[IPV4]: Convert ipv4 route to use the new dst_entry 'next' pointer

This patch removes the rt_next pointer from 'struct rtable.u' union,
and renames u.rt_next to u.dst_rt_next.

It also moves 'struct flowi' right after 'struct dst_entry' to prepare
the gain on lookups.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 4 deletions

diff --git a/include/net/route.h b/include/net/route.h
index 1440bdb5a27d..749e4dfe5ff3 100644
--- a/include/net/route.h
+++ b/include/net/route.h
@@ -53,9 +53,11 @@ struct rtable
         union
         {
                 struct dst_entry        dst;
-                struct rtable           *rt_next;
         } u;
 
+        /* Cache lookup keys */
+        struct flowi            fl;
+
         struct in_device        *idev;
         
         unsigned                rt_flags;
@@ -69,9 +71,6 @@ struct rtable
         /* Info on neighbour */
         __be32                  rt_gateway;
 
-        /* Cache lookup keys */
-        struct flowi            fl;
-
         /* Miscellaneous cached information */
         __be32                  rt_spec_dst; /* RFC1122 specific destination */
         struct inet_peer        *peer; /* long-living peer info */