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Commit ad591240 authored by Steven Rostedt's avatar Steven Rostedt Committed by Ingo Molnar
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ftrace: start wakeup tracing after setting function tracer 



Enabling the wakeup tracer before enabling the function tracing causes
some strange results due to the dynamic enabling of the functions.

Signed-off-by: default avatarSteven Rostedt <srostedt@redhat.com>
Cc: Steven Rostedt <srostedt@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent b5c21b45

kernel/trace/trace_sched_wakeup.c

+2 −1
Original line number Diff line number Diff line
@@ -352,9 +352,10 @@ static void start_wakeup_tracer(struct trace_array *tr) 
	 */

	smp_wmb();



	tracer_enabled = 1;

	register_ftrace_function(&trace_ops);



	tracer_enabled = 1;



	return;

fail_deprobe_wake_new:

	marker_probe_unregister("kernel_sched_wakeup_new",