From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1946868AbWKANVI (ORCPT ); Wed, 1 Nov 2006 08:21:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1946870AbWKANVI (ORCPT ); Wed, 1 Nov 2006 08:21:08 -0500 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:27275 "EHLO amd.ucw.cz") by vger.kernel.org with ESMTP id S1946868AbWKANVF (ORCPT ); Wed, 1 Nov 2006 08:21:05 -0500 Date: Wed, 1 Nov 2006 14:20:52 +0100 From: Pavel Machek To: Arjan van de Ven Cc: kernel list , mingo@redhat.com, Andrew Morton Subject: Re: 2.6.19-rc4-mm1: noidlehz problems Message-ID: <20061101132052.GA2567@elf.ucw.cz> References: <20061101122319.GA13056@elf.ucw.cz> <1162386177.23744.17.camel@laptopd505.fenrus.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1162386177.23744.17.camel@laptopd505.fenrus.org> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.11+cvs20060126 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed 2006-11-01 14:02:57, Arjan van de Ven wrote: > On Wed, 2006-11-01 at 13:23 +0100, Pavel Machek wrote: > > Hi! > > > > First, it would be nice if we had someone listed as a maintainer of > > noidlehz stuff... > > > > Then... I'm getting strange messages from noidlehz each time I > > unplug/replug AC power (perhaps due to interrupt latency?). > > there probably is a different story going on. > When you unplug/replug AC power, several bioses change the meaning of > the software C-states in your system. > (there is a mapping between software visible C states and the hardware > C-states) Yep, my notebook is one of such machines, so your theory looks very plausible. Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html