Re: [PATCH] x86/cpuid: Deal with broken firmware once more
From: Sebastian Andrzej Siewior
Date: Thu Nov 10 2016 - 10:54:26 EST
On 2016-11-10 10:31:20 [-0500], Boris Ostrovsky wrote:
> For Xen, we recently added a6a198bc60e6 ("xen/x86: Update topology map
> for PV VCPUs") to at least temporarily work around some topology map
> problems that PV guests have with RAPL (which I think is what Vefa's
> problem was).
I wouldn't blame it on RAPL. It is RAPL that exposes the wrong APICID
<-> CPU <-> Package mapping.
> -boris
Sebastian