From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx158.postini.com [74.125.245.158]) by kanga.kvack.org (Postfix) with SMTP id F16566B0062 for ; Tue, 27 Nov 2012 04:53:17 -0500 (EST) Message-ID: <50B48D7C.3070706@zytor.com> Date: Tue, 27 Nov 2012 01:53:00 -0800 From: "H. Peter Anvin" MIME-Version: 1.0 Subject: Re: [PATCH v2 0/5] Add movablecore_map boot option References: <1353667445-7593-1-git-send-email-tangchen@cn.fujitsu.com> <50B479FA.6010307@cn.fujitsu.com> <50B47EB7.20000@zytor.com> <50B48C3B.8080408@cn.fujitsu.com> In-Reply-To: <50B48C3B.8080408@cn.fujitsu.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Wen Congyang Cc: Tang Chen , Bob Liu , akpm@linux-foundation.org, rob@landley.net, isimatu.yasuaki@jp.fujitsu.com, laijs@cn.fujitsu.com, linfeng@cn.fujitsu.com, jiang.liu@huawei.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, "Rafael J. Wysocki" On 11/27/2012 01:47 AM, Wen Congyang wrote: > At 11/27/2012 04:49 PM, H. Peter Anvin Wrote: >> On 11/27/2012 12:29 AM, Tang Chen wrote: >>> Another approach is like the following: >>> movable_node = 1,3-5,8 >>> This could set all the memory on the nodes to be movable. And the rest >>> of memory works as usual. But movablecore_map is more flexible. >> >> ... but *much* harder for users, so movable_node is better in most cases. > > But numa is initialized very later, and we need the information in SRAT... > > Thanks > Wen Congyang > I think you need to deal with it for usability reasons, though... -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. -- 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