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[23.128.96.18]) by mx.google.com with ESMTP id w132si13062780jab.61.2021.07.20.11.01.41; Tue, 20 Jul 2021 11:01:54 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233421AbhGTRTA (ORCPT + 99 others); Tue, 20 Jul 2021 13:19:00 -0400 Received: from mga18.intel.com ([134.134.136.126]:49181 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234058AbhGTRSg (ORCPT ); Tue, 20 Jul 2021 13:18:36 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10051"; a="198570202" X-IronPort-AV: E=Sophos;i="5.84,255,1620716400"; d="scan'208";a="198570202" Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2021 10:59:06 -0700 X-IronPort-AV: E=Sophos;i="5.84,255,1620716400"; d="scan'208";a="469851169" Received: from kvadariv-mobl1.amr.corp.intel.com (HELO [10.212.155.118]) ([10.212.155.118]) by fmsmga008-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2021 10:59:04 -0700 Subject: Re: [PATCH v3 5/6] platform/x86: intel_tdx_attest: Add TDX Guest attestation interface driver To: "Kuppuswamy, Sathyanarayanan" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , Peter Zijlstra , Andy Lutomirski , Hans de Goede , Mark Gross , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko Cc: Peter H Anvin , Tony Luck , Dan Williams , Andi Kleen , Kirill Shutemov , Sean Christopherson , Kuppuswamy Sathyanarayanan , x86@kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org, bpf@vger.kernel.org, netdev@vger.kernel.org References: <20210720045552.2124688-1-sathyanarayanan.kuppuswamy@linux.intel.com> <20210720045552.2124688-6-sathyanarayanan.kuppuswamy@linux.intel.com> <4c43dfe4-e44b-9d6d-b012-63790bb47b19@linux.intel.com> From: Dave Hansen Autocrypt: addr=dave.hansen@intel.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <4c43dfe4-e44b-9d6d-b012-63790bb47b19@linux.intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/20/21 10:52 AM, Kuppuswamy, Sathyanarayanan wrote: >> Why does this need to use the page allocator directly?  ^^ You didn't address this question.