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/arm/ether3.c b/drivers/net/arm/ether3.c
index d9de9bce2395..1361b7367c28 100644
--- a/drivers/net/arm/ether3.c
+++ b/drivers/net/arm/ether3.c
@@ -529,7 +529,6 @@ ether3_sendpacket(struct sk_buff *skb, struct net_device *dev)
                 return NETDEV_TX_BUSY;  /* unable to queue */
         }
 
-        dev->trans_start = jiffies;
         ptr              = 0x600 * priv(dev)->tx_head;
         priv(dev)->tx_head = next_ptr;
         next_ptr        *= 0x600;