Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp5031599imm; Tue, 31 Jul 2018 04:31:25 -0700 (PDT) X-Google-Smtp-Source: AAOMgpfO5FnAOGCJw4Ez8k9Zy/YhREgltyv4VHNooUaMA2/Seo7dEJUlAULIpn3lwXFzQTWPT8Q2 X-Received: by 2002:a17:902:24a5:: with SMTP id w34-v6mr6248998pla.285.1533036685062; Tue, 31 Jul 2018 04:31:25 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1533036685; cv=none; d=google.com; s=arc-20160816; b=K9qyHjx3OdrV/Ub/XQXKGmcoypL4nDMjD3/Cn3TsCOjj6XkFVVtpPgR8ain7BbBFdD 8nSouHZr2Y7rWC6k0TsoMcufQdpOQP9dyeYEm93xETqh6ojFwMtNeq2/TsqaKixfPi+l hfvxa6KKEqjam0yBEfYGzmabpoxBv4SIxLTJVsCZRaCgKDcXf265EPnchPD03JSYGc1z je6OxcDAtW5fNaBxdshgN6WZAOT1CrSBTtaNq2bC+mkYWG7jKlbTfr9On24aHunD/xx7 hVwV29+cYtAQLd8qA0PLB/whKFI+p8n+KZlKW1dUeiMiG2EPkufeYu+wEDwggrkti+Ra tO0Q== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:arc-authentication-results; bh=wzf+lRmoKKb7K+9yjjWMErjmaWWt3bi7Gnoo6m13F5k=; b=rybzD4vlBXHfOR5phrhk2IMKLPQeiQXPbVwkmzpvFPR1YoNHBmE1wGeYoMso21tO27 fdzH7Xw+yh4wmBF9juijS+WMn4yiW+l9uV7L81lycWFGUUYWmJSM/roXubYa6vDqsHut tz5VhHfe2DkXkxQHUgzI7GUry80l7gsQueVoQz+T42PotBSJUoeb2FCEdaF6WlcXH51n rkTBtN1GKLZGTy6DNN5vk+JfAPfHcTa6VQI+H5kSbXqKv3gOs4xyKcEYaljoWJk214RI DFAscIasLs63rU8DXMtEZDPqoPELwrb73btzzDha78YUfM1Sj73v/D5wEzyxwJe6yC/U DhUg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id p77-v6si14304813pfj.294.2018.07.31.04.31.10; Tue, 31 Jul 2018 04:31:25 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731968AbeGaNKH (ORCPT + 99 others); Tue, 31 Jul 2018 09:10:07 -0400 Received: from www262.sakura.ne.jp ([202.181.97.72]:32451 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729494AbeGaNKH (ORCPT ); Tue, 31 Jul 2018 09:10:07 -0400 Received: from fsav105.sakura.ne.jp (fsav105.sakura.ne.jp [27.133.134.232]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id w6VBUDrD020219; Tue, 31 Jul 2018 20:30:13 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav105.sakura.ne.jp (F-Secure/fsigk_smtp/530/fsav105.sakura.ne.jp); Tue, 31 Jul 2018 20:30:13 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/530/fsav105.sakura.ne.jp) Received: from [192.168.1.8] (softbank126074194044.bbtec.net [126.74.194.44]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id w6VBUDnw020215 (version=TLSv1.2 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 31 Jul 2018 20:30:13 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Subject: Re: [PATCH] mm,page_alloc: PF_WQ_WORKER threads must sleep at should_reclaim_retry(). To: Michal Hocko , Roman Gushchin Cc: Tejun Heo , Johannes Weiner , Vladimir Davydov , David Rientjes , Andrew Morton , Linus Torvalds , linux-mm , LKML References: <9158a23e-7793-7735-e35c-acd540ca59bf@i-love.sakura.ne.jp> <20180730144647.GX24267@dhcp22.suse.cz> <20180730145425.GE1206094@devbig004.ftw2.facebook.com> <0018ac3b-94ee-5f09-e4e0-df53d2cbc925@i-love.sakura.ne.jp> <20180730154424.GG1206094@devbig004.ftw2.facebook.com> <20180730185110.GB24267@dhcp22.suse.cz> <20180730191005.GC24267@dhcp22.suse.cz> <6f433d59-4a56-b698-e119-682bb8bf6713@i-love.sakura.ne.jp> <20180731050928.GA4557@dhcp22.suse.cz> <20180731111519.GH4557@dhcp22.suse.cz> From: Tetsuo Handa Message-ID: <08292e78-9a28-12ec-4164-2934cde5be51@i-love.sakura.ne.jp> Date: Tue, 31 Jul 2018 20:30:08 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <20180731111519.GH4557@dhcp22.suse.cz> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2018/07/31 20:15, Michal Hocko wrote: >>> I will send the patch to Andrew if the patch is ok. >> >> Andrew, can we send the "we used to have a sleeping point in the oom path but this has >> been removed recently" patch to linux.git ? > > This can really wait for the next merge window IMHO. > "mm, oom: cgroup-aware OOM killer" in linux-next.git is reviving that sleeping point. Current "mm, oom: cgroup-aware OOM killer" will not be sent to linux.git in the next merge window? I'm confused...