Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946270Ab2JDVm0 (ORCPT ); Thu, 4 Oct 2012 17:42:26 -0400 Received: from terminus.zytor.com ([198.137.202.10]:56230 "EHLO mail.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946137Ab2JDVmU (ORCPT ); Thu, 4 Oct 2012 17:42:20 -0400 Message-ID: <506E029E.3000102@zytor.com> Date: Thu, 04 Oct 2012 14:41:50 -0700 From: "H. Peter Anvin" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:13.0) Gecko/20120605 Thunderbird/13.0 MIME-Version: 1.0 To: Yinghai Lu CC: Konrad Rzeszutek Wilk , Stefano Stabellini , Thomas Gleixner , Ingo Molnar , Jacob Shin , Tejun Heo , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH 04/13] x86, mm: Revert back good_end setting for 64bit References: <1348991844-12285-1-git-send-email-yinghai@kernel.org> <1348991844-12285-5-git-send-email-yinghai@kernel.org> <20121004164551.GA2244@phenom.dumpdata.com> In-Reply-To: X-Enigmail-Version: 1.4.3 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 867 Lines: 27 On 10/04/2012 02:40 PM, Yinghai Lu wrote: > On Thu, Oct 4, 2012 at 2:21 PM, Yinghai Lu wrote: >> On Thu, Oct 4, 2012 at 9:45 AM, Konrad Rzeszutek Wilk >> wrote: >>>> So could use ram under 1M to map that page table at first. >>> >>> Could or does this patch do it? And why 1MB? >> >> can you or stefano could test attached patch on xen ? >> > on top of > > http://git.kernel.org/?p=linux/kernel/git/tip/tip.git;a=shortlog;h=refs/heads/x86/mm2 > > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/mm2 > No, no, not yet another ad hoc hack... please. -hpa -- 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/