aboutsummaryrefslogtreecommitdiffstats
path: root/arch/um/drivers/mmapper_kern.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-07-18 22:50:34 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-18 22:50:34 +0200
commita208f37a465e222218974ab20a31b42b7b4893b2 (patch)
tree77c6acdd4be32024330a14f2618b814126ce7a20 /arch/um/drivers/mmapper_kern.c
parentx86: apic_ops for lguest (diff)
parentMerge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2 (diff)
downloadlinux-dev-a208f37a465e222218974ab20a31b42b7b4893b2.tar.xz
linux-dev-a208f37a465e222218974ab20a31b42b7b4893b2.zip
Merge branch 'linus' into x86/x2apic
Diffstat (limited to 'arch/um/drivers/mmapper_kern.c')
-rw-r--r--arch/um/drivers/mmapper_kern.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/um/drivers/mmapper_kern.c b/arch/um/drivers/mmapper_kern.c
index 67b2f55a602f..eb240323c40a 100644
--- a/arch/um/drivers/mmapper_kern.c
+++ b/arch/um/drivers/mmapper_kern.c
@@ -16,6 +16,7 @@
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/mm.h>
+#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include "mem_user.h"
@@ -77,6 +78,7 @@ out:
static int mmapper_open(struct inode *inode, struct file *file)
{
+ cycle_kernel_lock();
return 0;
}