[src/trunk]: src/sys/arch/arm/arm32 Mark as volatile, just to be sure.

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

details:   https://anonhg.NetBSD.org/src/rev/f9a657a4320f
branches:  trunk
changeset: 806977:f9a657a4320f
user:      joerg <joerg%NetBSD.org@localhost>
date:      Sun Mar 22 21:45:12 2015 +0000

description:
Mark as volatile, just to be sure.

diffstat:

 sys/arch/arm/arm32/sys_machdep.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r 0eaa178a3b7d -r f9a657a4320f sys/arch/arm/arm32/sys_machdep.c
--- a/sys/arch/arm/arm32/sys_machdep.c  Sun Mar 22 20:32:08 2015 +0000
+++ b/sys/arch/arm/arm32/sys_machdep.c  Sun Mar 22 21:45:12 2015 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: sys_machdep.c,v 1.20 2014/03/03 08:45:18 matt Exp $    */
+/*     $NetBSD: sys_machdep.c,v 1.21 2015/03/22 21:45:12 joerg Exp $   */
 
 /*
  * Copyright (c) 1995-1997 Mark Brinicombe.
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sys_machdep.c,v 1.20 2014/03/03 08:45:18 matt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sys_machdep.c,v 1.21 2015/03/22 21:45:12 joerg Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -171,7 +171,7 @@
 #ifdef _ARM_ARCH_6
        if (l == curlwp) {
                kpreempt_disable();
-               __asm("mcr p15, 0, %0, c13, c0, 3" : : "r" (addr));
+               __asm __volatile("mcr p15, 0, %0, c13, c0, 3" : : "r" (addr));
                kpreempt_enable();
        }
        return 0;