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Date: Thu, 3 Mar 2016 14:07:08 +0800
From: Hanjun Guo <guohanjun@...wei.com>
To: Laura Abbott <labbott@...hat.com>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Sasha Levin <sasha.levin@...cle.com>,
Laura Abbott <lauraa@...eaurora.org>,
qiuxishi <qiuxishi@...wei.com>,
Catalin Marinas <Catalin.Marinas@....com>,
Will Deacon <will.deacon@....com>,
Arnd Bergmann <arnd@...db.de>, Joonsoo Kim <js1304@...il.com>
CC: "thunder.leizhen@...wei.com" <thunder.leizhen@...wei.com>,
dingtinahong <dingtianhong@...wei.com>, <chenjie6@...wei.com>,
"linux-mm@...ck.org" <linux-mm@...ck.org>
Subject: Re: Suspicious error for CMA stress test
Hi Laura,
Thanks a lot for taking a look!
On 2016/3/3 9:25, Laura Abbott wrote:
> (cc -mm and Joonsoo Kim)
>
>
[...]
>
> I played with this a bit and can see the same problem. The sanity
> check of CmaFree < CmaTotal generally triggers in
> __move_zone_freepage_state in unset_migratetype_isolate.
> This also seems to be present as far back as v4.0 which was the
> first version to have the updated accounting from Joonsoo.
Would you mind point out the specific commit ID?
Thanks
Hanjun
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