Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261724AbVAXXT6 (ORCPT ); Mon, 24 Jan 2005 18:19:58 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261713AbVAXXTj (ORCPT ); Mon, 24 Jan 2005 18:19:39 -0500 Received: from pfepb.post.tele.dk ([195.41.46.236]:4167 "EHLO pfepb.post.tele.dk") by vger.kernel.org with ESMTP id S261726AbVAXXBe (ORCPT ); Mon, 24 Jan 2005 18:01:34 -0500 Subject: Re: DVD burning still have problems From: Kasper Sandberg To: Alan Cox Cc: Jens Axboe , Alessandro Suardi , Volker Armin Hemmann , Linux Kernel Mailing List In-Reply-To: <1106598811.6154.93.camel@localhost.localdomain> References: <200501232126.55191.volker.armin.hemmann@tu-clausthal.de> <5a4c581d050123125967a65cd7@mail.gmail.com> <20050124150755.GH2707@suse.de> <1106594023.6154.89.camel@localhost.localdomain> <20050124204529.GA19242@suse.de> <1106598811.6154.93.camel@localhost.localdomain> Content-Type: text/plain Date: Tue, 25 Jan 2005 00:01:31 +0100 Message-Id: <1106607691.13336.10.camel@localhost> Mime-Version: 1.0 X-Mailer: Evolution 2.0.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1244 Lines: 27 On Mon, 2005-01-24 at 21:44 +0000, Alan Cox wrote: > On Llu, 2005-01-24 at 20:45, Jens Axboe wrote: > > > I've got several reports like this that only happen with ACPI, and one > > > user whose burns report fine but are corrupted if ACPI is allowed to do > > > power manglement. > > > > Really weird, I cannot begin to explain that. Perhaps the two reporters > > in this thread can try it as well? > > I can sort of guess - the CPU frequency changes (either from ACPI or > perhaps also from cpuspeed if in use ?) involve the CPU disconnecting > from the bus and reconnecting. There is much magic involved in this and > there are certainly chipset and CPU errata in this area. would this mean that i should not use cpu frequency scaling? > > - > 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/ > - 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/