The patched kernel posted in the comments of bug #554569 appears to correct this problem when one switches back to the default of no xorg.conf, and does not use xforcevesa or i915.modeset=0 in grub.
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/554569/comments/45 -- Cannot change screen brightness on Thinkpad X201 https://bugs.launchpad.net/bugs/584635 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
