Message ID | 20230818095041.1973309-55-xiaoyao.li@intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <kvm-owner@vger.kernel.org> X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id EFA63C7113C for <kvm@archiver.kernel.org>; Fri, 18 Aug 2023 10:02:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1359662AbjHRKBu (ORCPT <rfc822;kvm@archiver.kernel.org>); Fri, 18 Aug 2023 06:01:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44548 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1359666AbjHRKBS (ORCPT <rfc822;kvm@vger.kernel.org>); Fri, 18 Aug 2023 06:01:18 -0400 Received: from mgamail.intel.com (mgamail.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37FD03AA2 for <kvm@vger.kernel.org>; Fri, 18 Aug 2023 03:00:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1692352852; x=1723888852; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=CAqXR4eziD45bAQ7AhTZi6OtbK9m6LK4egODsJzwpzE=; b=ZeoMdG9daXC/AV6imU/c9DND0pF0jCz2Cr24iQCctz4EayRKqQ5+yWZs 4Sw1LMnVB5RxisU3UfUIbC1rPwPIi8tOO2x0IGpGnvZ2NdmVSI8iJBIP+ Uafd8V5an1ex42G3jTH9CVtm+gfSWwHivQ7ZZPE2AEE0YVFn/gdyNerMU EHNtPDPK5JBcAyCvIoLCgcfbMLXLTzR+yEid1hW4CSJh+v4RMdnv42GWx OkNFu1M9WCe28bM1O7zuldOseNlArnT8jGJW5gbHZ4xnopJPVe7bIEmNj 6oDrYHEp532NV47yklTpECkN0rq1s6yYL2ZuRrotfGFEss45UCWhVGPD4 A==; X-IronPort-AV: E=McAfee;i="6600,9927,10805"; a="371966949" X-IronPort-AV: E=Sophos;i="6.01,182,1684825200"; d="scan'208";a="371966949" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Aug 2023 02:59:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10805"; a="849235805" X-IronPort-AV: E=Sophos;i="6.01,182,1684825200"; d="scan'208";a="849235805" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.46]) by fmsmga002.fm.intel.com with ESMTP; 18 Aug 2023 02:59:03 -0700 From: Xiaoyao Li <xiaoyao.li@intel.com> To: Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, "Michael S. Tsirkin" <mst@redhat.com>, Marcel Apfelbaum <marcel.apfelbaum@gmail.com>, Igor Mammedov <imammedo@redhat.com>, Ani Sinha <anisinha@redhat.com>, Peter Xu <peterx@redhat.com>, David Hildenbrand <david@redhat.com>, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>, =?utf-8?q?Dani?= =?utf-8?q?el_P=2E_Berrang=C3=A9?= <berrange@redhat.com>, Cornelia Huck <cohuck@redhat.com>, Eric Blake <eblake@redhat.com>, Markus Armbruster <armbru@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com>, Gerd Hoffmann <kraxel@redhat.com> Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, Eduardo Habkost <eduardo@habkost.net>, Laszlo Ersek <lersek@redhat.com>, xiaoyao.li@intel.com, Isaku Yamahata <isaku.yamahata@gmail.com>, erdemaktas@google.com, Chenyi Qiang <chenyi.qiang@intel.com> Subject: [PATCH v2 54/58] i386/tdx: Don't synchronize guest tsc for TDs Date: Fri, 18 Aug 2023 05:50:37 -0400 Message-Id: <20230818095041.1973309-55-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230818095041.1973309-1-xiaoyao.li@intel.com> References: <20230818095041.1973309-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: <kvm.vger.kernel.org> X-Mailing-List: kvm@vger.kernel.org |
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TDX QEMU support
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diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 50b0218a8044..3f18a8d0f40b 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -298,7 +298,7 @@ void kvm_synchronize_all_tsc(void) { CPUState *cpu; - if (kvm_enabled()) { + if (kvm_enabled() && !is_tdx_vm()) { CPU_FOREACH(cpu) { run_on_cpu(cpu, do_kvm_synchronize_tsc, RUN_ON_CPU_NULL); }