Appreciate valuable pointers, Dave!
> Date: Thu, 27 Mar 2014 10:52:46 +1000
> Subject: Re: Hiding a monitor from all apps except one
> From: airlied@gmail.com
> To: ifaenson@hotmail.com
> CC: dri-devel@lists.freedesktop.org
>
> On Thu, Mar 27, 2014 at 10:37 AM, Ilya Faenson <ifaenson@hotmail.com> wrote:
> > I knew it was not run-of-the-mill request. :-)
> >
> > Is the work you've mentioned publicly available? If so, could you publish
> > its whereabouts?
>
> Well its what you would call public but unloved, its also 4 years old,
> and very unlikely to cleanly rebase onto what we have now,
>
> http://cgit.freedesktop.org/~airlied/linux/log/?h=drm-render-nodes
>
> I suppose you could also in theory set up an X server using ZaphodHeads,
> so that the HDMI output is on its own X server display, it wouldn't be
> impossible for someone to interfere with it then,
>
> Dave.