bug#29889: 27.0.50; Slow visual selection

[Po Lu]

Eli Zaretskii <eliz@gnu.org> writes:

> Maybe we need yet another value for that variable, which would set the
> selection not only for shift-selection?

I guess so.  How about a number indicating the maximum amount of
characters to put into the primary selection, which will not happen if
the region exceeds that many characters in length?