diff options
Diffstat (limited to 'include/linux/udp.h')
| -rw-r--r-- | include/linux/udp.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/udp.h b/include/linux/udp.h index 581ca2c14c5..0cf5c4c0ec8 100644 --- a/include/linux/udp.h +++ b/include/linux/udp.h @@ -38,6 +38,7 @@ struct udphdr { #ifdef __KERNEL__ #include <net/inet_sock.h> #include <linux/skbuff.h> +#include <net/netns/hash.h> static inline struct udphdr *udp_hdr(const struct sk_buff *skb) { @@ -46,6 +47,11 @@ static inline struct udphdr *udp_hdr(const struct sk_buff *skb) #define UDP_HTABLE_SIZE 128 +static inline int udp_hashfn(struct net *net, const unsigned num) +{ + return (num + net_hash_mix(net)) & (UDP_HTABLE_SIZE - 1); +} + struct udp_sock { /* inet_sock has to be the first member */ struct inet_sock inet; |