From: Kevin Traynor <[email protected]>
An rxq may have processing cycles counted in the current
counter when a reload happens. That could temporarily create
a small skew on the stats for an rxq. Reset the counter after
reload.
Fixes: 4809891b2e01 ("dpif-netdev: Count the rxq processing cycles for an rxq.")
Signed-off-by: Kevin Traynor <[email protected]>
---
lib/dpif-netdev.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c
index 5d23128..fc10f8e 100644
--- a/lib/dpif-netdev.c
+++ b/lib/dpif-netdev.c
@@ -4246,6 +4246,8 @@ reload:
VLOG_DBG("Core %d processing port \'%s\' with queue-id %d\n",
pmd->core_id, netdev_rxq_get_name(poll_list[i].rxq->rx),
netdev_rxq_get_queue_id(poll_list[i].rxq->rx));
+ /* Reset the rxq current cycles counter. */
+ dp_netdev_rxq_set_cycles(poll_list[i].rxq, RXQ_CYCLES_PROC_CURR, 0);
}
if (!poll_cnt) {
--
1.9.1
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