linux-kernel - Re: [PATCH v12 00/16] per memcg lru lock

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Message-ID: <b645a763-0661-cc14-bc99-57edde19267b@linux.alibaba.com>
Date:   Fri, 12 Jun 2020 11:09:33 +0800
From:   Alex Shi <alex.shi@...ux.alibaba.com>
To:     Hugh Dickins <hughd@...gle.com>
Cc:     akpm@...ux-foundation.org, mgorman@...hsingularity.net,
        tj@...nel.org, khlebnikov@...dex-team.ru,
        daniel.m.jordan@...cle.com, yang.shi@...ux.alibaba.com,
        willy@...radead.org, hannes@...xchg.org, lkp@...el.com,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        cgroups@...r.kernel.org, shakeelb@...gle.com,
        iamjoonsoo.kim@....com, richard.weiyang@...il.com
Subject: Re: [PATCH v12 00/16] per memcg lru lock



在 2020/6/12 上午6:26, Hugh Dickins 写道:
>> ..."
> It was well worth exploring, and may help in a few cases;
> Johannes's memcg swap simplifications have helped a lot more;
> but crashes under rotate_reclaimable_page() show that this series
> still does not give enough protection from mem_cgroup_move_account().
> 
> I'll send a couple of fixes to compaction bugs in reply to this:
> with those in, compaction appears to be solid.
> 

Thanks a lot for fixing. I will look into them and try to merge into
the patchset.

Thanks a lot!
Alex