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=-0.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 387C6C54FCB for ; Wed, 22 Apr 2020 13:16:04 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id D7C3B2077D for ; Wed, 22 Apr 2020 13:16:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="t04LWX3X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D7C3B2077D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 6EB788E0021; Wed, 22 Apr 2020 09:16:03 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6C1E78E0003; Wed, 22 Apr 2020 09:16:03 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5D7B98E0021; Wed, 22 Apr 2020 09:16:03 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0147.hostedemail.com [216.40.44.147]) by kanga.kvack.org (Postfix) with ESMTP id 429348E0003 for ; Wed, 22 Apr 2020 09:16:03 -0400 (EDT) Received: from smtpin02.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay05.hostedemail.com (Postfix) with ESMTP id 9D62D181AC9CB for ; Wed, 22 Apr 2020 13:16:02 +0000 (UTC) X-FDA: 76735538964.02.range63_34b89a76a1e0c X-HE-Tag: range63_34b89a76a1e0c X-Filterd-Recvd-Size: 3473 Received: from mail-il1-f196.google.com (mail-il1-f196.google.com [209.85.166.196]) by imf28.hostedemail.com (Postfix) with ESMTP for ; Wed, 22 Apr 2020 13:16:02 +0000 (UTC) Received: by mail-il1-f196.google.com with SMTP id w6so1827796ilg.1 for ; Wed, 22 Apr 2020 06:16:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=FMYHz+QbCNMj0BtBC3pq8MKG6q05DOhCeA+r6bnuixM=; b=t04LWX3Xep1DR12jk7KpgxiC6EWn63S18eylUm/PzDCYeYGeKHeIcPxFznPvQ6SG/m zNZ0GoxGMc8z0vLRJdFwdmUhU6BmwJI6Df5WRJZgiLlrW0s1rR0iivSvUunJJC1888r4 AIqQfIIXlotHuzC9fcQ26d/sbAqGSCBUBS6U42/C56QaBCnTY1xOb68H5sMPvV3Prhvg CFZxaTJMo4cEAMIu0e9y7OiJ86IdPZpGTfQuM1GEEhGoer7ljBVyWF+ZB2bTf8fESwod DwNgJOCfYlFpInXKrDWDYBHS1n2C56Au3baSiDBqAWyeyVQ6twx+gmVdkCb9I/BeokMS B7fw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=FMYHz+QbCNMj0BtBC3pq8MKG6q05DOhCeA+r6bnuixM=; b=Er+v6xNg/s6omwM5e11iWUmndFqJev+k8KgcqoJDLNH1OGkJN0rX8gp7aFK7QNQEkO Hno+UK26b+gsy1JK7og3IIV5ohVMEXQOVv8sXoYzPmrwnpvznp3AtFE17W5f3YbGHXrL v8ujA0p6YMtBLpCpSirJV6unKUntZzmBWEzRyyu8GXk1X2soZ0r6Libh4VjbGqqvzbCu LRdaQJSUC00IN61F9kmsIsgdvdvGvqqcH7/Md+XTmVGIZ+sANAzLpdA5wSa0kVbMx70o 60/zSbPD7Hy6jKZ2OJOR4g4+3bKW+WsLm/gebwqAiCSIDXOWA+PC9bqYPKkCGaZdxNvT WP7Q== X-Gm-Message-State: AGi0PuYiyNBIPvSd6AEbe9hq3uAlmmJNm3u6QuNGZQxBHEkhi5u3jIEC DEHbR5bB6svfCFUlrx47LNTUqxJxM5muhk1Gc5A= X-Google-Smtp-Source: APiQypLEhDBoywA4ta5SqjHkIo5aDmvCZ9NlGmRJKG6+IIn5S8Vq3c9IgE3uTes5hB+w/1ez+va7v3rvjJs9fV/+MNA= X-Received: by 2002:a92:1b91:: with SMTP id f17mr19547981ill.142.1587561361596; Wed, 22 Apr 2020 06:16:01 -0700 (PDT) MIME-Version: 1.0 References: <20200422110643.15725-1-laoar.shao@gmail.com> <20200422125426.GC358439@cmpxchg.org> <20200422130214.GA949935@chrisdown.name> In-Reply-To: <20200422130214.GA949935@chrisdown.name> From: Yafang Shao Date: Wed, 22 Apr 2020 21:15:25 +0800 Message-ID: Subject: Re: [PATCH v2] mm, memcg: fix inconsistent oom event behavior To: Chris Down Cc: Johannes Weiner , Andrew Morton , Michal Hocko , Linux MM , Shakeel Butt Content-Type: text/plain; charset="UTF-8" X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Wed, Apr 22, 2020 at 9:02 PM Chris Down wrote: > > Yafang Shao writes: > >That is what I did in the previous version, see also > >https://lore.kernel.org/linux-mm/20200414015952.3590-1-laoar.shao@gmail.com/ > > Your v1 patch was significantly less complicated and self-contained, and I > would ack it (whereas I wouldn't ack this because it really complicates matters > for localevents). My only questions were around quantifying the issue in the > changelog :-) The user tools parsing the memory.oom_control will be affected. I thought I have explained it clearly in the changelog :) -- Thanks Yafang