On Thursday, 9 of October 2008, Pavel Machek wrote:
> Hi!
>
> On 2.6.27-rc8 on via/fic subnotebook, throttling seems to be broken. I
> can do echo 15 > /proc/acpi/processor/*/throttling, and proc file
> reflects new value, but cpu still runs at same speed.
>
> It worked on opensuse11/sled10 kernels at least...

Any chance to check 2.6.26.x on that?

Thanks,
Rafael
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On Thu, 2008-10-09 at 23:27 +0200, Rafael J. Wysocki wrote:
> On Thursday, 9 of October 2008, Pavel Machek wrote:
> > Hi!
> >
> > On 2.6.27-rc8 on via/fic subnotebook, throttling seems to be broken. I
> > can do echo 15 > /proc/acpi/processor/*/throttling, and proc file
> > reflects new value, but cpu still runs at same speed.
> >
> > It worked on opensuse11/sled10 kernels at least...
After echo 15 > /proc/acpi/processor/*/throttling, what T-state is
displayed by cat /proc/acpi/processor/*/throttling?

If you do the above test on the 2.6.26.x kernel, what T-state is
displayed ?
Thanks.
>
> Any chance to check 2.6.26.x on that?
>
> Thanks,
> Rafael
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On Thu 2008-10-09 23:27:25, Rafael J. Wysocki wrote:
> On Thursday, 9 of October 2008, Pavel Machek wrote:
> > Hi!
> >
> > On 2.6.27-rc8 on via/fic subnotebook, throttling seems to be broken. I
> > can do echo 15 > /proc/acpi/processor/*/throttling, and proc file
> > reflects new value, but cpu still runs at same speed.
> >
> > It worked on opensuse11/sled10 kernels at least...
>
> Any chance to check 2.6.26.x on that?

2.6.26 seems to be okay, and my thinkpad seems to be okay, too...
Pavel
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On Fri 2008-10-10 09:12:05, Zhao Yakui wrote:
> On Thu, 2008-10-09 at 23:27 +0200, Rafael J. Wysocki wrote:
> > On Thursday, 9 of October 2008, Pavel Machek wrote:
> > > Hi!
> > >
> > > On 2.6.27-rc8 on via/fic subnotebook, throttling seems to be broken. I
> > > can do echo 15 > /proc/acpi/processor/*/throttling, and proc file
> > > reflects new value, but cpu still runs at same speed.
> > >
> > > It worked on opensuse11/sled10 kernels at least...
> After echo 15 > /proc/acpi/processor/*/throttling, what T-state is
> displayed by cat /proc/acpi/processor/*/throttling?

IIRC that worked correctly. I.e. "*" moved to T15.

> If you do the above test on the 2.6.26.x kernel, what T-state is
> displayed ?

Throttling seems to work there and T15 is correctly marked by "*".

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