MSR_IA32_HWP_REQUEST_PKG
error = rdmsr_safe(MSR_IA32_HWP_REQUEST_PKG,
ret = WRMSR_ON_CPU(sc, MSR_IA32_HWP_REQUEST_PKG,
ret = wrmsr_safe(MSR_IA32_HWP_REQUEST_PKG, sc->req);
ret = wrmsr_safe(MSR_IA32_HWP_REQUEST_PKG, sc->req);