linux-kernel - Re: [PATCH 4.4 50/53] ntb_transport: fix qp count bug

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Message-ID: <f9477e11-701b-5ef8-19cb-5e518d1cdb58@deltatee.com>
Date:   Wed, 27 Sep 2017 09:57:22 -0600
From:   Logan Gunthorpe <logang@...tatee.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Ben Hutchings <ben.hutchings@...ethink.co.uk>,
        Shyam Sundar S K <ssundark@....com>,
        linux-kernel@...r.kernel.org, stable@...r.kernel.org,
        Allen Hubbe <Allen.Hubbe@...l.com>,
        Jon Mason <jdmason@...zu.us>
Subject: Re: [PATCH 4.4 50/53] ntb_transport: fix qp count bug



On 27/09/17 02:40 AM, Greg Kroah-Hartman wrote:
> On Tue, Sep 26, 2017 at 11:35:04AM -0600, Logan Gunthorpe wrote:
>>
>>
>> On 26/09/17 10:32 AM, Ben Hutchings wrote:
>>> In 4.4-stable, it doesn't, so this patch doesn't fix anything.  It looks
>>> like 4.4 would need a backport of:
>>
>> Yup, look like the Fixes tag should have been b17faba0 instead of cb827ee.
>> In which case it doesn't apply to 4.4.
> 
> Ah, should this be reverted then from 4.4?

It probably doesn't matter. The patch changes mw_count to nt->mw_count, 
but in 4.4 these values are exactly the same. So the patch shouldn't 
hurt anything but it also didn't fix anything.

Logan