Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752464Ab3CAMQQ (ORCPT ); Fri, 1 Mar 2013 07:16:16 -0500 Received: from mx1.redhat.com ([209.132.183.28]:23642 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752180Ab3CAMQP (ORCPT ); Fri, 1 Mar 2013 07:16:15 -0500 Date: Fri, 1 Mar 2013 07:14:44 -0500 From: Josh Boyer To: "H. Peter Anvin" Cc: Borislav Petkov , Boris Ostrovsky , mingo@redhat.com, tglx@linutronix.de, konrad.wilk@oracle.com, rostedt@goodmis.org, gregkh@linuxfoundation.org, samu.kallio@aberdeencloud.com, kraman@redhat.com, xen-devel@lists.xen.org, linux-kernel@vger.kernel.org, stable@kernel.org Subject: Re: [PATCH] mm/x86: Patch out arch_flush_lazy_mmu_mode() when running on bare metal Message-ID: <20130301121444.GC31649@hansolo.jdub.homelinux.org> References: <1362092149-32381-1-git-send-email-boris.ostrovsky@oracle.com> <20130228233720.GB17468@pd.tnic> <20130301000539.GA31649@hansolo.jdub.homelinux.org> <512FF331.5050008@zytor.com> <20130301003629.GG9767@pd.tnic> <20130301004211.GB31649@hansolo.jdub.homelinux.org> <512FFBC4.4070400@zytor.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <512FFBC4.4070400@zytor.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1067 Lines: 28 On Thu, Feb 28, 2013 at 04:52:20PM -0800, H. Peter Anvin wrote: > On 02/28/2013 04:42 PM, Josh Boyer wrote: > > On Fri, Mar 01, 2013 at 01:36:29AM +0100, Borislav Petkov wrote: > >> On Thu, Feb 28, 2013 at 04:15:45PM -0800, H. Peter Anvin wrote: > >>>> I'll try to get someone to test this tomorrow. > >> > >> Btw, you'd need to apply that other patch too > >> > >> http://marc.info/?l=xen-devel&m=136206183814547&w=2 > >> > >> so that arch_flush_lazy_mmu_mode() has at least one caller on x86_64. > > > > Yeah, we already have that applied. It stops crashes in xen > > environments so we pulled it in as a bugfix. Thanks though! > > > > Who are "we"? Sorry, Fedora. That patch has a link to a bug in it. We applied the patch for that bug. I'll apply Boris' patch on top and get the same people to test it. josh -- 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/