HWP_ENERGY_PERF_PREFERENCE  356 arch/x86/include/asm/msr-index.h #define HWP_ENERGY_PERF_PREFERENCE(x)	(((unsigned long long) x & 0xff) << 24)
HWP_ENERGY_PERF_PREFERENCE  585 tools/testing/selftests/kvm/include/x86_64/processor.h #define HWP_ENERGY_PERF_PREFERENCE(x)	(((unsigned long long) x & 0xff) << 24)