drivers/block/loop.c

1381 loop_info64_from_old(const struct loop_info *info, struct loop_info64 *info64)
1383 	memset(info64, 0, sizeof(*info64));
1384 	info64->lo_number = info->lo_number;
1385 	info64->lo_device = info->lo_device;
1386 	info64->lo_inode = info->lo_inode;
1387 	info64->lo_rdevice = info->lo_rdevice;
1388 	info64->lo_offset = info->lo_offset;
1389 	info64->lo_sizelimit = 0;
1390 	info64->lo_flags = info->lo_flags;
1391 	memcpy(info64->lo_file_name, info->lo_name, LO_NAME_SIZE);
1395 loop_info64_to_old(const struct loop_info64 *info64, struct loop_info *info)
1398 	info->lo_number = info64->lo_number;
1399 	info->lo_device = info64->lo_device;
1400 	info->lo_inode = info64->lo_inode;
1401 	info->lo_rdevice = info64->lo_rdevice;
1402 	info->lo_offset = info64->lo_offset;
1403 	info->lo_flags = info64->lo_flags;
1404 	memcpy(info->lo_name, info64->lo_file_name, LO_NAME_SIZE);
1407 	if (info->lo_device != info64->lo_device ||
1408 	    info->lo_rdevice != info64->lo_rdevice ||
1409 	    info->lo_inode != info64->lo_inode ||
1410 	    info->lo_offset != info64->lo_offset)
1420 	struct loop_info64 info64;
1424 	loop_info64_from_old(&info, &info64);
1425 	return loop_set_status(lo, &info64);
1431 	struct loop_info64 info64;
1433 	if (copy_from_user(&info64, arg, sizeof (struct loop_info64)))
1435 	return loop_set_status(lo, &info64);
1441 	struct loop_info64 info64;
1446 	err = loop_get_status(lo, &info64);
1448 		err = loop_info64_to_old(&info64, &info);
1457 	struct loop_info64 info64;
1462 	err = loop_get_status(lo, &info64);
1463 	if (!err && copy_to_user(arg, &info64, sizeof(info64)))
1629 			struct loop_info64 *info64)
1636 	memset(info64, 0, sizeof(*info64));
1637 	info64->lo_number = info.lo_number;
1638 	info64->lo_device = info.lo_device;
1639 	info64->lo_inode = info.lo_inode;
1640 	info64->lo_rdevice = info.lo_rdevice;
1641 	info64->lo_offset = info.lo_offset;
1642 	info64->lo_sizelimit = 0;
1643 	info64->lo_flags = info.lo_flags;
1644 	memcpy(info64->lo_file_name, info.lo_name, LO_NAME_SIZE);
1653 loop_info64_to_compat(const struct loop_info64 *info64,
1659 	info.lo_number = info64->lo_number;
1660 	info.lo_device = info64->lo_device;
1661 	info.lo_inode = info64->lo_inode;
1662 	info.lo_rdevice = info64->lo_rdevice;
1663 	info.lo_offset = info64->lo_offset;
1664 	info.lo_flags = info64->lo_flags;
1665 	memcpy(info.lo_name, info64->lo_file_name, LO_NAME_SIZE);
1668 	if (info.lo_device != info64->lo_device ||
1669 	    info.lo_rdevice != info64->lo_rdevice ||
1670 	    info.lo_inode != info64->lo_inode ||
1671 	    info.lo_offset != info64->lo_offset)
1683 	struct loop_info64 info64;
1686 	ret = loop_info64_from_compat(arg, &info64);
1689 	return loop_set_status(lo, &info64);
1696 	struct loop_info64 info64;
1701 	err = loop_get_status(lo, &info64);
1703 		err = loop_info64_to_compat(&info64, arg);