ipv4: Cache dst in tunnels

[cascardo/linux.git] / include / net / ip_tunnels.h

diff --git a/include/net/ip_tunnels.h b/include/net/ip_tunnels.h
index 732f8c6..bde50fc 100644 (file)
--- a/include/net/ip_tunnels.h
+++ b/include/net/ip_tunnels.h
@@ -54,6 +54,9 @@ struct ip_tunnel {
        int             hlen;           /* Precalculated header length */
        int             mlink;
 
+       struct          dst_entry __rcu *dst_cache;
+       spinlock_t      dst_lock;
+
        struct ip_tunnel_parm parms;
 
        /* for SIT */