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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 1308AC4CEC4 for ; Thu, 19 Sep 2019 01:33:29 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id CA25C21907 for ; Thu, 19 Sep 2019 01:33:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CA25C21907 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=wangsu.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 63B066B0320; Wed, 18 Sep 2019 21:33:28 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 5EC0A6B0321; Wed, 18 Sep 2019 21:33:28 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4D9B76B0322; Wed, 18 Sep 2019 21:33:28 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0153.hostedemail.com [216.40.44.153]) by kanga.kvack.org (Postfix) with ESMTP id 2C85B6B0320 for ; Wed, 18 Sep 2019 21:33:28 -0400 (EDT) Received: from smtpin27.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay01.hostedemail.com (Postfix) with SMTP id D3E4C180AD808 for ; Thu, 19 Sep 2019 01:33:27 +0000 (UTC) X-FDA: 75949947654.27.scarf23_7562beaf3c936 X-HE-Tag: scarf23_7562beaf3c936 X-Filterd-Recvd-Size: 3418 Received: from wangsu.com (unknown [123.103.51.227]) by imf15.hostedemail.com (Postfix) with ESMTP for ; Thu, 19 Sep 2019 01:33:26 +0000 (UTC) Received: from localhost.localdomain (unknown [218.85.123.226]) by app2 (Coremail) with SMTP id 4zNnewDHpwDA2oJdbAABAA--.14S2; Thu, 19 Sep 2019 09:32:49 +0800 (CST) Subject: Re: [PATCH] [RESEND] vmscan.c: add a sysctl entry for controlling memory reclaim IO congestion_wait length To: Michal Hocko Cc: corbet@lwn.net, mcgrof@kernel.org, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, keescook@chromium.org, mchehab+samsung@kernel.org, mgorman@techsingularity.net, vbabka@suse.cz, ktkhai@virtuozzo.com, hannes@cmpxchg.org, willy@infradead.org, kbuild test robot References: <20190918095159.27098-1-linf@wangsu.com> <20190918122738.GE12770@dhcp22.suse.cz> From: Lin Feng Message-ID: Date: Thu, 19 Sep 2019 09:32:48 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190918122738.GE12770@dhcp22.suse.cz> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-CM-TRANSID:4zNnewDHpwDA2oJdbAABAA--.14S2 X-Coremail-Antispam: 1UD129KBjvdXoWruF17try7Kw4xCF1kXF4DXFb_yoWfJwbE9F 18Krnxuws5KF4DWFsrJrnxCrykKw4rtr1kWrW8JrnxGa4rJF1rAa95Ww1kWa1kt3y8WrZr XrySkryDXw129jkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUbVxYjsxI4VWkCwAYFVCjjxCrM7CY07I20VC2zVCF04k26cxKx2IY s7xG6rWj6s0DM28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8wA2z4x0Y4vE2Ix0cI 8IcVAFwI0_tr0E3s1l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_GcCE3s1l84ACjcxK6I8E 87Iv67AKxVW0oVCq3wA2z4x0Y4vEx4A2jsIEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c 8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E74AGY7Cv6cx26r48McIj 6xkF7I0En7xvr7AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IY64vIr41lFI xGxcIEc7CjxVA2Y2ka0xkIwI1lc7I2V7IY0VAS07AlzVAYIcxG8wCY02Avz4vE14v_KwCF 04k20xvY0x0EwIxGrwCF04k20xvE74AGY7Cv6cx26r48MxC20s026xCaFVCjc4AY6r1j6r 4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CEb7AF 67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0xvE2I x0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_WFyUJVCq3wCI42IY 6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWIevJa 73UjIFyTuYvjxU1qXdUUUUU X-CM-SenderInfo: holqwq5zdqw23xof0z/ 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 9/18/19 20:27, Michal Hocko wrote: > Please do not post a new version with a minor compile fixes until there > is a general agreement on the approach. Willy had comments which really > need to be resolved first. Sorry, but thanks for pointing out. > > Also does this > [...] >> Reported-by: kbuild test robot > really hold? Because it suggests that the problem has been spotted by > the kbuild bot which is kinda unexpected... I suspect you have just > added that for the minor compilation issue that you have fixed since the > last version. Yes, I do know the issue is not reported by the robot, but just followed the kbuild robot tip, this Reported-by suggested by kbuild robot seems a little misleading, I'm not sure if it has other meanings. 'If you fix the issue, kindly add following tag Reported-by: kbuild test robot '