-struct btrfs_root *btrfs_read_fs_root(struct btrfs_root *tree_root,
- struct btrfs_key *location)
-{
- struct btrfs_root *root;
-
- root = btrfs_read_tree_root(tree_root, location);
- if (IS_ERR(root))
- return root;
-
- if (root->root_key.objectid != BTRFS_TREE_LOG_OBJECTID) {
- set_bit(BTRFS_ROOT_REF_COWS, &root->state);
- btrfs_check_and_init_root_item(&root->root_item);
- }
-
- return root;
-}
-
-int btrfs_init_fs_root(struct btrfs_root *root)