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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_1 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 B9CAAC388F7 for ; Thu, 12 Nov 2020 05:36:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 72B7C2076E for ; Thu, 12 Nov 2020 05:36:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729225AbgKLFgs (ORCPT ); Thu, 12 Nov 2020 00:36:48 -0500 Received: from out30-43.freemail.mail.aliyun.com ([115.124.30.43]:57356 "EHLO out30-43.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728329AbgKLDgP (ORCPT ); Wed, 11 Nov 2020 22:36:15 -0500 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R101e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04394;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=22;SR=0;TI=SMTPD_---0UF1vPTE_1605152168; Received: from IT-FVFX43SYHV2H.local(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0UF1vPTE_1605152168) by smtp.aliyun-inc.com(127.0.0.1); Thu, 12 Nov 2020 11:36:09 +0800 Subject: Re: [PATCH v21 15/19] mm/compaction: do page isolation first in compaction To: Hugh Dickins , Vlastimil Babka Cc: akpm@linux-foundation.org, mgorman@techsingularity.net, tj@kernel.org, khlebnikov@yandex-team.ru, daniel.m.jordan@oracle.com, willy@infradead.org, hannes@cmpxchg.org, lkp@intel.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, shakeelb@google.com, iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com, kirill@shutemov.name, alexander.duyck@gmail.com, rong.a.chen@intel.com, mhocko@suse.com, vdavydov.dev@gmail.com, shy828301@gmail.com References: <1604566549-62481-1-git-send-email-alex.shi@linux.alibaba.com> <1604566549-62481-16-git-send-email-alex.shi@linux.alibaba.com> From: Alex Shi Message-ID: <6d2d215e-fd72-b8cc-331f-189ea04a361d@linux.alibaba.com> Date: Thu, 12 Nov 2020 11:35:23 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=gbk Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ÔÚ 2020/11/12 ÉÏÎç10:28, Hugh Dickins дµÀ: >>> * Page become compound since the non-locked check, >>> * and it's on LRU. It can only be a THP so the order >>> @@ -990,16 +1002,13 @@ static bool too_many_isolated(pg_data_t *pgdat) > Completely off-topic, and won't matter at all when Andrew rediffs into > mmotm: but isn't it weird that this is showing "too_many_isolated(", > when actually the function is isolate_migratepages_block()? > My git version is too low for this. Thanks for reminder. the latest git work fine on correct function name. Thanks