GNU bug report logs - #28332
26.0.50; Scrolling problem with revert-buffer from VC-Dir

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From: Eli Zaretskii <eliz <at> gnu.org>
To: ams <at> gnu.org (Alfred M. Szmidt)
Cc: 28332 <at> debbugs.gnu.org
Subject: bug#28332: 26.0.50; vc-svn: calling revert-buffer multiple causes scrolling of buffer
Date: Sun, 03 Sep 2017 18:16:32 +0300

> From: ams <at> gnu.org (Alfred M. Szmidt)
> CC: 28332 <at> debbugs.gnu.org
> Date: Sat, 02 Sep 2017 16:03:08 -0400
> 
>   emacs -Q
>   C-x v ~/
>   C-u C-u C-u C-v
>   g g g g ...
> 
> That will move the buffer one line.  The vc-dired buffer in question
> has around 300 lines, the window can show 100x26.
> 
>    Also how long is "relatively long"?  Is longer than the window shows
>    good enough, or are there other conditions to be satisfied for tyhis
>    to show up?
> 
> If the buffer is shorter than the screen, then g (revert-buffer)
> behaves as if previous-line was called.

Right, I see this as well, thanks.  It is not specific to SVN, though:
I see the same in a vc-dir buffer showing a Git or Bazaar repository.

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