[NET]: Store skb->timestamp as offset to a base timestamp

Reduces skb size by 8 bytes on 64-bit.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 8 insertions, 1 deletions

diff --git a/include/net/neighbour.h b/include/net/neighbour.h
index 89809891e5a..34c07731933 100644
--- a/include/net/neighbour.h
+++ b/include/net/neighbour.h
@@ -363,7 +363,14 @@ __neigh_lookup_errno(struct neigh_table *tbl, const void *pkey,
         return neigh_create(tbl, pkey, dev);
 }
 
-#define LOCALLY_ENQUEUED -2
+struct neighbour_cb {
+        unsigned long sched_next;
+        unsigned int flags;
+};
+
+#define LOCALLY_ENQUEUED 0x1
+
+#define NEIGH_CB(skb)   ((struct neighbour_cb *)(skb)->cb)
 
 #endif
 #endif