470 					u64 to_reclaim)  in calc_reclaim_items_nr()  argument
476 	nr = div64_u64(to_reclaim, bytes);  in calc_reclaim_items_nr()
489 			    u64 to_reclaim, bool wait_ordered)  in shrink_delalloc()  argument
499 	if (to_reclaim == U64_MAX) {  in shrink_delalloc()
509 		items = calc_reclaim_items_nr(fs_info, to_reclaim) * 2;  in shrink_delalloc()
510 		to_reclaim = items * EXTENT_SIZE_PER_ITEM;  in shrink_delalloc()
536 		u64 nr_pages = min(delalloc_bytes, to_reclaim) >> PAGE_SHIFT;  in shrink_delalloc()
759 	u64 to_reclaim = space_info->reclaim_size;  in btrfs_calc_reclaim_metadata_size()  local
774 		to_reclaim += used - (space_info->total_bytes + avail);  in btrfs_calc_reclaim_metadata_size()
776 	if (to_reclaim)  in btrfs_calc_reclaim_metadata_size()
777 		return to_reclaim;  in btrfs_calc_reclaim_metadata_size()
779 	to_reclaim = min_t(u64, num_online_cpus() * SZ_1M, SZ_16M);  in btrfs_calc_reclaim_metadata_size()
780 	if (btrfs_can_overcommit(fs_info, space_info, to_reclaim,  in btrfs_calc_reclaim_metadata_size()
793 		to_reclaim = used - expected;  in btrfs_calc_reclaim_metadata_size()
795 		to_reclaim = 0;  in btrfs_calc_reclaim_metadata_size()
796 	to_reclaim = min(to_reclaim, space_info->bytes_may_use +  in btrfs_calc_reclaim_metadata_size()
798 	return to_reclaim;  in btrfs_calc_reclaim_metadata_size()
925 	u64 to_reclaim;  in btrfs_async_reclaim_metadata_space()  local
934 	to_reclaim = btrfs_calc_reclaim_metadata_size(fs_info, space_info);  in btrfs_async_reclaim_metadata_space()
935 	if (!to_reclaim) {  in btrfs_async_reclaim_metadata_space()
945 		flush_space(fs_info, space_info, to_reclaim, flush_state);  in btrfs_async_reclaim_metadata_space()
952 		to_reclaim = btrfs_calc_reclaim_metadata_size(fs_info,  in btrfs_async_reclaim_metadata_space()
1144 	u64 to_reclaim;  in priority_reclaim_metadata_space()  local
1148 	to_reclaim = btrfs_calc_reclaim_metadata_size(fs_info, space_info);  in priority_reclaim_metadata_space()
1149 	if (!to_reclaim) {  in priority_reclaim_metadata_space()
1157 		flush_space(fs_info, space_info, to_reclaim, states[flush_state]);  in priority_reclaim_metadata_space()