bug#27932: 26.0.50; Feature request: prevent scroll commands from changing the buffer location of point

[Eli Zaretskii]

> From: Tak Kunihiro <homeros.misasa@gmail.com>
> Date: Fri, 04 Aug 2017 08:16:12 +0900
> Cc: 27932@debbugs.gnu.org
> 
> I have a similar wish.
> 
> Without revision of engine I think you can (1) restore point, (2)
> preserve region, and (3) extend region.

How is this different from mark-related features, starting with "C-x C-x"?