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SubjectRE: [PATCH v4 3/3] scsi: ufs-bsg: Allow reading descriptors
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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>
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