From nobody Fri Oct 3 01:09:29 2025 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) (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 97BDF30EF9F; Tue, 9 Sep 2025 09:40:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757410812; cv=none; b=mfQeBcN+3dIecpXQqOM29XVVWOOdm1mivsVReV300cQjF5e7/luhfOc/ynd/auQ93IdJt+DQCO8crb5sxytWS/m/oSGR9R9nLHkgaE/doNE04CCn9d35GRiHhNadSnSWEVQ+SVv4hen4uruzBsaE2kyI7oJpYbNIMNnpO7vKahE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757410812; c=relaxed/simple; bh=iMNuByi8uUQXki/9D3JvgGOvtVFo5mIZNHM2fuUZcK8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=r3sytwhbQYJovx8sGfOEhqNCj4efitKbzLGW9F0MRmeTcM7TypId5qHDTORhFOS0k8pKDeAJeDR5b907X2oeygY3tV9176UP4IEnweMUjLocvfOC9vs8Cm0T3pxsINZE4g08nA9yuBr/0XRS+VekHE76CAtaSMSENjRXfgtTMtQ= 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=MQ6tERyi; arc=none smtp.client-ip=192.198.163.11 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="MQ6tERyi" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1757410810; x=1788946810; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=iMNuByi8uUQXki/9D3JvgGOvtVFo5mIZNHM2fuUZcK8=; b=MQ6tERyiV/6zZJGQnfRgELBZCiNElSbX+2lT8kg0NrialCwNYQz3qOuL D+QsTDuwhRMVQJ7tPVINe4614P9xQ99D0gHHC6eDFk++V43KHn7TTQ4Rd xuFTGKUdHjZLmzQi+H8NJ9yEULkhYpBdAxMy1GjBHYA85a0B2xRI2mq+A FD/QNYpg7gbYW1FyBesAipCRdlA6rgWn5/Fa8SotBUYGh/ZhdsmElvTy+ 2nERa7gYYz9bjdXM6UCHLo0XMlZYDWSnAKfQygsmBKdN9/0qiArfq+Na6 UrgLt7tR9nu27j9wBIIlCMubFPFmR1WTbAbjXhfLQfjA3iG6ooxpgj6/S g==; X-CSE-ConnectionGUID: CLHDU/+qTiSa28DGmu/oKQ== X-CSE-MsgGUID: Dx2wShmrTjSCfjNPK6dMgA== X-IronPort-AV: E=McAfee;i="6800,10657,11547"; a="70307353" X-IronPort-AV: E=Sophos;i="6.18,251,1751266800"; d="scan'208";a="70307353" Received: from orviesa006.jf.intel.com ([10.64.159.146]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2025 02:39:57 -0700 X-CSE-ConnectionGUID: vAdhzwSiTdSYkK+UVdxoTQ== X-CSE-MsgGUID: qFUhYb5PT4mQOYvaNTuIGw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,251,1751266800"; d="scan'208";a="172207448" Received: from unknown (HELO CannotLeaveINTEL.jf.intel.com) ([10.165.54.94]) by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Sep 2025 02:39:58 -0700 From: Chao Gao To: kvm@vger.kernel.org, linux-kernel@vger.kernel.org Cc: acme@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, hpa@zytor.com, john.allen@amd.com, mingo@kernel.org, mingo@redhat.com, minipli@grsecurity.net, mlevitsk@redhat.com, namhyung@kernel.org, pbonzini@redhat.com, prsampat@amd.com, rick.p.edgecombe@intel.com, seanjc@google.com, shuah@kernel.org, tglx@linutronix.de, weijiang.yang@intel.com, x86@kernel.org, xin@zytor.com, xiaoyao.li@intel.com Subject: [PATCH v14 21/22] KVM: nVMX: Advertise new VM-Entry/Exit control bits for CET state Date: Tue, 9 Sep 2025 02:39:52 -0700 Message-ID: <20250909093953.202028-22-chao.gao@intel.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20250909093953.202028-1-chao.gao@intel.com> References: <20250909093953.202028-1-chao.gao@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Advertise new VM-Entry/Exit control bits as all nested support for CET virtualization, including consistency checks, is in place. Signed-off-by: Chao Gao --- arch/x86/kvm/vmx/nested.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index edb3b877a0f6..d7e2fb30fc1a 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -7176,7 +7176,7 @@ static void nested_vmx_setup_exit_ctls(struct vmcs_co= nfig *vmcs_conf, VM_EXIT_HOST_ADDR_SPACE_SIZE | #endif VM_EXIT_LOAD_IA32_PAT | VM_EXIT_SAVE_IA32_PAT | - VM_EXIT_CLEAR_BNDCFGS; + VM_EXIT_CLEAR_BNDCFGS | VM_EXIT_LOAD_CET_STATE; msrs->exit_ctls_high |=3D VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR | VM_EXIT_LOAD_IA32_EFER | VM_EXIT_SAVE_IA32_EFER | @@ -7198,7 +7198,8 @@ static void nested_vmx_setup_entry_ctls(struct vmcs_c= onfig *vmcs_conf, #ifdef CONFIG_X86_64 VM_ENTRY_IA32E_MODE | #endif - VM_ENTRY_LOAD_IA32_PAT | VM_ENTRY_LOAD_BNDCFGS; + VM_ENTRY_LOAD_IA32_PAT | VM_ENTRY_LOAD_BNDCFGS | + VM_ENTRY_LOAD_CET_STATE; msrs->entry_ctls_high |=3D (VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR | VM_ENTRY_LOAD_IA32_EFER | VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL); --=20 2.47.3