Re: [PATCH 3.17 100/141] x86, microcode: Fix accessing dis_ucode_ldr on 32-bit

Borislav Petkov
2014-11-25T19:08:55Z

On Tue, Nov 25, 2014 at 01:55:29PM -0500, Boris Ostrovsky wrote:
> On 11/25/2014 01:43 PM, Borislav Petkov wrote:
> >On Tue, Nov 25, 2014 at 01:43:26PM -0500, Boris Ostrovsky wrote:
> >>I don't think this routine is called on PV.
> >They're either both called or none is. At least on baremetal, that is.
> >
>
> PV guests don't start with startup_32.
>
> We are coming from a resume into load_ucode_ap as:

Btw, why is this thing even running on xen? I'd like to make
CONFIG_MICROCODE depend on !PARAVIRT and be done with it.

--
Regards/Gruss,
Boris.

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