Use netdev->tstats instead of a member of usbnet 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@xxxxxxxxx>
---
drivers/net/usb/usbnet.c | 23 +++++++----------------
include/linux/usb/usbnet.h | 6 ++----
2 files changed, 9 insertions(+), 20 deletions(-)
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 6062dc278..1447da1d5 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -304,7 +304,7 @@ 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);
+ struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->net->tstats);
unsigned long flags;
int status;
@@ -980,15 +980,6 @@ 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);
-
- netdev_stats_to_stats64(stats, &net->stats);
- dev_fetch_sw_netstats(stats, dev->stats64);
-}
-EXPORT_SYMBOL_GPL(usbnet_get_stats64);
-
u32 usbnet_get_link (struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
@@ -1220,7 +1211,7 @@ static void tx_complete (struct urb *urb)
struct usbnet *dev = entry->dev;
if (urb->status == 0) {
- struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->stats64);
+ struct pcpu_sw_netstats *stats64 = this_cpu_ptr(dev->net->tstats);
unsigned long flags;
flags = u64_stats_update_begin_irqsave(&stats64->syncp);
@@ -1596,7 +1587,7 @@ void usbnet_disconnect (struct usb_interface *intf)
usb_free_urb(dev->interrupt);
kfree(dev->padding_pkt);
- free_percpu(dev->stats64);
+ free_percpu(net->tstats);
free_netdev(net);
}
EXPORT_SYMBOL_GPL(usbnet_disconnect);
@@ -1608,7 +1599,7 @@ 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_get_stats64 = dev_get_tstats64,
.ndo_set_mac_address = eth_mac_addr,
.ndo_validate_addr = eth_validate_addr,
};
@@ -1671,8 +1662,8 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
dev->driver_info = info;
dev->driver_name = name;
- dev->stats64 = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
- if (!dev->stats64)
+ net->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
+ if (!net->tstats)
goto out0;
dev->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV
@@ -1812,7 +1803,7 @@ 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);
+ free_percpu(net->tstats);
out0:
free_netdev(net);
out:
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index 2e4f7721f..1f6dfa977 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -65,8 +65,6 @@ 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
@@ -285,7 +283,7 @@ 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);
+
+#define usbnet_get_stats64 dev_get_tstats64
#endif /* __LINUX_USB_USBNET_H */
--
2.29.2
