From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754772AbZCOGsW (ORCPT ); Sun, 15 Mar 2009 02:48:22 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751983AbZCOGsK (ORCPT ); Sun, 15 Mar 2009 02:48:10 -0400 Received: from metis.ext.pengutronix.de ([92.198.50.35]:45252 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751968AbZCOGsJ (ORCPT ); Sun, 15 Mar 2009 02:48:09 -0400 Date: Sun, 15 Mar 2009 07:48:03 +0100 From: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= To: Thomas Gleixner Cc: LKML , rt-users , Ingo Molnar , Steven Rostedt , Peter Zijlstra , Carsten Emde , Clark Williams Subject: Re: some ARM fixes for 2.6.29-rc7-rt1 Message-ID: <20090315064803.GB6982@pengutronix.de> References: <20090313010458.GB1192@pengutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20090313010458.GB1192@pengutronix.de> User-Agent: Mutt/1.5.18 (2008-05-17) X-SA-Exim-Connect-IP: 2001:6f8:1178:2:215:17ff:fe12:23b0 X-SA-Exim-Mail-From: ukl@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, On Fri, Mar 13, 2009 at 02:04:58AM +0100, Uwe Kleine-König wrote: > on top of 2.6.29-rc7-rc1 I did some ARM related fixes that you can find > at > > git://git.pengutronix.de/git/ukl/linux-2.6.git v2.6.29-rc7-rt1-pu > > The top commit currently isn't pretty as it contains several independant > fixes. Some of them are netX specific so you probably don't need them, > but they shouldn't hurt you either. > > I will update this branch as I continue working in a non-fast-forward > manner. I use TopGit to manage this branch, you might want to use it, > too, if you intend to follow my work. > > My status quo is: > > Testing tracer sched_switch: PASSED > Testing tracer function: PASSED > Testing tracer irqsoff: .. no entries found ..FAILED! > Testing tracer preemptoff: .. no entries found ..FAILED! > Testing tracer preemptirqsoff: .. no entries found .. [removed stack dump] > FAILED! I still have this problem. I digged into irqsoff without finding the reason. Looking at trace_selftest_startup_irqsoff I saw that trace_buffer_lock_reserve is called thrice successfully. Steven (or someone else of course), do you can give me a hint? > Other than that my machine boots and reports from time to time > > scheduling while atomic > > and > > sleeping function called from invalid context at kernel/rtmutex.c:683 > > Both errors probably happen because some spin_locks need to be converted > to raw_spin_locks. Will look later. Up to now I didn't try to do much with my system, but just booting doesn't yield such BUGs or Warnings anymore. Best regards Uwe -- Pengutronix e.K. | Uwe Kleine-König | Industrial Linux Solutions | http://www.pengutronix.de/ |