From patchwork Thu Jul 8 00:55:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Isaku Yamahata X-Patchwork-Id: 12364293 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=-13.7 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 0532FC11F67 for ; Thu, 8 Jul 2021 00:56:26 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E166D61977 for ; Thu, 8 Jul 2021 00:56:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230521AbhGHA7F (ORCPT ); Wed, 7 Jul 2021 20:59:05 -0400 Received: from mga03.intel.com ([134.134.136.65]:19088 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230248AbhGHA6k (ORCPT ); Wed, 7 Jul 2021 20:58:40 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10038"; a="209462012" X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="209462012" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 17:55:58 -0700 X-IronPort-AV: E=Sophos;i="5.84,222,1620716400"; d="scan'208";a="423770092" Received: from ls.sc.intel.com (HELO localhost) ([143.183.96.54]) by fmsmga007-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2021 17:55:58 -0700 From: isaku.yamahata@gmail.com To: qemu-devel@nongnu.org, pbonzini@redhat.com, alistair@alistair23.me, ehabkost@redhat.com, marcel.apfelbaum@gmail.com, mst@redhat.com, cohuck@redhat.com, mtosatti@redhat.com, xiaoyao.li@intel.com, seanjc@google.com, erdemaktas@google.com Cc: kvm@vger.kernel.org, isaku.yamahata@gmail.com, isaku.yamahata@intel.com Subject: [RFC PATCH v2 32/44] tdx: add kvm_tdx_enabled() accessor for later use Date: Wed, 7 Jul 2021 17:55:02 -0700 Message-Id: <26d88e7618038c1fed501352a04144745abd12ae.1625704981.git.isaku.yamahata@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Isaku Yamahata Signed-off-by: Isaku Yamahata --- include/sysemu/tdx.h | 1 + target/i386/kvm/kvm.c | 5 +++++ 2 files changed, 6 insertions(+) diff --git a/include/sysemu/tdx.h b/include/sysemu/tdx.h index 70eb01348f..f3eced10f9 100644 --- a/include/sysemu/tdx.h +++ b/include/sysemu/tdx.h @@ -6,6 +6,7 @@ #include "hw/i386/pc.h" bool kvm_has_tdx(KVMState *s); +bool kvm_tdx_enabled(void); int tdx_system_firmware_init(PCMachineState *pcms, MemoryRegion *rom_memory); #endif diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index af6b5f350e..76c3ea9fac 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -152,6 +152,11 @@ int kvm_set_vm_type(MachineState *ms, int kvm_type) return -ENOTSUP; } +bool kvm_tdx_enabled(void) +{ + return vm_type == KVM_X86_TDX_VM; +} + int kvm_has_pit_state2(void) { return has_pit_state2;