2988 	u64 alloc_start = round_down(offset, sectorsize);  in btrfs_zero_range()  local
2996 			      alloc_start, alloc_end - alloc_start, 0);  in btrfs_zero_range()
3010 	if (em->start <= alloc_start &&  in btrfs_zero_range()
3029 		alloc_start = em_end;  in btrfs_zero_range()
3030 		ASSERT(IS_ALIGNED(alloc_start, sectorsize));  in btrfs_zero_range()
3031 		len = offset + len - alloc_start;  in btrfs_zero_range()
3032 		offset = alloc_start;  in btrfs_zero_range()
3040 				      alloc_start, sectorsize, 0);  in btrfs_zero_range()
3062 		alloc_start = round_down(offset, sectorsize);  in btrfs_zero_range()
3063 		alloc_end = alloc_start + sectorsize;  in btrfs_zero_range()
3067 	alloc_start = round_up(offset, sectorsize);  in btrfs_zero_range()
3081 			alloc_start = round_down(offset, sectorsize);  in btrfs_zero_range()
3110 	if (alloc_start < alloc_end) {  in btrfs_zero_range()
3112 		const u64 lockstart = alloc_start;  in btrfs_zero_range()
3115 		bytes_to_reserve = alloc_end - alloc_start;  in btrfs_zero_range()
3122 						alloc_start, bytes_to_reserve);  in btrfs_zero_range()
3129 		ret = btrfs_prealloc_file_range(inode, mode, alloc_start,  in btrfs_zero_range()
3130 						alloc_end - alloc_start,  in btrfs_zero_range()
3145 					       alloc_start, bytes_to_reserve);  in btrfs_zero_range()
3162 	u64 alloc_start;  in btrfs_fallocate()  local
3171 	alloc_start = round_down(offset, blocksize);  in btrfs_fallocate()
3173 	cur_offset = alloc_start;  in btrfs_fallocate()
3190 						      alloc_end - alloc_start);  in btrfs_fallocate()
3210 	if (alloc_start > inode->i_size) {  in btrfs_fallocate()
3212 					alloc_start);  in btrfs_fallocate()
3230 	ret = btrfs_wait_ordered_range(inode, alloc_start,  in btrfs_fallocate()
3231 				       alloc_end - alloc_start);  in btrfs_fallocate()
3248 		lock_extent_bits(&BTRFS_I(inode)->io_tree, alloc_start,  in btrfs_fallocate()
3253 		    ordered->file_offset + ordered->len > alloc_start &&  in btrfs_fallocate()
3257 					     alloc_start, locked_end,  in btrfs_fallocate()
3263 			ret = btrfs_wait_ordered_range(inode, alloc_start,  in btrfs_fallocate()
3264 						       alloc_end - alloc_start);  in btrfs_fallocate()
3341 	unlock_extent_cached(&BTRFS_I(inode)->io_tree, alloc_start, locked_end,  in btrfs_fallocate()