drivers/block/loop.c

1358 loop_info64_from_old(const struct loop_info *info, struct loop_info64 *info64)
1360 	memset(info64, 0, sizeof(*info64));
1361 	info64->lo_number = info->lo_number;
1362 	info64->lo_device = info->lo_device;
1363 	info64->lo_inode = info->lo_inode;
1364 	info64->lo_rdevice = info->lo_rdevice;
1365 	info64->lo_offset = info->lo_offset;
1366 	info64->lo_sizelimit = 0;
1367 	info64->lo_flags = info->lo_flags;
1368 	memcpy(info64->lo_file_name, info->lo_name, LO_NAME_SIZE);
1372 loop_info64_to_old(const struct loop_info64 *info64, struct loop_info *info)
1375 	info->lo_number = info64->lo_number;
1376 	info->lo_device = info64->lo_device;
1377 	info->lo_inode = info64->lo_inode;
1378 	info->lo_rdevice = info64->lo_rdevice;
1379 	info->lo_offset = info64->lo_offset;
1380 	info->lo_flags = info64->lo_flags;
1381 	memcpy(info->lo_name, info64->lo_file_name, LO_NAME_SIZE);
1384 	if (info->lo_device != info64->lo_device ||
1385 	    info->lo_rdevice != info64->lo_rdevice ||
1386 	    info->lo_inode != info64->lo_inode ||
1387 	    info->lo_offset != info64->lo_offset)
1397 	struct loop_info64 info64;
1401 	loop_info64_from_old(&info, &info64);
1402 	return loop_set_status(lo, &info64);
1408 	struct loop_info64 info64;
1410 	if (copy_from_user(&info64, arg, sizeof (struct loop_info64)))
1412 	return loop_set_status(lo, &info64);
1418 	struct loop_info64 info64;
1423 	err = loop_get_status(lo, &info64);
1425 		err = loop_info64_to_old(&info64, &info);
1434 	struct loop_info64 info64;
1439 	err = loop_get_status(lo, &info64);
1440 	if (!err && copy_to_user(arg, &info64, sizeof(info64)))
1606 			struct loop_info64 *info64)
1613 	memset(info64, 0, sizeof(*info64));
1614 	info64->lo_number = info.lo_number;
1615 	info64->lo_device = info.lo_device;
1616 	info64->lo_inode = info.lo_inode;
1617 	info64->lo_rdevice = info.lo_rdevice;
1618 	info64->lo_offset = info.lo_offset;
1619 	info64->lo_sizelimit = 0;
1620 	info64->lo_flags = info.lo_flags;
1621 	memcpy(info64->lo_file_name, info.lo_name, LO_NAME_SIZE);
1630 loop_info64_to_compat(const struct loop_info64 *info64,
1636 	info.lo_number = info64->lo_number;
1637 	info.lo_device = info64->lo_device;
1638 	info.lo_inode = info64->lo_inode;
1639 	info.lo_rdevice = info64->lo_rdevice;
1640 	info.lo_offset = info64->lo_offset;
1641 	info.lo_flags = info64->lo_flags;
1642 	memcpy(info.lo_name, info64->lo_file_name, LO_NAME_SIZE);
1645 	if (info.lo_device != info64->lo_device ||
1646 	    info.lo_rdevice != info64->lo_rdevice ||
1647 	    info.lo_inode != info64->lo_inode ||
1648 	    info.lo_offset != info64->lo_offset)
1660 	struct loop_info64 info64;
1663 	ret = loop_info64_from_compat(arg, &info64);
1666 	return loop_set_status(lo, &info64);
1673 	struct loop_info64 info64;
1678 	err = loop_get_status(lo, &info64);
1680 		err = loop_info64_to_compat(&info64, arg);