Oh, forgot to add: I'm using xfwm4 (XFCE's window manager), and switching off the composite effects in the window manager (without changing the xorg.conf) also resolves this problem for me.
-- painting artifacts with qt4.5 on radeon chipset https://bugs.launchpad.net/bugs/350120 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
