Extra Timer Interrup

[Rudi Lippert]

"Re: Extra Timer Interrup" (Peter Ganzhorn, Wednesday 06 June 2007 16:17):
> # cat /sys/devices/system/clocksource/clocksource0/available_clocksource
> hpet acpi_pm pit jiffies tsc
>
> # grep hpet /proc/timer_list
> Clock Event Device: hpet
>  set_next_event: hpet_legacy_next_event
>  set_mode:       hpet_legacy_set_mode
>
> I really like this stuff, my CPU goes into C3 for up to 80ms...
>
> Peter

This really is beautiful. Pentium-M 1400 with a patched 2.6.22-rc3 (I modified 
the 2.6.22-rc4-hrt2 with sed 's/-rc4/-rc3/g'). Now I'm down from about 50 wps 
to about 27. The cat and grep outputs look just like yours.
What I can't tell is whether I have ICH4 or ICH4M - how do I find out?
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