From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933640AbXDAQcQ (ORCPT ); Sun, 1 Apr 2007 12:32:16 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933645AbXDAQcQ (ORCPT ); Sun, 1 Apr 2007 12:32:16 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:1038 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933632AbXDAQcP (ORCPT ); Sun, 1 Apr 2007 12:32:15 -0400 Date: Sun, 1 Apr 2007 16:32:05 +0000 From: Pavel Machek To: Jeremy Fitzhardinge Cc: Alexey Starikovskiy , Linux Kernel Mailing List , linux-acpi@vger.kernel.org Subject: Re: 2.6.21-rc5: Thinkpad X60 gets critical thermal shutdowns Message-ID: <20070401163204.GB5762@ucw.cz> References: <460E0158.7090705@goop.org> <8f8ff01d0703310033y74421cfcl747ece1be003471@mail.gmail.com> <460F511E.2090102@goop.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <460F511E.2090102@goop.org> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi! > > CONFIG_I2C=m > > CONFIG_I2C_ALGOBIT=m > > CONFIG_I2C_ALGOPCA=m > > CONFIG_I2C_I810=m > > CONFIG_I2C_PIIX4=m > > CONFIG_SENSORS_DS1337=m > > CONFIG_SENSORS_DS1374=m > > CONFIG_SENSORS_EEPROM=m > > CONFIG_SENSORS_PCF8574=m > > CONFIG_SENSORS_PCA9539=m > > CONFIG_SENSORS_PCF8591=m > > CONFIG_SENSORS_MAX6875=m > > That seems to have helped. If I watch > /proc/acpi/thermal_zone/THM?/temperature, it seems stable even under > load. I didn't try watching the thermal_zones when these options were > enabled, but I presume the temperature was not controlled for it to hit > 128 degC. > > What's going on here? Does reading an i2c sensor from the kernel > prevent something else from doing it? ACPI is misdesigned, and lm_sensors can't cope with that. One idea was to add 'big acpi lock' and make lm_sensors take it, too. -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html