From patchwork Fri Jan 24 13:20:26 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13949420 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DED7438FB9 for ; Fri, 24 Jan 2025 13:38:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737725937; cv=none; b=alEp4eQVt5JWTuVTVae5OV4T94qyqsWDABGcdKgCjQAqCrwin6or8SG1ktVP04H51zspTTLNO3ctyjF7n5J7fswnzAv3rw+ZQlWoHUNdDAeZiPBXtpGCzA8cVk1GQvvmJsbgsO0PrBrvkb2c2L7e7DKNIjaSnWXwXPNzRoS/hhk= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737725937; c=relaxed/simple; bh=Ivxfpdrpb34ZCT0lQieIiov7gVqJ7+V2EXqhX8vm6BM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=WWcmUVhjWMYMvu4fcm1KRdeBpTxp8lv7DWeK2yfLfnC0ZR0Wr6TOVMjtwq5B2F5zvVKR6Yr2IolnRIFiDkj3eksaLYSweDekHrKf2vNw9YzyVBg7M8fc1BnJEisDTop7WT33IeTzLG8EAqI+hQtkGoaibl/ogI0j6TDRHf0WIdg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=DjZOhWXS; arc=none smtp.client-ip=198.175.65.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="DjZOhWXS" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1737725936; x=1769261936; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Ivxfpdrpb34ZCT0lQieIiov7gVqJ7+V2EXqhX8vm6BM=; b=DjZOhWXSEzLygND7BUTnCQw+G4OpD/AILshVSLjgak+7HcuqgIT+Rrcq 0lV7EFRj/WxWk6n06+k29Dk/4Yk0FG+rLiwAXQPl6QYvBbvHunspkDd9h R6lSKYCP2CWeRaUI+BO5Bvuxjnt9dkQEPjRJ2l9JnJXvf/hjmmtLPwZ1l Kw7LdWCDDVz/64g6I3qRZ/aX4KOZKep+V6dUprFDLaYJAVBYKyAfcy2s5 +HOJUPRhkUqcR1gpypBPCAbcDLiK/DtxU2PL6C7Z2r6J72fts5Vze0G5C Hnl1lsL+H86hwpPj4lnuh1NFNxQy++jWow90jkWQDJ72cVumgsmAcCpBZ g==; X-CSE-ConnectionGUID: F1HaYXosSX68w6hlR+YbEQ== X-CSE-MsgGUID: oaOY8StNTl2t4aySM3ZQUw== X-IronPort-AV: E=McAfee;i="6700,10204,11325"; a="49246474" X-IronPort-AV: E=Sophos;i="6.13,231,1732608000"; d="scan'208";a="49246474" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jan 2025 05:38:56 -0800 X-CSE-ConnectionGUID: dweXhYj8R0SZbpR+o8CQMQ== X-CSE-MsgGUID: Ie6BhehtRWOPDjgmEywIIA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="111804384" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by fmviesa003.fm.intel.com with ESMTP; 24 Jan 2025 05:38:52 -0800 From: Xiaoyao Li To: Paolo Bonzini , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= , Igor Mammedov Cc: Zhao Liu , "Michael S. Tsirkin" , Eric Blake , Markus Armbruster , Peter Maydell , Marcelo Tosatti , Huacai Chen , Rick Edgecombe , Francesco Lavra , xiaoyao.li@intel.com, qemu-devel@nongnu.org, kvm@vger.kernel.org Subject: [PATCH v7 30/52] i386/tdx: implement tdx_cpu_instance_init() Date: Fri, 24 Jan 2025 08:20:26 -0500 Message-Id: <20250124132048.3229049-31-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250124132048.3229049-1-xiaoyao.li@intel.com> References: <20250124132048.3229049-1-xiaoyao.li@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Currently, pmu is not supported for TDX by KVM. Signed-off-by: Xiaoyao Li --- chanegs in v6: - new patch; --- target/i386/kvm/tdx.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/target/i386/kvm/tdx.c b/target/i386/kvm/tdx.c index 591de30eedf4..12c1c2503845 100644 --- a/target/i386/kvm/tdx.c +++ b/target/i386/kvm/tdx.c @@ -396,6 +396,11 @@ static int tdx_kvm_type(X86ConfidentialGuest *cg) return KVM_X86_TDX_VM; } +static void tdx_cpu_instance_init(X86ConfidentialGuest *cg, CPUState *cpu) +{ + object_property_set_bool(OBJECT(cpu), "pmu", false, &error_abort); +} + static int tdx_validate_attributes(TdxGuest *tdx, Error **errp) { if ((tdx->attributes & ~tdx_caps->supported_attrs)) { @@ -754,4 +759,5 @@ static void tdx_guest_class_init(ObjectClass *oc, void *data) klass->kvm_init = tdx_kvm_init; x86_klass->kvm_type = tdx_kvm_type; + x86_klass->cpu_instance_init = tdx_cpu_instance_init; }