X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=fs%2Focfs2%2Fstack_user.c;h=353fc35c6748db228172b8476c42ecac8027261c;hp=24e0b19c8b69bec6124d0f960d4089fc645eed0e;hb=5b664cb235e97afbf34db9c4d77f08ebd725335e;hpb=c0420ad2ca514551ca086510b0e7d17a05c70492

diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c
index 24e0b19c8b69..353fc35c6748 100644
--- a/fs/ocfs2/stack_user.c
+++ b/fs/ocfs2/stack_user.c
@@ -21,6 +21,7 @@
 #include <linux/fs.h>
 #include <linux/miscdevice.h>
 #include <linux/mutex.h>
+#include <linux/smp_lock.h>
 #include <linux/reboot.h>
 #include <asm/uaccess.h>
 
@@ -610,10 +611,12 @@ static int ocfs2_control_open(struct inode *inode, struct file *file)
 		return -ENOMEM;
 	p->op_this_node = -1;
 
+	lock_kernel();
 	mutex_lock(&ocfs2_control_lock);
 	file->private_data = p;
 	list_add(&p->op_list, &ocfs2_control_private_list);
 	mutex_unlock(&ocfs2_control_lock);
+	unlock_kernel();
 
 	return 0;
 }