1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * Copyright (C) STRATO AG 2012. All rights reserved.
4 */
5
6 #ifndef BTRFS_DEV_REPLACE_H
7 #define BTRFS_DEV_REPLACE_H
8
9 #include <linux/types.h>
10 #include <linux/compiler_types.h>
11
12 struct btrfs_ioctl_dev_replace_args;
13 struct btrfs_fs_info;
14 struct btrfs_trans_handle;
15 struct btrfs_dev_replace;
16 struct btrfs_block_group;
17 struct btrfs_device;
18
19 int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info);
20 int btrfs_run_dev_replace(struct btrfs_trans_handle *trans);
21 int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info,
22 struct btrfs_ioctl_dev_replace_args *args);
23 void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info,
24 struct btrfs_ioctl_dev_replace_args *args);
25 int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info);
26 void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info);
27 int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info);
28 int __pure btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace);
29 bool btrfs_finish_block_group_to_copy(struct btrfs_device *srcdev,
30 struct btrfs_block_group *cache,
31 u64 physical);
32 void btrfs_bio_counter_inc_blocked(struct btrfs_fs_info *fs_info);
33 void btrfs_bio_counter_sub(struct btrfs_fs_info *fs_info, s64 amount);
34
35 static inline void btrfs_bio_counter_dec(struct btrfs_fs_info *fs_info)
36 {
37 btrfs_bio_counter_sub(fs_info, 1);
38 }
39
40
41 #endif
42
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.