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authorPeter Zijlstra2009-12-27 11:51:52 +0100
committerIngo Molnar2009-12-28 09:21:33 +0100
commit49f474331e563a6ecf3b1e87ec27ec5482b3e4f1 (patch)
treee3e4b5c718fd3d35ce01d4fe015886d9f3336760 /kernel/sched.c
parent4cf40131a5cf4918e83b3756e58a1fc9e984f8ef (diff)
perf events: Remove arg from perf sched hooks
Since we only ever schedule the local cpu, there is no need to pass the cpu number to the perf sched hooks. This micro-optimizes things a bit. Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
-rw-r--r--kernel/sched.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/sched.c b/kernel/sched.c
index 18cceeecce35..d6527ac0f6e7 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -2752,7 +2752,7 @@ static void finish_task_switch(struct rq *rq, struct task_struct *prev)
*/
prev_state = prev->state;
finish_arch_switch(prev);
- perf_event_task_sched_in(current, cpu_of(rq));
+ perf_event_task_sched_in(current);
finish_lock_switch(rq, prev);
fire_sched_in_preempt_notifiers(current);
@@ -5266,7 +5266,7 @@ void scheduler_tick(void)
curr->sched_class->task_tick(rq, curr, 0);
raw_spin_unlock(&rq->lock);
- perf_event_task_tick(curr, cpu);
+ perf_event_task_tick(curr);
#ifdef CONFIG_SMP
rq->idle_at_tick = idle_cpu(cpu);
@@ -5480,7 +5480,7 @@ need_resched_nonpreemptible:
if (likely(prev != next)) {
sched_info_switch(prev, next);
- perf_event_task_sched_out(prev, next, cpu);
+ perf_event_task_sched_out(prev, next);
rq->nr_switches++;
rq->curr = next;