From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752264Ab0CAUAg (ORCPT ); Mon, 1 Mar 2010 15:00:36 -0500 Received: from ogre.sisk.pl ([217.79.144.158]:34003 "EHLO ogre.sisk.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752043Ab0CAUAe convert rfc822-to-8bit (ORCPT ); Mon, 1 Mar 2010 15:00:34 -0500 From: "Rafael J. Wysocki" To: Thomas Gleixner Subject: Re: [Bug 15289] Regression 2.6.32 -> 2.6.33, Kernel needs a helping key to boot :) Date: Mon, 1 Mar 2010 21:03:00 +0100 User-Agent: KMail/1.12.4 (Linux/2.6.33-git-rjw; KDE/4.3.5; x86_64; ; ) Cc: bugzilla-daemon@bugzilla.kernel.org, LKML , pm list References: <201003010617.o216HBix024914@demeter.kernel.org> In-Reply-To: <201003010617.o216HBix024914@demeter.kernel.org> MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 8BIT Message-Id: <201003012103.00609.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org [Swithing to e-mail, please keep bugzilla-daemon in the CC list.] On Monday 01 March 2010, bugzilla-daemon@bugzilla.kernel.org wrote: > http://bugzilla.kernel.org/show_bug.cgi?id=15289 > > --- Comment #30 from Asbjørn Sannes 2010-03-01 06:17:06 --- > hm, so from what I have gathered the previously bisected commit only exposes > another bug (hidden by enabling hpet). So I started bisecting again, this time > with hpet=disabled all the way and found: > > commit aa276e1cafb3ce9d01d1e837bcd67e92616013ac > Author: Thomas Gleixner > Date: Mon Jun 9 19:15:00 2008 +0200 > > x86, clockevents: add C1E aware idle function > > Reverting this from a non-working 2.6.27 makes it work also. Things have > changed considerably since then so I was not able to revert it from the newest > kernel. > > Maybe that disabling of SBX00 hpet msi, only should be done when you do > actually have floppy support? Makes more people boot atleast :P Thomas, it looks like something's missing in our C1E handling. Can you have a look at this bug report, please? Rafael