DASD_STOPPED_DC_WAIT
int mask = ~(DASD_STOPPED_DC_WAIT | DASD_STOPPED_NOSPC);
if (device->stopped & ~(DASD_STOPPED_DC_WAIT))
dasd_device_set_stop_bits(device, DASD_STOPPED_DC_WAIT);
dasd_device_remove_stop_bits(device, DASD_STOPPED_DC_WAIT);
DASD_STOPPED_DC_WAIT);