Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1753866AbdCBDoe (ORCPT <rfc822;w@1wt.eu>);
        Wed, 1 Mar 2017 22:44:34 -0500
Received: from out0-129.mail.aliyun.com ([140.205.0.129]:49568 "EHLO
        out0-129.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1753041AbdCBDod (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Wed, 1 Mar 2017 22:44:33 -0500
X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R611e4;FP=0|-1|-1|-1|0|-1|-1|-1;HT=e02c03273;MF=hillf.zj@alibaba-inc.com;NM=1;PH=DS;RN=8;SC=85;SR=0;TI=SMTPD_---.7jbqCr6_1488425791;
Reply-To: "Hillf Danton" <hillf.zj@alibaba-inc.com>
From: "Hillf Danton" <hillf.zj@alibaba-inc.com>
To: "'Johannes Weiner'" <hannes@cmpxchg.org>,
        "'Andrew Morton'" <akpm@linux-foundation.org>
Cc: "'Jia He'" <hejianet@gmail.com>, "'Michal Hocko'" <mhocko@suse.cz>,
        "'Mel Gorman'" <mgorman@suse.de>, <linux-mm@kvack.org>,
        <linux-kernel@vger.kernel.org>, <kernel-team@fb.com>
References: <20170228214007.5621-1-hannes@cmpxchg.org> <20170228214007.5621-9-hannes@cmpxchg.org>
In-Reply-To: <20170228214007.5621-9-hannes@cmpxchg.org>
Subject: Re: [PATCH 8/9] Revert "mm, vmscan: account for skipped pages as a partial scan"
Date: Thu, 02 Mar 2017 11:36:31 +0800
Message-ID: <078301d29306$2f3f9a70$8dbecf50$@alibaba-inc.com>
MIME-Version: 1.0
Content-Type: text/plain;
        charset="us-ascii"
Content-Transfer-Encoding: 7bit
X-Mailer: Microsoft Outlook 14.0
Thread-Index: AQGushofxnzLnyVlk/YQjboYC5yEOwJZ5R39obXYfkA=
Content-Language: zh-cn
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org
Content-Length: 441
Lines: 12

On March 01, 2017 5:40 AM Johannes Weiner wrote: 
>  
> This reverts commit d7f05528eedb047efe2288cff777676b028747b6.
> 
> Now that reclaimability of a node is no longer based on the ratio
> between pages scanned and theoretically reclaimable pages, we can
> remove accounting tricks for pages skipped due to zone constraints.
> 
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>
> ---
Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>