Disclosure: I work on Google Cloud. We've already patched the host (for a long while now). You can also recompile your binaries in your guest, and/or get an up

Disclosure: I work on Google Cloud. We've already patched the host (for a long while now). You can also recompile your binaries in your guest, and/or get an updated kernel. retpoline performs much better than the brute force hammers you've seen reported.