Add counters to measure the number of times rconn_run() is executed and the number of times rconn_send() must retry due to an overflow at the vconn layer.
These counters allow for more effective debugging of buffer overflows from rconn_send(). Signed-off-by: Mark Gray <[email protected]> --- lib/rconn.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/lib/rconn.c b/lib/rconn.c index a96b2eb8bf43..e635a7ff6284 100644 --- a/lib/rconn.c +++ b/lib/rconn.c @@ -40,6 +40,8 @@ COVERAGE_DEFINE(rconn_discarded); COVERAGE_DEFINE(rconn_overflow); COVERAGE_DEFINE(rconn_queued); COVERAGE_DEFINE(rconn_sent); +COVERAGE_DEFINE(rconn_run); +COVERAGE_DEFINE(rconn_retry); /* The connection states have the following meanings: * @@ -624,6 +626,8 @@ rconn_run(struct rconn *rc) int old_state; size_t i; + COVERAGE_INC(rconn_run); + ovs_mutex_lock(&rc->mutex); if (rc->vconn) { int error; @@ -1132,6 +1136,8 @@ try_send(struct rconn *rc) if (retval != EAGAIN) { report_error(rc, retval); disconnect(rc, retval); + } else { + COVERAGE_INC(rconn_retry); } return retval; } -- 2.27.0 _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
