Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754006Ab3IXQJB (ORCPT ); Tue, 24 Sep 2013 12:09:01 -0400 Received: from mail-pa0-f48.google.com ([209.85.220.48]:39205 "EHLO mail-pa0-f48.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753565Ab3IXQI7 (ORCPT ); Tue, 24 Sep 2013 12:08:59 -0400 Message-ID: <5241B8FA.1030004@gmail.com> Date: Wed, 25 Sep 2013 00:08:26 +0800 From: Zhang Yanfei User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:10.0.5) Gecko/20120607 Thunderbird/10.0.5 MIME-Version: 1.0 To: Toshi Kani CC: Tejun Heo , Zhang Yanfei , "Rafael J . Wysocki" , lenb@kernel.org, Thomas Gleixner , mingo@elte.hu, "H. Peter Anvin" , Andrew Morton , Wanpeng Li , Thomas Renninger , Yinghai Lu , Jiang Liu , Wen Congyang , Lai Jiangshan , isimatu.yasuaki@jp.fujitsu.com, izumi.taku@jp.fujitsu.com, Mel Gorman , Minchan Kim , mina86@mina86.com, gong.chen@linux.intel.com, vasilis.liaskovitis@profitbricks.com, lwoodman@redhat.com, Rik van Riel , jweiner@redhat.com, prarit@redhat.com, "x86@kernel.org" , linux-doc@vger.kernel.org, "linux-kernel@vger.kernel.org" , Linux MM , linux-acpi@vger.kernel.org, imtangchen@gmail.com Subject: Re: [PATCH 6/6] mem-hotplug: Introduce movablenode boot option References: <524162DA.30004@cn.fujitsu.com> <5241655E.1000007@cn.fujitsu.com> <20130924124121.GG2366@htj.dyndns.org> <5241944B.4050103@gmail.com> <5241AEC0.6040505@gmail.com> <1380038410.14046.12.camel@misato.fc.hp.com> In-Reply-To: <1380038410.14046.12.camel@misato.fc.hp.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1707 Lines: 41 Hello toshi-san On 09/25/2013 12:00 AM, Toshi Kani wrote: > On Tue, 2013-09-24 at 23:24 +0800, Zhang Yanfei wrote: >> Hello tejun, >> >> On 09/24/2013 09:31 PM, Zhang Yanfei wrote: >>>> This came up during earlier review but never was addressed. Is >>>>> "movablenode" the right name? Shouldn't it be something which >>>>> explicitly shows that it's to prepare for memory hotplug? Also, maybe >>>>> the above param should generate warning if CONFIG_MOVABLE_NODE isn't >>>>> enabled? >>> hmmm...as for the option name, if this option is set, it means, the kernel >>> could support the functionality that a whole node is the so called >>> movable node, which only has ZONE MOVABLE zone in it. So we choose >>> to name the parameter "movablenode". >>> >>> As for the warning, will add it. >> >> I am now preparing the v5 version. Only in this patch we haven't come to an >> agreement. So as for the boot option name, after my explanation, do you still >> have the objection? Or you could suggest a good name for us, that'll be >> very thankful:) > > I do not think the granularity has to stay as a node, and this option > does nothing to with other devices that may be included in a node. So, > how about using "movablemem"? > As I explained before, we use movablenode to mean a node could only have a MOVABLE zone from the memory aspect. So I still think movablenode seems better than movablemem. movablemem seems vaguer here.... -- Thanks. Zhang Yanfei -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/