>>>>> "James" == James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> writes: James> On Wed, 2008-08-06 at 16:34 +0100, Hugh Dickins wrote: >> PQual=0 Device_type=0 RMB=1 version=0x00 [no conformance claimed] James> We could try using this as the trigger. I assume all DIF James> supporting devices must also claim conformance to SPC3/SBC2 or James> higher? You'd think, wouldn't you? Originally I only checked for PROTECT if version was SBC2 or better. But as it turns out I have drives that only report SBC and yet they do DIF. This old version is apparently reported to prevent problems in other operating systems. *sigh* -- 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