Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964889AbcKJRSG (ORCPT ); Thu, 10 Nov 2016 12:18:06 -0500 Received: from Galois.linutronix.de ([146.0.238.70]:33862 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935047AbcKJRSF (ORCPT ); Thu, 10 Nov 2016 12:18:05 -0500 Date: Thu, 10 Nov 2016 18:15:26 +0100 (CET) From: Thomas Gleixner To: Boris Ostrovsky cc: "Charles (Chas) Williams" , "M. Vefa Bicakci" , Sebastian Andrzej Siewior , "x86@kernel.org" , LKML , Peter Zijlstra , Borislav Petkov , David Vrabel , Juergen Gross Subject: Re: [PATCH] x86/cpuid: Deal with broken firmware once more In-Reply-To: Message-ID: References: <20161102122557.qs4rl6mb7n7l7j7p@linutronix.de> <24e69019-60d0-29e7-e31f-c6f00f9ed98a@brocade.com> <58e229e2-91f4-a97f-1b9f-089f48ef994a@brocade.com> <86609338-2b45-ed7e-fb07-99421e43a2f1@brocade.com> <49fe8cc5-0f0f-6cac-7a5c-803e81f5667d@runbox.com> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 516 Lines: 14 On Thu, 10 Nov 2016, Boris Ostrovsky wrote: > On 11/10/2016 10:05 AM, Charles (Chas) Williams 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). RAPL is just the messenger and it could be any other facility relying on the package map information. The underlying root cause is something else. See the other mail. Thanks, tglx