From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761560AbZE0AA5 (ORCPT ); Tue, 26 May 2009 20:00:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756658AbZEZXzF (ORCPT ); Tue, 26 May 2009 19:55:05 -0400 Received: from one.firstfloor.org ([213.235.205.2]:38626 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754471AbZEZXyy (ORCPT ); Tue, 26 May 2009 19:54:54 -0400 From: Andi Kleen To: linux-kernel@vger.kernel.org, hpa@zytor.com, x86@kernel.org Cc: Andi Kleen Subject: [PATCH 24/31] x86: MCE: Don't print backtrace on machine checks with DEBUG_BUGVERBOSE Date: Wed, 27 May 2009 01:54:26 +0200 Message-Id: X-Mailer: git-send-email 1.6.0.2 In-Reply-To: <172ffa34ba8bc6a493e26f7e97fb7239f906b4e8.1243381848.git.ak@linux.intel.com> References: <1243382073-29338-1-git-send-email-andi@firstfloor.org> <6c6d1f8bbbd2312884dca5a5c75aa5f5a87dae4b.1243381848.git.ak@linux.intel.com> <1623cd9a1c77d35fc2044d72c4bfa1246e67a1c0.1243381848.git.ak@linux.intel.com> <723b3fe4e35063b123cee9658c24267287eeac07.1243381848.git.ak@linux.intel.com> <0301db6d6dabb8bcfaffe76a907a5036646c207d.1243381848.git.ak@linux.intel.com> <23417423c34ad949f53ebc947af8d18672a79a40.1243381848.git.ak@linux.intel.com> <347567c2ace55b336b1a43a67323ff8b86b80243.1243381848.git.ak@linux.intel.com> <3e29698799ad2c02429613323897a6e61a0a7d01.1243381848.git.ak@linux.intel.com> <34082fc262bae2f910f1a940622173445aea72cd.1243381848.git.ak@linux.intel.com> <37501061dc5d5581fefcaff92c2606e39cc61913.1243381848.git.ak@linux.intel.com> <10e478c24139e29e7e74529edd694858ec2fb7ea.1243381848.git.ak@linux.intel.com> <7efad2e5492abb8f94577a81c2ca397a968064d7.1243381848.git.ak@linux.intel.com> <0f7e10122c48b7988b1676be5e7fc75f2c561215.1243381848.git.ak@linux.intel.com> <314f7c278aaaa41854bf4f0837a4ca6126160fc8.1243381848.git.ak@linux.intel.com> <172ffa34ba8bc6a493e26f7e97fb7239f906b4e8.1243381848.git.ak@linux.intel.com> In-Reply-To: References: Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andi Kleen CONFIG_DEBUG_BUGVERBOSE prints backtraces on panics, but we don't want that on machine checks because these are not kernel bugs. So disable it here. Signed-off-by: Andi Kleen --- kernel/panic.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/kernel/panic.c b/kernel/panic.c index 984b3ec..fa3b607 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -71,7 +71,8 @@ NORET_TYPE void panic(const char * fmt, ...) va_end(args); printk(KERN_EMERG "Kernel panic - not syncing: %s\n",buf); #ifdef CONFIG_DEBUG_BUGVERBOSE - dump_stack(); + if (!strstr(fmt, "Machine check")) + dump_stack(); #endif /* -- 1.6.0.2