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authorPeter Zijlstra <peterz@infradead.org>2013-10-02 11:22:29 +0200
committerIngo Molnar <mingo@kernel.org>2013-10-04 10:16:20 +0200
commita1dc6852ac5eecdcd3122ae01703183a3e88e979 (patch)
treeaa80d2dc89606a8631f00d8aac3ceb8120dbd815 /include/linux/wait.h
parent8fbd88fa1717601ef91ced49a32f24786b167065 (diff)
downloadop-kernel-dev-a1dc6852ac5eecdcd3122ae01703183a3e88e979.zip
op-kernel-dev-a1dc6852ac5eecdcd3122ae01703183a3e88e979.tar.gz
sched/wait: Collapse __wait_event_interruptible_lock_irq_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/20131002092528.759956109@infradead.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/wait.h')
-rw-r--r--include/linux/wait.h25
1 files changed, 6 insertions, 19 deletions
diff --git a/include/linux/wait.h b/include/linux/wait.h
index a577a85..5d5408b 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -763,25 +763,12 @@ do { \
__ret; \
})
-#define __wait_event_interruptible_lock_irq_timeout(wq, condition, \
- lock, ret) \
-do { \
- DEFINE_WAIT(__wait); \
- \
- for (;;) { \
- prepare_to_wait(&wq, &__wait, TASK_INTERRUPTIBLE); \
- if (___wait_cond_timeout(condition, ret)) \
- break; \
- if (signal_pending(current)) { \
- ret = -ERESTARTSYS; \
- break; \
- } \
- spin_unlock_irq(&lock); \
- ret = schedule_timeout(ret); \
- spin_lock_irq(&lock); \
- } \
- finish_wait(&wq, &__wait); \
-} while (0)
+#define __wait_event_interruptible_lock_irq_timeout(wq, condition, lock, ret) \
+ ___wait_event(wq, ___wait_cond_timeout(condition, ret), \
+ TASK_INTERRUPTIBLE, 0, ret, \
+ spin_unlock_irq(&lock); \
+ ret = schedule_timeout(ret); \
+ spin_lock_irq(&lock));
/**
* wait_event_interruptible_lock_irq_timeout - sleep until a condition gets true or a timeout elapses.
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