1 files changed, 5 insertions, 0 deletions
diff --git a/fs/debugfs/internal.h b/fs/debugfs/internal.h
index f7c489b5a..dae80c2a4 100644
--- a/fs/debugfs/internal.h
+++ b/fs/debugfs/internal.h
@@ -7,6 +7,7 @@
 
 #ifndef _DEBUGFS_INTERNAL_H_
 #define _DEBUGFS_INTERNAL_H_
+#include <linux/list.h>
 
 struct file_operations;
 
@@ -23,6 +24,10 @@ struct debugfs_fsdata {
 		struct {
 			refcount_t active_users;
 			struct completion active_users_drained;
+
+			/* protect cancellations */
+			struct mutex cancellations_mtx;
+			struct list_head cancellations;
 		};
 	};
 };