From eeb697c8e920083462340ae3162b9b32e9cd03e4 Mon Sep 17 00:00:00 2001
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Sat, 28 Mar 2015 23:30:51 +0000
Subject: [PATCH] Make debug.vmem_check a tunable.  It is useful to set it
 early.

Sponsored by:	The FreeBSD Foundation
MFC after:	1 week
---
 sys/kern/subr_vmem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/kern/subr_vmem.c b/sys/kern/subr_vmem.c
index d9eaadae78c..69bbeb351da 100644
--- a/sys/kern/subr_vmem.c
+++ b/sys/kern/subr_vmem.c
@@ -172,7 +172,7 @@ struct vmem_btag {
 
 #if defined(DIAGNOSTIC)
 static int enable_vmem_check = 1;
-SYSCTL_INT(_debug, OID_AUTO, vmem_check, CTLFLAG_RW,
+SYSCTL_INT(_debug, OID_AUTO, vmem_check, CTLFLAG_RWTUN,
     &enable_vmem_check, 0, "Enable vmem check");
 static void vmem_check(vmem_t *);
 #endif