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=-10.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 AB174C07E97 for ; Sat, 3 Jul 2021 10:22:56 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 2C77C61490 for ; Sat, 3 Jul 2021 10:22:56 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2C77C61490 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 67CCA6B0011; Sat, 3 Jul 2021 06:22:55 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 653C86B0036; Sat, 3 Jul 2021 06:22:55 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 4CE388D0001; Sat, 3 Jul 2021 06:22:55 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0001.hostedemail.com [216.40.44.1]) by kanga.kvack.org (Postfix) with ESMTP id 2859D6B0011 for ; Sat, 3 Jul 2021 06:22:55 -0400 (EDT) Received: from smtpin05.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id C052222896 for ; Sat, 3 Jul 2021 10:22:54 +0000 (UTC) X-FDA: 78320888268.05.6B0CC9E Received: from so254-9.mailgun.net (so254-9.mailgun.net [198.61.254.9]) by imf28.hostedemail.com (Postfix) with ESMTP id 4ED3B900009A for ; Sat, 3 Jul 2021 10:22:45 +0000 (UTC) DKIM-Signature: a=rsa-sha256; v=1; c=relaxed/relaxed; d=mg.codeaurora.org; q=dns/txt; s=smtp; t=1625307774; h=Content-Transfer-Encoding: Content-Type: In-Reply-To: MIME-Version: Date: Message-ID: From: References: Cc: To: Subject: Sender; bh=UesrN2+v7aKqvcUg70DeSyfvBOp+xLNDroyqYVLCYC8=; b=FKRob4ULnzSALsFmndtsq1Oku/phqldU3OiEazEcX5caFWOXtA+RNDVTLKXU0BkjhKa6NVAs yyLveW54pnkB4o+HuUWa5dZwgtqDEgZmvOIG3m6t6JMecU+a/q8gS8truOxKgF0/cn2jrNAW r2sO14NMRcMXhmsAroJBQ5pdxZ4= X-Mailgun-Sending-Ip: 198.61.254.9 X-Mailgun-Sid: WyIwY2Q3OCIsICJsaW51eC1tbUBrdmFjay5vcmciLCAiYmU5ZTRhIl0= Received: from smtp.codeaurora.org (ec2-35-166-182-171.us-west-2.compute.amazonaws.com [35.166.182.171]) by smtp-out-n04.prod.us-west-2.postgun.com with SMTP id 60e03a5dad0600eede82156e (version=TLS1.2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256); Sat, 03 Jul 2021 10:22:21 GMT Received: by smtp.codeaurora.org (Postfix, from userid 1001) id DEB59C4323A; Sat, 3 Jul 2021 10:22:21 +0000 (UTC) Received: from [192.168.29.110] (unknown [49.37.159.253]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: charante) by smtp.codeaurora.org (Postfix) with ESMTPSA id A04B9C433D3; Sat, 3 Jul 2021 10:22:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org A04B9C433D3 Subject: Re: [PATCH V4,0/3] mm: compaction: proactive compaction trigger by user To: akpm@linux-foundation.org, vbabka@suse.cz, corbet@lwn.net, mcgrof@kernel.org, keescook@chromium.org, yzaikin@google.com, osalvador@suse.de, rientjes@google.com, mchehab+huawei@kernel.org, lokeshgidra@google.com, andrew.a.klychkov@gmail.com, xi.fengfei@h3c.com, nigupta@nvidia.com, dave.hansen@linux.intel.com, famzheng@amazon.com, mateusznosek0@gmail.com, oleksandr@redhat.com, sh_def@163.com Cc: linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, "vinmenon@codeaurora.org" References: From: Charan Teja Kalla Message-ID: Date: Sat, 3 Jul 2021 15:52:10 +0530 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=mg.codeaurora.org header.s=smtp header.b=FKRob4UL; dmarc=none; spf=pass (imf28.hostedemail.com: domain of bounce@mg.codeaurora.org designates 198.61.254.9 as permitted sender) smtp.mailfrom=bounce@mg.codeaurora.org X-Rspamd-Server: rspam02 X-Stat-Signature: k5686ykcgz8pnoz75bnf1xwxj4wz7gd6 X-Rspamd-Queue-Id: 4ED3B900009A X-HE-Tag: 1625307765-161204 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: A gentle ping to have your valuable comments. Thanks, Charan On 6/18/2021 8:48 PM, Charan Teja Reddy wrote: > These patches support triggering of proactive compaction by user on write > to the /proc/sys/vm/compaction_proactiveness. > > Changes in V4: > -- Changed the code as the 'proactive_defer' counter is removed. > -- No changes in the logic of triggering the proactive compaction. > -- Removed the 'proactive_defer' counter. > > Changes in V3: > -- Fixed review comments from Vlastimil and others. > -- Fixed wake up logic when compaction_proactiveness is zero. > -- https://lore.kernel.org/patchwork/patch/1438211/ > > Changes in V2: > -- remove /proc/../proactive_compact_memory interface trigger for proactive compaction > -- Intention is same that add a way to trigger proactive compaction by user. > -- https://lore.kernel.org/patchwork/patch/1431283/ > > Changes in V1: > -- Created the new /proc/sys/vm/proactive_compact_memory in > interface to trigger proactive compaction from user > -- https://lore.kernel.org/lkml/1619098678-8501-1-git-send-email-charante@codeaurora.org/ > > > Charan Teja Reddy (3): > mm: compaction: optimize proactive compaction deferrals > mm: compaction: support triggering of proactive compaction by user > mm: compaction: fix wakeup logic of proactive compaction > > Documentation/admin-guide/sysctl/vm.rst | 3 +- > include/linux/compaction.h | 2 ++ > include/linux/mmzone.h | 1 + > kernel/sysctl.c | 2 +- > mm/compaction.c | 61 +++++++++++++++++++++++++++------ > 5 files changed, 56 insertions(+), 13 deletions(-) > -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project