(auto-revert-interval): Doc fix.

diff --git a/lisp/autorevert.el b/lisp/autorevert.el
index f366d5c75473066c7bdf4a140b1d45a93f005533..fac91332a5e56a004358cb9cbe67e0dcb045bef7 100644 (file)
--- a/lisp/autorevert.el
+++ b/lisp/autorevert.el
@@ -97,7 +97,10 @@ Never set this variable directly, use the command `auto-revert-mode' instead.")
 (put 'auto-revert-mode 'permanent-local t)
 
 (defcustom auto-revert-interval 5
-  "Time, in seconds, between Auto-Revert Mode file checks."
+  "Time, in seconds, between Auto-Revert Mode file checks.
+Setting this variable has no effect on buffers that are already in
+auto-revert-mode; it only affects buffers that are put into
+auto-revert-mode afterwards."
   :group 'auto-revert
   :type 'integer)