perf: Handle stopped state with tracepoints
We toggle the state from start and stop callbacks but actually don't check it when the event triggers. Do it so that these callbacks actually work. Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Stephane Eranian <eranian@google.com> Cc: <stable@kernel.org> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1299529629-18280-2-git-send-email-fweisbec@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Родитель
91b2f482e6
Коммит
a0f7d0f7fc
|
@ -5478,6 +5478,8 @@ static int perf_tp_event_match(struct perf_event *event,
|
|||
struct perf_sample_data *data,
|
||||
struct pt_regs *regs)
|
||||
{
|
||||
if (event->hw.state & PERF_HES_STOPPED)
|
||||
return 0;
|
||||
/*
|
||||
* All tracepoints are from kernel-space.
|
||||
*/
|
||||
|
|
Загрузка…
Ссылка в новой задаче