@@ -68,6 +68,7 @@ static struct cpuidle_driver intel_idle_driver = {
static int max_cstate = CPUIDLE_STATE_MAX - 1;
static unsigned int disabled_states_mask;
static unsigned int preferred_states_mask;
+static bool force_irq_on __read_mostly;
static struct cpuidle_device __percpu *intel_idle_cpuidle_devices;
@@ -1838,9 +1839,6 @@ static bool __init intel_idle_verify_cstate(unsigned int mwait_hint)
return true;
}
-static bool force_irq_on __read_mostly;
-module_param(force_irq_on, bool, 0444);
-
static void __init intel_idle_init_cstates_icpu(struct cpuidle_driver *drv)
{
int cstate;
@@ -2157,3 +2155,8 @@ MODULE_PARM_DESC(states_off, "Mask of disabled idle states");
*/
module_param_named(preferred_cstates, preferred_states_mask, uint, 0444);
MODULE_PARM_DESC(preferred_cstates, "Mask of preferred idle states");
+/*
+ * Debugging option that forces the driver to enter all C-states with
+ * interrupts enabled.
+ */
+module_param(force_irq_on, bool, 0444);