Index: includes/file.inc
===================================================================
--- includes/file.inc	(revision 1253)
+++ includes/file.inc	(working copy)
@@ -101,7 +101,7 @@
   // Check if directory exists.
   if (!is_dir($directory)) {
     if (($mode & FILE_CREATE_DIRECTORY) && @mkdir($directory)) {
-      drupal_set_message(t('The directory %directory has been created.', array('%directory' => $directory)));
+      watchdog('file system', 'The directory %directory has been created.', array('%directory' => $directory)); 
       @chmod($directory, 0775); // Necessary for non-webserver users.
     }
     else {
@@ -115,7 +115,7 @@
   // Check to see if the directory is writable.
   if (!is_writable($directory)) {
     if (($mode & FILE_MODIFY_PERMISSIONS) && @chmod($directory, 0775)) {
-      drupal_set_message(t('The permissions of directory %directory have been changed to make it writable.', array('%directory' => $directory)));
+      watchdog('file system', 'The permissions of directory %directory have been changed to make it writable.', array('%directory' => $directory));
     }
     else {
       form_set_error($form_item, t('The directory %directory is not writable', array('%directory' => $directory)));