drivers: net: last_rx elimination
Eric Dumazet [Sat, 10 Apr 2010 22:48:14 +0000 (22:48 +0000)]
Network drivers do not have to update last_rx, unless they need it for
their private use.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bcm63xx_enet.c
drivers/net/can/at91_can.c
drivers/net/ixgbevf/ixgbevf_main.c
drivers/net/ksz884x.c
drivers/net/octeon/octeon_mgmt.c
drivers/net/stmmac/stmmac_main.c
drivers/net/vmxnet3/vmxnet3_drv.c

index 37a4be5..9a8bdea 100644 (file)
@@ -344,7 +344,6 @@ static int bcm_enet_receive_queue(struct net_device *dev, int budget)
                skb->protocol = eth_type_trans(skb, dev);
                priv->stats.rx_packets++;
                priv->stats.rx_bytes += len;
-               dev->last_rx = jiffies;
                netif_receive_skb(skb);
 
        } while (--budget > 0);
index 3f7ceae..5f98348 100644 (file)
@@ -661,7 +661,6 @@ static int at91_poll_err(struct net_device *dev, int quota, u32 reg_sr)
        at91_poll_err_frame(dev, cf, reg_sr);
        netif_receive_skb(skb);
 
-       dev->last_rx = jiffies;
        dev->stats.rx_packets++;
        dev->stats.rx_bytes += cf->can_dlc;
 
@@ -898,7 +897,6 @@ static void at91_irq_err(struct net_device *dev)
        at91_irq_err_state(dev, cf, new_state);
        netif_rx(skb);
 
-       dev->last_rx = jiffies;
        dev->stats.rx_packets++;
        dev->stats.rx_bytes += cf->can_dlc;
 
index d0c3538..960e985 100644 (file)
@@ -611,7 +611,6 @@ static bool ixgbevf_clean_rx_irq(struct ixgbevf_q_vector *q_vector,
                skb->protocol = eth_type_trans(skb, adapter->netdev);
 
                ixgbevf_receive_skb(q_vector, skb, staterr, rx_ring, rx_desc);
-               adapter->netdev->last_rx = jiffies;
 
 next_desc:
                rx_desc->wb.upper.status_error = 0;
index 8701858..4a231bd 100644 (file)
@@ -5054,8 +5054,6 @@ static inline int rx_proc(struct net_device *dev, struct ksz_hw* hw,
        priv->stats.rx_bytes += packet_len;
 
        /* Notify upper layer for received packet. */
-       dev->last_rx = jiffies;
-
        rx_status = netif_rx(skb);
 
        return 0;
index 0e2ff1e..6b1d443 100644 (file)
@@ -317,7 +317,6 @@ good:
                skb->protocol = eth_type_trans(skb, netdev);
                netdev->stats.rx_packets++;
                netdev->stats.rx_bytes += skb->len;
-               netdev->last_rx = jiffies;
                netif_receive_skb(skb);
                rc = 0;
        } else if (re.s.code == RING_ENTRY_CODE_MORE) {
index cc532ef..cbe2404 100644 (file)
@@ -1280,7 +1280,6 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 
                        priv->dev->stats.rx_packets++;
                        priv->dev->stats.rx_bytes += frame_len;
-                       priv->dev->last_rx = jiffies;
                }
                entry = next_entry;
                p = p_next;     /* use prefetched values */
index 58dfa36..90e783a 100644 (file)
@@ -1174,7 +1174,6 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
                                netif_receive_skb(skb);
                        }
 
-                       adapter->netdev->last_rx = jiffies;
                        ctx->skb = NULL;
                }