VNET_TX_RING_SIZE
txi = VNET_TX_RING_SIZE - 1;
dr->prod = (dr->prod + 1) & (VNET_TX_RING_SIZE - 1);
for (i = 0; i < VNET_TX_RING_SIZE; i++) {
len = VNET_TX_RING_SIZE * elen;
dr->num_entries = VNET_TX_RING_SIZE;
dr->pending = VNET_TX_RING_SIZE;
for (i = 0; i < VNET_TX_RING_SIZE; ++i) {
return vio_dring_avail(dr, VNET_TX_RING_SIZE);
for (i = 0; i < VNET_TX_RING_SIZE; ++i) {
struct vnet_tx_entry tx_bufs[VNET_TX_RING_SIZE];