From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx121.postini.com [74.125.245.121]) by kanga.kvack.org (Postfix) with SMTP id BA27C6B00B3 for ; Thu, 15 Nov 2012 04:59:46 -0500 (EST) Received: from m3.gw.fujitsu.co.jp (unknown [10.0.50.73]) by fgwmail6.fujitsu.co.jp (Postfix) with ESMTP id 214383EE0BC for ; Thu, 15 Nov 2012 18:59:45 +0900 (JST) Received: from smail (m3 [127.0.0.1]) by outgoing.m3.gw.fujitsu.co.jp (Postfix) with ESMTP id 0BA8345DEB5 for ; Thu, 15 Nov 2012 18:59:45 +0900 (JST) Received: from s3.gw.fujitsu.co.jp (s3.gw.fujitsu.co.jp [10.0.50.93]) by m3.gw.fujitsu.co.jp (Postfix) with ESMTP id E850245DEB2 for ; Thu, 15 Nov 2012 18:59:44 +0900 (JST) Received: from s3.gw.fujitsu.co.jp (localhost.localdomain [127.0.0.1]) by s3.gw.fujitsu.co.jp (Postfix) with ESMTP id DA11E1DB803B for ; Thu, 15 Nov 2012 18:59:44 +0900 (JST) Received: from g01jpexchkw04.g01.fujitsu.local (g01jpexchkw04.g01.fujitsu.local [10.0.194.43]) by s3.gw.fujitsu.co.jp (Postfix) with ESMTP id 970A81DB8038 for ; Thu, 15 Nov 2012 18:59:44 +0900 (JST) Message-ID: <50A4BCF9.7080401@jp.fujitsu.com> Date: Thu, 15 Nov 2012 18:59:21 +0900 From: Yasuaki Ishimatsu MIME-Version: 1.0 Subject: Re: [PART4 Patch 0/2] memory-hotplug: allow online/offline memory to result movable node References: <1351671334-10243-1-git-send-email-wency@cn.fujitsu.com> In-Reply-To: <1351671334-10243-1-git-send-email-wency@cn.fujitsu.com> Content-Type: text/plain; charset="ISO-2022-JP" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Wen Congyang Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-doc@vger.kernel.org, Rob Landley , Andrew Morton , Lai Jiangshan , Jiang Liu , KOSAKI Motohiro , Minchan Kim , Mel Gorman , David Rientjes , Yinghai Lu , "rusty@rustcorp.com.au" 2012/10/31 17:15, Wen Congyang wrote: > From: Lai Jiangshan > > This patch is part4 of the following patchset: > https://lkml.org/lkml/2012/10/29/319 > > Part1 is here: > https://lkml.org/lkml/2012/10/31/30 > > Part2 is here: > http://marc.info/?l=linux-kernel&m=135166705909544&w=2 > > Part3 is here: > http://marc.info/?l=linux-kernel&m=135167050510527&w=2 > > You must apply part1-3 before applying this patchset. > > we need a node which only contains movable memory. This feature is very > important for node hotplug. If a node has normal/highmem, the memory > may be used by the kernel and can't be offlined. If the node only contains > movable memory, we can offline the memory and the node. > > > Lai Jiangshan (2): > numa: add CONFIG_MOVABLE_NODE for movable-dedicated node > memory_hotplug: allow online/offline memory to result movable node > > drivers/base/node.c | 6 ++++++ > include/linux/nodemask.h | 4 ++++ > mm/Kconfig | 8 ++++++++ > mm/memory_hotplug.c | 16 ++++++++++++++++ > mm/page_alloc.c | 3 +++ > 5 files changed, 37 insertions(+) > Tested-by: Yasuaki Ishimatsu Thanks, Yasuaki Ishimatsu -- 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