From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 4A18D2D3A93 for ; Thu, 25 Jun 2026 06:09:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782367777; cv=none; b=CtyAIr5LHenNnPLEZcCMoWGcc5CQ5B7F+cgIPY8/p7IltqJCXTQy0oF27hKG87N67pbgZtIQSLGSWCmYzi9TjgUeAq4fF8N2t+quCYqlo3z3ZhnQpzF491Q+eValfkzNGCwiQq5qzLotxwz/jqqkbYZahAtONbOzFcpYcIDAVr4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782367777; c=relaxed/simple; bh=DWu/+9yYI52gCGGp5HiZgLDZ3b6rVRqzAx3X6C3ckdo=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IzFcKVSIp8/IQk7/xd34TrRlaC47xddSykGThnKFWENUuOSO1JxwyQTBs3IUyybgeug1max+Q71l07+OqpQQ/edD3aCqz3vE4smSt7WE3FcDksh5csFr1js9HDehmbXcM7ILsn4ndCzgF4uP/N0UpIjzojMduSRv7x4mfKeeAog= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=CV2STnd0; arc=none smtp.client-ip=198.175.65.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="CV2STnd0" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1782367777; x=1813903777; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=DWu/+9yYI52gCGGp5HiZgLDZ3b6rVRqzAx3X6C3ckdo=; b=CV2STnd0m/Gu5YMUUw/oHeNs5jkzMTJSmcT7y002iY+Ssiuc+Q+vbRAR 86+swTBfNF5xPt7mRhog6wpLx9LpEzs6krgqRA45QuAJ4C12jsgF4hXCY Fk+X2rUHE+YPbZ+aW3nOE6dAOjb8FKIh5yVf8LegF5sbtB6XggiWy9nKR iUPvX7i9Yt3dcD+clOxuyv68VrUS5RpeUPLT9mw9FhkTn5XN6S5bahZQx NvLZye+QfsL6w0Z4T1zpYpe0G8P1c4KLUooDcFfp3GlVGWHvu/uoYaqva onpajlm76tH5au4ZFYRc4LIEHeMRnYZcZZ5Trrvfsvtw7NlJ4OTB0+0j1 g==; X-CSE-ConnectionGUID: ENDnqxH9Qv+CXU8/I0WOJg== X-CSE-MsgGUID: jBgqZf4tTBOtX9rKB7MKfw== X-IronPort-AV: E=McAfee;i="6800,10657,11827"; a="94258615" X-IronPort-AV: E=Sophos;i="6.24,223,1774335600"; d="scan'208";a="94258615" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jun 2026 23:09:36 -0700 X-CSE-ConnectionGUID: vLu00DftRrexV9FEcTOk/Q== X-CSE-MsgGUID: 8yGO/pP+TqOG8Fr5lIe7lQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,223,1774335600"; d="scan'208";a="250496067" Received: from conormcd-mobl2.ger.corp.intel.com (HELO localhost) ([10.245.245.64]) by orviesa007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jun 2026 23:09:32 -0700 Date: Thu, 25 Jun 2026 09:09:28 +0300 From: Tony Lindgren To: Xu Yilun Cc: x86@kernel.org, kvm@vger.kernel.org, linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, djbw@kernel.org, kas@kernel.org, rick.p.edgecombe@intel.com, yilun.xu@intel.com, xiaoyao.li@intel.com, sohil.mehta@intel.com, adrian.hunter@intel.com, kishen.maloor@intel.com, peter.fang@intel.com, baolu.lu@linux.intel.com, zhenzhong.duan@intel.com, dave.hansen@intel.com, dave.hansen@linux.intel.com, seanjc@google.com Subject: Re: [PATCH v2 09/17] x86/virt/tdx: Add interface to check Quoting availability Message-ID: References: <20260618081355.3253581-1-yilun.xu@linux.intel.com> <20260618081355.3253581-10-yilun.xu@linux.intel.com> Precedence: bulk X-Mailing-List: linux-coco@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260618081355.3253581-10-yilun.xu@linux.intel.com> On Thu, Jun 18, 2026 at 04:13:47PM +0800, Xu Yilun wrote: > From: Peter Fang > > KVM needs to know if the Quoting extension is available to determine > whether userspace must be involved in Quote generation. > > Since the Quote buffer is always created during Quoting extension > bringup, checking whether the buffer exists is sufficient. Reviewed-by: Tony Lindgren