1 /* SPDX-License-Identifier: GPL-2.0 */ <<
2 /* 1 /*
3 * Copyright (C) STRATO AG 2012. All rights r 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.
4 */ 17 */
5 18
6 #ifndef BTRFS_DEV_REPLACE_H !! 19 #if !defined(__BTRFS_DEV_REPLACE__)
7 #define BTRFS_DEV_REPLACE_H !! 20 #define __BTRFS_DEV_REPLACE__
8 <<
9 #include <linux/types.h> <<
10 #include <linux/compiler_types.h> <<
11 21
12 struct btrfs_ioctl_dev_replace_args; 22 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 23
19 int btrfs_init_dev_replace(struct btrfs_fs_inf 24 int btrfs_init_dev_replace(struct btrfs_fs_info *fs_info);
20 int btrfs_run_dev_replace(struct btrfs_trans_h !! 25 int btrfs_run_dev_replace(struct btrfs_trans_handle *trans,
>> 26 struct btrfs_fs_info *fs_info);
>> 27 void btrfs_after_dev_replace_commit(struct btrfs_fs_info *fs_info);
21 int btrfs_dev_replace_by_ioctl(struct btrfs_fs 28 int btrfs_dev_replace_by_ioctl(struct btrfs_fs_info *fs_info,
22 struct btrfs_ioctl 29 struct btrfs_ioctl_dev_replace_args *args);
>> 30 int btrfs_dev_replace_start(struct btrfs_fs_info *fs_info,
>> 31 const char *tgtdev_name, u64 srcdevid, const char *srcdev_name,
>> 32 int read_src);
23 void btrfs_dev_replace_status(struct btrfs_fs_ 33 void btrfs_dev_replace_status(struct btrfs_fs_info *fs_info,
24 struct btrfs_ioc 34 struct btrfs_ioctl_dev_replace_args *args);
25 int btrfs_dev_replace_cancel(struct btrfs_fs_i !! 35 int btrfs_dev_replace_cancel(struct btrfs_fs_info *fs_info,
>> 36 struct btrfs_ioctl_dev_replace_args *args);
26 void btrfs_dev_replace_suspend_for_unmount(str 37 void btrfs_dev_replace_suspend_for_unmount(struct btrfs_fs_info *fs_info);
27 int btrfs_resume_dev_replace_async(struct btrf 38 int btrfs_resume_dev_replace_async(struct btrfs_fs_info *fs_info);
28 int __pure btrfs_dev_replace_is_ongoing(struct !! 39 int btrfs_dev_replace_is_ongoing(struct btrfs_dev_replace *dev_replace);
29 bool btrfs_finish_block_group_to_copy(struct b !! 40 void btrfs_dev_replace_lock(struct btrfs_dev_replace *dev_replace, int rw);
30 struct b !! 41 void btrfs_dev_replace_unlock(struct btrfs_dev_replace *dev_replace, int rw);
31 u64 phys !! 42 void btrfs_dev_replace_set_lock_blocking(struct btrfs_dev_replace *dev_replace);
32 void btrfs_bio_counter_inc_blocked(struct btrf !! 43 void btrfs_dev_replace_clear_lock_blocking(
33 void btrfs_bio_counter_sub(struct btrfs_fs_inf !! 44 struct btrfs_dev_replace *dev_replace);
34 45
35 static inline void btrfs_bio_counter_dec(struc !! 46 static inline void btrfs_dev_replace_stats_inc(atomic64_t *stat_value)
36 { 47 {
37 btrfs_bio_counter_sub(fs_info, 1); !! 48 atomic64_inc(stat_value);
38 } 49 }
39 <<
40 <<
41 #endif 50 #endif
42 51
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