Ubuntu
acpid package

  1. Bug #261721
  2. Comment #16

Comment 16 for bug 261721

Revision history for this message
Stephen Gibson (stevieg-livejournal) wrote : Re: X never sees brightness key release events

Confirming as well for Dell Latitude D610

Fn+Up/fn+Down will trigger the BIOS to change the brightness, but it locks up X to all keyboard input and some mouse events.