Wei Wang <wei.w.wang@xxxxxxxxx> writes: > KVM_CAP_DEVICE_CTRL allows userspace to check if the kvm_device > framework (e.g. KVM_CREATE_DEVICE) is supported by KVM. Move > KVM_CAP_DEVICE_CTRL to the generic check for the two reasons: > 1) it already supports arch agnostic usages (i.e. KVM_DEV_TYPE_VFIO). > For example, userspace VFIO implementation may needs to create > KVM_DEV_TYPE_VFIO on x86, riscv, or arm etc. It is simpler to have it > checked at the generic code than at each arch's code. > 2) KVM_CREATE_DEVICE has been added to the generic code. > > Link: https://lore.kernel.org/all/20221215115207.14784-1-wei.w.wang@xxxxxxxxx > Signed-off-by: Wei Wang <wei.w.wang@xxxxxxxxx> > Reviewed-by: Sean Christopherson <seanjc@xxxxxxxxxx> > --- > arch/arm64/kvm/arm.c | 1 - > arch/powerpc/kvm/powerpc.c | 1 - Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> (powerpc) cheers
