bug#45898: 27.1; wedged in redisplay again

[Eli Zaretskii]

> From: Lars Ingebrigtsen <larsi@gnus.org>
> Cc: Emacs-hacker2018@jovi.net,  45898@debbugs.gnu.org
> Date: Thu, 09 Jun 2022 15:36:45 +0200
> 
> > and end it in a way that Emacs won't immediately re-enter redisplay
> > and try to redraw that same window.
> 
> But if we switch to a different buffer in that window, then redrawing
> that window should be fine.

I don't think it's a very good idea to switch buffers behind user's
back.  It is better to tell the user there's a problem and let them do
whatever is right for them.

But yes, we could also consider something like that -- if we find a
safe way of doing it.