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 49922C47082 for ; Mon, 7 Jun 2021 21:16:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2C45E61078 for ; Mon, 7 Jun 2021 21:16:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230438AbhFGVR4 (ORCPT ); Mon, 7 Jun 2021 17:17:56 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:55883 "EHLO us-smtp-delivery-124.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230359AbhFGVRz (ORCPT ); Mon, 7 Jun 2021 17:17:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1623100563; 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=A+QzMHSr7n2QYrg6dy0pAA83S+etUHMxpNVRGxxeZWk=; b=TtT1+4fDHCTQO2fXTUjiqC0uq+PqhfRhXquACBHk52BN23aAztfAqTIyQgF8tcJm2qpz2J H5WXgUnjJazfJpucIaYWvUbFxFHXBTtUCxODgv+VtMwzW8wnFByzkAUZDOkxil0w4NPdK7 PLp3PeC68vIPTY414k3pRynAMTFsrHU= Received: from mail-wm1-f71.google.com (mail-wm1-f71.google.com [209.85.128.71]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-262-TtkK49JpOEme9ZGDoNXWWQ-1; Mon, 07 Jun 2021 17:16:02 -0400 X-MC-Unique: TtkK49JpOEme9ZGDoNXWWQ-1 Received: by mail-wm1-f71.google.com with SMTP id n2-20020a05600c3b82b02901aeb7a4ac06so341038wms.5 for ; Mon, 07 Jun 2021 14:16:02 -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=A+QzMHSr7n2QYrg6dy0pAA83S+etUHMxpNVRGxxeZWk=; b=TFac1QubEHuJcpSPOW799kDVhYj7Vxwj/btNpZMqzTixbv+IaXy7hqGdIAE+hvPxQo e4nI32w7cdbcXs2LuPHW4kVwI/mT9xpkOcOMGKYN9ouzD88nlav3f2yEIj8aj1IE1u1v heI3P/9/uxZx+MEsLszcNoSmG9YIZwEo+lK2sP8jQ9K5mB4toDEs/kc8SVKQA5bn+h3t 9+fG4nSugGPizrH8R59qgXxt25Y2J3EOEgWT4ehW+yp67E2C9RVG9J5418pyqSgCRC1F YiWIBDS4NzGSBzhuVdu5a991QlpPZtOyeJRWsUly9s5jpc60uaOzCg6OTgxPxNaecuao /6nA== X-Gm-Message-State: AOAM532FIa9s++2nMsLD7MsIBTyNaO2OYa93+XrvcuoE1wktnbaLLKLr GezJUygJEUKo/HSYKnuomfmgrHikS5FegD/rxewJuS3/W2dPjlxHItvBliRK72TLVMXL7MCXkOK RLOF7lwWmfEqwHaRWT9Y7qCs= X-Received: by 2002:a05:600c:4fd0:: with SMTP id o16mr941164wmq.50.1623100561409; Mon, 07 Jun 2021 14:16:01 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw3V+zuUDialUWMMqBnkiTOsZ4fl0eGLPMuveDftvGRavXQ3gAgJaZiJrZ5XrNITr1JOQ5oUw== X-Received: by 2002:a05:600c:4fd0:: with SMTP id o16mr941155wmq.50.1623100561211; Mon, 07 Jun 2021 14:16:01 -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 n1sm7999008wms.18.2021.06.07.14.16.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 07 Jun 2021 14:16:00 -0700 (PDT) Date: Mon, 7 Jun 2021 22:16:00 +0100 From: Aaron Tomlin To: Waiman Long Cc: Michal Hocko , 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: <20210607211600.yki3byc7i73ij7ra@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: <20210607163103.632681-1-atomlin@redhat.com> <6d23ce58-4c4b-116a-6d74-c2cf4947492b@redhat.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 Mon 2021-06-07 16:42 -0400, Waiman Long wrote: > Right. I don't know why the current cannot be selected. I think we may need > to enhance the OOM but no killable process report to list the reason a task > is skipped other than oom_score_adj. Actually, this might be a good idea. -- Aaron Tomlin