app/testpmd: fix txonly flow generation entropy

[dpdk.git] / app / test-pmd / txonly.c

diff --git a/app/test-pmd/txonly.c b/app/test-pmd/txonly.c
index 4b5bec4..8a1989f 100644 (file)
--- a/app/test-pmd/txonly.c
+++ b/app/test-pmd/txonly.c
@@ -153,7 +153,6 @@ pkt_burst_prepare(struct rte_mbuf *pkt, struct rte_mempool *mbp,
                const uint16_t vlan_tci_outer, const uint64_t ol_flags)
 {
        struct rte_mbuf *pkt_segs[RTE_MAX_SEGS_PER_PKT];
-       uint8_t  ip_var = RTE_PER_LCORE(_ip_var);
        struct rte_mbuf *pkt_seg;
        uint32_t nb_segs, pkt_len;
        uint8_t i;
@@ -193,6 +192,7 @@ pkt_burst_prepare(struct rte_mbuf *pkt, struct rte_mempool *mbp,
        copy_buf_to_pkt(&pkt_ip_hdr, sizeof(pkt_ip_hdr), pkt,
                        sizeof(struct rte_ether_hdr));
        if (txonly_multi_flow) {
+               uint8_t  ip_var = RTE_PER_LCORE(_ip_var);
                struct rte_ipv4_hdr *ip_hdr;
                uint32_t addr;
 
@@ -208,6 +208,7 @@ pkt_burst_prepare(struct rte_mbuf *pkt, struct rte_mempool *mbp,
                 */
                addr = (tx_ip_dst_addr | (ip_var++ << 8)) + rte_lcore_id();
                ip_hdr->src_addr = rte_cpu_to_be_32(addr);
+               RTE_PER_LCORE(_ip_var) = ip_var;
        }
        copy_buf_to_pkt(&pkt_udp_hdr, sizeof(pkt_udp_hdr), pkt,
                        sizeof(struct rte_ether_hdr) +
@@ -315,7 +316,7 @@ pkt_burst_transmit(struct fwd_stream *fs)
        fs->tx_packets += nb_tx;
 
        if (txonly_multi_flow)
-               RTE_PER_LCORE(_ip_var) += nb_tx;
+               RTE_PER_LCORE(_ip_var) -= nb_pkt - nb_tx;
 
 #ifdef RTE_TEST_PMD_RECORD_BURST_STATS
        fs->tx_burst_stats.pkt_burst_spread[nb_tx]++;