[RFT][PATCH v2 4/9] vfio: Pass in starting IOVA to vfio_pin/unpin_pages API

[Tian, Kevin]

> From: Nicolin Chen
> Sent: Wednesday, July 6, 2022 2:28 PM
>  /*
> - * Pin a set of guest PFNs and return their associated host PFNs for local
> + * Pin contiguous guest pages and return their associated host pages for
> local

can we replace 'guest' with 'user'?

>   * domain only.
>   * @device [in]  : device
> - * @user_pfn [in]: array of user/guest PFNs to be pinned.
> - * @npage [in]   : count of elements in user_pfn array.  This count should
> not
> + * @iova [in]    : starting IOVA of user/guest pages to be pinned.

remove 'guest'.

> + * @npage [in]   : count of pages to be pinned.  This count should not
>   *		   be greater VFIO_PIN_PAGES_MAX_ENTRIES.

greater 'than' ...

otherwise looks good:

Reviewed-by: Kevin Tian <kevin.tian at intel.com>