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=-5.5 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 B6BF0C433E3 for ; Fri, 14 Aug 2020 07:26:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A068B20639 for ; Fri, 14 Aug 2020 07:26:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726541AbgHNHZ7 (ORCPT ); Fri, 14 Aug 2020 03:25:59 -0400 Received: from out30-131.freemail.mail.aliyun.com ([115.124.30.131]:45953 "EHLO out30-131.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726193AbgHNHZ7 (ORCPT ); Fri, 14 Aug 2020 03:25:59 -0400 X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R131e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e01e04407;MF=alex.shi@linux.alibaba.com;NM=1;PH=DS;RN=19;SR=0;TI=SMTPD_---0U5j8GEh_1597389951; Received: from IT-FVFX43SYHV2H.local(mailfrom:alex.shi@linux.alibaba.com fp:SMTPD_---0U5j8GEh_1597389951) by smtp.aliyun-inc.com(127.0.0.1); Fri, 14 Aug 2020 15:25:53 +0800 Subject: Re: [RFC PATCH 1/3] mm: Drop locked from isolate_migratepages_block To: Alexander Duyck Cc: Yang Shi , kbuild test robot , Rong Chen , Konstantin Khlebnikov , "Kirill A. Shutemov" , Hugh Dickins , LKML , Daniel Jordan , linux-mm , Shakeel Butt , Matthew Wilcox , Johannes Weiner , Tejun Heo , cgroups@vger.kernel.org, Andrew Morton , Wei Yang , Mel Gorman , Joonsoo Kim References: <20200813035100.13054.25671.stgit@localhost.localdomain> <20200813040224.13054.96724.stgit@localhost.localdomain> <8ea9e186-b223-fb1b-5c82-2aa43c5e9f10@linux.alibaba.com> From: Alex Shi Message-ID: Date: Fri, 14 Aug 2020 15:25:11 +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: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2020/8/13 下午10:32, Alexander Duyck 写道: >> Thanks a lot! >> Don't know if community is ok if we keep the patch following whole patchset alone? > I am fine with you squashing it with another patch if you want. In > theory this could probably be squashed in with the earlier patch I > submitted that introduced lruvec_holds_page_lru_lock or some other > patch. It is mostly just a cleanup anyway as it gets us away from > needing to hold the RCU read lock in the case that we already have the > correct lruvec. Hi Alexander, Thanks a lot! look like it's better to fold it in patch 17. Alex From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Shi Subject: Re: [RFC PATCH 1/3] mm: Drop locked from isolate_migratepages_block Date: Fri, 14 Aug 2020 15:25:11 +0800 Message-ID: References: <20200813035100.13054.25671.stgit@localhost.localdomain> <20200813040224.13054.96724.stgit@localhost.localdomain> <8ea9e186-b223-fb1b-5c82-2aa43c5e9f10@linux.alibaba.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="utf-8" To: Alexander Duyck Cc: Yang Shi , kbuild test robot , Rong Chen , Konstantin Khlebnikov , "Kirill A. Shutemov" , Hugh Dickins , LKML , Daniel Jordan , linux-mm , Shakeel Butt , Matthew Wilcox , Johannes Weiner , Tejun Heo , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Andrew Morton , Wei Yang , Mel Gorman , Joonsoo Kim 在 2020/8/13 下午10:32, Alexander Duyck 写道: >> Thanks a lot! >> Don't know if community is ok if we keep the patch following whole patchset alone? > I am fine with you squashing it with another patch if you want. In > theory this could probably be squashed in with the earlier patch I > submitted that introduced lruvec_holds_page_lru_lock or some other > patch. It is mostly just a cleanup anyway as it gets us away from > needing to hold the RCU read lock in the case that we already have the > correct lruvec. Hi Alexander, Thanks a lot! look like it's better to fold it in patch 17. Alex