diff options
| author | Chuck Ebbert | 2005-07-03 03:28:22 +0200 |
|---|---|---|
| committer | Jeff Garzik | 2005-07-31 07:06:10 +0200 |
| commit | 18c16c696e8b2323a306af455c686df15c717206 (patch) | |
| tree | a273c9fe65d970a10490b838f95e2d52e2193ed3 /drivers | |
| parent | [PATCH] loopback: #ifdef the TSO code (diff) | |
| download | kernel-qcow2-linux-18c16c696e8b2323a306af455c686df15c717206.tar.gz kernel-qcow2-linux-18c16c696e8b2323a306af455c686df15c717206.tar.xz kernel-qcow2-linux-18c16c696e8b2323a306af455c686df15c717206.zip | |
[PATCH] loopback: optimize stats
This patch slightly optimizes the loopback driver's stats update.
Saves two loads, one add and one increment per packet sent.
Signed-off-by: Chuck Ebbert <76306.1226@compuserve.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/loopback.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index c1e3cee8ec33..dba76169e774 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -151,9 +151,9 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev) lb_stats = &per_cpu(loopback_stats, get_cpu()); lb_stats->rx_bytes += skb->len; - lb_stats->tx_bytes += skb->len; + lb_stats->tx_bytes = lb_stats->rx_bytes; lb_stats->rx_packets++; - lb_stats->tx_packets++; + lb_stats->tx_packets = lb_stats->rx_packets; put_cpu(); netif_rx(skb); |