67 			      u64 start, u64 num_bytes)  in btrfs_add_excluded_extent()  argument
69 	u64 end = start + num_bytes - 1;  in btrfs_add_excluded_extent()
785 				 u64 bytenr, u64 num_bytes,  in lookup_inline_extent_backref()  argument
809 	key.offset = num_bytes;  in lookup_inline_extent_backref()
847 			    key.offset == num_bytes)  in lookup_inline_extent_backref()
853 			key.offset = num_bytes;  in lookup_inline_extent_backref()
1040 				 u64 bytenr, u64 num_bytes, u64 parent,  in lookup_extent_backref()  argument
1046 					   num_bytes, parent, root_objectid,  in lookup_extent_backref()
1137 				 u64 bytenr, u64 num_bytes, u64 parent,  in insert_inline_extent_backref()  argument
1146 					   num_bytes, parent, root_objectid,  in insert_inline_extent_backref()
1156 				   bytenr, num_bytes, root_objectid);  in insert_inline_extent_backref()
1310 			 u64 num_bytes, u64 *actual_bytes)  in btrfs_discard_extent()  argument
1314 	u64 end = bytenr + num_bytes;  in btrfs_discard_extent()
1328 		num_bytes = end - cur;  in btrfs_discard_extent()
1331 				      &num_bytes, &bbio, 0);  in btrfs_discard_extent()
1376 		cur += num_bytes;  in btrfs_discard_extent()
1460 	u64 num_bytes = node->num_bytes;  in __btrfs_inc_extent_ref()  local
1469 	ret = insert_inline_extent_backref(trans, path, bytenr, num_bytes,  in __btrfs_inc_extent_ref()
1521 	ins.offset = node->num_bytes;  in run_delayed_data_ref()
1602 		key.offset = head->num_bytes;  in run_delayed_extent_op()
1619 				    key.offset == head->num_bytes)  in run_delayed_extent_op()
1627 				key.offset = head->num_bytes;  in run_delayed_extent_op()
1705 			btrfs_pin_extent(trans, node->bytenr, node->num_bytes, 1);  in run_one_delayed_ref()
1720 		btrfs_pin_extent(trans, node->bytenr, node->num_bytes, 1);  in run_one_delayed_ref()
1802 		delayed_refs->pending_csums -= head->num_bytes;  in btrfs_cleanup_ref_head_accounting()
1804 		nr_items += btrfs_csum_bytes_to_leaves(fs_info, head->num_bytes);  in btrfs_cleanup_ref_head_accounting()
1846 		btrfs_pin_extent(trans, head->bytenr, head->num_bytes, 1);  in cleanup_ref_head()
1849 					      head->bytenr, head->num_bytes);  in cleanup_ref_head()
2391 	u64 num_bytes;  in __btrfs_mod_ref()  local
2437 			num_bytes = btrfs_file_extent_disk_num_bytes(buf, fi);  in __btrfs_mod_ref()
2440 					       num_bytes, parent);  in __btrfs_mod_ref()
2453 			num_bytes = fs_info->nodesize;  in __btrfs_mod_ref()
2455 					       num_bytes, parent);  in __btrfs_mod_ref()
2525 			   u64 bytenr, u64 num_bytes, int reserved)  in pin_down_extent()  argument
2531 	cache->pinned += num_bytes;  in pin_down_extent()
2533 					     num_bytes);  in pin_down_extent()
2535 		cache->reserved -= num_bytes;  in pin_down_extent()
2536 		cache->space_info->bytes_reserved -= num_bytes;  in pin_down_extent()
2542 			 bytenr + num_bytes - 1, GFP_NOFS | __GFP_NOFAIL);  in pin_down_extent()
2547 		     u64 bytenr, u64 num_bytes, int reserved)  in btrfs_pin_extent()  argument
2554 	pin_down_extent(trans, cache, bytenr, num_bytes, reserved);  in btrfs_pin_extent()
2564 				    u64 bytenr, u64 num_bytes)  in btrfs_pin_extent_for_log_replay()  argument
2588 	pin_down_extent(trans, cache, bytenr, num_bytes, 0);  in btrfs_pin_extent_for_log_replay()
2591 	ret = btrfs_remove_free_space(cache, bytenr, num_bytes);  in btrfs_pin_extent_for_log_replay()
2598 				   u64 start, u64 num_bytes)  in __exclude_logged_extent()  argument
2616 	ret = btrfs_remove_free_space(block_group, start, num_bytes);  in __exclude_logged_extent()
2938 	u64 num_bytes = node->num_bytes;  in __btrfs_free_extent()  local
2960 	ret = lookup_extent_backref(trans, path, &iref, bytenr, num_bytes,  in __btrfs_free_extent()
2978 			    key.offset == num_bytes) {  in __btrfs_free_extent()
3014 			key.offset = num_bytes;  in __btrfs_free_extent()
3033 				    key.offset == num_bytes)  in __btrfs_free_extent()
3041 				key.offset = num_bytes;  in __btrfs_free_extent()
3186 					      num_bytes);  in __btrfs_free_extent()
3193 		ret = add_to_free_space_tree(trans, bytenr, num_bytes);  in __btrfs_free_extent()
3199 		ret = btrfs_update_block_group(trans, bytenr, num_bytes, 0);  in __btrfs_free_extent()
3479 	u64 num_bytes;  member
3564 			ffe_ctl->num_bytes, cluster_bg->start,  in find_free_extent_clustered()
3570 				ffe_ctl->search_start, ffe_ctl->num_bytes);  in find_free_extent_clustered()
3611 			ffe_ctl->num_bytes, aligned_cluster);  in find_free_extent_clustered()
3615 				ffe_ctl->num_bytes, ffe_ctl->search_start,  in find_free_extent_clustered()
3622 					ffe_ctl->num_bytes);  in find_free_extent_clustered()
3631 		btrfs_wait_block_group_cache_progress(bg, ffe_ctl->num_bytes +  in find_free_extent_clustered()
3672 		    ffe_ctl->num_bytes + ffe_ctl->empty_cluster +  in find_free_extent_unclustered()
3684 			ffe_ctl->num_bytes, ffe_ctl->empty_size,  in find_free_extent_unclustered()
3698 		btrfs_wait_block_group_cache_progress(bg, ffe_ctl->num_bytes +  in find_free_extent_unclustered()
3755 	u64 num_bytes = ffe_ctl->num_bytes;  in do_allocation_zoned()  local
3800 	if (avail < num_bytes) {  in do_allocation_zoned()
3817 	block_group->alloc_offset += num_bytes;  in do_allocation_zoned()
3819 	ctl->free_space -= num_bytes;  in do_allocation_zoned()
4039 		    ffe_ctl->num_bytes > space_info->max_extent_size) {  in prepare_allocation_clustered()
4120 				u64 ram_bytes, u64 num_bytes, u64 empty_size,  in find_free_extent()  argument
4133 	WARN_ON(num_bytes < fs_info->sectorsize);  in find_free_extent()
4135 	ffe_ctl.num_bytes = num_bytes;  in find_free_extent()
4161 	trace_find_free_extent(root, num_bytes, empty_size, flags);  in find_free_extent()
4300 		if (ffe_ctl.search_start + num_bytes >  in find_free_extent()
4303 					    ffe_ctl.found_offset, num_bytes);  in find_free_extent()
4313 				num_bytes, delalloc);  in find_free_extent()
4316 					ffe_ctl.found_offset, num_bytes);  in find_free_extent()
4323 		ins->offset = num_bytes;  in find_free_extent()
4326 					   num_bytes);  in find_free_extent()
4402 			 u64 num_bytes, u64 min_alloc_size,  in btrfs_reserve_extent()  argument
4407 	bool final_tried = num_bytes == min_alloc_size;  in btrfs_reserve_extent()
4414 	WARN_ON(num_bytes < fs_info->sectorsize);  in btrfs_reserve_extent()
4415 	ret = find_free_extent(root, ram_bytes, num_bytes, empty_size,  in btrfs_reserve_extent()
4421 			num_bytes = min(num_bytes >> 1, ins->offset);  in btrfs_reserve_extent()
4422 			num_bytes = round_down(num_bytes,  in btrfs_reserve_extent()
4424 			num_bytes = max(num_bytes, min_alloc_size);  in btrfs_reserve_extent()
4425 			ram_bytes = num_bytes;  in btrfs_reserve_extent()
4426 			if (num_bytes == min_alloc_size)  in btrfs_reserve_extent()
4435 				  flags, num_bytes, for_treelog);  in btrfs_reserve_extent()
4438 						      num_bytes, 1);  in btrfs_reserve_extent()
4570 	u64 num_bytes;  in alloc_reserved_tree_block()  local
4580 		num_bytes = fs_info->nodesize;  in alloc_reserved_tree_block()
4582 		extent_key.offset = node->num_bytes;  in alloc_reserved_tree_block()
4585 		num_bytes = node->num_bytes;  in alloc_reserved_tree_block()
4630 					  num_bytes);  in alloc_reserved_tree_block()