Linux kernel mirror (for testing)
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1/*
2 * Copyright (C) 2007 Oracle. All rights reserved.
3 * Copyright (C) 2014 Fujitsu. All rights reserved.
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public
7 * License v2 as published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public
15 * License along with this program; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 021110-1307, USA.
18 */
19
20#ifndef __BTRFS_ASYNC_THREAD_
21#define __BTRFS_ASYNC_THREAD_
22
23struct btrfs_workqueue;
24/* Internal use only */
25struct __btrfs_workqueue;
26struct btrfs_work;
27typedef void (*btrfs_func_t)(struct btrfs_work *arg);
28
29struct btrfs_work {
30 btrfs_func_t func;
31 btrfs_func_t ordered_func;
32 btrfs_func_t ordered_free;
33
34 /* Don't touch things below */
35 struct work_struct normal_work;
36 struct list_head ordered_list;
37 struct __btrfs_workqueue *wq;
38 unsigned long flags;
39};
40
41struct btrfs_workqueue *btrfs_alloc_workqueue(const char *name,
42 int flags,
43 int max_active,
44 int thresh);
45void btrfs_init_work(struct btrfs_work *work,
46 btrfs_func_t func,
47 btrfs_func_t ordered_func,
48 btrfs_func_t ordered_free);
49void btrfs_queue_work(struct btrfs_workqueue *wq,
50 struct btrfs_work *work);
51void btrfs_destroy_workqueue(struct btrfs_workqueue *wq);
52void btrfs_workqueue_set_max(struct btrfs_workqueue *wq, int max);
53void btrfs_set_work_high_priority(struct btrfs_work *work);
54#endif