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=-6.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 B2154C48BD1 for ; Thu, 10 Jun 2021 13:36:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8B922613B3 for ; Thu, 10 Jun 2021 13:36:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230396AbhFJNir (ORCPT ); Thu, 10 Jun 2021 09:38:47 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:25117 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230188AbhFJNip (ORCPT ); Thu, 10 Jun 2021 09:38:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1623332208; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=QCFN6xw1XhKu17cxBm/bp2yIaEQKpdCYnoa1B+e0ICo=; b=TmVjF10j/BIxwsmdzpoMhYsuClvYHQJKg2WeLNtFcfzwAr8wzbFoz8YGHQuNA8SayaXdvH MOK0jTrkrZYuSL6t6k/28mHPRz/U+xTVbECLrrUl56qf7Bn9vdZeC6ZkBmzsylD3tKaD+L aHc2TMMW8jpeW/jpawDQPmjxSVhDQe0= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-203-OfugLEr8NFeuu59bCpKjiQ-1; Thu, 10 Jun 2021 09:36:47 -0400 X-MC-Unique: OfugLEr8NFeuu59bCpKjiQ-1 Received: by mail-wr1-f70.google.com with SMTP id u20-20020a0560001614b02901115c8f2d89so911176wrb.3 for ; Thu, 10 Jun 2021 06:36:46 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=QCFN6xw1XhKu17cxBm/bp2yIaEQKpdCYnoa1B+e0ICo=; b=gjBrVqAjF3HcmziNxpdw9EnNh/O8Nvbevd8TzC/Ze/i9drokBdZJRisJdz+gk8QUDL mD7rYGFc3hKw+x8Jhct448Ghn5dxG0HnM7lWUzLp10+ovxrjwDONZTPFvJCSNhLCcHTj WkVxiptsZ3SVSl99d635INLj8cylZxxw9KLuRbw/ghL/LoSwl+FncFaVcXHqXfa5DENy zyLf5yjmwNh5pjvAH9L0J80AuvwvXiyfLDzkykWKDC9nyS0939pKlze+2vUNCwnrYe8G pvDuGVEqpAs1SVCWOFLUqKENfvMHBI6ART9DNbDDTLhauCoGW5ONUryILsC8hPLDKYe6 BJGg== X-Gm-Message-State: AOAM532lJeQvqaS0svEKuVIWpJzbAU8CDQV67nhs0dTSnt1U+EWirVr5 xyXwr5zHVWkeZQzyQrumBY9btD1LwV7bse9DCfLBFVjsYCi1gJ9THTgblXLBObiPKYhSKMteZBA Be14QrDj6lWYXaF7hgQUvmo0= X-Received: by 2002:adf:f044:: with SMTP id t4mr5530147wro.73.1623332205982; Thu, 10 Jun 2021 06:36:45 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzZjM243g9jivvFs3e5lMcygYwmD9msbpIi/7ZQNJiH6bT4ao2CZQ5c5WCj2GP1OnNtLv17Og== X-Received: by 2002:adf:f044:: with SMTP id t4mr5530129wro.73.1623332205862; Thu, 10 Jun 2021 06:36:45 -0700 (PDT) Received: from localhost (cpc111743-lutn13-2-0-cust979.9-3.cable.virginm.net. [82.17.115.212]) by smtp.gmail.com with ESMTPSA id f184sm2077569wmf.38.2021.06.10.06.36.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Jun 2021 06:36:45 -0700 (PDT) Date: Thu, 10 Jun 2021 14:36:44 +0100 From: Aaron Tomlin To: Michal Hocko Cc: Waiman Long , Shakeel Butt , Linux MM , Andrew Morton , Vlastimil Babka , LKML Subject: Re: [RFC PATCH] mm/oom_kill: allow oom kill allocating task for non-global case Message-ID: <20210610133644.zpoqfvlchaey24za@ava.usersys.com> X-PGP-Key: http://pgp.mit.edu/pks/lookup?search=atomlin%40redhat.com X-PGP-Fingerprint: 7906 84EB FA8A 9638 8D1E 6E9B E2DE 9658 19CC 77D6 References: <6d23ce58-4c4b-116a-6d74-c2cf4947492b@redhat.com> <353d012f-e8d4-c54c-b33e-54737e1a0115@redhat.com> <20210609143534.v65qknfihqimiivd@ava.usersys.com> <20210610122323.6geriip66jjmdstj@ava.usersys.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu 2021-06-10 14:43 +0200, Michal Hocko wrote: > Well, I am not sure this is a good thing in general. We do not want to > hide tasks. We already do display oom_score_adj_min even though they are > not eligible and that can serve a good purpose from my experience. It > gives us some picture at least. Maybe a flag to mark all uneligible > tasks would be something useful but I wouldn't drop them from the list. Fair enough. -- Aaron Tomlin