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    SubjectRe: [PATCH] powernow-k8: depend on acpi-processor for SMP systems
    On Thu, May 17, 2007 at 02:13:42PM -0400, Len Brown wrote:

    > > Index: linux/arch/i386/kernel/cpu/cpufreq/Kconfig
    > > ===================================================================
    > > --- linux.orig/arch/i386/kernel/cpu/cpufreq/Kconfig
    > > +++ linux/arch/i386/kernel/cpu/cpufreq/Kconfig
    > > @@ -81,6 +81,7 @@ config X86_POWERNOW_K7_ACPI
    > > config X86_POWERNOW_K8
    > > tristate "AMD Opteron/Athlon64 PowerNow!"
    > > select CPU_FREQ_TABLE
    > > + select ACPI_PROCESSOR if SMP
    > > depends on EXPERIMENTAL
    > > help
    > > This adds the CPUFreq driver for mobile AMD Opteron/Athlon64 processors.
    >
    > Unfortunately this patch will not actually enable ACPI_PROCESSOR in
    > the SMP=y ACPI=n case. "select" doesn't work for targets that
    > have dependencies.

    I don't think we can fix this perfectly tbh, but the above at
    least gets us close for the majority of users.

    Are there many x86-64 users that don't enable acpi ?

    Dave

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