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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/arm/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/arm/kernel/perf_event.c')
-rw-r--r--arch/arm/kernel/perf_event.c28
1 files changed, 14 insertions, 14 deletions
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index afc92c580d18..3343f3f4b973 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -277,7 +277,7 @@ armpmu_enable(struct perf_event *event)
277 int idx; 277 int idx;
278 int err = 0; 278 int err = 0;
279 279
280 perf_disable(); 280 perf_pmu_disable(event->pmu);
281 281
282 /* If we don't have a space for the counter then finish early. */ 282 /* If we don't have a space for the counter then finish early. */
283 idx = armpmu->get_event_idx(cpuc, hwc); 283 idx = armpmu->get_event_idx(cpuc, hwc);
@@ -305,7 +305,7 @@ armpmu_enable(struct perf_event *event)
305 perf_event_update_userpage(event); 305 perf_event_update_userpage(event);
306 306
307out: 307out:
308 perf_enable(); 308 perf_pmu_enable(event->pmu);
309 return err; 309 return err;
310} 310}
311 311
@@ -534,16 +534,7 @@ static int armpmu_event_init(struct perf_event *event)
534 return err; 534 return err;
535} 535}
536 536
537static struct pmu pmu = { 537static void armpmu_pmu_enable(struct pmu *pmu)
538 .event_init = armpmu_event_init,
539 .enable = armpmu_enable,
540 .disable = armpmu_disable,
541 .unthrottle = armpmu_unthrottle,
542 .read = armpmu_read,
543};
544
545void
546hw_perf_enable(void)
547{ 538{
548 /* Enable all of the perf events on hardware. */ 539 /* Enable all of the perf events on hardware. */
549 int idx; 540 int idx;
@@ -564,13 +555,22 @@ hw_perf_enable(void)
564 armpmu->start(); 555 armpmu->start();
565} 556}
566 557
567void 558static void armpmu_pmu_disable(struct pmu *pmu)
568hw_perf_disable(void)
569{ 559{
570 if (armpmu) 560 if (armpmu)
571 armpmu->stop(); 561 armpmu->stop();
572} 562}
573 563
564static struct pmu pmu = {
565 .pmu_enable = armpmu_pmu_enable,
566 .pmu_disable= armpmu_pmu_disable,
567 .event_init = armpmu_event_init,
568 .enable = armpmu_enable,
569 .disable = armpmu_disable,
570 .unthrottle = armpmu_unthrottle,
571 .read = armpmu_read,
572};
573
574/* 574/*
575 * ARMv6 Performance counter handling code. 575 * ARMv6 Performance counter handling code.
576 * 576 *