[PATCH 2/4] x86: Tunables may incorrectly set Prefer_PMINUB_for_stringop (bug 32047)

[Florian Weimer]

* Noah Goldstein:

> LGTM
> Reviewed-by: Noah Goldstein <goldstein.w.n@gmail.com>

Thanks.

> Do we need to backport this?

To 2.40?  Yes.

Florian