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SubjectRE: [PATCH v2 3/3] [SCSI] Make LBP quirk skip lbpme checks tests
Date


> -----Original Message-----
> From: Martin K. Petersen [mailto:martin.petersen@oracle.com]
> Sent: Monday, July 28, 2014 12:03 PM
> To: KY Srinivasan
> Cc: Martin K. Petersen; Sitsofe Wheeler; Christoph Hellwig;
> gregkh@linuxfoundation.org; linux-kernel@vger.kernel.org;
> devel@linuxdriverproject.org; ohering@suse.com; apw@canonical.com;
> jasowang@redhat.com; jbottomley@parallels.com; linux-
> scsi@vger.kernel.org
> Subject: Re: [PATCH v2 3/3] [SCSI] Make LBP quirk skip lbpme checks tests
>
> >>>>> "KY" == KY Srinivasan <kys@microsoft.com> writes:
>
> KY,
>
> KY> "At the time thin-provisioning was defined, the discovery
> KY> information was first proposed in READ CAPACITY 16 command. And
> then
> KY> moved into the new dedicated VPD page - B2h. You can see the
> KY> information reported in this VPD page is richer than READ CAPACITY
> KY> 16 command. As this transition happened during we added the feature,
> KY> Windows uses the newer method that based on VPD page B2h. It looks
> KY> Linux tries to use both new and old method which is weird to me."
>
> The READ CAPACITY(16) response is not optional.

Ok; that settles the issue then. I will attempt to get it fixed on Windows.

K. Y

>
> --
> Martin K. Petersen Oracle Linux Engineering


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