diff --git a/headers/private/kernel/sem.h b/headers/private/kernel/sem.h
index eedb99a793..b6628a4588 100755
--- a/headers/private/kernel/sem.h
+++ b/headers/private/kernel/sem.h
@@ -9,6 +9,7 @@
 #ifndef _SEM_H
 #define _SEM_H
 
+#include <OS.h>
 #include <thread.h>
 #include <stage2.h>
 
diff --git a/headers/private/kernel/vfs.h b/headers/private/kernel/vfs.h
index e69a62db9e..e322ca532a 100755
--- a/headers/private/kernel/vfs.h
+++ b/headers/private/kernel/vfs.h
@@ -50,6 +50,7 @@ struct fs_calls {
 	int (*fs_sync)(fs_cookie fs);
 
 	int (*fs_lookup)(fs_cookie fs, fs_vnode dir, const char *name, vnode_id *id);
+	int (*fs_get_vnode_name)(fs_cookie fs, fs_vnode vnode, char *buffer, size_t bufferSize);
 
 	int (*fs_get_vnode)(fs_cookie fs, vnode_id id, fs_vnode *v, bool r);
 	int (*fs_put_vnode)(fs_cookie fs, fs_vnode v, bool r);