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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS 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 A7207C43387 for ; Thu, 17 Jan 2019 17:12:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7C63D20851 for ; Thu, 17 Jan 2019 17:12:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727364AbfAQRMQ (ORCPT ); Thu, 17 Jan 2019 12:12:16 -0500 Received: from mx1.redhat.com ([209.132.183.28]:50968 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726008AbfAQRMP (ORCPT ); Thu, 17 Jan 2019 12:12:15 -0500 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BB91BD792C; Thu, 17 Jan 2019 17:12:15 +0000 (UTC) Received: from vitty.brq.redhat.com (unknown [10.43.2.155]) by smtp.corp.redhat.com (Postfix) with ESMTP id B8E1817D86; Thu, 17 Jan 2019 17:12:11 +0000 (UTC) From: Vitaly Kuznetsov To: kvm@vger.kernel.org Cc: Paolo Bonzini , =?UTF-8?q?Radim=20Kr=C4=8Dm=C3=A1=C5=99?= , linux-kernel@vger.kernel.org, Liran Alon Subject: [PATCH 0/2] x86/kvm/hyper-v: fix KVM_CAP_HYPERV_ENLIGHTENED_VMCS Date: Thu, 17 Jan 2019 18:12:08 +0100 Message-Id: <20190117171210.9493-1-vkuznets@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.38]); Thu, 17 Jan 2019 17:12:15 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit e2e871ab2f02 ("x86/kvm/hyper-v: Introduce nested_get_evmcs_version() helper") broke KVM_CAP_HYPERV_ENLIGHTENED_VMCS: the returned evmcs version is always zero now. Fix the issue and add a check to evmcs selftest. The offending commit is in 5.0-rc1, it would be great if the fix could be queued before 5.0. Vitaly Kuznetsov (2): x86/kvm/hyper-v: nested_enable_evmcs() sets vmcs_version incorrectly KVM: selftests: check returned evmcs version range arch/x86/kvm/vmx/evmcs.c | 7 ++++--- tools/testing/selftests/kvm/x86_64/evmcs_test.c | 6 ++++++ 2 files changed, 10 insertions(+), 3 deletions(-) -- 2.20.1