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| author | Peter Zijlstra <peterz@infradead.org> | 2013-10-02 11:22:23 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2013-10-04 10:14:47 +0200 |
| commit | ddc1994b8217527e1818f690f17597fc9cedf81b (patch) | |
| tree | 8fbe8057665aa5b3fe568ac08d2e5fe1584e8f2b /include/linux/wait.h | |
| parent | 854267f4384243b19c03a2942e84f06f2beb0952 (diff) | |
| download | blackbird-op-linux-ddc1994b8217527e1818f690f17597fc9cedf81b.tar.gz blackbird-op-linux-ddc1994b8217527e1818f690f17597fc9cedf81b.zip | |
sched/wait: Collapse __wait_event_timeout()
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/20131002092528.325264677@infradead.org
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/wait.h')
| -rw-r--r-- | include/linux/wait.h | 14 |
1 files changed, 3 insertions, 11 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h index 68e3a628e157..546b94efc82e 100644 --- a/include/linux/wait.h +++ b/include/linux/wait.h @@ -247,17 +247,9 @@ do { \ } while (0) #define __wait_event_timeout(wq, condition, ret) \ -do { \ - DEFINE_WAIT(__wait); \ - \ - for (;;) { \ - prepare_to_wait(&wq, &__wait, TASK_UNINTERRUPTIBLE); \ - if (___wait_cond_timeout(condition, ret)) \ - break; \ - ret = schedule_timeout(ret); \ - } \ - finish_wait(&wq, &__wait); \ -} while (0) + ___wait_event(wq, ___wait_cond_timeout(condition, ret), \ + TASK_UNINTERRUPTIBLE, 0, ret, \ + ret = schedule_timeout(ret)) /** * wait_event_timeout - sleep until a condition gets true or a timeout elapses |
