From: KY Srinivasan <kys@microsoft.com>
To: James Bottomley <jbottomley@parallels.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"hch@infradead.org" <hch@infradead.org>,
"sitsofe@gmail.com" <sitsofe@gmail.com>,
"devel@linuxdriverproject.org" <devel@linuxdriverproject.org>,
"apw@canonical.com" <apw@canonical.com>,
"martin.petersen@oracle.com" <martin.petersen@oracle.com>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"ohering@suse.com" <ohering@suse.com>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>,
"jasowang@redhat.com" <jasowang@redhat.com>
Subject: RE: [PATCH v2 3/3] [SCSI] Make LBP quirk skip lbpme checks tests
Date: Mon, 28 Jul 2014 20:05:24 +0000 [thread overview]
Message-ID: <cca020b4c9a74752bf7025085ce528cd@BY2PR0301MB0711.namprd03.prod.outlook.com> (raw)
In-Reply-To: <1406577767.19418.11.camel@jarvis>
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[-- Attachment #1: Type: text/plain; charset="utf-8", Size: 2370 bytes --]
> -----Original Message-----
> From: James Bottomley [mailto:jbottomley@parallels.com]
> Sent: Monday, July 28, 2014 1:03 PM
> To: KY Srinivasan
> Cc: linux-kernel@vger.kernel.org; hch@infradead.org; sitsofe@gmail.com;
> devel@linuxdriverproject.org; apw@canonical.com;
> martin.petersen@oracle.com; linux-scsi@vger.kernel.org;
> ohering@suse.com; gregkh@linuxfoundation.org; jasowang@redhat.com
> Subject: Re: [PATCH v2 3/3] [SCSI] Make LBP quirk skip lbpme checks tests
>
> On Mon, 2014-07-28 at 19:05 +0000, KY Srinivasan wrote:
> >
> > > -----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
> > > KY> CAPACITY
> > > KY> 16 command. As this transition happened during we added the
> > > KY> feature, Windows uses the newer method that based on VPD page
> > > KY> B2h. It looks 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.
>
> Like Martin says, this isn't optional either/or; it's mandatory to support the RC
> 16 bits. If you don't want to get into playing the messenger between us and
> the windows guys on SCSI standards, we'd be happy to communicate
> directly, either by email or a phone meeting.
Thanks James. I will take up your offer if needed.
Regards,
K. Y
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next prev parent reply other threads:[~2014-07-28 20:05 UTC|newest]
Thread overview: 43+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-21 23:06 [PATCH 1/1] Drivers: scsi: storvsc: Add blist flags K. Y. Srinivasan
2014-07-23 10:04 ` Sitsofe Wheeler
2014-07-23 11:51 ` Christoph Hellwig
2014-07-23 12:54 ` Sitsofe Wheeler
2014-07-23 14:10 ` Christoph Hellwig
2014-07-23 15:31 ` Sitsofe Wheeler
2014-07-23 15:40 ` KY Srinivasan
2014-07-23 15:39 ` KY Srinivasan
2014-07-23 14:10 ` Sitsofe Wheeler
2014-07-23 14:15 ` Christoph Hellwig
2014-07-23 20:13 ` Sitsofe Wheeler
2014-07-24 7:47 ` [PATCH 0/3] Enable discard on Hyper-V Sitsofe Wheeler
2014-07-24 7:52 ` [PATCH 1/3] [SCSI] Add quirk for forcing logical block provisioning tests Sitsofe Wheeler
2014-07-24 7:56 ` [PATCH 2/3] [SCSI] storvsc: Add Hyper-V " Sitsofe Wheeler
2014-07-24 14:09 ` James Bottomley
2014-07-24 18:03 ` Sitsofe Wheeler
2014-07-24 7:58 ` [PATCH 3/3] [SCSI] Make LBP quirk skip lbpme checks tests Sitsofe Wheeler
2014-07-24 12:22 ` [PATCH v2 " Sitsofe Wheeler
2014-07-24 13:54 ` Martin K. Petersen
2014-07-24 15:34 ` Christoph Hellwig
2014-07-24 15:35 ` Christoph Hellwig
2014-07-24 16:24 ` Sitsofe Wheeler
2014-07-24 15:36 ` Sitsofe Wheeler
2014-07-24 15:54 ` Martin K. Petersen
2014-07-25 16:47 ` KY Srinivasan
2014-07-25 16:57 ` Martin K. Petersen
2014-07-26 13:44 ` KY Srinivasan
2014-07-26 16:54 ` Martin K. Petersen
2014-07-26 17:17 ` KY Srinivasan
2014-07-26 19:25 ` Martin K. Petersen
2014-07-27 2:09 ` KY Srinivasan
2014-07-28 18:50 ` KY Srinivasan
2014-07-28 19:02 ` Martin K. Petersen
2014-07-28 19:05 ` KY Srinivasan
2014-07-28 20:02 ` James Bottomley
2014-07-28 20:05 ` KY Srinivasan [this message]
2014-07-29 17:41 ` KY Srinivasan
2014-07-29 19:30 ` Martin K. Petersen
2014-07-25 17:10 ` James Bottomley
2014-07-26 13:42 ` KY Srinivasan
2014-07-24 12:37 ` [PATCH 0/3] Enable discard on Hyper-V Sitsofe Wheeler
2014-07-24 5:40 ` [PATCH 1/1] Drivers: scsi: storvsc: Add blist flags Hannes Reinecke
2014-08-01 19:48 ` Sitsofe Wheeler
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