CURCPU_IDLE_P
KASSERT(CURCPU_IDLE_P());
idle = CURCPU_IDLE_P();
if (CURCPU_IDLE_P()) {
KASSERT(!CURCPU_IDLE_P());
if (__predict_false(CURCPU_IDLE_P()))
return cold || (doing_shutdown && (panicstr || CURCPU_IDLE_P()));