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1/* kafstimod.h: AFS timeout daemon
2 *
3 * Copyright (C) 2002 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 */
11
12#ifndef _LINUX_AFS_KAFSTIMOD_H
13#define _LINUX_AFS_KAFSTIMOD_H
14
15#include "types.h"
16
17struct afs_timer;
18
19struct afs_timer_ops {
20 /* called when the front of the timer queue has timed out */
21 void (*timed_out)(struct afs_timer *timer);
22};
23
24/*****************************************************************************/
25/*
26 * AFS timer/timeout record
27 */
28struct afs_timer
29{
30 struct list_head link; /* link in timer queue */
31 unsigned long timo_jif; /* timeout time */
32 const struct afs_timer_ops *ops; /* timeout expiry function */
33};
34
35static inline void afs_timer_init(struct afs_timer *timer,
36 const struct afs_timer_ops *ops)
37{
38 INIT_LIST_HEAD(&timer->link);
39 timer->ops = ops;
40}
41
42extern int afs_kafstimod_start(void);
43extern void afs_kafstimod_stop(void);
44
45extern void afs_kafstimod_add_timer(struct afs_timer *timer,
46 unsigned long timeout);
47extern int afs_kafstimod_del_timer(struct afs_timer *timer);
48
49#endif /* _LINUX_AFS_KAFSTIMOD_H */