Re: [RFC][PATCH 07/13] xen/passthrough: extend hypercall to support rdm reservation policy

[Julien Grall <julien.grall@citrix.com>]

Hi,

On 10/04/15 10:21, Tiejun Chen wrote:
> diff --git a/xen/include/public/domctl.h b/xen/include/public/domctl.h
> index ca0e51e..e5ba7cb 100644
> --- a/xen/include/public/domctl.h
> +++ b/xen/include/public/domctl.h
> @@ -493,6 +493,10 @@ DEFINE_XEN_GUEST_HANDLE(xen_domctl_sendtrigger_t);
>  /* XEN_DOMCTL_deassign_device */
>  struct xen_domctl_assign_device {
>      uint32_t  machine_sbdf;   /* machine PCI ID of assigned device */
> +    /* IN */
> +#define XEN_DOMCTL_PCIDEV_RDM_TRY       0
> +#define XEN_DOMCTL_PCIDEV_RDM_FORCE     1
> +    uint32_t  sbdf_flag;   /* flag of assigned device */
>  };
>  typedef struct xen_domctl_assign_device xen_domctl_assign_device_t;
>  DEFINE_XEN_GUEST_HANDLE(xen_domctl_assign_device_t);
> diff --git a/xen/include/xen/iommu.h b/xen/include/xen/iommu.h
> index 8565b82..0d10b3d 100644
> --- a/xen/include/xen/iommu.h
> +++ b/xen/include/xen/iommu.h
> @@ -129,7 +129,7 @@ struct iommu_ops {
>      int (*add_device)(u8 devfn, device_t *dev);
>      int (*enable_device)(device_t *dev);
>      int (*remove_device)(u8 devfn, device_t *dev);
> -    int (*assign_device)(struct domain *, u8 devfn, device_t *dev);
> +    int (*assign_device)(struct domain *, u8 devfn, device_t *dev, u32 flag);

You need to update the ARM code with this new prototype:

xen/drivers/passthrough/device_tree.c
xen/drivers/passthrough/arm/smmu.c

Regards,

-- 
Julien Grall