linux-kernel - Re: [PATCH] mm/debug: sync up latest migrate_reason to migrate_reason

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Message-ID: <e889b501-3b15-0ce6-afc7-58a9666688e2@gmail.com>
Date:   Mon, 20 Sep 2021 17:16:50 +0800
From:   Weizhao Ouyang <o451686892@...il.com>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     John Hubbard <jhubbard@...dia.com>,
        Pavel Tatashin <pasha.tatashin@...een.com>,
        Oscar Salvador <osalvador@...e.de>,
        "Huang, Ying" <ying.huang@...el.com>,
        Yang Shi <shy828301@...il.com>, Zi Yan <ziy@...dia.com>,
        Dave Hansen <dave.hansen@...ux.intel.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm/debug: sync up latest migrate_reason to
 migrate_reason_names


On 2021/9/20 07:35, Andrew Morton wrote:
> On Fri, 17 Sep 2021 14:14:32 +0800 Weizhao Ouyang <o451686892@...il.com> wrote:
>
>> After related migrate page updates, sync up latest migrate_reason to
>> migrate_reason_names, page_owner use it to parse the page migrate
>> reason.
> A slight problem.
>
>> Fixes: d1e153fea2a8 ("mm/gup: migrate pinned pages out of movable zone")
>> Fixes: 26aa2d199d6f ("mm/migrate: demote pages during reclaim")
> d1e153fea2a8 is from May 2021, so a -stable backport would be appropriate.
>
> But 26aa2d199d6f is only in 5.15-rc1, so no cc:stable.
>
> So can you please prepare this as a two-patch series with the first
> patch (which fixes d1e153fea2a8) marked cc:stable?

Okay I will send v2 patch soon.

Thanks,
Weizhao