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/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c
index e14505272870..c3d07382b7fa 100644
--- a/drivers/net/irda/vlsi_ir.c
+++ b/drivers/net/irda/vlsi_ir.c
@@ -1037,7 +1037,6 @@ static netdev_tx_t vlsi_hard_start_xmit(struct sk_buff *skb,
                 wmb();
                 outw(0, iobase+VLSI_PIO_PROMPT);
         }
-        ndev->trans_start = jiffies;
 
         if (ring_put(r) == NULL) {
                 netif_stop_queue(ndev);