Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423054AbXEDUhh (ORCPT ); Fri, 4 May 2007 16:37:37 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423055AbXEDUhh (ORCPT ); Fri, 4 May 2007 16:37:37 -0400 Received: from e4.ny.us.ibm.com ([32.97.182.144]:54884 "EHLO e4.ny.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423054AbXEDUhg (ORCPT ); Fri, 4 May 2007 16:37:36 -0400 Subject: Re: cpufreq longhaul locks up From: john stultz To: Jan Engelhardt Cc: davej@codemonkey.org.uk, Linux Kernel Mailing List , cpufreq@lists.linux.org.uk In-Reply-To: References: Content-Type: text/plain Date: Fri, 04 May 2007 13:37:32 -0700 Message-Id: <1178311052.6094.0.camel@localhost.localdomain> Mime-Version: 1.0 X-Mailer: Evolution 2.10.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 937 Lines: 27 On Fri, 2007-05-04 at 12:16 +0200, Jan Engelhardt wrote: > Hi, > > > I found that setting the cpufreq governor to ondemand making the box > lock up solid in 2.6.20.2 and 2.6.21 after a few seconds. Sysrq > does not work anymore, and the last messages are: > > May 3 19:16:58 cn kernel: longhaul: VIA C3 'Nehemiah C' [C5P] CPU > detected. Powersaver supported. > May 3 19:16:58 cn kernel: longhaul: Using northbridge support. > May 3 19:17:22 cn kernel: Time: acpi_pm clocksource has been installed. > May 3 19:17:22 cn kernel: Clocksource tsc unstable (delta = -136422685 > ns) What happens if you boot wihtout the ondemand governor but w/ clocksource=acpi_pm ? thanks -john - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/