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 1FCAEC04FDF for ; Thu, 27 Jul 2023 12:21:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233874AbjG0MVF (ORCPT ); Thu, 27 Jul 2023 08:21:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57370 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233851AbjG0MVC (ORCPT ); Thu, 27 Jul 2023 08:21:02 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6A7842D56; Thu, 27 Jul 2023 05:21:00 -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 36RBC6ng015247; Thu, 27 Jul 2023 12:21:00 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=NV3+PLUlxdqf2XWgA2dYeSJKL2Pvl6qqkulPyUAaJEU=; b=aFTiaV4Fc/llL5Wh8n6YvUZ7pyYTRS/4EXrQSLPecoK1Eh7x7OKM4TiWIzgRSHN1l9H2 qrHXjNH/lTW2QqUC5xP2Vhvnx3ZBvUYP75C6n+L2NOQyYE0/cSmK3wWrbDu6S2X+0FRv BH+CBVCdBcebNNH/p+bm+H7YbuxiFAw+pgkHv+MM6YZRBEsgvRzWbDJ5xbkrBF+LGZkw yrOKDl76Qn+fBzG/L8nbW7N5zpFCjnWFGK/6REZnnxX5UexgNOaxwDiyfdwlOlCRvRjj Vnbg1qryePj5hS7bS3ts9LSOmx6xLIntfQJ+2sfhwsjCbUHyKktAO/yEUCzPM5DH0pJm wg== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3s3qg81u81-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Jul 2023 12:20:59 +0000 Received: from m0353727.ppops.net (m0353727.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 36RBCpOd017476; Thu, 27 Jul 2023 12:20:58 GMT Received: from ppma22.wdc07v.mail.ibm.com (5c.69.3da9.ip4.static.sl-reverse.com [169.61.105.92]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3s3qg81u7n-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Jul 2023 12:20:58 +0000 Received: from pps.filterd (ppma22.wdc07v.mail.ibm.com [127.0.0.1]) by ppma22.wdc07v.mail.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 36RASICL014374; Thu, 27 Jul 2023 12:20:57 GMT Received: from smtprelay02.fra02v.mail.ibm.com ([9.218.2.226]) by ppma22.wdc07v.mail.ibm.com (PPS) with ESMTPS id 3s0stydnx2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 27 Jul 2023 12:20:57 +0000 Received: from smtpav03.fra02v.mail.ibm.com (smtpav03.fra02v.mail.ibm.com [10.20.54.102]) by smtprelay02.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 36RCKs4v28770946 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 27 Jul 2023 12:20:54 GMT Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2AE1520043; Thu, 27 Jul 2023 12:20:54 +0000 (GMT) Received: from smtpav03.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id DBFA720040; Thu, 27 Jul 2023 12:20:53 +0000 (GMT) Received: from a46lp73.lnxne.boe (unknown [9.152.108.100]) by smtpav03.fra02v.mail.ibm.com (Postfix) with ESMTP; Thu, 27 Jul 2023 12:20:53 +0000 (GMT) From: Steffen Eiden To: linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org Cc: Janosch Frank , Claudio Imbrenda , David Hildenbrand , Michael Mueller , Marc Hartmayer Subject: [PATCH 0/3] KVM: s390: Enable AP instructions for pv-guests Date: Thu, 27 Jul 2023 14:20:50 +0200 Message-Id: <20230727122053.774473-1-seiden@linux.ibm.com> X-Mailer: git-send-email 2.40.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: qDUNraaa1HVV-zYZ2NzgNH-kmUsfkVWU X-Proofpoint-GUID: f8BQ7fb5w0wC-93H26naxECrU8o16bPb X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-27_06,2023-07-26_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 lowpriorityscore=0 phishscore=0 mlxlogscore=435 adultscore=0 suspectscore=0 clxscore=1015 impostorscore=0 priorityscore=1501 mlxscore=0 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2306200000 definitions=main-2307270108 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org This series enables general KVM support for AP pass-through for Secure Execution guests (pv-guests). To enable AP inside pv-guests two things have to be done/considered: 1) set corresponding flags in the Create Secure Configuration UVC ifi firmware supports AP for pv-guests (patch 3). 2) enable/disable AP in pv-guests if the VMM wants this (patch 2). Steffen Steffen Eiden (3): s390: uv: UV feature check utility KVM: s390: Add UV feature negotiation KVM: s390: pv: Allow AP-instructions for pv guests arch/s390/include/asm/kvm_host.h | 2 + arch/s390/include/asm/uv.h | 17 +++++++- arch/s390/include/uapi/asm/kvm.h | 24 +++++++++++ arch/s390/kernel/uv.c | 2 +- arch/s390/kvm/kvm-s390.c | 72 +++++++++++++++++++++++++++++++- arch/s390/kvm/pv.c | 8 +++- arch/s390/mm/fault.c | 2 +- 7 files changed, 121 insertions(+), 6 deletions(-) -- 2.40.1