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path: root/drivers/net/gtp.c
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Diffstat (limited to 'drivers/net/gtp.c')
-rw-r--r--drivers/net/gtp.c39
1 files changed, 13 insertions, 26 deletions
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index 2b5357d94ff5..ba4704c2c640 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -711,25 +711,11 @@ static int gtp_encap_recv(struct sock *sk, struct sk_buff *skb)
return ret;
}
-static int gtp_dev_init(struct net_device *dev)
-{
- struct gtp_dev *gtp = netdev_priv(dev);
-
- gtp->dev = dev;
-
- dev->tstats = netdev_alloc_pcpu_stats(struct pcpu_sw_netstats);
- if (!dev->tstats)
- return -ENOMEM;
-
- return 0;
-}
-
static void gtp_dev_uninit(struct net_device *dev)
{
struct gtp_dev *gtp = netdev_priv(dev);
gtp_encap_disable(gtp);
- free_percpu(dev->tstats);
}
static inline void gtp0_push_header(struct sk_buff *skb, struct pdp_ctx *pctx)
@@ -942,10 +928,8 @@ tx_err:
}
static const struct net_device_ops gtp_netdev_ops = {
- .ndo_init = gtp_dev_init,
.ndo_uninit = gtp_dev_uninit,
.ndo_start_xmit = gtp_dev_xmit,
- .ndo_get_stats64 = dev_get_tstats64,
};
static const struct device_type gtp_type = {
@@ -957,6 +941,7 @@ static void gtp_link_setup(struct net_device *dev)
unsigned int max_gtp_header_len = sizeof(struct iphdr) +
sizeof(struct udphdr) +
sizeof(struct gtp0_header);
+ struct gtp_dev *gtp = netdev_priv(dev);
dev->netdev_ops = &gtp_netdev_ops;
dev->needs_free_netdev = true;
@@ -970,11 +955,13 @@ static void gtp_link_setup(struct net_device *dev)
dev->type = ARPHRD_NONE;
dev->flags = IFF_POINTOPOINT | IFF_NOARP | IFF_MULTICAST;
+ dev->pcpu_stat_type = NETDEV_PCPU_STAT_TSTATS;
dev->priv_flags |= IFF_NO_QUEUE;
dev->features |= NETIF_F_LLTX;
netif_keep_dst(dev);
dev->needed_headroom = LL_MAX_HEADER + max_gtp_header_len;
+ gtp->dev = dev;
}
static int gtp_hashtable_new(struct gtp_dev *gtp, int hsize);
@@ -1876,23 +1863,23 @@ static int __net_init gtp_net_init(struct net *net)
return 0;
}
-static void __net_exit gtp_net_exit(struct net *net)
+static void __net_exit gtp_net_exit_batch_rtnl(struct list_head *net_list,
+ struct list_head *dev_to_kill)
{
- struct gtp_net *gn = net_generic(net, gtp_net_id);
- struct gtp_dev *gtp;
- LIST_HEAD(list);
+ struct net *net;
- rtnl_lock();
- list_for_each_entry(gtp, &gn->gtp_dev_list, list)
- gtp_dellink(gtp->dev, &list);
+ list_for_each_entry(net, net_list, exit_list) {
+ struct gtp_net *gn = net_generic(net, gtp_net_id);
+ struct gtp_dev *gtp;
- unregister_netdevice_many(&list);
- rtnl_unlock();
+ list_for_each_entry(gtp, &gn->gtp_dev_list, list)
+ gtp_dellink(gtp->dev, dev_to_kill);
+ }
}
static struct pernet_operations gtp_net_ops = {
.init = gtp_net_init,
- .exit = gtp_net_exit,
+ .exit_batch_rtnl = gtp_net_exit_batch_rtnl,
.id = &gtp_net_id,
.size = sizeof(struct gtp_net),
};