diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2011-01-27 12:29:13 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2011-01-27 12:29:37 +0100 |
| commit | f97b12cce6dea51880a6a89d4607c29c70a6a841 (patch) | |
| tree | 1f05f6d39975bd213e7506e8a73ae0a59188c75e /kernel/posix-timers.c | |
| parent | ccaa8d657117bb1876d471bd91579d774106778d (diff) | |
| parent | 1bae4ce27c9c90344f23c65ea6966c50ffeae2f5 (diff) | |
Merge commit 'v2.6.38-rc2' into core/locking
Reason: Update to mainline before adding the locking cleanup
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'kernel/posix-timers.c')
| -rw-r--r-- | kernel/posix-timers.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/kernel/posix-timers.c b/kernel/posix-timers.c index 9ca4973f736..93bd2eb2bc5 100644 --- a/kernel/posix-timers.c +++ b/kernel/posix-timers.c @@ -145,7 +145,13 @@ static int common_timer_del(struct k_itimer *timer); static enum hrtimer_restart posix_timer_fn(struct hrtimer *data); -static struct k_itimer *lock_timer(timer_t timer_id, unsigned long *flags); +static struct k_itimer *__lock_timer(timer_t timer_id, unsigned long *flags); + +#define lock_timer(tid, flags) \ +({ struct k_itimer *__timr; \ + __cond_lock(&__timr->it_lock, __timr = __lock_timer(tid, flags)); \ + __timr; \ +}) static inline void unlock_timer(struct k_itimer *timr, unsigned long flags) { @@ -619,7 +625,7 @@ out: * the find to the timer lock. To avoid a dead lock, the timer id MUST * be release with out holding the timer lock. */ -static struct k_itimer *lock_timer(timer_t timer_id, unsigned long *flags) +static struct k_itimer *__lock_timer(timer_t timer_id, unsigned long *flags) { struct k_itimer *timr; /* |