ipv6: add support of equal cost multipath (ECMP)

[pandora-kernel.git] / include / net / ip6_fib.h

diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 8a2a203..20210d7 100644 (file)
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -47,6 +47,8 @@ struct fib6_config {
        unsigned long   fc_expires;
        struct nlattr   *fc_mx;
        int             fc_mx_len;
+       int             fc_mp_len;
+       struct nlattr   *fc_mp;
 
        struct nl_info  fc_nlinfo;
 };
@@ -99,6 +101,14 @@ struct rt6_info {
 
        struct in6_addr                 rt6i_gateway;
 
+       /* Multipath routes:
+        * siblings is a list of rt6_info that have the the same metric/weight,
+        * destination, but not the same gateway. nsiblings is just a cache
+        * to speed up lookup.
+        */
+       struct list_head                rt6i_siblings;
+       unsigned int                    rt6i_nsiblings;
+
        atomic_t                        rt6i_ref;
 
        /* These are in a separate cache line. */