From nobody Sat Apr 5 13:58:55 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass header.i=@intel.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1743516171; cv=none; d=zohomail.com; s=zohoarc; b=F9nDC0H0f1nI/RLlUO2bDpc7B/FT+P8kWY/CUrDzRLwNM5p+Cd00vy5KyuZFjlol3Kq9aSAnoks5nsVFNTCCI9vQvOrWwNo2XR+L40K2YSqIF+IRhjGfy1bSxnXR6Jo14wlKXmJqlzFhR/mSJ4wJr1KHRtv8CAwKCblK9EucngI= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1743516171; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=7xBHFU6GUdEUzv7w73UyP8BpLaWvXeAkuGLwM3RDNTE=; b=Zdton4XujZNktcKQhLwxZ523LHA8traprK2EdGCjvyZ/hYYZxSmWwLtXGfp2nIpHw/mad6zLHS/H2cAAWng8EJFWMg/yy+k1/0Qwjmq1lr52E7My8+mDOLxV2YlP0tFEGWe1pmwhRs8f9HpKzGOir3+EY7JNfY7FWX/30wlA810= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=@intel.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1743516171885835.9970369798465; Tue, 1 Apr 2025 07:02:51 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tzbvU-0002Da-O0; Tue, 01 Apr 2025 09:45:13 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tzbu7-0000Us-Ke for qemu-devel@nongnu.org; Tue, 01 Apr 2025 09:44:00 -0400 Received: from mgamail.intel.com ([192.198.163.16]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tzbtz-0006ZP-Uo for qemu-devel@nongnu.org; Tue, 01 Apr 2025 09:43:41 -0400 Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Apr 2025 06:42:38 -0700 Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by fmviesa008.fm.intel.com with ESMTP; 01 Apr 2025 06:42:35 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1743515020; x=1775051020; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=m2lenDu9bW+75Eq/1SrtcTJxjbE4TtBg2fjTNckDDXI=; b=WR0raWR+n+saTmeX5r1PxOGEP9P7uwnfgftuZx+na1sckB5lIl5rnBXN Du9zNskUw/QhFfUna2TBwxPVTMF1QrrPzXoyEKmlGZozXMvO1PKcvJS/N ez1nhDlBplsl5fLEZg84U4oapvpQOIoWa/Xe1IBPompog58qT4DRj33CU XQ21uCIuq7cBm86PilXKSsDYGMqk5dY16y3Kc00InUU19hFl4N718XPj1 W43uZGjajWT+v/gRFP66NcNw2Hw5LVTdK2dR1PxQ97Db8hijIGnlFqf4o Apxv8ulCPEFDZCDe1ouQi04/ZIiNksNNfQmKc++5KuH/537iVjlAbyJPU Q==; X-CSE-ConnectionGUID: zlxCR1usRb61QeHvWIQX3Q== X-CSE-MsgGUID: xm1lJvkBRFKcgvUvC1Z6kA== X-IronPort-AV: E=McAfee;i="6700,10204,11391"; a="32433454" X-IronPort-AV: E=Sophos;i="6.14,293,1736841600"; d="scan'208";a="32433454" X-CSE-ConnectionGUID: CuHhDGo4STK41z4uWKR32g== X-CSE-MsgGUID: k1cFb/oQSt6lOreAfVcxFw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,293,1736841600"; d="scan'208";a="126640123" From: Xiaoyao Li To: Paolo Bonzini , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= Cc: "Michael S. Tsirkin" , Markus Armbruster , Francesco Lavra , Marcelo Tosatti , qemu-devel@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Rick Edgecombe , Xiaoyao Li Subject: [PATCH v8 34/55] i386/tdx: Force exposing CPUID 0x1f Date: Tue, 1 Apr 2025 09:01:44 -0400 Message-Id: <20250401130205.2198253-35-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250401130205.2198253-1-xiaoyao.li@intel.com> References: <20250401130205.2198253-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=192.198.163.16; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.997, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, HK_RANDOM_ENVFROM=0.001, HK_RANDOM_FROM=0.999, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @intel.com) X-ZM-MESSAGEID: 1743516174461019100 Content-Type: text/plain; charset="utf-8" TDX uses CPUID 0x1f to configure TD guest's CPU topology. So set enable_cpuid_0x1f for TDs. Signed-off-by: Xiaoyao Li --- target/i386/kvm/tdx.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 49e748af3949..b0616eb3d371 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -402,7 +402,11 @@ static int tdx_kvm_type(X86ConfidentialGuest *cg) =20 static void tdx_cpu_instance_init(X86ConfidentialGuest *cg, CPUState *cpu) { + X86CPU *x86cpu =3D X86_CPU(cpu); + object_property_set_bool(OBJECT(cpu), "pmu", false, &error_abort); + + x86cpu->enable_cpuid_0x1f =3D true; } =20 static int tdx_validate_attributes(TdxGuest *tdx, Error **errp) --=20 2.34.1