Signed-off-by: Han Zhou <[email protected]>
---
ofproto/ofproto-dpif-upcall.c | 13 ++++++++++++-
1 file changed, 12 insertions(+), 1 deletion(-)
diff --git a/ofproto/ofproto-dpif-upcall.c b/ofproto/ofproto-dpif-upcall.c
index 23b52ef40..f26a035f4 100644
--- a/ofproto/ofproto-dpif-upcall.c
+++ b/ofproto/ofproto-dpif-upcall.c
@@ -58,6 +58,10 @@ COVERAGE_DEFINE(upcall_ukey_replace);
COVERAGE_DEFINE(revalidate_missed_dp_flow);
COVERAGE_DEFINE(upcall_flow_limit_hit);
COVERAGE_DEFINE(upcall_flow_limit_kill);
+COVERAGE_DEFINE(upcall_flow_del_rev);
+COVERAGE_DEFINE(upcall_flow_del_no_rev);
+COVERAGE_DEFINE(upcall_flow_del_idle_or_limit);
+COVERAGE_DEFINE(upcall_flow_del_purge);
/* A thread that reads upcalls from dpif, forwards each upcall's packet,
* and possibly sets up a kernel flow as a cache. */
@@ -2334,7 +2338,12 @@ revalidate_ukey(struct udpif *udpif, struct udpif_key
*ukey,
}
result = revalidate_ukey__(udpif, ukey, push.tcp_flags,
odp_actions, recircs, ukey->xcache);
- } /* else delete; too expensive to revalidate */
+ if (result == UKEY_DELETE) {
+ COVERAGE_INC(upcall_flow_del_rev);
+ }
+ } else { /* else delete; too expensive to revalidate */
+ COVERAGE_INC(upcall_flow_del_no_rev);
+ }
} else if (!push.n_packets || ukey->xcache
|| !populate_xcache(udpif, ukey, push.tcp_flags)) {
result = UKEY_KEEP;
@@ -2771,6 +2780,7 @@ revalidate(struct revalidator *revalidator)
}
if (kill_them_all || (used && used < now - max_idle)) {
result = UKEY_DELETE;
+ COVERAGE_INC(upcall_flow_del_idle_or_limit);
} else {
result = revalidate_ukey(udpif, ukey, &stats, &odp_actions,
reval_seq, &recircs,
@@ -2852,6 +2862,7 @@ revalidator_sweep__(struct revalidator *revalidator, bool
purge)
if (purge) {
result = UKEY_DELETE;
+ COVERAGE_INC(upcall_flow_del_purge);
} else if (!seq_mismatch) {
result = UKEY_KEEP;
} else {
--
2.30.2
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