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authorYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>2006-08-29 17:15:09 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-09-22 14:55:45 -0700
commit8e1ef0a95b87e8b4292b2ba733e8cb854ea2d2fe (patch)
tree245489015b33604df5b270ce3c027205d867a929 /include
parentcf6b1982599cbb60f410adeda659b0b29cdf7ad7 (diff)
[IPV6]: Cache source address as well in ipv6_pinfo{}.
Based on MIPL2 kernel patch. Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Ville Nuorvala <vnuorval@tcs.hut.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ipv6.h3
-rw-r--r--include/net/ip6_route.h9
2 files changed, 9 insertions, 3 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 297853c841b..02d14a3ff2a 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -242,6 +242,9 @@ struct ipv6_pinfo {
struct in6_addr rcv_saddr;
struct in6_addr daddr;
struct in6_addr *daddr_cache;
+#ifdef CONFIG_IPV6_SUBTREES
+ struct in6_addr *saddr_cache;
+#endif
__u32 flow_label;
__u32 frag_size;
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 249ce4545ef..0d40f84df21 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -144,21 +144,24 @@ extern rwlock_t rt6_lock;
* Store a destination cache entry in a socket
*/
static inline void __ip6_dst_store(struct sock *sk, struct dst_entry *dst,
- struct in6_addr *daddr)
+ struct in6_addr *daddr, struct in6_addr *saddr)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct rt6_info *rt = (struct rt6_info *) dst;
sk_setup_caps(sk, dst);
np->daddr_cache = daddr;
+#ifdef CONFIG_IPV6_SUBTREES
+ np->saddr_cache = saddr;
+#endif
np->dst_cookie = rt->rt6i_node ? rt->rt6i_node->fn_sernum : 0;
}
static inline void ip6_dst_store(struct sock *sk, struct dst_entry *dst,
- struct in6_addr *daddr)
+ struct in6_addr *daddr, struct in6_addr *saddr)
{
write_lock(&sk->sk_dst_lock);
- __ip6_dst_store(sk, dst, daddr);
+ __ip6_dst_store(sk, dst, daddr, saddr);
write_unlock(&sk->sk_dst_lock);
}