On Mon, 23 Apr 2012 16:50:49 +0200, Daniel Vetter <daniel.vetter at ffwll.ch> wrote: > This ioctl used in a kms driver is only useful to create massive > havoc. If used this would have rewritten existing and active PTEs. I would probably go with ENODEV rather than EINVAL though. Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk> -Chris -- Chris Wilson, Intel Open Source Technology Centre