Messages in this thread | | | Date | Mon, 10 Oct 2022 13:45:54 +0200 | Subject | Re: [PATCH v14 3/6] KVM: s390: pv: add KVM_CAP_S390_PROTECTED_ASYNC_DISABLE | From | Janosch Frank <> |
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On 9/30/22 16:01, Claudio Imbrenda wrote: > 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> > --- > 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 = 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
I can see 223 in Paolo's next, is there a 224 that I've missed?
> > #ifdef KVM_CAP_IRQ_ROUTING >
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