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| author | Peter Zijlstra <peterz@infradead.org> | 2008-12-10 08:08:22 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-12 12:08:26 +0100 |
| commit | cbc34ed1ac36690f75fd272e19e7b4fc29aae5a2 (patch) | |
| tree | be0c1e0d4ed4eab1c9385198372dc64de50c9f1b /kernel/sched.c | |
| parent | Merge branches 'tracing/function-graph-tracer' and 'tracing/ring-buffer' into... (diff) | |
| download | linux-cbc34ed1ac36690f75fd272e19e7b4fc29aae5a2.tar.xz linux-cbc34ed1ac36690f75fd272e19e7b4fc29aae5a2.zip | |
sched: fix tracepoints in scheduler
The trace point only caught one of many places where a task changes cpu,
put it in the right place to we get all of them.
Change the signature while we're at it.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/sched.c')
| -rw-r--r-- | kernel/sched.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sched.c b/kernel/sched.c index 7729c4bbc8ba..d377097572f9 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -1851,6 +1851,8 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu) clock_offset = old_rq->clock - new_rq->clock; + trace_sched_migrate_task(p, task_cpu(p), new_cpu); + #ifdef CONFIG_SCHEDSTATS if (p->se.wait_start) p->se.wait_start -= clock_offset; @@ -2868,7 +2870,6 @@ static void sched_migrate_task(struct task_struct *p, int dest_cpu) || unlikely(!cpu_active(dest_cpu))) goto out; - trace_sched_migrate_task(rq, p, dest_cpu); /* force the process onto the specified CPU */ if (migrate_task(p, dest_cpu, &req)) { /* Need to wait for migration thread (might exit: take ref). */ |