Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S265132AbUABKkM (ORCPT ); Fri, 2 Jan 2004 05:40:12 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S265499AbUABKkM (ORCPT ); Fri, 2 Jan 2004 05:40:12 -0500 Received: from ns.virtualhost.dk ([195.184.98.160]:53947 "EHLO virtualhost.dk") by vger.kernel.org with ESMTP id S265132AbUABKkH (ORCPT ); Fri, 2 Jan 2004 05:40:07 -0500 Date: Fri, 2 Jan 2004 11:39:49 +0100 From: Jens Axboe To: Jeff Chua Cc: Linux Kernel Subject: Re: GetASF failed on DVD authentication Message-ID: <20040102103949.GL5523@suse.de> References: 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 Content-Length: 1726 Lines: 54 On Fri, Jan 02 2004, Jeff Chua wrote: > > Got the following error while authenticating DVD ... > > GetASF failed > N/A, invalidating: Function not implemented > N/A, invalidating: Function not implemented > N/A, invalidating: Function not implemented > Request AGID [1]... Request AGID [2]... Request AGID [3]... > Cannot get AGID > > > This error happens only on USB DVD drive using /dev/scd0 ... > > Linux version is 2.4.24-pre3. > > > Module Size Used by Tainted: P > ehci-hcd 15368 0 (unused) > usb-storage 23800 0 > usbcore 56672 1 [ehci-hcd usb-storage] > ds 6504 2 > yenta_socket 9568 2 > isofs 17580 0 (autoclean) > loop 8408 0 (autoclean) > sr_mod 12560 0 (autoclean) > cdrom 27296 0 (autoclean) [sr_mod] > scsi_mod 86472 2 (autoclean) [usb-storage sr_mod] > > > > Problem does not happen on _real_ IDE DVD drive (/dev/hdc). Could it be > something to do with usb-storage or the sg module? Looks like the code > does not implement the DVD_LU_SEND_ASF DVD_AUTH ioctl? sr passes those ioctls through, or rather the uniform layer handles them. I can't say what goes wrong from the info above. Do you get any kernel messages? > Is there a patch for this? Good one ;) Please make a proper bug report, you don't even include drive info. -- Jens Axboe - 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/