59 lines
1.3 KiB
C
59 lines
1.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2014 Facebook. All rights reserved.
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*/
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#ifndef BTRFS_REF_VERIFY_H
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#define BTRFS_REF_VERIFY_H
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#include <linux/types.h>
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#include <linux/rbtree_types.h>
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struct btrfs_fs_info;
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struct btrfs_ref;
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#ifdef CONFIG_BTRFS_FS_REF_VERIFY
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#include <linux/spinlock.h>
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int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info);
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void btrfs_free_ref_cache(struct btrfs_fs_info *fs_info);
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int btrfs_ref_tree_mod(struct btrfs_fs_info *fs_info,
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struct btrfs_ref *generic_ref);
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void btrfs_free_ref_tree_range(struct btrfs_fs_info *fs_info, u64 start,
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u64 len);
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static inline void btrfs_init_ref_verify(struct btrfs_fs_info *fs_info)
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{
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spin_lock_init(&fs_info->ref_verify_lock);
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fs_info->block_tree = RB_ROOT;
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}
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#else
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static inline int btrfs_build_ref_tree(struct btrfs_fs_info *fs_info)
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{
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return 0;
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}
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static inline void btrfs_free_ref_cache(struct btrfs_fs_info *fs_info)
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{
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}
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static inline int btrfs_ref_tree_mod(struct btrfs_fs_info *fs_info,
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struct btrfs_ref *generic_ref)
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{
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return 0;
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}
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static inline void btrfs_free_ref_tree_range(struct btrfs_fs_info *fs_info,
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u64 start, u64 len)
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{
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}
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static inline void btrfs_init_ref_verify(struct btrfs_fs_info *fs_info)
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{
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}
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#endif /* CONFIG_BTRFS_FS_REF_VERIFY */
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#endif
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