>>>>> "Pasi" == Pasi Kärkkäinen <pasik@xxxxxx> writes: Pasi> .. and I probably need to sg_format the backing devices to enable Pasi> PI Yes. Unless the drive is already formatted with PI. The latter is becoming increasingly common as a PI-drive will work just fine in a "legacy" setup. Many current drives provide the same LBA count regardless of whether PI is enabled or not. So there isn't much point in not enabling it. -- Martin K. Petersen Oracle Linux Engineering -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html