MDL-46147 modinfo: performance improvement for course page (check fil…

…terall)

lib/modinfolib.php

@@ -1319,14 +1319,17 @@ private function get_name() {
      * @return string
      */
     public function get_formatted_name($options = array()) {
+        global $CFG;
         $options = (array)$options;
         if (!isset($options['context'])) {
             $options['context'] = $this->get_context();
         }
         // Improve filter performance by preloading filter setttings for all
         // activities on the course (this does nothing if called multiple
         // times).
-        filter_preload_activities($this->get_modinfo());
+        if (!empty($CFG->filterall)) {
+            filter_preload_activities($this->get_modinfo());
+        }
         return format_string($this->get_name(), true,  $options);
     }