- qconf->tx_mbufs[port].len = len;
- return 0;
-}
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
-static inline __attribute__((always_inline)) void
-send_packetsx4(struct lcore_conf *qconf, uint8_t port,
- struct rte_mbuf *m[], uint32_t num)
-{
- uint32_t len, j, n;
-
- len = qconf->tx_mbufs[port].len;
-
- /*
- * If TX buffer for that queue is empty, and we have enough packets,
- * then send them straightway.
- */
- if (num >= MAX_TX_BURST && len == 0) {
- n = rte_eth_tx_burst(port, qconf->tx_queue_id[port], m, num);
- if (unlikely(n < num)) {
- do {
- rte_pktmbuf_free(m[n]);
- } while (++n < num);
- }
- return;
- }
-
- /*
- * Put packets into TX buffer for that queue.
- */
-
- n = len + num;
- n = (n > MAX_PKT_BURST) ? MAX_PKT_BURST - len : num;
-
- j = 0;
- switch (n % FWDSTEP) {
- while (j < n) {
- case 0:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- case 3:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- case 2:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- case 1:
- qconf->tx_mbufs[port].m_table[len + j] = m[j];
- j++;
- }
- }
-
- len += n;
-
- /* enough pkts to be sent */
- if (unlikely(len == MAX_PKT_BURST)) {
-
- send_burst(qconf, MAX_PKT_BURST, port);
-
- /* copy rest of the packets into the TX buffer. */
- len = num - n;
- j = 0;
- switch (len % FWDSTEP) {
- while (j < len) {
- case 0:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- case 3:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- case 2:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- case 1:
- qconf->tx_mbufs[port].m_table[j] = m[n + j];
- j++;
- }
- }
- }
-
- qconf->tx_mbufs[port].len = len;
-}
-#endif /* APP_LOOKUP_LPM */
-
-#ifdef DO_RFC_1812_CHECKS
-static inline int
-is_valid_ipv4_pkt(struct ipv4_hdr *pkt, uint32_t link_len)
-{
- /* From http://www.rfc-editor.org/rfc/rfc1812.txt section 5.2.2 */
- /*
- * 1. The packet length reported by the Link Layer must be large
- * enough to hold the minimum length legal IP datagram (20 bytes).
- */
- if (link_len < sizeof(struct ipv4_hdr))
- return -1;
-
- /* 2. The IP checksum must be correct. */
- /* this is checked in H/W */
-
- /*
- * 3. The IP version number must be 4. If the version number is not 4
- * then the packet may be another version of IP, such as IPng or
- * ST-II.
- */
- if (((pkt->version_ihl) >> 4) != 4)
- return -3;
- /*
- * 4. The IP header length field must be large enough to hold the
- * minimum length legal IP datagram (20 bytes = 5 words).
- */
- if ((pkt->version_ihl & 0xf) < 5)
- return -4;
-
- /*
- * 5. The IP total length field must be large enough to hold the IP
- * datagram header, whose length is specified in the IP header length
- * field.
- */
- if (rte_cpu_to_be_16(pkt->total_length) < sizeof(struct ipv4_hdr))
- return -5;
-
- return 0;
-}
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH)
-
-static __m128i mask0;
-static __m128i mask1;
-static __m128i mask2;
-static inline uint8_t
-get_ipv4_dst_port(void *ipv4_hdr, uint8_t portid, lookup_struct_t * ipv4_l3fwd_lookup_struct)
-{
- int ret = 0;
- union ipv4_5tuple_host key;
-
- ipv4_hdr = (uint8_t *)ipv4_hdr + offsetof(struct ipv4_hdr, time_to_live);
- __m128i data = _mm_loadu_si128((__m128i*)(ipv4_hdr));
- /* Get 5 tuple: dst port, src port, dst IP address, src IP address and protocol */
- key.xmm = _mm_and_si128(data, mask0);
- /* Find destination port */
- ret = rte_hash_lookup(ipv4_l3fwd_lookup_struct, (const void *)&key);
- return (uint8_t)((ret < 0)? portid : ipv4_l3fwd_out_if[ret]);
-}
-
-static inline uint8_t
-get_ipv6_dst_port(void *ipv6_hdr, uint8_t portid, lookup_struct_t * ipv6_l3fwd_lookup_struct)
-{
- int ret = 0;
- union ipv6_5tuple_host key;
-
- ipv6_hdr = (uint8_t *)ipv6_hdr + offsetof(struct ipv6_hdr, payload_len);
- __m128i data0 = _mm_loadu_si128((__m128i*)(ipv6_hdr));
- __m128i data1 = _mm_loadu_si128((__m128i*)(((uint8_t*)ipv6_hdr)+sizeof(__m128i)));
- __m128i data2 = _mm_loadu_si128((__m128i*)(((uint8_t*)ipv6_hdr)+sizeof(__m128i)+sizeof(__m128i)));
- /* Get part of 5 tuple: src IP address lower 96 bits and protocol */
- key.xmm[0] = _mm_and_si128(data0, mask1);
- /* Get part of 5 tuple: dst IP address lower 96 bits and src IP address higher 32 bits */
- key.xmm[1] = data1;
- /* Get part of 5 tuple: dst port and src port and dst IP address higher 32 bits */
- key.xmm[2] = _mm_and_si128(data2, mask2);
-
- /* Find destination port */
- ret = rte_hash_lookup(ipv6_l3fwd_lookup_struct, (const void *)&key);
- return (uint8_t)((ret < 0)? portid : ipv6_l3fwd_out_if[ret]);
-}
-#endif
-
-#if (APP_LOOKUP_METHOD == APP_LOOKUP_LPM)
-
-static inline uint8_t
-get_ipv4_dst_port(void *ipv4_hdr, uint8_t portid, lookup_struct_t * ipv4_l3fwd_lookup_struct)
-{
- uint8_t next_hop;
-
- return (uint8_t) ((rte_lpm_lookup(ipv4_l3fwd_lookup_struct,
- rte_be_to_cpu_32(((struct ipv4_hdr *)ipv4_hdr)->dst_addr),
- &next_hop) == 0) ? next_hop : portid);
-}
-
-static inline uint8_t
-get_ipv6_dst_port(void *ipv6_hdr, uint8_t portid, lookup6_struct_t * ipv6_l3fwd_lookup_struct)
-{
- uint8_t next_hop;
- return (uint8_t) ((rte_lpm6_lookup(ipv6_l3fwd_lookup_struct,
- ((struct ipv6_hdr*)ipv6_hdr)->dst_addr, &next_hop) == 0)?
- next_hop : portid);
-}
-#endif
-
-static inline void l3fwd_simple_forward(struct rte_mbuf *m, uint8_t portid,
- struct lcore_conf *qconf) __attribute__((unused));
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_EXACT_MATCH) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
-
-#define MASK_ALL_PKTS 0xff
-#define EXCLUDE_1ST_PKT 0xfe
-#define EXCLUDE_2ND_PKT 0xfd
-#define EXCLUDE_3RD_PKT 0xfb
-#define EXCLUDE_4TH_PKT 0xf7
-#define EXCLUDE_5TH_PKT 0xef
-#define EXCLUDE_6TH_PKT 0xdf
-#define EXCLUDE_7TH_PKT 0xbf
-#define EXCLUDE_8TH_PKT 0x7f
-
-static inline void
-simple_ipv4_fwd_8pkts(struct rte_mbuf *m[8], uint8_t portid, struct lcore_conf *qconf)
-{
- struct ether_hdr *eth_hdr[8];
- struct ipv4_hdr *ipv4_hdr[8];
- uint8_t dst_port[8];
- int32_t ret[8];
- union ipv4_5tuple_host key[8];
- __m128i data[8];
-
- eth_hdr[0] = rte_pktmbuf_mtod(m[0], struct ether_hdr *);
- eth_hdr[1] = rte_pktmbuf_mtod(m[1], struct ether_hdr *);
- eth_hdr[2] = rte_pktmbuf_mtod(m[2], struct ether_hdr *);
- eth_hdr[3] = rte_pktmbuf_mtod(m[3], struct ether_hdr *);
- eth_hdr[4] = rte_pktmbuf_mtod(m[4], struct ether_hdr *);
- eth_hdr[5] = rte_pktmbuf_mtod(m[5], struct ether_hdr *);
- eth_hdr[6] = rte_pktmbuf_mtod(m[6], struct ether_hdr *);
- eth_hdr[7] = rte_pktmbuf_mtod(m[7], struct ether_hdr *);
-
- /* Handle IPv4 headers.*/
- ipv4_hdr[0] = rte_pktmbuf_mtod_offset(m[0], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[1] = rte_pktmbuf_mtod_offset(m[1], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[2] = rte_pktmbuf_mtod_offset(m[2], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[3] = rte_pktmbuf_mtod_offset(m[3], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[4] = rte_pktmbuf_mtod_offset(m[4], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[5] = rte_pktmbuf_mtod_offset(m[5], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[6] = rte_pktmbuf_mtod_offset(m[6], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
- ipv4_hdr[7] = rte_pktmbuf_mtod_offset(m[7], struct ipv4_hdr *,
- sizeof(struct ether_hdr));
-
-#ifdef DO_RFC_1812_CHECKS
- /* Check to make sure the packet is valid (RFC1812) */
- uint8_t valid_mask = MASK_ALL_PKTS;
- if (is_valid_ipv4_pkt(ipv4_hdr[0], m[0]->pkt_len) < 0) {
- rte_pktmbuf_free(m[0]);
- valid_mask &= EXCLUDE_1ST_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[1], m[1]->pkt_len) < 0) {
- rte_pktmbuf_free(m[1]);
- valid_mask &= EXCLUDE_2ND_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[2], m[2]->pkt_len) < 0) {
- rte_pktmbuf_free(m[2]);
- valid_mask &= EXCLUDE_3RD_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[3], m[3]->pkt_len) < 0) {
- rte_pktmbuf_free(m[3]);
- valid_mask &= EXCLUDE_4TH_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[4], m[4]->pkt_len) < 0) {
- rte_pktmbuf_free(m[4]);
- valid_mask &= EXCLUDE_5TH_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[5], m[5]->pkt_len) < 0) {
- rte_pktmbuf_free(m[5]);
- valid_mask &= EXCLUDE_6TH_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[6], m[6]->pkt_len) < 0) {
- rte_pktmbuf_free(m[6]);
- valid_mask &= EXCLUDE_7TH_PKT;
- }
- if (is_valid_ipv4_pkt(ipv4_hdr[7], m[7]->pkt_len) < 0) {
- rte_pktmbuf_free(m[7]);
- valid_mask &= EXCLUDE_8TH_PKT;
- }
- if (unlikely(valid_mask != MASK_ALL_PKTS)) {
- if (valid_mask == 0){
- return;
- } else {
- uint8_t i = 0;
- for (i = 0; i < 8; i++) {
- if ((0x1 << i) & valid_mask) {
- l3fwd_simple_forward(m[i], portid, qconf);
- }
- }
- return;
- }
- }
-#endif // End of #ifdef DO_RFC_1812_CHECKS
-
- data[0] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[0], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[1] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[1], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[2] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[2], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[3] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[3], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[4] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[4], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[5] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[5], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[6] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[6], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
- data[7] = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m[7], __m128i *,
- sizeof(struct ether_hdr) +
- offsetof(struct ipv4_hdr, time_to_live)));
-
- key[0].xmm = _mm_and_si128(data[0], mask0);
- key[1].xmm = _mm_and_si128(data[1], mask0);
- key[2].xmm = _mm_and_si128(data[2], mask0);
- key[3].xmm = _mm_and_si128(data[3], mask0);
- key[4].xmm = _mm_and_si128(data[4], mask0);
- key[5].xmm = _mm_and_si128(data[5], mask0);
- key[6].xmm = _mm_and_si128(data[6], mask0);
- key[7].xmm = _mm_and_si128(data[7], mask0);
-
- const void *key_array[8] = {&key[0], &key[1], &key[2], &key[3],
- &key[4], &key[5], &key[6], &key[7]};
-
- rte_hash_lookup_multi(qconf->ipv4_lookup_struct, &key_array[0], 8, ret);
- dst_port[0] = (uint8_t) ((ret[0] < 0) ? portid : ipv4_l3fwd_out_if[ret[0]]);
- dst_port[1] = (uint8_t) ((ret[1] < 0) ? portid : ipv4_l3fwd_out_if[ret[1]]);
- dst_port[2] = (uint8_t) ((ret[2] < 0) ? portid : ipv4_l3fwd_out_if[ret[2]]);
- dst_port[3] = (uint8_t) ((ret[3] < 0) ? portid : ipv4_l3fwd_out_if[ret[3]]);
- dst_port[4] = (uint8_t) ((ret[4] < 0) ? portid : ipv4_l3fwd_out_if[ret[4]]);
- dst_port[5] = (uint8_t) ((ret[5] < 0) ? portid : ipv4_l3fwd_out_if[ret[5]]);
- dst_port[6] = (uint8_t) ((ret[6] < 0) ? portid : ipv4_l3fwd_out_if[ret[6]]);
- dst_port[7] = (uint8_t) ((ret[7] < 0) ? portid : ipv4_l3fwd_out_if[ret[7]]);
-
- if (dst_port[0] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[0]) == 0)
- dst_port[0] = portid;
- if (dst_port[1] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[1]) == 0)
- dst_port[1] = portid;
- if (dst_port[2] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[2]) == 0)
- dst_port[2] = portid;
- if (dst_port[3] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[3]) == 0)
- dst_port[3] = portid;
- if (dst_port[4] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[4]) == 0)
- dst_port[4] = portid;
- if (dst_port[5] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[5]) == 0)
- dst_port[5] = portid;
- if (dst_port[6] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[6]) == 0)
- dst_port[6] = portid;
- if (dst_port[7] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[7]) == 0)
- dst_port[7] = portid;
-
-#ifdef DO_RFC_1812_CHECKS
- /* Update time to live and header checksum */
- --(ipv4_hdr[0]->time_to_live);
- --(ipv4_hdr[1]->time_to_live);
- --(ipv4_hdr[2]->time_to_live);
- --(ipv4_hdr[3]->time_to_live);
- ++(ipv4_hdr[0]->hdr_checksum);
- ++(ipv4_hdr[1]->hdr_checksum);
- ++(ipv4_hdr[2]->hdr_checksum);
- ++(ipv4_hdr[3]->hdr_checksum);
- --(ipv4_hdr[4]->time_to_live);
- --(ipv4_hdr[5]->time_to_live);
- --(ipv4_hdr[6]->time_to_live);
- --(ipv4_hdr[7]->time_to_live);
- ++(ipv4_hdr[4]->hdr_checksum);
- ++(ipv4_hdr[5]->hdr_checksum);
- ++(ipv4_hdr[6]->hdr_checksum);
- ++(ipv4_hdr[7]->hdr_checksum);
-#endif
-
- /* dst addr */
- *(uint64_t *)ð_hdr[0]->d_addr = dest_eth_addr[dst_port[0]];
- *(uint64_t *)ð_hdr[1]->d_addr = dest_eth_addr[dst_port[1]];
- *(uint64_t *)ð_hdr[2]->d_addr = dest_eth_addr[dst_port[2]];
- *(uint64_t *)ð_hdr[3]->d_addr = dest_eth_addr[dst_port[3]];
- *(uint64_t *)ð_hdr[4]->d_addr = dest_eth_addr[dst_port[4]];
- *(uint64_t *)ð_hdr[5]->d_addr = dest_eth_addr[dst_port[5]];
- *(uint64_t *)ð_hdr[6]->d_addr = dest_eth_addr[dst_port[6]];
- *(uint64_t *)ð_hdr[7]->d_addr = dest_eth_addr[dst_port[7]];
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port[0]], ð_hdr[0]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[1]], ð_hdr[1]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[2]], ð_hdr[2]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[3]], ð_hdr[3]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[4]], ð_hdr[4]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[5]], ð_hdr[5]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[6]], ð_hdr[6]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[7]], ð_hdr[7]->s_addr);
-
- send_single_packet(m[0], (uint8_t)dst_port[0]);
- send_single_packet(m[1], (uint8_t)dst_port[1]);
- send_single_packet(m[2], (uint8_t)dst_port[2]);
- send_single_packet(m[3], (uint8_t)dst_port[3]);
- send_single_packet(m[4], (uint8_t)dst_port[4]);
- send_single_packet(m[5], (uint8_t)dst_port[5]);
- send_single_packet(m[6], (uint8_t)dst_port[6]);
- send_single_packet(m[7], (uint8_t)dst_port[7]);
-
-}
-
-static inline void get_ipv6_5tuple(struct rte_mbuf* m0, __m128i mask0, __m128i mask1,
- union ipv6_5tuple_host * key)
-{
- __m128i tmpdata0 = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m0, __m128i *, sizeof(struct ether_hdr) + offsetof(struct ipv6_hdr, payload_len)));
- __m128i tmpdata1 = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m0, __m128i *, sizeof(struct ether_hdr) + offsetof(struct ipv6_hdr, payload_len) + sizeof(__m128i)));
- __m128i tmpdata2 = _mm_loadu_si128(rte_pktmbuf_mtod_offset(m0, __m128i *, sizeof(struct ether_hdr) + offsetof(struct ipv6_hdr, payload_len) + sizeof(__m128i) + sizeof(__m128i)));
- key->xmm[0] = _mm_and_si128(tmpdata0, mask0);
- key->xmm[1] = tmpdata1;
- key->xmm[2] = _mm_and_si128(tmpdata2, mask1);
- return;
-}
-
-static inline void
-simple_ipv6_fwd_8pkts(struct rte_mbuf *m[8], uint8_t portid, struct lcore_conf *qconf)
-{
- struct ether_hdr *eth_hdr[8];
- __attribute__((unused)) struct ipv6_hdr *ipv6_hdr[8];
- uint8_t dst_port[8];
- int32_t ret[8];
- union ipv6_5tuple_host key[8];
-
- eth_hdr[0] = rte_pktmbuf_mtod(m[0], struct ether_hdr *);
- eth_hdr[1] = rte_pktmbuf_mtod(m[1], struct ether_hdr *);
- eth_hdr[2] = rte_pktmbuf_mtod(m[2], struct ether_hdr *);
- eth_hdr[3] = rte_pktmbuf_mtod(m[3], struct ether_hdr *);
- eth_hdr[4] = rte_pktmbuf_mtod(m[4], struct ether_hdr *);
- eth_hdr[5] = rte_pktmbuf_mtod(m[5], struct ether_hdr *);
- eth_hdr[6] = rte_pktmbuf_mtod(m[6], struct ether_hdr *);
- eth_hdr[7] = rte_pktmbuf_mtod(m[7], struct ether_hdr *);
-
- /* Handle IPv6 headers.*/
- ipv6_hdr[0] = rte_pktmbuf_mtod_offset(m[0], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[1] = rte_pktmbuf_mtod_offset(m[1], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[2] = rte_pktmbuf_mtod_offset(m[2], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[3] = rte_pktmbuf_mtod_offset(m[3], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[4] = rte_pktmbuf_mtod_offset(m[4], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[5] = rte_pktmbuf_mtod_offset(m[5], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[6] = rte_pktmbuf_mtod_offset(m[6], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
- ipv6_hdr[7] = rte_pktmbuf_mtod_offset(m[7], struct ipv6_hdr *,
- sizeof(struct ether_hdr));
-
- get_ipv6_5tuple(m[0], mask1, mask2, &key[0]);
- get_ipv6_5tuple(m[1], mask1, mask2, &key[1]);
- get_ipv6_5tuple(m[2], mask1, mask2, &key[2]);
- get_ipv6_5tuple(m[3], mask1, mask2, &key[3]);
- get_ipv6_5tuple(m[4], mask1, mask2, &key[4]);
- get_ipv6_5tuple(m[5], mask1, mask2, &key[5]);
- get_ipv6_5tuple(m[6], mask1, mask2, &key[6]);
- get_ipv6_5tuple(m[7], mask1, mask2, &key[7]);
-
- const void *key_array[8] = {&key[0], &key[1], &key[2], &key[3],
- &key[4], &key[5], &key[6], &key[7]};
-
- rte_hash_lookup_multi(qconf->ipv6_lookup_struct, &key_array[0], 8, ret);
- dst_port[0] = (uint8_t) ((ret[0] < 0) ? portid:ipv6_l3fwd_out_if[ret[0]]);
- dst_port[1] = (uint8_t) ((ret[1] < 0) ? portid:ipv6_l3fwd_out_if[ret[1]]);
- dst_port[2] = (uint8_t) ((ret[2] < 0) ? portid:ipv6_l3fwd_out_if[ret[2]]);
- dst_port[3] = (uint8_t) ((ret[3] < 0) ? portid:ipv6_l3fwd_out_if[ret[3]]);
- dst_port[4] = (uint8_t) ((ret[4] < 0) ? portid:ipv6_l3fwd_out_if[ret[4]]);
- dst_port[5] = (uint8_t) ((ret[5] < 0) ? portid:ipv6_l3fwd_out_if[ret[5]]);
- dst_port[6] = (uint8_t) ((ret[6] < 0) ? portid:ipv6_l3fwd_out_if[ret[6]]);
- dst_port[7] = (uint8_t) ((ret[7] < 0) ? portid:ipv6_l3fwd_out_if[ret[7]]);
-
- if (dst_port[0] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[0]) == 0)
- dst_port[0] = portid;
- if (dst_port[1] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[1]) == 0)
- dst_port[1] = portid;
- if (dst_port[2] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[2]) == 0)
- dst_port[2] = portid;
- if (dst_port[3] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[3]) == 0)
- dst_port[3] = portid;
- if (dst_port[4] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[4]) == 0)
- dst_port[4] = portid;
- if (dst_port[5] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[5]) == 0)
- dst_port[5] = portid;
- if (dst_port[6] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[6]) == 0)
- dst_port[6] = portid;
- if (dst_port[7] >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port[7]) == 0)
- dst_port[7] = portid;
-
- /* dst addr */
- *(uint64_t *)ð_hdr[0]->d_addr = dest_eth_addr[dst_port[0]];
- *(uint64_t *)ð_hdr[1]->d_addr = dest_eth_addr[dst_port[1]];
- *(uint64_t *)ð_hdr[2]->d_addr = dest_eth_addr[dst_port[2]];
- *(uint64_t *)ð_hdr[3]->d_addr = dest_eth_addr[dst_port[3]];
- *(uint64_t *)ð_hdr[4]->d_addr = dest_eth_addr[dst_port[4]];
- *(uint64_t *)ð_hdr[5]->d_addr = dest_eth_addr[dst_port[5]];
- *(uint64_t *)ð_hdr[6]->d_addr = dest_eth_addr[dst_port[6]];
- *(uint64_t *)ð_hdr[7]->d_addr = dest_eth_addr[dst_port[7]];
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port[0]], ð_hdr[0]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[1]], ð_hdr[1]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[2]], ð_hdr[2]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[3]], ð_hdr[3]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[4]], ð_hdr[4]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[5]], ð_hdr[5]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[6]], ð_hdr[6]->s_addr);
- ether_addr_copy(&ports_eth_addr[dst_port[7]], ð_hdr[7]->s_addr);
-
- send_single_packet(m[0], (uint8_t)dst_port[0]);
- send_single_packet(m[1], (uint8_t)dst_port[1]);
- send_single_packet(m[2], (uint8_t)dst_port[2]);
- send_single_packet(m[3], (uint8_t)dst_port[3]);
- send_single_packet(m[4], (uint8_t)dst_port[4]);
- send_single_packet(m[5], (uint8_t)dst_port[5]);
- send_single_packet(m[6], (uint8_t)dst_port[6]);
- send_single_packet(m[7], (uint8_t)dst_port[7]);
-
-}
-#endif /* APP_LOOKUP_METHOD */
-
-static inline __attribute__((always_inline)) void
-l3fwd_simple_forward(struct rte_mbuf *m, uint8_t portid, struct lcore_conf *qconf)
-{
- struct ether_hdr *eth_hdr;
- struct ipv4_hdr *ipv4_hdr;
- uint8_t dst_port;
-
- eth_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
-
- if (RTE_ETH_IS_IPV4_HDR(m->packet_type)) {
- /* Handle IPv4 headers.*/
- ipv4_hdr = rte_pktmbuf_mtod_offset(m, struct ipv4_hdr *,
- sizeof(struct ether_hdr));
-
-#ifdef DO_RFC_1812_CHECKS
- /* Check to make sure the packet is valid (RFC1812) */
- if (is_valid_ipv4_pkt(ipv4_hdr, m->pkt_len) < 0) {
- rte_pktmbuf_free(m);
- return;
- }
-#endif
-
- dst_port = get_ipv4_dst_port(ipv4_hdr, portid,
- qconf->ipv4_lookup_struct);
- if (dst_port >= RTE_MAX_ETHPORTS ||
- (enabled_port_mask & 1 << dst_port) == 0)
- dst_port = portid;
-
-#ifdef DO_RFC_1812_CHECKS
- /* Update time to live and header checksum */
- --(ipv4_hdr->time_to_live);
- ++(ipv4_hdr->hdr_checksum);
-#endif
- /* dst addr */
- *(uint64_t *)ð_hdr->d_addr = dest_eth_addr[dst_port];
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port], ð_hdr->s_addr);
-
- send_single_packet(m, dst_port);
- } else if (RTE_ETH_IS_IPV6_HDR(m->packet_type)) {
- /* Handle IPv6 headers.*/
- struct ipv6_hdr *ipv6_hdr;
-
- ipv6_hdr = rte_pktmbuf_mtod_offset(m, struct ipv6_hdr *,
- sizeof(struct ether_hdr));
-
- dst_port = get_ipv6_dst_port(ipv6_hdr, portid, qconf->ipv6_lookup_struct);
-
- if (dst_port >= RTE_MAX_ETHPORTS || (enabled_port_mask & 1 << dst_port) == 0)
- dst_port = portid;
-
- /* dst addr */
- *(uint64_t *)ð_hdr->d_addr = dest_eth_addr[dst_port];
-
- /* src addr */
- ether_addr_copy(&ports_eth_addr[dst_port], ð_hdr->s_addr);
-
- send_single_packet(m, dst_port);
- } else
- /* Free the mbuf that contains non-IPV4/IPV6 packet */
- rte_pktmbuf_free(m);
-}
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
-#ifdef DO_RFC_1812_CHECKS
-
-#define IPV4_MIN_VER_IHL 0x45
-#define IPV4_MAX_VER_IHL 0x4f
-#define IPV4_MAX_VER_IHL_DIFF (IPV4_MAX_VER_IHL - IPV4_MIN_VER_IHL)
-
-/* Minimum value of IPV4 total length (20B) in network byte order. */
-#define IPV4_MIN_LEN_BE (sizeof(struct ipv4_hdr) << 8)
-
-/*
- * From http://www.rfc-editor.org/rfc/rfc1812.txt section 5.2.2:
- * - The IP version number must be 4.
- * - The IP header length field must be large enough to hold the
- * minimum length legal IP datagram (20 bytes = 5 words).
- * - The IP total length field must be large enough to hold the IP
- * datagram header, whose length is specified in the IP header length
- * field.
- * If we encounter invalid IPV4 packet, then set destination port for it
- * to BAD_PORT value.
- */
-static inline __attribute__((always_inline)) void
-rfc1812_process(struct ipv4_hdr *ipv4_hdr, uint16_t *dp, uint32_t ptype)
-{
- uint8_t ihl;
-
- if (RTE_ETH_IS_IPV4_HDR(ptype)) {
- ihl = ipv4_hdr->version_ihl - IPV4_MIN_VER_IHL;
-
- ipv4_hdr->time_to_live--;
- ipv4_hdr->hdr_checksum++;
-
- if (ihl > IPV4_MAX_VER_IHL_DIFF ||
- ((uint8_t)ipv4_hdr->total_length == 0 &&
- ipv4_hdr->total_length < IPV4_MIN_LEN_BE)) {
- dp[0] = BAD_PORT;
- }
- }
-}
-
-#else
-#define rfc1812_process(mb, dp) do { } while (0)
-#endif /* DO_RFC_1812_CHECKS */
-#endif /* APP_LOOKUP_LPM && ENABLE_MULTI_BUFFER_OPTIMIZE */
-
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
-
-static inline __attribute__((always_inline)) uint16_t
-get_dst_port(const struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint32_t dst_ipv4, uint8_t portid)
-{
- uint8_t next_hop;
- struct ipv6_hdr *ipv6_hdr;
- struct ether_hdr *eth_hdr;
-
- if (RTE_ETH_IS_IPV4_HDR(pkt->packet_type)) {
- if (rte_lpm_lookup(qconf->ipv4_lookup_struct, dst_ipv4,
- &next_hop) != 0)
- next_hop = portid;
- } else if (RTE_ETH_IS_IPV6_HDR(pkt->packet_type)) {
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv6_hdr = (struct ipv6_hdr *)(eth_hdr + 1);
- if (rte_lpm6_lookup(qconf->ipv6_lookup_struct,
- ipv6_hdr->dst_addr, &next_hop) != 0)
- next_hop = portid;
- } else {
- next_hop = portid;
- }
-
- return next_hop;
-}
-
-static inline void
-process_packet(struct lcore_conf *qconf, struct rte_mbuf *pkt,
- uint16_t *dst_port, uint8_t portid)
-{
- struct ether_hdr *eth_hdr;
- struct ipv4_hdr *ipv4_hdr;
- uint32_t dst_ipv4;
- uint16_t dp;
- __m128i te, ve;
-
- eth_hdr = rte_pktmbuf_mtod(pkt, struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
-
- dst_ipv4 = ipv4_hdr->dst_addr;
- dst_ipv4 = rte_be_to_cpu_32(dst_ipv4);
- dp = get_dst_port(qconf, pkt, dst_ipv4, portid);
-
- te = _mm_loadu_si128((__m128i *)eth_hdr);
- ve = val_eth[dp];
-
- dst_port[0] = dp;
- rfc1812_process(ipv4_hdr, dst_port, pkt->packet_type);
-
- te = _mm_blend_epi16(te, ve, MASK_ETH);
- _mm_storeu_si128((__m128i *)eth_hdr, te);
-}
-
-/*
- * Read packet_type and destination IPV4 addresses from 4 mbufs.
- */
-static inline void
-processx4_step1(struct rte_mbuf *pkt[FWDSTEP],
- __m128i *dip,
- uint32_t *ipv4_flag)
-{
- struct ipv4_hdr *ipv4_hdr;
- struct ether_hdr *eth_hdr;
- uint32_t x0, x1, x2, x3;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[0], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x0 = ipv4_hdr->dst_addr;
- ipv4_flag[0] = pkt[0]->packet_type & RTE_PTYPE_L3_IPV4;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[1], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x1 = ipv4_hdr->dst_addr;
- ipv4_flag[0] &= pkt[1]->packet_type;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[2], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x2 = ipv4_hdr->dst_addr;
- ipv4_flag[0] &= pkt[2]->packet_type;
-
- eth_hdr = rte_pktmbuf_mtod(pkt[3], struct ether_hdr *);
- ipv4_hdr = (struct ipv4_hdr *)(eth_hdr + 1);
- x3 = ipv4_hdr->dst_addr;
- ipv4_flag[0] &= pkt[3]->packet_type;
-
- dip[0] = _mm_set_epi32(x3, x2, x1, x0);
-}
-
-/*
- * Lookup into LPM for destination port.
- * If lookup fails, use incoming port (portid) as destination port.
- */
-static inline void
-processx4_step2(const struct lcore_conf *qconf,
- __m128i dip,
- uint32_t ipv4_flag,
- uint8_t portid,
- struct rte_mbuf *pkt[FWDSTEP],
- uint16_t dprt[FWDSTEP])
-{
- rte_xmm_t dst;
- const __m128i bswap_mask = _mm_set_epi8(12, 13, 14, 15, 8, 9, 10, 11,
- 4, 5, 6, 7, 0, 1, 2, 3);
-
- /* Byte swap 4 IPV4 addresses. */
- dip = _mm_shuffle_epi8(dip, bswap_mask);
-
- /* if all 4 packets are IPV4. */
- if (likely(ipv4_flag)) {
- rte_lpm_lookupx4(qconf->ipv4_lookup_struct, dip, dprt, portid);
- } else {
- dst.x = dip;
- dprt[0] = get_dst_port(qconf, pkt[0], dst.u32[0], portid);
- dprt[1] = get_dst_port(qconf, pkt[1], dst.u32[1], portid);
- dprt[2] = get_dst_port(qconf, pkt[2], dst.u32[2], portid);
- dprt[3] = get_dst_port(qconf, pkt[3], dst.u32[3], portid);
- }
-}
-
-/*
- * Update source and destination MAC addresses in the ethernet header.
- * Perform RFC1812 checks and updates for IPV4 packets.
- */
-static inline void
-processx4_step3(struct rte_mbuf *pkt[FWDSTEP], uint16_t dst_port[FWDSTEP])
-{
- __m128i te[FWDSTEP];
- __m128i ve[FWDSTEP];
- __m128i *p[FWDSTEP];
-
- p[0] = rte_pktmbuf_mtod(pkt[0], __m128i *);
- p[1] = rte_pktmbuf_mtod(pkt[1], __m128i *);
- p[2] = rte_pktmbuf_mtod(pkt[2], __m128i *);
- p[3] = rte_pktmbuf_mtod(pkt[3], __m128i *);
-
- ve[0] = val_eth[dst_port[0]];
- te[0] = _mm_loadu_si128(p[0]);
-
- ve[1] = val_eth[dst_port[1]];
- te[1] = _mm_loadu_si128(p[1]);
-
- ve[2] = val_eth[dst_port[2]];
- te[2] = _mm_loadu_si128(p[2]);
-
- ve[3] = val_eth[dst_port[3]];
- te[3] = _mm_loadu_si128(p[3]);
-
- /* Update first 12 bytes, keep rest bytes intact. */
- te[0] = _mm_blend_epi16(te[0], ve[0], MASK_ETH);
- te[1] = _mm_blend_epi16(te[1], ve[1], MASK_ETH);
- te[2] = _mm_blend_epi16(te[2], ve[2], MASK_ETH);
- te[3] = _mm_blend_epi16(te[3], ve[3], MASK_ETH);
-
- _mm_storeu_si128(p[0], te[0]);
- _mm_storeu_si128(p[1], te[1]);
- _mm_storeu_si128(p[2], te[2]);
- _mm_storeu_si128(p[3], te[3]);
-
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[0] + 1),
- &dst_port[0], pkt[0]->packet_type);
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[1] + 1),
- &dst_port[1], pkt[1]->packet_type);
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[2] + 1),
- &dst_port[2], pkt[2]->packet_type);
- rfc1812_process((struct ipv4_hdr *)((struct ether_hdr *)p[3] + 1),
- &dst_port[3], pkt[3]->packet_type);
-}
-
-/*
- * We group consecutive packets with the same destionation port into one burst.
- * To avoid extra latency this is done together with some other packet
- * processing, but after we made a final decision about packet's destination.
- * To do this we maintain:
- * pnum - array of number of consecutive packets with the same dest port for
- * each packet in the input burst.
- * lp - pointer to the last updated element in the pnum.
- * dlp - dest port value lp corresponds to.
- */
-
-#define GRPSZ (1 << FWDSTEP)
-#define GRPMSK (GRPSZ - 1)
-
-#define GROUP_PORT_STEP(dlp, dcp, lp, pn, idx) do { \
- if (likely((dlp) == (dcp)[(idx)])) { \
- (lp)[0]++; \
- } else { \
- (dlp) = (dcp)[idx]; \
- (lp) = (pn) + (idx); \
- (lp)[0] = 1; \
- } \
-} while (0)
-
-/*
- * Group consecutive packets with the same destination port in bursts of 4.
- * Suppose we have array of destionation ports:
- * dst_port[] = {a, b, c, d,, e, ... }
- * dp1 should contain: <a, b, c, d>, dp2: <b, c, d, e>.
- * We doing 4 comparisions at once and the result is 4 bit mask.
- * This mask is used as an index into prebuild array of pnum values.
- */
-static inline uint16_t *
-port_groupx4(uint16_t pn[FWDSTEP + 1], uint16_t *lp, __m128i dp1, __m128i dp2)
-{
- static const struct {
- uint64_t pnum; /* prebuild 4 values for pnum[]. */
- int32_t idx; /* index for new last updated elemnet. */
- uint16_t lpv; /* add value to the last updated element. */
- } gptbl[GRPSZ] = {
- {
- /* 0: a != b, b != c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100010001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 1: a == b, b != c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100010002),
- .idx = 4,
- .lpv = 1,
- },
- {
- /* 2: a != b, b == c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100020001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 3: a == b, b == c, c != d, d != e */
- .pnum = UINT64_C(0x0001000100020003),
- .idx = 4,
- .lpv = 2,
- },
- {
- /* 4: a != b, b != c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200010001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 5: a == b, b != c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200010002),
- .idx = 4,
- .lpv = 1,
- },
- {
- /* 6: a != b, b == c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200030001),
- .idx = 4,
- .lpv = 0,
- },
- {
- /* 7: a == b, b == c, c == d, d != e */
- .pnum = UINT64_C(0x0001000200030004),
- .idx = 4,
- .lpv = 3,
- },
- {
- /* 8: a != b, b != c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100010001),
- .idx = 3,
- .lpv = 0,
- },
- {
- /* 9: a == b, b != c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100010002),
- .idx = 3,
- .lpv = 1,
- },
- {
- /* 0xa: a != b, b == c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100020001),
- .idx = 3,
- .lpv = 0,
- },
- {
- /* 0xb: a == b, b == c, c != d, d == e */
- .pnum = UINT64_C(0x0002000100020003),
- .idx = 3,
- .lpv = 2,
- },
- {
- /* 0xc: a != b, b != c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300010001),
- .idx = 2,
- .lpv = 0,
- },
- {
- /* 0xd: a == b, b != c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300010002),
- .idx = 2,
- .lpv = 1,
- },
- {
- /* 0xe: a != b, b == c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300040001),
- .idx = 1,
- .lpv = 0,
- },
- {
- /* 0xf: a == b, b == c, c == d, d == e */
- .pnum = UINT64_C(0x0002000300040005),
- .idx = 0,
- .lpv = 4,
- },
- };
-
- union {
- uint16_t u16[FWDSTEP + 1];
- uint64_t u64;
- } *pnum = (void *)pn;
-
- int32_t v;
-
- dp1 = _mm_cmpeq_epi16(dp1, dp2);
- dp1 = _mm_unpacklo_epi16(dp1, dp1);
- v = _mm_movemask_ps((__m128)dp1);
-
- /* update last port counter. */
- lp[0] += gptbl[v].lpv;
-
- /* if dest port value has changed. */
- if (v != GRPMSK) {
- lp = pnum->u16 + gptbl[v].idx;
- lp[0] = 1;
- pnum->u64 = gptbl[v].pnum;
- }
-
- return lp;
-}
-
-#endif /* APP_LOOKUP_METHOD */
-
-/* main processing loop */
-static int
-main_loop(__attribute__((unused)) void *dummy)
-{
- struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
- unsigned lcore_id;
- uint64_t prev_tsc, diff_tsc, cur_tsc;
- int i, j, nb_rx;
- uint8_t portid, queueid;
- struct lcore_conf *qconf;
- const uint64_t drain_tsc = (rte_get_tsc_hz() + US_PER_S - 1) /
- US_PER_S * BURST_TX_DRAIN_US;
-
-#if ((APP_LOOKUP_METHOD == APP_LOOKUP_LPM) && \
- (ENABLE_MULTI_BUFFER_OPTIMIZE == 1))
- int32_t k;
- uint16_t dlp;
- uint16_t *lp;
- uint16_t dst_port[MAX_PKT_BURST];
- __m128i dip[MAX_PKT_BURST / FWDSTEP];
- uint32_t ipv4_flag[MAX_PKT_BURST / FWDSTEP];
- uint16_t pnum[MAX_PKT_BURST + 1];
-#endif
-
- prev_tsc = 0;
-
- lcore_id = rte_lcore_id();
- qconf = &lcore_conf[lcore_id];
-
- if (qconf->n_rx_queue == 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++) {
-
- portid = qconf->rx_queue_list[i].port_id;
- queueid = qconf->rx_queue_list[i].queue_id;
- RTE_LOG(INFO, L3FWD, " -- lcoreid=%u portid=%hhu rxqueueid=%hhu\n", lcore_id,
- portid, queueid);
- }
-
- while (!force_quit) {
-
- cur_tsc = rte_rdtsc();
-
- /*
- * TX burst queue drain
- */
- diff_tsc = cur_tsc - prev_tsc;
- if (unlikely(diff_tsc > drain_tsc)) {