352 	unsigned int		alloc_unit)  in xfs_exchange_range_checks()  argument
356 	uint64_t		allocmask = alloc_unit - 1;  in xfs_exchange_range_checks()
392 	if (!IS_ALIGNED(fxr->file1_offset, alloc_unit) ||  in xfs_exchange_range_checks()
393 	    !IS_ALIGNED(fxr->file2_offset, alloc_unit))  in xfs_exchange_range_checks()
436 		blen = ALIGN(size1, alloc_unit) - fxr->file1_offset;  in xfs_exchange_range_checks()
438 		blen = ALIGN(size2, alloc_unit) - fxr->file2_offset;  in xfs_exchange_range_checks()
439 	else if (!IS_ALIGNED(fxr->length, alloc_unit))  in xfs_exchange_range_checks()
475 	unsigned int		alloc_unit)  in xfs_exchange_range_prep()  argument
483 	error = xfs_exchange_range_checks(fxr, alloc_unit);  in xfs_exchange_range_prep()
545 	unsigned int			alloc_unit)  in xfs_exchrange_check_rtalign()  argument
555 	if (!isaligned_64(fxr->file1_offset, alloc_unit) ||  in xfs_exchrange_check_rtalign()
556 	    !isaligned_64(fxr->file2_offset, alloc_unit))  in xfs_exchrange_check_rtalign()
573 		blen = roundup_64(size1, alloc_unit) - fxr->file1_offset;  in xfs_exchrange_check_rtalign()
575 		blen = roundup_64(size2, alloc_unit) - fxr->file2_offset;  in xfs_exchrange_check_rtalign()
576 	else if (!isaligned_64(length, alloc_unit))  in xfs_exchrange_check_rtalign()
591 	if (isaligned_64(length, alloc_unit))  in xfs_exchrange_check_rtalign()
596 		blen = rounddown_64(blen, alloc_unit);  in xfs_exchrange_check_rtalign()
599 		blen = rounddown_64(blen, alloc_unit);  in xfs_exchrange_check_rtalign()
612 	unsigned int		alloc_unit = xfs_inode_alloc_unitsize(ip2);  in xfs_exchrange_prep()  local
622 	if (!is_power_of_2(alloc_unit)) {  in xfs_exchrange_prep()
623 		error = xfs_exchrange_check_rtalign(fxr, ip1, ip2, alloc_unit);  in xfs_exchrange_prep()
631 		alloc_unit = mp->m_sb.sb_blocksize;  in xfs_exchrange_prep()
634 	error = xfs_exchange_range_prep(fxr, alloc_unit);  in xfs_exchrange_prep()