diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index ebe8506ba285c79ca1f2e47374463993052f8110..937667065d31ad15d023e9f22d97f4f92bef92d4 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -534,6 +534,9 @@ static void __init intel_pstate_sysfs_expose_params(void) static void intel_pstate_hwp_enable(struct cpudata *cpudata) { + /* First disable HWP notification interrupt as we don't process them */ + wrmsrl_on_cpu(cpudata->cpu, MSR_HWP_INTERRUPT, 0x00); + wrmsrl_on_cpu(cpudata->cpu, MSR_PM_ENABLE, 0x1); }