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=-2.5 required=3.0 tests=MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT autolearn=ham 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 8436AC64EAD for ; Tue, 9 Oct 2018 08:02:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4CE4B21479 for ; Tue, 9 Oct 2018 08:02:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4CE4B21479 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726757AbeJIPSh (ORCPT ); Tue, 9 Oct 2018 11:18:37 -0400 Received: from mx2.suse.de ([195.135.220.15]:38714 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725855AbeJIPSg (ORCPT ); Tue, 9 Oct 2018 11:18:36 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 6DEFAB03E; Tue, 9 Oct 2018 08:02:54 +0000 (UTC) Date: Tue, 9 Oct 2018 10:02:53 +0200 From: Michal Hocko To: Yong-Taek Lee Cc: Tetsuo Handa , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: Re: Re: [PATCH] mm, oom_adj: avoid meaningless loop to find processes sharing mm Message-ID: <20181009080253.GD8528@dhcp22.suse.cz> References: <67eedc4c-7afa-e845-6c88-9716fd820de6@i-love.sakura.ne.jp> <20181008011931epcms1p82dd01b7e5c067ea99946418bc97de46a@epcms1p8> <20181008061407epcms1p519703ae6373a770160c8f912c7aa9521@epcms1p5> <20181008083855epcms1p20e691e5a001f3b94b267997c24e91128@epcms1p2> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20181008083855epcms1p20e691e5a001f3b94b267997c24e91128@epcms1p2> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon 08-10-18 17:38:55, Yong-Taek Lee wrote: > Do you have any other idea to avoid meaningless loop ? I have already asked in the earlier posting but let's follow up here. Could you please expand on why this actually matters and what are the consequences please? -- Michal Hocko SUSE Labs