From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 13F35C4742C for ; Fri, 30 Oct 2020 00:28:28 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 2EB742076B for ; Fri, 30 Oct 2020 00:28:26 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="0SPR28G4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2EB742076B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 329876B005C; Thu, 29 Oct 2020 20:28:26 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 2B16B6B005D; Thu, 29 Oct 2020 20:28:26 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 17A8A6B0062; Thu, 29 Oct 2020 20:28:26 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0221.hostedemail.com [216.40.44.221]) by kanga.kvack.org (Postfix) with ESMTP id DCE136B005C for ; Thu, 29 Oct 2020 20:28:25 -0400 (EDT) Received: from smtpin16.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with ESMTP id 7DF11180AD807 for ; Fri, 30 Oct 2020 00:28:25 +0000 (UTC) X-FDA: 77426705370.16.son45_450b85427291 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin16.hostedemail.com (Postfix) with ESMTP id 6149B100E690C for ; Fri, 30 Oct 2020 00:28:25 +0000 (UTC) X-HE-Tag: son45_450b85427291 X-Filterd-Recvd-Size: 2185 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf43.hostedemail.com (Postfix) with ESMTP for ; Fri, 30 Oct 2020 00:28:24 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 6C37D20738; Fri, 30 Oct 2020 00:28:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1604017703; bh=ptxAW43ZYEtEh9RNA40gJaK1af0/mySHiXBUQyFs5sk=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=0SPR28G4LS98nv2G4G40LSUsro9NFglW5zu1ytvGTIaZW8+mzEnl5FrIboQLGDoDR u1QBdej3OCEer6Gm7JJepAc+lQJ4cXzXbux3g55oqbge6rNXYpqFNKYZKEpVpLNxm1 V8bWXspMKUBj77oR5uVJScnhp22I/T/4H3Y/kk7s= Date: Thu, 29 Oct 2020 17:28:22 -0700 From: Andrew Morton To: Zi Yan Cc: Yang Shi , Linux MM , Rik van Riel , Linux Kernel Mailing List , Subject: Re: [PATCH] mm/compaction: count pages and stop correctly during page isolation. Message-Id: <20201029172822.da31fa5ab34c3a795361768f@linux-foundation.org> In-Reply-To: References: <20201029200435.3386066-1-zi.yan@sent.com> X-Mailer: Sylpheed 3.5.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, 29 Oct 2020 17:31:28 -0400 Zi Yan wrote: > > > > Shall you add Fixes tag to commit > > 1da2f328fa643bd72197dfed0c655148af31e4eb? And may cc stable. >=20 > Sure. >=20 > Fixes: 1da2f328fa64 (=E2=80=9Cmm,thp,compaction,cma: allow THP migratio= n for CMA allocations=E2=80=9D) >=20 > stable cc'ed. A think a cc:stable really requires a description of the end-user visible effects of the bug. Could you please provide that?