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| author | Jacob Keller <jacob.e.keller@intel.com> | 2013-09-21 10:24:25 +0400 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2013-10-29 15:15:11 +0400 |
| commit | 3b5dca262f52793fdff4d0d970e8f1cec3f7f2ef (patch) | |
| tree | 81d1ffab074ace7b70b5a127f87257370e81a375 /drivers/net/ethernet/intel/ixgbevf/ethtool.c | |
| parent | c777cdfa4e69548f45078165d17828dd6711120f (diff) | |
| download | linux-3b5dca262f52793fdff4d0d970e8f1cec3f7f2ef.tar.xz | |
ixgbevf: add BP_EXTENDED_STATS for CONFIG_NET_RX_BUSY_POLL
This patch adds the extended statistics similar to the ixgbe driver. These
statistics keep track of how often the busy polling yields, as well as how many
packets are cleaned or missed by the polling routine.
Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbevf/ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ixgbevf/ethtool.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/ixgbevf/ethtool.c b/drivers/net/ethernet/intel/ixgbevf/ethtool.c index 21adb1bc1706..44f7c42d8f58 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ethtool.c +++ b/drivers/net/ethernet/intel/ixgbevf/ethtool.c @@ -74,6 +74,14 @@ static const struct ixgbe_stats ixgbe_gstrings_stats[] = { zero_base)}, {"tx_csum_offload_ctxt", IXGBEVF_STAT(hw_csum_tx_good, zero_base, zero_base)}, +#ifdef BP_EXTENDED_STATS + {"rx_bp_poll_yield", IXGBEVF_STAT(bp_rx_yields, zero_base, zero_base)}, + {"rx_bp_cleaned", IXGBEVF_STAT(bp_rx_cleaned, zero_base, zero_base)}, + {"rx_bp_misses", IXGBEVF_STAT(bp_rx_missed, zero_base, zero_base)}, + {"tx_bp_napi_yield", IXGBEVF_STAT(bp_tx_yields, zero_base, zero_base)}, + {"tx_bp_cleaned", IXGBEVF_STAT(bp_tx_cleaned, zero_base, zero_base)}, + {"tx_bp_misses", IXGBEVF_STAT(bp_tx_missed, zero_base, zero_base)}, +#endif }; #define IXGBE_QUEUE_STATS_LEN 0 @@ -391,6 +399,30 @@ static void ixgbevf_get_ethtool_stats(struct net_device *netdev, { struct ixgbevf_adapter *adapter = netdev_priv(netdev); int i; +#ifdef BP_EXTENDED_STATS + u64 rx_yields = 0, rx_cleaned = 0, rx_missed = 0, + tx_yields = 0, tx_cleaned = 0, tx_missed = 0; + + for (i = 0; i < adapter->num_rx_queues; i++) { + rx_yields += adapter->rx_ring[i].bp_yields; + rx_cleaned += adapter->rx_ring[i].bp_cleaned; + rx_yields += adapter->rx_ring[i].bp_yields; + } + + for (i = 0; i < adapter->num_tx_queues; i++) { + tx_yields += adapter->tx_ring[i].bp_yields; + tx_cleaned += adapter->tx_ring[i].bp_cleaned; + tx_yields += adapter->tx_ring[i].bp_yields; + } + + adapter->bp_rx_yields = rx_yields; + adapter->bp_rx_cleaned = rx_cleaned; + adapter->bp_rx_missed = rx_missed; + + adapter->bp_tx_yields = tx_yields; + adapter->bp_tx_cleaned = tx_cleaned; + adapter->bp_tx_missed = tx_missed; +#endif ixgbevf_update_stats(adapter); for (i = 0; i < IXGBE_GLOBAL_STATS_LEN; i++) { |