[GTALUG] Ryzen 3000 CPUs vs Linux

[D. Hugh Redelmeier]

Here's the commit that lets systemd survive the AMD rdrand bug.  The
comments are interesting too.

<https://github.com/systemd/systemd/pull/12536/commits/1c53d4a070edbec8ad2d384ba0014d0eb6bae077>