[dpdk-dev] [PATCH] app/testpmd: fix io fwd mode to forward VLAN packets
Ajit Khaparde
ajit.khaparde at broadcom.com
Thu Jun 29 05:06:15 CEST 2017
In io fwd mode, while the received VLAN packets are forwarded
for transmit, the ol_flags are not updated appropriately to
indicate presence of VLAN tags in the Tx path. This patch fixes that.
Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
---
app/test-pmd/iofwd.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/app/test-pmd/iofwd.c b/app/test-pmd/iofwd.c
index 15cb4a2..997d3c3 100644
--- a/app/test-pmd/iofwd.c
+++ b/app/test-pmd/iofwd.c
@@ -91,6 +91,7 @@ pkt_burst_io_forward(struct fwd_stream *fs)
#ifdef RTE_TEST_PMD_RECORD_CORE_CYCLES
start_tsc = rte_rdtsc();
#endif
+ int i;
/*
* Receive a burst of packets and forward them.
@@ -104,6 +105,20 @@ pkt_burst_io_forward(struct fwd_stream *fs)
#ifdef RTE_TEST_PMD_RECORD_BURST_STATS
fs->rx_burst_stats.pkt_burst_spread[nb_rx]++;
#endif
+
+ for (i = 0; i < nb_rx; i++) {
+ uint64_t tx_ol_flags = 0, rx_ol_flags = pkts_burst[i]->ol_flags;
+
+ if (rx_ol_flags & PKT_RX_VLAN_PKT)
+ tx_ol_flags |= PKT_TX_VLAN_PKT;
+ else if (rx_ol_flags & PKT_RX_QINQ_PKT)
+ tx_ol_flags |= PKT_TX_QINQ_PKT;
+
+ pkts_burst[i]->ol_flags = 0;
+ pkts_burst[i]->ol_flags = tx_ol_flags;
+
+ }
+
nb_tx = rte_eth_tx_burst(fs->tx_port, fs->tx_queue,
pkts_burst, nb_rx);
/*
--
2.10.1 (Apple Git-78)
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