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| author |   Ingo Molnar <mingo@elte.hu> | 2008-05-12 21:20:52 +0200 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@linutronix.de> | 2008-05-23 21:07:31 +0200 |
| commit | 4ac3ba41d372e3a9e420b36bc43589662b188a14 (patch) | |
| tree | b8dd93a0226a92b5f55e5ff1e51712424a7be729 /kernel/trace/trace_sched_switch.c | |
| parent | ftrace: fix __trace_special() (diff) | |
| download | linux-dev-4ac3ba41d372e3a9e420b36bc43589662b188a14.tar.xz linux-dev-4ac3ba41d372e3a9e420b36bc43589662b188a14.zip | |
ftrace: trace scheduler rbtree
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/trace/trace_sched_switch.c')
| -rw-r--r-- | kernel/trace/trace_sched_switch.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c index 12658b3f2b28..5555b906a666 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -36,7 +36,8 @@ ctx_switch_func(void *__rq, struct task_struct *prev, struct task_struct *next) if (likely(disabled == 1)) { tracing_sched_switch_trace(tr, data, prev, next, flags); - ftrace_all_fair_tasks(__rq, tr, data); + if (trace_flags & TRACE_ITER_SCHED_TREE) + ftrace_all_fair_tasks(__rq, tr, data); } atomic_dec(&data->disabled); @@ -62,7 +63,8 @@ wakeup_func(void *__rq, struct task_struct *wakee, struct task_struct *curr) if (likely(disabled == 1)) { tracing_sched_wakeup_trace(tr, data, wakee, curr, flags); - ftrace_all_fair_tasks(__rq, tr, data); + if (trace_flags & TRACE_ITER_SCHED_TREE) + ftrace_all_fair_tasks(__rq, tr, data); } atomic_dec(&data->disabled); |