1 files changed, 4 insertions, 3 deletions

diff --git a/fs/super.c b/fs/super.c
index 8743e9bbb297..a66f66bb8049 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -37,6 +37,7 @@
 #include <linux/writeback.h>            /* for the emergency remount stuff */
 #include <linux/idr.h>
 #include <linux/kobject.h>
+#include <linux/mutex.h>
 #include <asm/uaccess.h>
 
 
@@ -380,9 +381,9 @@ restart:
 void sync_filesystems(int wait)
 {
         struct super_block *sb;
-        static DECLARE_MUTEX(mutex);
+        static DEFINE_MUTEX(mutex);
 
-        down(&mutex);           /* Could be down_interruptible */
+        mutex_lock(&mutex);             /* Could be down_interruptible */
         spin_lock(&sb_lock);
         list_for_each_entry(sb, &super_blocks, s_list) {
                 if (!sb->s_op->sync_fs)
@@ -411,7 +412,7 @@ restart:
                         goto restart;
         }
         spin_unlock(&sb_lock);
-        up(&mutex);
+        mutex_unlock(&mutex);
 }
 
 /**