I have also been having this issue on a Lenovo S10. I have attempted to resolve by adding in the requested options into the kernel boot however it still persists. Below is a link to a video if the issue. The screen will flicker, blackout, and tear. the video below shows the tearing.
http://www.youtube.com/download_my_video?v=DjgnH9oedY8 -- Problem with X in Lucid on Lenovo T500 https://bugs.launchpad.net/bugs/538648 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