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/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index 0376c3e472a7..221f440c10f4 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -327,7 +327,6 @@ static int mpc52xx_fec_start_xmit(struct sk_buff *skb, struct net_device *dev)
         }
 
         spin_lock_irqsave(&priv->lock, flags);
-        dev->trans_start = jiffies;
 
         bd = (struct bcom_fec_bd *)
                 bcom_prepare_next_buffer(priv->tx_dmatsk);