RE: [PATCH] iw_cxgb4: Atomically flush per QP HW CQEs

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> On Fri, 2018-04-27 at 07:51 -0500, Steve Wise wrote:
> > > -----Original Message-----
> > > From: Potnuri Bharat Teja <bharat@xxxxxxxxxxx>
> > > Sent: Friday, April 27, 2018 6:11 AM
> > > To: jgg@xxxxxxxx; dledford@xxxxxxxxxx; leon@xxxxxxxxxx
> > > Cc: linux-rdma@xxxxxxxxxxxxxxx; swise@xxxxxxxxxxxxxxxxxxxxx;
> > > bharat@xxxxxxxxxxx
> > > Subject: [PATCH] iw_cxgb4: Atomically flush per QP HW CQEs
> > >
> > > When a CQ is shared by multiple QPs, c4iw_flush_hw_cq() needs to
> acquire
> > > corresponding QP lock before moving the CQEs into its corresponding SW
> > > queue and accessing the SQ contents for completing a WR.
> > > Ignore CQEs if corresponding QP is already flushed.
> > >
> > > Signed-off-by: Potnuri Bharat Teja <bharat@xxxxxxxxxxx>
> >
> > Looks good.   This needs a stable tag.
> >
> > Reviewed-by: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
> >
> >
> 
> I added a generic stable tag.  However, this didn't apply cleanly to my
> tree, so I'm not going to hold my breath that what I submit to Linus
> will apply cleanly to the stable trees.

Thanks Doug.  When the time comes, we'll provide the backport(s) to linux-stable if needed.

Steve.


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