IPv6 support for VServer

[linux-2.6.git] / include / net / addrconf.h

diff --git a/include/net/addrconf.h b/include/net/addrconf.h
index 3d71251..8fd5cc8 100644 (file)
--- a/include/net/addrconf.h
+++ b/include/net/addrconf.h
@@ -35,9 +35,9 @@ struct prefix_info {
 #else
 #error "Please fix <asm/byteorder.h>"
 #endif
-       __u32                   valid;
-       __u32                   prefered;
-       __u32                   reserved2;
+       __be32                  valid;
+       __be32                  prefered;
+       __be32                  reserved2;
 
        struct in6_addr         prefix;
 };
@@ -61,15 +61,20 @@ extern int                  addrconf_set_dstaddr(void __user *arg);
 extern int                     ipv6_chk_addr(struct in6_addr *addr,
                                              struct net_device *dev,
                                              int strict);
+#ifdef CONFIG_IPV6_MIP6
+extern int                     ipv6_chk_home_addr(struct in6_addr *addr);
+#endif
 extern struct inet6_ifaddr *   ipv6_get_ifaddr(struct in6_addr *addr,
                                                struct net_device *dev,
                                                int strict);
 extern int                     ipv6_get_saddr(struct dst_entry *dst, 
                                               struct in6_addr *daddr,
-                                              struct in6_addr *saddr);
+                                              struct in6_addr *saddr,
+                                              struct nx_info *nxi);
 extern int                     ipv6_dev_get_saddr(struct net_device *dev, 
                                               struct in6_addr *daddr,
-                                              struct in6_addr *saddr);
+                                              struct in6_addr *saddr,
+                                              struct nx_info *nxi);
 extern int                     ipv6_get_lladdr(struct net_device *dev, struct in6_addr *);
 extern int                     ipv6_rcv_saddr_equal(const struct sock *sk, 
                                                      const struct sock *sk2);
@@ -126,20 +131,18 @@ extern int unregister_inet6addr_notifier(struct notifier_block *nb);
 static inline struct inet6_dev *
 __in6_dev_get(struct net_device *dev)
 {
-       return (struct inet6_dev *)dev->ip6_ptr;
+       return rcu_dereference(dev->ip6_ptr);
 }
 
-extern rwlock_t addrconf_lock;
-
 static inline struct inet6_dev *
 in6_dev_get(struct net_device *dev)
 {
        struct inet6_dev *idev = NULL;
-       read_lock(&addrconf_lock);
-       idev = dev->ip6_ptr;
+       rcu_read_lock();
+       idev = __in6_dev_get(dev);
        if (idev)
                atomic_inc(&idev->refcnt);
-       read_unlock(&addrconf_lock);
+       rcu_read_unlock();
        return idev;
 }
 
@@ -182,7 +185,7 @@ static __inline__ u8 ipv6_addr_hash(const struct in6_addr *addr)
         * This will include the IEEE address token on links that support it.
         */
 
-       word = addr->s6_addr32[2] ^ addr->s6_addr32[3];
+       word = (__force u32)(addr->s6_addr32[2] ^ addr->s6_addr32[3]);
        word ^= (word >> 16);
        word ^= (word >> 8);