From: Stephen Hemminger <shemminger@vyatta•com>
To: "David S. Miller" <davem@davemloft•net>
Cc: netdev@vger•kernel.org
Subject: [PATCH 4/9] ifb: convert to 64 bit stats
Date: Wed, 08 Jun 2011 17:54:00 -0700 [thread overview]
Message-ID: <20110609005417.507470402@vyatta.com> (raw)
In-Reply-To: 20110609005356.160260858@vyatta.com
[-- Attachment #1: ifb-stats64.patch --]
[-- Type: text/plain, Size: 2495 bytes --]
Convert input functional block device to use 64 bit stats.
Signed-off-by: Stephen Hemminger <shemminger@vyatta•com>
--- a/drivers/net/ifb.c 2011-06-07 16:58:31.317079332 -0700
+++ b/drivers/net/ifb.c 2011-06-07 17:29:02.958161955 -0700
@@ -42,7 +42,14 @@ struct ifb_private {
struct tasklet_struct ifb_tasklet;
int tasklet_pending;
struct sk_buff_head rq;
+ u64 rx_packets;
+ u64 rx_bytes;
+ u64 rx_dropped;
+
struct sk_buff_head tq;
+ u64 tx_packets;
+ u64 tx_bytes;
+ u64 tx_dropped;
};
static int numifbs = 2;
@@ -57,7 +64,6 @@ static void ri_tasklet(unsigned long dev
struct net_device *_dev = (struct net_device *)dev;
struct ifb_private *dp = netdev_priv(_dev);
- struct net_device_stats *stats = &_dev->stats;
struct netdev_queue *txq;
struct sk_buff *skb;
@@ -77,15 +83,16 @@ static void ri_tasklet(unsigned long dev
skb->tc_verd = 0;
skb->tc_verd = SET_TC_NCLS(skb->tc_verd);
- stats->tx_packets++;
- stats->tx_bytes +=skb->len;
+
+ dp->tx_packets++;
+ dp->tx_bytes +=skb->len;
rcu_read_lock();
skb->dev = dev_get_by_index_rcu(&init_net, skb->skb_iif);
if (!skb->dev) {
rcu_read_unlock();
dev_kfree_skb(skb);
- stats->tx_dropped++;
+ dp->tx_dropped++;
if (skb_queue_len(&dp->tq) != 0)
goto resched;
break;
@@ -120,9 +127,26 @@ resched:
}
+static struct rtnl_link_stats64 *ifb_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats)
+{
+ struct ifb_private *dp = netdev_priv(dev);
+
+ stats->rx_packets = dp->rx_packets;
+ stats->rx_bytes = dp->rx_bytes;
+ stats->rx_dropped = dp->rx_dropped;
+ stats->tx_packets = dp->tx_packets;
+ stats->tx_bytes = dp->tx_bytes;
+ stats->tx_dropped = dp->tx_dropped;
+
+ return stats;
+}
+
+
static const struct net_device_ops ifb_netdev_ops = {
.ndo_open = ifb_open,
.ndo_stop = ifb_close,
+ .ndo_get_stats64 = ifb_stats64,
.ndo_start_xmit = ifb_xmit,
.ndo_validate_addr = eth_validate_addr,
};
@@ -153,15 +177,14 @@ static void ifb_setup(struct net_device
static netdev_tx_t ifb_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct ifb_private *dp = netdev_priv(dev);
- struct net_device_stats *stats = &dev->stats;
u32 from = G_TC_FROM(skb->tc_verd);
- stats->rx_packets++;
- stats->rx_bytes+=skb->len;
+ dp->rx_packets++;
+ dp->rx_bytes+=skb->len;
if (!(from & (AT_INGRESS|AT_EGRESS)) || !skb->skb_iif) {
dev_kfree_skb(skb);
- stats->rx_dropped++;
+ dp->rx_dropped++;
return NETDEV_TX_OK;
}
next prev parent reply other threads:[~2011-06-09 1:16 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-09 0:53 [PATCH 0/9] 64 bit statistics for VM and 10G drivers Stephen Hemminger
2011-06-09 0:53 ` [PATCH 1/9] vmxnet3: convert to 64 bit stats interface Stephen Hemminger
2011-06-09 5:17 ` [Pv-drivers] " Scott Goldman
2011-06-09 0:53 ` [PATCH 2/9] xen: " Stephen Hemminger
2011-06-09 1:56 ` Ben Hutchings
2011-06-14 21:07 ` Konrad Rzeszutek Wilk
2011-06-15 8:38 ` [Xen-devel] " Ian Campbell
2011-06-09 0:53 ` [PATCH 3/9] veth: convert to 64 bit statistics Stephen Hemminger
2011-06-09 2:00 ` Ben Hutchings
2011-06-09 3:22 ` Stephen Hemminger
2011-06-10 16:34 ` Ben Hutchings
2011-06-09 6:26 ` David Miller
2011-06-09 0:54 ` Stephen Hemminger [this message]
2011-06-09 3:29 ` [PATCH 4/9] ifb: convert to 64 bit stats Eric Dumazet
2011-06-09 3:32 ` Stephen Hemminger
2011-06-09 3:37 ` Eric Dumazet
2011-06-09 0:54 ` [PATCH 5/9] netxen: convert to 64 bit statistics Stephen Hemminger
2011-06-09 6:13 ` Amit Salecha
2011-06-09 6:27 ` David Miller
2011-06-09 0:54 ` [PATCH 6/9] enic: update to support 64 bit stats Stephen Hemminger
2011-06-09 6:27 ` David Miller
2011-06-09 17:43 ` roprabhu
2011-06-09 0:54 ` [PATCH 7/9] myricom: update to " Stephen Hemminger
2011-06-09 6:27 ` David Miller
2011-06-09 0:54 ` [PATCH 8/9] niu: support 64 bit stats interface Stephen Hemminger
2011-06-09 6:27 ` David Miller
2011-06-09 0:54 ` [PATCH 9/9] s2io: implement 64 bit stats Stephen Hemminger
2011-06-09 1:52 ` Ben Hutchings
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