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| author | Peter Zijlstra <peterz@infradead.org> | 2013-10-02 11:22:26 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-04 10:14:49 +0200 |
| commit | 48c2521717b39cb6904941ec2847d9775669207a (patch) | |
| tree | eeba0f566461e6db10208b84763747a8392739b3 /include/linux/wait.h | |
| parent | c2ebb1fb4eddf3d1d66fe31d1e89e83ee211b81c (diff) | |
| download | lwn-48c2521717b39cb6904941ec2847d9775669207a.tar.gz lwn-48c2521717b39cb6904941ec2847d9775669207a.zip | |
sched/wait: Collapse __wait_event_interruptible_exclusive()
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/20131002092528.541716442@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/wait.h')
| -rw-r--r-- | include/linux/wait.h | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h index a79fb15c1dd4..c4ab172daac0 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -421,26 +421,8 @@ do { \ }) #define __wait_event_interruptible_exclusive(wq, condition, ret) \ -do { \ - __label__ __out; \ - DEFINE_WAIT(__wait); \ - \ - for (;;) { \ - prepare_to_wait_exclusive(&wq, &__wait, \ - TASK_INTERRUPTIBLE); \ - if (condition) \ - break; \ - if (signal_pending(current)) { \ - ret = -ERESTARTSYS; \ - abort_exclusive_wait(&wq, &__wait, \ - TASK_INTERRUPTIBLE, NULL); \ - goto __out; \ - } \ - schedule(); \ - } \ - finish_wait(&wq, &__wait); \ -__out: ; \ -} while (0) + ___wait_event(wq, condition, TASK_INTERRUPTIBLE, 1, ret, \ + schedule()) #define wait_event_interruptible_exclusive(wq, condition) \ ({ \ |