From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758773Ab1ECAbP (ORCPT ); Mon, 2 May 2011 20:31:15 -0400 Received: from e37.co.us.ibm.com ([32.97.110.158]:60705 "EHLO e37.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754520Ab1ECAbO (ORCPT ); Mon, 2 May 2011 20:31:14 -0400 Subject: Re: Long timeout when booting >= 2.6.38 From: john stultz To: Christian Hoffmann Cc: Linux Kernel Mailing List In-Reply-To: <4DBF2FB4.8000304@christianhoffmann.info> References: <4DBEFCBA.3070501@christianhoffmann.info> <1304363375.3226.5.camel@work-vm> <4DBF1725.3030800@christianhoffmann.info> <1304372955.3226.15.camel@work-vm> <4DBF2FB4.8000304@christianhoffmann.info> Content-Type: text/plain; charset="UTF-8" Date: Mon, 02 May 2011 17:31:04 -0700 Message-ID: <1304382664.3226.24.camel@work-vm> Mime-Version: 1.0 X-Mailer: Evolution 2.32.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2011-05-03 at 00:27 +0200, Christian Hoffmann wrote: > On 05/02/2011 11:49 PM, john stultz wrote: > > On Mon, 2011-05-02 at 22:42 +0200, Christian Hoffmann wrote: > >> Hi, > >> > >>> Hrm. So, on older kernels, what do you see from: > >>> $ cat /sys/devices/system/clocksource/clocksource0/current_clocksource > >>> $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource > >> > >> On older and newer kernel I see the same output: > >> $ cat /sys/devices/system/clocksource/clocksource0/current_clocksource > >> tsc > >> $ cat /sys/devices/system/clocksource/clocksource0/available_clocksource > >> tsc hpet acpi_pm > > > > Can you reproduce the hang booting with "clocksource=hpet" and > > "clocksource=acpi_pm" ? > > Both hang also. Hm.. I wonder if the MSI quirk mucks up the hpet and acpi pm? Could you send me the full dmesg output both with and without the 08ec0c58fb8a05d3191d5cb6f5d6f81adb419798 commit applied? Also, does the same issue crop up if you compile the kernel with CONFIG_PCI_MSI disabled? thanks -john