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

Signed-off-by: liguang <lig.fnst@cn.fujitsu.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
hifive-unleashed-5.1
liguang 2013-04-30 15:28:33 -07:00 committed by Linus Torvalds
parent c74f66ce10
commit 06a6ea3702
1 changed files with 3 additions and 3 deletions
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6
kernel/semaphore.c
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@ -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);
}