From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965312AbXCTQdX (ORCPT ); Tue, 20 Mar 2007 12:33:23 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S965254AbXCTQdX (ORCPT ); Tue, 20 Mar 2007 12:33:23 -0400 Received: from mx1.redhat.com ([66.187.233.31]:59043 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965312AbXCTQdW (ORCPT ); Tue, 20 Mar 2007 12:33:22 -0400 Message-ID: <46000CB2.9090700@redhat.com> Date: Tue, 20 Mar 2007 12:32:50 -0400 From: Chuck Ebbert Organization: Red Hat User-Agent: Thunderbird 1.5.0.10 (X11/20070302) MIME-Version: 1.0 To: Takashi Iwai CC: Pavel Machek , kernel list , Ingo Molnar Subject: Re: BUG: soft lockup during suspend References: <20070320123253.GB19019@elf.ucw.cz> <46000633.5000900@redhat.com> In-Reply-To: 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 Takashi Iwai wrote: > At Tue, 20 Mar 2007 17:08:48 +0100, > I wrote: >> At Tue, 20 Mar 2007 12:05:07 -0400, >> Chuck Ebbert wrote: >>> Takashi Iwai wrote: >>>> X60/T60 is known to be often broken regarding the communication >>>> between the controller and the codec chip. When this kind of thing >>>> happens, the driver tries to switch to a single-shot I/O without using >>>> ring-buffers and IRQs, and even in such a mode, the communication gets >>>> broken. FWIW, it doesn't happen on other machines with HD-audio, so >>>> it's fairly specific to X60/T60. No idea why. >>> What about Acer Aspire 5102? >>> >>> http://lkml.org/lkml/2006/12/3/9 >> This is a different problem. >> A known workaround is to provide probe_mask=1 module option. > > BTW, does this happen on the latest linus git tree? (rc4 may work, > though) > > If yes, could you try the patch below? > I can't easily test 2.6.21-rc, but "probe_mask=1" works on 2.6.20.4, which spews errors without that. Should I try your patch on 2.6.20?