diff options
| author | Franck Bui-Huu <fbuihuu@gmail.com> | 2010-11-23 18:21:44 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-11-26 17:14:55 +0300 |
| commit | 2e939d1da9b5628642314c1e68b4319e61263c94 (patch) | |
| tree | 6f950949dcacdb1332b8001351fb317777df4930 /kernel/perf_event.c | |
| parent | 6c7e550f13f8ad82efb6a5653ae628c2543c1768 (diff) | |
perf: Limit event refresh to sampling event
Signed-off-by: Franck Bui-Huu <fbuihuu@gmail.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <1290525705-6265-2-git-send-email-fbuihuu@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/perf_event.c')
| -rw-r--r-- | kernel/perf_event.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 880698488c91..027c4d33b4d3 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -1073,7 +1073,7 @@ static int perf_event_refresh(struct perf_event *event, int refresh) /* * not supported on inherited events */ - if (event->attr.inherit) + if (event->attr.inherit || !is_sampling_event(event)) return -EINVAL; atomic_add(refresh, &event->event_limit); |