Re: Machine no longer enters C3 on 2.6.11-rc1-bk

Pavel Machek
2005-01-20T11:06:28Z

Hi!

> > bus master activity: is changing all the time, mostly 555555555 and
> > aaaaaaa, and cpu refuses to enter C3 for obvious reasons. I compiled
> > out USB and sound... Does anybody else see the same problem?
> >
>
> I did notice too that it was never in C3 apart from a bit right at the
> beginning, since 2.6.10. It has always been like that up to 2.6.6, became
> better from 2.6.7 (but had other problems with that).
>
> Fred
>
> P.S. I didn't check bus master activity. How do you do that?

can you try to kill all bm_activity++ things in
drivers/acpi/processor.c and see what it does to your power
consumption. (Warning: it may do bad stuff to your performance).