From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Subject: Re: Could the k8temp driver be interfering with ACPI? Date: 16 Feb 2007 20:59:33 +0100 Message-ID: References: <45D5EA88.7090300@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from ns.suse.de ([195.135.220.2]:53179 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1946036AbXBPS7c (ORCPT ); Fri, 16 Feb 2007 13:59:32 -0500 In-Reply-To: <45D5EA88.7090300@redhat.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Chuck Ebbert Cc: linux-kernel , linux-acpi@vger.kernel.org, lm-sensors@lm-sensors.org Chuck Ebbert writes: > > So, could ACPI and the k8temp driver be at odds? Yes, there is no locking between ACPI and Linux drivers for register access. e.g. if there is a indexed register both try to access (and temperature sensors tend to use these things) they can race and get corrupted data. -Andi