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[net,10/10] net/mlx4_en: Save slave ethtool stats command

Message ID 1477574842-29688-11-git-send-email-tariqt@mellanox.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Tariq Toukan Oct. 27, 2016, 1:27 p.m. UTC
Following the previous patch, as an optimization, the slave will
not even bother sending the DUMP_ETH_STATS command over the
comm channel.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 314f54c8dbed..12c99a2655f2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -1917,8 +1917,9 @@  static void mlx4_en_clear_stats(struct net_device *dev)
 	struct mlx4_en_dev *mdev = priv->mdev;
 	int i;
 
-	if (mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 1))
-		en_dbg(HW, priv, "Failed dumping statistics\n");
+	if (!mlx4_is_slave(mdev->dev))
+		if (mlx4_en_DUMP_ETH_STATS(mdev, priv->port, 1))
+			en_dbg(HW, priv, "Failed dumping statistics\n");
 
 	memset(&priv->pstats, 0, sizeof(priv->pstats));
 	memset(&priv->pkstats, 0, sizeof(priv->pkstats));