1542 				      struct btrfs_key *location)  in btrfs_read_fs_root()  argument
1546 	root = btrfs_read_tree_root(tree_root, location);  in btrfs_read_fs_root()
1644 				     struct btrfs_key *location,  in btrfs_get_fs_root()  argument
1652 	if (location->objectid == BTRFS_ROOT_TREE_OBJECTID)  in btrfs_get_fs_root()
1654 	if (location->objectid == BTRFS_EXTENT_TREE_OBJECTID)  in btrfs_get_fs_root()
1656 	if (location->objectid == BTRFS_CHUNK_TREE_OBJECTID)  in btrfs_get_fs_root()
1658 	if (location->objectid == BTRFS_DEV_TREE_OBJECTID)  in btrfs_get_fs_root()
1660 	if (location->objectid == BTRFS_CSUM_TREE_OBJECTID)  in btrfs_get_fs_root()
1662 	if (location->objectid == BTRFS_QUOTA_TREE_OBJECTID)  in btrfs_get_fs_root()
1665 	if (location->objectid == BTRFS_UUID_TREE_OBJECTID)  in btrfs_get_fs_root()
1669 	root = btrfs_lookup_fs_root(fs_info, location->objectid);  in btrfs_get_fs_root()
1676 	root = btrfs_read_fs_root(fs_info->tree_root, location);  in btrfs_get_fs_root()
1696 	key.offset = location->objectid;  in btrfs_get_fs_root()
2251 	memset(&BTRFS_I(fs_info->btree_inode)->location, 0,  in btrfs_init_btree_inode()
2420 	struct btrfs_key location;  in btrfs_read_roots()  local
2423 	location.objectid = BTRFS_EXTENT_TREE_OBJECTID;  in btrfs_read_roots()
2424 	location.type = BTRFS_ROOT_ITEM_KEY;  in btrfs_read_roots()
2425 	location.offset = 0;  in btrfs_read_roots()
2427 	root = btrfs_read_tree_root(tree_root, &location);  in btrfs_read_roots()
2433 	location.objectid = BTRFS_DEV_TREE_OBJECTID;  in btrfs_read_roots()
2434 	root = btrfs_read_tree_root(tree_root, &location);  in btrfs_read_roots()
2441 	location.objectid = BTRFS_CSUM_TREE_OBJECTID;  in btrfs_read_roots()
2442 	root = btrfs_read_tree_root(tree_root, &location);  in btrfs_read_roots()
2448 	location.objectid = BTRFS_QUOTA_TREE_OBJECTID;  in btrfs_read_roots()
2449 	root = btrfs_read_tree_root(tree_root, &location);  in btrfs_read_roots()
2457 	location.objectid = BTRFS_UUID_TREE_OBJECTID;  in btrfs_read_roots()
2458 	root = btrfs_read_tree_root(tree_root, &location);  in btrfs_read_roots()
2480 	struct btrfs_key location;  in open_ctree()  local
3071 	location.objectid = BTRFS_FS_TREE_OBJECTID;  in open_ctree()
3072 	location.type = BTRFS_ROOT_ITEM_KEY;  in open_ctree()
3073 	location.offset = 0;  in open_ctree()
3075 	fs_info->fs_root = btrfs_read_fs_root_no_name(fs_info, &location);  in open_ctree()