Messages in this thread | | | Date | Fri, 2 Jan 2004 11:39:49 +0100 | From | Jens Axboe <> | Subject | Re: GetASF failed on DVD authentication |
| |
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/
| |