Re: [PATCH v2] mm/ksm: ignore STABLE_FLAG of rmap_item->address in rmap_walk_ksm
From: Jia He
Date: Thu Jun 07 2018 - 21:23:34 EST
Hi Andrew
On 6/8/2018 6:13 AM, Andrew Morton Wrote:
> On Thu, 24 May 2018 13:38:05 -0700 Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>>>
>>> Jia, Andrew,
>>>
>>> What is the status of this patch ?
>>>
>>
>> I have it scheduled for 4.18-rc1, with a cc:stable for backporting.
>>
>> I'd normally put such a fix into 4.17-rcX but I'd like to give Hugh
>> time to review it and to generally give it a bit more time for review
>> and test.
>>
>> Have you tested it yourself?
>
> I'll take your silence as a no.
Sorry if you asked the previous question to me.
I've tested by myself in arm64 server (QDF2400,46 cpus,96G mem)
Without this patch, the WARN_ON is very easy for reproducing.
After this patch, I have run the same benchmarch for a whole day without any
WARN_ONs
Hope it helpful.
Cheers,
Jia