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Re: Fedora Core 5 Test Update: kernel-2.6.17-1.2187_FC5



On Tue, Sep 12, 2006 at 02:42:12AM +0200, David Nielsen wrote:
 > > > which is currently breaking cpu scaling for me on Development
 > > 
 > > Hmmm...  I have an AMD64x2 3800+ that scales up to 2 GHz just fine under the 
 > > current rawhide kernel.
 > 
 > Very odd, I and a few others are seeing this, maybe something is loading
 > wrong modules on certain machines. I had to manually recompile the
 > kernel to make it stop locking it at the lowest setting (although I
 > managed to kill scaling as well but I'll take broken scaling at 2.2GHz
 > over broken scaling at 1GHz)

I've seen instances where ACPI limits the speed if the CPU is cooking itself,
which judging from the billions of messages about being unable to turn on
the fan, it might be..

I'm wondering if this is an ACPI regression.
I'll point the upstream ACPI people at the bug and see if they have clues.

	Dave


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