diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-11-11 09:16:20 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-11 09:16:20 +0100 |
| commit | 45b86a96f17cb2900f291129b0e67287400e45b2 (patch) | |
| tree | f7968bf36e3947ee42251f7eebc6ea5f24aca202 /drivers/oprofile/event_buffer.c | |
| parent | 072ba49838b42c873c496d72c91bb237914cf3b6 (diff) | |
| parent | 4143c5cb36331155a1823af8b3a8c761a59fed71 (diff) | |
Merge branch 'devel' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'drivers/oprofile/event_buffer.c')
| -rw-r--r-- | drivers/oprofile/event_buffer.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c index d962ba0dd87..191a3202cec 100644 --- a/drivers/oprofile/event_buffer.c +++ b/drivers/oprofile/event_buffer.c @@ -105,7 +105,7 @@ static int event_buffer_open(struct inode *inode, struct file *file) if (!capable(CAP_SYS_ADMIN)) return -EPERM; - if (test_and_set_bit(0, &buffer_opened)) + if (test_and_set_bit_lock(0, &buffer_opened)) return -EBUSY; /* Register as a user of dcookies @@ -129,7 +129,7 @@ static int event_buffer_open(struct inode *inode, struct file *file) fail: dcookie_unregister(file->private_data); out: - clear_bit(0, &buffer_opened); + __clear_bit_unlock(0, &buffer_opened); return err; } @@ -141,7 +141,7 @@ static int event_buffer_release(struct inode *inode, struct file *file) dcookie_unregister(file->private_data); buffer_pos = 0; atomic_set(&buffer_ready, 0); - clear_bit(0, &buffer_opened); + __clear_bit_unlock(0, &buffer_opened); return 0; } |