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Diffstat (limited to 'fs/btrfs/disk-io.h')
-rw-r--r--fs/btrfs/disk-io.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 47ad8e0a2d33..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);
}