From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264192AbUHJKLj (ORCPT ); Tue, 10 Aug 2004 06:11:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264256AbUHJKLi (ORCPT ); Tue, 10 Aug 2004 06:11:38 -0400 Received: from users.linvision.com ([62.58.92.114]:49353 "HELO bitwizard.nl") by vger.kernel.org with SMTP id S264192AbUHJKL1 (ORCPT ); Tue, 10 Aug 2004 06:11:27 -0400 Date: Tue, 10 Aug 2004 12:11:23 +0200 From: Erik Mouw To: Jens Axboe , Joerg Schilling , linux-kernel@vger.kernel.org Subject: Re: PATCH: cdrecord: avoiding scsi device numbering for ide devices Message-ID: <20040810101123.GB2743@harddisk-recovery.com> References: <200408061330.i76DU2Tm005937@burner.fokus.fraunhofer.de> <20040806151017.GG23263@suse.de> <20040810084159.GD10361@merlin.emma.line.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040810084159.GD10361@merlin.emma.line.org> User-Agent: Mutt/1.3.28i Organization: Harddisk-recovery.com Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 10, 2004 at 10:41:59AM +0200, Matthias Andree wrote: > It's not exactly fun if everything can do 48X but your favorite OS > (Linux 2.4) is limited to say 8X because it only does PIO in spite of > hdparm settings and everything else. FWIW, we burn CDs at 40x with a 2.4 kernel. It is however a hardware or driver related issue: no problems whatsoever with VIA IDE interfaces, but only PIO with the CD writer connected to a Promise 20268. Erik -- +-- Erik Mouw -- www.harddisk-recovery.com -- +31 70 370 12 90 -- | Lab address: Delftechpark 26, 2628 XH, Delft, The Netherlands