1/*
2 * Copyright (C) STRATO AG 2012.  All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public
6 * License v2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
11 * General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public
14 * License along with this program; if not, write to the
15 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
16 * Boston, MA 021110-1307, USA.
17 */
18
19#if !defined(__BTRFS_DEV_REPLACE__)
20#define __BTRFS_DEV_REPLACE__
21
22struct btrfs_ioctl_dev_replace_args;
23
24int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info);
25int btrfs_run_dev_replace(struct btrfs_trans_handle *trans,
26			  struct btrfs_fs_info *fs_info);
27void btrfs_after_dev_replace_commit(struct btrfs_fs_info *fs_info);
28int btrfs_dev_replace_start(struct btrfs_root *root,
29			    struct btrfs_ioctl_dev_replace_args *args);
30void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info,
31			      struct btrfs_ioctl_dev_replace_args *args);
32int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info,
33			     struct btrfs_ioctl_dev_replace_args *args);
34void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info);
35int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info);
36int btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace);
37void btrfs_dev_replace_lock(struct btrfs_dev_replace *dev_replace);
38void btrfs_dev_replace_unlock(struct btrfs_dev_replace *dev_replace);
39
40static inline void btrfs_dev_replace_stats_inc(atomic64_t *stat_value)
41{
42	atomic64_inc(stat_value);
43}
44#endif
45