From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264544AbTDPRVR (ORCPT ); Wed, 16 Apr 2003 13:21:17 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264545AbTDPRVR (ORCPT ); Wed, 16 Apr 2003 13:21:17 -0400 Received: from wireless-216-222-127-29.reno.velocitus.net ([216.222.127.29]:33064 "EHLO masterhub1.sncorp.intranet.com") by vger.kernel.org with ESMTP id S264544AbTDPRVQ convert rfc822-to-8bit (ORCPT ); Wed, 16 Apr 2003 13:21:16 -0400 Subject: Re: 2.5.67-mm3: Bad: scheduling while atomic with IEEE1394 then hard freeze ( lockup on CPU0) From: Steve Kinneberg To: Philippe =?ISO-8859-1?Q?Gramoull=E9?= Cc: Ben Collins , Andrew Morton , linux-kernel@vger.kernel.org, Greg KH , Linux1394dev In-Reply-To: <20030416184528.19c20372.philippe.gramoulle@mmania.com> References: <20030416000501.342c216f.philippe.gramoulle@mmania.com> <20030415160530.2520c61c.akpm@digeo.com> <20030416004933.GI16706@phunnypharm.org> <20030416184528.19c20372.philippe.gramoulle@mmania.com> X-Mailer: Ximian Evolution 1.0.8 Date: 16 Apr 2003 10:32:54 -0700 Message-Id: <1050514375.589.1843.camel@stevek> Mime-Version: 1.0 X-MIMETrack: Itemize by SMTP Server on SacMail1/ACMS/SNCorp(Release 5.0.11 |July 24, 2002) at 04/16/2003 10:32:55 AM, Serialize by Router on masterhub1/SNCorp(Release 5.0.11 |July 24, 2002) at 04/16/2003 10:37:15 AM, Serialize complete at 04/16/2003 10:37:15 AM Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2003-04-16 at 09:45, Philippe Gramoullé wrote: > > # dmesg > oot is not IRM capable, resetting... > ieee1394: Remote root is not IRM capable, resetting... > ieee1394: Remote root is not IRM capable, resetting... > ieee1394: Remote root is not IRM capable, resetting... > [message repeated 178 times and as long as the DV Camcorder in turned on] I realize this isn't the problem you're really concerned about, but the above may happen if you are using a version of the 1394 code off the linux-2.4 branch prior to the patch I sent to the list Monday that Ben recently applied. (You should be able to get around this without downloading the latest code and recompiling by setting attempt_root=1 when insmodding ohci1394. -- Steve Kinneberg ACM Systems 3034 Gold Canal Drive Rancho Cordova, CA 95670 Phone: (916) 463-7987 Email: kinnebergsteve@acmsystems.com