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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D307FC87FDC for ; Wed, 7 Jun 2023 12:25:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240807AbjFGMZJ (ORCPT ); Wed, 7 Jun 2023 08:25:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240819AbjFGMYx (ORCPT ); Wed, 7 Jun 2023 08:24:53 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4C8151735; Wed, 7 Jun 2023 05:24:52 -0700 (PDT) Received: from pps.filterd (m0353727.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 357CF20d019742; Wed, 7 Jun 2023 12:24:51 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=RVjBk97CzqjGiGb+k13zICDADHCgSP9dUP+PFAVrSaY=; b=f5XkSwrLwrQpslxEaVT2TUXxS2EG0ta7XUpa0SWeuWPMwD07xByb0/EdAufyRxCQeanB RToqMG/murSX6kcTTZLM39tQDHrP7dhAUxap9PtKfQEo5dbmPAtyYDO9jCvo8nzRk5xX BgAoV5WrenzDpt0++Hv7ewh3HLAkfgwdnYpdpnr6zqfl9ZOPd85rMgm47209FCy+fyvZ G620v40rB9VrFxB7IkWpYUD02i/ys6zxECQDjKm4cqjRHnC8r1p+UAGewHVYHL7efrl2 ln3Pazkh+2fBE6RQnhXomoSa+zF5KEMrFFdcTvXLUoDAY2oghne8t2gPND73JV/iztU/ Tw== Received: from ppma01fra.de.ibm.com (46.49.7a9f.ip4.static.sl-reverse.com [159.122.73.70]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3r2sr0r9kg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 07 Jun 2023 12:24:51 +0000 Received: from pps.filterd (ppma01fra.de.ibm.com [127.0.0.1]) by ppma01fra.de.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 3574kjZH005507; Wed, 7 Jun 2023 12:24:48 GMT Received: from smtprelay01.fra02v.mail.ibm.com ([9.218.2.227]) by ppma01fra.de.ibm.com (PPS) with ESMTPS id 3r2a77gawc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 07 Jun 2023 12:24:48 +0000 Received: from smtpav04.fra02v.mail.ibm.com (smtpav04.fra02v.mail.ibm.com [10.20.54.103]) by smtprelay01.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 357COieI20513390 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 7 Jun 2023 12:24:45 GMT Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D009B20040; Wed, 7 Jun 2023 12:24:44 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 55A3720043; Wed, 7 Jun 2023 12:24:44 +0000 (GMT) Received: from [9.179.8.138] (unknown [9.179.8.138]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 7 Jun 2023 12:24:44 +0000 (GMT) Message-ID: <11b9ff22-1d18-5659-47d5-c30a3bfdf909@linux.ibm.com> Date: Wed, 7 Jun 2023 14:24:44 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.11.0 Subject: Re: [PATCH v4 4/6] s390/uvdevice: Add 'Lock Secret Store' UVC Content-Language: en-US To: Steffen Eiden , kvm@vger.kernel.org, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, Viktor Mihajlovski Cc: Claudio Imbrenda , Nico Boehr , Christian Borntraeger , Heiko Carstens , Hendrik Brueckner References: <20230606180817.3019077-1-seiden@linux.ibm.com> <20230606180817.3019077-5-seiden@linux.ibm.com> From: Janosch Frank In-Reply-To: <20230606180817.3019077-5-seiden@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: eCVr0Kl0I_Nl7ObDxKx81d1kbZYG8MfZ X-Proofpoint-GUID: eCVr0Kl0I_Nl7ObDxKx81d1kbZYG8MfZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.573,FMLib:17.11.176.26 definitions=2023-06-07_06,2023-06-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=750 impostorscore=0 lowpriorityscore=0 suspectscore=0 malwarescore=0 adultscore=0 phishscore=0 mlxscore=0 spamscore=0 clxscore=1015 priorityscore=1501 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2306070100 Precedence: bulk List-ID: X-Mailing-List: linux-s390@vger.kernel.org On 6/6/23 20:08, Steffen Eiden wrote: > Userspace can call the Lock Secret Store Ultravisor Call > using IOCTLs on the uvdevice. The Lock Secret Store UV call > disables all additions of secrets for the future. > > The uvdevice is merely transporting the request from userspace to the > Ultravisor. > > Signed-off-by: Steffen Eiden Reviewed-by: Janosch Frank