diff options
Diffstat (limited to 'net/netfilter/ipvs/ip_vs_dh.c')
| -rw-r--r-- | net/netfilter/ipvs/ip_vs_dh.c | 34 |
1 files changed, 20 insertions, 14 deletions
diff --git a/net/netfilter/ipvs/ip_vs_dh.c b/net/netfilter/ipvs/ip_vs_dh.c index a16943fd72f..a9dac74bb13 100644 --- a/net/netfilter/ipvs/ip_vs_dh.c +++ b/net/netfilter/ipvs/ip_vs_dh.c @@ -64,9 +64,16 @@ struct ip_vs_dh_bucket { /* * Returns hash value for IPVS DH entry */ -static inline unsigned ip_vs_dh_hashkey(__be32 addr) +static inline unsigned ip_vs_dh_hashkey(int af, const union nf_inet_addr *addr) { - return (ntohl(addr)*2654435761UL) & IP_VS_DH_TAB_MASK; + __be32 addr_fold = addr->ip; + +#ifdef CONFIG_IP_VS_IPV6 + if (af == AF_INET6) + addr_fold = addr->ip6[0]^addr->ip6[1]^ + addr->ip6[2]^addr->ip6[3]; +#endif + return (ntohl(addr_fold)*2654435761UL) & IP_VS_DH_TAB_MASK; } @@ -74,9 +81,10 @@ static inline unsigned ip_vs_dh_hashkey(__be32 addr) * Get ip_vs_dest associated with supplied parameters. */ static inline struct ip_vs_dest * -ip_vs_dh_get(struct ip_vs_dh_bucket *tbl, __be32 addr) +ip_vs_dh_get(int af, struct ip_vs_dh_bucket *tbl, + const union nf_inet_addr *addr) { - return (tbl[ip_vs_dh_hashkey(addr)]).dest; + return (tbl[ip_vs_dh_hashkey(af, addr)]).dest; } @@ -202,12 +210,14 @@ ip_vs_dh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb) { struct ip_vs_dest *dest; struct ip_vs_dh_bucket *tbl; - struct iphdr *iph = ip_hdr(skb); + struct ip_vs_iphdr iph; + + ip_vs_fill_iphdr(svc->af, skb_network_header(skb), &iph); IP_VS_DBG(6, "ip_vs_dh_schedule(): Scheduling...\n"); tbl = (struct ip_vs_dh_bucket *)svc->sched_data; - dest = ip_vs_dh_get(tbl, iph->daddr); + dest = ip_vs_dh_get(svc->af, tbl, &iph.daddr); if (!dest || !(dest->flags & IP_VS_DEST_F_AVAILABLE) || atomic_read(&dest->weight) <= 0 @@ -215,11 +225,10 @@ ip_vs_dh_schedule(struct ip_vs_service *svc, const struct sk_buff *skb) return NULL; } - IP_VS_DBG(6, "DH: destination IP address %u.%u.%u.%u " - "--> server %u.%u.%u.%u:%d\n", - NIPQUAD(iph->daddr), - NIPQUAD(dest->addr.ip), - ntohs(dest->port)); + IP_VS_DBG_BUF(6, "DH: destination IP address %s --> server %s:%d\n", + IP_VS_DBG_ADDR(svc->af, &iph.daddr), + IP_VS_DBG_ADDR(svc->af, &dest->addr), + ntohs(dest->port)); return dest; } @@ -234,9 +243,6 @@ static struct ip_vs_scheduler ip_vs_dh_scheduler = .refcnt = ATOMIC_INIT(0), .module = THIS_MODULE, .n_list = LIST_HEAD_INIT(ip_vs_dh_scheduler.n_list), -#ifdef CONFIG_IP_VS_IPV6 - .supports_ipv6 = 0, -#endif .init_service = ip_vs_dh_init_svc, .done_service = ip_vs_dh_done_svc, .update_service = ip_vs_dh_update_svc, |