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authorYossef Efraim <yossefe@mellanox.com>2018-01-14 11:39:10 +0200
committerSteffen Klassert <steffen.klassert@secunet.com>2018-01-18 10:42:59 +0100
commit50bd870a9e5cca9fcf5fb4c130c373643d7d9906 (patch)
treee8195f25d0eab9eb269d97e360c573430c5af829 /include/net
parent4f7d58517f461aa6e7b7509668f04021e089323d (diff)
xfrm: Add ESN support for IPSec HW offload
This patch adds ESN support to IPsec device offload. Adding new xfrm device operation to synchronize device ESN. Signed-off-by: Yossef Efraim <yossefe@mellanox.com> Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/xfrm.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 2e6d4fe6b0ba..7d2077665c0b 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1904,6 +1904,14 @@ 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 void xfrm_dev_state_advance_esn(struct xfrm_state *x)
+{
+ struct xfrm_state_offload *xso = &x->xso;
+
+ if (xso->dev && xso->dev->xfrmdev_ops->xdo_dev_state_advance_esn)
+ xso->dev->xfrmdev_ops->xdo_dev_state_advance_esn(x);
+}
+
static inline bool xfrm_dst_offload_ok(struct dst_entry *dst)
{
struct xfrm_state *x = dst->xfrm;
@@ -1974,6 +1982,10 @@ static inline bool xfrm_dev_offload_ok(struct sk_buff *skb, struct xfrm_state *x
return false;
}
+static inline void xfrm_dev_state_advance_esn(struct xfrm_state *x)
+{
+}
+
static inline bool xfrm_dst_offload_ok(struct dst_entry *dst)
{
return false;