Hi, I think I have at least found a workaround (after someone else pushed me in the right direction): if you do
sudo su echo enable,0xffffff > /proc/acpi/ibm/hotkey both buttons generate acpi events and show the OSD. But now: how to make it permanent? -- Brightness up not generating ACPI event on Thinkpad T43p, T42, X31, X40 https://bugs.launchpad.net/bugs/222796 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
