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Diffstat (limited to 'arch/powerpc/kernel/time.c')
-rw-r--r--arch/powerpc/kernel/time.c22
1 files changed, 11 insertions, 11 deletions
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 7505599c2593..9f8ea617ff2c 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -458,9 +458,9 @@ static inline void clear_irq_work_pending(void)
458 458
459DEFINE_PER_CPU(u8, irq_work_pending); 459DEFINE_PER_CPU(u8, irq_work_pending);
460 460
461#define set_irq_work_pending_flag() __get_cpu_var(irq_work_pending) = 1 461#define set_irq_work_pending_flag() __this_cpu_write(irq_work_pending, 1)
462#define test_irq_work_pending() __get_cpu_var(irq_work_pending) 462#define test_irq_work_pending() __this_cpu_read(irq_work_pending)
463#define clear_irq_work_pending() __get_cpu_var(irq_work_pending) = 0 463#define clear_irq_work_pending() __this_cpu_write(irq_work_pending, 0)
464 464
465#endif /* 32 vs 64 bit */ 465#endif /* 32 vs 64 bit */
466 466
@@ -482,8 +482,8 @@ void arch_irq_work_raise(void)
482static void __timer_interrupt(void) 482static void __timer_interrupt(void)
483{ 483{
484 struct pt_regs *regs = get_irq_regs(); 484 struct pt_regs *regs = get_irq_regs();
485 u64 *next_tb = &__get_cpu_var(decrementers_next_tb); 485 u64 *next_tb = this_cpu_ptr(&decrementers_next_tb);
486 struct clock_event_device *evt = &__get_cpu_var(decrementers); 486 struct clock_event_device *evt = this_cpu_ptr(&decrementers);
487 u64 now; 487 u64 now;
488 488
489 trace_timer_interrupt_entry(regs); 489 trace_timer_interrupt_entry(regs);
@@ -498,7 +498,7 @@ static void __timer_interrupt(void)
498 *next_tb = ~(u64)0; 498 *next_tb = ~(u64)0;
499 if (evt->event_handler) 499 if (evt->event_handler)
500 evt->event_handler(evt); 500 evt->event_handler(evt);
501 __get_cpu_var(irq_stat).timer_irqs_event++; 501 __this_cpu_inc(irq_stat.timer_irqs_event);
502 } else { 502 } else {
503 now = *next_tb - now; 503 now = *next_tb - now;
504 if (now <= DECREMENTER_MAX) 504 if (now <= DECREMENTER_MAX)
@@ -506,13 +506,13 @@ static void __timer_interrupt(void)
506 /* We may have raced with new irq work */ 506 /* We may have raced with new irq work */
507 if (test_irq_work_pending()) 507 if (test_irq_work_pending())
508 set_dec(1); 508 set_dec(1);
509 __get_cpu_var(irq_stat).timer_irqs_others++; 509 __this_cpu_inc(irq_stat.timer_irqs_others);
510 } 510 }
511 511
512#ifdef CONFIG_PPC64 512#ifdef CONFIG_PPC64
513 /* collect purr register values often, for accurate calculations */ 513 /* collect purr register values often, for accurate calculations */
514 if (firmware_has_feature(FW_FEATURE_SPLPAR)) { 514 if (firmware_has_feature(FW_FEATURE_SPLPAR)) {
515 struct cpu_usage *cu = &__get_cpu_var(cpu_usage_array); 515 struct cpu_usage *cu = this_cpu_ptr(&cpu_usage_array);
516 cu->current_tb = mfspr(SPRN_PURR); 516 cu->current_tb = mfspr(SPRN_PURR);
517 } 517 }
518#endif 518#endif
@@ -527,7 +527,7 @@ static void __timer_interrupt(void)
527void timer_interrupt(struct pt_regs * regs) 527void timer_interrupt(struct pt_regs * regs)
528{ 528{
529 struct pt_regs *old_regs; 529 struct pt_regs *old_regs;
530 u64 *next_tb = &__get_cpu_var(decrementers_next_tb); 530 u64 *next_tb = this_cpu_ptr(&decrementers_next_tb);
531 531
532 /* Ensure a positive value is written to the decrementer, or else 532 /* Ensure a positive value is written to the decrementer, or else
533 * some CPUs will continue to take decrementer exceptions. 533 * some CPUs will continue to take decrementer exceptions.
@@ -813,7 +813,7 @@ static void __init clocksource_init(void)
813static int decrementer_set_next_event(unsigned long evt, 813static int decrementer_set_next_event(unsigned long evt,
814 struct clock_event_device *dev) 814 struct clock_event_device *dev)
815{ 815{
816 __get_cpu_var(decrementers_next_tb) = get_tb_or_rtc() + evt; 816 __this_cpu_write(decrementers_next_tb, get_tb_or_rtc() + evt);
817 set_dec(evt); 817 set_dec(evt);
818 818
819 /* We may have raced with new irq work */ 819 /* We may have raced with new irq work */
@@ -833,7 +833,7 @@ static void decrementer_set_mode(enum clock_event_mode mode,
833/* Interrupt handler for the timer broadcast IPI */ 833/* Interrupt handler for the timer broadcast IPI */
834void tick_broadcast_ipi_handler(void) 834void tick_broadcast_ipi_handler(void)
835{ 835{
836 u64 *next_tb = &__get_cpu_var(decrementers_next_tb); 836 u64 *next_tb = this_cpu_ptr(&decrementers_next_tb);
837 837
838 *next_tb = get_tb_or_rtc(); 838 *next_tb = get_tb_or_rtc();
839 __timer_interrupt(); 839 __timer_interrupt();