From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C417BC43144 for ; Fri, 29 Jun 2018 12:13:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7807427EBE for ; Fri, 29 Jun 2018 12:13:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7807427EBE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755415AbeF2MNQ (ORCPT ); Fri, 29 Jun 2018 08:13:16 -0400 Received: from mga07.intel.com ([134.134.136.100]:45470 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755206AbeF2MNP (ORCPT ); Fri, 29 Jun 2018 08:13:15 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Jun 2018 05:13:14 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.51,285,1526367600"; d="scan'208";a="67374925" Received: from tmuluk-mobl4.ger.corp.intel.com ([10.249.254.88]) by fmsmga004.fm.intel.com with ESMTP; 29 Jun 2018 05:13:10 -0700 Message-ID: <285d705b92b2f3a9351ac31b2e25ad36cb47204a.camel@linux.intel.com> Subject: Re: [PATCH v7 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, linux-security-module@vger.kernel.org Date: Fri, 29 Jun 2018 15:13:09 +0300 In-Reply-To: <20180626190933.2508821-1-stefanb@linux.vnet.ibm.com> References: <20180626190933.2508821-1-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 Tue, 2018-06-26 at 15:09 -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. All the TPM patches are now in my tree and I just updated also the next branch so they should be soon available also in linux-next. /Jarkko