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net/sched: act_tunnel_key: add helper inlines to access tcf_tunnel_key

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Needed for drivers to pick the relevant action when offloading tunnel
key act.

Signed-off-by: Hadar Hen Zion <hadarh@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hadar Hen Zion 2016-11-07 15:14:36 +02:00 committed by David S. Miller
parent 35b80733b3
commit 9ce183b4c4
2 changed files with 37 additions and 1 deletions
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37
include/net/tc_act/tc_tunnel_key.h
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@ -12,6 +12,8 @@
#define __NET_TC_TUNNEL_KEY_H
#include <net/act_api.h>
#include <linux/tc_act/tc_tunnel_key.h>
#include <net/dst_metadata.h>
struct tcf_tunnel_key_params {
struct rcu_head rcu;
@ -27,4 +29,39 @@ struct tcf_tunnel_key {
#define to_tunnel_key(a) ((struct tcf_tunnel_key *)a)
static inline bool is_tcf_tunnel_set(const struct tc_action *a)
{
#ifdef CONFIG_NET_CLS_ACT
struct tcf_tunnel_key *t = to_tunnel_key(a);
struct tcf_tunnel_key_params *params = rtnl_dereference(t->params);
if (a->ops && a->ops->type == TCA_ACT_TUNNEL_KEY)
return params->tcft_action == TCA_TUNNEL_KEY_ACT_SET;
#endif
return false;
}
static inline bool is_tcf_tunnel_release(const struct tc_action *a)
{
#ifdef CONFIG_NET_CLS_ACT
struct tcf_tunnel_key *t = to_tunnel_key(a);
struct tcf_tunnel_key_params *params = rtnl_dereference(t->params);
if (a->ops && a->ops->type == TCA_ACT_TUNNEL_KEY)
return params->tcft_action == TCA_TUNNEL_KEY_ACT_RELEASE;
#endif
return false;
}
static inline struct ip_tunnel_info *tcf_tunnel_info(const struct tc_action *a)
{
#ifdef CONFIG_NET_CLS_ACT
struct tcf_tunnel_key *t = to_tunnel_key(a);
struct tcf_tunnel_key_params *params = rtnl_dereference(t->params);
return &params->tcft_enc_metadata->u.tun_info;
#else
return NULL;
#endif
}
#endif /* __NET_TC_TUNNEL_KEY_H */

1
net/sched/act_tunnel_key.c
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@ -16,7 +16,6 @@
#include <net/netlink.h>
#include <net/pkt_sched.h>
#include <net/dst.h>
#include <net/dst_metadata.h>
#include <linux/tc_act/tc_tunnel_key.h>
#include <net/tc_act/tc_tunnel_key.h>