DASD_FLAG_SAFE_OFFLINE 3697 drivers/s390/block/dasd.c if (test_and_clear_bit(DASD_FLAG_SAFE_OFFLINE, &device->flags) && DASD_FLAG_SAFE_OFFLINE 974 drivers/s390/block/dasd_devmap.c set_bit(DASD_FLAG_SAFE_OFFLINE, &device->flags);