From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757849AbYDBO7S (ORCPT ); Wed, 2 Apr 2008 10:59:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754729AbYDBO7J (ORCPT ); Wed, 2 Apr 2008 10:59:09 -0400 Received: from py-out-1112.google.com ([64.233.166.181]:25591 "EHLO py-out-1112.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754974AbYDBO7I (ORCPT ); Wed, 2 Apr 2008 10:59:08 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=date:from:to:cc:subject:message-id:references:mime-version:content-type:content-disposition:in-reply-to:user-agent; b=sJZIIly9KYHUs/lyAygThv5xz3ifTjyhEROIhkiZvFOiIobeTtsyES0i/r5zeZf6Bz/k0Npm+YhgL6TI6VN97k7pk4+z186we5zVLocibU4hDEo7he9x9VNe75vcjKnanYhpSmsc2e5V0FpTCGq9mSxod9FUY7owxgj3ds6Jtbk= Date: Wed, 2 Apr 2008 10:59:00 -0400 From: Dmitry Torokhov To: Yanko Kaneti Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, Balaji Rao , mingo@elte.hu, Thomas Gleixner Subject: Re: 2.6.25-rc5.git4 regression PS/2 mouse not detected/working Message-ID: <20080402105253.ZZRA012@mailhub.coreip.homeip.net> References: <1205775229.25146.11.camel@indigo.declera.com> <20080317145429.ZZRA012@mailhub.coreip.homeip.net> <1205780323.25146.13.camel@indigo.declera.com> <20080318114711.ZZRA012@mailhub.coreip.homeip.net> <1207091851.3306.6.camel@d2> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1207091851.3306.6.camel@d2> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Yanko, On Wed, Apr 02, 2008 at 02:17:31AM +0300, Yanko Kaneti wrote: > On Tue, 2008-03-18 at 11:54 -0400, Dmitry Torokhov wrote: > > On Mon, Mar 17, 2008 at 08:58:43PM +0200, Yanko Kaneti wrote: > > > On Mon, 2008-03-17 at 14:55 -0400, Dmitry Torokhov wrote: > > > > On Mon, Mar 17, 2008 at 07:33:49PM +0200, Yanko Kaneti wrote: > > > > > > > > > > My PS/2 mouse stops being detected between kernels 2.6.24.3-12.fc8 and > > > > > 2.6.25-0.121.rc5.git4.fc9 (which I believe do not carry any patches in > > > > > that area). Its an ASUS P5E-VM DO motherboard , bios revision 0506. The > > > > > PS/2 keyboard still works. > > > > > > > > > > Attached are both dmesg logs with i8042.debug=1, dmidecode, lspci -vvnn > > > > > Tried i8042.noloop and both the mouse and keyboard stop working. > > > > > > > > > > > > > Could you please send me dmesg from booting with i8042.noloop. I would > > > > expect this option to help in your case so I am curious what went wrong. > > > > > > Attached > > > > > > > Hmm, it looks the kernel does the right thing in case of i8042.noloop, > > except that it does not work :(. Kernel triest to query the mouse but > > it does not respond. > > > > Can you try taking contents of drivers/input/serio from 2.6.25 and > > copy it in .24? It will most likely compile... If that works I'm > > afraid I will ahve to ask you to do git biscect to find the offending > > commit. > > Hey again, > > I finally did the bisecting. It found the cuplrit to be > > commit e3f37a54f690d3e64995ea7ecea08c5ab3070faf > Author: Balaji Rao > Date: Wed Jan 30 13:30:03 2008 +0100 > > x86: assign IRQs to HPET timers > > > I tried reverting the change on the latest git with the attached patch > and my mouse and keyboard appear to be detected and working fine now. > The patch had to be stiched by hand and due to my lack of understanding > of the code might be breaking random other stuff. > > FWIW the bios on this board has no knobs for HPET that I could find. > > What gives? > Hmm, this is wierd and really outsize of my knowledge... Lets try copying Ingo, Thomas and Balaji, maybe they can help us out here. Btw, what is in your /proc/interrupts? -- Dmitry