From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754936AbYAHR2p (ORCPT ); Tue, 8 Jan 2008 12:28:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751756AbYAHR2h (ORCPT ); Tue, 8 Jan 2008 12:28:37 -0500 Received: from pentafluge.infradead.org ([213.146.154.40]:49535 "EHLO pentafluge.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753489AbYAHR2g (ORCPT ); Tue, 8 Jan 2008 12:28:36 -0500 Date: Tue, 8 Jan 2008 09:28:16 -0800 From: Arjan van de Ven To: Andi Kleen Cc: linux-kernel@vger.kernel.org, mingo@elte.hu, tglx@tglx.de, hpa@zytor.com Subject: Re: [patch 2/2] Use the stack frames to get exact stack-traces for CONFIG_FRAMEPOINTER on x86-64 Message-ID: <20080108092816.47848920@laptopd505.fenrus.org> In-Reply-To: References: <20080107211437.5ba42f18@laptopd505.fenrus.org> Organization: Intel X-Mailer: Claws Mail 3.0.2 (GTK+ 2.12.1; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by pentafluge.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 08 Jan 2008 18:01:48 +0100 Andi Kleen wrote: > > > The code tries to use the frame pointers to do a backtrace, but if > > it smells iffy or invalid, falls back to the traditional way of > > printing backtraces, to make sure that at least some useful > > backtrace is created. > > That will likely happen in most non trivial cases > (interrupts/exceptions etc.) interrupts at least work just fine... I tested that already -- If you want to reach me at my work email, use arjan@linux.intel.com For development, discussion and tips for power savings, visit http://www.lesswatts.org