[CentOS] workaround using CentOS Plus Kernel? -- for 7.4 does not support PV [Xen]

Sun Sep 17 14:54:06 UTC 2017
centos at trodman.com <centos at trodman.com>

Relates to: https://prgmr.com/blog/2017/09/14/centos-7-pv-unsupported.html

I'm considering switching to the **CentOS Plus Kernel**.  What are the downsides?
In the link above,  will the CentOS Plus Kernel get upgraded or will it be locked
at a specific kernel?

--
thanks!,
Tom
--
https://wiki.centos.org/AdditionalResources/Repositories/CentOSPlus