[dpdk-dev] [PATCH 2/2] bnx2x: Skip RX producer refresh when pkts not received

[Rasesh Mody]

Signed-off-by: Rasesh Mody <rasesh.mody at qlogic.com>
---
 drivers/net/bnx2x/bnx2x_rxtx.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/bnx2x/bnx2x_rxtx.c b/drivers/net/bnx2x/bnx2x_rxtx.c
index ccece43..28bc520 100644
--- a/drivers/net/bnx2x/bnx2x_rxtx.c
+++ b/drivers/net/bnx2x/bnx2x_rxtx.c
@@ -381,6 +381,9 @@ bnx2x_recv_pkts(void *p_rxq, struct rte_mbuf **rx_pkts, uint16_t nb_pkts)
 	sw_cq_cons = rxq->rx_cq_head;
 	sw_cq_prod = rxq->rx_cq_tail;
 
+	if (sw_cq_cons == hw_cq_cons)
+		return 0;
+
 	while (nb_rx < nb_pkts && sw_cq_cons != hw_cq_cons) {
 
 		bd_prod &= MAX_RX_BD(rxq);
-- 
1.7.10.3