/head_fsl_booke.S b/arch/powerpc/kernel/head_fsl_booke.S index 25793bb0e782..725526547994 100644 --- a/arch/powerpc/kernel/head_fsl_booke.S +++ b/arch/powerpc/kernel/head_fsl_booke.S @@ -747,9 +747,6 @@ finish_tlb_load: #else rlwimi r12, r11, 26, 27, 31 /* extract WIMGE from pte */ #endif -#ifdef CONFIG_SMP - ori r12, r12, MAS2_M -#endif mtspr SPRN_MAS2, r12 #ifdef CONFIG_PTE_64BIT @@ -887,13 +884,17 @@ KernelSPE: lwz r3,_MSR(r1) oris r3,r3,MSR_SPE@h stw r3,_MSR(r1) /* enable use of SPE after return */ +#ifdef CONFIG_PRINTK lis r3,87f@h ori r3,r3,87f@l mr r4,r2 /* current */ lwz r5,_NIP(r1) bl printk +#endif b ret_from_except +#ifdef CONFIG_PRINTK 87: .string "SPE used in kernel (task=%p, pc=%x) \n" +#endif .align 4,0 #endif /* CONFIG_SPE */ diff --git a/arch/powerpc/kernel/ibmebus.c b/arch/powerpc/kernel/ibmebus.c index a4c8b38b0ba1..71cf280da184 100644 --- a/arch/powerpc/kernel/ibmebus.c +++ b/arch/powerpc/kernel/ibmebus.c @@ -42,6 +42,7 @@ #include <linux/dma-mapping.h> #include <linux/interrupt.h> #include <linux/of.h> +#include <linux/slab.h> #include <linux/of_platform.h> #include <asm/ibmebus.h> #include <asm/abs_addr.h> diff --git a/arch/powerpc/kernel/iommu.c b/arch/powerpc/kernel/iommu.c index 5547ae6e6b0b..ec94f906ea43 100644 --- a/arch/powerpc/kernel/iommu.c +++ b/arch/powerpc/kernel/iommu.c @@ -42,12 +42,7 @@ #define DBG(...) -#ifdef CONFIG_IOMMU_VMERGE -static int novmerge = 0; -#else -static int novmerge = 1; -#endif - +static int novmerge; static int protect4gb = 1; static void __iommu_free(struct iommu_table *, dma_addr_t, unsigned int); diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 3fd1af902112..b36f074524ad 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -31,6 +31,7 @@ #include <linux/preempt.h> #include <linux/module.h> #include <linux/kdebug.h> +#include <linux/slab.h> #include <asm/cacheflush.h> #include <asm/sstep.h> #include <asm/uaccess.h> diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c index d09d1c615150..c2c70e1b32cd 100644 --- a/arch/powerpc/kernel/lparcfg.c +++ b/arch/powerpc/kernel/lparcfg.c @@ -24,6 +24,7 @@ #include <linux/proc_fs.h> #include <linux/init.h> #include <linux/seq_file.h> +#include <linux/slab.h> #include <asm/uaccess.h> #include <asm/iseries/hv_lp_config.h> #include <asm/lppaca.h> diff --git a/arch/powerpc/kernel/misc.S b/arch/powerpc/kernel/misc.S index 2d29752cbe16..22e507c8a556 100644 --- a/arch/powerpc/kernel/misc.S +++ b/arch/powerpc/kernel/misc.S @@ -127,3 +127,29 @@ _GLOBAL(__setup_cpu_power7) _GLOBAL(__restore_cpu_power7) /* place holder */ blr + +/* + * Get a minimal set of registers for our caller's nth caller. + * r3 = regs pointer, r5 = n. + * + * We only get R1 (stack pointer), NIP (next instruction pointer) + * and LR (link register). These are all we can get in the + * general case without doing complicated stack unwinding, but + * fortunately they are enough to do a stack backtrace, which + * is all we need them for. + */ +_GLOBAL(perf_arch_fetch_caller_regs) + mr r6,r1 + cmpwi r5,0 + mflr r4 + ble 2f + mtctr r5 +1: PPC_LL r6,0(r6) + bdnz 1b + PPC_LL r4,PPC_LR_STKOFF(r6) +2: PPC_LL r7,0(r6) + PPC_LL r7,PPC_LR_STKOFF(r7) + PPC_STL r6,GPR1-STACK_FRAME_OVERHEAD(r3) + PPC_STL r4,_NIP-STACK_FRAME_OVERHEAD(r3) + PPC_STL r7,_LINK-STACK_FRAME_OVERHEAD(r3) + blr diff --git a/arch/powerpc/kernel/of_platform.c b/arch/powerpc/kernel/of_platform.c index 666d08db319e..6c1dfc3ff8bc 100644 --- a/arch/powerpc/kernel/of_platform.c +++ b/arch/powerpc/kernel/of_platform.c @@ -17,7 +17,6 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/mod_devicetable.h> -#include <linux/slab.h> #include <linux/pci.h> #include <linux/of.h> #include <linux/of_device.h> diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index f3c42ce516e7..0c0567e58409 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -26,6 +26,7 @@ #include <linux/syscalls.h> #include <linux/irq.h> #include <linux/vmalloc.h> +#include <linux/slab.h> #include <asm/processor.h> #include <asm/io.h> diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index c13668cf36d9..e7db5b48004a 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -14,6 +14,7 @@ #include <linux/irq.h> #include <linux/list.h> #include <linux/of.h> +#include <linux/slab.h> #include <asm/processor.h> #include <asm/io.h> diff --git a/arch/powerpc/kernel/pci_dn.c b/arch/powerpc/kernel/pci_dn.c index d5e36e5dc7c2..d56b35ee7f74 100644 --- a/arch/powerpc/kernel/pci_dn.c +++ b/arch/powerpc/kernel/pci_dn.c @@ -23,6 +23,7 @@ #include <linux/pci.h> #include <linux/string.h> #include <linux/init.h> +#include <linux/gfp.h> #include <asm/io.h> #include <asm/prom.h> diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c index b6cf8f1f4d35..08460a2e9f41 100644 --- a/arch/powerpc/kernel/perf_event.c +++ b/arch/powerpc/kernel/perf_event.c @@ -1164,10 +1164,10 @@ static void record_and_restart(struct perf_event *event, unsigned long val, * Finally record data if requested. */ if (record) { - struct perf_sample_data data = { - .addr = ~0ULL, - .period = event->hw.last_period, - }; + struct perf_sample_data data; + + perf_sample_data_init(&data, ~0ULL); + data.period = event->hw.last_period; if (event->attr.sample_type & PERF_SAMPLE_ADDR) perf_get_data_addr(regs, &data.addr); @@ -1287,7 +1287,7 @@ static void perf_event_interrupt(struct pt_regs *regs) irq_exit(); } -void hw_perf_event_setup(int cpu) +static void power_pmu_setup(int cpu) { struct cpu_hw_events *cpuhw = &per_cpu(cpu_hw_events, cpu); @@ -1297,6 +1297,23 @@ void hw_perf_event_setup(int cpu) cpuhw->mmcr[0] = MMCR0_FC; } +static int __cpuinit +power_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu) +{ + unsigned int cpu = (long)hcpu; + + switch (action & ~CPU_TASKS_FROZEN) { + case CPU_UP_PREPARE: + power_pmu_setup(cpu); + break; + + default: + break; + } + + return NOTIFY_OK; +} + int register_power_pmu(struct power_pmu *pmu) { if (ppmu) @@ -1314,5 +1331,7 @@ int register_power_pmu(struct power_pmu *pmu) freeze_events_kernel = MMCR0_FCHV; #endif /* CONFIG_PPC64 */ + perf_cpu_notifier(power_pmu_notifier); + return 0; } diff --git a/arch/powerpc/kernel/proc_powerpc.c b/arch/powerpc/kernel/proc_powerpc.c index 1ed3b8d7981e..c8ae3714e79b 100644 --- a/arch/powerpc/kernel/proc_powerpc.c +++ b/arch/powerpc/kernel/proc_powerpc.c @@ -19,7 +19,6 @@ #include <linux/init.h> #include <linux/mm.h> #include <linux/proc_fs.h> -#include <linux/slab.h> #include <linux/kernel.h> #include <asm/machdep.h> diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index fd0d29493fd6..74367841615a 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -23,6 +23,7 @@ #include <linux/completion.h> #include <linux/cpumask.h> #include <linux/lmb.h> +#include <linux/slab.h> #include <asm/prom.h> #include <asm/rtas.h> diff --git a/arch/powerpc/kernel/rtas_flash.c b/arch/powerpc/kernel/rtas_flash.c index a85117d5c9a4..bfc2abafac44 100644 --- a/arch/powerpc/kernel/rtas_flash.c +++ b/arch/powerpc/kernel/rtas_flash.c @@ -15,6 +15,7 @@ #include <linux/module.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/proc_fs.h> #include <asm/delay.h> #include <asm/uaccess.h> diff --git a/arch/powerpc/kernel/rtasd.c b/arch/powerpc/kernel/rtasd.c index 2e4832ab2108..4190eae7850a 100644 --- a/arch/powerpc/kernel/rtasd.c +++ b/arch/powerpc/kernel/rtasd.c @@ -20,6 +20,7 @@ #include <linux/spinlock.h> #include <linux/cpu.h> #include <linux/workqueue.h> +#include <linux/slab.h> #include <asm/uaccess.h> #include <asm/io.h> diff --git a/arch/powerpc/kernel/setup_32.c b/arch/powerpc/kernel/setup_32.c index b152de3e64d4..8f58986c2ad9 100644 --- a/arch/powerpc/kernel/setup_32.c +++ b/arch/powerpc/kernel/setup_32.c @@ -39,7 +39,6 @@ #include <asm/serial.h> #include <asm/udbg.h> #include <asm/mmu_context.h> -#include <asm/swiotlb.h> #include "setup.h" @@ -343,11 +342,6 @@ void __init setup_arch(char **cmdline_p) ppc_md.setup_arch(); if ( ppc_md.progress ) ppc_md.progress("arch: exit", 0x3eab); -#ifdef CONFIG_SWIOTLB - if (ppc_swiotlb_enable) - swiotlb_init(1); -#endif - paging_init(); /* Initialize the MMU context management stuff */ diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 63547394048c..914389158a9b 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -61,7 +61,6 @@ #include <asm/xmon.h> #include <asm/udbg.h> #include <asm/kexec.h> -#include <asm/swiotlb.h> #include <asm/mmu_context.h> #include "setup.h" @@ -541,11 +540,6 @@ void __init setup_arch(char **cmdline_p) if (ppc_md.setup_arch) ppc_md.setup_arch(); -#ifdef CONFIG_SWIOTLB - if (ppc_swiotlb_enable) - swiotlb_init(1); -#endif - paging_init(); /* Initialize the MMU context management stuff */ diff --git a/arch/powerpc/kernel/smp-tbsync.c b/arch/powerpc/kernel/smp-tbsync.c index a5e54526403d..03e45c4a9ef1 100644 --- a/arch/powerpc/kernel/smp-tbsync.c +++ b/arch/powerpc/kernel/smp-tbsync.c @@ -10,6 +10,7 @@ #include <linux/smp.h> #include <linux/unistd.h> #include <linux/init.h> +#include <linux/slab.h> #include <asm/atomic.h> #include <asm/smp.h> #include <asm/time.h> diff --git a/arch/powerpc/kernel/softemu8xx.c b/arch/powerpc/kernel/softemu8xx.c index 23c8c5e7dc4d..af0e8290b4fc 100644 --- a/arch/powerpc/kernel/softemu8xx.c +++ b/arch/powerpc/kernel/softemu8xx.c @@ -21,7 +21,6 @@ #include <linux/stddef.h> #include <linux/unistd.h> #include <linux/ptrace.h> -#include <linux/slab.h> #include <linux/user.h> #include <linux/interrupt.h> diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c index c5a4732bcc48..19471a1cef1a 100644 --- a/arch/powerpc/kernel/sys_ppc32.c +++ b/arch/powerpc/kernel/sys_ppc32.c @@ -41,6 +41,7 @@ #include <linux/ptrace.h> #include <linux/elf.h> #include <linux/ipc.h> +#include <linux/slab.h> #include <asm/ptrace.h> #include <asm/types.h> diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 696626a2e835..29d128eb6c43 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -21,7 +21,6 @@ #include <linux/stddef.h> #include <linux/unistd.h> #include <linux/ptrace.h> -#include <linux/slab.h> #include <linux/user.h> #include <linux/interrupt.h> #include <linux/init.h> diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index 77f64218abf3..82237176a2a3 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -17,6 +17,7 @@ #include <linux/types.h> #include <linux/device.h> #include <linux/init.h> +#include <linux/slab.h> #include <linux/console.h> #include <linux/module.h> #include <linux/mm.h> |