Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755633AbZFRDnR (ORCPT ); Wed, 17 Jun 2009 23:43:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752476AbZFRDnE (ORCPT ); Wed, 17 Jun 2009 23:43:04 -0400 Received: from vena.lwn.net ([206.168.112.25]:49952 "EHLO vena.lwn.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752113AbZFRDnD (ORCPT ); Wed, 17 Jun 2009 23:43:03 -0400 Date: Wed, 17 Jun 2009 21:43:03 -0600 From: Jake Edge To: Steven Rostedt Cc: LKML , Ingo Molnar , Frederic Weisbecker Subject: Re: problem with function_graph self-test? Message-ID: <20090617214303.483fe0a0@chukar> In-Reply-To: References: <20090616122603.6a628097@chukar> X-Mailer: Claws Mail 3.7.0 (GTK+ 2.14.7; i386-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1023 Lines: 27 On Wed, 17 Jun 2009 23:24:18 -0400 (EDT) Steven Rostedt wrote: > Jake, when you find a bug, you really find a bug! heh, glad to be of service :) > This is something that gcc is screwing with us. After spending all > day today trying to figure out what is happening, I finally found it > in the assembly. is there something specific to my config that causes this to happen? I assume other folks are running the function_graph selftest under other, quite possibly more sane, configs without running into it ... or is it just something that most folks aren't running (i can't remember why i turned ftrace selftests on, other than, perhaps, general curiosity) ... you don't run into this under your "normal" configs? jake -- Jake Edge - LWN - jake@lwn.net - http://lwn.net -- 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/