Just got a new kernel on 12.10, and backlight control is lost.
$ uname -a Linux sputnik 3.5.0-39-generic #60-Ubuntu SMP Tue Aug 13 18:33:05 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
Just got a new kernel on 12.10, and backlight control is lost.
$ uname -a
Linux sputnik 3.5.0-39-generic #60-Ubuntu SMP Tue Aug 13 18:33:05 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux