VNET_RXRING_STARTED
rx_ringp->state |= VNET_RXRING_STARTED;
rx_ringp->state |= VNET_RXRING_STARTED;
rx_ringp->state |= VNET_RXRING_STARTED;
rx_ringp->state &= ~VNET_RXRING_STARTED;
rx_ringp->state &= ~VNET_RXRING_STARTED;
rx_ringp->state &= ~VNET_RXRING_STARTED;
if (rx_ringp->state & VNET_RXRING_STARTED) {