Re: 64-bit PV and Meltdown

[Brian Marcotte <marcotte%panix.com@localhost>]

> > Can anyone confirm this is the case with a NetBSD guest (64-bit PV)?
> 
> Sure.
> In fact, Xen 86-64 PV guests have separate user/kernel spaces since
> day one (because the kernel also runs unprivileged)...

Excellent. I have a bunch of 32-bit NetBSD guests, so it looks like the
quickest thing to do for those is to run them with a 64-bit NetBSD kernel
on a Xen with PTI.

Thanks.

--
- Brian