From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11A24CA9EAF for ; Tue, 22 Oct 2019 00:12:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D791320656 for ; Tue, 22 Oct 2019 00:12:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730588AbfJVAMl (ORCPT ); Mon, 21 Oct 2019 20:12:41 -0400 Received: from mga07.intel.com ([134.134.136.100]:64232 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730172AbfJVAMk (ORCPT ); Mon, 21 Oct 2019 20:12:40 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Oct 2019 17:12:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,325,1566889200"; d="scan'208";a="191289038" Received: from sjchrist-coffee.jf.intel.com ([10.54.74.41]) by orsmga008.jf.intel.com with ESMTP; 21 Oct 2019 17:12:40 -0700 From: Sean Christopherson To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Thomas Gleixner , Borislav Petkov , x86@kernel.org Cc: Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , "H. Peter Anvin" , linux-kernel@vger.kernel.org, Paolo Bonzini , =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , kvm@vger.kernel.org, Sean Christopherson Subject: [PATCH v2 16/16] KVM: VMX: Allow KVM_INTEL when building for Centaur and/or Zhaoxin CPUs Date: Mon, 21 Oct 2019 17:12:35 -0700 Message-Id: <20191022001235.2739-1-sean.j.christopherson@intel.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20191021234632.32363-1-sean.j.christopherson@intel.com> References: <20191021234632.32363-1-sean.j.christopherson@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Change the dependency for KVM_INTEL, i.e. KVM w/ VMX, from Intel CPUs to any CPU that has IA32_FEATURE_CONTROL MSR and thus VMX functionality. This effectively allows building KVM_INTEL for Centaur and Zhaoxin CPUs. Signed-off-by: Sean Christopherson --- arch/x86/kvm/Kconfig | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig index 840e12583b85..42c7a23c5f28 100644 --- a/arch/x86/kvm/Kconfig +++ b/arch/x86/kvm/Kconfig @@ -60,13 +60,12 @@ config KVM If unsure, say N. config KVM_INTEL - tristate "KVM for Intel processors support" + tristate "KVM for Intel (and compatible) processors support" depends on KVM - # for perf_guest_get_msrs(): - depends on CPU_SUP_INTEL + depends on X86_FEATURE_CONTROL_MSR ---help--- - Provides support for KVM on Intel processors equipped with the VT - extensions. + Provides support for KVM on processors equipped with Intel's VT + extensions, a.k.a. Virtual Machine Extensions (VMX). To compile this as a module, choose M here: the module will be called kvm-intel. -- 2.22.0