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-rw-r--r--include/net/xfrm.h42
1 files changed, 30 insertions, 12 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index c0916ab18d32..f002a2c5e33c 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -43,6 +43,8 @@
MODULE_ALIAS("xfrm-mode-" __stringify(family) "-" __stringify(encap))
#define MODULE_ALIAS_XFRM_TYPE(family, proto) \
MODULE_ALIAS("xfrm-type-" __stringify(family) "-" __stringify(proto))
+#define MODULE_ALIAS_XFRM_OFFLOAD_TYPE(family, proto) \
+ MODULE_ALIAS("xfrm-offload-" __stringify(family) "-" __stringify(proto))
#ifdef CONFIG_XFRM_STATISTICS
#define XFRM_INC_STATS(net, field) SNMP_INC_STATS((net)->mib.xfrm_statistics, field)
@@ -163,6 +165,7 @@ struct xfrm_state {
int header_len;
int trailer_len;
u32 extra_flags;
+ u32 output_mark;
} props;
struct xfrm_lifetime_cfg lft;
@@ -296,10 +299,12 @@ struct xfrm_policy_afinfo {
struct dst_entry *(*dst_lookup)(struct net *net,
int tos, int oif,
const xfrm_address_t *saddr,
- const xfrm_address_t *daddr);
+ const xfrm_address_t *daddr,
+ u32 mark);
int (*get_saddr)(struct net *net, int oif,
xfrm_address_t *saddr,
- xfrm_address_t *daddr);
+ xfrm_address_t *daddr,
+ u32 mark);
void (*decode_session)(struct sk_buff *skb,
struct flowi *fl,
int reverse);
@@ -317,6 +322,7 @@ int xfrm_policy_register_afinfo(const struct xfrm_policy_afinfo *afinfo, int fam
void xfrm_policy_unregister_afinfo(const struct xfrm_policy_afinfo *afinfo);
void km_policy_notify(struct xfrm_policy *xp, int dir,
const struct km_event *c);
+void xfrm_policy_cache_flush(void);
void km_state_notify(struct xfrm_state *x, const struct km_event *c);
struct xfrm_tmpl;
@@ -563,7 +569,6 @@ struct xfrm_policy {
refcount_t refcnt;
struct timer_list timer;
- struct flow_cache_object flo;
atomic_t genid;
u32 priority;
u32 index;
@@ -978,7 +983,6 @@ struct xfrm_dst {
struct rt6_info rt6;
} u;
struct dst_entry *route;
- struct flow_cache_object flo;
struct xfrm_policy *pols[XFRM_POLICY_TYPE_MAX];
int num_pols, num_xfrms;
u32 xfrm_genid;
@@ -1015,6 +1019,7 @@ struct xfrm_offload {
#define CRYPTO_FALLBACK 8
#define XFRM_GSO_SEGMENT 16
#define XFRM_GRO 32
+#define XFRM_ESP_NO_TRAILER 64
__u32 status;
#define CRYPTO_SUCCESS 1
@@ -1226,9 +1231,6 @@ static inline void xfrm_sk_free_policy(struct sock *sk)
}
}
-void xfrm_garbage_collect(struct net *net);
-void xfrm_garbage_collect_deferred(struct net *net);
-
#else
static inline void xfrm_sk_free_policy(struct sock *sk) {}
@@ -1263,9 +1265,6 @@ static inline int xfrm6_policy_check_reverse(struct sock *sk, int dir,
{
return 1;
}
-static inline void xfrm_garbage_collect(struct net *net)
-{
-}
#endif
static __inline__
@@ -1565,7 +1564,7 @@ void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si);
u32 xfrm_replay_seqhi(struct xfrm_state *x, __be32 net_seq);
int xfrm_init_replay(struct xfrm_state *x);
int xfrm_state_mtu(struct xfrm_state *x, int mtu);
-int __xfrm_init_state(struct xfrm_state *x, bool init_replay);
+int __xfrm_init_state(struct xfrm_state *x, bool init_replay, bool offload);
int xfrm_init_state(struct xfrm_state *x);
int xfrm_prepare_input(struct xfrm_state *x, struct sk_buff *skb);
int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type);
@@ -1645,7 +1644,7 @@ static inline int xfrm4_udp_encap_rcv(struct sock *sk, struct sk_buff *skb)
struct dst_entry *__xfrm_dst_lookup(struct net *net, int tos, int oif,
const xfrm_address_t *saddr,
const xfrm_address_t *daddr,
- int family);
+ int family, u32 mark);
struct xfrm_policy *xfrm_policy_alloc(struct net *net, gfp_t gfp);
@@ -1863,6 +1862,20 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x,
struct xfrm_user_offload *xuo);
bool xfrm_dev_offload_ok(struct sk_buff *skb, struct xfrm_state *x);
+static inline bool xfrm_dst_offload_ok(struct dst_entry *dst)
+{
+ struct xfrm_state *x = dst->xfrm;
+
+ if (!x || !x->type_offload)
+ return false;
+
+ if (x->xso.offload_handle && (x->xso.dev == dst->path->dev) &&
+ !dst->child->xfrm)
+ return true;
+
+ return false;
+}
+
static inline void xfrm_dev_state_delete(struct xfrm_state *x)
{
struct xfrm_state_offload *xso = &x->xso;
@@ -1905,6 +1918,11 @@ static inline bool xfrm_dev_offload_ok(struct sk_buff *skb, struct xfrm_state *x
{
return false;
}
+
+static inline bool xfrm_dst_offload_ok(struct dst_entry *dst)
+{
+ return false;
+}
#endif
static inline int xfrm_mark_get(struct nlattr **attrs, struct xfrm_mark *m)