Re: patent on O_ATOMICLOOKUP [Re: [PATCH] loopable tmpfs (2.4.17)]

Wolfgang Denk
2002-05-25T21:56:15Z

In message <20020525143333.A17889@work.bitmover.com> Larry McVoy wrote:
> On Sat, May 25, 2002 at 05:22:43PM -0400, Albert D. Cahalan wrote:
> > To get a free patent license, EVERYTHING must be GPL.
> > Not just the real-time part! So that would be:
> >
> > 1. the RT microkernel (OK)
> > 2. the RT "app" (OK)
> > 3. Linux itself (OK)
> > 4. normal Linux apps (ouch!)
>
> Whether that is true or not I don't know. But I do know that if all the
> stuff was GPLed, then you are safe no matter what, right? In other words,
> there is a path you can take which makes it safe. And according to all the
> RTAI people, that path should be completely acceptable, they all are quick
> to tell you that everything they do (now) is GPLed and that's how they want
> it. If that's true, no worries. I suspect the reality is that some/most
> of the code is GPLed but there is some critical chunk that is not GPLed
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> and you don't get source and that's the revenue stream. If I'm wrong, the
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> RTAI folks have nothing to worry about.

We do have to worry something about: people like you who not only
spread FUD, but also lies and insults.

Larry, I consider this a personal insult, and hereby request you (1)
to withdraw this statement in public and (2) to apologize to the RTAI
comunity for it.

Wolfgang Denk

--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd@denx.de
If ignorance is bliss, why aren't there more happy people?