uint8_t if_out;
};
-static struct ipv4_l3fwd_em_route ipv4_l3fwd_em_route_array[] = {
- {{RTE_IPV4(101, 0, 0, 0), RTE_IPV4(100, 10, 0, 1), 101, 11, IPPROTO_TCP}, 0},
- {{RTE_IPV4(201, 0, 0, 0), RTE_IPV4(200, 20, 0, 1), 102, 12, IPPROTO_TCP}, 1},
- {{RTE_IPV4(111, 0, 0, 0), RTE_IPV4(100, 30, 0, 1), 101, 11, IPPROTO_TCP}, 2},
- {{RTE_IPV4(211, 0, 0, 0), RTE_IPV4(200, 40, 0, 1), 102, 12, IPPROTO_TCP}, 3},
+/* 198.18.0.0/16 are set aside for RFC2544 benchmarking (RFC5735).
+ * Use RFC863 Discard Protocol.
+ */
+static const struct ipv4_l3fwd_em_route ipv4_l3fwd_em_route_array[] = {
+ {{RTE_IPV4(198, 18, 0, 0), RTE_IPV4(198, 18, 0, 1), 9, 9, IPPROTO_UDP}, 0},
+ {{RTE_IPV4(198, 18, 1, 0), RTE_IPV4(198, 18, 1, 1), 9, 9, IPPROTO_UDP}, 1},
+ {{RTE_IPV4(198, 18, 2, 0), RTE_IPV4(198, 18, 2, 1), 9, 9, IPPROTO_UDP}, 2},
+ {{RTE_IPV4(198, 18, 3, 0), RTE_IPV4(198, 18, 3, 1), 9, 9, IPPROTO_UDP}, 3},
+ {{RTE_IPV4(198, 18, 4, 0), RTE_IPV4(198, 18, 4, 1), 9, 9, IPPROTO_UDP}, 4},
+ {{RTE_IPV4(198, 18, 5, 0), RTE_IPV4(198, 18, 5, 1), 9, 9, IPPROTO_UDP}, 5},
+ {{RTE_IPV4(198, 18, 6, 0), RTE_IPV4(198, 18, 6, 1), 9, 9, IPPROTO_UDP}, 6},
+ {{RTE_IPV4(198, 18, 7, 0), RTE_IPV4(198, 18, 7, 1), 9, 9, IPPROTO_UDP}, 7},
+ {{RTE_IPV4(198, 18, 8, 0), RTE_IPV4(198, 18, 8, 1), 9, 9, IPPROTO_UDP}, 8},
+ {{RTE_IPV4(198, 18, 9, 0), RTE_IPV4(198, 18, 9, 1), 9, 9, IPPROTO_UDP}, 9},
+ {{RTE_IPV4(198, 18, 10, 0), RTE_IPV4(198, 18, 10, 1), 9, 9, IPPROTO_UDP}, 10},
+ {{RTE_IPV4(198, 18, 11, 0), RTE_IPV4(198, 18, 11, 1), 9, 9, IPPROTO_UDP}, 11},
+ {{RTE_IPV4(198, 18, 12, 0), RTE_IPV4(198, 18, 12, 1), 9, 9, IPPROTO_UDP}, 12},
+ {{RTE_IPV4(198, 18, 13, 0), RTE_IPV4(198, 18, 13, 1), 9, 9, IPPROTO_UDP}, 13},
+ {{RTE_IPV4(198, 18, 14, 0), RTE_IPV4(198, 18, 14, 1), 9, 9, IPPROTO_UDP}, 14},
+ {{RTE_IPV4(198, 18, 15, 0), RTE_IPV4(198, 18, 15, 1), 9, 9, IPPROTO_UDP}, 15},
};
-static struct ipv6_l3fwd_em_route ipv6_l3fwd_em_route_array[] = {
- {{
- {0xfe, 0x80, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0x80, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 101, 11, IPPROTO_TCP}, 0},
-
- {{
- {0xfe, 0x90, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0x90, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 102, 12, IPPROTO_TCP}, 1},
-
- {{
- {0xfe, 0xa0, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0xa0, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 101, 11, IPPROTO_TCP}, 2},
-
- {{
- {0xfe, 0xb0, 0, 0, 0, 0, 0, 0, 0x02, 0x1e, 0x67, 0xff, 0xfe, 0, 0, 0},
- {0xfe, 0xb0, 0, 0, 0, 0, 0, 0, 0x02, 0x1b, 0x21, 0xff, 0xfe, 0x91, 0x38, 0x05},
- 102, 12, IPPROTO_TCP}, 3},
+/* 2001:0200::/48 is IANA reserved range for IPv6 benchmarking (RFC5180).
+ * Use RFC863 Discard Protocol.
+ */
+static const struct ipv6_l3fwd_em_route ipv6_l3fwd_em_route_array[] = {
+ {{{32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 0},
+ {{{32, 1, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 1},
+ {{{32, 1, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 2},
+ {{{32, 1, 2, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 3},
+ {{{32, 1, 2, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 4, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 4},
+ {{{32, 1, 2, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 5, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 5},
+ {{{32, 1, 2, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 6, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 6},
+ {{{32, 1, 2, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 7},
+ {{{32, 1, 2, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 8, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 8},
+ {{{32, 1, 2, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 9, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 9},
+ {{{32, 1, 2, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 10, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 10},
+ {{{32, 1, 2, 0, 0, 0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 11, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 11},
+ {{{32, 1, 2, 0, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 12, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 12},
+ {{{32, 1, 2, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 13, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 13},
+ {{{32, 1, 2, 0, 0, 0, 0, 14, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 14, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 14},
+ {{{32, 1, 2, 0, 0, 0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 0},
+ {32, 1, 2, 0, 0, 0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 1}, 9, 9, IPPROTO_UDP}, 15},
};
struct rte_hash *ipv4_l3fwd_em_lookup_struct[NB_SOCKETS];
#error No vector engine (SSE, NEON, ALTIVEC) available, check your toolchain
#endif
+/* Performing hash-based lookups. 8< */
static inline uint16_t
em_get_ipv4_dst_port(void *ipv4_hdr, uint16_t portid, void *lookup_struct)
{
ret = rte_hash_lookup(ipv4_l3fwd_lookup_struct, (const void *)&key);
return (ret < 0) ? portid : ipv4_l3fwd_out_if[ret];
}
+/* >8 End of performing hash-based lookups. */
static inline uint16_t
em_get_ipv6_dst_port(void *ipv6_hdr, uint16_t portid, void *lookup_struct)
(uint64_t)IPV6_L3FWD_EM_NUM_ROUTES);
}
-#define NUMBER_PORT_USED 4
+#define NUMBER_PORT_USED 16
static inline void
populate_ipv4_many_flow_into_table(const struct rte_hash *h,
unsigned int nr_flow)
ALL_32_BITS, ALL_32_BITS} };
for (i = 0; i < nr_flow; i++) {
+ uint8_t port = i % NUMBER_PORT_USED;
struct ipv4_l3fwd_em_route entry;
union ipv4_5tuple_host newkey;
- uint8_t a = (uint8_t)
- ((i/NUMBER_PORT_USED)%BYTE_VALUE_MAX);
- uint8_t b = (uint8_t)
- (((i/NUMBER_PORT_USED)/BYTE_VALUE_MAX)%BYTE_VALUE_MAX);
- uint8_t c = (uint8_t)
- ((i/NUMBER_PORT_USED)/(BYTE_VALUE_MAX*BYTE_VALUE_MAX));
+ uint8_t a = (uint8_t)((port + 1) % BYTE_VALUE_MAX);
/* Create the ipv4 exact match flow */
memset(&entry, 0, sizeof(entry));
- switch (i & (NUMBER_PORT_USED - 1)) {
- case 0:
- entry = ipv4_l3fwd_em_route_array[0];
- entry.key.ip_dst = RTE_IPV4(101, c, b, a);
- break;
- case 1:
- entry = ipv4_l3fwd_em_route_array[1];
- entry.key.ip_dst = RTE_IPV4(201, c, b, a);
- break;
- case 2:
- entry = ipv4_l3fwd_em_route_array[2];
- entry.key.ip_dst = RTE_IPV4(111, c, b, a);
- break;
- case 3:
- entry = ipv4_l3fwd_em_route_array[3];
- entry.key.ip_dst = RTE_IPV4(211, c, b, a);
- break;
- };
+ entry = ipv4_l3fwd_em_route_array[port];
+ entry.key.ip_dst = RTE_IPV4(198, 18, port, a);
convert_ipv4_5tuple(&entry.key, &newkey);
int32_t ret = rte_hash_add_key(h, (void *) &newkey);
mask2 = (rte_xmm_t){.u32 = {ALL_32_BITS, ALL_32_BITS, 0, 0} };
for (i = 0; i < nr_flow; i++) {
+ uint8_t port = i % NUMBER_PORT_USED;
struct ipv6_l3fwd_em_route entry;
union ipv6_5tuple_host newkey;
- uint8_t a = (uint8_t)
- ((i/NUMBER_PORT_USED)%BYTE_VALUE_MAX);
- uint8_t b = (uint8_t)
- (((i/NUMBER_PORT_USED)/BYTE_VALUE_MAX)%BYTE_VALUE_MAX);
- uint8_t c = (uint8_t)
- ((i/NUMBER_PORT_USED)/(BYTE_VALUE_MAX*BYTE_VALUE_MAX));
-
/* Create the ipv6 exact match flow */
memset(&entry, 0, sizeof(entry));
- switch (i & (NUMBER_PORT_USED - 1)) {
- case 0:
- entry = ipv6_l3fwd_em_route_array[0];
- break;
- case 1:
- entry = ipv6_l3fwd_em_route_array[1];
- break;
- case 2:
- entry = ipv6_l3fwd_em_route_array[2];
- break;
- case 3:
- entry = ipv6_l3fwd_em_route_array[3];
- break;
- };
- entry.key.ip_dst[13] = c;
- entry.key.ip_dst[14] = b;
- entry.key.ip_dst[15] = a;
+ entry = ipv6_l3fwd_em_route_array[port];
+ entry.key.ip_dst[15] = (port + 1) % BYTE_VALUE_MAX;
convert_ipv6_5tuple(&entry.key, &newkey);
int32_t ret = rte_hash_add_key(h, (void *) &newkey);
const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
US_PER_S * BURST_TX_DRAIN_US;
- prev_tsc = 0;
-
lcore_id = rte_lcore_id();
qconf = &lcore_conf[lcore_id];
- if (qconf->n_rx_queue == 0) {
+ const uint16_t n_rx_q = qconf->n_rx_queue;
+ const uint16_t n_tx_p = qconf->n_tx_port;
+ if (n_rx_q == 0) {
RTE_LOG(INFO, L3FWD, "lcore %u has nothing to do\n", lcore_id);
return 0;
}
RTE_LOG(INFO, L3FWD, "entering main loop on lcore %u\n", lcore_id);
- for (i = 0; i < qconf->n_rx_queue; i++) {
+ for (i = 0; i < n_rx_q; i++) {
portid = qconf->rx_queue_list[i].port_id;
queueid = qconf->rx_queue_list[i].queue_id;
lcore_id, portid, queueid);
}
- while (!force_quit) {
+ cur_tsc = rte_rdtsc();
+ prev_tsc = cur_tsc;
- cur_tsc = rte_rdtsc();
+ while (!force_quit) {
/*
* TX burst queue drain
diff_tsc = cur_tsc - prev_tsc;
if (unlikely(diff_tsc > drain_tsc)) {
- for (i = 0; i < qconf->n_tx_port; ++i) {
+ for (i = 0; i < n_tx_p; ++i) {
portid = qconf->tx_port_id[i];
if (qconf->tx_mbufs[portid].len == 0)
continue;
/*
* Read packet from RX queues
*/
- for (i = 0; i < qconf->n_rx_queue; ++i) {
+ for (i = 0; i < n_rx_q; ++i) {
portid = qconf->rx_queue_list[i].port_id;
queueid = qconf->rx_queue_list[i].queue_id;
nb_rx = rte_eth_rx_burst(portid, queueid, pkts_burst,
portid, qconf);
#endif
}
+
+ cur_tsc = rte_rdtsc();
}
return 0;
return 0;
}
-/*
- * Initialize exact match (hash) parameters.
- */
+/* Same eventdev loop for single and burst of vector */
+static __rte_always_inline void
+em_event_loop_vector(struct l3fwd_event_resources *evt_rsrc,
+ const uint8_t flags)
+{
+ const int event_p_id = l3fwd_get_free_event_port(evt_rsrc);
+ const uint8_t tx_q_id =
+ evt_rsrc->evq.event_q_id[evt_rsrc->evq.nb_queues - 1];
+ const uint8_t event_d_id = evt_rsrc->event_d_id;
+ const uint16_t deq_len = evt_rsrc->deq_depth;
+ struct rte_event events[MAX_PKT_BURST];
+ struct lcore_conf *lconf;
+ unsigned int lcore_id;
+ int i, nb_enq, nb_deq;
+
+ if (event_p_id < 0)
+ return;
+
+ lcore_id = rte_lcore_id();
+ lconf = &lcore_conf[lcore_id];
+
+ RTE_LOG(INFO, L3FWD, "entering %s on lcore %u\n", __func__, lcore_id);
+
+ while (!force_quit) {
+ /* Read events from RX queues */
+ nb_deq = rte_event_dequeue_burst(event_d_id, event_p_id, events,
+ deq_len, 0);
+ if (nb_deq == 0) {
+ rte_pause();
+ continue;
+ }
+
+ for (i = 0; i < nb_deq; i++) {
+ if (flags & L3FWD_EVENT_TX_ENQ) {
+ events[i].queue_id = tx_q_id;
+ events[i].op = RTE_EVENT_OP_FORWARD;
+ }
+
+#if defined RTE_ARCH_X86 || defined __ARM_NEON
+ l3fwd_em_process_event_vector(events[i].vec, lconf);
+#else
+ l3fwd_em_no_opt_process_event_vector(events[i].vec,
+ lconf);
+#endif
+ if (flags & L3FWD_EVENT_TX_DIRECT)
+ event_vector_txq_set(events[i].vec, 0);
+ }
+
+ if (flags & L3FWD_EVENT_TX_ENQ) {
+ nb_enq = rte_event_enqueue_burst(event_d_id, event_p_id,
+ events, nb_deq);
+ while (nb_enq < nb_deq && !force_quit)
+ nb_enq += rte_event_enqueue_burst(
+ event_d_id, event_p_id, events + nb_enq,
+ nb_deq - nb_enq);
+ }
+
+ if (flags & L3FWD_EVENT_TX_DIRECT) {
+ nb_enq = rte_event_eth_tx_adapter_enqueue(
+ event_d_id, event_p_id, events, nb_deq, 0);
+ while (nb_enq < nb_deq && !force_quit)
+ nb_enq += rte_event_eth_tx_adapter_enqueue(
+ event_d_id, event_p_id, events + nb_enq,
+ nb_deq - nb_enq, 0);
+ }
+ }
+}
+
+int __rte_noinline
+em_event_main_loop_tx_d_vector(__rte_unused void *dummy)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ em_event_loop_vector(evt_rsrc, L3FWD_EVENT_TX_DIRECT);
+ return 0;
+}
+
+int __rte_noinline
+em_event_main_loop_tx_d_burst_vector(__rte_unused void *dummy)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ em_event_loop_vector(evt_rsrc, L3FWD_EVENT_TX_DIRECT);
+ return 0;
+}
+
+int __rte_noinline
+em_event_main_loop_tx_q_vector(__rte_unused void *dummy)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ em_event_loop_vector(evt_rsrc, L3FWD_EVENT_TX_ENQ);
+ return 0;
+}
+
+int __rte_noinline
+em_event_main_loop_tx_q_burst_vector(__rte_unused void *dummy)
+{
+ struct l3fwd_event_resources *evt_rsrc = l3fwd_get_eventdev_rsrc();
+
+ em_event_loop_vector(evt_rsrc, L3FWD_EVENT_TX_ENQ);
+ return 0;
+}
+
+/* Initialize exact match (hash) parameters. 8< */
void
setup_hash(const int socketid)
{
}
}
}
+/* >8 End of initialization of hash parameters. */
/* Return ipv4/ipv6 em fwd lookup struct. */
void *