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Mon, 10 Oct 2022 14:54:44 +0000 (GMT) Received: from p-imbrenda.boeblingen.de.ibm.com (unknown [9.152.224.242]) by d06av21.portsmouth.uk.ibm.com (Postfix) with ESMTP id CF98752051; Mon, 10 Oct 2022 14:54:43 +0000 (GMT) From: Claudio Imbrenda To: kvm@vger.kernel.org Cc: borntraeger@de.ibm.com, frankja@linux.ibm.com, thuth@redhat.com, david@redhat.com, linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org, scgl@linux.ibm.com, seiden@linux.ibm.com, nrb@linux.ibm.com Subject: [PATCH v15 3/6] KVM: s390: pv: add KVM_CAP_S390_PROTECTED_ASYNC_DISABLE Date: Mon, 10 Oct 2022 16:54:39 +0200 Message-Id: <20221010145442.85867-4-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20221010145442.85867-1-imbrenda@linux.ibm.com> References: <20221010145442.85867-1-imbrenda@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: UzsRAJ8KbDu2Ajt-0KVIrYOjxCgYHUCR X-Proofpoint-ORIG-GUID: t02m07GG-0ph7NCEiFS7vU8-m9PA1xdg X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.528,FMLib:17.11.122.1 definitions=2022-10-10_08,2022-10-10_02,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 phishscore=0 adultscore=0 impostorscore=0 suspectscore=0 clxscore=1015 mlxscore=0 lowpriorityscore=0 malwarescore=0 mlxlogscore=714 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2209130000 definitions=main-2210100086 X-Spam-Status: No, score=-2.0 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add KVM_CAP_S390_PROTECTED_ASYNC_DISABLE to signal that the KVM_PV_ASYNC_DISABLE and KVM_PV_ASYNC_DISABLE_PREPARE commands for the KVM_S390_PV_COMMAND ioctl are available. Signed-off-by: Claudio Imbrenda Reviewed-by: Nico Boehr Reviewed-by: Steffen Eiden Reviewed-by: Janosch Frank --- arch/s390/kvm/kvm-s390.c | 3 +++ include/uapi/linux/kvm.h | 1 + 2 files changed, 4 insertions(+) diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 1affbf0782bb..372230b92448 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -618,6 +618,9 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_S390_BPB: r = test_facility(82); break; + case KVM_CAP_S390_PROTECTED_ASYNC_DISABLE: + r = async_destroy && is_prot_virt_host(); + break; case KVM_CAP_S390_PROTECTED: r = is_prot_virt_host(); break; diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 02602c5c1975..9afe0084b2c5 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1177,6 +1177,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_VM_DISABLE_NX_HUGE_PAGES 220 #define KVM_CAP_S390_ZPCI_OP 221 #define KVM_CAP_S390_CPU_TOPOLOGY 222 +#define KVM_CAP_S390_PROTECTED_ASYNC_DISABLE 225 #ifdef KVM_CAP_IRQ_ROUTING -- 2.37.3