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udp: Add socket based GRO and config 

Add gro_receive and  gro_complete to struct udp_tunnel_sock_cfg.

Signed-off-by: Tom Herbert <tom@herbertland.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tom Herbert 2016-04-05 08:22:52 -07:00 committed by David S. Miller
parent a6024562ff
commit 38fd2af24f
2 changed files with 9 additions and 0 deletions
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7
include/net/udp_tunnel.h
View File

@ -64,6 +64,11 @@ static inline int udp_sock_create(struct net *net,
typedef int (*udp_tunnel_encap_rcv_t)(struct sock *sk, struct sk_buff *skb);
typedef void (*udp_tunnel_encap_destroy_t)(struct sock *sk);
typedef struct sk_buff **(*udp_tunnel_gro_receive_t)(struct sock *sk,
struct sk_buff **head,
struct sk_buff *skb);
typedef int (*udp_tunnel_gro_complete_t)(struct sock *sk, struct sk_buff *skb,
int nhoff);
struct udp_tunnel_sock_cfg {
void *sk_user_data; /* user data used by encap_rcv call back */
@ -71,6 +76,8 @@ struct udp_tunnel_sock_cfg {
__u8 encap_type;
udp_tunnel_encap_rcv_t encap_rcv;
udp_tunnel_encap_destroy_t encap_destroy;
udp_tunnel_gro_receive_t gro_receive;
udp_tunnel_gro_complete_t gro_complete;
};
/* Setup the given (UDP) sock to receive UDP encapsulated packets */

2
net/ipv4/udp_tunnel.c
View File

@ -69,6 +69,8 @@ void setup_udp_tunnel_sock(struct net *net, struct socket *sock,
udp_sk(sk)->encap_type = cfg->encap_type;
udp_sk(sk)->encap_rcv = cfg->encap_rcv;
udp_sk(sk)->encap_destroy = cfg->encap_destroy;
udp_sk(sk)->gro_receive = cfg->gro_receive;
udp_sk(sk)->gro_complete = cfg->gro_complete;
udp_tunnel_encap_enable(sock);
}