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    Subject[patch 0/2] Support for IA32_ENERGY_PERF_BIAS MSR - v2
    There is a new hardware feature, which lets system software to set
    Energy Performance Preference. This is a opaque knob in the form of
    IA32_ENERGY_PERF_BIAS MSR, which has a 4 bit Energy Performance
    Preference Hint.

    The support for this feature is indicated by CPUID.06H.ECX.bit3. Refer to
    Intel Architectures Software Developer's Manual for more info.

    Signed-off-by: Venkatesh Pallipadi <>

    Modification from first version - Revised kernel parameter documentation.


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