Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750991AbWIAKV5 (ORCPT ); Fri, 1 Sep 2006 06:21:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751015AbWIAKV4 (ORCPT ); Fri, 1 Sep 2006 06:21:56 -0400 Received: from ns2.suse.de ([195.135.220.15]:17871 "EHLO mx2.suse.de") by vger.kernel.org with ESMTP id S1750907AbWIAKV4 (ORCPT ); Fri, 1 Sep 2006 06:21:56 -0400 From: Andi Kleen To: Chuck Ebbert <76306.1226@compuserve.com> Subject: Re: Was: boot failure, "DWARF2 unwinder stuck at 0xc0100199" Date: Fri, 1 Sep 2006 12:21:36 +0200 User-Agent: KMail/1.9.3 Cc: Badari Pulavarty , linux-kernel , Jan Beulich , Andrew Morton References: <200609010615_MC3-1-C9FA-ECE6@compuserve.com> In-Reply-To: <200609010615_MC3-1-C9FA-ECE6@compuserve.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200609011221.36718.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 579 Lines: 16 > Sometimes this is caused by tail calls, i.e. when the last line > of a function calls another function it can many times be optimized > into a jump. > > You can disable this by compiling with CONFIG_FRAME_POINTER=y. Even that will not disable automatic inlining, which is probably causing most of the missing frames here. -Andi - 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/