In C-x d, if you type M-n you get the visited file name of the current buffer.

diff --git a/etc/NEWS b/etc/NEWS
index f9817d634f0ea9801a4744983abae795d7451f65..560f3fddfd08ad2d1c6733656a59c011f9b66dd6 100644 (file)
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -157,6 +157,9 @@ strings on the kill ring.
 
 ** Minibuffer changes:
 
+*** In C-x d, if you type M-n you get the visited file name of the
+current buffer.
+
 *** In Dired, a list of commands for ! extracted from mailcap according to
 file extensions are added to the default list accessible by M-n.