Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936735Ab3DICAo (ORCPT ); Mon, 8 Apr 2013 22:00:44 -0400 Received: from cn.fujitsu.com ([222.73.24.84]:42976 "EHLO song.cn.fujitsu.com" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751219Ab3DICAn (ORCPT ); Mon, 8 Apr 2013 22:00:43 -0400 X-IronPort-AV: E=Sophos;i="4.87,435,1363104000"; d="scan'208";a="7018088" Message-ID: <516376B3.90207@cn.fujitsu.com> Date: Tue, 09 Apr 2013 10:02:27 +0800 From: Lin Feng User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: Yinghai Lu CC: Andrew Morton , Christoph Lameter , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Catalin Marinas , will.deacon@arm.com, Arnd Bergmann , tony@atomide.com, Ben Hutchings , linux-arm-kernel@lists.infradead.org, Linux Kernel Mailing List , the arch/x86 maintainers , Linux MM , Yasuaki Ishimatsu Subject: Re: [PATCH 0/2] mm: vmemmap: add vmemmap_verify check for hot-add node/memory case References: <1365415000-10389-1-git-send-email-linfeng@cn.fujitsu.com> In-Reply-To: X-MIMETrack: Itemize by SMTP Server on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/04/09 09:59:32, Serialize by Router on mailserver/fnst(Release 8.5.3|September 15, 2011) at 2013/04/09 09:59:33, Serialize complete at 2013/04/09 09:59:33 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 670 Lines: 21 Hi Yinghai, On 04/09/2013 02:40 AM, Yinghai Lu wrote: > On Mon, Apr 8, 2013 at 2:56 AM, Lin Feng wrote: >> In hot add node(memory) case, vmemmap pages are always allocated from other >> node, > > that is broken, and should be fixed. > vmemmap should be on local node even for hot add node. > Have you ever sent any relative patchset on this, maybe we can run some test on it ;-) thanks, linfeng -- 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/