3 files changed, 12 insertions, 11 deletions

diff --git a/doc/emacs/files.texi b/doc/emacs/files.texi
index c7d3b40f9d1..6c68075ae4a 100644
--- a/doc/emacs/files.texi
+++ b/doc/emacs/files.texi
@@ -932,10 +932,11 @@ way that, if the file was edited only slightly, you will be at
 approximately the same part of the text as before.  But if you have
 made major changes, point may end up in a totally different location.
 
-  Reverting marks the buffer as not modified.  It also clears the
-buffer's undo history (@pxref{Undo}).  Thus, the reversion cannot be
-undone---if you change your mind yet again, you can't use the undo
-commands to bring the reverted changes back.
+  Reverting marks the buffer as not modified.  However, it adds the
+reverted changes as a single modification to the buffer's undo history
+(@pxref{Undo}).  Thus, after reverting, you can type @kbd{C-/} or its
+aliases to bring the reverted changes back, if you happen to change
+your mind.
 
   Some kinds of buffers that are not associated with files, such as
 Dired buffers, can also be reverted.  For them, reverting means
diff --git a/doc/misc/dired-x.texi b/doc/misc/dired-x.texi
index 36a9cb0291a..f65542f02ea 100644
--- a/doc/misc/dired-x.texi
+++ b/doc/misc/dired-x.texi
@@ -321,8 +321,8 @@ Default: @code{nil}
 
 @cindex How to make omitting the default in Dired
 If non-@code{nil}, ``uninteresting'' files are not listed.
-Uninteresting files are those whose files whose names match regexp
-@code{dired-omit-files}, plus those ending with extensions in
+Uninteresting files are files whose names match regexp
+@code{dired-omit-files}, plus files whose names end with extension in
 @code{dired-omit-extensions}.  @kbd{C-x M-o} (@code{dired-omit-mode})
 toggles its value, which is buffer-local.  Put
 
diff --git a/doc/misc/efaq.texi b/doc/misc/efaq.texi
index 26d9c82b219..0d4e4ba8bdd 100644
--- a/doc/misc/efaq.texi
+++ b/doc/misc/efaq.texi
@@ -3536,7 +3536,7 @@ see @ref{Packages that do not come with Emacs}.
 
 The easiest way to add more features to your Emacs is to use the
 command @kbd{M-x list-packages}.  This contacts the
-@uref{https:///elpa.gnu.org, GNU ELPA} (``Emacs Lisp Package Archive'')
+@uref{https://elpa.gnu.org, GNU ELPA} (``Emacs Lisp Package Archive'')
 server and fetches the list of additional packages that it offers.
 These are GNU packages that are available for use with Emacs, but are
 distributed separately from Emacs itself, for reasons of space, etc.
@@ -3545,8 +3545,8 @@ available, and then Emacs can automatically download and install the
 packages that you select.  @xref{Packages,,, emacs, The GNU Emacs Manual}.
 
 There are other, non-GNU, Emacs Lisp package servers, including:
-@uref{http://melpa.org/, MELPA}; and
-@uref{https://marmalade-repo.org/, Marmalade}.  To use additional
+@uref{https://melpa.org, MELPA}; and
+@uref{https://marmalade-repo.org, Marmalade}.  To use additional
 package servers, customize the @code{package-archives} variable.  Be
 aware that installing a package can run arbitrary code, so only add
 sources that you trust.
@@ -3557,8 +3557,8 @@ GNU Emacs sources mailing list}, which is gatewayed to the
 connection between the two can be unreliable) is an official place
 where people can post or announce their extensions to Emacs.
 
-The @uref{http://emacswiki.org, Emacs Wiki} contains pointers to some
-additional extensions.  @uref{http://wikemacs.org, WikEmacs} is an
+The @uref{https://emacswiki.org, Emacs Wiki} contains pointers to some
+additional extensions.  @uref{https://wikemacs.org, WikEmacs} is an
 alternative wiki for Emacs.
 
 @uref{http://www.damtp.cam.ac.uk/user/sje30/emacs/ell.html, The Emacs