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| author | Takashi Iwai <tiwai@suse.de> | 2011-05-02 10:41:40 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2011-05-02 10:41:40 +0200 |
| commit | a3ea8e8f2474c35b4c3e22262991afddb93c4c0e (patch) | |
| tree | 648bbeea304950d02e71863673be8154a5e491f6 /kernel/perf_event.c | |
| parent | c2de187e5b0f25b572ac1cb6cdf383f16123717d (diff) | |
| parent | ebb47241ea0eac6a5a23404821a2d62f64c68496 (diff) | |
| download | linux-a3ea8e8f2474c35b4c3e22262991afddb93c4c0e.tar.gz linux-a3ea8e8f2474c35b4c3e22262991afddb93c4c0e.tar.bz2 linux-a3ea8e8f2474c35b4c3e22262991afddb93c4c0e.zip | |
Merge branch 'fix/hda' into topic/hda
Diffstat (limited to 'kernel/perf_event.c')
| -rw-r--r-- | kernel/perf_event.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/kernel/perf_event.c b/kernel/perf_event.c index c75925c4d1e2..27960f114efd 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -145,8 +145,8 @@ static struct srcu_struct pmus_srcu; */ int sysctl_perf_event_paranoid __read_mostly = 1; -/* Minimum for 128 pages + 1 for the user control page */ -int sysctl_perf_event_mlock __read_mostly = 516; /* 'free' kb per user */ +/* Minimum for 512 kiB + 1 user control page */ +int sysctl_perf_event_mlock __read_mostly = 512 + (PAGE_SIZE / 1024); /* 'free' kiB per user */ /* * max perf event sample rate @@ -6531,6 +6531,11 @@ SYSCALL_DEFINE5(perf_event_open, goto err_alloc; } + if (task) { + put_task_struct(task); + task = NULL; + } + /* * Look up the group leader (we will attach this event to it): */ |