diff --git wp-includes/comment.php wp-includes/comment.php
index 16286cf..ac4ec9c 100644
--- wp-includes/comment.php
+++ wp-includes/comment.php
@@ -1749,7 +1749,7 @@ function do_trackbacks($post_id) {
 	}
 
 	if ( empty($post->post_excerpt) )
-		$excerpt = apply_filters('the_content', $post->post_content);
+		$excerpt = apply_filters('the_content', $post->post_content, $post->ID);
 	else
 		$excerpt = apply_filters('the_excerpt', $post->post_excerpt);
 	$excerpt = str_replace(']]>', ']]>', $excerpt);
diff --git wp-includes/default-filters.php wp-includes/default-filters.php
index c513e7f..1829321 100644
--- wp-includes/default-filters.php
+++ wp-includes/default-filters.php
@@ -136,7 +136,7 @@ add_filter( 'the_title', 'convert_chars' );
 add_filter( 'the_title', 'trim'          );
 add_filter( 'the_title', '_post_formats_title', 10, 2 );
 
-add_filter( 'the_content', 'post_formats_compat', 7 );
+add_filter( 'the_content', 'post_formats_compat', 7, 2 );
 add_filter( 'the_content', 'wptexturize'            );
 add_filter( 'the_content', 'convert_smilies'        );
 add_filter( 'the_content', 'convert_chars'          );