1 /* SPDX-License-Identifier: GPL-2.0 */ 2 3 #ifndef BTRFS_DELALLOC_SPACE_H 4 #define BTRFS_DELALLOC_SPACE_H 5 6 #include <linux/types.h> 7 8 struct extent_changeset; 9 struct btrfs_inode; 10 struct btrfs_fs_info; 11 12 int btrfs_alloc_data_chunk_ondemand(const struct btrfs_inode *inode, u64 bytes); 13 int btrfs_check_data_free_space(struct btrfs_inode *inode, 14 struct extent_changeset **reserved, u64 start, u64 len, 15 bool noflush); 16 void btrfs_free_reserved_data_space(struct btrfs_inode *inode, 17 struct extent_changeset *reserved, u64 start, u64 len); 18 void btrfs_delalloc_release_space(struct btrfs_inode *inode, 19 struct extent_changeset *reserved, 20 u64 start, u64 len, bool qgroup_free); 21 void btrfs_free_reserved_data_space_noquota(struct btrfs_inode *inode, u64 len); 22 void btrfs_delalloc_release_metadata(struct btrfs_inode *inode, u64 num_bytes, 23 bool qgroup_free); 24 int btrfs_delalloc_reserve_space(struct btrfs_inode *inode, 25 struct extent_changeset **reserved, u64 start, u64 len); 26 int btrfs_delalloc_reserve_metadata(struct btrfs_inode *inode, u64 num_bytes, 27 u64 disk_num_bytes, bool noflush); 28 void btrfs_delalloc_release_extents(struct btrfs_inode *inode, u64 num_bytes); 29 void btrfs_delalloc_shrink_extents(struct btrfs_inode *inode, u64 reserved_len, u64 new_len); 30 31 #endif /* BTRFS_DELALLOC_SPACE_H */ 32