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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2010-06-14 02:49:00 -0400
committerIngo Molnar <mingo@elte.hu>2010-09-09 14:46:29 -0400
commit33696fc0d141bbbcb12f75b69608ea83282e3117 (patch)
tree72e08dba377d57eb7dd8c08a937a6de10e8af9c4 /arch/alpha/kernel/perf_event.c
parent24cd7f54a0d47e1d5b3de29e2456bfbd2d8447b7 (diff)
perf: Per PMU disable
Changes perf_disable() into perf_pmu_disable(). Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: paulus <paulus@samba.org> Cc: stephane eranian <eranian@googlemail.com> Cc: Robert Richter <robert.richter@amd.com> Cc: Will Deacon <will.deacon@arm.com> Cc: Paul Mundt <lethal@linux-sh.org> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Cyrill Gorcunov <gorcunov@gmail.com> Cc: Lin Ming <ming.m.lin@intel.com> Cc: Yanmin <yanmin_zhang@linux.intel.com> Cc: Deng-Cheng Zhu <dengcheng.zhu@gmail.com> Cc: David Miller <davem@davemloft.net> Cc: Michael Cree <mcree@orcon.net.nz> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/alpha/kernel/perf_event.c')
-rw-r--r--arch/alpha/kernel/perf_event.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/arch/alpha/kernel/perf_event.c b/arch/alpha/kernel/perf_event.c
index 19660b5c298f..3e260731f8e6 100644
--- a/arch/alpha/kernel/perf_event.c
+++ b/arch/alpha/kernel/perf_event.c
@@ -435,7 +435,7 @@ static int alpha_pmu_enable(struct perf_event *event)
435 * nevertheless we disable the PMCs first to enable a potential 435 * nevertheless we disable the PMCs first to enable a potential
436 * final PMI to occur before we disable interrupts. 436 * final PMI to occur before we disable interrupts.
437 */ 437 */
438 perf_disable(); 438 perf_pmu_disable(event->pmu);
439 local_irq_save(flags); 439 local_irq_save(flags);
440 440
441 /* Default to error to be returned */ 441 /* Default to error to be returned */
@@ -456,7 +456,7 @@ static int alpha_pmu_enable(struct perf_event *event)
456 } 456 }
457 457
458 local_irq_restore(flags); 458 local_irq_restore(flags);
459 perf_enable(); 459 perf_pmu_enable(event->pmu);
460 460
461 return ret; 461 return ret;
462} 462}
@@ -474,7 +474,7 @@ static void alpha_pmu_disable(struct perf_event *event)
474 unsigned long flags; 474 unsigned long flags;
475 int j; 475 int j;
476 476
477 perf_disable(); 477 perf_pmu_disable(event->pmu);
478 local_irq_save(flags); 478 local_irq_save(flags);
479 479
480 for (j = 0; j < cpuc->n_events; j++) { 480 for (j = 0; j < cpuc->n_events; j++) {
@@ -502,7 +502,7 @@ static void alpha_pmu_disable(struct perf_event *event)
502 } 502 }
503 503
504 local_irq_restore(flags); 504 local_irq_restore(flags);
505 perf_enable(); 505 perf_pmu_enable(event->pmu);
506} 506}
507 507
508 508
@@ -668,18 +668,10 @@ static int alpha_pmu_event_init(struct perf_event *event)
668 return err; 668 return err;
669} 669}
670 670
671static struct pmu pmu = {
672 .event_init = alpha_pmu_event_init,
673 .enable = alpha_pmu_enable,
674 .disable = alpha_pmu_disable,
675 .read = alpha_pmu_read,
676 .unthrottle = alpha_pmu_unthrottle,
677};
678
679/* 671/*
680 * Main entry point - enable HW performance counters. 672 * Main entry point - enable HW performance counters.
681 */ 673 */
682void hw_perf_enable(void) 674static void alpha_pmu_pmu_enable(struct pmu *pmu)
683{ 675{
684 struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); 676 struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
685 677
@@ -705,7 +697,7 @@ void hw_perf_enable(void)
705 * Main entry point - disable HW performance counters. 697 * Main entry point - disable HW performance counters.
706 */ 698 */
707 699
708void hw_perf_disable(void) 700static void alpha_pmu_pmu_disable(struct pmu *pmu)
709{ 701{
710 struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events); 702 struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
711 703
@@ -718,6 +710,16 @@ void hw_perf_disable(void)
718 wrperfmon(PERFMON_CMD_DISABLE, cpuc->idx_mask); 710 wrperfmon(PERFMON_CMD_DISABLE, cpuc->idx_mask);
719} 711}
720 712
713static struct pmu pmu = {
714 .pmu_enable = alpha_pmu_pmu_enable,
715 .pmu_disable = alpha_pmu_pmu_disable,
716 .event_init = alpha_pmu_event_init,
717 .enable = alpha_pmu_enable,
718 .disable = alpha_pmu_disable,
719 .read = alpha_pmu_read,
720 .unthrottle = alpha_pmu_unthrottle,
721};
722
721 723
722/* 724/*
723 * Main entry point - don't know when this is called but it 725 * Main entry point - don't know when this is called but it