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, 1 insertions, 2 deletions

diff --git a/drivers/net/a2065.c b/drivers/net/a2065.c
index ce0a0b8787d8..ecaa28c6f505 100644
--- a/drivers/net/a2065.c
+++ b/drivers/net/a2065.c
@@ -525,7 +525,7 @@ static inline int lance_reset (struct net_device *dev)
         load_csrs (lp);
 
         lance_init_ring (dev);
-        dev->trans_start = jiffies;
+        dev->trans_start = jiffies; /* prevent tx timeout */
         netif_start_queue(dev);
 
         status = init_restart_lance (lp);
@@ -588,7 +588,6 @@ static netdev_tx_t lance_start_xmit (struct sk_buff *skb,
 
         /* Kick the lance: transmit now */
         ll->rdp = LE_C0_INEA | LE_C0_TDMD;
-        dev->trans_start = jiffies;
         dev_kfree_skb (skb);
 
         local_irq_restore(flags);