Ubuntu
linux-source-2.6.22 package

  1. Bug #124642
  2. Comment #1

Comment 1 for bug 124642

Revision history for this message
Tim Hull (thully) wrote :

The instructions to limit ACPI power states (in particular limiting them to C1 and C2) at

http://www.thinkwiki.org/wiki/Problem_with_high_pitch_noises#Affected_Operating_Systems

seems to work around the issue. Dunno if there is a way to enable this for afflicted systems only...