diff options
Diffstat (limited to 'app/test-pmd/csumonly.c')
| -rw-r--r-- | app/test-pmd/csumonly.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c index 7e4f6620..ac4bd8f4 100644 --- a/app/test-pmd/csumonly.c +++ b/app/test-pmd/csumonly.c @@ -643,6 +643,7 @@ pkt_burst_checksum_forward(struct fwd_stream *fs) uint16_t i; uint64_t ol_flags; uint16_t testpmd_ol_flags; + uint32_t retry; uint32_t rx_bad_ip_csum; uint32_t rx_bad_l4_csum; struct testpmd_offload_info info; @@ -676,6 +677,9 @@ pkt_burst_checksum_forward(struct fwd_stream *fs) info.tso_segsz = txp->tso_segsz; for (i = 0; i < nb_rx; i++) { + if (likely(i < nb_rx - 1)) + rte_prefetch0(rte_pktmbuf_mtod(pkts_burst[i + 1], + void *)); ol_flags = 0; info.is_tunnel = 0; @@ -845,6 +849,17 @@ pkt_burst_checksum_forward(struct fwd_stream *fs) } } nb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue, pkts_burst, nb_rx); + /* + * Retry if necessary + */ + if (unlikely(nb_tx < nb_rx) && fs->retry_enabled) { + retry = 0; + while (nb_tx < nb_rx && retry++ < burst_tx_retry_num) { + rte_delay_us(burst_tx_delay_time); + nb_tx += rte_eth_tx_burst(fs->tx_port, fs->tx_queue, + &pkts_burst[nb_tx], nb_rx - nb_tx); + } + } fs->tx_packets += nb_tx; fs->rx_bad_ip_csum += rx_bad_ip_csum; fs->rx_bad_l4_csum += rx_bad_l4_csum; |