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| author | Peter Zijlstra <peterz@infradead.org> | 2013-10-02 11:22:27 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-04 10:14:50 +0200 |
| commit | 13cb5042a4b80396f77cf5d599d2c002c57b89dc (patch) | |
| tree | 134b6261ebce6ac41b39193427a164b516ae7312 /include/linux/wait.h | |
| parent | 48c2521717b39cb6904941ec2847d9775669207a (diff) | |
| download | op-kernel-dev-13cb5042a4b80396f77cf5d599d2c002c57b89dc.zip op-kernel-dev-13cb5042a4b80396f77cf5d599d2c002c57b89dc.tar.gz | |
sched/wait: Collapse __wait_event_lock_irq()
Reduce macro complexity by using the new ___wait_event() helper.
No change in behaviour, identical generated code.
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20131002092528.612813379@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/wait.h')
| -rw-r--r-- | include/linux/wait.h | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h index c4ab172..d64918e 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -624,20 +624,12 @@ do { \ #define __wait_event_lock_irq(wq, condition, lock, cmd) \ -do { \ - DEFINE_WAIT(__wait); \ - \ - for (;;) { \ - prepare_to_wait(&wq, &__wait, TASK_UNINTERRUPTIBLE); \ - if (condition) \ - break; \ - spin_unlock_irq(&lock); \ - cmd; \ - schedule(); \ - spin_lock_irq(&lock); \ - } \ - finish_wait(&wq, &__wait); \ -} while (0) + ___wait_event(wq, condition, TASK_UNINTERRUPTIBLE, 0, \ + ___wait_nop_ret, \ + spin_unlock_irq(&lock); \ + cmd; \ + schedule(); \ + spin_lock_irq(&lock)) /** * wait_event_lock_irq_cmd - sleep until a condition gets true. The |
