I have the same problem, after updated to kernel 3.8.0-23-generic, the backlight control stops working. I have to stick with 3.5 kernel, otherwise, eyes will be damaged.
hardware: dell xps ultrabook 13' with intel hd 3000? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1179315 Title: Backlight control problems (3.8.0-23-generic #34-Ubuntu SMP) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1179315/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
