Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261178AbVEXE0O (ORCPT ); Tue, 24 May 2005 00:26:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261204AbVEXE0N (ORCPT ); Tue, 24 May 2005 00:26:13 -0400 Received: from cdc868fe.powerlandcomputers.com ([205.200.104.254]:22580 "EHLO pl6w2kex.lan.powerlandcomputers.com") by vger.kernel.org with ESMTP id S261178AbVEXE0K convert rfc822-to-8bit (ORCPT ); Tue, 24 May 2005 00:26:10 -0400 Content-Class: urn:content-classes:message MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Subject: RE: ide-cd vs. DMA X-MimeOLE: Produced By Microsoft Exchange V6.0.6603.0 Date: Mon, 23 May 2005 23:26:08 -0500 Message-ID: <18DFD6B776308241A200853F3F83D50702128D31@pl6w2kex.lan.powerlandcomputers.com> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: ide-cd vs. DMA Thread-Index: AcVgELP/4Gsbm9IbR4CTfQftOKxvWQAB2BPg From: "Chad Kitching" To: "Benjamin Herrenschmidt" , Cc: "Jens Axboe" , "Linux Kernel list" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 717 Lines: 19 Are you using hdparm -k1 to keep your settings over a reset? If you're not, then this behaviour is really by-design. -----Original Message----- From: Benjamin Herrenschmidt Sent: May 23, 2005 10:25 PM Subject: Re: ide-cd vs. DMA Well, not sure what's wrong here, but ATAPI errors shouldn't normally result in stopping DMA. We may want to just blacklist your drive rather than having this stupid fallback. In this case, I suspect it's CSS/region issue with a DVD. Ben. - 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/