199 		.startoff2		= XFS_B_TO_FSBT(mp, fxr->file2_offset),  in xfs_exchrange_mappings()
341 	return remap_verify_area(fxr->file2, fxr->file2_offset, fxr->length,  in xfs_exchange_range_verify_area()
372 	if (fxr->file1_offset > size1 || fxr->file2_offset > size2)  in xfs_exchange_range_checks()
381 					     size2 - fxr->file2_offset);  in xfs_exchange_range_checks()
393 	    !IS_ALIGNED(fxr->file2_offset, alloc_unit))  in xfs_exchange_range_checks()
398 	    check_add_overflow(fxr->file2_offset, fxr->length, &tmp))  in xfs_exchange_range_checks()
407 	     fxr->file2_offset + fxr->length > size2))  in xfs_exchange_range_checks()
416 	error = generic_write_check_limits(fxr->file2, fxr->file2_offset,  in xfs_exchange_range_checks()
437 	else if (fxr->file2_offset + fxr->length == size2)  in xfs_exchange_range_checks()
438 		blen = ALIGN(size2, alloc_unit) - fxr->file2_offset;  in xfs_exchange_range_checks()
446 	    fxr->file2_offset + blen > fxr->file1_offset &&  in xfs_exchange_range_checks()
447 	    fxr->file1_offset + blen > fxr->file2_offset)  in xfs_exchange_range_checks()
458 	if (fxr->file2_offset + blen < size2)  in xfs_exchange_range_checks()
499 			fxr->file2_offset,  in xfs_exchange_range_prep()
500 			fxr->file2_offset + fxr->length - 1);  in xfs_exchange_range_prep()
556 	    !isaligned_64(fxr->file2_offset, alloc_unit))  in xfs_exchrange_check_rtalign()
561 					size2 - fxr->file2_offset);  in xfs_exchrange_check_rtalign()
574 	else if (fxr->file2_offset + length == size2)  in xfs_exchrange_check_rtalign()
575 		blen = roundup_64(size2, alloc_unit) - fxr->file2_offset;  in xfs_exchrange_check_rtalign()
583 	    fxr->file2_offset + blen > fxr->file1_offset &&  in xfs_exchrange_check_rtalign()
584 	    fxr->file1_offset + blen > fxr->file2_offset)  in xfs_exchrange_check_rtalign()
595 	if (fxr->file2_offset + length < size2)  in xfs_exchrange_check_rtalign()
655 	error = xfs_flush_unmap_range(ip2, fxr->file2_offset, fxr->length);  in xfs_exchrange_prep()
675 		error = xfs_reflink_cancel_cow_range(ip2, fxr->file2_offset,  in xfs_exchrange_prep()
827 	fxr.file2_offset	= args.file2_offset;  in xfs_ioc_exchange_range()
927 	fxr.file2_offset	= args.file2_offset;  in xfs_ioc_commit_range()