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Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

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* 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  futex: Fix spurious wakeup for requeue_pi really
This commit is contained in:
Linus Torvalds 2009-11-02 09:46:33 -08:00
commit 3fe866ca6c
1 changed files with 1 additions and 5 deletions
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6
kernel/futex.c
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@ -2127,7 +2127,7 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb,
plist_del(&q->list, &q->list.plist);
/* Handle spurious wakeups gracefully */
ret = -EAGAIN;
ret = -EWOULDBLOCK;
if (timeout && !timeout->task)
ret = -ETIMEDOUT;
else if (signal_pending(current))
@ -2208,7 +2208,6 @@ static int futex_wait_requeue_pi(u32 __user *uaddr, int fshared,
debug_rt_mutex_init_waiter(&rt_waiter);
rt_waiter.task = NULL;
retry:
key2 = FUTEX_KEY_INIT;
ret = get_futex_key(uaddr2, fshared, &key2, VERIFY_WRITE);
if (unlikely(ret != 0))
@ -2303,9 +2302,6 @@ out_put_keys:
out_key2:
put_futex_key(fshared, &key2);
/* Spurious wakeup ? */
if (ret == -EAGAIN)
goto retry;
out:
if (to) {
hrtimer_cancel(&to->timer);