net: trans_start cleanups

Now that core network takes care of trans_start updates, dont do it
in drivers themselves, if possible. Drivers can avoid one cache miss
(on dev->trans_start) in their start_xmit() handler.

Exceptions are NETIF_F_LLTX drivers

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

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/net/mac89x0.c b/drivers/net/mac89x0.c
index c0876e915eed..69fa4ef64dd2 100644
--- a/drivers/net/mac89x0.c
+++ b/drivers/net/mac89x0.c
@@ -408,7 +408,6 @@ net_send_packet(struct sk_buff *skb, struct net_device *dev)
                                   skb->len+1);
 
         local_irq_restore(flags);
-        dev->trans_start = jiffies;
         dev_kfree_skb (skb);
 
         return NETDEV_TX_OK;