bcachefs-tools/include/linux/completion.h

43 lines
872 B
C

#ifndef __LINUX_COMPLETION_H
#define __LINUX_COMPLETION_H
/*
* (C) Copyright 2001 Linus Torvalds
*
* Atomic wait-for-completion handler data structures.
* See kernel/sched/completion.c for details.
*/
#include <linux/wait.h>
struct completion {
unsigned int done;
wait_queue_head_t wait;
};
#define DECLARE_COMPLETION(work) \
struct completion work = { \
.done = 0, \
.wait = __WAIT_QUEUE_HEAD_INITIALIZER((work).wait) \
}
#define DECLARE_COMPLETION_ONSTACK(work) DECLARE_COMPLETION(work)
static inline void init_completion(struct completion *x)
{
x->done = 0;
init_waitqueue_head(&x->wait);
}
static inline void reinit_completion(struct completion *x)
{
x->done = 0;
}
void complete(struct completion *);
void wait_for_completion(struct completion *);
#define wait_for_completion_interruptible(x) (wait_for_completion(x), 0)
#endif