From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.8]) (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 883C8364049; Wed, 2 Sep 2026 02:45:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.8 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788317108; cv=none; b=GkRgTNaQOsstvNMQKCyYTzRdCevad/FgMDK9Zfpjr5Sg0OM9F4j/AZFv3uiMr3PEGPVUrbHMW41DKfqpMmEH4GuhBGBUl9aE/IvLURAOdnXb+lAeg6v18eBmkLZYnNGAwJeFTUtcZEQ21aNYRHR8MRZjBv47IgWn9M/RdRQdX9U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788317108; c=relaxed/simple; bh=oo0SZQglIvwBmenoG++AhLmCHt4S3BiOvFD6X4rGYUA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=AzdeUeUR1f/bbLV/gFNw5XQARxHM/PfvQjco8LxHAYzoU6PVC3034/2wkru/lBQBxgMASbSsBIUK80BTVoq1WrCzjeTkpXVkddG6vxKrhrMWhQ31MvxLRY6WxZof4dMLNW7Pk8D0Taw1ssLo5j/TFOwvpgDmHsGNHbe1/qAOaSE= 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=N2xPUVCe; arc=none smtp.client-ip=192.198.163.8 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="N2xPUVCe" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1788317106; x=1819853106; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=oo0SZQglIvwBmenoG++AhLmCHt4S3BiOvFD6X4rGYUA=; b=N2xPUVCe62MBb0EcW1zyObDu7yNDM8zYlUJA/J0v1mXIt31PYFlP5KNd hHs7MnVbF80dv7UxjRizBWrpCqe+fjulVQm7wwFiC0IOUgzP2gfxwR2G1 g2nPHgG+KIbWz/mCaiAu3ZFxDuz2cNb0CtlxM4ZyNqWrC/bYCY8JWHddf g13ohZmnLxYeoOVuk9a7zP5a8P6/pjCC0BJ+4ReQ5GmBDhvhiDfdkdFqj T5lJ9eLdXaZaXKMoh5h5VetHorzyfpRx4EqZNX+VqxyD1cEyAoTS3ir/7 3+YGcuyEOU6g24FANbD1tFTWE0QRrv9bdelwSPajQ5ggEm91oSCEc4Exx A==; X-CSE-ConnectionGUID: 4y5UTQRnRrSHMmTHknhkrw== X-CSE-MsgGUID: Y5E2neR5Qgm9CRuyiA6JIA== X-IronPort-AV: E=McAfee;i="6800,10657,11893"; a="106282975" X-IronPort-AV: E=Sophos;i="6.25,257,1779174000"; d="scan'208";a="106282975" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Sep 2026 19:45:01 -0700 X-CSE-ConnectionGUID: JUy+XZtIToK8yGSZE8rPvA== X-CSE-MsgGUID: K0cLTd3fSkmL2jUT5uTzBw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,257,1779174000"; d="scan'208";a="272775542" Received: from chang-linux-3.sc.intel.com (HELO chang-linux-3) ([172.25.66.174]) by orviesa003.jf.intel.com with ESMTP; 01 Sep 2026 19:45:01 -0700 From: "Chang S. Bae" To: pbonzini@redhat.com, seanjc@google.com Cc: kvm@vger.kernel.org, x86@kernel.org, linux-kernel@vger.kernel.org, chang.seok.bae@intel.com Subject: [PATCH v7 16/20] KVM: x86: Add APX to supported XCR0 Date: Wed, 2 Sep 2026 02:18:00 +0000 Message-ID: <20260902021804.718676-17-chang.seok.bae@intel.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260902021804.718676-1-chang.seok.bae@intel.com> References: <20260902021804.718676-1-chang.seok.bae@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Set kvm_caps.supported_xcr0[APX] when the host has enabled the APX state along with CONFIG_KVM_APX=y. Signed-off-by: Chang S. Bae --- arch/x86/kvm/x86.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 76f70d2631f6..8c6365122efb 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -7132,6 +7132,8 @@ int kvm_x86_vendor_init(struct kvm_x86_init_ops *ops) if (boot_cpu_has(X86_FEATURE_XSAVE)) { kvm_host.xcr0 = xgetbv(XCR_XFEATURE_ENABLED_MASK); kvm_caps.supported_xcr0 = kvm_host.xcr0 & KVM_SUPPORTED_XCR0; + if (IS_ENABLED(CONFIG_KVM_APX)) + kvm_caps.supported_xcr0 |= kvm_host.xcr0 & XFEATURE_MASK_APX; } if (boot_cpu_has(X86_FEATURE_XSAVES)) { -- 2.53.0