From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1423317AbXDYIxt (ORCPT ); Wed, 25 Apr 2007 04:53:49 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1423318AbXDYIxt (ORCPT ); Wed, 25 Apr 2007 04:53:49 -0400 Received: from itaqui.hst.terra.com.br ([200.176.10.211]:50194 "EHLO itaqui.hst.terra.com.br" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1423317AbXDYIxs (ORCPT ); Wed, 25 Apr 2007 04:53:48 -0400 X-Terra-Karma: -2% X-Terra-Hash: 274146f07e8bc88a0fe3df349d96aa40 Message-ID: <462DF5B1.5050907@centralinf.com.br> Date: Tue, 24 Apr 2007 09:18:57 -0300 From: "Guilherme M. Schroeder" User-Agent: Thunderbird 2.0.0.0 (X11/20070326) MIME-Version: 1.0 To: john stultz CC: linux-kernel@vger.kernel.org, Thomas Gleixner Subject: Re: 2.6.21-rc7: HPET enabled freeze my machine at boot References: <4627D7CF.3070002@centralinf.com.br> <1f1b08da0704201453i1b2388der1dfe778633fbf6ea@mail.gmail.com> <462A9926.2030303@centralinf.com.br> <1177367429.12242.7.camel@localhost> In-Reply-To: <1177367429.12242.7.camel@localhost> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org John, The dynticks doesn't affect HPET here at all. The machine freeze with or w/o dynticks. Gonna try the patch and i tell you. Guilherme M. Schroeder Network Administrator Central de Vendas Informatica LTDA Tel.: (11) 3665-2000 Ramal: 2008 http://www.centralinf.com.br john stultz wrote: > On Sat, 2007-04-21 at 20:07 -0300, Guilherme M. Schroeder wrote: >> john stultz wrote: >>> On 4/19/07, guilherme wrote: >>>> Hi, >>>> >>>> If i enable "High Resolution Timer Support", my machine stops here at >>>> boot: >>>> >>>> Clocksource tsc unstable (delta = -297340790165 ns) >>>> Time: hpet clocksource has been installed. >>>> >>>> If i disable HPET, it boots fine. >>> Hmmm.. What happens if you boot w/ clocksource=acpi_pm ? >>> >>> >> Boot ok with clocksource=acpi_pm and HPET enabled. >> Any clue? > > > I'm suspecting that your HPET counter is being stopped for some reason, > although why I have no idea. > > Just to get a clear picture, does this happen w/ "Tickless System > (Dynamic ticks)" disabled in the menuconfig? > > Thomas, might we be actually stopping the HPET counter instead of > disabling the HPET interrupt w/ dynticks? > > thanks > -john > > > >