net/mlx4_en: Process all completions in RX rings after port goes up

[cascardo/linux.git] / drivers / net / ethernet / mellanox / mlx4 / en_netdev.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 7e703be..e25c11d 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1733,6 +1733,13 @@ int mlx4_en_start_port(struct net_device *dev)
                udp_tunnel_get_rx_info(dev);
 
        priv->port_up = true;
+
+       /* Process all completions if exist to prevent
+        * the queues freezing if they are full
+        */
+       for (i = 0; i < priv->rx_ring_num; i++)
+               napi_schedule(&priv->rx_cq[i]->napi);
+
        netif_tx_start_all_queues(dev);
        netif_device_attach(dev);