void
app_lcore_io(struct app_lcore_params_io *lp, uint32_t n_workers) {
uint32_t bsz_rx_rd = app.burst_size_io_rx_read;
uint32_t bsz_rx_wr = app.burst_size_io_rx_write;
uint32_t bsz_tx_rd = app.burst_size_io_tx_read;
uint32_t bsz_tx_wr = app.burst_size_io_tx_write;
app_lcore_io_rx(lp, n_workers, bsz_rx_rd, bsz_rx_wr);
app_lcore_io_tx(lp, n_workers, bsz_tx_rd, bsz_tx_wr);
#ifdef __linux__
app_lcore_io_tx_kni(lp, bsz_tx_wr);
#endif /* __linux__ */
}
void
app_lcore_main_loop_io(void *arg) {
uint32_t lcore = rte_lcore_id();
struct app_lcore_params_io *lp = &app.lcore_params[lcore].io;
uint32_t n_workers = app_get_lcores_worker();
uint64_t i = 0;
uint32_t bsz_rx_rd = app.burst_size_io_rx_read;
uint32_t bsz_rx_wr = app.burst_size_io_rx_write;
uint32_t bsz_tx_rd = app.burst_size_io_tx_read;
uint32_t bsz_tx_wr = app.burst_size_io_tx_write;
if (lp->rx.n_nic_queues > 0 && lp->tx.n_nic_ports == 0) {
/* receive loop */
for (;;) {
if (APP_LCORE_IO_FLUSH && (unlikely(i == APP_LCORE_IO_FLUSH))) {
if (rte_atomic32_read(&dpdk_stop) != 0) {
break;
}
app_lcore_io_rx_flush(lp, n_workers);
i = 0;
}
app_lcore_io_rx(lp, n_workers, bsz_rx_rd, bsz_rx_wr);
i++;
}
} else if (lp->rx.n_nic_queues == 0 && lp->tx.n_nic_ports > 0) {
/* transimit loop */
for (;;) {
if (APP_LCORE_IO_FLUSH && (unlikely(i == APP_LCORE_IO_FLUSH))) {
if (rte_atomic32_read(&dpdk_stop) != 0) {
break;
}
app_lcore_io_tx_flush(lp, arg);
i = 0;
}
app_lcore_io_tx(lp, n_workers, bsz_tx_rd, bsz_tx_wr);
#ifdef __linux__
app_lcore_io_tx_kni(lp, bsz_tx_wr);
#endif /* __linux__ */
i++;
}
} else {
for (;;) {
if (APP_LCORE_IO_FLUSH && (unlikely(i == APP_LCORE_IO_FLUSH))) {
if (rte_atomic32_read(&dpdk_stop) != 0) {
break;
}
app_lcore_io_rx_flush(lp, n_workers);
app_lcore_io_tx_flush(lp, arg);
i = 0;
}
app_lcore_io_rx(lp, n_workers, bsz_rx_rd, bsz_rx_wr);
app_lcore_io_tx(lp, n_workers, bsz_tx_rd, bsz_tx_wr);
#ifdef __linux__
app_lcore_io_tx_kni(lp, bsz_tx_wr);
#endif /* __linux__ */
i++;
}
}
/* cleanup */
if (likely(lp->tx.n_nic_ports > 0)) {
app_lcore_io_tx_cleanup(lp);
}
}
static void app_lcore_main_loop_io (void) {
uint32_t lcore = rte_lcore_id ();
struct app_lcore_params_io *lp = &app.lcore_params[lcore].io;
// uint32_t n_workers = app_get_lcores_worker();
uint64_t i = 0;
uint32_t bsz_rx_rd = app.burst_size_io_rx_read;
// uint32_t bsz_rx_wr = app.burst_size_io_rx_write;
// uint8_t pos_lb = app.pos_lb;
app_lcore_arp_tx_gratuitous (lp);
gettimeofday (&lp->tx.start_ewr, NULL);
if (bandWidthMeasureActive) { // only measure bw
while (likely (doloop)) {
if (likely (lp->rx.n_nic_queues > 0)) {
app_lcore_io_rx_bw (lp, bsz_rx_rd);
}
if (likely (lp->tx.n_nic_queues > 0)) {
app_lcore_io_tx_bw (lp, app.burst_size_io_tx_write);
}
i++;
}
} else if (bandWidthMeasure) { // only measure bw
while (likely (doloop)) {
if (likely (lp->rx.n_nic_queues > 0)) {
app_lcore_io_rx_bw (lp, bsz_rx_rd);
}
i++;
}
} else if (selectiveTS) { // measure bw & latency, performing a selective Timestamping
// Send a pkt-burst to fill output queues
app_lcore_io_tx_bw (lp, app.nic_tx_ring_size - 1);
while (likely (doloop)) {
if (likely (lp->rx.n_nic_queues > 0)) {
app_lcore_io_rx_sts (lp, bsz_rx_rd, app.burst_size_io_tx_write);
}
if (likely (lp->tx.n_nic_queues > 0)) {
app_lcore_io_tx_sts (lp, app.burst_size_io_tx_write);
}
i++;
}
} else if (trainFriends) {
while (likely (doloop)) {
if (likely (lp->rx.n_nic_queues > 0)) {
app_lcore_io_rx_sts (lp, bsz_rx_rd, trainFriends);
}
if (likely (lp->tx.n_nic_queues > 0)) {
app_lcore_io_tx_sts (lp, trainFriends);
if (trainSleep) {
hptl_waitns (trainSleep);
}
}
i++;
}
} else { // measure bw & latency, priorizing latency
*((uint16_t *)(icmppkt + idoffset)) = (TSIDTYPE)tspacketId;
while (likely (doloop)) {
if (likely (lp->rx.n_nic_queues > 0)) {
app_lcore_io_rx (lp, bsz_rx_rd);
}
if (likely (lp->tx.n_nic_queues > 0)) {
app_lcore_io_tx (lp);
}
i++;
}
}
}
