1 files changed, 3 insertions, 0 deletions

diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h
index 1fa5306e3e23..21a320b8708e 100644
--- a/include/net/dst_ops.h
+++ b/include/net/dst_ops.h
@@ -2,6 +2,7 @@
 #define _NET_DST_OPS_H
 #include <linux/types.h>
 #include <linux/percpu_counter.h>
+#include <linux/cache.h>
 
 struct dst_entry;
 struct kmem_cachep;
@@ -15,6 +16,8 @@ struct dst_ops {
 
         int                     (*gc)(struct dst_ops *ops);
         struct dst_entry *      (*check)(struct dst_entry *, __u32 cookie);
+        unsigned int            (*default_advmss)(const struct dst_entry *);
+        unsigned int            (*default_mtu)(const struct dst_entry *);
         void                    (*destroy)(struct dst_entry *);
         void                    (*ifdown)(struct dst_entry *,
                                           struct net_device *dev, int how);