Re: [PATCH][SCS] sd: Read Capacity if (16) fails

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>>>>> "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

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