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batman-adv: convert remaining packet counters to per_cpu_ptr() infrastructure 

Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Acked-by: Martin Hundebøll <martin@hundeboll.net>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
This commit is contained in:
Marek Lindner 2012-06-23 11:47:53 +02:00 committed by Antonio Quartulli
parent 3eb8773e3a
commit 1c9b0550f4
3 changed files with 42 additions and 19 deletions
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5
net/batman-adv/bridge_loop_avoidance.c
View File

@ -340,8 +340,9 @@ static void batadv_bla_send_claim(struct batadv_priv *bat_priv, uint8_t *mac,
skb_reset_mac_header(skb);
skb->protocol = eth_type_trans(skb, soft_iface);
bat_priv->stats.rx_packets++;
bat_priv->stats.rx_bytes += skb->len + ETH_HLEN;
batadv_inc_counter(bat_priv, BATADV_CNT_RX);
batadv_add_counter(bat_priv, BATADV_CNT_RX_BYTES,
skb->len + ETH_HLEN);
soft_iface->last_rx = jiffies;
netif_rx(skb);

51
net/batman-adv/soft-interface.c
View File

@ -93,7 +93,14 @@ static int batadv_interface_release(struct net_device *dev)
static struct net_device_stats *batadv_interface_stats(struct net_device *dev)
{
struct batadv_priv *bat_priv = netdev_priv(dev);
return &bat_priv->stats;
struct net_device_stats *stats = &bat_priv->stats;
stats->tx_packets = batadv_sum_counter(bat_priv, BATADV_CNT_TX);
stats->tx_bytes = batadv_sum_counter(bat_priv, BATADV_CNT_TX_BYTES);
stats->tx_dropped = batadv_sum_counter(bat_priv, BATADV_CNT_TX_DROPPED);
stats->rx_packets = batadv_sum_counter(bat_priv, BATADV_CNT_RX);
stats->rx_bytes = batadv_sum_counter(bat_priv, BATADV_CNT_RX_BYTES);
return stats;
}
static int batadv_interface_set_mac_addr(struct net_device *dev, void *p)
@ -246,14 +253,14 @@ static int batadv_interface_tx(struct sk_buff *skb,
goto dropped_freed;
}
bat_priv->stats.tx_packets++;
bat_priv->stats.tx_bytes += data_len;
batadv_inc_counter(bat_priv, BATADV_CNT_TX);
batadv_add_counter(bat_priv, BATADV_CNT_TX_BYTES, data_len);
goto end;
dropped:
kfree_skb(skb);
dropped_freed:
bat_priv->stats.tx_dropped++;
batadv_inc_counter(bat_priv, BATADV_CNT_TX_DROPPED);
end:
if (primary_if)
batadv_hardif_free_ref(primary_if);
@ -308,8 +315,9 @@ void batadv_interface_rx(struct net_device *soft_iface,
/* skb->ip_summed = CHECKSUM_UNNECESSARY; */
bat_priv->stats.rx_packets++;
bat_priv->stats.rx_bytes += skb->len + ETH_HLEN;
batadv_inc_counter(bat_priv, BATADV_CNT_RX);
batadv_add_counter(bat_priv, BATADV_CNT_RX_BYTES,
skb->len + ETH_HLEN);
soft_iface->last_rx = jiffies;
@ -379,15 +387,22 @@ struct net_device *batadv_softif_create(const char *name)
if (!soft_iface)
goto out;
bat_priv = netdev_priv(soft_iface);
/* batadv_interface_stats() needs to be available as soon as
* register_netdevice() has been called
*/
bat_priv->bat_counters = __alloc_percpu(cnt_len, __alignof__(uint64_t));
if (!bat_priv->bat_counters)
goto free_soft_iface;
ret = register_netdevice(soft_iface);
if (ret < 0) {
pr_err("Unable to register the batman interface '%s': %i\n",
name, ret);
goto free_soft_iface;
goto free_bat_counters;
}
bat_priv = netdev_priv(soft_iface);
atomic_set(&bat_priv->aggregated_ogms, 1);
atomic_set(&bat_priv->bonding, 0);
atomic_set(&bat_priv->bridge_loop_avoidance, 0);
@ -417,17 +432,13 @@ struct net_device *batadv_softif_create(const char *name)
bat_priv->primary_if = NULL;
bat_priv->num_ifaces = 0;
bat_priv->bat_counters = __alloc_percpu(cnt_len, __alignof__(uint64_t));
if (!bat_priv->bat_counters)
goto unreg_soft_iface;
ret = batadv_algo_select(bat_priv, batadv_routing_algo);
if (ret < 0)
goto free_bat_counters;
goto unreg_soft_iface;
ret = batadv_sysfs_add_meshif(soft_iface);
if (ret < 0)
goto free_bat_counters;
goto unreg_soft_iface;
ret = batadv_debugfs_add_meshif(soft_iface);
if (ret < 0)
@ -443,12 +454,13 @@ unreg_debugfs:
batadv_debugfs_del_meshif(soft_iface);
unreg_sysfs:
batadv_sysfs_del_meshif(soft_iface);
free_bat_counters:
free_percpu(bat_priv->bat_counters);
unreg_soft_iface:
free_percpu(bat_priv->bat_counters);
unregister_netdevice(soft_iface);
return NULL;
free_bat_counters:
free_percpu(bat_priv->bat_counters);
free_soft_iface:
free_netdev(soft_iface);
out:
@ -518,6 +530,11 @@ static u32 batadv_get_link(struct net_device *dev)
static const struct {
const char name[ETH_GSTRING_LEN];
} batadv_counters_strings[] = {
{ "tx" },
{ "tx_bytes" },
{ "tx_dropped" },
{ "rx" },
{ "rx_bytes" },
{ "forward" },
{ "forward_bytes" },
{ "mgmt_tx" },

5
net/batman-adv/types.h
View File

@ -145,6 +145,11 @@ struct batadv_bcast_duplist_entry {
#endif
enum batadv_counters {
BATADV_CNT_TX,
BATADV_CNT_TX_BYTES,
BATADV_CNT_TX_DROPPED,
BATADV_CNT_RX,
BATADV_CNT_RX_BYTES,
BATADV_CNT_FORWARD,
BATADV_CNT_FORWARD_BYTES,
BATADV_CNT_MGMT_TX,