From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx107.postini.com [74.125.245.107]) by kanga.kvack.org (Postfix) with SMTP id C898E6B0068 for ; Thu, 27 Sep 2012 20:39:30 -0400 (EDT) Received: by pbbrq2 with SMTP id rq2so4876508pbb.14 for ; Thu, 27 Sep 2012 17:39:30 -0700 (PDT) Message-ID: <5064F1BB.8050204@gmail.com> Date: Fri, 28 Sep 2012 08:39:23 +0800 From: Ni zhan Chen MIME-Version: 1.0 Subject: Re: [PATCH 0/3] memory_hotplug: fix memory hotplug bug References: <1348728470-5580-1-git-send-email-laijs@cn.fujitsu.com> In-Reply-To: <1348728470-5580-1-git-send-email-laijs@cn.fujitsu.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Lai Jiangshan Cc: linux-kernel@vger.kernel.org, Rob Landley , Andrew Morton , Jiang Liu , Jianguo Wu , Kay Sievers , Greg Kroah-Hartman , Xishi Qiu , Mel Gorman , linux-doc@vger.kernel.org, linux-mm@kvack.org On 09/27/2012 02:47 PM, Lai Jiangshan wrote: > We found 3 bug while we test and develop memory hotplug. > > PATCH1~2: the old code does not handle node_states[N_NORMAL_MEMORY] correctly, > it corrupts the memory. > > PATCH3: move the modification of zone_start_pfn into corresponding lock. please fully test them before send out. thanks. > > CC: Rob Landley > CC: Andrew Morton > CC: Jiang Liu > CC: Jianguo Wu > CC: Kay Sievers > CC: Greg Kroah-Hartman > CC: Xishi Qiu > CC: Mel Gorman > CC: linux-doc@vger.kernel.org > CC: linux-kernel@vger.kernel.org > CC: linux-mm@kvack.org > > Lai Jiangshan (3): > memory_hotplug: fix missing nodemask management > slub, hotplug: ignore unrelated node's hot-adding and hot-removing > memory,hotplug: Don't modify the zone_start_pfn outside of > zone_span_writelock() > > Documentation/memory-hotplug.txt | 5 ++- > include/linux/memory.h | 1 + > mm/memory_hotplug.c | 96 +++++++++++++++++++++++++++++++------- > mm/page_alloc.c | 3 +- > mm/slub.c | 4 +- > 5 files changed, 87 insertions(+), 22 deletions(-) > -- 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