On Tue, Aug 13, 2013 at 7:19 PM, Kenneth Graunke <kenneth at whitecape.org> wrote: > > > As far as I know, --enable-glx-tls just makes things more efficient. > > Nothing should *rely* on it, or even be able to detect it... Dota 2 crashes without that option when loading the actual game map. I assumed it adds thread safety.