Received: by 2002:ac0:a581:0:0:0:0:0 with SMTP id m1-v6csp4848301imm; Tue, 26 Jun 2018 01:21:36 -0700 (PDT) X-Google-Smtp-Source: ADUXVKJBVnZRK8rmKYRoA3/nDgZpsBlix84o/Qqx8CC3RanW8iOg7sPXX9B0x2brLKoxdkiav8yz X-Received: by 2002:a63:8c51:: with SMTP id q17-v6mr515319pgn.236.1530001295993; Tue, 26 Jun 2018 01:21:35 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1530001295; cv=none; d=google.com; s=arc-20160816; b=OMAPgfMbD2AAxMt9W5zAEpWKNEAnaCQQ7EAf4wkO7KMhTZKML572Xn8Pybnbq6ZAKq vHSRjNMtmXDcSIMGMzo78hNK5R4X5RdUuWbYTuO8mA9VsZTTTzZ4XjqZQuYSWDMqrF5q lJWhWh7jEqJY8PgAmUonraUukVkYuvmjwjf7dkxuztApF1z2pD5Raiu3JXd+dKIgMxjX heELXTro0jlR3qvzMKatsyZkWYCTNu/jLaJzOCLTUG5Kbqp2ixX8QatlgUJMFhBU18b0 1gYj+UuovYAaSBf//BQ9EFaPgTliuOwoSmDOtCAs2dW/QOgaQUgedV5GV5UILSMR85Z6 0QEA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :organization:references:in-reply-to:date:cc:to:from:subject :message-id:arc-authentication-results; bh=Gw5cDDfdAO+Eq+lFi4ji/uWoQvYCWCYyFC+qJyhmfUw=; b=kgq0Q+g9SJ9ycO8KC8UgU+SUbwQwRUFtdR+HdrcWRCUq4T1PGm72HUhze4DvVq+kw7 QEjURs1ZLmp5Lt0DeyKs/6crxFjoWnb3eLrNU4SPX74uwEJTHH9EERjCdLzigsSDIY/U ubMg1GptaIMqowvt9fZV0NAi1+OhsOsnTnfQarrX9YrC/L6+/KEFLyOtj4wDbGT1afBK ZutNgvYgtCIoUTZxwo3XmEBdYJbE4PYyNn3ZuPXnGaGrgsEQdjjyGC1FiaSBPTnMfrnl 8F6ZkdiTOvN2Q9xmBqtMq2hj9Bc2CJtQgpJYFhEFa8H4Zl5qsJ6kSSjXwOYHjnh5RDk/ oDxA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id y6-v6si946834pgy.224.2018.06.26.01.21.21; Tue, 26 Jun 2018 01:21:35 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 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 S1752810AbeFZITx (ORCPT + 99 others); Tue, 26 Jun 2018 04:19:53 -0400 Received: from mga03.intel.com ([134.134.136.65]:16122 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752189AbeFZITv (ORCPT ); Tue, 26 Jun 2018 04:19:51 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 26 Jun 2018 01:19:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,274,1526367600"; d="scan'208";a="211207458" Received: from jsakkine-mobl1.tm.intel.com (HELO jyrjanai-mobl2.ger.corp.intel.com) ([10.237.50.56]) by orsmga004.jf.intel.com with ESMTP; 26 Jun 2018 01:19:37 -0700 Message-ID: <7233579b5bf09fbea65e8132fb31fc9f6af59bad.camel@linux.intel.com> Subject: Re: [PATCH v4 0/5] Have IMA find and use a tpm_chip until system shutdown From: Jarkko Sakkinen To: Stefan Berger , linux-integrity@vger.kernel.org, zohar@linux.vnet.ibm.com Cc: jgg@ziepe.ca, linux-kernel@vger.kernel.org Date: Tue, 26 Jun 2018 11:19:36 +0300 In-Reply-To: <20180625104312.2213278-1-stefanb@linux.vnet.ibm.com> References: <20180625104312.2213278-1-stefanb@linux.vnet.ibm.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.1-2 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2018-06-25 at 06:43 -0400, Stefan Berger wrote: > This series of patches converts IMA's usage of the tpm_chip to find a TPM > chip initially and use it until the machine is shut down. To do this we need > to introduce a kref for the tpm_chip that IMA and all other users of a > tpm_chip hold onto until they don't need the TPM chip anymore. > > Stefan > > v3->v4: > - followed Jason's suggestions "Jason's suggestions" means nothing. /Jarkko