[src/trunk]: src/sys/uvm don't leak kernel variables to userland!

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/c6e0bfe7ff77
branches:  trunk
changeset: 759053:c6e0bfe7ff77
user:      christos <christos%NetBSD.org@localhost>
date:      Fri Nov 26 18:51:19 2010 +0000

description:
don't leak kernel variables to userland!

diffstat:

 sys/uvm/uvm_pmap.h |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (30 lines):

diff -r 6ef9ec7a2013 -r c6e0bfe7ff77 sys/uvm/uvm_pmap.h
--- a/sys/uvm/uvm_pmap.h        Fri Nov 26 18:51:03 2010 +0000
+++ b/sys/uvm/uvm_pmap.h        Fri Nov 26 18:51:19 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: uvm_pmap.h,v 1.33 2010/07/06 21:11:22 cegger Exp $     */
+/*     $NetBSD: uvm_pmap.h,v 1.34 2010/11/26 18:51:19 christos Exp $   */
 
 /*
  * Copyright (c) 1991, 1993
@@ -73,9 +73,6 @@
 struct pmap;
 typedef struct pmap *pmap_t;
 
-extern struct pmap     *const kernel_pmap_ptr;
-#define pmap_kernel()  kernel_pmap_ptr
-
 /*
  * Each machine dependent implementation is expected to
  * keep certain statistics.  They may do this anyway they
@@ -90,6 +87,10 @@
 
 #ifdef _KERNEL
 #include <machine/pmap.h>
+
+extern struct pmap     *const kernel_pmap_ptr;
+#define pmap_kernel()  kernel_pmap_ptr
+
 #endif
 
 /*