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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2010-06-14 08:49:00 +0200
committerIngo Molnar <mingo@elte.hu>2010-09-09 20:46:29 +0200
commit33696fc0d141bbbcb12f75b69608ea83282e3117 (patch)
tree72e08dba377d57eb7dd8c08a937a6de10e8af9c4 /arch/sh/kernel/perf_event.c
parentperf: Reduce perf_disable() usage (diff)
downloadlinux-33696fc0d141bbbcb12f75b69608ea83282e3117.tar.xz
linux-33696fc0d141bbbcb12f75b69608ea83282e3117.zip
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/sh/kernel/perf_event.c')
-rw-r--r--arch/sh/kernel/perf_event.c38
1 files changed, 20 insertions, 18 deletions
diff --git a/arch/sh/kernel/perf_event.c b/arch/sh/kernel/perf_event.c
index d042989ceb45..4bbe19058a58 100644
--- a/arch/sh/kernel/perf_event.c
+++ b/arch/sh/kernel/perf_event.c
@@ -232,7 +232,7 @@ static int sh_pmu_enable(struct perf_event *event)
int idx = hwc->idx;
int ret = -EAGAIN;
- perf_disable();
+ perf_pmu_disable(event->pmu);
if (test_and_set_bit(idx, cpuc->used_mask)) {
idx = find_first_zero_bit(cpuc->used_mask, sh_pmu->num_events);
@@ -253,7 +253,7 @@ static int sh_pmu_enable(struct perf_event *event)
perf_event_update_userpage(event);
ret = 0;
out:
- perf_enable();
+ perf_pmu_enable(event->pmu);
return ret;
}
@@ -285,7 +285,25 @@ static int sh_pmu_event_init(struct perf_event *event)
return err;
}
+static void sh_pmu_pmu_enable(struct pmu *pmu)
+{
+ if (!sh_pmu_initialized())
+ return;
+
+ sh_pmu->enable_all();
+}
+
+static void sh_pmu_pmu_disable(struct pmu *pmu)
+{
+ if (!sh_pmu_initialized())
+ return;
+
+ sh_pmu->disable_all();
+}
+
static struct pmu pmu = {
+ .pmu_enable = sh_pmu_pmu_enable,
+ .pmu_disable = sh_pmu_pmu_disable,
.event_init = sh_pmu_event_init,
.enable = sh_pmu_enable,
.disable = sh_pmu_disable,
@@ -316,22 +334,6 @@ sh_pmu_notifier(struct notifier_block *self, unsigned long action, void *hcpu)
return NOTIFY_OK;
}
-void hw_perf_enable(void)
-{
- if (!sh_pmu_initialized())
- return;
-
- sh_pmu->enable_all();
-}
-
-void hw_perf_disable(void)
-{
- if (!sh_pmu_initialized())
- return;
-
- sh_pmu->disable_all();
-}
-
int __cpuinit register_sh_pmu(struct sh_pmu *pmu)
{
if (sh_pmu)