bug repport: -r argument don't work

Hello.

With his (x4) cpu:

http://www.priceminister.com/offer/buy/94285364/processeur-1-x-amd-phenom-ii-x4-945-3-ghz-null.html

on this mother board:

http://www.asrock.com/mb/overview.fr.asp?Model=N68C-S%20UCC&cat=Specifications

-r argument don't work.

for example:
cpufreq-set -r -g performance

set performance only on cpu0, i need to set to all other cpu one by one.

See you.

damien