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openvswitch: Make tunnel set action attach a metadata dst

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Utilize the new metadata dst to attach encapsulation instructions to
the skb. The existing egress_tun_info via the OVS_CB() is left in
place until all tunnel vports have been converted to the new method.

Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Thomas Graf 2015-07-21 10:44:03 +02:00 • committed by David S. Miller
parent 0dfbdf4102
commit 34ae932a40
6 changed files with 82 additions and 16 deletions
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5
net/openvswitch/flow.h
View file

@ -33,6 +33,7 @@
#include <linux/flex_array.h>
#include <net/inet_ecn.h>
#include <net/ip_tunnels.h>
#include <net/dst_metadata.h>
struct sk_buff;
@ -45,6 +46,10 @@ struct sk_buff;
#define TUN_METADATA_OPTS(flow_key, opt_len) \
((void *)((flow_key)->tun_opts + TUN_METADATA_OFFSET(opt_len)))
struct ovs_tunnel_info {
struct metadata_dst *tun_dst;
};
#define OVS_SW_FLOW_KEY_METADATA_SIZE \
(offsetof(struct sw_flow_key, recirc_id) + \
FIELD_SIZEOF(struct sw_flow_key, recirc_id))