Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753444Ab0HWIMi (ORCPT ); Mon, 23 Aug 2010 04:12:38 -0400 Received: from router-fw.net-space.pl ([89.174.63.77]:43083 "EHLO router-fw.net-space.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753026Ab0HWIMf (ORCPT ); Mon, 23 Aug 2010 04:12:35 -0400 Date: Mon, 23 Aug 2010 10:12:12 +0200 From: Daniel Kiper To: Yinghai Lu Cc: mingo@redhat.com, hpa@zytor.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, dkiper@net-space.pl, mingo@elte.hu, linux-tip-commits@vger.kernel.org Subject: Re: [tip:x86/urgent] x86, apic: Fix apic=debug boot crash Message-ID: <20100823081212.GA13297@router-fw-old.local.net-space.pl> References: <20100819224616.GB9967@router-fw-old.local.net-space.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.28i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1238 Lines: 34 Hi, On Fri, Aug 20, 2010 at 12:24:20PM -0700, Yinghai Lu wrote: > On Fri, Aug 20, 2010 at 5:41 AM, tip-bot for Daniel Kiper > wrote: > > Commit-ID: ?05e407603e527f9d808dd3866d3a17c2ce4dfcc5 > > Gitweb: ? ? http://git.kernel.org/tip/05e407603e527f9d808dd3866d3a17c2ce4dfcc5 > > Author: ? ? Daniel Kiper > > AuthorDate: Fri, 20 Aug 2010 00:46:16 +0200 > > Committer: ?Ingo Molnar > > CommitDate: Fri, 20 Aug 2010 10:18:28 +0200 > > > > x86, apic: Fix apic=debug boot crash > > > > Fix a boot crash when apic=debug is used and the APIC is > > not properly initialized. > > > > This issue appears during Xen Dom0 kernel boot but the > > fix is generic and the crash could occur on real hardware > > as well. > > Do you have any report on real hardware? > that could not happen on real hardware. Till now no, however I think it is good idea to apply this patch now. It is not worth to wait for another null pointer dereference. Daniel -- 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/