diff options
Diffstat (limited to 'arch')
72 files changed, 527 insertions, 272 deletions
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 417bac1..3471175 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -88,9 +88,9 @@ ENTRY(ret_from_fork) bl schedule_tail cmp r5, #0 movne r0, r4 - movne lr, pc + adrne lr, BSYM(1f) movne pc, r5 - get_thread_info tsk +1: get_thread_info tsk b ret_slow_syscall ENDPROC(ret_from_fork) diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 9518bf5..e255164f 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -444,16 +444,28 @@ static struct omap1_cam_platform_data ams_delta_camera_platform_data = { .lclk_khz_max = 1334, /* results in 5fps CIF, 10fps QCIF */ }; +static struct platform_device ams_delta_audio_device = { + .name = "ams-delta-audio", + .id = -1, +}; + +static struct platform_device cx20442_codec_device = { + .name = "cx20442-codec", + .id = -1, +}; + static struct platform_device *ams_delta_devices[] __initdata = { &latch1_gpio_device, &latch2_gpio_device, &ams_delta_kp_device, &ams_delta_camera_device, + &ams_delta_audio_device, }; static struct platform_device *late_devices[] __initdata = { &ams_delta_nand_device, &ams_delta_lcd_device, + &cx20442_codec_device, }; static void __init ams_delta_init(void) diff --git a/arch/arm/mach-prima2/include/mach/gpio.h b/arch/arm/mach-prima2/include/mach/gpio.h deleted file mode 100644 index 1904bb0..0000000 --- a/arch/arm/mach-prima2/include/mach/gpio.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef __MACH_GPIO_H -#define __MACH_GPIO_H - -/* Pull up/down values */ -enum sirfsoc_gpio_pull { - SIRFSOC_GPIO_PULL_NONE, - SIRFSOC_GPIO_PULL_UP, - SIRFSOC_GPIO_PULL_DOWN, -}; - -void sirfsoc_gpio_set_pull(unsigned gpio, unsigned mode); - -#endif diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S index 0027329..ee0beb3 100644 --- a/arch/frv/kernel/entry.S +++ b/arch/frv/kernel/entry.S @@ -867,8 +867,8 @@ ret_from_fork: ret_from_kernel_thread: lddi.p @(gr28,#REG_GR(8)),gr20 call schedule_tail - or.p gr20,gr20,gr8 - calll @(gr21,gr0) + calll.p @(gr21,gr0) + or gr20,gr20,gr8 bra sys_exit .globl ret_from_kernel_execve diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c index 655d90d..e1e3aa1 100644 --- a/arch/frv/kernel/process.c +++ b/arch/frv/kernel/process.c @@ -194,7 +194,7 @@ int copy_thread(unsigned long clone_flags, memset(childregs, 0, sizeof(struct pt_regs)); childregs->gr9 = usp; /* function */ childregs->gr8 = arg; - chilregs->psr = PSR_S; + childregs->psr = PSR_S; p->thread.pc = (unsigned long) ret_from_kernel_thread; save_user_regs(p->thread.user); return 0; diff --git a/arch/frv/kernel/setup.c b/arch/frv/kernel/setup.c index 1f1e5ef..b8993c8 100644 --- a/arch/frv/kernel/setup.c +++ b/arch/frv/kernel/setup.c @@ -112,9 +112,11 @@ char __initdata redboot_command_line[COMMAND_LINE_SIZE]; #ifdef CONFIG_PM #define __pminit #define __pminitdata +#define __pminitconst #else #define __pminit __init #define __pminitdata __initdata +#define __pminitconst __initconst #endif struct clock_cmode { diff --git a/arch/ia64/include/uapi/asm/Kbuild b/arch/ia64/include/uapi/asm/Kbuild index 30cafac..1b3f5eb 100644 --- a/arch/ia64/include/uapi/asm/Kbuild +++ b/arch/ia64/include/uapi/asm/Kbuild @@ -1,6 +1,8 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +generic-y += kvm_para.h + header-y += auxvec.h header-y += bitsperlong.h header-y += break.h diff --git a/arch/ia64/include/uapi/asm/kvm_para.h b/arch/ia64/include/uapi/asm/kvm_para.h deleted file mode 100644 index e69de29..0000000 --- a/arch/ia64/include/uapi/asm/kvm_para.h +++ /dev/null diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild index e69de29..533053d 100644 --- a/arch/mips/include/asm/Kbuild +++ b/arch/mips/include/asm/Kbuild @@ -0,0 +1 @@ +# MIPS headers diff --git a/arch/mips/include/asm/delay.h b/arch/mips/include/asm/delay.h index e7cd782..dc0a5f7 100644 --- a/arch/mips/include/asm/delay.h +++ b/arch/mips/include/asm/delay.h @@ -13,9 +13,9 @@ #include <linux/param.h> -extern void __delay(unsigned int loops); -extern void __ndelay(unsigned int ns); -extern void __udelay(unsigned int us); +extern void __delay(unsigned long loops); +extern void __ndelay(unsigned long ns); +extern void __udelay(unsigned long us); #define ndelay(ns) __ndelay(ns) #define udelay(us) __udelay(us) diff --git a/arch/mips/include/asm/pgtable-64.h b/arch/mips/include/asm/pgtable-64.h index c26e182..f5b521d 100644 --- a/arch/mips/include/asm/pgtable-64.h +++ b/arch/mips/include/asm/pgtable-64.h @@ -9,6 +9,7 @@ #ifndef _ASM_PGTABLE_64_H #define _ASM_PGTABLE_64_H +#include <linux/compiler.h> #include <linux/linkage.h> #include <asm/addrspace.h> @@ -172,7 +173,19 @@ static inline int pmd_none(pmd_t pmd) return pmd_val(pmd) == (unsigned long) invalid_pte_table; } -#define pmd_bad(pmd) (pmd_val(pmd) & ~PAGE_MASK) +static inline int pmd_bad(pmd_t pmd) +{ +#ifdef CONFIG_HUGETLB_PAGE + /* pmd_huge(pmd) but inline */ + if (unlikely(pmd_val(pmd) & _PAGE_HUGE)) + return 0; +#endif + + if (unlikely(pmd_val(pmd) & ~PAGE_MASK)) + return 1; + + return 0; +} static inline int pmd_present(pmd_t pmd) { diff --git a/arch/mips/jz4740/serial.h b/arch/mips/jz4740/serial.h index b9fe3ad..8eb715b 100644 --- a/arch/mips/jz4740/serial.h +++ b/arch/mips/jz4740/serial.h @@ -14,6 +14,9 @@ */ #ifndef __MIPS_JZ4740_SERIAL_H__ +#define __MIPS_JZ4740_SERIAL_H__ + +struct uart_port; void jz4740_serial_out(struct uart_port *p, int offset, int value); diff --git a/arch/mips/kernel/smp-cmp.c b/arch/mips/kernel/smp-cmp.c index afc379c..06cd0c6 100644 --- a/arch/mips/kernel/smp-cmp.c +++ b/arch/mips/kernel/smp-cmp.c @@ -97,7 +97,7 @@ static void cmp_init_secondary(void) /* Enable per-cpu interrupts: platform specific */ - c->core = (read_c0_ebase() >> 1) & 0xff; + c->core = (read_c0_ebase() >> 1) & 0x1ff; #if defined(CONFIG_MIPS_MT_SMP) || defined(CONFIG_MIPS_MT_SMTC) c->vpe_id = (read_c0_tcbind() >> TCBIND_CURVPE_SHIFT) & TCBIND_CURVPE; #endif diff --git a/arch/mips/lib/delay.c b/arch/mips/lib/delay.c index 5995969..dc81ca8 100644 --- a/arch/mips/lib/delay.c +++ b/arch/mips/lib/delay.c @@ -15,13 +15,17 @@ #include <asm/compiler.h> #include <asm/war.h> -inline void __delay(unsigned int loops) +void __delay(unsigned long loops) { __asm__ __volatile__ ( " .set noreorder \n" " .align 3 \n" "1: bnez %0, 1b \n" +#if __SIZEOF_LONG__ == 4 " subu %0, 1 \n" +#else + " dsubu %0, 1 \n" +#endif " .set reorder \n" : "=r" (loops) : "0" (loops)); diff --git a/arch/mips/lib/dump_tlb.c b/arch/mips/lib/dump_tlb.c index 3f69725..a99c1d3 100644 --- a/arch/mips/lib/dump_tlb.c +++ b/arch/mips/lib/dump_tlb.c @@ -50,8 +50,9 @@ static void dump_tlb(int first, int last) { unsigned long s_entryhi, entryhi, asid; unsigned long long entrylo0, entrylo1; - unsigned int s_index, pagemask, c0, c1, i; + unsigned int s_index, s_pagemask, pagemask, c0, c1, i; + s_pagemask = read_c0_pagemask(); s_entryhi = read_c0_entryhi(); s_index = read_c0_index(); asid = s_entryhi & 0xff; @@ -103,6 +104,7 @@ static void dump_tlb(int first, int last) write_c0_entryhi(s_entryhi); write_c0_index(s_index); + write_c0_pagemask(s_pagemask); } void dump_tlb_all(void) diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index 87b9cfc..4b9b935 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -320,6 +320,7 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte) tlb_write_random(); else tlb_write_indexed(); + tlbw_use_hazard(); write_c0_pagemask(PM_DEFAULT_MASK); } else #endif diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 658a520..2833dcb 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -148,8 +148,8 @@ enum label_id { label_leave, label_vmalloc, label_vmalloc_done, - label_tlbw_hazard, - label_split, + label_tlbw_hazard_0, + label_split = label_tlbw_hazard_0 + 8, label_tlbl_goaround1, label_tlbl_goaround2, label_nopage_tlbl, @@ -167,7 +167,7 @@ UASM_L_LA(_second_part) UASM_L_LA(_leave) UASM_L_LA(_vmalloc) UASM_L_LA(_vmalloc_done) -UASM_L_LA(_tlbw_hazard) +/* _tlbw_hazard_x is handled differently. */ UASM_L_LA(_split) UASM_L_LA(_tlbl_goaround1) UASM_L_LA(_tlbl_goaround2) @@ -181,6 +181,30 @@ UASM_L_LA(_large_segbits_fault) UASM_L_LA(_tlb_huge_update) #endif +static int __cpuinitdata hazard_instance; + +static void uasm_bgezl_hazard(u32 **p, struct uasm_reloc **r, int instance) +{ + switch (instance) { + case 0 ... 7: + uasm_il_bgezl(p, r, 0, label_tlbw_hazard_0 + instance); + return; + default: + BUG(); + } +} + +static void uasm_bgezl_label(struct uasm_label **l, u32 **p, int instance) +{ + switch (instance) { + case 0 ... 7: + uasm_build_label(l, *p, label_tlbw_hazard_0 + instance); + break; + default: + BUG(); + } +} + /* * For debug purposes. */ @@ -478,21 +502,28 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, * This branch uses up a mtc0 hazard nop slot and saves * two nops after the tlbw instruction. */ - uasm_il_bgezl(p, r, 0, label_tlbw_hazard); + uasm_bgezl_hazard(p, r, hazard_instance); tlbw(p); - uasm_l_tlbw_hazard(l, *p); + uasm_bgezl_label(l, p, hazard_instance); + hazard_instance++; uasm_i_nop(p); break; case CPU_R4600: case CPU_R4700: - case CPU_R5000: - case CPU_R5000A: uasm_i_nop(p); tlbw(p); uasm_i_nop(p); break; + case CPU_R5000: + case CPU_R5000A: + case CPU_NEVADA: + uasm_i_nop(p); /* QED specifies 2 nops hazard */ + uasm_i_nop(p); /* QED specifies 2 nops hazard */ + tlbw(p); + break; + case CPU_R4300: case CPU_5KC: case CPU_TX49XX: @@ -526,17 +557,6 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, tlbw(p); break; - case CPU_NEVADA: - uasm_i_nop(p); /* QED specifies 2 nops hazard */ - /* - * This branch uses up a mtc0 hazard nop slot and saves - * a nop after the tlbw instruction. - */ - uasm_il_bgezl(p, r, 0, label_tlbw_hazard); - tlbw(p); - uasm_l_tlbw_hazard(l, *p); - break; - case CPU_RM7000: uasm_i_nop(p); uasm_i_nop(p); diff --git a/arch/mn10300/include/uapi/asm/setup.h b/arch/mn10300/include/uapi/asm/setup.h index e69de29..ae5704f 100644 --- a/arch/mn10300/include/uapi/asm/setup.h +++ b/arch/mn10300/include/uapi/asm/setup.h @@ -0,0 +1,4 @@ +/* + * There isn't anything here anymore, but the file must not be empty or patch + * will delete it. + */ diff --git a/arch/powerpc/include/asm/kvm_book3s_32.h b/arch/powerpc/include/asm/kvm_book3s_32.h index 38040ff..ce0ef6c 100644 --- a/arch/powerpc/include/asm/kvm_book3s_32.h +++ b/arch/powerpc/include/asm/kvm_book3s_32.h @@ -42,5 +42,6 @@ static inline void svcpu_put(struct kvmppc_book3s_shadow_vcpu *svcpu) #define SID_SHIFT 28 #define ESID_MASK 0xf0000000 #define VSID_MASK 0x00fffffff0000000ULL +#define VPN_SHIFT 12 #endif /* __ASM_KVM_BOOK3S_32_H__ */ diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index 8734b38..8750204 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -388,9 +388,9 @@ extern int powersave_nap; /* set if nap mode can be used in idle loop */ extern void power7_nap(void); #ifdef CONFIG_PSERIES_IDLE -extern void update_smt_snooze_delay(int snooze); +extern void update_smt_snooze_delay(int cpu, int residency); #else -static inline void update_smt_snooze_delay(int snooze) {} +static inline void update_smt_snooze_delay(int cpu, int residency) {} #endif extern void flush_instruction_cache(void); diff --git a/arch/powerpc/kernel/sysfs.c b/arch/powerpc/kernel/sysfs.c index 8302af6..cf357a0 100644 --- a/arch/powerpc/kernel/sysfs.c +++ b/arch/powerpc/kernel/sysfs.c @@ -50,7 +50,7 @@ static ssize_t store_smt_snooze_delay(struct device *dev, return -EINVAL; per_cpu(smt_snooze_delay, cpu->dev.id) = snooze; - update_smt_snooze_delay(snooze); + update_smt_snooze_delay(cpu->dev.id, snooze); return count; } diff --git a/arch/powerpc/kvm/book3s_32_mmu_host.c b/arch/powerpc/kvm/book3s_32_mmu_host.c index 00aa612..b0f625a 100644 --- a/arch/powerpc/kvm/book3s_32_mmu_host.c +++ b/arch/powerpc/kvm/book3s_32_mmu_host.c @@ -173,8 +173,8 @@ int kvmppc_mmu_map_page(struct kvm_vcpu *vcpu, struct kvmppc_pte *orig_pte) BUG_ON(!map); vsid = map->host_vsid; - vpn = (vsid << (SID_SHIFT - VPN_SHIFT)) | ((eaddr & ~ESID_MASK) >> VPN_SHIFT) - + vpn = (vsid << (SID_SHIFT - VPN_SHIFT)) | + ((eaddr & ~ESID_MASK) >> VPN_SHIFT); next_pteg: if (rr == 16) { primary = !primary; diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 0db88f5..aa2465e 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -1463,7 +1463,7 @@ static void perf_event_interrupt(struct pt_regs *regs) if (!event->hw.idx || is_limited_pmc(event->hw.idx)) continue; val = read_pmc(event->hw.idx); - if (pmc_overflow(val)) { + if ((int)val < 0) { /* event has overflowed */ found = 1; record_and_restart(event, val, regs); diff --git a/arch/powerpc/platforms/pseries/processor_idle.c b/arch/powerpc/platforms/pseries/processor_idle.c index 455760b..45d00e5 100644 --- a/arch/powerpc/platforms/pseries/processor_idle.c +++ b/arch/powerpc/platforms/pseries/processor_idle.c @@ -33,13 +33,6 @@ static int max_idle_state = MAX_IDLE_STATE_COUNT - 1; static struct cpuidle_device __percpu *pseries_cpuidle_devices; static struct cpuidle_state *cpuidle_state_table; -void update_smt_snooze_delay(int snooze) -{ - struct cpuidle_driver *drv = cpuidle_get_driver(); - if (drv) - drv->states[0].target_residency = snooze; -} - static inline void idle_loop_prolog(unsigned long *in_purr, ktime_t *kt_before) { @@ -66,32 +59,22 @@ static int snooze_loop(struct cpuidle_device *dev, { unsigned long in_purr; ktime_t kt_before; - unsigned long start_snooze; - long snooze = drv->states[0].target_residency; + int cpu = dev->cpu; idle_loop_prolog(&in_purr, &kt_before); + local_irq_enable(); + set_thread_flag(TIF_POLLING_NRFLAG); - if (snooze) { - start_snooze = get_tb() + snooze * tb_ticks_per_usec; - local_irq_enable(); - set_thread_flag(TIF_POLLING_NRFLAG); - - while ((snooze < 0) || (get_tb() < start_snooze)) { - if (need_resched() || cpu_is_offline(dev->cpu)) - goto out; - ppc64_runlatch_off(); - HMT_low(); - HMT_very_low(); - } - - HMT_medium(); - clear_thread_flag(TIF_POLLING_NRFLAG); - smp_mb(); - local_irq_disable(); + while ((!need_resched()) && cpu_online(cpu)) { + ppc64_runlatch_off(); + HMT_low(); + HMT_very_low(); } -out: HMT_medium(); + clear_thread_flag(TIF_POLLING_NRFLAG); + smp_mb(); + dev->last_residency = (int)idle_loop_epilog(in_purr, kt_before); return index; @@ -172,8 +155,8 @@ static struct cpuidle_state dedicated_states[MAX_IDLE_STATE_COUNT] = { .name = "CEDE", .desc = "CEDE", .flags = CPUIDLE_FLAG_TIME_VALID, - .exit_latency = 1, - .target_residency = 10, + .exit_latency = 10, + .target_residency = 100, .enter = &dedicated_cede_loop }, }; @@ -190,6 +173,23 @@ static struct cpuidle_state shared_states[MAX_IDLE_STATE_COUNT] = { .enter = &shared_cede_loop }, }; +void update_smt_snooze_delay(int cpu, int residency) +{ + struct cpuidle_driver *drv = cpuidle_get_driver(); + struct cpuidle_device *dev = per_cpu(cpuidle_devices, cpu); + + if (cpuidle_state_table != dedicated_states) + return; + + if (residency < 0) { + /* Disable the Nap state on that cpu */ + if (dev) + dev->states_usage[1].disable = 1; + } else + if (drv) + drv->states[1].target_residency = residency; +} + static int pseries_cpuidle_add_cpu_notifier(struct notifier_block *n, unsigned long action, void *hcpu) { @@ -246,10 +246,6 @@ static int pseries_cpuidle_driver_init(void) drv->states[drv->state_count] = /* structure copy */ cpuidle_state_table[idle_state]; - if (cpuidle_state_table == dedicated_states) - drv->states[drv->state_count].target_residency = - __get_cpu_var(smt_snooze_delay); - drv->state_count += 1; } diff --git a/arch/s390/include/uapi/asm/Kbuild b/arch/s390/include/uapi/asm/Kbuild index 7bf68ff..59b67ed 100644 --- a/arch/s390/include/uapi/asm/Kbuild +++ b/arch/s390/include/uapi/asm/Kbuild @@ -1,6 +1,8 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +generic-y += kvm_para.h + header-y += auxvec.h header-y += bitsperlong.h header-y += byteorder.h diff --git a/arch/s390/include/uapi/asm/kvm_para.h b/arch/s390/include/uapi/asm/kvm_para.h deleted file mode 100644 index e69de29..0000000 --- a/arch/s390/include/uapi/asm/kvm_para.h +++ /dev/null diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index 86eadce..29f83be 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -1,4 +1,3 @@ -include include/asm-generic/Kbuild.asm generic-y += bitsperlong.h generic-y += cputime.h @@ -34,13 +33,3 @@ generic-y += termbits.h generic-y += termios.h generic-y += ucontext.h generic-y += xor.h - -header-y += cachectl.h -header-y += cpu-features.h -header-y += hw_breakpoint.h -header-y += posix_types_32.h -header-y += posix_types_64.h -header-y += ptrace_32.h -header-y += ptrace_64.h -header-y += unistd_32.h -header-y += unistd_64.h diff --git a/arch/sh/include/asm/hw_breakpoint.h b/arch/sh/include/asm/hw_breakpoint.h index 89890f6..ec9ad59 100644 --- a/arch/sh/include/asm/hw_breakpoint.h +++ b/arch/sh/include/asm/hw_breakpoint.h @@ -1,7 +1,8 @@ #ifndef __ASM_SH_HW_BREAKPOINT_H #define __ASM_SH_HW_BREAKPOINT_H -#ifdef __KERNEL__ +#include <uapi/asm/hw_breakpoint.h> + #define __ARCH_HW_BREAKPOINT_H #include <linux/kdebug.h> @@ -66,5 +67,4 @@ extern int register_sh_ubc(struct sh_ubc *); extern struct pmu perf_ops_bp; -#endif /* __KERNEL__ */ #endif /* __ASM_SH_HW_BREAKPOINT_H */ diff --git a/arch/sh/include/asm/posix_types.h b/arch/sh/include/asm/posix_types.h index f08449b..1aa7810 100644 --- a/arch/sh/include/asm/posix_types.h +++ b/arch/sh/include/asm/posix_types.h @@ -1,13 +1,5 @@ -#ifdef __KERNEL__ # ifdef CONFIG_SUPERH32 # include <asm/posix_types_32.h> # else # include <asm/posix_types_64.h> # endif -#else -# ifdef __SH5__ -# include <asm/posix_types_64.h> -# else -# include <asm/posix_types_32.h> -# endif -#endif /* __KERNEL__ */ diff --git a/arch/sh/include/asm/ptrace.h b/arch/sh/include/asm/ptrace.h index a4a38df..2506c7d 100644 --- a/arch/sh/include/asm/ptrace.h +++ b/arch/sh/include/asm/ptrace.h @@ -1,42 +1,16 @@ -#ifndef __ASM_SH_PTRACE_H -#define __ASM_SH_PTRACE_H - /* * Copyright (C) 1999, 2000 Niibe Yutaka */ +#ifndef __ASM_SH_PTRACE_H +#define __ASM_SH_PTRACE_H -#define PTRACE_GETREGS 12 /* General registers */ -#define PTRACE_SETREGS 13 - -#define PTRACE_GETFPREGS 14 /* FPU registers */ -#define PTRACE_SETFPREGS 15 - -#define PTRACE_GETFDPIC 31 /* get the ELF fdpic loadmap address */ - -#define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */ -#define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */ - -#define PTRACE_GETDSPREGS 55 /* DSP registers */ -#define PTRACE_SETDSPREGS 56 - -#define PT_TEXT_END_ADDR 240 -#define PT_TEXT_ADDR 244 /* &(struct user)->start_code */ -#define PT_DATA_ADDR 248 /* &(struct user)->start_data */ -#define PT_TEXT_LEN 252 - -#if defined(__SH5__) || defined(CONFIG_CPU_SH5) -#include <asm/ptrace_64.h> -#else -#include <asm/ptrace_32.h> -#endif - -#ifdef __KERNEL__ #include <linux/stringify.h> #include <linux/stddef.h> #include <linux/thread_info.h> #include <asm/addrspace.h> #include <asm/page.h> +#include <uapi/asm/ptrace.h> #define user_mode(regs) (((regs)->sr & 0x40000000)==0) #define kernel_stack_pointer(_regs) ((unsigned long)(_regs)->regs[15]) @@ -140,6 +114,4 @@ static inline unsigned long profile_pc(struct pt_regs *regs) #define profile_pc profile_pc #include <asm-generic/ptrace.h> -#endif /* __KERNEL__ */ - #endif /* __ASM_SH_PTRACE_H */ diff --git a/arch/sh/include/asm/ptrace_32.h b/arch/sh/include/asm/ptrace_32.h index 2d3e906..1dd4480 100644 --- a/arch/sh/include/asm/ptrace_32.h +++ b/arch/sh/include/asm/ptrace_32.h @@ -1,79 +1,8 @@ #ifndef __ASM_SH_PTRACE_32_H #define __ASM_SH_PTRACE_32_H -/* - * GCC defines register number like this: - * ----------------------------- - * 0 - 15 are integer registers - * 17 - 22 are control/special registers - * 24 - 39 fp registers - * 40 - 47 xd registers - * 48 - fpscr register - * ----------------------------- - * - * We follows above, except: - * 16 --- program counter (PC) - * 22 --- syscall # - * 23 --- floating point communication register - */ -#define REG_REG0 0 -#define REG_REG15 15 +#include <uapi/asm/ptrace_32.h> -#define REG_PC 16 - -#define REG_PR 17 -#define REG_SR 18 -#define REG_GBR 19 -#define REG_MACH 20 -#define REG_MACL 21 - -#define REG_SYSCALL 22 - -#define REG_FPREG0 23 -#define REG_FPREG15 38 -#define REG_XFREG0 39 -#define REG_XFREG15 54 - -#define REG_FPSCR 55 -#define REG_FPUL 56 - -/* - * This struct defines the way the registers are stored on the - * kernel stack during a system call or other kernel entry. - */ -struct pt_regs { - unsigned long regs[16]; - unsigned long pc; - unsigned long pr; - unsigned long sr; - unsigned long gbr; - unsigned long mach; - unsigned long macl; - long tra; -}; - -/* - * This struct defines the way the DSP registers are stored on the - * kernel stack during a system call or other kernel entry. - */ -struct pt_dspregs { - unsigned long a1; - unsigned long a0g; - unsigned long a1g; - unsigned long m0; - unsigned long m1; - unsigned long a0; - unsigned long x0; - unsigned long x1; - unsigned long y0; - unsigned long y1; - unsigned long dsr; - unsigned long rs; - unsigned long re; - unsigned long mod; -}; - -#ifdef __KERNEL__ #define MAX_REG_OFFSET offsetof(struct pt_regs, tra) static inline long regs_return_value(struct pt_regs *regs) @@ -81,6 +10,4 @@ static inline long regs_return_value(struct pt_regs *regs) return regs->regs[0]; } -#endif /* __KERNEL__ */ - #endif /* __ASM_SH_PTRACE_32_H */ diff --git a/arch/sh/include/asm/ptrace_64.h b/arch/sh/include/asm/ptrace_64.h index eb3fcce..97f4b56 100644 --- a/arch/sh/include/asm/ptrace_64.h +++ b/arch/sh/include/asm/ptrace_64.h @@ -1,16 +1,8 @@ #ifndef __ASM_SH_PTRACE_64_H #define __ASM_SH_PTRACE_64_H -struct pt_regs { - unsigned long long pc; - unsigned long long sr; - long long syscall_nr; - unsigned long long regs[63]; - unsigned long long tregs[8]; - unsigned long long pad[2]; -}; +#include <uapi/asm/ptrace_64.h> -#ifdef __KERNEL__ #define MAX_REG_OFFSET offsetof(struct pt_regs, tregs[7]) static inline long regs_return_value(struct pt_regs *regs) @@ -18,6 +10,4 @@ static inline long regs_return_value(struct pt_regs *regs) return regs->regs[3]; } -#endif /* __KERNEL__ */ - #endif /* __ASM_SH_PTRACE_64_H */ diff --git a/arch/sh/include/asm/setup.h b/arch/sh/include/asm/setup.h index 465a22d..9923810 100644 --- a/arch/sh/include/asm/setup.h +++ b/arch/sh/include/asm/setup.h @@ -1,9 +1,8 @@ #ifndef _SH_SETUP_H #define _SH_SETUP_H -#include <asm-generic/setup.h> +#include <uapi/asm/setup.h> -#ifdef __KERNEL__ /* * This is set up by the setup-routine at boot-time */ @@ -22,6 +21,4 @@ void sh_mv_setup(void); void check_for_initrd(void); void per_cpu_trap_init(void); -#endif /* __KERNEL__ */ - #endif /* _SH_SETUP_H */ diff --git a/arch/sh/include/asm/types.h b/arch/sh/include/asm/types.h index f8421f7..6a31053 100644 --- a/arch/sh/include/asm/types.h +++ b/arch/sh/include/asm/types.h @@ -1,12 +1,11 @@ #ifndef __ASM_SH_TYPES_H #define __ASM_SH_TYPES_H -#include <asm-generic/types.h> +#include <uapi/asm/types.h> /* * These aren't exported outside the kernel to avoid name space clashes */ -#ifdef __KERNEL__ #ifndef __ASSEMBLY__ #ifdef CONFIG_SUPERH32 @@ -18,6 +17,4 @@ typedef u64 reg_size_t; #endif #endif /* __ASSEMBLY__ */ -#endif /* __KERNEL__ */ - #endif /* __ASM_SH_TYPES_H */ diff --git a/arch/sh/include/asm/unistd.h b/arch/sh/include/asm/unistd.h index 307201a..38956df 100644 --- a/arch/sh/include/asm/unistd.h +++ b/arch/sh/include/asm/unistd.h @@ -1,4 +1,3 @@ -#ifdef __KERNEL__ # ifdef CONFIG_SUPERH32 # include <asm/unistd_32.h> # else @@ -38,10 +37,4 @@ */ # define cond_syscall(x) asm(".weak\t" #x "\n\t.set\t" #x ",sys_ni_syscall") -#else -# ifdef __SH5__ -# include <asm/unistd_64.h> -# else -# include <asm/unistd_32.h> -# endif -#endif +#include <uapi/asm/unistd.h> diff --git a/arch/sh/include/uapi/asm/Kbuild b/arch/sh/include/uapi/asm/Kbuild index baebb3d..60613ae 100644 --- a/arch/sh/include/uapi/asm/Kbuild +++ b/arch/sh/include/uapi/asm/Kbuild @@ -1,3 +1,25 @@ # UAPI Header export list include include/uapi/asm-generic/Kbuild.asm +header-y += auxvec.h +header-y += byteorder.h +header-y += cachectl.h +header-y += cpu-features.h +header-y += hw_breakpoint.h +header-y += ioctls.h +header-y += posix_types.h +header-y += posix_types_32.h +header-y += posix_types_64.h +header-y += ptrace.h +header-y += ptrace_32.h +header-y += ptrace_64.h +header-y += setup.h +header-y += sigcontext.h +header-y += signal.h +header-y += sockios.h +header-y += stat.h +header-y += swab.h +header-y += types.h +header-y += unistd.h +header-y += unistd_32.h +header-y += unistd_64.h diff --git a/arch/sh/include/asm/auxvec.h b/arch/sh/include/uapi/asm/auxvec.h index 8bcc51a..8bcc51a 100644 --- a/arch/sh/include/asm/auxvec.h +++ b/arch/sh/include/uapi/asm/auxvec.h diff --git a/arch/sh/include/asm/byteorder.h b/arch/sh/include/uapi/asm/byteorder.h index db2f5d7..db2f5d7 100644 --- a/arch/sh/include/asm/byteorder.h +++ b/arch/sh/include/uapi/asm/byteorder.h diff --git a/arch/sh/include/asm/cachectl.h b/arch/sh/include/uapi/asm/cachectl.h index 6ffb4b7..6ffb4b7 100644 --- a/arch/sh/include/asm/cachectl.h +++ b/arch/sh/include/uapi/asm/cachectl.h diff --git a/arch/sh/include/asm/cpu-features.h b/arch/sh/include/uapi/asm/cpu-features.h index 694abe4..694abe4 100644 --- a/arch/sh/include/asm/cpu-features.h +++ b/arch/sh/include/uapi/asm/cpu-features.h diff --git a/arch/sh/include/uapi/asm/hw_breakpoint.h b/arch/sh/include/uapi/asm/hw_breakpoint.h new file mode 100644 index 0000000..ae5704f --- /dev/null +++ b/arch/sh/include/uapi/asm/hw_breakpoint.h @@ -0,0 +1,4 @@ +/* + * There isn't anything here anymore, but the file must not be empty or patch + * will delete it. + */ diff --git a/arch/sh/include/asm/ioctls.h b/arch/sh/include/uapi/asm/ioctls.h index a6769f3..a6769f3 100644 --- a/arch/sh/include/asm/ioctls.h +++ b/arch/sh/include/uapi/asm/ioctls.h diff --git a/arch/sh/include/uapi/asm/posix_types.h b/arch/sh/include/uapi/asm/posix_types.h new file mode 100644 index 0000000..dc55e5a --- /dev/null +++ b/arch/sh/include/uapi/asm/posix_types.h @@ -0,0 +1,7 @@ +#ifndef __KERNEL__ +# ifdef __SH5__ +# include <asm/posix_types_64.h> +# else +# include <asm/posix_types_32.h> +# endif +#endif /* __KERNEL__ */ diff --git a/arch/sh/include/asm/posix_types_32.h b/arch/sh/include/uapi/asm/posix_types_32.h index ba0bdc4..ba0bdc4 100644 --- a/arch/sh/include/asm/posix_types_32.h +++ b/arch/sh/include/uapi/asm/posix_types_32.h diff --git a/arch/sh/include/asm/posix_types_64.h b/arch/sh/include/uapi/asm/posix_types_64.h index 244f7e9..244f7e9 100644 --- a/arch/sh/include/asm/posix_types_64.h +++ b/arch/sh/include/uapi/asm/posix_types_64.h diff --git a/arch/sh/include/uapi/asm/ptrace.h b/arch/sh/include/uapi/asm/ptrace.h new file mode 100644 index 0000000..8b8c5ac --- /dev/null +++ b/arch/sh/include/uapi/asm/ptrace.h @@ -0,0 +1,34 @@ +/* + * Copyright (C) 1999, 2000 Niibe Yutaka + */ +#ifndef _UAPI__ASM_SH_PTRACE_H +#define _UAPI__ASM_SH_PTRACE_H + + +#define PTRACE_GETREGS 12 /* General registers */ +#define PTRACE_SETREGS 13 + +#define PTRACE_GETFPREGS 14 /* FPU registers */ +#define PTRACE_SETFPREGS 15 + +#define PTRACE_GETFDPIC 31 /* get the ELF fdpic loadmap address */ + +#define PTRACE_GETFDPIC_EXEC 0 /* [addr] request the executable loadmap */ +#define PTRACE_GETFDPIC_INTERP 1 /* [addr] request the interpreter loadmap */ + +#define PTRACE_GETDSPREGS 55 /* DSP registers */ +#define PTRACE_SETDSPREGS 56 + +#define PT_TEXT_END_ADDR 240 +#define PT_TEXT_ADDR 244 /* &(struct user)->start_code */ +#define PT_DATA_ADDR 248 /* &(struct user)->start_data */ +#define PT_TEXT_LEN 252 + +#if defined(__SH5__) || defined(CONFIG_CPU_SH5) +#include <asm/ptrace_64.h> +#else +#include <asm/ptrace_32.h> +#endif + + +#endif /* _UAPI__ASM_SH_PTRACE_H */ diff --git a/arch/sh/include/uapi/asm/ptrace_32.h b/arch/sh/include/uapi/asm/ptrace_32.h new file mode 100644 index 0000000..926e0ce --- /dev/null +++ b/arch/sh/include/uapi/asm/ptrace_32.h @@ -0,0 +1,77 @@ +#ifndef _UAPI__ASM_SH_PTRACE_32_H +#define _UAPI__ASM_SH_PTRACE_32_H + +/* + * GCC defines register number like this: + * ----------------------------- + * 0 - 15 are integer registers + * 17 - 22 are control/special registers + * 24 - 39 fp registers + * 40 - 47 xd registers + * 48 - fpscr register + * ----------------------------- + * + * We follows above, except: + * 16 --- program counter (PC) + * 22 --- syscall # + * 23 --- floating point communication register + */ +#define REG_REG0 0 +#define REG_REG15 15 + +#define REG_PC 16 + +#define REG_PR 17 +#define REG_SR 18 +#define REG_GBR 19 +#define REG_MACH 20 +#define REG_MACL 21 + +#define REG_SYSCALL 22 + +#define REG_FPREG0 23 +#define REG_FPREG15 38 +#define REG_XFREG0 39 +#define REG_XFREG15 54 + +#define REG_FPSCR 55 +#define REG_FPUL 56 + +/* + * This struct defines the way the registers are stored on the + * kernel stack during a system call or other kernel entry. + */ +struct pt_regs { + unsigned long regs[16]; + unsigned long pc; + unsigned long pr; + unsigned long sr; + unsigned long gbr; + unsigned long mach; + unsigned long macl; + long tra; +}; + +/* + * This struct defines the way the DSP registers are stored on the + * kernel stack during a system call or other kernel entry. + */ +struct pt_dspregs { + unsigned long a1; + unsigned long a0g; + unsigned long a1g; + unsigned long m0; + unsigned long m1; + unsigned long a0; + unsigned long x0; + unsigned long x1; + unsigned long y0; + unsigned long y1; + unsigned long dsr; + unsigned long rs; + unsigned long re; + unsigned long mod; +}; + + +#endif /* _UAPI__ASM_SH_PTRACE_32_H */ diff --git a/arch/sh/include/uapi/asm/ptrace_64.h b/arch/sh/include/uapi/asm/ptrace_64.h new file mode 100644 index 0000000..0e52ee8 --- /dev/null +++ b/arch/sh/include/uapi/asm/ptrace_64.h @@ -0,0 +1,14 @@ +#ifndef _UAPI__ASM_SH_PTRACE_64_H +#define _UAPI__ASM_SH_PTRACE_64_H + +struct pt_regs { + unsigned long long pc; + unsigned long long sr; + long long syscall_nr; + unsigned long long regs[63]; + unsigned long long tregs[8]; + unsigned long long pad[2]; +}; + + +#endif /* _UAPI__ASM_SH_PTRACE_64_H */ diff --git a/arch/sh/include/uapi/asm/setup.h b/arch/sh/include/uapi/asm/setup.h new file mode 100644 index 0000000..552df83 --- /dev/null +++ b/arch/sh/include/uapi/asm/setup.h @@ -0,0 +1 @@ +#include <asm-generic/setup.h> diff --git a/arch/sh/include/asm/sigcontext.h b/arch/sh/include/uapi/asm/sigcontext.h index 8ce1435..8ce1435 100644 --- a/arch/sh/include/asm/sigcontext.h +++ b/arch/sh/include/uapi/asm/sigcontext.h diff --git a/arch/sh/include/asm/signal.h b/arch/sh/include/uapi/asm/signal.h index 9ac530a..9ac530a 100644 --- a/arch/sh/include/asm/signal.h +++ b/arch/sh/include/uapi/asm/signal.h diff --git a/arch/sh/include/asm/sockios.h b/arch/sh/include/uapi/asm/sockios.h index cf8b96b..cf8b96b 100644 --- a/arch/sh/include/asm/sockios.h +++ b/arch/sh/include/uapi/asm/sockios.h diff --git a/arch/sh/include/asm/stat.h b/arch/sh/include/uapi/asm/stat.h index e1810cc..e1810cc 100644 --- a/arch/sh/include/asm/stat.h +++ b/arch/sh/include/uapi/asm/stat.h diff --git a/arch/sh/include/asm/swab.h b/arch/sh/include/uapi/asm/swab.h index 1cd0976..1cd0976 100644 --- a/arch/sh/include/asm/swab.h +++ b/arch/sh/include/uapi/asm/swab.h diff --git a/arch/sh/include/uapi/asm/types.h b/arch/sh/include/uapi/asm/types.h new file mode 100644 index 0000000..b9e79bc --- /dev/null +++ b/arch/sh/include/uapi/asm/types.h @@ -0,0 +1 @@ +#include <asm-generic/types.h> diff --git a/arch/sh/include/uapi/asm/unistd.h b/arch/sh/include/uapi/asm/unistd.h new file mode 100644 index 0000000..eeef88d --- /dev/null +++ b/arch/sh/include/uapi/asm/unistd.h @@ -0,0 +1,7 @@ +#ifndef __KERNEL__ +# ifdef __SH5__ +# include <asm/unistd_64.h> +# else +# include <asm/unistd_32.h> +# endif +#endif diff --git a/arch/sh/include/asm/unistd_32.h b/arch/sh/include/uapi/asm/unistd_32.h index 72fd1e0..9e465f2 100644 --- a/arch/sh/include/asm/unistd_32.h +++ b/arch/sh/include/uapi/asm/unistd_32.h @@ -378,7 +378,8 @@ #define __NR_setns 364 #define __NR_process_vm_readv 365 #define __NR_process_vm_writev 366 +#define __NR_kcmp 367 -#define NR_syscalls 367 +#define NR_syscalls 368 #endif /* __ASM_SH_UNISTD_32_H */ diff --git a/arch/sh/include/asm/unistd_64.h b/arch/sh/include/uapi/asm/unistd_64.h index a28edc3..8e3a2ed 100644 --- a/arch/sh/include/asm/unistd_64.h +++ b/arch/sh/include/uapi/asm/unistd_64.h @@ -398,7 +398,8 @@ #define __NR_setns 375 #define __NR_process_vm_readv 376 #define __NR_process_vm_writev 377 +#define __NR_kcmp 378 -#define NR_syscalls 378 +#define NR_syscalls 379 #endif /* __ASM_SH_UNISTD_64_H */ diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S index 4b68f0f..fe97ae5 100644 --- a/arch/sh/kernel/syscalls_32.S +++ b/arch/sh/kernel/syscalls_32.S @@ -384,3 +384,4 @@ ENTRY(sys_call_table) .long sys_setns .long sys_process_vm_readv /* 365 */ .long sys_process_vm_writev + .long sys_kcmp diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S index 0956345..5c7b1c6 100644 --- a/arch/sh/kernel/syscalls_64.S +++ b/arch/sh/kernel/syscalls_64.S @@ -404,3 +404,4 @@ sys_call_table: .long sys_setns /* 375 */ .long sys_process_vm_readv .long sys_process_vm_writev + .long sys_kcmp diff --git a/arch/sparc/include/asm/ptrace.h b/arch/sparc/include/asm/ptrace.h index 0c6f6b0..da43bdc 100644 --- a/arch/sparc/include/asm/ptrace.h +++ b/arch/sparc/include/asm/ptrace.h @@ -42,7 +42,18 @@ struct global_reg_snapshot { struct thread_info *thread; unsigned long pad1; }; -extern struct global_reg_snapshot global_reg_snapshot[NR_CPUS]; + +struct global_pmu_snapshot { + unsigned long pcr[4]; + unsigned long pic[4]; +}; + +union global_cpu_snapshot { + struct global_reg_snapshot reg; + struct global_pmu_snapshot pmu; +}; + +extern union global_cpu_snapshot global_cpu_snapshot[NR_CPUS]; #define force_successful_syscall_return() \ do { current_thread_info()->syscall_noerror = 1; \ diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h index 29862a9..dd3bef4 100644 --- a/arch/sparc/include/asm/smp_64.h +++ b/arch/sparc/include/asm/smp_64.h @@ -48,6 +48,7 @@ extern void smp_fill_in_sib_core_maps(void); extern void cpu_play_dead(void); extern void smp_fetch_global_regs(void); +extern void smp_fetch_global_pmu(void); struct seq_file; void smp_bogo(struct seq_file *); @@ -65,6 +66,7 @@ extern void __cpu_die(unsigned int cpu); #define hard_smp_processor_id() 0 #define smp_fill_in_sib_core_maps() do { } while (0) #define smp_fetch_global_regs() do { } while (0) +#define smp_fetch_global_pmu() do { } while (0) #endif /* !(CONFIG_SMP) */ diff --git a/arch/sparc/include/uapi/asm/sigcontext.h b/arch/sparc/include/uapi/asm/sigcontext.h index e69de29..ae5704f 100644 --- a/arch/sparc/include/uapi/asm/sigcontext.h +++ b/arch/sparc/include/uapi/asm/sigcontext.h @@ -0,0 +1,4 @@ +/* + * There isn't anything here anymore, but the file must not be empty or patch + * will delete it. + */ diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index e48651d..885a8af 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -817,15 +817,17 @@ static u64 nop_for_index(int idx) static inline void sparc_pmu_enable_event(struct cpu_hw_events *cpuc, struct hw_perf_event *hwc, int idx) { - u64 val, mask = mask_for_index(idx); + u64 enc, val, mask = mask_for_index(idx); int pcr_index = 0; if (sparc_pmu->num_pcrs > 1) pcr_index = idx; + enc = perf_event_get_enc(cpuc->events[idx]); + val = cpuc->pcr[pcr_index]; val &= ~mask; - val |= hwc->config; + val |= event_encoding(enc, idx); cpuc->pcr[pcr_index] = val; pcr_ops->write_pcr(pcr_index, cpuc->pcr[pcr_index]); @@ -1738,8 +1740,6 @@ static void perf_callchain_user_64(struct perf_callchain_entry *entry, { unsigned long ufp; - perf_callchain_store(entry, regs->tpc); - ufp = regs->u_regs[UREG_I6] + STACK_BIAS; do { struct sparc_stackf *usf, sf; @@ -1760,8 +1760,6 @@ static void perf_callchain_user_32(struct perf_callchain_entry *entry, { unsigned long ufp; - perf_callchain_store(entry, regs->tpc); - ufp = regs->u_regs[UREG_I6] & 0xffffffffUL; do { struct sparc_stackf32 *usf, sf; @@ -1780,6 +1778,11 @@ static void perf_callchain_user_32(struct perf_callchain_entry *entry, void perf_callchain_user(struct perf_callchain_entry *entry, struct pt_regs *regs) { + perf_callchain_store(entry, regs->tpc); + + if (!current->mm) + return; + flushw_user(); if (test_thread_flag(TIF_32BIT)) perf_callchain_user_32(entry, regs); diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c index fcaa594..d778248 100644 --- a/arch/sparc/kernel/process_64.c +++ b/arch/sparc/kernel/process_64.c @@ -27,6 +27,7 @@ #include <linux/tick.h> #include <linux/init.h> #include <linux/cpu.h> +#include <linux/perf_event.h> #include <linux/elfcore.h> #include <linux/sysrq.h> #include <linux/nmi.h> @@ -47,6 +48,7 @@ #include <asm/syscalls.h> #include <asm/irq_regs.h> #include <asm/smp.h> +#include <asm/pcr.h> #include "kstack.h" @@ -204,18 +206,22 @@ void show_regs(struct pt_regs *regs) show_stack(current, (unsigned long *) regs->u_regs[UREG_FP]); } -struct global_reg_snapshot global_reg_snapshot[NR_CPUS]; -static DEFINE_SPINLOCK(global_reg_snapshot_lock); +union global_cpu_snapshot global_cpu_snapshot[NR_CPUS]; +static DEFINE_SPINLOCK(global_cpu_snapshot_lock); static void __global_reg_self(struct thread_info *tp, struct pt_regs *regs, int this_cpu) { + struct global_reg_snapshot *rp; + flushw_all(); - global_reg_snapshot[this_cpu].tstate = regs->tstate; - global_reg_snapshot[this_cpu].tpc = regs->tpc; - global_reg_snapshot[this_cpu].tnpc = regs->tnpc; - global_reg_snapshot[this_cpu].o7 = regs->u_regs[UREG_I7]; + rp = &global_cpu_snapshot[this_cpu].reg; + + rp->tstate = regs->tstate; + rp->tpc = regs->tpc; + rp->tnpc = regs->tnpc; + rp->o7 = regs->u_regs[UREG_I7]; if (regs->tstate & TSTATE_PRIV) { struct reg_window *rw; @@ -223,17 +229,17 @@ static void __global_reg_self(struct thread_info *tp, struct pt_regs *regs, rw = (struct reg_window *) (regs->u_regs[UREG_FP] + STACK_BIAS); if (kstack_valid(tp, (unsigned long) rw)) { - global_reg_snapshot[this_cpu].i7 = rw->ins[7]; + rp->i7 = rw->ins[7]; rw = (struct reg_window *) (rw->ins[6] + STACK_BIAS); if (kstack_valid(tp, (unsigned long) rw)) - global_reg_snapshot[this_cpu].rpc = rw->ins[7]; + rp->rpc = rw->ins[7]; } } else { - global_reg_snapshot[this_cpu].i7 = 0; - global_reg_snapshot[this_cpu].rpc = 0; + rp->i7 = 0; + rp->rpc = 0; } - global_reg_snapshot[this_cpu].thread = tp; + rp->thread = tp; } /* In order to avoid hangs we do not try to synchronize with the @@ -261,9 +267,9 @@ void arch_trigger_all_cpu_backtrace(void) if (!regs) regs = tp->kregs; - spin_lock_irqsave(&global_reg_snapshot_lock, flags); + spin_lock_irqsave(&global_cpu_snapshot_lock, flags); - memset(global_reg_snapshot, 0, sizeof(global_reg_snapshot)); + memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot)); this_cpu = raw_smp_processor_id(); @@ -272,7 +278,7 @@ void arch_trigger_all_cpu_backtrace(void) smp_fetch_global_regs(); for_each_online_cpu(cpu) { - struct global_reg_snapshot *gp = &global_reg_snapshot[cpu]; + struct global_reg_snapshot *gp = &global_cpu_snapshot[cpu].reg; __global_reg_poll(gp); @@ -295,9 +301,9 @@ void arch_trigger_all_cpu_backtrace(void) } } - memset(global_reg_snapshot, 0, sizeof(global_reg_snapshot)); + memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot)); - spin_unlock_irqrestore(&global_reg_snapshot_lock, flags); + spin_unlock_irqrestore(&global_cpu_snapshot_lock, flags); } #ifdef CONFIG_MAGIC_SYSRQ @@ -309,16 +315,90 @@ static void sysrq_handle_globreg(int key) static struct sysrq_key_op sparc_globalreg_op = { .handler = sysrq_handle_globreg, - .help_msg = "Globalregs", + .help_msg = "global-regs(Y)", .action_msg = "Show Global CPU Regs", }; -static int __init sparc_globreg_init(void) +static void __global_pmu_self(int this_cpu) +{ + struct global_pmu_snapshot *pp; + int i, num; + + pp = &global_cpu_snapshot[this_cpu].pmu; + + num = 1; + if (tlb_type == hypervisor && + sun4v_chip_type >= SUN4V_CHIP_NIAGARA4) + num = 4; + + for (i = 0; i < num; i++) { + pp->pcr[i] = pcr_ops->read_pcr(i); + pp->pic[i] = pcr_ops->read_pic(i); + } +} + +static void __global_pmu_poll(struct global_pmu_snapshot *pp) +{ + int limit = 0; + + while (!pp->pcr[0] && ++limit < 100) { + barrier(); + udelay(1); + } +} + +static void pmu_snapshot_all_cpus(void) { - return register_sysrq_key('y', &sparc_globalreg_op); + unsigned long flags; + int this_cpu, cpu; + + spin_lock_irqsave(&global_cpu_snapshot_lock, flags); + + memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot)); + + this_cpu = raw_smp_processor_id(); + + __global_pmu_self(this_cpu); + + smp_fetch_global_pmu(); + + for_each_online_cpu(cpu) { + struct global_pmu_snapshot *pp = &global_cpu_snapshot[cpu].pmu; + + __global_pmu_poll(pp); + + printk("%c CPU[%3d]: PCR[%08lx:%08lx:%08lx:%08lx] PIC[%08lx:%08lx:%08lx:%08lx]\n", + (cpu == this_cpu ? '*' : ' '), cpu, + pp->pcr[0], pp->pcr[1], pp->pcr[2], pp->pcr[3], + pp->pic[0], pp->pic[1], pp->pic[2], pp->pic[3]); + } + + memset(global_cpu_snapshot, 0, sizeof(global_cpu_snapshot)); + + spin_unlock_irqrestore(&global_cpu_snapshot_lock, flags); +} + +static void sysrq_handle_globpmu(int key) +{ + pmu_snapshot_all_cpus(); +} + +static struct sysrq_key_op sparc_globalpmu_op = { + .handler = sysrq_handle_globpmu, + .help_msg = "global-pmu(X)", + .action_msg = "Show Global PMU Regs", +}; + +static int __init sparc_sysrq_init(void) +{ + int ret = register_sysrq_key('y', &sparc_globalreg_op); + + if (!ret) + ret = register_sysrq_key('x', &sparc_globalpmu_op); + return ret; } -core_initcall(sparc_globreg_init); +core_initcall(sparc_sysrq_init); #endif diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c index 781bcb1..d94b878 100644 --- a/arch/sparc/kernel/smp_64.c +++ b/arch/sparc/kernel/smp_64.c @@ -852,6 +852,8 @@ extern unsigned long xcall_flush_tlb_mm; extern unsigned long xcall_flush_tlb_pending; extern unsigned long xcall_flush_tlb_kernel_range; extern unsigned long xcall_fetch_glob_regs; +extern unsigned long xcall_fetch_glob_pmu; +extern unsigned long xcall_fetch_glob_pmu_n4; extern unsigned long xcall_receive_signal; extern unsigned long xcall_new_mmu_context_version; #ifdef CONFIG_KGDB @@ -1000,6 +1002,15 @@ void smp_fetch_global_regs(void) smp_cross_call(&xcall_fetch_glob_regs, 0, 0, 0); } +void smp_fetch_global_pmu(void) +{ + if (tlb_type == hypervisor && + sun4v_chip_type >= SUN4V_CHIP_NIAGARA4) + smp_cross_call(&xcall_fetch_glob_pmu_n4, 0, 0, 0); + else + smp_cross_call(&xcall_fetch_glob_pmu, 0, 0, 0); +} + /* We know that the window frames of the user have been flushed * to the stack before we get here because all callers of us * are flush_tlb_*() routines, and these run after flush_cache_*() diff --git a/arch/sparc/mm/ultra.S b/arch/sparc/mm/ultra.S index 874162a..f8e13d4 100644 --- a/arch/sparc/mm/ultra.S +++ b/arch/sparc/mm/ultra.S @@ -481,8 +481,8 @@ xcall_sync_tick: .globl xcall_fetch_glob_regs xcall_fetch_glob_regs: - sethi %hi(global_reg_snapshot), %g1 - or %g1, %lo(global_reg_snapshot), %g1 + sethi %hi(global_cpu_snapshot), %g1 + or %g1, %lo(global_cpu_snapshot), %g1 __GET_CPUID(%g2) sllx %g2, 6, %g3 add %g1, %g3, %g1 @@ -509,6 +509,66 @@ xcall_fetch_glob_regs: stx %g3, [%g1 + GR_SNAP_THREAD] retry + .globl xcall_fetch_glob_pmu +xcall_fetch_glob_pmu: + sethi %hi(global_cpu_snapshot), %g1 + or %g1, %lo(global_cpu_snapshot), %g1 + __GET_CPUID(%g2) + sllx %g2, 6, %g3 + add %g1, %g3, %g1 + rd %pic, %g7 + stx %g7, [%g1 + (4 * 8)] + rd %pcr, %g7 + stx %g7, [%g1 + (0 * 8)] + retry + + .globl xcall_fetch_glob_pmu_n4 +xcall_fetch_glob_pmu_n4: + sethi %hi(global_cpu_snapshot), %g1 + or %g1, %lo(global_cpu_snapshot), %g1 + __GET_CPUID(%g2) + sllx %g2, 6, %g3 + add %g1, %g3, %g1 + + ldxa [%g0] ASI_PIC, %g7 + stx %g7, [%g1 + (4 * 8)] + mov 0x08, %g3 + ldxa [%g3] ASI_PIC, %g7 + stx %g7, [%g1 + (5 * 8)] + mov 0x10, %g3 + ldxa [%g3] ASI_PIC, %g7 + stx %g7, [%g1 + (6 * 8)] + mov 0x18, %g3 + ldxa [%g3] ASI_PIC, %g7 + stx %g7, [%g1 + (7 * 8)] + + mov %o0, %g2 + mov %o1, %g3 + mov %o5, %g7 + + mov HV_FAST_VT_GET_PERFREG, %o5 + mov 3, %o0 + ta HV_FAST_TRAP + stx %o1, [%g1 + (3 * 8)] + mov HV_FAST_VT_GET_PERFREG, %o5 + mov 2, %o0 + ta HV_FAST_TRAP + stx %o1, [%g1 + (2 * 8)] + mov HV_FAST_VT_GET_PERFREG, %o5 + mov 1, %o0 + ta HV_FAST_TRAP + stx %o1, [%g1 + (1 * 8)] + mov HV_FAST_VT_GET_PERFREG, %o5 + mov 0, %o0 + ta HV_FAST_TRAP + stx %o1, [%g1 + (0 * 8)] + + mov %g2, %o0 + mov %g3, %o1 + mov %g7, %o5 + + retry + #ifdef DCACHE_ALIASING_POSSIBLE .align 32 .globl xcall_flush_dcache_page_cheetah diff --git a/arch/tile/include/arch/Kbuild b/arch/tile/include/arch/Kbuild index e69de29..3751c9f 100644 --- a/arch/tile/include/arch/Kbuild +++ b/arch/tile/include/arch/Kbuild @@ -0,0 +1 @@ +# Tile arch headers diff --git a/arch/tile/include/asm/Kbuild b/arch/tile/include/asm/Kbuild index c68808a..6948015 100644 --- a/arch/tile/include/asm/Kbuild +++ b/arch/tile/include/asm/Kbuild @@ -1,8 +1,6 @@ header-y += ../arch/ -header-y += ucontext.h - generic-y += bug.h generic-y += bugs.h generic-y += clkdev.h @@ -37,5 +35,4 @@ generic-y += statfs.h generic-y += termbits.h generic-y += termios.h generic-y += types.h -generic-y += ucontext.h generic-y += xor.h diff --git a/arch/tile/include/uapi/asm/Kbuild b/arch/tile/include/uapi/asm/Kbuild index 5c6915f..c20db8e 100644 --- a/arch/tile/include/uapi/asm/Kbuild +++ b/arch/tile/include/uapi/asm/Kbuild @@ -15,4 +15,7 @@ header-y += siginfo.h header-y += signal.h header-y += stat.h header-y += swab.h +header-y += ucontext.h header-y += unistd.h + +generic-y += ucontext.h diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 58790bd..05afcca 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -142,7 +142,7 @@ KBUILD_CFLAGS += $(call cc-option,-mno-avx,) KBUILD_CFLAGS += $(mflags-y) KBUILD_AFLAGS += $(mflags-y) -archscripts: +archscripts: scripts_basic $(Q)$(MAKE) $(build)=arch/x86/tools relocs ### diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index 7c04d0d..1b9c22b 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -515,6 +515,11 @@ static int xts_aesni_setkey(struct crypto_tfm *tfm, const u8 *key, } +static void aesni_xts_tweak(void *ctx, u8 *out, const u8 *in) +{ + aesni_enc(ctx, out, in); +} + static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, struct scatterlist *src, unsigned int nbytes) { @@ -525,7 +530,7 @@ static int xts_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, .tbuflen = sizeof(buf), .tweak_ctx = aes_ctx(ctx->raw_tweak_ctx), - .tweak_fn = XTS_TWEAK_CAST(aesni_enc), + .tweak_fn = aesni_xts_tweak, .crypt_ctx = aes_ctx(ctx->raw_crypt_ctx), .crypt_fn = lrw_xts_encrypt_callback, }; @@ -550,7 +555,7 @@ static int xts_decrypt(struct blkcipher_desc *desc, struct scatterlist *dst, .tbuflen = sizeof(buf), .tweak_ctx = aes_ctx(ctx->raw_tweak_ctx), - .tweak_fn = XTS_TWEAK_CAST(aesni_enc), + .tweak_fn = aesni_xts_tweak, .crypt_ctx = aes_ctx(ctx->raw_crypt_ctx), .crypt_fn = lrw_xts_decrypt_callback, }; |
