Beyond vfio_iommu events, users might also be interested in
vfio_group events. For example, if a vfio_group is used along
with Qemu/KVM, whenever kvm pointer is set to/cleared from the
vfio_group, users could be notified.
Currently only VFIO_GROUP_NOTIFY_SET_KVM supported.
Cc: Kirti Wankhede <kwankhede@nvidia.com> Cc: Paolo Bonzini <pbonzini@redhat.com> Cc: Xiao Guangrong <guangrong.xiao@linux.intel.com> Signed-off-by: Jike Song <jike.song@intel.com>
[aw: remove use of new typedef] Signed-off-by: Alex Williamson <alex.williamson@redhat.com>