Re: master e54b94c28cd: Use @xref more consistently; "See @ref" -> "@xref"

[Eli Zaretskii]

> From: Stefan Kangas <stefankangas@gmail.com>
> Date: Mon, 27 Jan 2025 06:22:02 -0600
> Cc: pipcet@protonmail.com, luangruo@yahoo.com, emacs-devel@gnu.org
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> > I think almost all (if not all) the tests run by default are already
> > fast enough.  But all of them added together take a significant amount
> > of time.  And we add tests all the time (and will continue to do so,
> > since our test coverage is still far from satisfactory).
> 
> I didn't look recently, to be honest, so I can't say much to that.
> I just know that when I did look, I found some slow tests.

I've just run the test suite with "make check", and I can say that
only tramp-tests is relatively slow (about 1 min: 59 tests, each one
about 1 sec).  The rest are very fast, but running the suite still
takes 13 min on a not-so-fast machine.  That's a long time to run
after each commit.