Re: [Xen-devel] Can't boot as Xen dom0 due to commit fe055896

From: Jan Beulich
Date: Thu Dec 15 2016 - 11:54:53 EST

>>> On 15.12.16 at 17:46, <bp@xxxxxxx> wrote:
> On Thu, Dec 15, 2016 at 05:12:04PM +0100, Juergen Gross wrote:
>> with today's kernel the system isn't coming up when booted as Xen dom0:
> Remind me again pls, is dom0 even supposed to load microcode? Isn't the
> hypervisor supposed to apply microcode?

Yes, it's the hypervisor. Dom0 can at best hand the blob to it via
hypercall, but iirc upstream Linux doesn't make use of that.