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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Wed, 28 Aug 2019 16:20:01 +0100 Received: from d06av25.portsmouth.uk.ibm.com (d06av25.portsmouth.uk.ibm.com [9.149.105.61]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id x7SFK0Zv24510654 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 28 Aug 2019 15:20:00 GMT Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7D25411C054; Wed, 28 Aug 2019 15:20:00 +0000 (GMT) Received: from d06av25.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 26EF411C04A; Wed, 28 Aug 2019 15:19:59 +0000 (GMT) Received: from localhost.localdomain (unknown [9.85.129.156]) by d06av25.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 28 Aug 2019 15:19:59 +0000 (GMT) Subject: Re: [PATCH] sefltest/ima: support appended signatures (modsig) From: Mimi Zohar To: shuah , linux-integrity@vger.kernel.org Cc: Thiago Jung Bauermann , Petr Vorel , Jessica Yu , Dave Young , linux-kselftest@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org Date: Wed, 28 Aug 2019 11:19:58 -0400 In-Reply-To: <2f89d09f-1b69-3d77-6846-01bef7d20f39@kernel.org> References: <1566995946-6582-1-git-send-email-zohar@linux.ibm.com> <2f89d09f-1b69-3d77-6846-01bef7d20f39@kernel.org> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.20.5 (3.20.5-1.fc24) Mime-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 19082815-0016-0000-0000-000002A3EF99 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19082815-0017-0000-0000-0000330440F8 Message-Id: <1567005598.6115.40.camel@linux.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-08-28_07:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908280157 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2019-08-28 at 08:45 -0600, shuah wrote: > Hi Mimi, > > On 8/28/19 6:39 AM, Mimi Zohar wrote: > > Detect and allow appended signatures. > > > > Can you please add a couple of more sentences on the feature > and what happens without it? I know this is a test for the > feature, however, it will be useful for users and testers to > know more about this test and the feature it is testing. I've updated the patch description as requested. > Also, are there test skip conditions to be concerned about? The kexec selftests tests the coordination of the different methods of verifying the kexec kernel image.  As the appended signature support is part of IMA, there is no new skip conditions. > Is there a dependency on another tree or would like me to take > this through kselftest tree? I would prefer upstreaming this test with the rest of IMA support for appended signatures. thanks, Mimi