Messages in this thread Patch in this message | | | From | Claudio Imbrenda <> | Subject | [PATCH v15 3/6] KVM: s390: pv: add KVM_CAP_S390_PROTECTED_ASYNC_DISABLE | Date | Mon, 10 Oct 2022 16:54:39 +0200 |
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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 <imbrenda@linux.ibm.com> Reviewed-by: Nico Boehr <nrb@linux.ibm.com> Reviewed-by: Steffen Eiden <seiden@linux.ibm.com> Reviewed-by: Janosch Frank <frankja@linux.ibm.com> --- 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
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