RE: [PATCH 05/14] iommufd: Make sw_msi_start a group global

["Tian, Kevin" <kevin.tian@xxxxxxxxx>]

> From: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Sent: Saturday, February 25, 2023 8:28 AM
> 
>  static int iommufd_device_setup_msi(struct iommufd_device *idev,
> -				    struct iommufd_hw_pagetable *hwpt,
> -				    phys_addr_t sw_msi_start)
> +				    struct iommufd_hw_pagetable *hwpt)

Assuming ARM folks are OK with this change, better rename this function
to be iommufd_group related.