120 int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root  in btrfs_update_root()  argument
136 	ret = btrfs_search_slot(trans, root, key, path, 0, 1);  in btrfs_update_root()
146 		btrfs_abort_transaction(trans, ret);  in btrfs_update_root()
162 		ret = btrfs_search_slot(trans, root, key, path,  in btrfs_update_root()
165 			btrfs_abort_transaction(trans, ret);  in btrfs_update_root()
169 		ret = btrfs_del_item(trans, root, path);  in btrfs_update_root()
171 			btrfs_abort_transaction(trans, ret);  in btrfs_update_root()
175 		ret = btrfs_insert_empty_item(trans, root, path,  in btrfs_update_root()
178 			btrfs_abort_transaction(trans, ret);  in btrfs_update_root()
199 int btrfs_insert_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,  in btrfs_insert_root()  argument
206 	return btrfs_insert_item(trans, root, key, item, sizeof(*item));  in btrfs_insert_root()
281 			struct btrfs_trans_handle *trans;  in btrfs_find_orphan_roots()  local
285 			trans = btrfs_join_transaction(tree_root);  in btrfs_find_orphan_roots()
286 			if (IS_ERR(trans)) {  in btrfs_find_orphan_roots()
287 				err = PTR_ERR(trans);  in btrfs_find_orphan_roots()
292 			err = btrfs_del_orphan_item(trans, tree_root,  in btrfs_find_orphan_roots()
294 			btrfs_end_transaction(trans);  in btrfs_find_orphan_roots()
329 int btrfs_del_root(struct btrfs_trans_handle *trans,  in btrfs_del_root()  argument
332 	struct btrfs_root *root = trans->fs_info->tree_root;  in btrfs_del_root()
339 	ret = btrfs_search_slot(trans, root, key, path, -1, 1);  in btrfs_del_root()
345 	ret = btrfs_del_item(trans, root, path);  in btrfs_del_root()
351 int btrfs_del_root_ref(struct btrfs_trans_handle *trans, u64 root_id,  in btrfs_del_root_ref()  argument
356 	struct btrfs_root *tree_root = trans->fs_info->tree_root;  in btrfs_del_root_ref()
373 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
390 		ret = btrfs_del_item(trans, tree_root, path);  in btrfs_del_root_ref()
426 int btrfs_add_root_ref(struct btrfs_trans_handle *trans, u64 root_id,  in btrfs_add_root_ref()  argument
430 	struct btrfs_root *tree_root = trans->fs_info->tree_root;  in btrfs_add_root_ref()
446 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()
449 		btrfs_abort_transaction(trans, ret);  in btrfs_add_root_ref()
493 void btrfs_update_root_times(struct btrfs_trans_handle *trans,  in btrfs_update_root_times()  argument
501 	btrfs_set_root_ctransid(item, trans->transid);  in btrfs_update_root_times()