590 	struct btrfs_block_rsv block_rsv;  in create_subvol()  local
621 	btrfs_init_block_rsv(&block_rsv, BTRFS_BLOCK_RSV_TEMP);  in create_subvol()
626 	ret = btrfs_subvolume_reserve_metadata(root, &block_rsv, 8, false);  in create_subvol()
633 		btrfs_subvolume_release_metadata(root, &block_rsv);  in create_subvol()
636 	trans->block_rsv = &block_rsv;  in create_subvol()
637 	trans->bytes_reserved = block_rsv.size;  in create_subvol()
768 	trans->block_rsv = NULL;  in create_subvol()
770 	btrfs_subvolume_release_metadata(root, &block_rsv);  in create_subvol()
825 	btrfs_init_block_rsv(&pending_snapshot->block_rsv,  in create_snapshot()
836 					&pending_snapshot->block_rsv, 8,  in create_snapshot()
884 	btrfs_subvolume_release_metadata(root, &pending_snapshot->block_rsv);  in create_snapshot()
3627 		struct btrfs_block_rsv *block_rsv = &fs_info->global_block_rsv;  in btrfs_ioctl_space_info()  local
3629 		spin_lock(&block_rsv->lock);  in btrfs_ioctl_space_info()
3630 		space.total_bytes = block_rsv->size;  in btrfs_ioctl_space_info()
3631 		space.used_bytes = block_rsv->size - block_rsv->reserved;  in btrfs_ioctl_space_info()
3632 		spin_unlock(&block_rsv->lock);  in btrfs_ioctl_space_info()