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Commit f70f250a authored by Steffen Klassert's avatar Steffen Klassert
Browse files

net: Allow IPsec GSO for local sockets 



This patch allows local sockets to make use of XFRM GSO code path.

Signed-off-by: default avatarSteffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: default avatarIlan Tayari <ilant@mellanox.com>
parent 7e9e9202

include/net/xfrm.h

+19 −0
Original line number Diff line number Diff line
@@ -1858,6 +1858,20 @@ 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;
@@ -1900,6 +1914,11 @@ 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)

net/core/sock.c

+1 −1
Original line number Diff line number Diff line
@@ -1757,7 +1757,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst) 
		sk->sk_route_caps |= NETIF_F_GSO_SOFTWARE;

	sk->sk_route_caps &= ~sk->sk_route_nocaps;

	if (sk_can_gso(sk)) {

		if (dst->header_len) {

		if (dst->header_len && !xfrm_dst_offload_ok(dst)) {

			sk->sk_route_caps &= ~NETIF_F_GSO_MASK;

		} else {

			sk->sk_route_caps |= NETIF_F_SG | NETIF_F_HW_CSUM;