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authorSinghai, Anjali <anjali.singhai@intel.com>2015-12-14 21:21:17 +0100
committerDavid S. Miller <davem@davemloft.net>2015-12-16 16:58:46 +0100
commita8170d2b9e8d38a1f3fa3b40b6f8cd34a87d5382 (patch)
treef7cf5049f4f8a4326f222b80a2fb9d7f27e18d9f /drivers/net/geneve.c
parentnet: sctp: dynamically enable or disable pf state (diff)
downloadlinux-a8170d2b9e8d38a1f3fa3b40b6f8cd34a87d5382.tar.xz
linux-a8170d2b9e8d38a1f3fa3b40b6f8cd34a87d5382.zip
geneve: Add geneve udp port offload for ethernet devices
Add ndo_ops to add/del UDP ports to a device that supports geneve offload. v2: Comment fix. Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com> Signed-off-by: Kiran Patil <kiran.patil@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/geneve.c')
-rw-r--r--drivers/net/geneve.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 0750d7a93878..89325e483ecf 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -380,8 +380,11 @@ static struct socket *geneve_create_sock(struct net *net, bool ipv6,
static void geneve_notify_add_rx_port(struct geneve_sock *gs)
{
+ struct net_device *dev;
struct sock *sk = gs->sock->sk;
+ struct net *net = sock_net(sk);
sa_family_t sa_family = sk->sk_family;
+ __be16 port = inet_sk(sk)->inet_sport;
int err;
if (sa_family == AF_INET) {
@@ -390,6 +393,14 @@ static void geneve_notify_add_rx_port(struct geneve_sock *gs)
pr_warn("geneve: udp_add_offload failed with status %d\n",
err);
}
+
+ rcu_read_lock();
+ for_each_netdev_rcu(net, dev) {
+ if (dev->netdev_ops->ndo_add_geneve_port)
+ dev->netdev_ops->ndo_add_geneve_port(dev, sa_family,
+ port);
+ }
+ rcu_read_unlock();
}
static int geneve_hlen(struct genevehdr *gh)
@@ -530,8 +541,20 @@ static struct geneve_sock *geneve_socket_create(struct net *net, __be16 port,
static void geneve_notify_del_rx_port(struct geneve_sock *gs)
{
+ struct net_device *dev;
struct sock *sk = gs->sock->sk;
+ struct net *net = sock_net(sk);
sa_family_t sa_family = sk->sk_family;
+ __be16 port = inet_sk(sk)->inet_sport;
+
+ rcu_read_lock();
+ for_each_netdev_rcu(net, dev) {
+ if (dev->netdev_ops->ndo_del_geneve_port)
+ dev->netdev_ops->ndo_del_geneve_port(dev, sa_family,
+ port);
+ }
+
+ rcu_read_unlock();
if (sa_family == AF_INET)
udp_del_offload(&gs->udp_offloads);