Confirming for 2.6.24-16-generic.
CPU get throttled, according to "grep MHz /sys/devices", but there's no
userspace interface.
$ cat /sys/devices/system/cpu/cpuidle/current_driver
acpi_idle
$ lsmod | grep cpu
cpufreq_powersave 2688 0
cpufreq_stats 7104 0
cpufreq_userspace 5284 0
cpufreq_ondemand 9740 1
cpufreq_conservative 8712 0
freq_table 5536 3 powernow_k8,cpufreq_stats,cpufreq_ondemand
$ dmesg | egrep 'cpu|power'
[ 39.675102] cpuidle: using governor ladder
[ 39.675150] cpuidle: using governor menu
[ 90.464446] powernow-k8: Found 1 AMD Athlon(tm) 64 Processor 3000+
processors (1 cpu cores) (version 2.20.00)
[ 90.464476] powernow-k8: 0 : fid 0xa (1800 MHz), vid 0x6
[ 90.464478] powernow-k8: 1 : fid 0x2 (1000 MHz), vid 0x12
** Changed in: linux (Ubuntu)
Importance: Undecided => Medium
Status: New => Triaged
** Summary changed:
- cpufreq dirs in /sys don't show up
+ cpufreq dirs in /sys don't show up anymore
--
cpufreq dirs in /sys don't show up anymore
https://bugs.launchpad.net/bugs/205087
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