From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S270960AbTGPQ44 (ORCPT ); Wed, 16 Jul 2003 12:56:56 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S270961AbTGPQzz (ORCPT ); Wed, 16 Jul 2003 12:55:55 -0400 Received: from genius.impure.org.uk ([195.82.120.210]:58257 "EHLO genius.impure.org.uk") by vger.kernel.org with ESMTP id S270957AbTGPQy6 (ORCPT ); Wed, 16 Jul 2003 12:54:58 -0400 Date: Wed, 16 Jul 2003 18:09:11 +0100 From: Dave Jones To: Jens Axboe Cc: vojtech@suse.cz, Linux Kernel Subject: Re: PS2 mouse going nuts during cdparanoia session. Message-ID: <20030716170911.GB21896@suse.de> Mail-Followup-To: Dave Jones , Jens Axboe , vojtech@suse.cz, Linux Kernel References: <20030716165701.GA21896@suse.de> <20030716170352.GJ833@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030716170352.GJ833@suse.de> User-Agent: Mutt/1.5.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Jul 16, 2003 at 07:03:52PM +0200, Jens Axboe wrote: > > It only happens whilst cdparanoia is reading from the CD. > > The IDE CD drive is using DMA, and interrupts are unmasked. ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > Yes. You can try and make the situation a little better by unmasking > interrupts with -u1. See above 8-) It was the first thing I tried when I observed this phenomenon. > Or you can try and use a ripper that actually uses > SG_IO, that way you can use dma (and zero copy) for the rips. That will > be lots more smooth. Ah right, I thought cdparanoia was still ripper de jour.. What's recommended these days? Dave