From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f73.google.com (mail-pj1-f73.google.com [209.85.216.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 73D30298991 for ; Thu, 4 Sep 2025 06:55:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756968923; cv=none; b=t9aFzlrXr6muQzLpnjvHfUh1qGsdRz8NsWCc3ukWfOzXtpC8L5TwA2YbZ6MlAfeBd0tVUP1GNjNMRKNRxeV9TRG3P3h6ejsMui8McgRT9+RIhnAjy3nQXXfSrp+j/g06k02QHOaZP0b4TkwmPCVNTMXNL6wqMvc2b1Cd778wESs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1756968923; c=relaxed/simple; bh=aonB/eCuRYccRY3VvDhmGFtx766iDhuLel2iFuyfPvg=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=Gi3swZAVwlnynZ7hcFqQgKtHbtEHAt4lwl1KN3y9tNwXmD4s5pbuYvuw3KpZWB5SjOTMVsMRDY4Mm3TyUKvMkYmBKC7TQafDQJyu+UOaR0subucxy6j1BpkP4aWS9T8QjL0whd3z8LydEqC51frUb34dLuxHVa41zhdpRZ238Mo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--sagis.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=rQo00vHn; arc=none smtp.client-ip=209.85.216.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--sagis.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="rQo00vHn" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-32b58eeb874so605287a91.3 for ; Wed, 03 Sep 2025 23:55:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1756968922; x=1757573722; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=qvz/RUhUzWK3YIgJJiz6JbOWQToi8UuNVcz+/1d9b6I=; b=rQo00vHnws4of/13pq5YZRpX/DZUksBrzhJfddzAEP2gRHWPf5KivAenZfqm4FpIvw kMg70VCD4+s4nviNiLg066PcHNRJ5BcwhWCN9cBQ6KBj3DakGOusybVw/u7ooLDX+rgS SaNfxdF/YLYUY+ZdmJUjdoBJVRKR0/R8gSmhimJ539F/2GmCnOGOJ7vgVPUDcKoK+4Am 8eXu3xdKY+jlZJazebckSyffm823fpyVMu3OF3U2lLF+kIFCbRZ5rzSHH74nZ7t1oISH r1poren6zlgLgfJBHXXyjn7y7m1JCyQcx+eqKf2P5iqQ/inSub5+QjAxYhPQTQB3icRv KVSQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1756968922; x=1757573722; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=qvz/RUhUzWK3YIgJJiz6JbOWQToi8UuNVcz+/1d9b6I=; b=g/YhjJdxwyEBi+mX/UUOP03H06XxrE05//yz64v8DTk+Ovj8vl/v8gcuAJ4kAlAngU qeqGof9lIv4KZtlIsPYXD5uZZwp5EvdaVFvgY25v9lyhOwXf0m6JxLAkJgyFk7rENiKO LGUY/RS3a3IyClZuhcO1J83Q998mpB2sjaMzj5W/7FVRRhaFjH3+XSEskdFEZ76/fw9d 7zJwzH5C24PSDrxfwnPohGEyBjBuhTPkRZCeG7C+kZF65VmOSfU1+rJPd6WvUUs1xfCS iz4YzDWA+d3kO/IaxgqUv5p6kzwCW3zZ3kLXn+39aQYT5g3KkbwoRD2d1XjRys22tVTF fc4Q== X-Gm-Message-State: AOJu0YyjruBwGHrYV0sjdFBdGi6bPXgRlUgA3YlDlXjSdA7V+jXnhpBE axPShzeh15mt7iKge7Xv55pD5Y5e8xT1Xb4B2CI0/JIKP/UAQyGkvHBFNcCsVb2Gsg4f0KbJ+j9 lcuyFTE0SEIDVboFtY8gvEj/HWMxE3ZS31XmzNwbDFbJlnZ2qiFsNV5jImtk/oDkpDYSymSS7pf StcdYS3KGWNVsP+y8Po8VaLRFzLMl0TrCbfmLc0lTDOjQ= X-Google-Smtp-Source: AGHT+IHOjWuQK34dUf4IdxwrpKRnSqRG6X0hBaPJ0I2Ra4SwU/ya2UpxFzedgGOgdGACsTrDLh7HJK5caQ== X-Received: from pjbse15.prod.google.com ([2002:a17:90b:518f:b0:32b:95bb:dbc]) (user=sagis job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:570d:b0:329:f535:6e3c with SMTP id 98e67ed59e1d1-329f5356ef7mr10386542a91.35.1756968921579; Wed, 03 Sep 2025 23:55:21 -0700 (PDT) Date: Wed, 3 Sep 2025 23:54:42 -0700 In-Reply-To: <20250904065453.639610-1-sagis@google.com> Precedence: bulk X-Mailing-List: linux-kselftest@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250904065453.639610-1-sagis@google.com> X-Mailer: git-send-email 2.51.0.338.gd7d06c2dae-goog Message-ID: <20250904065453.639610-13-sagis@google.com> Subject: [PATCH v10 12/21] KVM: selftests: TDX: Use KVM_TDX_CAPABILITIES to validate TDs' attribute configuration From: Sagi Shahar To: linux-kselftest@vger.kernel.org, Paolo Bonzini , Shuah Khan , Sean Christopherson , Ackerley Tng , Ryan Afranji , Andrew Jones , Isaku Yamahata , Erdem Aktas , Rick Edgecombe , Sagi Shahar , Roger Wang , Binbin Wu , Oliver Upton , "Pratik R. Sampat" , Reinette Chatre , Ira Weiny , Chao Gao , Chenyi Qiang Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org Content-Type: text/plain; charset="UTF-8" From: Isaku Yamahata Make sure that all the attributes enabled by the test are reported as supported by the TDX module. This also exercises the KVM_TDX_CAPABILITIES ioctl. Signed-off-by: Isaku Yamahata Co-developed-by: Sagi Shahar Signed-off-by: Sagi Shahar --- tools/testing/selftests/kvm/lib/x86/tdx/tdx_util.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/tools/testing/selftests/kvm/lib/x86/tdx/tdx_util.c b/tools/testing/selftests/kvm/lib/x86/tdx/tdx_util.c index aa0cb6c2205b..1b5c01faf1cd 100644 --- a/tools/testing/selftests/kvm/lib/x86/tdx/tdx_util.c +++ b/tools/testing/selftests/kvm/lib/x86/tdx/tdx_util.c @@ -234,6 +234,18 @@ static void vm_tdx_filter_cpuid(struct kvm_vm *vm, free(tdx_cap); } +static void tdx_check_attributes(struct kvm_vm *vm, uint64_t attributes) +{ + struct kvm_tdx_capabilities *tdx_cap; + + tdx_cap = tdx_read_capabilities(vm); + + /* Make sure all the attributes are reported as supported by the TDX module */ + TEST_ASSERT_EQ(attributes & tdx_cap->supported_attrs, attributes); + + free(tdx_cap); +} + void vm_tdx_init_vm(struct kvm_vm *vm, uint64_t attributes) { struct kvm_tdx_init_vm *init_vm; @@ -253,6 +265,8 @@ void vm_tdx_init_vm(struct kvm_vm *vm, uint64_t attributes) memcpy(&init_vm->cpuid, cpuid, kvm_cpuid2_size(cpuid->nent)); free(cpuid); + tdx_check_attributes(vm, attributes); + init_vm->attributes = attributes; vm_tdx_vm_ioctl(vm, KVM_TDX_INIT_VM, 0, init_vm); -- 2.51.0.338.gd7d06c2dae-goog