root/fs/btrfs/delalloc-space.h
/* SPDX-License-Identifier: GPL-2.0 */

#ifndef BTRFS_DELALLOC_SPACE_H
#define BTRFS_DELALLOC_SPACE_H

#include <linux/types.h>

struct extent_changeset;
struct btrfs_inode;
struct btrfs_fs_info;

int btrfs_alloc_data_chunk_ondemand(const struct btrfs_inode *inode, u64 bytes);
int btrfs_check_data_free_space(struct btrfs_inode *inode,
                        struct extent_changeset **reserved, u64 start, u64 len,
                        bool noflush);
void btrfs_free_reserved_data_space(struct btrfs_inode *inode,
                        struct extent_changeset *reserved, u64 start, u64 len);
void btrfs_delalloc_release_space(struct btrfs_inode *inode,
                                  struct extent_changeset *reserved,
                                  u64 start, u64 len, bool qgroup_free);
void btrfs_free_reserved_data_space_noquota(struct btrfs_inode *inode, u64 len);
void btrfs_delalloc_release_metadata(struct btrfs_inode *inode, u64 num_bytes,
                                     bool qgroup_free);
int btrfs_delalloc_reserve_space(struct btrfs_inode *inode,
                        struct extent_changeset **reserved, u64 start, u64 len);
int btrfs_delalloc_reserve_metadata(struct btrfs_inode *inode, u64 num_bytes,
                                    u64 disk_num_bytes, bool noflush);
void btrfs_delalloc_release_extents(struct btrfs_inode *inode, u64 num_bytes);
void btrfs_delalloc_shrink_extents(struct btrfs_inode *inode, u64 reserved_len, u64 new_len);

#endif /* BTRFS_DELALLOC_SPACE_H */