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Fri, 30 Sep 2022 14:01:52 +0000 (GMT) Received: from p-imbrenda.boeblingen.de.ibm.com (unknown [9.152.224.242]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Fri, 30 Sep 2022 14:01:52 +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 v14 3/6] KVM: s390: pv: add KVM_CAP_S390_PROTECTED_ASYNC_DISABLE Date: Fri, 30 Sep 2022 16:01:47 +0200 Message-Id: <20220930140150.37463-4-imbrenda@linux.ibm.com> X-Mailer: git-send-email 2.37.3 In-Reply-To: <20220930140150.37463-1-imbrenda@linux.ibm.com> References: <20220930140150.37463-1-imbrenda@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 3rSDr4YMG927u75Gx4_OfbkrhQqb3CyI X-Proofpoint-ORIG-GUID: bIz4Tt5fK-chINgTqGLu4CIeTJhxwIuo 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=2022-09-30_04,2022-09-29_03,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 mlxscore=0 suspectscore=0 mlxlogscore=698 phishscore=0 clxscore=1015 impostorscore=0 adultscore=0 priorityscore=1501 bulkscore=0 lowpriorityscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2209130000 definitions=main-2209300090 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" 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: Janosch Frank Reviewed-by: Steffen Eiden --- 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 d0027964a6f5..7a3bd68efd85 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 =3D test_facility(82); break; + case KVM_CAP_S390_PROTECTED_ASYNC_DISABLE: + r =3D async_destroy && is_prot_virt_host(); + break; case KVM_CAP_S390_PROTECTED: r =3D 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 =20 #ifdef KVM_CAP_IRQ_ROUTING =20 --=20 2.37.3