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sched/swait: Remove __prepare_to_swait

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There is no public user of this API, remove it.

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: bigeasy@linutronix.de
Cc: oleg@redhat.com
Cc: paulmck@linux.vnet.ibm.com
Cc: pbonzini@redhat.com
Link: https://lkml.kernel.org/r/20180612083909.157076812@infradead.org
This commit is contained in:
Peter Zijlstra 2018-06-12 10:34:50 +02:00 committed by Thomas Gleixner
parent 9ffc59d572
commit 6519750210
2 changed files with 1 additions and 2 deletions
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1
include/linux/swait.h
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@ -161,7 +161,6 @@ extern void swake_up(struct swait_queue_head *q);
extern void swake_up_all(struct swait_queue_head *q);
extern void swake_up_locked(struct swait_queue_head *q);
extern void __prepare_to_swait(struct swait_queue_head *q, struct swait_queue *wait);
extern void prepare_to_swait(struct swait_queue_head *q, struct swait_queue *wait, int state);
extern long prepare_to_swait_event(struct swait_queue_head *q, struct swait_queue *wait, int state);

2
kernel/sched/swait.c
View File

@ -69,7 +69,7 @@ void swake_up_all(struct swait_queue_head *q)
}
EXPORT_SYMBOL(swake_up_all);
void __prepare_to_swait(struct swait_queue_head *q, struct swait_queue *wait)
static void __prepare_to_swait(struct swait_queue_head *q, struct swait_queue *wait)
{
wait->task = current;
if (list_empty(&wait->task_list))