72 			struct btrfs_root_item *item, struct btrfs_key *key)  in btrfs_find_last_root()  argument
107 	if (key)  in btrfs_find_last_root()
108 		memcpy(key, &found_key, sizeof(found_key));  in btrfs_find_last_root()
128 		      *root, struct btrfs_key *key, struct btrfs_root_item  in btrfs_update_root()  argument
142 	ret = btrfs_search_slot(trans, root, key, path, 0, 1);  in btrfs_update_root()
151 		       (unsigned long long)key->objectid, key->type,  in btrfs_update_root()
152 		       (unsigned long long)key->offset);  in btrfs_update_root()
168 		ret = btrfs_search_slot(trans, root, key, path,  in btrfs_update_root()
182 				key, sizeof(*item));  in btrfs_update_root()
206 		      struct btrfs_key *key, struct btrfs_root_item *item)  in btrfs_insert_root()  argument
212 	return btrfs_insert_item(trans, root, key, item, sizeof(*item));  in btrfs_insert_root()
225 	struct btrfs_key key;  in btrfs_find_dead_roots()  local
233 	key.objectid = objectid;  in btrfs_find_dead_roots()
234 	btrfs_set_key_type(&key, BTRFS_ROOT_ITEM_KEY);  in btrfs_find_dead_roots()
235 	key.offset = 0;  in btrfs_find_dead_roots()
241 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);  in btrfs_find_dead_roots()
256 		btrfs_item_key_to_cpu(leaf, &key, slot);  in btrfs_find_dead_roots()
257 		if (btrfs_key_type(&key) != BTRFS_ROOT_ITEM_KEY)  in btrfs_find_dead_roots()
260 		if (key.objectid < objectid)  in btrfs_find_dead_roots()
263 		if (key.objectid > objectid)  in btrfs_find_dead_roots()
270 		memcpy(&found_key, &key, sizeof(key));  in btrfs_find_dead_roots()
271 		key.offset++;  in btrfs_find_dead_roots()
299 	struct btrfs_key key;  in btrfs_find_orphan_roots()  local
309 	key.objectid = BTRFS_ORPHAN_OBJECTID;  in btrfs_find_orphan_roots()
310 	key.type = BTRFS_ORPHAN_ITEM_KEY;  in btrfs_find_orphan_roots()
311 	key.offset = 0;  in btrfs_find_orphan_roots()
317 		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_orphan_roots()
333 		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);  in btrfs_find_orphan_roots()
336 		if (key.objectid != BTRFS_ORPHAN_OBJECTID ||  in btrfs_find_orphan_roots()
337 		    key.type != BTRFS_ORPHAN_ITEM_KEY)  in btrfs_find_orphan_roots()
340 		root_key.objectid = key.offset;  in btrfs_find_orphan_roots()
341 		key.offset++;  in btrfs_find_orphan_roots()
367 		   struct btrfs_key *key)  in btrfs_del_root()  argument
377 	ret = btrfs_search_slot(trans, root, key, path, -1, 1);  in btrfs_del_root()
400 	struct btrfs_key key;  in btrfs_del_root_ref()  local
409 	key.objectid = root_id;  in btrfs_del_root_ref()
410 	key.type = BTRFS_ROOT_BACKREF_KEY;  in btrfs_del_root_ref()
411 	key.offset = ref_id;  in btrfs_del_root_ref()
413 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);  in btrfs_del_root_ref()
434 	if (key.type == BTRFS_ROOT_BACKREF_KEY) {  in btrfs_del_root_ref()
436 		key.objectid = ref_id;  in btrfs_del_root_ref()
437 		key.type = BTRFS_ROOT_REF_KEY;  in btrfs_del_root_ref()
438 		key.offset = root_id;  in btrfs_del_root_ref()
451 	struct btrfs_key key;  in btrfs_find_root_ref()  local
454 	key.objectid = root_id;  in btrfs_find_root_ref()
455 	key.type = BTRFS_ROOT_REF_KEY;  in btrfs_find_root_ref()
456 	key.offset = ref_id;  in btrfs_find_root_ref()
458 	ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);  in btrfs_find_root_ref()
482 	struct btrfs_key key;  in btrfs_add_root_ref()  local
493 	key.objectid = root_id;  in btrfs_add_root_ref()
494 	key.type = BTRFS_ROOT_BACKREF_KEY;  in btrfs_add_root_ref()
495 	key.offset = ref_id;  in btrfs_add_root_ref()
497 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,  in btrfs_add_root_ref()
514 	if (key.type == BTRFS_ROOT_BACKREF_KEY) {  in btrfs_add_root_ref()
516 		key.objectid = ref_id;  in btrfs_add_root_ref()
517 		key.type = BTRFS_ROOT_REF_KEY;  in btrfs_add_root_ref()
518 		key.offset = root_id;  in btrfs_add_root_ref()