From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262177AbULCMKx (ORCPT ); Fri, 3 Dec 2004 07:10:53 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262178AbULCMKx (ORCPT ); Fri, 3 Dec 2004 07:10:53 -0500 Received: from ns.virtualhost.dk ([195.184.98.160]:19114 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S262177AbULCMKu (ORCPT ); Fri, 3 Dec 2004 07:10:50 -0500 Date: Fri, 3 Dec 2004 13:10:08 +0100 From: Jens Axboe To: Jan Engelhardt Cc: Rahul Karnik , Lista Linux-Kernel Subject: Re: cdrecord dev=ATA cannont scanbus as non-root [u] Message-ID: <20041203121008.GO10492@suse.de> References: <1101763996l.13519l.0l@werewolf.able.es> <20041130071638.GC10450@suse.de> <1101935773.11949.86.camel@nosferatu.lan> <200412021723.48883.astralstorm@gorzow.mm.pl> <5b64f7f041203035133c53d10@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Dec 03 2004, Jan Engelhardt wrote: > >> > Ok, so I am a bit confused here. We basically have 3 ways to use > >> >> cdrecord on linux-2.6 without ide-scsi: > >> >> > >> >> 1) cdrecord dev=/dev/hdx > >> >> 2) cdrecord dev=ATA > >> >> 3) cdrecord dev=ATAPI > >> >> > >> >> Now, if I run all three and grep for '^Warning', I get: > >> > >> Worse, yet, there is no DMA for any of these three :-( > > > >Not true in 2.6. 1 definitely uses DMA now (disregard the damn > >warning). And why would anyone use 2 or 3? > > Right, forgot to add. Read as "no DMA for any that does not give a cdrecord > warning". They all use DMA, whenever possible. -- Jens Axboe