| Subject | Re: [PATCH v2 13/15] KVM: s390: Configure the guest's CRYCB | From | David Hildenbrand <> | Date | Wed, 28 Feb 2018 10:49:34 +0100 |
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> +static int vfio_ap_mdev_open(struct mdev_device *mdev) > +{ > + struct ap_matrix_mdev *matrix_mdev = mdev_get_drvdata(mdev); > + unsigned long events; > + int ret; > + > + matrix_mdev->group_notifier.notifier_call = vfio_ap_mdev_group_notifier; > + events = VFIO_GROUP_NOTIFY_SET_KVM; > + ret = vfio_register_notifier(mdev_dev(mdev), VFIO_GROUP_NOTIFY, > + &events, &matrix_mdev->group_notifier); > + > + ret = kvm_ap_configure_matrix(matrix_mdev->kvm, > + matrix_mdev->matrix); > + if (ret) > + return ret; > + > + ret = kvm_ap_enable_ie_mode(matrix_mdev->kvm);
Can't this happen while the guest is already running? Or what hinders us from doing that?
> + > + return ret; > +} > + > +static void vfio_ap_mdev_release(struct mdev_device *mdev)
Thanks,
David / dhildenb
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