This commit uses coverage counter to monitor the rate of
'struct tnl_port' reconfiguration.
Signed-off-by: Alex Wang <al...@nicira.com>
---
ofproto/tunnel.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/ofproto/tunnel.c b/ofproto/tunnel.c
index d079a24..722a5cf 100644
--- a/ofproto/tunnel.c
+++ b/ofproto/tunnel.c
@@ -19,6 +19,7 @@
#include "byte-order.h"
#include "connectivity.h"
+#include "coverage.h"
#include "csum.h"
#include "dpif.h"
#include "dynamic-string.h"
@@ -42,6 +43,8 @@
VLOG_DEFINE_THIS_MODULE(tunnel);
+COVERAGE_DEFINE(tnl_reconfig);
+
/* skb mark used for IPsec tunnel packets */
#define IPSEC_MARK 1
@@ -234,6 +237,7 @@ tnl_port_reconfigure(const struct ofport_dpif *ofport,
|| tnl_port->match.odp_port != odp_port
|| tnl_port->change_seq !=
netdev_get_change_seq(tnl_port->netdev)) {
VLOG_DBG("reconfiguring %s", tnl_port_get_name(tnl_port));
+ COVERAGE_INC(tnl_reconfig);
tnl_port_del__(ofport);
tnl_port_add__(ofport, netdev, odp_port, true, native_tnl, name);
changed = true;
--
1.7.9.5
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