568 	struct btrfs_root *new_root;  in create_subvol()  local
670 	new_root = btrfs_read_fs_root_no_name(fs_info, &key);  in create_subvol()
671 	if (IS_ERR(new_root)) {  in create_subvol()
672 		ret = PTR_ERR(new_root);  in create_subvol()
677 	btrfs_record_root_in_trans(trans, new_root);  in create_subvol()
679 	ret = btrfs_create_subvol_root(trans, new_root, root, new_dirid);  in create_subvol()
686 	mutex_lock(&new_root->objectid_mutex);  in create_subvol()
687 	new_root->highest_objectid = new_dirid;  in create_subvol()
688 	mutex_unlock(&new_root->objectid_mutex);  in create_subvol()
3955 	struct btrfs_root *new_root;  in btrfs_ioctl_default_subvol()  local
3984 	new_root = btrfs_read_fs_root_no_name(fs_info, &location);  in btrfs_ioctl_default_subvol()
3985 	if (IS_ERR(new_root)) {  in btrfs_ioctl_default_subvol()
3986 		ret = PTR_ERR(new_root);  in btrfs_ioctl_default_subvol()
3989 	if (!is_fstree(new_root->root_key.objectid)) {  in btrfs_ioctl_default_subvol()
4020 	btrfs_cpu_key_to_disk(&disk_key, &new_root->root_key);  in btrfs_ioctl_default_subvol()