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Diffstat (limited to 'net/openvswitch/vport-geneve.c')
-rw-r--r--net/openvswitch/vport-geneve.c49
1 files changed, 46 insertions, 3 deletions
diff --git a/net/openvswitch/vport-geneve.c b/net/openvswitch/vport-geneve.c
index 106a9d80b663..484864dd0e68 100644
--- a/net/openvswitch/vport-geneve.c
+++ b/net/openvswitch/vport-geneve.c
@@ -17,6 +17,7 @@
#include <linux/rculist.h>
#include <linux/udp.h>
#include <linux/if_vlan.h>
+#include <linux/module.h>
#include <net/geneve.h>
#include <net/icmp.h>
@@ -28,6 +29,8 @@
#include "datapath.h"
#include "vport.h"
+static struct vport_ops ovs_geneve_vport_ops;
+
/**
* struct geneve_port - Keeps track of open UDP ports
* @gs: The socket created for this port number.
@@ -65,7 +68,7 @@ static void tunnel_id_to_vni(__be64 tun_id, __u8 *vni)
}
/* Convert 24 bit VNI to 64 bit tunnel ID. */
-static __be64 vni_to_tunnel_id(__u8 *vni)
+static __be64 vni_to_tunnel_id(const __u8 *vni)
{
#ifdef __BIG_ENDIAN
return (vni[0] << 16) | (vni[1] << 8) | vni[2];
@@ -94,7 +97,9 @@ static void geneve_rcv(struct geneve_sock *gs, struct sk_buff *skb)
key = vni_to_tunnel_id(geneveh->vni);
- ovs_flow_tun_info_init(&tun_info, ip_hdr(skb), key, flags,
+ ovs_flow_tun_info_init(&tun_info, ip_hdr(skb),
+ udp_hdr(skb)->source, udp_hdr(skb)->dest,
+ key, flags,
geneveh->options, opts_len);
ovs_vport_receive(vport, skb, &tun_info);
@@ -214,7 +219,10 @@ static int geneve_tnl_send(struct vport *vport, struct sk_buff *skb)
false);
if (err < 0)
ip_rt_put(rt);
+ return err;
+
error:
+ kfree_skb(skb);
return err;
}
@@ -225,11 +233,46 @@ static const char *geneve_get_name(const struct vport *vport)
return geneve_port->name;
}
-const struct vport_ops ovs_geneve_vport_ops = {
+static int geneve_get_egress_tun_info(struct vport *vport, struct sk_buff *skb,
+ struct ovs_tunnel_info *egress_tun_info)
+{
+ struct geneve_port *geneve_port = geneve_vport(vport);
+ struct net *net = ovs_dp_get_net(vport->dp);
+ __be16 dport = inet_sk(geneve_port->gs->sock->sk)->inet_sport;
+ __be16 sport = udp_flow_src_port(net, skb, 1, USHRT_MAX, true);
+
+ /* Get tp_src and tp_dst, refert to geneve_build_header().
+ */
+ return ovs_tunnel_get_egress_info(egress_tun_info,
+ ovs_dp_get_net(vport->dp),
+ OVS_CB(skb)->egress_tun_info,
+ IPPROTO_UDP, skb->mark, sport, dport);
+}
+
+static struct vport_ops ovs_geneve_vport_ops = {
.type = OVS_VPORT_TYPE_GENEVE,
.create = geneve_tnl_create,
.destroy = geneve_tnl_destroy,
.get_name = geneve_get_name,
.get_options = geneve_get_options,
.send = geneve_tnl_send,
+ .owner = THIS_MODULE,
+ .get_egress_tun_info = geneve_get_egress_tun_info,
};
+
+static int __init ovs_geneve_tnl_init(void)
+{
+ return ovs_vport_ops_register(&ovs_geneve_vport_ops);
+}
+
+static void __exit ovs_geneve_tnl_exit(void)
+{
+ ovs_vport_ops_unregister(&ovs_geneve_vport_ops);
+}
+
+module_init(ovs_geneve_tnl_init);
+module_exit(ovs_geneve_tnl_exit);
+
+MODULE_DESCRIPTION("OVS: Geneve swiching port");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("vport-type-5");