the kernel guys talk about the same problem here http://us.generation- nt.com/answer/2-6-38-rc2-acpi-backlight-control-missing- help-201853772.html
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/779166 Title: Upgrade to version 11.04, disable the laptop display back light -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
