1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright(c) 2010-2014 Intel Corporation
11 #include <sys/queue.h>
16 #include <rte_common.h>
17 #include <rte_byteorder.h>
19 #include <rte_memory.h>
20 #include <rte_memcpy.h>
22 #include <rte_per_lcore.h>
23 #include <rte_launch.h>
24 #include <rte_cycles.h>
25 #include <rte_prefetch.h>
26 #include <rte_branch_prediction.h>
27 #include <rte_interrupts.h>
29 #include <rte_random.h>
30 #include <rte_debug.h>
31 #include <rte_ether.h>
32 #include <rte_ethdev.h>
34 #include <rte_mempool.h>
40 #include <rte_malloc.h>
45 app_main_loop_rx(void) {
49 RTE_LOG(INFO, USER1, "Core %u is doing RX\n", rte_lcore_id());
51 for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) {
54 n_mbufs = rte_eth_rx_burst(
58 app.burst_size_rx_read);
64 ret = rte_ring_sp_enqueue_bulk(
66 (void **) app.mbuf_rx.array,
73 app_main_loop_worker(void) {
74 struct app_mbuf_array *worker_mbuf;
77 RTE_LOG(INFO, USER1, "Core %u is doing work (no pipeline)\n",
80 worker_mbuf = rte_malloc_socket(NULL, sizeof(struct app_mbuf_array),
81 RTE_CACHE_LINE_SIZE, rte_socket_id());
82 if (worker_mbuf == NULL)
83 rte_panic("Worker thread: cannot allocate buffer space\n");
85 for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) {
88 ret = rte_ring_sc_dequeue_bulk(
90 (void **) worker_mbuf->array,
91 app.burst_size_worker_read,
98 ret = rte_ring_sp_enqueue_bulk(
100 (void **) worker_mbuf->array,
101 app.burst_size_worker_write,
108 app_main_loop_tx(void) {
111 RTE_LOG(INFO, USER1, "Core %u is doing TX\n", rte_lcore_id());
113 for (i = 0; ; i = ((i + 1) & (app.n_ports - 1))) {
114 uint16_t n_mbufs, n_pkts;
117 n_mbufs = app.mbuf_tx[i].n_mbufs;
119 ret = rte_ring_sc_dequeue_bulk(
121 (void **) &app.mbuf_tx[i].array[n_mbufs],
122 app.burst_size_tx_read,
128 n_mbufs += app.burst_size_tx_read;
130 if (n_mbufs < app.burst_size_tx_write) {
131 app.mbuf_tx[i].n_mbufs = n_mbufs;
135 n_pkts = rte_eth_tx_burst(
138 app.mbuf_tx[i].array,
141 if (n_pkts < n_mbufs) {
144 for (k = n_pkts; k < n_mbufs; k++) {
145 struct rte_mbuf *pkt_to_free;
147 pkt_to_free = app.mbuf_tx[i].array[k];
148 rte_pktmbuf_free(pkt_to_free);
152 app.mbuf_tx[i].n_mbufs = 0;