From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757239AbZCDLsf (ORCPT ); Wed, 4 Mar 2009 06:48:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755910AbZCDLsY (ORCPT ); Wed, 4 Mar 2009 06:48:24 -0500 Received: from bombadil.infradead.org ([18.85.46.34]:42199 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755607AbZCDLsX (ORCPT ); Wed, 4 Mar 2009 06:48:23 -0500 Subject: [PATCH] lockdep: require framepointers for x86 From: Peter Zijlstra To: Ingo Molnar Cc: lkml , Thomas Gleixner Content-Type: text/plain Date: Wed, 04 Mar 2009 12:48:15 +0100 Message-Id: <1236167295.5330.7240.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.25.91 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Subject: lockdep: require framepointers for x86 From: Peter Zijlstra Date: Wed Mar 04 12:27:27 CET 2009 Require framepointers for x86, because otherwise we'll be having empty stack traces, which is useless. Signed-off-by: Peter Zijlstra --- lib/Kconfig.debug | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6/lib/Kconfig.debug =================================================================== --- linux-2.6.orig/lib/Kconfig.debug +++ linux-2.6/lib/Kconfig.debug @@ -452,7 +452,7 @@ config LOCKDEP bool depends on DEBUG_KERNEL && TRACE_IRQFLAGS_SUPPORT && STACKTRACE_SUPPORT && LOCKDEP_SUPPORT select STACKTRACE - select FRAME_POINTER if !X86 && !MIPS && !PPC + select FRAME_POINTER if !MIPS && !PPC select KALLSYMS select KALLSYMS_ALL