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authorStephen Hemminger <shemminger@linux-foundation.org>2009-01-09 14:00:58 +0100
committerDavid S. Miller <davem@davemloft.net>2009-01-21 23:01:58 +0100
commit410e9d8f9ce962923b52096d40781a569803c760 (patch)
treee521d57dd5cfdd527af7637aa2a45e45e4e06483
parentusb/mcs7830: Don't use buffers from stack for USB transfers (diff)
downloadlinux-410e9d8f9ce962923b52096d40781a569803c760.tar.xz
linux-410e9d8f9ce962923b52096d40781a569803c760.zip
atm: br2684 internal stats
Now that stats are in net_device, use them. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/atm/br2684.c38
1 files changed, 15 insertions, 23 deletions
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index ea9438fc6855..993cbf6078c2 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -83,7 +83,6 @@ struct br2684_dev {
struct list_head br2684_devs;
int number;
struct list_head brvccs; /* one device <=> one vcc (before xmas) */
- struct net_device_stats stats;
int mac_was_set;
enum br2684_payload payload;
};
@@ -148,9 +147,10 @@ static struct net_device *br2684_find_dev(const struct br2684_if_spec *s)
* the way for multiple vcc's per itf. Returns true if we can send,
* otherwise false
*/
-static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev,
+static int br2684_xmit_vcc(struct sk_buff *skb, struct net_device *dev,
struct br2684_vcc *brvcc)
{
+ struct br2684_dev *brdev = BRPRIV(dev);
struct atm_vcc *atmvcc;
int minheadroom = (brvcc->encaps == e_llc) ? 10 : 2;
@@ -211,8 +211,8 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev,
}
atomic_add(skb->truesize, &sk_atm(atmvcc)->sk_wmem_alloc);
ATM_SKB(skb)->atm_options = atmvcc->atm_options;
- brdev->stats.tx_packets++;
- brdev->stats.tx_bytes += skb->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
atmvcc->send(atmvcc, skb);
return 1;
}
@@ -233,14 +233,14 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
brvcc = pick_outgoing_vcc(skb, brdev);
if (brvcc == NULL) {
pr_debug("no vcc attached to dev %s\n", dev->name);
- brdev->stats.tx_errors++;
- brdev->stats.tx_carrier_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_carrier_errors++;
/* netif_stop_queue(dev); */
dev_kfree_skb(skb);
read_unlock(&devs_lock);
return 0;
}
- if (!br2684_xmit_vcc(skb, brdev, brvcc)) {
+ if (!br2684_xmit_vcc(skb, dev, brvcc)) {
/*
* We should probably use netif_*_queue() here, but that
* involves added complication. We need to walk before
@@ -248,19 +248,13 @@ static int br2684_start_xmit(struct sk_buff *skb, struct net_device *dev)
*
* Don't free here! this pointer might be no longer valid!
*/
- brdev->stats.tx_errors++;
- brdev->stats.tx_fifo_errors++;
+ dev->stats.tx_errors++;
+ dev->stats.tx_fifo_errors++;
}
read_unlock(&devs_lock);
return 0;
}
-static struct net_device_stats *br2684_get_stats(struct net_device *dev)
-{
- pr_debug("br2684_get_stats\n");
- return &BRPRIV(dev)->stats;
-}
-
/*
* We remember when the MAC gets set, so we don't override it later with
* the ESI of the ATM card of the first VC
@@ -430,17 +424,17 @@ static void br2684_push(struct atm_vcc *atmvcc, struct sk_buff *skb)
/* sigh, interface is down? */
if (unlikely(!(net_dev->flags & IFF_UP)))
goto dropped;
- brdev->stats.rx_packets++;
- brdev->stats.rx_bytes += skb->len;
+ net_dev->stats.rx_packets++;
+ net_dev->stats.rx_bytes += skb->len;
memset(ATM_SKB(skb), 0, sizeof(struct atm_skb_data));
netif_rx(skb);
return;
dropped:
- brdev->stats.rx_dropped++;
+ net_dev->stats.rx_dropped++;
goto free_skb;
error:
- brdev->stats.rx_errors++;
+ net_dev->stats.rx_errors++;
free_skb:
dev_kfree_skb(skb);
return;
@@ -531,8 +525,8 @@ static int br2684_regvcc(struct atm_vcc *atmvcc, void __user * arg)
skb->next = skb->prev = NULL;
br2684_push(atmvcc, skb);
- BRPRIV(skb->dev)->stats.rx_bytes -= skb->len;
- BRPRIV(skb->dev)->stats.rx_packets--;
+ skb->dev->stats.rx_bytes -= skb->len;
+ skb->dev->stats.rx_packets--;
skb = next;
}
@@ -554,7 +548,6 @@ static void br2684_setup(struct net_device *netdev)
my_eth_mac_addr = netdev->set_mac_address;
netdev->set_mac_address = br2684_mac_addr;
netdev->hard_start_xmit = br2684_start_xmit;
- netdev->get_stats = br2684_get_stats;
INIT_LIST_HEAD(&brdev->brvccs);
}
@@ -568,7 +561,6 @@ static void br2684_setup_routed(struct net_device *netdev)
my_eth_mac_addr = netdev->set_mac_address;
netdev->set_mac_address = br2684_mac_addr;
netdev->hard_start_xmit = br2684_start_xmit;
- netdev->get_stats = br2684_get_stats;
netdev->addr_len = 0;
netdev->mtu = 1500;
netdev->type = ARPHRD_PPP;