[ltt-dev] Moving Userspace RCU (urcu) from GPL to LGPL license

[Alan Cox]

On Wed, 18 Feb 2009 13:02:32 -0500
Mathieu Desnoyers <compudj at krystal.dyndns.org> wrote:
> only thing is that we cannot put GPL code into a LGPL library.

You'll need a patent grant from IBM for non GPL use for that not just an
LGPL library
 
> The other point is that I use a few low-level primitives from the Linux
> kernel header (e.g. atomic increment for x86, barrier macros). Those are
> simple one-liners, but, still, I wonder about the licensing
> implications. I could simply "rewrite" them, but that would be a shame

Ask the author - certainly the original basic atomic ops Linus gave
specific permission to the mozilla folks to use under other licences.

Alan