From e3079e135045be785504016388812896091a9cb5 Mon Sep 17 00:00:00 2001
From: kmacy <kmacy@FreeBSD.org>
Date: Tue, 20 Sep 2011 20:27:26 +0000
Subject: Make KBI changes required for future MFCing of inpcb rtentry /
 llentry caching.

Reviewed by:	rwatson, bz
Approved by:	re (kib)
---
 sys/net/if_llatbl.h | 1 +
 sys/net/radix.h     | 4 ++--
 sys/net/route.h     | 4 ++++
 3 files changed, 7 insertions(+), 2 deletions(-)

(limited to 'sys/net')

diff --git a/sys/net/if_llatbl.h b/sys/net/if_llatbl.h
index 4b18353..2ae2792 100644
--- a/sys/net/if_llatbl.h
+++ b/sys/net/if_llatbl.h
@@ -59,6 +59,7 @@ struct llentry {
 	struct rwlock		 lle_lock;
 	struct lltable		 *lle_tbl;
 	struct llentries	 *lle_head;
+	void			(*lle_free)(struct lltable *, struct llentry *);
 	struct mbuf		 *la_hold;
 	int     		 la_numheld;  /* # of packets currently held */
 	time_t			 la_expire;
diff --git a/sys/net/radix.h b/sys/net/radix.h
index 0dc11e9..5bacaa3 100644
--- a/sys/net/radix.h
+++ b/sys/net/radix.h
@@ -105,6 +105,8 @@ typedef int walktree_f_t(struct radix_node *, void *);
 
 struct radix_node_head {
 	struct	radix_node *rnh_treetop;
+	u_int	rnh_gen;		/* generation counter */
+	int	rnh_multipath;		/* multipath capable ? */
 	int	rnh_addrsize;		/* permit, but not require fixed keys */
 	int	rnh_pktsize;		/* permit, but not require fixed keys */
 	struct	radix_node *(*rnh_addaddr)	/* add based on sockaddr */
@@ -131,8 +133,6 @@ struct radix_node_head {
 	void	(*rnh_close)	/* do something when the last ref drops */
 		(struct radix_node *rn, struct radix_node_head *head);
 	struct	radix_node rnh_nodes[3];	/* empty tree for common case */
-	int	rnh_multipath;			/* multipath capable ? */
-	u_int	rnh_spare;			/* route caching */
 #ifdef _KERNEL
 	struct	rwlock rnh_lock;		/* locks entire radix tree */
 #endif
diff --git a/sys/net/route.h b/sys/net/route.h
index 0bc72d7..533ee13 100644
--- a/sys/net/route.h
+++ b/sys/net/route.h
@@ -49,9 +49,13 @@
 struct route {
 	struct	rtentry *ro_rt;
 	struct	llentry *ro_lle;
+	struct	in_ifaddr *ro_ia;
+	int		ro_flags;
 	struct	sockaddr ro_dst;
 };
 
+#define RT_CACHING_CONTEXT	0x1
+
 /*
  * These numbers are used by reliable protocols for determining
  * retransmission behavior and are included in the routing structure.
-- 
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