IXGBE_QUEUE_HUNG
if ((processed == 0) && (txr->busy != IXGBE_QUEUE_HUNG))
if (que->busy == IXGBE_QUEUE_HUNG) {
que->txr->busy = IXGBE_QUEUE_HUNG;
if (que->busy == IXGBE_QUEUE_HUNG) {
que->txr->busy = IXGBE_QUEUE_HUNG;