bug#64596: 30.0.50; On FIXME: in src/buffer.c:1481 (force-mode-line-update)

[Eli Zaretskii]

> Cc: yantar92@posteo.net, 64596@debbugs.gnu.org
> Date: Sun, 16 Jul 2023 20:11:24 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> 
> > > But if you want to be able to tell redisplay "update only this window
> > > and nothing else", I think it should be easy to accomplish by adding
> > > a single function and no other changes: all you need is to call
> > > 'redisplay' (which is already exposed) after setting the redisplay
> > > flag of a single window.

Another easy-to-implement idea: give redisplay_internal a list of
windows in the order you want them redisplayed, in which case it will
follow that order instead of the current depth-first order implemented
by redisplay_windows.