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/can/mcp251x.c b/drivers/net/can/mcp251x.c
index 8431eb08075d..b11a0cb5ed81 100644
--- a/drivers/net/can/mcp251x.c
+++ b/drivers/net/can/mcp251x.c
@@ -475,7 +475,6 @@ static netdev_tx_t mcp251x_hard_start_xmit(struct sk_buff *skb,
 
         netif_stop_queue(net);
         priv->tx_skb = skb;
-        net->trans_start = jiffies;
         queue_work(priv->wq, &priv->tx_work);
 
         return NETDEV_TX_OK;