[CPUFREQ] powernow-k8: Avoid Pstate MSR accesses on systems supporting CPB
Due to CPB we can't directly map SW Pstates to Pstate MSRs. Get rid of the paranoia check. (assuming that the ACPI Pstate information is correct.) Signed-off-by: NAndreas Herrmann <andreas.herrmann3@amd.com> Signed-off-by: NDave Jones <davej@redhat.com>
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