208 	struct btrfs_root *tree_root = fs_info->tree_root;  in btrfs_find_orphan_roots()  local
229 		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_orphan_roots()
237 			ret = btrfs_next_leaf(tree_root, path);  in btrfs_find_orphan_roots()
271 		root = btrfs_read_fs_root(tree_root, &root_key);  in btrfs_find_orphan_roots()
280 			trans = btrfs_join_transaction(tree_root);  in btrfs_find_orphan_roots()
287 			err = btrfs_del_orphan_item(trans, tree_root,  in btrfs_find_orphan_roots()
325 	struct btrfs_root *root = trans->fs_info->tree_root;  in btrfs_del_root()
349 	struct btrfs_root *tree_root = trans->fs_info->tree_root;  in btrfs_del_root_ref()  local
366 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
379 		ret = btrfs_del_item(trans, tree_root, path);  in btrfs_del_root_ref()
419 	struct btrfs_root *tree_root = trans->fs_info->tree_root;  in btrfs_add_root_ref()  local
435 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()