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>
diff --git a/drivers/net/eepro.c b/drivers/net/eepro.c
index eed65d8..8d97f16 100644
--- a/drivers/net/eepro.c
+++ b/drivers/net/eepro.c
@@ -1161,8 +1161,7 @@
 			/* we won't wake queue here because we're out of space */
 			dev->stats.tx_dropped++;
 		else {
-		dev->stats.tx_bytes+=skb->len;
-		dev->trans_start = jiffies;
+			dev->stats.tx_bytes+=skb->len;
 			netif_wake_queue(dev);
 		}