From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx125.postini.com [74.125.245.125]) by kanga.kvack.org (Postfix) with SMTP id 868C36B0070 for ; Sun, 9 Dec 2012 21:16:55 -0500 (EST) Message-ID: <50C545D3.8040102@huawei.com> Date: Mon, 10 Dec 2012 10:15:47 +0800 From: Jiang Liu MIME-Version: 1.0 Subject: Re: [PATCH v2 4/5] page_alloc: Make movablecore_map has higher priority References: <1353667445-7593-1-git-send-email-tangchen@cn.fujitsu.com> <1353667445-7593-5-git-send-email-tangchen@cn.fujitsu.com> <50BF6BA0.8060505@gmail.com> <50BFF443.3090504@cn.fujitsu.com> <50C00259.50901@huawei.com> <50C44786.30509@cn.fujitsu.com> In-Reply-To: <50C44786.30509@cn.fujitsu.com> Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Tang Chen Cc: Jiang Liu , hpa@zytor.com, akpm@linux-foundation.org, rob@landley.net, isimatu.yasuaki@jp.fujitsu.com, laijs@cn.fujitsu.com, wency@cn.fujitsu.com, linfeng@cn.fujitsu.com, yinghai@kernel.org, kosaki.motohiro@jp.fujitsu.com, minchan.kim@gmail.com, mgorman@suse.de, rientjes@google.com, rusty@rustcorp.com.au, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-doc@vger.kernel.org On 2012-12-9 16:10, Tang Chen wrote: > Hi Liu, Wu, > > On 12/06/2012 10:26 AM, Jiang Liu wrote: >> On 2012-12-6 9:26, Tang Chen wrote: >>> On 12/05/2012 11:43 PM, Jiang Liu wrote: >>>> If we make "movablecore_map" take precedence over "movablecore/kernelcore", >>>> the logic could be simplified. I think it's not so attractive to support >>>> both "movablecore_map" and "movablecore/kernelcore" at the same time. > > Thanks for the advice of removing movablecore/kernelcore. But since we > didn't plan to do this in the beginning, and movablecore/kernelcore are > more user friendly, I think for now, I'll handle DMA and low memory address problems as you mentioned, and just keep movablecore/kernelcore > in the next version. :) Hi Tang, I mean we could ignore kernelcore/movablecore if user specifies both movablecore_map and kernelcore/movablecore in the kernel command line. I'm not suggesting to get rid of kernelcore/movablecore:) Thanks! > > And about the SRAT, I think it is necessary to many users. I think we > should provide both interfaces. I may give a try in the next version. > > Thanks. :) > > > . > -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org