From patchwork Wed Feb 9 17:04:20 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Janis Schoetterl-Glausch X-Patchwork-Id: 12740523 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 7A13CC4332F for ; Wed, 9 Feb 2022 17:05:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234219AbiBIRFB (ORCPT ); Wed, 9 Feb 2022 12:05:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37988 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237911AbiBIREk (ORCPT ); Wed, 9 Feb 2022 12:04:40 -0500 Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CE615C050CE2; Wed, 9 Feb 2022 09:04:35 -0800 (PST) Received: from pps.filterd (m0098419.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.1.2/8.16.1.2) with SMTP id 219GxAl9017432; Wed, 9 Feb 2022 17:04:34 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=91V4ELDlve4yxUwR+R8iS4uprgBttldDW9ukrVqwLzA=; b=sdUqFECGs986N1A8HkHoh7tYdknrNGXN073MJD0RvxUuwyJNC55PQySfkw38rwjYcG3P gkS0cLSUfIRaT6T+FYPk94k95q2b14lUGTKQda/TR07sz8bQ42vJt3KFiWHznOzMUBMP 1M6y3hSw2jMM4ziG3lSe4jm2c/Hkz6enWqbBmZnrK8evGpXRJWDPbF2klQa/hkWGOSGN qKfuguj6Dv8CV1aE7t5NvLZXwTfBSMrVcMrFeGslSFMi3dOvtHY5KYHglWCJ9aiGIKiu DGF+Gl8u58VQRJUlZ4bYJvlZziUaaeETJt6XNcGHXpzN9TlmdXb1HAyoqwzt86P9VeuP YA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 3e4cb6r10t-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Feb 2022 17:04:34 +0000 Received: from m0098419.ppops.net (m0098419.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 219GxmPB031639; Wed, 9 Feb 2022 17:04:33 GMT Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0b-001b2d01.pphosted.com with ESMTP id 3e4cb6r10e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Feb 2022 17:04:33 +0000 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 219H3ZXT019464; Wed, 9 Feb 2022 17:04:31 GMT Received: from b06avi18878370.portsmouth.uk.ibm.com (b06avi18878370.portsmouth.uk.ibm.com [9.149.26.194]) by ppma06ams.nl.ibm.com with ESMTP id 3e1ggk912s-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Feb 2022 17:04:31 +0000 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06avi18878370.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 219H4SOC38666712 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 9 Feb 2022 17:04:28 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 7435AA4060; Wed, 9 Feb 2022 17:04:28 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EBD80A4062; Wed, 9 Feb 2022 17:04:27 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTP; Wed, 9 Feb 2022 17:04:27 +0000 (GMT) From: Janis Schoetterl-Glausch To: Christian Borntraeger , Heiko Carstens , Janosch Frank Cc: Janis Schoetterl-Glausch , Alexander Gordeev , Claudio Imbrenda , David Hildenbrand , Jonathan Corbet , kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-s390@vger.kernel.org, Paolo Bonzini , Sven Schnelle , Vasily Gorbik Subject: [PATCH v3 08/10] KVM: s390: Add capability for storage key extension of MEM_OP IOCTL Date: Wed, 9 Feb 2022 18:04:20 +0100 Message-Id: <20220209170422.1910690-9-scgl@linux.ibm.com> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20220209170422.1910690-1-scgl@linux.ibm.com> References: <20220209170422.1910690-1-scgl@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: 0pWdO_oX1oMNW-3OoLG6ldMw-W7QodBd X-Proofpoint-GUID: dhL6VI2Kl4DjPcDrLdSFQbVK6IiqwmmA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-09_09,2022-02-09_01,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 bulkscore=0 mlxlogscore=999 phishscore=0 impostorscore=0 mlxscore=0 spamscore=0 malwarescore=0 priorityscore=1501 clxscore=1015 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202090094 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Availability of the KVM_CAP_S390_MEM_OP_EXTENSION capability signals that: * The vcpu MEM_OP IOCTL supports storage key checking. * The vm MEM_OP IOCTL exists. Signed-off-by: Janis Schoetterl-Glausch Reviewed-by: Janosch Frank --- arch/s390/kvm/kvm-s390.c | 1 + include/uapi/linux/kvm.h | 1 + 2 files changed, 2 insertions(+) diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index eb034f2398ef..5b387e75cb5b 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -565,6 +565,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_S390_VCPU_RESETS: case KVM_CAP_SET_GUEST_DEBUG: case KVM_CAP_S390_DIAG318: + case KVM_CAP_S390_MEM_OP_EXTENSION: r = 1; break; case KVM_CAP_SET_GUEST_DEBUG2: diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index b83c9286e017..26bff414f1a0 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1140,6 +1140,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_VM_GPA_BITS 207 #define KVM_CAP_XSAVE2 208 #define KVM_CAP_SYS_ATTRIBUTES 209 +#define KVM_CAP_S390_MEM_OP_EXTENSION 210 #ifdef KVM_CAP_IRQ_ROUTING