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, 2 deletions

diff --git a/drivers/net/sunbmac.c b/drivers/net/sunbmac.c
index 52913155ce47..34446b6d9a3c 100644
--- a/drivers/net/sunbmac.c
+++ b/drivers/net/sunbmac.c
@@ -982,8 +982,6 @@ static int bigmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
         sbus_writel(CREG_CTRL_TWAKEUP, bp->creg + CREG_CTRL);
 
 
-        dev->trans_start = jiffies;
-
         return NETDEV_TX_OK;
 }