#include <rte_eal.h>
#include <rte_per_lcore.h>
#include <rte_lcore.h>
-#include <rte_atomic.h>
#include <rte_branch_prediction.h>
#include <rte_mempool.h>
#include <rte_mbuf.h>
#include <rte_prefetch.h>
#include <rte_string_fns.h>
#include <rte_flow.h>
+#ifdef RTE_LIB_GRO
#include <rte_gro.h>
+#endif
+#ifdef RTE_LIB_GSO
#include <rte_gso.h>
+#endif
#include <rte_geneve.h>
#include "testpmd.h"
/* structure that caches offload info for the current packet */
struct testpmd_offload_info {
uint16_t ethertype;
+#ifdef RTE_LIB_GSO
uint8_t gso_enable;
+#endif
uint16_t l2_len;
uint16_t l3_len;
uint16_t l4_len;
} __rte_packed;
static uint16_t
-get_udptcp_checksum(void *l3_hdr, void *l4_hdr, uint16_t ethertype)
+get_udptcp_checksum(struct rte_mbuf *m, void *l3_hdr, uint16_t l4_off,
+ uint16_t ethertype)
{
if (ethertype == _htons(RTE_ETHER_TYPE_IPV4))
- return rte_ipv4_udptcp_cksum(l3_hdr, l4_hdr);
+ return rte_ipv4_udptcp_cksum_mbuf(m, l3_hdr, l4_off);
else /* assume ethertype == RTE_ETHER_TYPE_IPV6 */
- return rte_ipv6_udptcp_cksum(l3_hdr, l4_hdr);
+ return rte_ipv6_udptcp_cksum_mbuf(m, l3_hdr, l4_off);
}
/* Parse an IPv4 header to fill l3_len, l4_len, and l4_proto */
gtp_hdr = (struct rte_gtp_hdr *)((char *)udp_hdr +
sizeof(struct rte_udp_hdr));
-
+ if (gtp_hdr->e || gtp_hdr->s || gtp_hdr->pn)
+ gtp_len += sizeof(struct rte_gtp_hdr_ext_word);
/*
* Check message type. If message type is 0xff, it is
* a GTP data packet. If not, it is a GTP control packet
*/
if (gtp_hdr->msg_type == 0xff) {
- ip_ver = *(uint8_t *)((char *)udp_hdr +
- sizeof(struct rte_udp_hdr) +
- sizeof(struct rte_gtp_hdr));
+ ip_ver = *(uint8_t *)((char *)gtp_hdr + gtp_len);
ip_ver = (ip_ver) & 0xf0;
if (ip_ver == RTE_GTP_TYPE_IPV4) {
/* Parse a vxlan header */
static void
parse_vxlan(struct rte_udp_hdr *udp_hdr,
- struct testpmd_offload_info *info,
- uint32_t pkt_type)
+ struct testpmd_offload_info *info)
{
struct rte_ether_hdr *eth_hdr;
* default vxlan port (rfc7348) or that the rx offload flag is set
* (i40e only currently)
*/
- if (udp_hdr->dst_port != _htons(RTE_VXLAN_DEFAULT_PORT) &&
- RTE_ETH_IS_TUNNEL_PKT(pkt_type) == 0)
+ if (udp_hdr->dst_port != _htons(RTE_VXLAN_DEFAULT_PORT))
return;
update_tunnel_outer(info);
* depending on the testpmd command line configuration */
static uint64_t
process_inner_cksums(void *l3_hdr, const struct testpmd_offload_info *info,
- uint64_t tx_offloads)
+ uint64_t tx_offloads, struct rte_mbuf *m)
{
struct rte_ipv4_hdr *ipv4_hdr = l3_hdr;
struct rte_udp_hdr *udp_hdr;
struct rte_sctp_hdr *sctp_hdr;
uint64_t ol_flags = 0;
uint32_t max_pkt_len, tso_segsz = 0;
+ uint16_t l4_off;
/* ensure packet is large enough to require tso */
if (!info->is_tunnel) {
if (info->ethertype == _htons(RTE_ETHER_TYPE_IPV4)) {
ipv4_hdr = l3_hdr;
- ipv4_hdr->hdr_checksum = 0;
- ol_flags |= PKT_TX_IPV4;
+ ol_flags |= RTE_MBUF_F_TX_IPV4;
if (info->l4_proto == IPPROTO_TCP && tso_segsz) {
- ol_flags |= PKT_TX_IP_CKSUM;
+ ol_flags |= RTE_MBUF_F_TX_IP_CKSUM;
} else {
- if (tx_offloads & DEV_TX_OFFLOAD_IPV4_CKSUM)
- ol_flags |= PKT_TX_IP_CKSUM;
- else
+ if (tx_offloads & RTE_ETH_TX_OFFLOAD_IPV4_CKSUM) {
+ ol_flags |= RTE_MBUF_F_TX_IP_CKSUM;
+ } else {
+ ipv4_hdr->hdr_checksum = 0;
ipv4_hdr->hdr_checksum =
rte_ipv4_cksum(ipv4_hdr);
+ }
}
} else if (info->ethertype == _htons(RTE_ETHER_TYPE_IPV6))
- ol_flags |= PKT_TX_IPV6;
+ ol_flags |= RTE_MBUF_F_TX_IPV6;
else
return 0; /* packet type not supported, nothing to do */
udp_hdr = (struct rte_udp_hdr *)((char *)l3_hdr + info->l3_len);
/* do not recalculate udp cksum if it was 0 */
if (udp_hdr->dgram_cksum != 0) {
- udp_hdr->dgram_cksum = 0;
- if (tx_offloads & DEV_TX_OFFLOAD_UDP_CKSUM)
- ol_flags |= PKT_TX_UDP_CKSUM;
- else {
+ if (tx_offloads & RTE_ETH_TX_OFFLOAD_UDP_CKSUM) {
+ ol_flags |= RTE_MBUF_F_TX_UDP_CKSUM;
+ } else {
+ if (info->is_tunnel)
+ l4_off = info->outer_l2_len +
+ info->outer_l3_len +
+ info->l2_len + info->l3_len;
+ else
+ l4_off = info->l2_len + info->l3_len;
+ udp_hdr->dgram_cksum = 0;
udp_hdr->dgram_cksum =
- get_udptcp_checksum(l3_hdr, udp_hdr,
+ get_udptcp_checksum(m, l3_hdr, l4_off,
info->ethertype);
}
}
+#ifdef RTE_LIB_GSO
if (info->gso_enable)
- ol_flags |= PKT_TX_UDP_SEG;
+ ol_flags |= RTE_MBUF_F_TX_UDP_SEG;
+#endif
} else if (info->l4_proto == IPPROTO_TCP) {
tcp_hdr = (struct rte_tcp_hdr *)((char *)l3_hdr + info->l3_len);
- tcp_hdr->cksum = 0;
if (tso_segsz)
- ol_flags |= PKT_TX_TCP_SEG;
- else if (tx_offloads & DEV_TX_OFFLOAD_TCP_CKSUM)
- ol_flags |= PKT_TX_TCP_CKSUM;
- else {
+ ol_flags |= RTE_MBUF_F_TX_TCP_SEG;
+ else if (tx_offloads & RTE_ETH_TX_OFFLOAD_TCP_CKSUM) {
+ ol_flags |= RTE_MBUF_F_TX_TCP_CKSUM;
+ } else {
+ if (info->is_tunnel)
+ l4_off = info->outer_l2_len + info->outer_l3_len +
+ info->l2_len + info->l3_len;
+ else
+ l4_off = info->l2_len + info->l3_len;
+ tcp_hdr->cksum = 0;
tcp_hdr->cksum =
- get_udptcp_checksum(l3_hdr, tcp_hdr,
+ get_udptcp_checksum(m, l3_hdr, l4_off,
info->ethertype);
}
+#ifdef RTE_LIB_GSO
if (info->gso_enable)
- ol_flags |= PKT_TX_TCP_SEG;
+ ol_flags |= RTE_MBUF_F_TX_TCP_SEG;
+#endif
} else if (info->l4_proto == IPPROTO_SCTP) {
sctp_hdr = (struct rte_sctp_hdr *)
((char *)l3_hdr + info->l3_len);
- sctp_hdr->cksum = 0;
/* sctp payload must be a multiple of 4 to be
* offloaded */
- if ((tx_offloads & DEV_TX_OFFLOAD_SCTP_CKSUM) &&
+ if ((tx_offloads & RTE_ETH_TX_OFFLOAD_SCTP_CKSUM) &&
((ipv4_hdr->total_length & 0x3) == 0)) {
- ol_flags |= PKT_TX_SCTP_CKSUM;
+ ol_flags |= RTE_MBUF_F_TX_SCTP_CKSUM;
} else {
+ sctp_hdr->cksum = 0;
/* XXX implement CRC32c, example available in
* RFC3309 */
}
/* Calculate the checksum of outer header */
static uint64_t
process_outer_cksums(void *outer_l3_hdr, struct testpmd_offload_info *info,
- uint64_t tx_offloads, int tso_enabled)
+ uint64_t tx_offloads, int tso_enabled, struct rte_mbuf *m)
{
struct rte_ipv4_hdr *ipv4_hdr = outer_l3_hdr;
struct rte_ipv6_hdr *ipv6_hdr = outer_l3_hdr;
if (info->outer_ethertype == _htons(RTE_ETHER_TYPE_IPV4)) {
ipv4_hdr->hdr_checksum = 0;
- ol_flags |= PKT_TX_OUTER_IPV4;
+ ol_flags |= RTE_MBUF_F_TX_OUTER_IPV4;
- if (tx_offloads & DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM)
- ol_flags |= PKT_TX_OUTER_IP_CKSUM;
+ if (tx_offloads & RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM)
+ ol_flags |= RTE_MBUF_F_TX_OUTER_IP_CKSUM;
else
ipv4_hdr->hdr_checksum = rte_ipv4_cksum(ipv4_hdr);
} else
- ol_flags |= PKT_TX_OUTER_IPV6;
+ ol_flags |= RTE_MBUF_F_TX_OUTER_IPV6;
if (info->outer_l4_proto != IPPROTO_UDP)
return ol_flags;
((char *)outer_l3_hdr + info->outer_l3_len);
if (tso_enabled)
- ol_flags |= PKT_TX_TCP_SEG;
+ ol_flags |= RTE_MBUF_F_TX_TCP_SEG;
/* Skip SW outer UDP checksum generation if HW supports it */
- if (tx_offloads & DEV_TX_OFFLOAD_OUTER_UDP_CKSUM) {
+ if (tx_offloads & RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM) {
if (info->outer_ethertype == _htons(RTE_ETHER_TYPE_IPV4))
udp_hdr->dgram_cksum
= rte_ipv4_phdr_cksum(ipv4_hdr, ol_flags);
udp_hdr->dgram_cksum
= rte_ipv6_phdr_cksum(ipv6_hdr, ol_flags);
- ol_flags |= PKT_TX_OUTER_UDP_CKSUM;
+ ol_flags |= RTE_MBUF_F_TX_OUTER_UDP_CKSUM;
return ol_flags;
}
/* do not recalculate udp cksum if it was 0 */
if (udp_hdr->dgram_cksum != 0) {
udp_hdr->dgram_cksum = 0;
- if (info->outer_ethertype == _htons(RTE_ETHER_TYPE_IPV4))
- udp_hdr->dgram_cksum =
- rte_ipv4_udptcp_cksum(ipv4_hdr, udp_hdr);
- else
- udp_hdr->dgram_cksum =
- rte_ipv6_udptcp_cksum(ipv6_hdr, udp_hdr);
+ udp_hdr->dgram_cksum = get_udptcp_checksum(m, outer_l3_hdr,
+ info->outer_l2_len + info->outer_l3_len,
+ info->outer_ethertype);
}
return ol_flags;
mp = current_fwd_lcore()->mbp;
if (tx_pkt_split == TX_PKT_SPLIT_RND)
- nb_seg = random() % tx_pkt_nb_segs + 1;
+ nb_seg = rte_rand() % tx_pkt_nb_segs + 1;
else
nb_seg = tx_pkt_nb_segs;
return md[0];
}
+#if defined(RTE_LIB_GRO) || defined(RTE_LIB_GSO)
+/*
+ * Re-calculate IP checksum for merged/fragmented packets.
+ */
+static void
+pkts_ip_csum_recalc(struct rte_mbuf **pkts_burst, const uint16_t nb_pkts, uint64_t tx_offloads)
+{
+ int i;
+ struct rte_ipv4_hdr *ipv4_hdr;
+ for (i = 0; i < nb_pkts; i++) {
+ if ((pkts_burst[i]->ol_flags & RTE_MBUF_F_TX_IPV4) &&
+ (tx_offloads & RTE_ETH_TX_OFFLOAD_IPV4_CKSUM) == 0) {
+ ipv4_hdr = rte_pktmbuf_mtod_offset(pkts_burst[i],
+ struct rte_ipv4_hdr *,
+ pkts_burst[i]->l2_len);
+ ipv4_hdr->hdr_checksum = 0;
+ ipv4_hdr->hdr_checksum = rte_ipv4_cksum(ipv4_hdr);
+ }
+ }
+}
+#endif
+
/*
* Receive a burst of packets, and for each packet:
* - parse packet, and try to recognize a supported packet type (1)
*
* The testpmd command line for this forward engine sets the flags
* TESTPMD_TX_OFFLOAD_* in ports[tx_port].tx_ol_flags. They control
- * wether a checksum must be calculated in software or in hardware. The
+ * whether a checksum must be calculated in software or in hardware. The
* IP, UDP, TCP and SCTP flags always concern the inner layer. The
* OUTER_IP is only useful for tunnel packets.
*/
pkt_burst_checksum_forward(struct fwd_stream *fs)
{
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
+#ifdef RTE_LIB_GSO
struct rte_mbuf *gso_segments[GSO_MAX_PKT_BURST];
struct rte_gso_ctx *gso_ctx;
+#endif
struct rte_mbuf **tx_pkts_burst;
struct rte_port *txp;
struct rte_mbuf *m, *p;
struct rte_ether_hdr *eth_hdr;
void *l3_hdr = NULL, *outer_l3_hdr = NULL; /* can be IPv4 or IPv6 */
+#ifdef RTE_LIB_GRO
void **gro_ctx;
uint16_t gro_pkts_num;
uint8_t gro_enable;
+#endif
uint16_t nb_rx;
uint16_t nb_tx;
uint16_t nb_prep;
uint32_t rx_bad_outer_l4_csum;
uint32_t rx_bad_outer_ip_csum;
struct testpmd_offload_info info;
- uint16_t nb_segments = 0;
- int ret;
uint64_t start_tsc = 0;
rx_bad_l4_csum = 0;
rx_bad_outer_l4_csum = 0;
rx_bad_outer_ip_csum = 0;
+#ifdef RTE_LIB_GRO
gro_enable = gro_ports[fs->rx_port].enable;
+#endif
txp = &ports[fs->tx_port];
tx_offloads = txp->dev_conf.txmode.offloads;
memset(&info, 0, sizeof(info));
info.tso_segsz = txp->tso_segsz;
info.tunnel_tso_segsz = txp->tunnel_tso_segsz;
+#ifdef RTE_LIB_GSO
if (gso_ports[fs->tx_port].enable)
info.gso_enable = 1;
+#endif
for (i = 0; i < nb_rx; i++) {
if (likely(i < nb_rx - 1))
info.is_tunnel = 0;
info.pkt_len = rte_pktmbuf_pkt_len(m);
tx_ol_flags = m->ol_flags &
- (IND_ATTACHED_MBUF | EXT_ATTACHED_MBUF);
+ (RTE_MBUF_F_INDIRECT | RTE_MBUF_F_EXTERNAL);
rx_ol_flags = m->ol_flags;
/* Update the L3/L4 checksum error packet statistics */
- if ((rx_ol_flags & PKT_RX_IP_CKSUM_MASK) == PKT_RX_IP_CKSUM_BAD)
+ if ((rx_ol_flags & RTE_MBUF_F_RX_IP_CKSUM_MASK) == RTE_MBUF_F_RX_IP_CKSUM_BAD)
rx_bad_ip_csum += 1;
- if ((rx_ol_flags & PKT_RX_L4_CKSUM_MASK) == PKT_RX_L4_CKSUM_BAD)
+ if ((rx_ol_flags & RTE_MBUF_F_RX_L4_CKSUM_MASK) == RTE_MBUF_F_RX_L4_CKSUM_BAD)
rx_bad_l4_csum += 1;
- if (rx_ol_flags & PKT_RX_OUTER_L4_CKSUM_BAD)
+ if (rx_ol_flags & RTE_MBUF_F_RX_OUTER_L4_CKSUM_BAD)
rx_bad_outer_l4_csum += 1;
- if (rx_ol_flags & PKT_RX_EIP_CKSUM_BAD)
+ if (rx_ol_flags & RTE_MBUF_F_RX_OUTER_IP_CKSUM_BAD)
rx_bad_outer_ip_csum += 1;
/* step 1: dissect packet, parsing optional vlan, ip4/ip6, vxlan
eth_hdr = rte_pktmbuf_mtod(m, struct rte_ether_hdr *);
rte_ether_addr_copy(&peer_eth_addrs[fs->peer_addr],
- ð_hdr->d_addr);
+ ð_hdr->dst_addr);
rte_ether_addr_copy(&ports[fs->tx_port].eth_addr,
- ð_hdr->s_addr);
+ ð_hdr->src_addr);
parse_ethernet(eth_hdr, &info);
l3_hdr = (char *)eth_hdr + info.l2_len;
((char *)l3_hdr + info.l3_len);
parse_gtp(udp_hdr, &info);
if (info.is_tunnel) {
- tx_ol_flags |= PKT_TX_TUNNEL_GTP;
+ tx_ol_flags |= RTE_MBUF_F_TX_TUNNEL_GTP;
goto tunnel_update;
}
parse_vxlan_gpe(udp_hdr, &info);
if (info.is_tunnel) {
tx_ol_flags |=
- PKT_TX_TUNNEL_VXLAN_GPE;
+ RTE_MBUF_F_TX_TUNNEL_VXLAN_GPE;
goto tunnel_update;
}
- parse_vxlan(udp_hdr, &info,
- m->packet_type);
+ parse_vxlan(udp_hdr, &info);
if (info.is_tunnel) {
tx_ol_flags |=
- PKT_TX_TUNNEL_VXLAN;
+ RTE_MBUF_F_TX_TUNNEL_VXLAN;
goto tunnel_update;
}
parse_geneve(udp_hdr, &info);
if (info.is_tunnel) {
tx_ol_flags |=
- PKT_TX_TUNNEL_GENEVE;
+ RTE_MBUF_F_TX_TUNNEL_GENEVE;
goto tunnel_update;
}
+ /* Always keep last. */
+ if (unlikely(RTE_ETH_IS_TUNNEL_PKT(
+ m->packet_type) != 0)) {
+ TESTPMD_LOG(DEBUG, "Unknown tunnel packet. UDP dst port: %hu",
+ udp_hdr->dst_port);
+ }
} else if (info.l4_proto == IPPROTO_GRE) {
struct simple_gre_hdr *gre_hdr;
((char *)l3_hdr + info.l3_len);
parse_gre(gre_hdr, &info);
if (info.is_tunnel)
- tx_ol_flags |= PKT_TX_TUNNEL_GRE;
+ tx_ol_flags |= RTE_MBUF_F_TX_TUNNEL_GRE;
} else if (info.l4_proto == IPPROTO_IPIP) {
void *encap_ip_hdr;
encap_ip_hdr = (char *)l3_hdr + info.l3_len;
parse_encap_ip(encap_ip_hdr, &info);
if (info.is_tunnel)
- tx_ol_flags |= PKT_TX_TUNNEL_IPIP;
+ tx_ol_flags |= RTE_MBUF_F_TX_TUNNEL_IPIP;
}
}
/* process checksums of inner headers first */
tx_ol_flags |= process_inner_cksums(l3_hdr, &info,
- tx_offloads);
+ tx_offloads, m);
/* Then process outer headers if any. Note that the software
* checksum will be wrong if one of the inner checksums is
if (info.is_tunnel == 1) {
tx_ol_flags |= process_outer_cksums(outer_l3_hdr, &info,
tx_offloads,
- !!(tx_ol_flags & PKT_TX_TCP_SEG));
+ !!(tx_ol_flags & RTE_MBUF_F_TX_TCP_SEG),
+ m);
}
/* step 3: fill the mbuf meta data (flags and header lengths) */
if (info.is_tunnel == 1) {
if (info.tunnel_tso_segsz ||
(tx_offloads &
- DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM) ||
+ RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM) ||
(tx_offloads &
- DEV_TX_OFFLOAD_OUTER_UDP_CKSUM) ||
- (tx_ol_flags & PKT_TX_OUTER_IPV6)) {
+ RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM)) {
m->outer_l2_len = info.outer_l2_len;
m->outer_l3_len = info.outer_l3_len;
m->l2_len = info.l2_len;
"l4_proto=%d l4_len=%d flags=%s\n",
info.l2_len, rte_be_to_cpu_16(info.ethertype),
info.l3_len, info.l4_proto, info.l4_len, buf);
- if (rx_ol_flags & PKT_RX_LRO)
+ if (rx_ol_flags & RTE_MBUF_F_RX_LRO)
printf("rx: m->lro_segsz=%u\n", m->tso_segsz);
if (info.is_tunnel == 1)
printf("rx: outer_l2_len=%d outer_ethertype=%x "
rte_be_to_cpu_16(info.outer_ethertype),
info.outer_l3_len);
/* dump tx packet info */
- if ((tx_offloads & (DEV_TX_OFFLOAD_IPV4_CKSUM |
- DEV_TX_OFFLOAD_UDP_CKSUM |
- DEV_TX_OFFLOAD_TCP_CKSUM |
- DEV_TX_OFFLOAD_SCTP_CKSUM)) ||
+ if ((tx_offloads & (RTE_ETH_TX_OFFLOAD_IPV4_CKSUM |
+ RTE_ETH_TX_OFFLOAD_UDP_CKSUM |
+ RTE_ETH_TX_OFFLOAD_TCP_CKSUM |
+ RTE_ETH_TX_OFFLOAD_SCTP_CKSUM)) ||
info.tso_segsz != 0)
printf("tx: m->l2_len=%d m->l3_len=%d "
"m->l4_len=%d\n",
m->l2_len, m->l3_len, m->l4_len);
if (info.is_tunnel == 1) {
if ((tx_offloads &
- DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM) ||
+ RTE_ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM) ||
(tx_offloads &
- DEV_TX_OFFLOAD_OUTER_UDP_CKSUM) ||
- (tx_ol_flags & PKT_TX_OUTER_IPV6))
+ RTE_ETH_TX_OFFLOAD_OUTER_UDP_CKSUM) ||
+ (tx_ol_flags & RTE_MBUF_F_TX_OUTER_IPV6))
printf("tx: m->outer_l2_len=%d "
"m->outer_l3_len=%d\n",
m->outer_l2_len,
m->outer_l3_len);
if (info.tunnel_tso_segsz != 0 &&
- (m->ol_flags & PKT_TX_TCP_SEG))
+ (m->ol_flags & RTE_MBUF_F_TX_TCP_SEG))
printf("tx: m->tso_segsz=%d\n",
m->tso_segsz);
} else if (info.tso_segsz != 0 &&
- (m->ol_flags & PKT_TX_TCP_SEG))
+ (m->ol_flags & RTE_MBUF_F_TX_TCP_SEG))
printf("tx: m->tso_segsz=%d\n", m->tso_segsz);
rte_get_tx_ol_flag_list(m->ol_flags, buf, sizeof(buf));
printf("tx: flags=%s", buf);
}
}
+#ifdef RTE_LIB_GRO
if (unlikely(gro_enable)) {
if (gro_flush_cycles == GRO_DEFAULT_FLUSH_CYCLES) {
nb_rx = rte_gro_reassemble_burst(pkts_burst, nb_rx,
fs->gro_times = 0;
}
}
+
+ pkts_ip_csum_recalc(pkts_burst, nb_rx, tx_offloads);
}
+#endif
+
+#ifdef RTE_LIB_GSO
+ if (gso_ports[fs->tx_port].enable != 0) {
+ uint16_t nb_segments = 0;
- if (gso_ports[fs->tx_port].enable == 0)
- tx_pkts_burst = pkts_burst;
- else {
gso_ctx = &(current_fwd_lcore()->gso_ctx);
gso_ctx->gso_size = gso_max_segment_size;
for (i = 0; i < nb_rx; i++) {
+ int ret;
+
ret = rte_gso_segment(pkts_burst[i], gso_ctx,
&gso_segments[nb_segments],
GSO_MAX_PKT_BURST - nb_segments);
tx_pkts_burst = gso_segments;
nb_rx = nb_segments;
- }
+
+ pkts_ip_csum_recalc(tx_pkts_burst, nb_rx, tx_offloads);
+ } else
+#endif
+ tx_pkts_burst = pkts_burst;
nb_prep = rte_eth_tx_prepare(fs->tx_port, fs->tx_queue,
tx_pkts_burst, nb_rx);
if (nb_prep != nb_rx)
- printf("Preparing packet burst to transmit failed: %s\n",
- rte_strerror(rte_errno));
+ fprintf(stderr,
+ "Preparing packet burst to transmit failed: %s\n",
+ rte_strerror(rte_errno));
nb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue, tx_pkts_burst,
nb_prep);
get_end_cycles(fs, start_tsc);
}
+static void
+stream_init_checksum_forward(struct fwd_stream *fs)
+{
+ bool rx_stopped, tx_stopped;
+
+ rx_stopped = ports[fs->rx_port].rxq[fs->rx_queue].state ==
+ RTE_ETH_QUEUE_STATE_STOPPED;
+ tx_stopped = ports[fs->tx_port].txq[fs->tx_queue].state ==
+ RTE_ETH_QUEUE_STATE_STOPPED;
+ fs->disabled = rx_stopped || tx_stopped;
+}
+
struct fwd_engine csum_fwd_engine = {
.fwd_mode_name = "csum",
.port_fwd_begin = NULL,
.port_fwd_end = NULL,
+ .stream_init = stream_init_checksum_forward,
.packet_fwd = pkt_burst_checksum_forward,
};
git.droids-corp.org / dpdk.git / blobdiff