linux-kernel - Re: [PATCH v17 00/21] per memcg lru lock

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Date:   Fri, 31 Jul 2020 14:31:09 -0700
From:   Alexander Duyck <alexander.duyck@...il.com>
To:     Alex Shi <alex.shi@...ux.alibaba.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Mel Gorman <mgorman@...hsingularity.net>,
        Tejun Heo <tj@...nel.org>, Hugh Dickins <hughd@...gle.com>,
        Konstantin Khlebnikov <khlebnikov@...dex-team.ru>,
        Daniel Jordan <daniel.m.jordan@...cle.com>,
        Yang Shi <yang.shi@...ux.alibaba.com>,
        Matthew Wilcox <willy@...radead.org>,
        Johannes Weiner <hannes@...xchg.org>,
        kbuild test robot <lkp@...el.com>,
        linux-mm <linux-mm@...ck.org>,
        LKML <linux-kernel@...r.kernel.org>, cgroups@...r.kernel.org,
        Shakeel Butt <shakeelb@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Wei Yang <richard.weiyang@...il.com>,
        "Kirill A. Shutemov" <kirill@...temov.name>,
        Rong Chen <rong.a.chen@...el.com>
Subject: Re: [PATCH v17 00/21] per memcg lru lock

On Sat, Jul 25, 2020 at 6:00 AM Alex Shi <alex.shi@...ux.alibaba.com> wrote:
>
> The new version which bases on v5.8-rc6. It includes Hugh Dickins fix in
> mm/swap.c and mm/mlock.c fix which Alexander Duyck pointed out, then
> removes 'mm/mlock: reorder isolation sequence during munlock'
>
> Hi Johanness & Hugh & Alexander & Willy,
>
> Could you like to give a reviewed by since you address much of issue and
> give lots of suggestions! Many thanks!
>

I just finished getting a test pass done on the patches. I'm still
seeing a regression on the will-it-scale/page_fault3 test but it is
now only 3% instead of the 20% that it was so it may just be noise at
this point.

I'll try to make sure to get my review feedback wrapped up early next week.

Thanks.

- Alex