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author | Eric Dumazet <eric.dumazet@gmail.com> | 2010-05-10 05:01:31 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2010-05-10 05:01:31 -0700 |
commit | 1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1 (patch) | |
tree | d1955a7639e99832590df26466a34d5786a880ae /drivers/net/forcedeth.c | |
parent | 2b0b05ddc04b6d45e71cd36405df512075786f1e (diff) | |
download | lwn-1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1.tar.gz lwn-1ae5dc342ac78d7a42965fd1f323815f6f5ef2c1.zip |
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>
Diffstat (limited to 'drivers/net/forcedeth.c')
-rw-r--r-- | drivers/net/forcedeth.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index e282d0ae6a3d..268ea4d566d7 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -2214,7 +2214,6 @@ static netdev_tx_t nv_start_xmit(struct sk_buff *skb, struct net_device *dev) dprintk("\n"); } - dev->trans_start = jiffies; writel(NVREG_TXRXCTL_KICK|np->txrxctl_bits, get_hwbase(dev) + NvRegTxRxControl); return NETDEV_TX_OK; } @@ -2369,7 +2368,6 @@ static netdev_tx_t nv_start_xmit_optimized(struct sk_buff *skb, dprintk("\n"); } - dev->trans_start = jiffies; writel(NVREG_TXRXCTL_KICK|np->txrxctl_bits, get_hwbase(dev) + NvRegTxRxControl); return NETDEV_TX_OK; } |