136 		      *root, struct btrfs_key *key, struct btrfs_root_item  in btrfs_update_root()  argument
150 	ret = btrfs_search_slot(trans, root, key, path, 0, 1);  in btrfs_update_root()
159 		       key->objectid, key->type, key->offset);  in btrfs_update_root()
175 		ret = btrfs_search_slot(trans, root, key, path,  in btrfs_update_root()
189 				key, sizeof(*item));  in btrfs_update_root()
213 		      struct btrfs_key *key, struct btrfs_root_item *item)  in btrfs_insert_root()  argument
219 	return btrfs_insert_item(trans, root, key, item, sizeof(*item));  in btrfs_insert_root()
226 	struct btrfs_key key;  in btrfs_find_orphan_roots()  local
240 	key.objectid = BTRFS_ORPHAN_OBJECTID;  in btrfs_find_orphan_roots()
241 	key.type = BTRFS_ORPHAN_ITEM_KEY;  in btrfs_find_orphan_roots()
242 	key.offset = 0;  in btrfs_find_orphan_roots()
248 		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_orphan_roots()
264 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_find_orphan_roots()
267 		if (key.objectid != BTRFS_ORPHAN_OBJECTID ||  in btrfs_find_orphan_roots()
268 		    key.type != BTRFS_ORPHAN_ITEM_KEY)  in btrfs_find_orphan_roots()
271 		root_key.objectid = key.offset;  in btrfs_find_orphan_roots()
272 		key.offset++;  in btrfs_find_orphan_roots()
328 		   struct btrfs_key *key)  in btrfs_del_root()  argument
336 	ret = btrfs_search_slot(trans, root, key, path, -1, 1);  in btrfs_del_root()
357 	struct btrfs_key key;  in btrfs_del_root_ref()  local
366 	key.objectid = root_id;  in btrfs_del_root_ref()
367 	key.type = BTRFS_ROOT_BACKREF_KEY;  in btrfs_del_root_ref()
368 	key.offset = ref_id;  in btrfs_del_root_ref()
370 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
391 	if (key.type == BTRFS_ROOT_BACKREF_KEY) {  in btrfs_del_root_ref()
393 		key.objectid = ref_id;  in btrfs_del_root_ref()
394 		key.type = BTRFS_ROOT_REF_KEY;  in btrfs_del_root_ref()
395 		key.offset = root_id;  in btrfs_del_root_ref()
424 	struct btrfs_key key;  in btrfs_add_root_ref()  local
435 	key.objectid = root_id;  in btrfs_add_root_ref()
436 	key.type = BTRFS_ROOT_BACKREF_KEY;  in btrfs_add_root_ref()
437 	key.offset = ref_id;  in btrfs_add_root_ref()
439 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()
456 	if (key.type == BTRFS_ROOT_BACKREF_KEY) {  in btrfs_add_root_ref()
458 		key.objectid = ref_id;  in btrfs_add_root_ref()
459 		key.type = BTRFS_ROOT_REF_KEY;  in btrfs_add_root_ref()
460 		key.offset = root_id;  in btrfs_add_root_ref()