137 		      *root, struct btrfs_key *key, struct btrfs_root_item  in btrfs_update_root()  argument
151 	ret = btrfs_search_slot(trans, root, key, path, 0, 1);  in btrfs_update_root()
160 		       key->objectid, key->type, key->offset);  in btrfs_update_root()
176 		ret = btrfs_search_slot(trans, root, key, path,  in btrfs_update_root()
190 				key, sizeof(*item));  in btrfs_update_root()
214 		      struct btrfs_key *key, struct btrfs_root_item *item)  in btrfs_insert_root()  argument
220 	return btrfs_insert_item(trans, root, key, item, sizeof(*item));  in btrfs_insert_root()
227 	struct btrfs_key key;  in btrfs_find_orphan_roots()  local
241 	key.objectid = BTRFS_ORPHAN_OBJECTID;  in btrfs_find_orphan_roots()
242 	key.type = BTRFS_ORPHAN_ITEM_KEY;  in btrfs_find_orphan_roots()
243 	key.offset = 0;  in btrfs_find_orphan_roots()
249 		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_orphan_roots()
265 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_find_orphan_roots()
268 		if (key.objectid != BTRFS_ORPHAN_OBJECTID ||  in btrfs_find_orphan_roots()
269 		    key.type != BTRFS_ORPHAN_ITEM_KEY)  in btrfs_find_orphan_roots()
272 		root_key.objectid = key.offset;  in btrfs_find_orphan_roots()
273 		key.offset++;  in btrfs_find_orphan_roots()
337 		   struct btrfs_key *key)  in btrfs_del_root()  argument
345 	ret = btrfs_search_slot(trans, root, key, path, -1, 1);  in btrfs_del_root()
366 	struct btrfs_key key;  in btrfs_del_root_ref()  local
375 	key.objectid = root_id;  in btrfs_del_root_ref()
376 	key.type = BTRFS_ROOT_BACKREF_KEY;  in btrfs_del_root_ref()
377 	key.offset = ref_id;  in btrfs_del_root_ref()
379 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
400 	if (key.type == BTRFS_ROOT_BACKREF_KEY) {  in btrfs_del_root_ref()
402 		key.objectid = ref_id;  in btrfs_del_root_ref()
403 		key.type = BTRFS_ROOT_REF_KEY;  in btrfs_del_root_ref()
404 		key.offset = root_id;  in btrfs_del_root_ref()
433 	struct btrfs_key key;  in btrfs_add_root_ref()  local
444 	key.objectid = root_id;  in btrfs_add_root_ref()
445 	key.type = BTRFS_ROOT_BACKREF_KEY;  in btrfs_add_root_ref()
446 	key.offset = ref_id;  in btrfs_add_root_ref()
448 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()
465 	if (key.type == BTRFS_ROOT_BACKREF_KEY) {  in btrfs_add_root_ref()
467 		key.objectid = ref_id;  in btrfs_add_root_ref()
468 		key.type = BTRFS_ROOT_REF_KEY;  in btrfs_add_root_ref()
469 		key.offset = root_id;  in btrfs_add_root_ref()