The number of packets with bad RX IP and L4 checksum in inner header is
recorded.
Signed-off-by: Jijiang Liu <jijiang.liu at intel.com>
---
examples/tep_termination/main.c | 10 +++++++++-
examples/tep_termination/main.h | 4 ++++
examples/tep_termination/vxlan_setup.c | 10 ++++++++++
examples/tep_termination/vxlan_setup.h | 2 ++
4 files changed, 25 insertions(+), 1 deletions(-)
diff --git a/examples/tep_termination/main.c b/examples/tep_termination/main.c
index 7b8246c..3b1e94a 100644
--- a/examples/tep_termination/main.c
+++ b/examples/tep_termination/main.c
@@ -1068,7 +1068,7 @@ print_stats(void)
{
struct virtio_net_data_ll *dev_ll;
uint64_t tx_dropped, rx_dropped;
- uint64_t tx, tx_total, rx, rx_total;
+ uint64_t tx, tx_total, rx, rx_total, rx_ip_csum, rx_l4_csum;
uint32_t device_fh;
const char clr[] = { 27, '[', '2', 'J', '\0' };
const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
@@ -1093,12 +1093,18 @@ print_stats(void)
rx = rte_atomic64_read(
&dev_statistics[device_fh].rx_atomic);
rx_dropped = rx_total - rx;
+ rx_ip_csum = rte_atomic64_read(
+ &dev_statistics[device_fh].rx_bad_ip_csum);
+ rx_l4_csum = rte_atomic64_read(
+ &dev_statistics[device_fh].rx_bad_l4_csum);
printf("\nStatistics for device %"PRIu32" ----------"
"\nTX total: %"PRIu64""
"\nTX dropped: %"PRIu64""
"\nTX successful:
%"PRIu64""
"\nRX total: %"PRIu64""
+ "\nRX bad IP csum: %"PRIu64""
+ "\nRX bad L4 csum: %"PRIu64""
"\nRX dropped: %"PRIu64""
"\nRX successful:
%"PRIu64"",
device_fh,
@@ -1106,6 +1112,8 @@ print_stats(void)
tx_dropped,
tx,
rx_total,
+ rx_ip_csum,
+ rx_l4_csum,
rx_dropped,
rx);
diff --git a/examples/tep_termination/main.h b/examples/tep_termination/main.h
index 20fa5b3..a34301a 100644
--- a/examples/tep_termination/main.h
+++ b/examples/tep_termination/main.h
@@ -69,6 +69,10 @@ struct device_statistics {
uint64_t rx_total;
uint64_t tx;
rte_atomic64_t rx_atomic;
+ /**< Bad inner IP csum for tunneling pkt */
+ rte_atomic64_t rx_bad_ip_csum;
+ /**< Bad inner L4 csum for tunneling pkt */
+ rte_atomic64_t rx_bad_l4_csum;
} __rte_cache_aligned;
/**
diff --git a/examples/tep_termination/vxlan_setup.c
b/examples/tep_termination/vxlan_setup.c
index a1cd218..2341f9e 100644
--- a/examples/tep_termination/vxlan_setup.c
+++ b/examples/tep_termination/vxlan_setup.c
@@ -427,6 +427,16 @@ vxlan_rx_pkts(struct virtio_net *dev, struct rte_mbuf
**pkts_burst,
struct rte_mbuf *pkts_valid[rx_count];
for (i = 0; i < rx_count; i++) {
+ if (enable_stats) {
+ rte_atomic64_add(
+ &dev_statistics[dev->device_fh].rx_bad_ip_csum,
+ (pkts_burst[i]->ol_flags & PKT_RX_IP_CKSUM_BAD)
+ != 0);
+ rte_atomic64_add(
+ &dev_statistics[dev->device_fh].rx_bad_ip_csum,
+ (pkts_burst[i]->ol_flags & PKT_RX_L4_CKSUM_BAD)
+ != 0);
+ }
ret = vxlan_rx_process(pkts_burst[i]);
if (unlikely(ret < 0))
continue;
diff --git a/examples/tep_termination/vxlan_setup.h
b/examples/tep_termination/vxlan_setup.h
index 96442e2..189d491 100644
--- a/examples/tep_termination/vxlan_setup.h
+++ b/examples/tep_termination/vxlan_setup.h
@@ -39,6 +39,8 @@ extern uint16_t udp_port;
extern uint8_t filter_idx;
extern uint8_t ports[RTE_MAX_ETHPORTS];
extern struct ether_addr ports_eth_addr[RTE_MAX_ETHPORTS];
+extern uint32_t enable_stats;
+extern struct device_statistics dev_statistics[MAX_DEVICES];
typedef int (*ol_port_configure_t)(uint8_t port,
struct rte_mempool *mbuf_pool);
--
1.7.7.6
