note that the problems do NOT appear anymore if I use compiz. this might be related to offscreen pixmaps, and compiz disabling them -i think i read somewhere that compiz disables them.
-- Garbled using open source Radeon driver https://launchpad.net/bugs/38198 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs