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igb: Use the instance of net_device_stats from net_device.

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Since net_device has an instance of net_device_stats,
we can remove the instance of this from the adapter structure.

Signed-off-by: Ajit Khaparde <ajitk@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ajit Khaparde
2009-10-07 02:42:56 +00:00
committed by David S. Miller
parent 2d86f1393c
commit 8d24e93309
3 changed files with 30 additions and 30 deletions
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39
drivers/net/igb/igb_main.c
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@@ -3534,10 +3534,8 @@ static void igb_reset_task(struct work_struct *work)
**/
static struct net_device_stats *igb_get_stats(struct net_device *netdev)
{
struct igb_adapter *adapter = netdev_priv(netdev);
/* only return the current stats */
return &adapter->net_stats;
return &netdev->stats;
}
/**
@@ -3623,6 +3621,7 @@ static int igb_change_mtu(struct net_device *netdev, int new_mtu)
void igb_update_stats(struct igb_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
struct e1000_hw *hw = &adapter->hw;
struct pci_dev *pdev = adapter->pdev;
u16 phy_tmp;
@@ -3712,8 +3711,8 @@ void igb_update_stats(struct igb_adapter *adapter)
adapter->stats.icrxdmtc += rd32(E1000_ICRXDMTC);
/* Fill out the OS statistics structure */
adapter->net_stats.multicast = adapter->stats.mprc;
adapter->net_stats.collisions = adapter->stats.colc;
netdev->stats.multicast = adapter->stats.mprc;
netdev->stats.collisions = adapter->stats.colc;
/* Rx Errors */
@@ -3734,7 +3733,7 @@ void igb_update_stats(struct igb_adapter *adapter)
adapter->rx_ring[i].rx_stats.drops += rqdpc_tmp;
rqdpc_total += adapter->rx_ring[i].rx_stats.drops;
}
adapter->net_stats.rx_fifo_errors = rqdpc_total;
netdev->stats.rx_fifo_errors = rqdpc_total;
}
/* Note RNBC (Receive No Buffers Count) is an not an exact
@@ -3742,26 +3741,26 @@ void igb_update_stats(struct igb_adapter *adapter)
* one of the reason for saving it in rx_fifo_errors, as its
* potentially not a true drop.
*/
adapter->net_stats.rx_fifo_errors += adapter->stats.rnbc;
netdev->stats.rx_fifo_errors += adapter->stats.rnbc;
/* RLEC on some newer hardware can be incorrect so build
* our own version based on RUC and ROC */
adapter->net_stats.rx_errors = adapter->stats.rxerrc +
netdev->stats.rx_errors = adapter->stats.rxerrc +
adapter->stats.crcerrs + adapter->stats.algnerrc +
adapter->stats.ruc + adapter->stats.roc +
adapter->stats.cexterr;
adapter->net_stats.rx_length_errors = adapter->stats.ruc +
netdev->stats.rx_length_errors = adapter->stats.ruc +
adapter->stats.roc;
adapter->net_stats.rx_crc_errors = adapter->stats.crcerrs;
adapter->net_stats.rx_frame_errors = adapter->stats.algnerrc;
adapter->net_stats.rx_missed_errors = adapter->stats.mpc;
netdev->stats.rx_crc_errors = adapter->stats.crcerrs;
netdev->stats.rx_frame_errors = adapter->stats.algnerrc;
netdev->stats.rx_missed_errors = adapter->stats.mpc;
/* Tx Errors */
adapter->net_stats.tx_errors = adapter->stats.ecol +
netdev->stats.tx_errors = adapter->stats.ecol +
adapter->stats.latecol;
adapter->net_stats.tx_aborted_errors = adapter->stats.ecol;
adapter->net_stats.tx_window_errors = adapter->stats.latecol;
adapter->net_stats.tx_carrier_errors = adapter->stats.tncrs;
netdev->stats.tx_aborted_errors = adapter->stats.ecol;
netdev->stats.tx_window_errors = adapter->stats.latecol;
netdev->stats.tx_carrier_errors = adapter->stats.tncrs;
/* Tx Dropped needs to be maintained elsewhere */
@@ -4640,8 +4639,8 @@ static bool igb_clean_tx_irq(struct igb_ring *tx_ring)
tx_ring->total_packets += total_packets;
tx_ring->tx_stats.bytes += total_bytes;
tx_ring->tx_stats.packets += total_packets;
adapter->net_stats.tx_bytes += total_bytes;
adapter->net_stats.tx_packets += total_packets;
netdev->stats.tx_bytes += total_bytes;
netdev->stats.tx_packets += total_packets;
return (count < tx_ring->count);
}
@@ -4884,8 +4883,8 @@ next_desc:
rx_ring->total_bytes += total_bytes;
rx_ring->rx_stats.packets += total_packets;
rx_ring->rx_stats.bytes += total_bytes;
adapter->net_stats.rx_bytes += total_bytes;
adapter->net_stats.rx_packets += total_packets;
netdev->stats.rx_bytes += total_bytes;
netdev->stats.rx_packets += total_packets;
return cleaned;
}