| Date | Wed, 23 Jan 2008 11:02:53 -0500 | From | Steven Rostedt <> | Subject | [PATCH 17/20 -v5] Add marker in try_to_wake_up |
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Add markers into the wakeup code, to allow the tracer to record wakeup timings.
Signed-off-by: Steven Rostedt <srostedt@redhat.com> --- kernel/sched.c | 4 ++++ 1 file changed, 4 insertions(+)
Index: linux-mcount.git/kernel/sched.c =================================================================== --- linux-mcount.git.orig/kernel/sched.c 2008-01-23 10:27:28.000000000 -0500 +++ linux-mcount.git/kernel/sched.c 2008-01-23 10:27:45.000000000 -0500 @@ -1633,6 +1633,10 @@ out_set_cpu: out_activate: #endif /* CONFIG_SMP */ + trace_mark(kernel_sched_wakeup, + "p %p rq->curr %p", + p, rq->curr); + schedstat_inc(p, se.nr_wakeups); if (sync) schedstat_inc(p, se.nr_wakeups_sync); --
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