Index: modules/filter/filter.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/filter/filter.module,v
retrieving revision 1.204.2.9
diff -u -r1.204.2.9 filter.module
--- modules/filter/filter.module	10 Aug 2009 11:04:37 -0000	1.204.2.9
+++ modules/filter/filter.module	7 Oct 2009 15:26:28 -0000
@@ -601,13 +601,14 @@
  */
 
 /**
- * Implementation of hook_filter(). Contains a basic set of essential filters.
- * - HTML filter:
- *     Validates user-supplied HTML, transforming it as necessary.
- * - Line break converter:
- *     Converts newlines into paragraph and break tags.
- * - URL and e-mail address filter:
- *     Converts newlines into paragraph and break tags.
+ * Implementation of hook_filter().
+ *
+ * Sets up a basic set of essential filters.
+ * - HTML filter: Restricts user-supplied HTML to certain tags, and removes
+ *   dangerous components in allowed tags.
+ * - Line break converter: Converts newlines into paragraph and break tags.
+ * - URL filter: Converts URLs and e-mail addresses into links.
+ * - HTML corrector: Fixes faulty HTML.
  */
 function filter_filter($op, $delta = 0, $format = -1, $text = '') {
   switch ($op) {