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Commit bb632bc4 authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

sched/wait: Change the wait_exclusive control flow 



Purely a preparatory patch; it changes the control flow to match what
will soon be generated by generic code so that that patch can be a
unity transform.

Reviewed-by: default avatarOleg Nesterov <oleg@redhat.com>
Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20131002092528.107994763@infradead.org


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 2953ef24

include/linux/wait.h

+5 −4
Original line number Diff line number Diff line
@@ -428,23 +428,24 @@ 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) {					\

			finish_wait(&wq, &__wait);			\

		if (condition)						\

			break;						\

		}							\

		if (signal_pending(current)) {				\

			ret = -ERESTARTSYS;				\

			abort_exclusive_wait(&wq, &__wait, 		\

				TASK_INTERRUPTIBLE, NULL);		\

			break;						\

			goto __out;					\

		}							\

		schedule();						\

	}								\

	finish_wait(&wq, &__wait);					\

__out:	;								\

} while (0)



#define wait_event_interruptible_exclusive(wq, condition)		\