Re: [RFC PATCH v3 1/4] vfio: Define device specific irq type capability

[Gerd Hoffmann]

  Hi,

> +struct vfio_irq_info_cap_type {
> +	struct vfio_info_cap_header header;
> +	__u32 type;     /* global per bus driver */
> +	__u32 subtype;  /* type specific */

Do we really need both type and subtype?

cheers,
  Gerd