Phoronix: OpenGL 3.1 Not Likely In Mesa Until 2013

The release plans for Mesa 8.1 and Mesa 8.2 have been proposed. Unfortunately if you were hoping to see OpenGL 3.1 compliance in this open-source graphics driver library this summer, it looks like that won't come until 2013 and support for newer OpenGL specifications are even further out...

http://www.phoronix.com/vr.php?view=MTA5Njc