Module Name: src
Committed By: cherry
Date: Mon Aug 22 17:39:19 UTC 2011
Modified Files:
src/sys/arch/xen/x86 [cherry-xenmp]: xen_pmap.c
Log Message:
Remove spurious locks
To generate a diff of this commit:
cvs rdiff -u -r1.2.2.3 -r1.2.2.4 src/sys/arch/xen/x86/xen_pmap.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/xen/x86/xen_pmap.c
diff -u src/sys/arch/xen/x86/xen_pmap.c:1.2.2.3 src/sys/arch/xen/x86/xen_pmap.c:1.2.2.4
--- src/sys/arch/xen/x86/xen_pmap.c:1.2.2.3 Sat Aug 20 19:22:47 2011
+++ src/sys/arch/xen/x86/xen_pmap.c Mon Aug 22 17:39:19 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: xen_pmap.c,v 1.2.2.3 2011/08/20 19:22:47 cherry Exp $ */
+/* $NetBSD: xen_pmap.c,v 1.2.2.4 2011/08/22 17:39:19 cherry Exp $ */
/*
* Copyright (c) 2007 Manuel Bouyer.
@@ -102,7 +102,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: xen_pmap.c,v 1.2.2.3 2011/08/20 19:22:47 cherry Exp $");
+__KERNEL_RCSID(0, "$NetBSD: xen_pmap.c,v 1.2.2.4 2011/08/22 17:39:19 cherry Exp $");
#include "opt_user_ldt.h"
#include "opt_lockdebug.h"
@@ -212,7 +212,6 @@
/* the kernel's pmap is always accessible */
if (pmap == pmap_kernel()) {
- mutex_enter(pmap->pm_lock);
*pmap2 = NULL;
*ptepp = PTE_BASE;
*pdeppp = normal_pdes;
@@ -327,7 +326,6 @@
{
if (pmap == pmap_kernel()) {
- mutex_exit(pmap->pm_lock);
return;
}
KASSERT(kpreempt_disabled());
