bug#49724: 27.2; Tramp /sudoedit:: does not preserve file security context

[Eli Zaretskii]

> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: xenodasein@tutanota.de,  49724@debbugs.gnu.org
> Date: Sat, 24 Jul 2021 21:06:15 +0200
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> >> > Did you try to use backup-by-copying, with or without
> >> > backup-by-copying-when-privileged-mismatch?
> >>
> >> No, I can try again with an emacs -Q and some certain variables set if you 
> >> require.
> >
> > Michael, could that help?
> 
> It's already on my todo, but rather for tomorrow.

I'm asking whether using backup-by-copying could have helped the OP in
that use case.  If it could, I'd ask the OP to try that, but if you
say this is currently a deficiency for which we have no solution, then
the OP doesn't need to try backup-by-copying.