linux-kernel - Re: [PATCH v2 0/1] remove SWAP_MAP

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Message-ID: <e1ea6387-eb9e-46b4-a5a8-3f40ad63988e@linux.alibaba.com>
Date: Tue, 8 Oct 2024 17:27:35 +0800
From: Baolin Wang <baolin.wang@...ux.alibaba.com>
To: Nhat Pham <nphamcs@...il.com>, akpm@...ux-foundation.org
Cc: hannes@...xchg.org, yosryahmed@...gle.com, hughd@...gle.com,
 shakeel.butt@...ux.dev, ryan.roberts@....com, ying.huang@...el.com,
 chrisl@...nel.org, david@...hat.com, kasong@...cent.com,
 willy@...radead.org, viro@...iv.linux.org.uk, baohua@...nel.org,
 chengming.zhou@...ux.dev, v-songbaohua@...o.com, linux-mm@...ck.org,
 kernel-team@...a.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 0/1] remove SWAP_MAP_SHMEM



On 2024/10/2 09:22, Nhat Pham wrote:
> On Tue, Oct 1, 2024 at 6:20 PM Nhat Pham <nphamcs@...il.com> wrote:
>>
>> Changelog:
>> v2:
>>          * Fix a WARN in the shmem THP swap path. Thanks Baolin, Yosry, and Barry
>>          for the report and the discussion on how to solve it.
> 
> Hi Baolin, could you run your stress program again on this version?
> FWIW, I was able to trigger 64kb mTHP swap in shmem + no-fallback
> swapout, so I think the issue is fixed.

Sure. I'm just back from vacation, and will find some time this week to 
test it.