1 files changed, 4 insertions, 0 deletions

diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 60e89503ce5a..c9345ebb8493 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -34,6 +34,7 @@
 #include <linux/workqueue.h>
 #include <linux/kref.h>
 #include <linux/mutex.h>
+#include <linux/lockdep.h>
 #ifndef CONFIG_OCFS2_COMPAT_JBD
 # include <linux/jbd2.h>
 #else
@@ -152,6 +153,9 @@ struct ocfs2_lock_res {
         unsigned int             l_lock_max_exmode;        /* Max wait for EX */
         unsigned int             l_lock_refresh;           /* Disk refreshes */
 #endif
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+        struct lockdep_map       l_lockdep_map;
+#endif
 };
 
 enum ocfs2_orphan_scan_state {