lkml.org 
[lkml]   [2019]   [Jan]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [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>

\
 
 \ /
  Last update: 2019-01-28 19:44    [W:0.104 / U:4.184 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site