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=-0.9 required=3.0 tests=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 77958C433E1 for ; Wed, 20 May 2020 23:50:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 453DE2072C for ; Wed, 20 May 2020 23:50:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=chrisdown.name header.i=@chrisdown.name header.b="cVDVhHg2" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726791AbgETXuA (ORCPT ); Wed, 20 May 2020 19:50:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59400 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726560AbgETXuA (ORCPT ); Wed, 20 May 2020 19:50:00 -0400 Received: from mail-ed1-x543.google.com (mail-ed1-x543.google.com [IPv6:2a00:1450:4864:20::543]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9507EC061A0E for ; Wed, 20 May 2020 16:49:58 -0700 (PDT) Received: by mail-ed1-x543.google.com with SMTP id f13so4582143edr.13 for ; Wed, 20 May 2020 16:49:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chrisdown.name; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=RUfnz+3+Nkh58pbHAS8sjZcUPVeApODwUMmXr4NI2ZY=; b=cVDVhHg2q1D6nCUuevO4L9GrF42LCXBhesqGp2oqY+Szm4s6/HGyDkVnnMedHOHVZK LykgwAJlryPBcvuXF2ra2GGQUtGGoixKRuBRkoY1hdDKfDap9f7d9cIDRAT5LFl2IHF2 KeOEFtHXVSe0jQ+iHUDUT/yqM7+JGeJa+akrM= 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=RUfnz+3+Nkh58pbHAS8sjZcUPVeApODwUMmXr4NI2ZY=; b=gz/wyoZ4ktrAG7YWHMEFyRuQyqCunwEHKNAexDFZjV4OLvqM3Jtl4Oy/voS84KQ2cH W1S1SpS+qD+JTdQsO3EcszN7FW/rITC7J+bk6VGwGxy2kYJ4KK27BpIfQN1x3DUfKxbw 8yVZiF343T/yTX91GmRCjzly99AfDByYOkQa8s+XwPYDROlkGkuUWKh7SwBFhQtR25Ut 8EWpccozIVxjENThQQXh8M9+Ci3P3MFSXRGs90iX80lMRenZ9dzaLf0PdYr3a6RjbOKX 74VFQNcEw5fw/1pKuljgk1n68N9tXNX/FesH4Cyp+9WiEZ16Q3Bk8PVlMsXigpir7r43 lTFg== X-Gm-Message-State: AOAM5316XbGNg+Z9kIfInvKCgXy9smpYvZfkZb39uoHsHyhzGq0D0vgL osnDGBP1lZcYndc/9ksmZrRXQXcL6JrSnvAc X-Google-Smtp-Source: ABdhPJznwU1I3lqQRpLIzH8obpgeUm97jbOZSvYmp+dcp94Vi9i1I3/6JvVjoaU3Frm22nn60f3clw== X-Received: by 2002:a50:b586:: with SMTP id a6mr5514320ede.292.1590018597141; Wed, 20 May 2020 16:49:57 -0700 (PDT) Received: from localhost ([2620:10d:c093:400::5:4262]) by smtp.gmail.com with ESMTPSA id x8sm3268142edj.53.2020.05.20.16.49.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 May 2020 16:49:56 -0700 (PDT) Date: Thu, 21 May 2020 00:49:56 +0100 From: Chris Down To: Andrew Morton Cc: Johannes Weiner , Michal Hocko , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH] mm, memcg: unify reclaim retry limits with page allocator Message-ID: <20200520234956.GA892595@chrisdown.name> References: <20200520163142.GA808793@chrisdown.name> <20200520164037.e3598bc902e39415f4c263e7@linux-foundation.org> <20200520164243.56133fa135f65cc708e70ec0@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20200520164243.56133fa135f65cc708e70ec0@linux-foundation.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hey Andrew, Andrew Morton writes: >Ah, my habit of working in reverse time order sometimes does this ;) > >I suggest that "mm, memcg: reclaim more aggressively before high >allocator throttling" and this patch become a two-patch series? Sure, they can do (sorry, I meant to add a comment mentioning the dependency, but forgot). I just didn't want to conflate discussion for both of them, since they are separate in nature :-) I'll hold off on sending v2 until the discussion with Michal is finished.