1/* SPDX-License-Identifier: GPL-2.0 */
 2/*
 3 * Copyright (C) 2014 Facebook.  All rights reserved.
 4 */
 5
 6#ifndef BTRFS_REF_VERIFY_H
 7#define BTRFS_REF_VERIFY_H
 8
 9#ifdef CONFIG_BTRFS_FS_REF_VERIFY
10int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info);
11void btrfs_free_ref_cache(struct btrfs_fs_info *fs_info);
12int btrfs_ref_tree_mod(struct btrfs_root *root, u64 bytenr, u64 num_bytes,
13		       u64 parent, u64 ref_root, u64 owner, u64 offset,
14		       int action);
15void btrfs_free_ref_tree_range(struct btrfs_fs_info *fs_info, u64 start,
16			       u64 len);
17
18static inline void btrfs_init_ref_verify(struct btrfs_fs_info *fs_info)
19{
20	spin_lock_init(&fs_info->ref_verify_lock);
21	fs_info->block_tree = RB_ROOT;
22}
23#else
24static inline int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info)
25{
26	return 0;
27}
28
29static inline void btrfs_free_ref_cache(struct btrfs_fs_info *fs_info)
30{
31}
32
33static inline int btrfs_ref_tree_mod(struct btrfs_root *root, u64 bytenr,
34				     u64 num_bytes, u64 parent, u64 ref_root,
35				     u64 owner, u64 offset, int action)
36{
37	return 0;
38}
39
40static inline void btrfs_free_ref_tree_range(struct btrfs_fs_info *fs_info,
41					     u64 start, u64 len)
42{
43}
44
45static inline void btrfs_init_ref_verify(struct btrfs_fs_info *fs_info)
46{
47}
48
49#endif /* CONFIG_BTRFS_FS_REF_VERIFY */
50
51#endif