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[209.132.180.67]) by mx.google.com with ESMTP id x25si6485006ejb.284.2019.10.24.04.48.15; Thu, 24 Oct 2019 04:48:39 -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; dkim=pass header.i=@linux.microsoft.com header.s=default header.b=j6z1WeOb; 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=pass (p=NONE sp=NONE dis=NONE) header.from=linux.microsoft.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730504AbfJWRfA (ORCPT + 99 others); Wed, 23 Oct 2019 13:35:00 -0400 Received: from linux.microsoft.com ([13.77.154.182]:39150 "EHLO linux.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730302AbfJWRfA (ORCPT ); Wed, 23 Oct 2019 13:35:00 -0400 Received: from [10.137.112.108] (unknown [131.107.174.108]) by linux.microsoft.com (Postfix) with ESMTPSA id 77F5220106BE; Wed, 23 Oct 2019 10:34:59 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 77F5220106BE DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1571852099; bh=vqQGCbajvg6tqXYaZDPRkvd/epy9EBlB+JVvTXS6jQA=; h=Subject:To:References:From:Date:In-Reply-To:From; b=j6z1WeObOALb27C7iDRzG4wPZqcwVGNUh1P4LtXHp+HGbkTypLgpORQIJ23yZaCQJ J7iqhkI5q75gg/uB+y/fKJBye0NhlgHGemY+oZRf0sL2UZSejk617HCbed5imFn7zr 95TU5QubcPetP850MWP2G5mo2BOsafnXV2fwsF6A= Subject: Re: [PATCH v1 5/6] KEYS: measure queued keys To: Mimi Zohar , dhowells@redhat.com, casey@schaufler-ca.com, sashal@kernel.org, jamorris@linux.microsoft.com, linux-security-module@vger.kernel.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, keyrings@vger.kernel.org References: <20191023001818.3684-1-nramas@linux.microsoft.com> <20191023001818.3684-6-nramas@linux.microsoft.com> <1571836990.5104.96.camel@linux.ibm.com> From: Lakshmi Ramasubramanian Message-ID: <89d778d1-1ac9-4a58-b159-7db68b7fa4ad@linux.microsoft.com> Date: Wed, 23 Oct 2019 10:34:59 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.9.0 MIME-Version: 1.0 In-Reply-To: <1571836990.5104.96.camel@linux.ibm.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/23/19 6:23 AM, Mimi Zohar wrote: > The ordering of this patch set is awkward.  It should first introduce > a generic method for measuring keys based on the keyring.  Then add > the additional support needed for the specific builtin_trusted_keys > keyring usecase. Would the following ordering of the patch set be acceptable: => PATCH 0/5: Cover letter => PATCH 1/5: Define the enum "hook(BUILTIN_TRUSTED_KEYS)" in ima.h => PATCH 2/5: Define ima hook This will initially do nothing if ima is not yet initialized. Call process_buffer_measurement() if ima is initialized. => PATCH 3/5: key_create_or_update change and the call to ima hook => PATCH 4/5: Queue\De-Queue of key measurement requests. Enable queuing of key in the ima hook if ima is not initialized. => PATCH 5/5: ima policy to enable measurement of keys which will enable end-to-end working of this feature. thanks, -lakshmi