[dpdk-dev] [PATCH v3 06/20] ixgbe: add a message when forcing scatter mode

[David Marchand <david.marchand@6wind.com>]

Signed-off-by: David Marchand <david.marchand@6wind.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
---
 lib/librte_pmd_ixgbe/ixgbe_rxtx.c |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
index 9a3fd0d..98fbd46 100644
--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
@@ -3488,12 +3488,16 @@ ixgbe_dev_rx_init(struct rte_eth_dev *dev)
 		/* It adds dual VLAN length for supporting dual VLAN */
 		if ((dev->data->dev_conf.rxmode.max_rx_pkt_len +
 				2 * IXGBE_VLAN_TAG_SIZE) > buf_size){
+			if (!dev->data->scattered_rx)
+				PMD_INIT_LOG(DEBUG, "forcing scatter mode");
 			dev->data->scattered_rx = 1;
 			dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
 		}
 	}
 
 	if (dev->data->dev_conf.rxmode.enable_scatter) {
+		if (!dev->data->scattered_rx)
+			PMD_INIT_LOG(DEBUG, "forcing scatter mode");
 		dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
 		dev->data->scattered_rx = 1;
 	}
@@ -3979,12 +3983,16 @@ ixgbevf_dev_rx_init(struct rte_eth_dev *dev)
 		/* It adds dual VLAN length for supporting dual VLAN */
 		if ((dev->data->dev_conf.rxmode.max_rx_pkt_len +
 				2 * IXGBE_VLAN_TAG_SIZE) > buf_size) {
+			if (!dev->data->scattered_rx)
+				PMD_INIT_LOG(DEBUG, "forcing scatter mode");
 			dev->data->scattered_rx = 1;
 			dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
 		}
 	}
 
 	if (dev->data->dev_conf.rxmode.enable_scatter) {
+		if (!dev->data->scattered_rx)
+			PMD_INIT_LOG(DEBUG, "forcing scatter mode");
 		dev->rx_pkt_burst = ixgbe_recv_scattered_pkts;
 		dev->data->scattered_rx = 1;
 	}
-- 
1.7.10.4