device_uid 807 drivers/s390/block/dasd_eckd.c struct dasd_uid device_uid; device_uid 810 drivers/s390/block/dasd_eckd.c dasd_eckd_get_uid(device, &device_uid); device_uid 812 drivers/s390/block/dasd_eckd.c return memcmp(&device_uid, &private->uid, sizeof(struct dasd_uid));