AF2_IRQ_CLAIMED
set_bit(AF2_IRQ_CLAIMED, &a->flags2);
if (test_bit(AF2_IRQ_CLAIMED, &a->flags2))
if (test_bit(AF2_IRQ_CLAIMED, &a->flags2)) {
clear_bit(AF2_IRQ_CLAIMED, &a->flags2);
if (test_bit(AF2_IRQ_CLAIMED, &a->flags2)) {