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Subject: re: (resend) [PATCH [linux-4.14.y]] dm cache: submit writethrough
 writes in parallel to origin and cache
From:   John Donnelly <john.p.donnelly@oracle.com>
In-Reply-To: <20200727191809.GI406581@sasha-vm>
Date:   Mon, 27 Jul 2020 14:38:52 -0500
Cc:     Mike Snitzer <snitzer@redhat.com>, stable@vger.kernel.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
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 <20200727150014.GA27472@redhat.com> <20200727191809.GI406581@sasha-vm>
To:     Sasha Levin <sashal@kernel.org>
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> On Jul 27, 2020, at 2:18 PM, Sasha Levin <sashal@kernel.org> wrote:
> 
> On Mon, Jul 27, 2020 at 11:00:14AM -0400, Mike Snitzer wrote:
>> This mail needs to be saent to stable@vger.kernel.org (now cc'd).
>> 
>> Greg et al: please backport 2df3bae9a6543e90042291707b8db0cbfbae9ee9
> 
> Hm, what's the issue that this patch addresses? It's not clear from the
> commit message.
> 
> -- 
> Thanks,
> Sasha

HI Sasha ,

In an off-line conversation I had with Mike , he indicated that :


commit 1b17159e52bb31f982f82a6278acd7fab1d3f67b
Author: Mike Snitzer <snitzer@redhat.com>
Date:   Fri Feb 28 18:00:53 2020 -0500

   dm bio record: save/restore bi_end_io and bi_integrity


commit 248aa2645aa7fc9175d1107c2593cc90d4af5a4e
Author: Mike Snitzer <snitzer@redhat.com>
Date:   Fri Feb 28 18:11:53 2020 -0500

   dm integrity: use dm_bio_record and dm_bio_restore


Were picked up  in  "stable" kernels picked up even though 
neither was marked for stable@vger.kernel.org 

Adding this missing  commit :  

 2df3bae9a6543e90042291707b8db0cbfbae9ee9


Completes the series 


Thank you ,


John.