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authorHeiner Kallweit <hkallweit1@gmail.com>2020-11-20 12:22:23 +0100
committerJakub Kicinski <kuba@kernel.org>2020-11-21 14:40:50 -0800
commit7609ecb2ed2868a253ca5ea995d845802dbf1865 (patch)
tree82b7685a1c1042a71838b91e66171b1a05b9c735 /net/bridge/br_device.c
parent9c89cc9b7fad80b6827334da4ea776c6b84addc4 (diff)
net: bridge: switch to net core statistics counters handling
Use netdev->tstats instead of a member of net_bridge for storing a pointer to the per-cpu counters. This allows us to use core functionality for statistics handling. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Link: https://lore.kernel.org/r/9bad2be2-fd84-7c6e-912f-cee433787018@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/bridge/br_device.c')
-rw-r--r--net/bridge/br_device.c31
1 files changed, 9 insertions, 22 deletions
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 77bcc84875af..adb674a860d3 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -30,7 +30,6 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
struct net_bridge *br = netdev_priv(dev);
struct net_bridge_fdb_entry *dst;
struct net_bridge_mdb_entry *mdst;
- struct pcpu_sw_netstats *brstats = this_cpu_ptr(br->stats);
const struct nf_br_ops *nf_ops;
u8 state = BR_STATE_FORWARDING;
const unsigned char *dest;
@@ -45,10 +44,7 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
}
- u64_stats_update_begin(&brstats->syncp);
- brstats->tx_packets++;
- brstats->tx_bytes += skb->len;
- u64_stats_update_end(&brstats->syncp);
+ dev_sw_netstats_tx_add(dev, 1, skb->len);
br_switchdev_frame_unmark(skb);
BR_INPUT_SKB_CB(skb)->brdev = dev;
@@ -119,26 +115,26 @@ static int br_dev_init(struct net_device *dev)
struct net_bridge *br = netdev_priv(dev);
int err;
- br->stats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
- if (!br->stats)
+ dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
+ if (!dev->tstats)
return -ENOMEM;
err = br_fdb_hash_init(br);
if (err) {
- free_percpu(br->stats);
+ free_percpu(dev->tstats);
return err;
}
err = br_mdb_hash_init(br);
if (err) {
- free_percpu(br->stats);
+ free_percpu(dev->tstats);
br_fdb_hash_fini(br);
return err;
}
err = br_vlan_init(br);
if (err) {
- free_percpu(br->stats);
+ free_percpu(dev->tstats);
br_mdb_hash_fini(br);
br_fdb_hash_fini(br);
return err;
@@ -146,7 +142,7 @@ static int br_dev_init(struct net_device *dev)
err = br_multicast_init_stats(br);
if (err) {
- free_percpu(br->stats);
+ free_percpu(dev->tstats);
br_vlan_flush(br);
br_mdb_hash_fini(br);
br_fdb_hash_fini(br);
@@ -165,7 +161,7 @@ static void br_dev_uninit(struct net_device *dev)
br_vlan_flush(br);
br_mdb_hash_fini(br);
br_fdb_hash_fini(br);
- free_percpu(br->stats);
+ free_percpu(dev->tstats);
}
static int br_dev_open(struct net_device *dev)
@@ -202,15 +198,6 @@ static int br_dev_stop(struct net_device *dev)
return 0;
}
-static void br_get_stats64(struct net_device *dev,
- struct rtnl_link_stats64 *stats)
-{
- struct net_bridge *br = netdev_priv(dev);
-
- netdev_stats_to_stats64(stats, &dev->stats);
- dev_fetch_sw_netstats(stats, br->stats);
-}
-
static int br_change_mtu(struct net_device *dev, int new_mtu)
{
struct net_bridge *br = netdev_priv(dev);
@@ -404,7 +391,7 @@ static const struct net_device_ops br_netdev_ops = {
.ndo_init = br_dev_init,
.ndo_uninit = br_dev_uninit,
.ndo_start_xmit = br_dev_xmit,
- .ndo_get_stats64 = br_get_stats64,
+ .ndo_get_stats64 = dev_get_tstats64,
.ndo_set_mac_address = br_set_mac_address,
.ndo_set_rx_mode = br_dev_set_multicast_list,
.ndo_change_rx_flags = br_dev_change_rx_flags,