Signed-off-by: Ilya Maximets <[email protected]>
---
lib/dpif-netdev.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/lib/dpif-netdev.c b/lib/dpif-netdev.c
index 8e9a623..8af2811 100644
--- a/lib/dpif-netdev.c
+++ b/lib/dpif-netdev.c
@@ -3317,13 +3317,15 @@ reconfigure_datapath(struct dp_netdev *dp)
}
/* Add every port to the tx cache of every pmd thread, if it's not
- * there already. */
- HMAP_FOR_EACH(port, node, &dp->ports) {
- CMAP_FOR_EACH(pmd, node, &dp->poll_threads) {
- ovs_mutex_lock(&pmd->port_mutex);
- dp_netdev_add_port_tx_to_pmd(pmd, port);
- ovs_mutex_unlock(&pmd->port_mutex);
+ * there already and if this pmd has at least one rxq to poll. */
+ CMAP_FOR_EACH(pmd, node, &dp->poll_threads) {
+ ovs_mutex_lock(&pmd->port_mutex);
+ if (hmap_count(&pmd->poll_list) || pmd->core_id == NON_PMD_CORE_ID) {
+ HMAP_FOR_EACH(port, node, &dp->ports) {
+ dp_netdev_add_port_tx_to_pmd(pmd, port);
+ }
}
+ ovs_mutex_unlock(&pmd->port_mutex);
}
/* Reload affected pmd threads. */
--
2.7.4
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