Since Unity is going to drop autohide for 12.04 and onward, I'm afraid this bug is moot. 12.04 correctly uses the space if you have the launcher set to hidden.
Thanks for the bug report. ** Changed in: compiz (Ubuntu) Status: New => Won't Fix -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/907289 Title: Window placement ignores space over autohide launcher To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/907289/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs