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1/* SPDX-License-Identifier: GPL-2.0 */
2
3#ifndef BTRFS_RELOCATION_H
4#define BTRFS_RELOCATION_H
5
6#include <linux/types.h>
7
8struct extent_buffer;
9struct btrfs_fs_info;
10struct btrfs_root;
11struct btrfs_trans_handle;
12struct btrfs_ordered_extent;
13struct btrfs_pending_snapshot;
14
15int btrfs_relocate_block_group(struct btrfs_fs_info *fs_info, u64 group_start);
16int btrfs_init_reloc_root(struct btrfs_trans_handle *trans, struct btrfs_root *root);
17int btrfs_update_reloc_root(struct btrfs_trans_handle *trans,
18 struct btrfs_root *root);
19int btrfs_recover_relocation(struct btrfs_fs_info *fs_info);
20int btrfs_reloc_clone_csums(struct btrfs_ordered_extent *ordered);
21int btrfs_reloc_cow_block(struct btrfs_trans_handle *trans,
22 struct btrfs_root *root,
23 const struct extent_buffer *buf,
24 struct extent_buffer *cow);
25void btrfs_reloc_pre_snapshot(struct btrfs_pending_snapshot *pending,
26 u64 *bytes_to_reserve);
27int btrfs_reloc_post_snapshot(struct btrfs_trans_handle *trans,
28 struct btrfs_pending_snapshot *pending);
29int btrfs_should_cancel_balance(const struct btrfs_fs_info *fs_info);
30struct btrfs_root *find_reloc_root(struct btrfs_fs_info *fs_info, u64 bytenr);
31bool btrfs_should_ignore_reloc_root(const struct btrfs_root *root);
32u64 btrfs_get_reloc_bg_bytenr(const struct btrfs_fs_info *fs_info);
33
34#endif