diff options
author | David S. Miller <davem@davemloft.net> | 2013-05-04 18:34:13 -0700 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2013-05-04 18:34:13 -0700 |
commit | 048c9acca90ca7da42b92745445fe008a48add88 (patch) | |
tree | e2e551a565a7dcdca0fc398aa659231745e5a901 /kernel/semaphore.c | |
parent | 07df841877195765d958df146f614fc7bdedd5e3 (diff) | |
parent | ad348cc5349be4ef4abe08819afbb63386585413 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Merge sparc bug fixes that didn't make it into v3.9 into
sparc-next.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'kernel/semaphore.c')
-rw-r--r-- | kernel/semaphore.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/semaphore.c b/kernel/semaphore.c index 4567fc020fe..6815171a4ff 100644 --- a/kernel/semaphore.c +++ b/kernel/semaphore.c @@ -193,7 +193,7 @@ EXPORT_SYMBOL(up); struct semaphore_waiter { struct list_head list; struct task_struct *task; - int up; + bool up; }; /* @@ -209,12 +209,12 @@ static inline int __sched __down_common(struct semaphore *sem, long state, list_add_tail(&waiter.list, &sem->wait_list); waiter.task = task; - waiter.up = 0; + waiter.up = false; for (;;) { if (signal_pending_state(state, task)) goto interrupted; - if (timeout <= 0) + if (unlikely(timeout <= 0)) goto timed_out; __set_task_state(task, state); raw_spin_unlock_irq(&sem->lock); @@ -258,6 +258,6 @@ static noinline void __sched __up(struct semaphore *sem) struct semaphore_waiter *waiter = list_first_entry(&sem->wait_list, struct semaphore_waiter, list); list_del(&waiter->list); - waiter->up = 1; + waiter->up = true; wake_up_process(waiter->task); } |