IRQTF_AFFINITY
if (!test_and_clear_bit(IRQTF_AFFINITY, &action->thread_flags))
set_bit(IRQTF_AFFINITY, &action->thread_flags);
set_bit(IRQTF_AFFINITY, &new->thread_flags);
set_bit(IRQTF_AFFINITY, &action->thread_flags);
set_bit(IRQTF_AFFINITY, &action->secondary->thread_flags);