Sorry for creating noise, this seems to have been already discussed with BenC by Soren Hansen that was told to write a spec about it:
https://features.launchpad.net/distros/ubuntu/+spec/user-mode-linux -- Package Missing https://launchpad.net/bugs/2735 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
