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Message-ID: <e598e23c-880e-8bea-f042-c552516dda6b@dd-wrt.com>
Date: Thu, 21 Jul 2016 19:24:13 +0200
From: Sebastian Gottschall <s.gottschall@...wrt.com>
To: Michal Hocko <mhocko@...nel.org>,
Ian Jackson <ian.jackson@...citrix.com>
Cc: "stable@...r.kernel.org" <stable@...r.kernel.org>,
Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
"Odzioba, Lukasz" <lukasz.odzioba@...el.com>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"xen-devel@...ts.xensource.com" <xen-devel@...ts.xensource.com>,
"boris.ostrovsky@...cle.com" <boris.ostrovsky@...cle.com>,
"david.vrabel@...rix.com" <david.vrabel@...rix.com>,
"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>
Subject: Re: Revert c5ad33184354260be6d05de57e46a5498692f6d6 "mm/swap.c: flush
lru pvecs on compound page arrival" from stable tree?
Was:[osstest-admin@...project.org: [Xen-devel] [linux-4.1 bisection] complete
test-amd64-i386-qemut-rhel6hvm-amd]
Am 21.07.2016 um 16:23 schrieb Michal Hocko:
> On Thu 21-07-16 13:45:40, Ian Jackson wrote:
>> I see that linux-4.1.y is still at 5880876e9469 which has the serious
>> bug introduced by the backport c5ad33184354 "mm/swap.c: flush lru
>> pvecs on compound page arrival".
>>
>> The analogous problem is also still affecting at least linux-3.18.y.
>>
>> Is there some problem with reverting this patch in the stable
>> branches ?
> Sasha has mentioned he queued up the follow up fix. I am not sure who is
> the 3.18 maintainer but he should do the same.
>
> I am slightly worried that Sasha's email is bouncing for several days
> and I am not sure who is his backup. For the time being I would just
> suggest doing a local revert or apply Steven's patch from
> http://www.spinics.net/lists/stable/msg138760.html
i patched it it locally and it resolved the issue in 3.18
--
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