Turning KMS on fixes this bug for me, introduces tearing. It also seems to introduce freezes, though as Emmanuel Touzery wrote, it's hard to know whether or not there would have been freezes without KMS. radeon.agpmode=-1 fixes the tearing, but I'm still getting occasional freezes.
-- (Needs KMS) Background and full screen apps don't show up when Normal Visual Effects on (Radeon 7500) https://bugs.launchpad.net/bugs/444139 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
