file_usage_entity_id_length.patch

Index: core/modules/file/file.install
===================================================================
--- core/modules/file/file.install      (revision 63a1cfa2cfe622ddf89a6286b6b2e33233f2d21a)
+++ core/modules/file/file.install      (revision )
@@ -35,7 +35,7 @@
       'id' => array(
         'description' => 'The primary key of the object using the file.',
         'type' => 'varchar_ascii',
-        'length' => 64,
+        'length' => 255,
         'not null' => TRUE,
         'default' => 0,
       ),