Re: [PATCH] drivers/block/scsi_ioctl.c, Video DVD playback support

From: Elias da Silva
Date: Tue Jan 25 2005 - 11:20:20 EST


On Tuesday 25 January 2005 13:45, you wrote:
[snip]
: If I'm not mistaken, Peter Jones has posted a few iterations of such an
: fs some months ago.

Thank you. I will check this...

: > Do we have a clear understanding that this fs would only
: > be a benefit if *All* the different ways to access the device would
: > use the same policy enforcement and consistently allow or
: > disallow certain operations regardless of the access method?
:
: The command restriction table _only_ works through the SG_IO path, which
: does include CDROM_SEND_PACKET as well since it is layered on top of
: SG_IO. It doesn't control various driver ioctl exported interfaces, they
: would need to add a callback to verify_command() for permission checks.

Hmm... what exactly does that mean? Who is ment by "_they_ would need..."?

I don't want to take responsability for the reaction of the xine/mplayer/etc.
community the day their software stops playing video DVDs on Linux ;-)

Regards,

Elias
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/