Confirmed on 4.2-RC1. Same workarounds still work. BTW I also checked on Fedora 22 which has kernel 4.0.4 (admittedly lesser version but) which means it's not Ubuntu specific anyhow.
** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed ** Tags removed: kernel-bug-exists-upstream-4.1.1 saucy trusty ** Tags added: kernel-bug-exists-upstream-4.2-rc1 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1255428 Title: 8086:0116 [Lenovo IdeaPad Z570] LCD brightness control keys and widget do not work on Intel Graphics To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1255428/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs