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=-8.5 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 79BFAC433DF for ; Fri, 14 Aug 2020 07:21:01 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 43F24206DA for ; Fri, 14 Aug 2020 07:21:01 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 43F24206DA Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.alibaba.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D3AAF8D0001; Fri, 14 Aug 2020 03:21:00 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id CC5F36B000C; Fri, 14 Aug 2020 03:21:00 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id BB3B58D0001; Fri, 14 Aug 2020 03:21:00 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0168.hostedemail.com [216.40.44.168]) by kanga.kvack.org (Postfix) with ESMTP id A073A6B000A for ; Fri, 14 Aug 2020 03:21:00 -0400 (EDT) Received: from smtpin10.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 544C73636 for ; Fri, 14 Aug 2020 07:21:00 +0000 (UTC) X-FDA: 77148327480.10.mint97_141604c26ffa Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin10.hostedemail.com (Postfix) with ESMTP id 29C5516A4AB for ; Fri, 14 Aug 2020 07:21:00 +0000 (UTC) X-HE-Tag: mint97_141604c26ffa X-Filterd-Recvd-Size: 2058 Received: from out30-130.freemail.mail.aliyun.com (out30-130.freemail.mail.aliyun.com [115.124.30.130]) by imf21.hostedemail.com (Postfix) with ESMTP for ; Fri, 14 Aug 2020 07:20:54 +0000 (UTC) X-Alimail-AntiSpam:AC=PASS;BC=-1|-1;BR=01201311R881e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e07488;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=19;SR=0;TI=SMTPD_---0U5ih6Du_1597389645; Received: from IT-FVFX43SYHV2H.local(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0U5ih6Du_1597389645) by smtp.aliyun-inc.com(127.0.0.1); Fri, 14 Aug 2020 15:20:47 +0800 Subject: Re: [RFC PATCH 3/3] mm: Identify compound pages sooner in isolate_migratepages_block To: Alexander Duyck Cc: yang.shi@linux.alibaba.com, lkp@intel.com, rong.a.chen@intel.com, khlebnikov@yandex-team.ru, kirill@shutemov.name, hughd@google.com, linux-kernel@vger.kernel.org, daniel.m.jordan@oracle.com, linux-mm@kvack.org, shakeelb@google.com, willy@infradead.org, hannes@cmpxchg.org, tj@kernel.org, cgroups@vger.kernel.org, akpm@linux-foundation.org, richard.weiyang@gmail.com, mgorman@techsingularity.net, iamjoonsoo.kim@lge.com References: <20200813035100.13054.25671.stgit@localhost.localdomain> <20200813040240.13054.76770.stgit@localhost.localdomain> From: Alex Shi Message-ID: <76f64f08-e2c7-9862-5e7f-6251032735f0@linux.alibaba.com> Date: Fri, 14 Aug 2020 15:20:05 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200813040240.13054.76770.stgit@localhost.localdomain> Content-Type: text/plain; charset=utf-8 X-Rspamd-Queue-Id: 29C5516A4AB X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam04 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: It has a slight performance drop too... Thanks Alex =E5=9C=A8 2020/8/13 =E4=B8=8B=E5=8D=8812:02, Alexander Duyck =E5=86=99=E9= =81=93: > Signed-off-by: Alexander Duyck > --- > mm/compaction.c | 33 ++++++++++++++++++--------------- > 1 file changed, 18 insertions(+), 15 deletions(-)