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=-0.1 required=3.0 tests=BAYES_00, CHARSET_FARAWAY_HEADER,DKIM_INVALID,DKIM_SIGNED,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 0F278C2D0A3 for ; Thu, 5 Nov 2020 03:01:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AA731208C7 for ; Thu, 5 Nov 2020 03:01:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=163.com header.i=@163.com header.b="B/lY2RsB" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388485AbgKEDBn (ORCPT ); Wed, 4 Nov 2020 22:01:43 -0500 Received: from m1331.mail.163.com ([220.181.13.31]:24429 "EHLO m1331.mail.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732559AbgKEDBn (ORCPT ); Wed, 4 Nov 2020 22:01:43 -0500 X-Greylist: delayed 936 seconds by postgrey-1.27 at vger.kernel.org; Wed, 04 Nov 2020 22:01:41 EST DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Date:From:Subject:MIME-Version:Message-ID; bh=MbJ4j SQ9NcxDw1MYdK9VeZXzTkW8dChBtbcdzOJbkoo=; b=B/lY2RsBObmpA0rifnVkS F4At5Hxb74vF421+tb0guw7QBMQ25I/2lL8V6+3ZAN6cdfBui/jKlxcXrttlP//x n+YgK1VUq9bNqMqu4giMY3wHaTXR1b+P4jVtXsXh1wDtHUvKBGPpZ8EDoz909Icn 3H5OX4GiVq70Vr80NDNkdE= Received: from sh_def$163.com ( [14.18.249.244] ) by ajax-webmail-wmsvr31 (Coremail) ; Thu, 5 Nov 2020 10:45:20 +0800 (CST) X-Originating-IP: [14.18.249.244] Date: Thu, 5 Nov 2020 10:45:20 +0800 (CST) From: =?GBK?B?y9W71A==?= To: "Roman Gushchin" Cc: hannes@cmpxchg.org, mhocko@kernel.org, vdavydov.dev@gmail.com, akpm@linux-foundation.org, cgroups@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re:Re: [PATCH] mm/memcontrol: replace '== root_mem_cgroup' with mem_cgroup_is_root X-Priority: 3 X-Mailer: Coremail Webmail Server Version XT5.0.10 build 20190724(ac680a23) Copyright (c) 2002-2020 www.mailtech.cn 163com In-Reply-To: <20201104224622.GE1938922@carbon.dhcp.thefacebook.com> References: <20201104151457.GA108301@rlk> <20201104224622.GE1938922@carbon.dhcp.thefacebook.com> Content-Transfer-Encoding: base64 Content-Type: text/plain; charset=GBK MIME-Version: 1.0 Message-ID: <4c956479.1572.175964b555a.Coremail.sh_def@163.com> X-Coremail-Locale: zh_CN X-CM-TRANSID: H8GowADn79dAZ6NfaUhuAA--.32521W X-CM-SenderInfo: xvkbvvri6rljoofrz/xtbByxrTX1PAPj0N2gABsb X-Coremail-Antispam: 1U5529EdanIXcx71UUUUU7vcSsGvfC2KfnxnUU== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org CkF0IDIwMjAtMTEtMDUgMDY6NDY6MjIsICJSb21hbiBHdXNoY2hpbiIgPGd1cm9AZmIuY29tPiB3 cm90ZToKPk9uIFdlZCwgTm92IDA0LCAyMDIwIGF0IDExOjE0OjU3UE0gKzA4MDAsIEh1aSBTdSB3 cm90ZToKPj4gV2UgaGF2ZSBzdXBwbGllZCB0aGUgaW5saW5lIGZ1bmM6IG1lbV9jZ3JvdXBfaXNf cm9vdCgpLgo+PiBTbyB3ZSBtYXkgdXNlIG1lbV9jZ3JvdXBfaXNfcm9vdCgpIGluc3RlYWQgb2Yg dXNpbmcKPj4gJ21lbWNnID09IHJvb3RfbWVtX2Nncm91cCcgb3IgJ21lbWNnICE9IHJvb3RfbWVt X2Nncm91cCcKPj4gZGlyZWN0bHksIHdoaWNoIGlzIG1vcmUgcmVhZGFibGUuCj4KPk1vc3Qgb2Yg dGhlc2UgY29tcGFyaXNvbnMgd2lsbCBnbyBhd2F5IHNvb246Cj5odHRwczovL2xrbWwub3JnL2xr bWwvMjAyMC8xMC8yMS82MTIgKHRoaXMgaXMKPmFuIHJmYyB2ZXJzaW9uLCBJJ2xsIHNlbmQgYW4g dXBkYXRlZCB2ZXJzaW9uIHNvb24pLgo+Cj5UaGFua3MhCgpZZWFoLCB0aGFua3MuCgpQbGVhc2Ug aWdub3JlIHRoaXMgY2hhbmdlLgo=