From 003a092f8a52d96e983d96137cddf46e616ebf20 Mon Sep 17 00:00:00 2001
From: luigi <luigi@FreeBSD.org>
Date: Mon, 14 Dec 2009 20:12:51 +0000
Subject: Move the scan for max_keylen into route.c::route_init(), and make
 max_keylen an argument for rn_init(). This removes an unnecessary dependency
 on domain.h from radix.c

MFC after:	7 days
---
 sys/net/radix.c | 26 ++------------------------
 sys/net/radix.h |  2 +-
 sys/net/route.c |  9 ++++++++-
 3 files changed, 11 insertions(+), 26 deletions(-)

diff --git a/sys/net/radix.c b/sys/net/radix.c
index 531dafb..f092aa1 100644
--- a/sys/net/radix.c
+++ b/sys/net/radix.c
@@ -40,7 +40,6 @@
 #include <sys/rwlock.h>
 #include <sys/systm.h>
 #include <sys/malloc.h>
-#include <sys/domain.h>
 #include <sys/syslog.h>
 #include <net/radix.h>
 #include "opt_mpath.h"
@@ -1163,16 +1162,11 @@ rn_inithead(head, off)
 }
 
 void
-rn_init()
+rn_init(int maxk)
 {
 	char *cp, *cplim;
-#ifdef _KERNEL
-	struct domain *dom;
 
-	for (dom = domains; dom; dom = dom->dom_next)
-		if (dom->dom_maxrtkey > max_keylen)
-			max_keylen = dom->dom_maxrtkey;
-#endif
+	max_keylen = maxk;
 	if (max_keylen == 0) {
 		log(LOG_ERR,
 		    "rn_init: radix functions require max_keylen be set\n");
@@ -1189,19 +1183,3 @@ rn_init()
 	if (rn_inithead((void **)(void *)&mask_rnhead, 0) == 0)
 		panic("rn_init 2");
 }
-
-#ifndef _KERNEL
-/*
- * A simple function to make the code usable from userland.
- * A proper fix (maybe later) would be to change rn_init() so that it
- * takes maxkeylen as an argument, and move the scan of
- * domains into net/route.c::route_init().
- */
-void rn_init2(int maxk);
-void
-rn_init2(int maxk)
-{
-	max_keylen = maxk;
-	rn_init();
-}
-#endif /* !_KERNEL */
diff --git a/sys/net/radix.h b/sys/net/radix.h
index e84072f..aa341b6 100644
--- a/sys/net/radix.h
+++ b/sys/net/radix.h
@@ -160,7 +160,7 @@ struct radix_node_head {
 #define	RADIX_NODE_HEAD_WLOCK_ASSERT(rnh) rw_assert(&(rnh)->rnh_lock, RA_WLOCKED)
 #endif /* _KERNEL */
 
-void	 rn_init(void);
+void	 rn_init(int);
 int	 rn_inithead(void **, int);
 int	 rn_refines(void *, void *);
 struct radix_node
diff --git a/sys/net/route.c b/sys/net/route.c
index 2087538..027772b 100644
--- a/sys/net/route.c
+++ b/sys/net/route.c
@@ -171,13 +171,20 @@ rt_tables_get_rnh(int table, int fam)
 static void
 route_init(void)
 {
+	struct domain *dom;
+	int max_keylen = 0;
 
 	/* whack the tunable ints into  line. */
 	if (rt_numfibs > RT_MAXFIBS)
 		rt_numfibs = RT_MAXFIBS;
 	if (rt_numfibs == 0)
 		rt_numfibs = 1;
-	rn_init();	/* initialize all zeroes, all ones, mask table */
+
+	for (dom = domains; dom; dom = dom->dom_next)
+		if (dom->dom_maxrtkey > max_keylen)
+			max_keylen = dom->dom_maxrtkey;
+
+	rn_init(max_keylen);	/* init all zeroes, all ones, mask table */
 }
 SYSINIT(route_init, SI_SUB_PROTO_DOMAIN, SI_ORDER_THIRD, route_init, 0);
 
-- 
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