Commit 06a6ea37 authored by liguang's avatar liguang Committed by Linus Torvalds
Browse files

semaphore: use `bool' type for semaphore_waiter's up 



Signed-off-by: default avatarliguang <lig.fnst@cn.fujitsu.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent c74f66ce

kernel/semaphore.c

+3 −3
Original line number Diff line number Diff line
@@ -193,7 +193,7 @@ EXPORT_SYMBOL(up); 
struct semaphore_waiter {

	struct list_head list;

	struct task_struct *task;

	int up;

	bool up;

};



/*
@@ -209,7 +209,7 @@ static inline int __sched __down_common(struct semaphore *sem, long state, 


	list_add_tail(&waiter.list, &sem->wait_list);

	waiter.task = task;

	waiter.up = 0;

	waiter.up = false;



	for (;;) {

		if (signal_pending_state(state, task))
@@ -258,6 +258,6 @@ static noinline void __sched __up(struct semaphore *sem) 
	struct semaphore_waiter *waiter = list_first_entry(&sem->wait_list,

						struct semaphore_waiter, list);

	list_del(&waiter->list);

	waiter->up = 1;

	waiter->up = true;

	wake_up_process(waiter->task);

}