From patchwork Fri Feb 14 16:06:39 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sean Christopherson X-Patchwork-Id: 13975197 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 CFCF42676CD for ; Fri, 14 Feb 2025 16:06:42 +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=1739549204; cv=none; b=bUYXA548ONVdBiX7bb8nMjL/hOGknf+3gH4fzAAgCPLZZktRELvkuoP1uwCIpNDB7mQLKvN/jy3O9fDw0ATy5/mdPYO9JhYBZHd7unOuSinNF81JF9lrDg/gnRulP45CExtTkyQTy8AOGOTdRH/hukyTk5uyik0eHfFARaxVPe8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739549204; c=relaxed/simple; bh=gNf68b2lO7aZBsZq1rdz+TjDp5DSF6RsXJMMuo+sK2Q=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=Cp7ErlRO9rQZ9Y9AwH9mlCpXve2Yo2C+5PoLdSD53D82FODeBnxSi68WwhZATQgHEN7RQ1OEw753eusaMPpF2JWq9hjyWeGBXyRDqgI+rj3cl61E5ajO8LtcnRQ1llWX51VIR0EoNnp5IgEzZxBvnO7jXL4JOyL9dX2JJPDi4zQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=z4hD2UeC; 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--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="z4hD2UeC" Received: by mail-pj1-f73.google.com with SMTP id 98e67ed59e1d1-2f83e54432dso7351573a91.2 for ; Fri, 14 Feb 2025 08:06:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1739549202; x=1740154002; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:reply-to:from:to:cc :subject:date:message-id:reply-to; bh=gVmYHvwcYpnrtIiPiSYgCQmN9Gobg80dgdoYY0XghFE=; b=z4hD2UeCS1diXJNyGNdYHU93yJE79AsvaGKjciPBGnaTyU5Ba+CWC8qex2oAn1LxWd DvleqUDEJ1l0VGbldMgKk3FPxDACne642qeKt00k/XqqUIDpQ21K6NAhl92kiFFPGBx7 el/g5sytSi1ilNycV0jL3FgQHRaFz2gEf0UYq+lOJKCLuBE7I03lPBulNjs7uwXw8siK dWQYLH6cePUQlZM6CKp28jSf7QmeTzlKQok1s8Buz+4c4wOkGYbmevIjEpZEmPlggnyE 7l1iTtqUJJzbqT5Wsc4AAjDB9WOni90FjeljwQ2mU1/RD96lUhyH+i87uc+B6ZqYUVkB SA1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1739549202; x=1740154002; h=cc:to:from:subject:message-id:mime-version:date:reply-to :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=gVmYHvwcYpnrtIiPiSYgCQmN9Gobg80dgdoYY0XghFE=; b=MFXHg+uD3MoqSo34ghZ9+jz5xXdq3UKau7ngpr840+p/BC1haYfgOYBazHEXqY9I7T pWMmpTgc76qwBc+SuD7dYxjfSAywCHmKiFVhf2fyY18pWhln/eEiSCD/wVxAN0U8BpQB qak8mZJVZjxzkdf/zrYcVH1r7lhJUqA6r4C/IwGEo2cjjpeMD6DCaDMFORLT80zvdXKe bTQg2JX/8vTGeEcVmBFAmK8nbKHd8Gr5V9RuxRvLGvG4UWPA4fTtcoH+8DmYmKkW3drn YexlvvxwUv7M5qqoOMgQ8n7cLVj7UP11e8OwKASc85eOJpLADiycVH0JAQ95wQFC1TF+ gBkQ== X-Gm-Message-State: AOJu0YyIXAlR5JfL/aPEG+9FTOvc2iJRaLTKIjP0uhkkdXWGn77ozBHr 9RhIlpMt/Mx2VYSb/CPezMdrQb74Ml4+111Ppw+ZChP7GgOstn7KBDYDqMB8FHUlFo0+CGlPEcj o+w== X-Google-Smtp-Source: AGHT+IHAZtWLxQztW7anY6+QmYXHxsw0aHFKfiBgzGOByFQM5kV8YxD0W8q1BO+lVI/GxvADoi4NR7GMD+Y= X-Received: from pjbqn13.prod.google.com ([2002:a17:90b:3d4d:b0:2ee:4b69:50e1]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90a:ea98:b0:2fc:3264:3657 with SMTP id 98e67ed59e1d1-2fc326436aemr4399178a91.0.1739549202060; Fri, 14 Feb 2025 08:06:42 -0800 (PST) Reply-To: Sean Christopherson Date: Fri, 14 Feb 2025 08:06:39 -0800 Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.48.1.601.g30ceb7b040-goog Message-ID: <20250214160639.981517-1-seanjc@google.com> Subject: [kvm-unit-tests PATCH] nVMX: Clear A/D enable bit in EPTP after negative testcase on non-A/D host From: Sean Christopherson To: Paolo Bonzini Cc: kvm@vger.kernel.org, Sean Christopherson Clear the Access/Dirty enable flag in EPTP after the negative testcase that verifies enabling A/D bits results in failed VM-Entry if A/D bits aren't supported. Leaving the A/D bit set causes the subsequent tests to fail on A/D-disabled hosts. Fixes: 1d70eb82 ("nVMX x86: Check EPTP on vmentry of L2 guests") Signed-off-by: Sean Christopherson --- x86/vmx_tests.c | 2 ++ 1 file changed, 2 insertions(+) base-commit: f77fb696cfd0e4a5562cdca189be557946bf522f diff --git a/x86/vmx_tests.c b/x86/vmx_tests.c index ffe7064c..160b50fb 100644 --- a/x86/vmx_tests.c +++ b/x86/vmx_tests.c @@ -4750,6 +4750,8 @@ static void test_ept_eptp(void) eptp |= EPTP_AD_FLAG; test_eptp_ad_bit(eptp, false); + + eptp &= ~EPTP_AD_FLAG; } /*