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Mon, 20 Sep 2021 02:16:53 -0700 (PDT) Received: from owniadeMacBook-Pro.local ([103.97.201.31]) by smtp.gmail.com with ESMTPSA id 130sm13754532pfy.175.2021.09.20.02.16.51 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 20 Sep 2021 02:16:53 -0700 (PDT) Subject: Re: [PATCH] mm/debug: sync up latest migrate_reason to migrate_reason_names To: Andrew Morton Cc: John Hubbard , Pavel Tatashin , Oscar Salvador , "Huang, Ying" , Yang Shi , Zi Yan , Dave Hansen , linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <20210917061432.323777-1-o451686892@gmail.com> <20210919163511.9f82c3634cf48d3769ccab42@linux-foundation.org> From: Weizhao Ouyang Message-ID: Date: Mon, 20 Sep 2021 17:16:50 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20210919163511.9f82c3634cf48d3769ccab42@linux-foundation.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: 4D0EBE001990 Authentication-Results: imf30.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b="HPs3d/f7"; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (imf30.hostedemail.com: domain of o451686892@gmail.com designates 209.85.216.45 as permitted sender) smtp.mailfrom=o451686892@gmail.com X-Stat-Signature: pkwdt3ryxz5xj6ps836zi1ubn3kk5tfg X-HE-Tag: 1632129414-436995 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000004, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 2021/9/20 07:35, Andrew Morton wrote: > On Fri, 17 Sep 2021 14:14:32 +0800 Weizhao Ouyang 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