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>
This commit is contained in:
Eric Dumazet
2010-05-10 05:01:31 -07:00
committed by David S. Miller
parent 2b0b05ddc0
commit 1ae5dc342a
168 changed files with 103 additions and 314 deletions

View File

@@ -992,7 +992,6 @@ static int octeon_mgmt_xmit(struct sk_buff *skb, struct net_device *netdev)
/* Ring the bell. */
cvmx_write_csr(CVMX_MIXX_ORING2(port), 1);
netdev->trans_start = jiffies;
rv = NETDEV_TX_OK;
out:
octeon_mgmt_update_tx_stats(netdev);