diff options
Diffstat (limited to 'fs/btrfs/disk-io.h')
| -rw-r--r-- | fs/btrfs/disk-io.h | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h index 8993b428e09c..c67c15d4d20b 100644 --- a/fs/btrfs/disk-io.h +++ b/fs/btrfs/disk-io.h @@ -46,10 +46,13 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_devices, char *options); void __cold close_ctree(struct btrfs_fs_info *fs_info); +int btrfs_validate_super(struct btrfs_fs_info *fs_info, + struct btrfs_super_block *sb, int mirror_num); +int btrfs_check_features(struct btrfs_fs_info *fs_info, struct super_block *sb); int write_all_supers(struct btrfs_fs_info *fs_info, int max_mirrors); struct btrfs_super_block *btrfs_read_dev_super(struct block_device *bdev); struct btrfs_super_block *btrfs_read_dev_one_super(struct block_device *bdev, - int copy_num); + int copy_num, bool drop_cache); int btrfs_commit_super(struct btrfs_fs_info *fs_info); struct btrfs_root *btrfs_read_tree_root(struct btrfs_root *tree_root, struct btrfs_key *key); @@ -103,7 +106,7 @@ static inline struct btrfs_root *btrfs_grab_root(struct btrfs_root *root) static inline struct btrfs_root *btrfs_block_group_root(struct btrfs_fs_info *fs_info) { - if (btrfs_fs_incompat(fs_info, EXTENT_TREE_V2)) + if (btrfs_fs_compat_ro(fs_info, BLOCK_GROUP_TREE)) return fs_info->block_group_root; return btrfs_extent_root(fs_info, 0); } @@ -137,14 +140,4 @@ int btrfs_get_num_tolerated_disk_barrier_failures(u64 flags); int btrfs_get_free_objectid(struct btrfs_root *root, u64 *objectid); int btrfs_init_root_free_objectid(struct btrfs_root *root); -#ifdef CONFIG_DEBUG_LOCK_ALLOC -void btrfs_set_buffer_lockdep_class(u64 objectid, - struct extent_buffer *eb, int level); -#else -static inline void btrfs_set_buffer_lockdep_class(u64 objectid, - struct extent_buffer *eb, int level) -{ -} -#endif - #endif |