From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f71.google.com (mail-pj1-f71.google.com [209.85.216.71]) (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 6145A25B086 for ; Tue, 28 Jul 2026 00:43:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.216.71 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785199440; cv=none; b=JVrEa7F4weEpYP2kZ1Xocft35c1N1Gj8W5RJRiowv9vCDgIVVvQYvT0Xb1e8kuvSPva5dp8/P5yIn+AtN0W/51WMDSChxDWOpTkUfUkRk46iJP6qWdr+WpPGuKpiKHcFrNKF5RnBuKWg0Vkuf8SYDR3T15O0lNkAhIz1xPhp7fs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785199440; c=relaxed/simple; bh=9jeaQH/7DCE6+AeAgv8gNGKyrpVXBrO+HYPinO93xq0=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=duiP2Bbkiknyz9PEhv30UAmmdpXptL7V/s2z/8Fwy6qb3GBlk09IJbT5VZNVCJi2oqi6dMLj7BIF9k5k0hlGMgR6ufnIOCwGwVvErfR6a84ly1hCGCKFbmwkBvBV0lbzYVsOPgnsUmmmCogshSEqfVzrK9FeaTXLsUg5ClZxg+Y= 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=W0aS9sOw; arc=none smtp.client-ip=209.85.216.71 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="W0aS9sOw" Received: by mail-pj1-f71.google.com with SMTP id 98e67ed59e1d1-38ecc48b3c2so252822a91.1 for ; Mon, 27 Jul 2026 17:43:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1785199438; x=1785804238; darn=vger.kernel.org; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:reply-to:from:to:cc:subject:date:message-id :reply-to:content-type; bh=golb60ha+p4Uw7cXywxBMbwP5Eh5UIglUziZBs6F0Ps=; b=W0aS9sOwhktWgIQNIfnJtECbUwM9PRCxa+lKtm+aq6xAtRzivdgYBprMt63M2hFUMQ FoMBZmAgBy1MnxCOc/cWuntk4aN1nGp0rPwQQhAK4wii/QwNbHBYy6tRRpCcn0sjgyDH odLImQ+oZEclougvdzizyceRfmbb+TkYNJU8yKBkrrDswqbNW+k6mZLtgV5MTQgSN9Am FYEceuNbSy6W8GalQMPeQDcLxMDoM0GVfoR8Ios9h56M+OJF72y2bSJsz5YqqWXk+K35 NmZ6MbS9GCSqQqtYHTgEd99npCMrSluSNFLQ3eg6NQbrlwXWFeSMKzlPyg3LW17jnS4g eRkw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1785199438; x=1785804238; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:reply-to:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to:content-type; bh=golb60ha+p4Uw7cXywxBMbwP5Eh5UIglUziZBs6F0Ps=; b=bUW/Xxhj3yM85apmDEkQpkc0bVKpsE4XQGRThQ7r5EKpHJDEc/ynYgtB0KFD6le2r9 YRhBEgTS+Nj17yuFFGzVxb3qx5vt/LmOF6orA7QE/dVa6PzOUIfAr4JVRT76QLcliGP2 phRuibDdfiXLbW89TZRuQQQujimVdXTyVG+a9MZzmoUDGYjfDzAKOY7a37olbpnnFRf4 /t3f/bLLaZBA39ACFvvqdL5ej9A2gVFdqyuctpbiGlXwgzZ3OF2NePFyni7J0rB8h6F3 YX+ksbzxHHfs/wM9HfvYdKT6zsO0jEt8oCFJSKjOa3t8i3ge6f0VnH/NVLYLuXJu7BKS SG6w== X-Forwarded-Encrypted: i=1; AHgh+Ro+iMtlpaQ/8i3qYd+YylenQM0SRVMiznEgFAAz2KTaFI+oiNKzqHRuegHLBlzJXD+nDmFdXcmnuasTZBo=@vger.kernel.org X-Gm-Message-State: AOJu0YxxY+xzIri7EY+rf6fSIbDN6v23hK3Syy6sdweV3Zy84ZeorK9S zni828+jw8lUrBpNvOtB6ELb562+/yYIoAl+MOZkS5WTccP5qIxgGcSLg92/hgJGrQRq5pH5NVk R96KnBQ== X-Received: from pjbpd1.prod.google.com ([2002:a17:90b:1dc1:b0:381:386f:cb7e]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:39ab:b0:38f:474f:e78 with SMTP id 98e67ed59e1d1-38f6a5690bamr158140a91.38.1785199437526; Mon, 27 Jul 2026 17:43:57 -0700 (PDT) Reply-To: Sean Christopherson Date: Mon, 27 Jul 2026 17:43:49 -0700 In-Reply-To: <20260728004351.887076-1-seanjc@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260728004351.887076-1-seanjc@google.com> X-Mailer: git-send-email 2.55.0.229.g6434b31f56-goog Message-ID: <20260728004351.887076-5-seanjc@google.com> Subject: [PATCH v4 4/6] KVM: selftests: Use port 0x80 in invalid nVMX guest state test From: Sean Christopherson To: Sean Christopherson , Paolo Bonzini Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Hao Zhang Content-Type: text/plain; charset="UTF-8" Use port 0x80 instead of 0x2000 to trigger an L2 => L0 VM-Exit in the nVMX invalid guest state test, so that the test can be expanded to cover RSM in the L2 => SMI => L2 path without having to manually encode a MOV to DX (the immediate form of IN only supports an imm8). Use port 0x80 as it's a well-known port and is used by other tests, e.g. in the coalesced I/O test. Signed-off-by: Sean Christopherson --- .../selftests/kvm/x86/vmx_invalid_nested_guest_state.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/tools/testing/selftests/kvm/x86/vmx_invalid_nested_guest_state.c b/tools/testing/selftests/kvm/x86/vmx_invalid_nested_guest_state.c index 578283893ab3..fb9444ca0d7e 100644 --- a/tools/testing/selftests/kvm/x86/vmx_invalid_nested_guest_state.c +++ b/tools/testing/selftests/kvm/x86/vmx_invalid_nested_guest_state.c @@ -9,7 +9,7 @@ #include "kselftest.h" -#define ARBITRARY_IO_PORT 0x2000 +#define ARBITRARY_IO_PORT 0x80 static struct kvm_vm *vm; @@ -19,8 +19,8 @@ static void l2_guest_code(void) * Generate an exit to L0 userspace, i.e. main(), via I/O to an * arbitrary port. */ - asm volatile("inb %%dx, %%al" - : : [port] "d" (ARBITRARY_IO_PORT) : "rax"); + asm volatile("inb $" __stringify(ARBITRARY_IO_PORT) ", %%al" + ::: "rax"); } static void l1_guest_code(struct vmx_pages *vmx_pages) -- 2.55.0.229.g6434b31f56-goog