From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757433AbZHHAlt (ORCPT ); Fri, 7 Aug 2009 20:41:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757335AbZHHAls (ORCPT ); Fri, 7 Aug 2009 20:41:48 -0400 Received: from cantor.suse.de ([195.135.220.2]:52132 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756041AbZHHAlr (ORCPT ); Fri, 7 Aug 2009 20:41:47 -0400 Date: Sat, 8 Aug 2009 02:41:47 +0200 (CEST) From: Jiri Kosina X-X-Sender: jkosina@wotan.suse.de To: Dave Young Cc: "Rafael J. Wysocki" , Linux Kernel Mailing List , Kernel Testers List , Dmitry Torokhov , linux-input@vger.kernel.org Subject: Re: [Bug #13837] Input : regression - touchpad not detected In-Reply-To: Message-ID: References: <3zAHs5O6maO.A.u-B.KHObKB@chimera> User-Agent: Alpine 2.00 (LNX 1167 2008-08-23) MIME-Version: 1.0 Content-Type: MULTIPART/MIXED; BOUNDARY="168427776-270288313-1249692107=:25797" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --168427776-270288313-1249692107=:25797 Content-Type: TEXT/PLAIN; charset=UTF-8 Content-Transfer-Encoding: 8BIT [ adding Dmitry and linux-input to CC ] On Mon, 27 Jul 2009, Dave Young wrote: > On Mon, Jul 27, 2009 at 4:28 AM, Rafael J. Wysocki wrote: > > This message has been generated automatically as a part of a report > > of recent regressions. > > > > The following bug entry is on the current list of known regressions > > from 2.6.30.  Please verify if it still should be listed and let me know > > (either way). > > Now I'm not sure if it's a regression, because it happens not every > boot. Maybe I just noticed it after 2.6.30 > > jiri, I found the place via extra printk messages added to the i8042.c > > in function i8042_check_aux(), when touchpad detecting fail, it fall > into following error path: > > if (wait_for_completion_timeout(&i8042_aux_irq_delivered, > msecs_to_jiffies(250)) == 0) { [snip] } > > so maybe the timeout value need to be increased? I try redo the > i8042_setup_aux after it fails, it fixes the problem indeed, which one > is the proper fix do you think? If it's the right fix I can post the > patch. > > > > > > > Bug-Entry       : http://bugzilla.kernel.org/show_bug.cgi?id=13837 > > Subject         : Input : regression - touchpad not detected > > Submitter       : Dave Young > > Date            : 2009-07-17 07:13 (10 days old) > > References      : http://marc.info/?l=linux-kernel&m=124780763701571&w=4 > > > > > > > > > > -- > Regards > dave > -- Jiri Kosina SUSE Labs --168427776-270288313-1249692107=:25797--