From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760830AbXGOKl1 (ORCPT ); Sun, 15 Jul 2007 06:41:27 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755777AbXGOKlU (ORCPT ); Sun, 15 Jul 2007 06:41:20 -0400 Received: from mail-in-09.arcor-online.net ([151.189.21.49]:53164 "EHLO mail-in-09.arcor-online.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755611AbXGOKlT (ORCPT ); Sun, 15 Jul 2007 06:41:19 -0400 Message-ID: <4699F9CB.5010407@arcor.de> Date: Sun, 15 Jul 2007 12:41:15 +0200 From: Timo Lindemann User-Agent: Thunderbird 2.0.0.4 (X11/20070616) MIME-Version: 1.0 To: David Brownell CC: linux-kernel@vger.kernel.org Subject: Re: PROBLEM: kernel hang in ohci init References: <4695EC25.6050003@arcor.de> <200707122040.36800.david-b@pacbell.net> In-Reply-To: <200707122040.36800.david-b@pacbell.net> X-Enigmail-Version: 0.95.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org David Brownell wrote: > On Thursday 12 July 2007, Satyam Sharma wrote: > > Note that hangs in that file almost always mean "your BIOS is goofy". > Hunt for BIOS settings related to USB, and change them. This laptop's BIOS only offers "legacy support" enabled or disabled, both of which lead to frozen kernel. I will investigate whether the GIT tree freezes at the same point. >>> after this, kernel apparently goes into busy waiting (fans gradually >>> turn louder) and hangs indefinitely. I have also made sure that writel >>> (in linux/include/asm/io.h) really is entered, but never returns. > > Does the current kernel.org GIT tree do the same thing? A bunch > of USB patches were recently merged, including ISTR one in that > area ... It does the same thing, git5, that is. Sorry I took so long, but I didnt get to testing this earlier. It is just odd that up to (not including) the 2.6.21-series every kernel boots, and after that, they just freeze. I am kinda stumped here. Regards TL --