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net ixgbevf: ethtool statistics yields/misses fixes

Message ID CAKMD_B1woL6tWv+D9SVrOwA6VEeWX1pY22DEuw1jn-Vq=+Lp6g@mail.gmail.com
State Awaiting Upstream, archived
Delegated to: David Miller
Headers show

Commit Message

Tristan Colgate Dec. 17, 2015, 3:16 p.m. UTC 
ixgbevf over counts yields and does not actually count misses.
---
 drivers/net/ethernet/intel/ixgbevf/ethtool.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

        adapter->bp_rx_yields = rx_yields;
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Patch

diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c
b/drivers/net/ethernet/intel/ixgbevf/ethtool.c
index d3e5f5b..ffdd8df 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c
@@ -417,13 +417,13 @@  static void ixgbevf_get_ethtool_stats(struct
net_device *netdev,
        for (i = 0; i < adapter->num_rx_queues; i++) {
                rx_yields += adapter->rx_ring[i]->stats.yields;
                rx_cleaned += adapter->rx_ring[i]->stats.cleaned;
-               rx_yields += adapter->rx_ring[i]->stats.yields;
+               rx_missed += adapter->rx_ring[i]->stats.misses;
        }

        for (i = 0; i < adapter->num_tx_queues; i++) {
                tx_yields += adapter->tx_ring[i]->stats.yields;
                tx_cleaned += adapter->tx_ring[i]->stats.cleaned;
-               tx_yields += adapter->tx_ring[i]->stats.yields;
+               tx_missed += adapter->tx_ring[i]->stats.misses;
        }