extended_operation 460 drivers/s390/block/dasd_eckd.c data->extended_operation = 0x11; extended_operation 478 drivers/s390/block/dasd_eckd.c data->extended_operation = 0x23; extended_operation 4259 drivers/s390/block/dasd_eckd.c lredata->extended_operation = 0x23; extended_operation 221 drivers/s390/block/dasd_eckd.h __u8 extended_operation;