X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fum%2Fdrivers%2Fmmapper_kern.c;h=eb240323c40ad6a52883b079f2324c57ae9eb09f;hb=bd6859fe836491d20ea6e57fee93e0e08ee69443;hp=67b2f55a602f6db174f95f4e0b843f4adda97d2e;hpb=78dccb46ddc2ff460c8b4d5ec0886964bd4b59e5;p=pandora-kernel.git

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;
 }