getting the same behavior on an R40. R40-2722 with pentium-m 1.7Ghz, using acpi.
I've taken to killing the thinkpad-keys process after startup. All the buttons continue working with including osd for volume control, access- ibm, brightness, thinklight, etc. (I'm using kde). -- thinkpad-keys on ThinkPad X60* uses a large amount of CPU https://launchpad.net/bugs/45404 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs