From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bjorn Helgaas Subject: Re: [Fwd: Re: long-term regression - Parallel Port broken?] Date: Mon, 30 Jul 2007 08:08:17 -0600 Message-ID: <200707300808.17934.bjorn.helgaas@hp.com> References: <1183030080.4249.172.camel@queen.suse.de> <200707292141.23339.bjorn.helgaas@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: Received: from atlrel6.hp.com ([156.153.255.205]:46453 "EHLO atlrel6.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757386AbXG3OPy (ORCPT ); Mon, 30 Jul 2007 10:15:54 -0400 In-Reply-To: Content-Disposition: inline Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: david@lang.hm Cc: trenn@suse.de, linux-acpi , Randy Dunlap On Sunday 29 July 2007 09:59:18 pm david@lang.hm wrote: > On Sun, 29 Jul 2007, Bjorn Helgaas wrote: > > >>> > >>> Could you try the attached patch and collect the dmesg log and contents > >>> of /proc/interrupts? > >> > >> done, see the files > >> 2.6.22-rc4.interrupts > >> 2.6.22-rc4.dmesg.test > >> at http://lang.hm/linux > > > > Thanks, but you booted with "pnpacpi=off", so we didn't learn anything. > > The port works with "pnpacpi=off" even without the patch. Somebody > > else tried my "disable/init/activate" patch with terrible results, so > > that approach will need more work. > > Ok, the new versions are there now. I assume the port still didn't work. My current theory is that there's something wrong with parport DMA. > > This seems an awful lot like this bug report: > > http://bugzilla.kernel.org/show_bug.cgi?id=5832 > > > > Can you take a look at 5832, and maybe we can combine your problem > > with that one if you agree they look the same? > > yes, it definantly looks like the same thing. OK, I added you to the cc: list of 5832. Bjorn