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author | Franck Bui-Huu <fbuihuu@gmail.com> | 2010-11-23 16:21:44 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-11-26 15:14:55 +0100 |
commit | 2e939d1da9b5628642314c1e68b4319e61263c94 (patch) | |
tree | 6f950949dcacdb1332b8001351fb317777df4930 /kernel/perf_event.c | |
parent | 6c7e550f13f8ad82efb6a5653ae628c2543c1768 (diff) | |
download | op-kernel-dev-2e939d1da9b5628642314c1e68b4319e61263c94.zip op-kernel-dev-2e939d1da9b5628642314c1e68b4319e61263c94.tar.gz |
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 8806984..027c4d3 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); |