From: Avri Altman <Avri.Altman@wdc.com>
To: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: "James E.J. Bottomley" <jejb@linux.vnet.ibm.com>,
SCSI <linux-scsi@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Avi Shchislowski <Avi.Shchislowski@wdc.com>,
Alex Lemberg <Alex.Lemberg@wdc.com>,
Evan Green <evgreen@chromium.org>
Subject: RE: [PATCH v4 3/3] scsi: ufs-bsg: Allow reading descriptors
Date: Tue, 5 Feb 2019 12:07:25 +0000 [thread overview]
Message-ID: <SN6PR04MB4925C574E60B3BA44DD6E0A0FC6E0@SN6PR04MB4925.namprd04.prod.outlook.com> (raw)
In-Reply-To: <CAE=gft6mLsW-iEBZ9pFRWWyDQz_gCs20_4JBoBzxL1tYv0rbYg@mail.gmail.com>
Martin,
Any further comments?
Thanks,
Avri
> -----Original Message-----
> From: Evan Green <evgreen@chromium.org>
> Sent: Monday, January 28, 2019 8:42 PM
> To: Avri Altman <Avri.Altman@wdc.com>
> Cc: James E.J. Bottomley <jejb@linux.vnet.ibm.com>; Martin K. Petersen
> <martin.petersen@oracle.com>; SCSI <linux-scsi@vger.kernel.org>; LKML
> <linux-kernel@vger.kernel.org>; Avi Shchislowski <Avi.Shchislowski@wdc.com>;
> Alex Lemberg <Alex.Lemberg@wdc.com>
> Subject: Re: [PATCH v4 3/3] scsi: ufs-bsg: Allow reading descriptors
>
> On Sat, Jan 26, 2019 at 11:08 PM Avri Altman <avri.altman@wdc.com> wrote:
> >
> > Add this functionality, placing the descriptor being read in the actual
> > data buffer in the bio.
> >
> > That is, for both read and write descriptors query upiu, we are using
> > the job's request_payload. This in turn, is mapped back in user land to
> > the applicable sg_io_v4 xferp: dout_xferp for write descriptor,
> > and din_xferp for read descriptor.
> >
> > Signed-off-by: Avri Altman <avri.altman@wdc.com>
>
> Reviewed-by: Evan Green <evgreen@chromium.org>
next prev parent reply other threads:[~2019-02-05 12:07 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-27 7:07 [PATCH v4 0/3] scsi: ufs-bsg: Add read descriptor Avri Altman
2019-01-27 7:07 ` [PATCH v4 1/3] scsi: ufs-bsg: Change the calling convention for write descriptor Avri Altman
2019-01-27 7:07 ` [PATCH v4 2/3] scsi: ufs: Allow reading descriptor via raw upiu Avri Altman
2019-01-31 9:22 ` [EXT] " Bean Huo (beanhuo)
2019-01-27 7:07 ` [PATCH v4 3/3] scsi: ufs-bsg: Allow reading descriptors Avri Altman
2019-01-28 18:42 ` Evan Green
2019-02-05 12:07 ` Avri Altman [this message]
2019-02-07 14:15 ` Avri Altman
2019-02-07 14:41 ` Martin K. Petersen
2019-02-19 11:44 ` Avri Altman
2019-02-20 0:30 ` Martin K. Petersen
2019-01-31 10:27 ` [EXT] " Bean Huo (beanhuo)
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