Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp979496pxj; Fri, 11 Jun 2021 17:28:01 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzdcaAHACm1UdlZPsMGC7lbikiIGp8PfghTek7f+5gk9Ba9Hdb1Pgl604vxmhMv6zveoDF4 X-Received: by 2002:a17:906:1645:: with SMTP id n5mr5676820ejd.554.1623457680954; Fri, 11 Jun 2021 17:28:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1623457680; cv=none; d=google.com; s=arc-20160816; b=a9q/09Oc5EZOk0FAkPumOB6CzwIqZcLTg8DeBbFa1uZogVPnnpy7+agQTYY7Omk7rC qhql8oD5NElXd28coBn6Tdq1+HZ7za6ffrf66vDzVrtGnRZzH9+LPI7II+ijOmR2cX70 HjIJOjeoRw+AqGLXbIoXD3hoUgUYlNjE11TlUpYCYSU/wU3LjiMLMLeK6DL7SrzGPrdS YSMGQR8vgynCXHO+Qv72kambbmaSuTxAwbEYLv+MDnQ+4mrT5BysGe8JNJxDvHcIsvoJ 5pouAk+dFT7Wqjs+Rh53xwYkoKFXnxOOtilpAJIDGvGsEVsHEU9kPAh5oeksvx4zRyQI erPg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject; bh=yiquR0ItL4p317L/XKPlR4DQFrthZs25SdefeHBeqVQ=; b=TKPffOVBCJVZ3RiGBd4EHU87m624wMU5xQjoYmSBbU3CqSWgVraLLZ9bE2LARet+PZ 6T/GyDm51FMPQEHmP8IlpV0CwVkEszlf0Yb1UaIzrg+lt8phIhtsRl52USHCuWpP5mcD OmwjYGgeIEvxfG21DOmTQ2YQWwGbRmXSJmorL6nsFJy/qMjTYPCgNx1JAB66i9icfIYx 60ZYk69DkYG0mPlFQbd8Jh5/iLuJT4XGA8VYuZGuV1eDfB0JfHfgSlhn3njxrcldzOMf LYVRGBekCsI2Hnr+r7m7a98jgzWGZD0PurbQr6PYw/TEMj0xNTfTekMvXA1bkM0QZq+f hnSw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id 11si5764428ejf.533.2021.06.11.17.27.38; Fri, 11 Jun 2021 17:28:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230493AbhFLAZa (ORCPT + 99 others); Fri, 11 Jun 2021 20:25:30 -0400 Received: from www262.sakura.ne.jp ([202.181.97.72]:53422 "EHLO www262.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230215AbhFLAZ3 (ORCPT ); Fri, 11 Jun 2021 20:25:29 -0400 Received: from fsav313.sakura.ne.jp (fsav313.sakura.ne.jp [153.120.85.144]) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTP id 15C0N6Gl052432; Sat, 12 Jun 2021 09:23:06 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Received: from www262.sakura.ne.jp (202.181.97.72) by fsav313.sakura.ne.jp (F-Secure/fsigk_smtp/550/fsav313.sakura.ne.jp); Sat, 12 Jun 2021 09:23:06 +0900 (JST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/fsav313.sakura.ne.jp) Received: from [192.168.1.9] (M106072142033.v4.enabler.ne.jp [106.72.142.33]) (authenticated bits=0) by www262.sakura.ne.jp (8.15.2/8.15.2) with ESMTPSA id 15C0N6Sg052420 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NO); Sat, 12 Jun 2021 09:23:06 +0900 (JST) (envelope-from penguin-kernel@i-love.sakura.ne.jp) Subject: Re: [RFC PATCH] mm/oom_kill: show oom eligibility when displaying the current memory state of all tasks To: Waiman Long , Aaron Tomlin , linux-mm@kvack.org Cc: akpm@linux-foundation.org, vbabka@suse.cz, mhocko@suse.com, linux-kernel@vger.kernel.org References: <20210611171940.960887-1-atomlin@redhat.com> From: Tetsuo Handa Message-ID: Date: Sat, 12 Jun 2021 09:23:03 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.3; 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 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2021/06/12 2:42, Waiman Long wrote: > A minor nit: > > "oom eligible?" has 13 characters. The field width is 15. Maybe you should pad 2 more spaces to make the proper alignment. Maybe single character (e.g. 'S' for OOM_SCORE_ADJ_MIN, 'R' for MMF_OOM_SKIP, 'V' for in_vfork(), none for eligible) is better because dump_task() might print many hundreds of lines?