From: Greg KH <gregkh@linuxfoundation.org>
To: Steve Wise <swise@opengridcomputing.com>
Cc: stable@vger.kernel.org
Subject: Re: [PATCH] iw_cxgb4: set correct FetchBurstMax for QPs
Date: Sun, 5 Feb 2017 11:28:47 +0100 [thread overview]
Message-ID: <20170205102847.GA28076@kroah.com> (raw)
In-Reply-To: <02ba01d27e3f$8b7c3c20$a274b460$@opengridcomputing.com>
On Fri, Feb 03, 2017 at 11:04:13AM -0600, Steve Wise wrote:
> I forgot to add the stable Cc tag when I submitted this, but it is important to
> get this patch into 4.9.x:
>
> commit b414fa01c31318383ae29d9d23cb9ca4184bbd86
> Author: Steve Wise <swise@opengridcomputing.com>
> Date: Thu Dec 15 08:09:35 2016 -0800
>
> iw_cxgb4: set correct FetchBurstMax for QPs
>
> The current QP FetchBurstMax value is 256B, which
> is incorrect since a WR can exceed that value. The
> result being a partial WR fetched by hardware, and
> a fatal "bad WR" error posted by the SGE.
>
> So bump the FetchBurstMax to 512B.
>
> Signed-off-by: Steve Wise <swise@opengridcomputing.com>
> Signed-off-by: Doug Ledford <dledford@redhat.com>
>
> I'm not sure if this is the correct way to request this, but I think I'm
> following _option_2 from Documentation/stable_kernel_rules.txt.
Now queued up. Are you sure this isn't also needed in the 4.4-stable
tree?
thanks,
greg k-h
next prev parent reply other threads:[~2017-02-05 10:28 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-03 17:04 [PATCH] iw_cxgb4: set correct FetchBurstMax for QPs Steve Wise
2017-02-05 10:28 ` Greg KH [this message]
2017-02-05 13:41 ` Steve Wise
2017-02-05 14:05 ` 'Greg KH'
2017-02-06 14:59 ` Steve Wise
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