bug#61667: 29.0.60; Failure to redisplay

[Eli Zaretskii]

> From: Po Lu <luangruo@yahoo.com>
> Cc: Eli Zaretskii <eliz@gnu.org>,  61667@debbugs.gnu.org,  
> gregory@heytings.org
> Date: Fri, 24 Feb 2023 08:59:33 +0800
> 
> I suspect this may be a problem with damage tracking under GNOME's
> compositing manager.

So you are saying that GNOME needs to implement well what Emacs has
implemented for ages in dispnew.c, in update_window and its
subroutines?

Do they provide some knobs to tune the damage tracking, per chance?
If so, maybe Dmitry could play with those knobs.