diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
index 38456d0bcfd20dbae6f2d4a42a80a8f4f8ccc0e2..a3aa0a27dfe56b22121a0571cc4eaca1b2bbee03 100644
--- a/drivers/net/usb/asix_devices.c
+++ b/drivers/net/usb/asix_devices.c
@@ -206,6 +206,7 @@ static const struct net_device_ops ax88172_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = asix_ioctl,
@@ -591,6 +592,7 @@ static const struct net_device_ops ax88772_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = asix_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = asix_ioctl,
@@ -1044,6 +1046,7 @@ static const struct net_device_ops ax88178_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = asix_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_rx_mode = asix_set_multicast,
diff --git a/drivers/net/usb/ax88172a.c b/drivers/net/usb/ax88172a.c
index 6308386b09dfeafcb12c7912b06e8acf6aaff69b..501576f538546392381471da43f0d2897df243bd 100644
--- a/drivers/net/usb/ax88172a.c
+++ b/drivers/net/usb/ax88172a.c
@@ -143,6 +143,7 @@ static const struct net_device_ops ax88172a_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = asix_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = ax88172a_ioctl,
diff --git a/drivers/net/usb/ax88179_178a.c b/drivers/net/usb/ax88179_178a.c
index 4a0ae7ce83f6b76abab36f08215623eb437dbd97..51cf60092a18e33924f52c568d91a33f30828b21 100644
--- a/drivers/net/usb/ax88179_178a.c
+++ b/drivers/net/usb/ax88179_178a.c
@@ -959,6 +959,7 @@ static const struct net_device_ops ax88179_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_change_mtu = ax88179_change_mtu,
.ndo_set_mac_address = ax88179_set_mac_addr,
.ndo_validate_addr = eth_validate_addr,
diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c
index 3a98f3762a4c81debc023d04b9c01876c6cbdc5f..a6b997cffd3b6e4c4f039a3d3dee5f386bb17e48 100644
--- a/drivers/net/usb/cdc_mbim.c
+++ b/drivers/net/usb/cdc_mbim.c
@@ -100,6 +100,7 @@ static const struct net_device_ops cdc_mbim_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_change_mtu = cdc_ncm_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index b6c1d3abad967da3f79c514be1428d3b9d336be3..bb3f71f9fbde06ef1a8d514dbb856c8aa7ff5130 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -753,6 +753,7 @@ static const struct net_device_ops cdc_ncm_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_change_mtu = cdc_ncm_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index fea1b64ca26a6c284758bf0a827f582ba57def3a..b91f92e4e5f22d659d89c35d8accc6ef03191b74 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -343,6 +343,7 @@ static const struct net_device_ops dm9601_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = dm9601_ioctl,
.ndo_set_rx_mode = dm9601_set_multicast,
diff --git a/drivers/net/usb/int51x1.c b/drivers/net/usb/int51x1.c
index 4ff70b22c6eec0e0516373b02b66c71fae158028..5a43b77a6b9c60ef4f2b667ae0ffaa86aa65d4bd 100644
--- a/drivers/net/usb/int51x1.c
+++ b/drivers/net/usb/int51x1.c
@@ -144,6 +144,7 @@ static const struct net_device_ops int51x1_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_rx_mode = int51x1_set_multicast,
diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c
index 5771ff261fa8d0ff6199d975aaca2131d8bce409..5a47e5510ca8243eed8f12cc86a4ec70ac42658e 100644
--- a/drivers/net/usb/mcs7830.c
+++ b/drivers/net/usb/mcs7830.c
@@ -475,6 +475,7 @@ static const struct net_device_ops mcs7830_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = mcs7830_ioctl,
.ndo_set_rx_mode = mcs7830_set_multicast,
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 629fe64cd74a58fc299f805e1c7cc35b1053b2e2..adbed261cc8aed15138fb6090258988c6c112a85 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -542,6 +542,7 @@ static const struct net_device_ops qmi_wwan_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = qmi_wwan_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index c5b21138b7eb1723579528532deb1b7ea9c2aa72..e96e2e5673d724ea5e009b686ca32afaf921190f 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -291,6 +291,7 @@ static const struct net_device_ops rndis_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
diff --git a/drivers/net/usb/sierra_net.c b/drivers/net/usb/sierra_net.c
index c8f60b887c22e2b839a0e9ab5d9fe3a6e5a3595a..2110ab3513f0446a9a090a83de66b0044b0791c9 100644
--- a/drivers/net/usb/sierra_net.c
+++ b/drivers/net/usb/sierra_net.c
@@ -199,6 +199,7 @@ static const struct net_device_ops sierra_net_device_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
index 1ab0ff43c6a2245c74f677a6aae454e0ef841410..1ce01dbd494f3581236a3afcd71e145a5eb6cb52 100644
--- a/drivers/net/usb/smsc75xx.c
+++ b/drivers/net/usb/smsc75xx.c
@@ -1381,6 +1381,7 @@ static const struct net_device_ops smsc75xx_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_change_mtu = smsc75xx_change_mtu,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 4a8bf960cbb9082c18998c64e328f5ecfb980e9f..c2f67cecdf5bfcd4d7b07566c8aaaf7ec14269e2 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -1248,6 +1248,7 @@ static const struct net_device_ops smsc95xx_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = smsc95xx_ioctl,
diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c
index 950a3a9466bdaf62931cd2781a598af2cf6ad478..317287f4409c840638f2ef30df36754805fb2410 100644
--- a/drivers/net/usb/sr9700.c
+++ b/drivers/net/usb/sr9700.c
@@ -308,6 +308,7 @@ static const struct net_device_ops sr9700_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = sr9700_ioctl,
.ndo_set_rx_mode = sr9700_set_multicast,
diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c
index a696b628782ce00cc664681e76069b28d72d796b..9277a0f228dfa6de355c74d2652edcf2fb1d2f4b 100644
--- a/drivers/net/usb/sr9800.c
+++ b/drivers/net/usb/sr9800.c
@@ -679,6 +679,7 @@ static const struct net_device_ops sr9800_netdev_ops = {
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = sr_set_mac_address,
.ndo_validate_addr = eth_validate_addr,
.ndo_do_ioctl = sr_ioctl,
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 13d4ec5f6f34f6bd16e29576a1e5cb0c1dd3dce9..9890656af7358b6b8c8edb2d208627230cbc63ef 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -316,6 +316,7 @@ static void __usbnet_status_stop_force(struct usbnet *dev)
*/
void usbnet_skb_return (struct usbnet *dev, struct sk_buff *skb)
{
+ struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->stats64);
int status;
if (test_bit(EVENT_RX_PAUSED, &dev->flags)) {
@@ -327,8 +328,10 @@ void usbnet_skb_return (struct usbnet *dev, struct sk_buff *skb)
if (skb->protocol == 0)
skb->protocol = eth_type_trans (skb, dev->net);
- dev->net->stats.rx_packets++;
- dev->net->stats.rx_bytes += skb->len;
+ u64_stats_update_begin(&stats64->syncp);
+ stats64->rx_packets++;
+ stats64->rx_bytes += skb->len;
+ u64_stats_update_end(&stats64->syncp);
netif_dbg(dev, rx_status, dev->net, "< rx, len %zu, type 0x%x\n",
skb->len + sizeof (struct ethhdr), skb->protocol);
@@ -981,6 +984,37 @@ int usbnet_set_link_ksettings(struct net_device *net,
}
EXPORT_SYMBOL_GPL(usbnet_set_link_ksettings);
+void usbnet_get_stats64(struct net_device *net, struct rtnl_link_stats64 *stats)
+{
+ struct usbnet *dev = netdev_priv(net);
+ unsigned int start;
+ int cpu;
+
+ netdev_stats_to_stats64(stats, &net->stats);
+
+ for_each_possible_cpu(cpu) {
+ struct pcpu_sw_netstats *stats64;
+ u64 rx_packets, rx_bytes;
+ u64 tx_packets, tx_bytes;
+
+ stats64 = per_cpu_ptr(dev->stats64, cpu);
+
+ do {
+ start = u64_stats_fetch_begin_irq(&stats64->syncp);
+ rx_packets = stats64->rx_packets;
+ rx_bytes = stats64->rx_bytes;
+ tx_packets = stats64->tx_packets;
+ tx_bytes = stats64->tx_bytes;
+ } while (u64_stats_fetch_retry_irq(&stats64->syncp, start));
+
+ stats->rx_packets += rx_packets;
+ stats->rx_bytes += rx_bytes;
+ stats->tx_packets += tx_packets;
+ stats->tx_bytes += tx_bytes;
+ }
+}
+EXPORT_SYMBOL_GPL(usbnet_get_stats64);
+
u32 usbnet_get_link (struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
@@ -1212,8 +1246,12 @@ static void tx_complete (struct urb *urb)
struct usbnet *dev = entry->dev;
if (urb->status == 0) {
- dev->net->stats.tx_packets += entry->packets;
- dev->net->stats.tx_bytes += entry->length;
+ struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->stats64);
+
+ u64_stats_update_begin(&stats64->syncp);
+ stats64->tx_packets += entry->packets;
+ stats64->tx_bytes += entry->length;
+ u64_stats_update_end(&stats64->syncp);
} else {
dev->net->stats.tx_errors++;
@@ -1570,6 +1608,7 @@ void usbnet_disconnect (struct usb_interface *intf)
usb_free_urb(dev->interrupt);
kfree(dev->padding_pkt);
+ free_percpu(dev->stats64);
free_netdev(net);
}
EXPORT_SYMBOL_GPL(usbnet_disconnect);
@@ -1581,6 +1620,7 @@ static const struct net_device_ops usbnet_netdev_ops = {
.ndo_tx_timeout = usbnet_tx_timeout,
.ndo_set_rx_mode = usbnet_set_rx_mode,
.ndo_change_mtu = usbnet_change_mtu,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
@@ -1642,6 +1682,11 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
dev->intf = udev;
dev->driver_info = info;
dev->driver_name = name;
+
+ dev->stats64 = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
+ if (!dev->stats64)
+ goto out0;
+
dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV
| NETIF_MSG_PROBE | NETIF_MSG_LINK);
init_waitqueue_head(&dev->wait);
@@ -1781,6 +1826,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
*/
cancel_work_sync(&dev->kevent);
del_timer_sync(&dev->delay);
+ free_percpu(dev->stats64);
+out0:
free_netdev(net);
out:
return status;
diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c
index 785334f7a5386e82c32cd6fe41dee6d36b37b969..3b68eaffb48c32e709be0cdb0f12f539a06dbfc5 100644
--- a/drivers/net/wireless/rndis_wlan.c
+++ b/drivers/net/wireless/rndis_wlan.c
@@ -3392,6 +3392,7 @@ static const struct net_device_ops rndis_wlan_netdev_ops = {
.ndo_stop = usbnet_stop,
.ndo_start_xmit = usbnet_start_xmit,
.ndo_tx_timeout = usbnet_tx_timeout,
+ .ndo_get_stats64 = usbnet_get_stats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
.ndo_set_rx_mode = rndis_wlan_set_multicast_list,
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index e2b56917450f24e9d4a3926fa8b1796829fcba1a..7dffa5624ea62bee992e547c44ed4a86a577b0a7 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -64,6 +64,8 @@ struct usbnet {
struct usb_anchor deferred;
struct tasklet_struct bh;
+ struct pcpu_sw_netstats __percpu *stats64;
+
struct work_struct kevent;
unsigned long flags;
# define EVENT_TX_HALT 0
@@ -278,5 +280,7 @@ extern int usbnet_status_start(struct usbnet *dev, gfp_t mem_flags);
extern void usbnet_status_stop(struct usbnet *dev);
extern void usbnet_update_max_qlen(struct usbnet *dev);
+extern void usbnet_get_stats64(struct net_device *dev,
+ struct rtnl_link_stats64 *stats);
#endif /* __LINUX_USB_USBNET_H */