Re: [Xen-devel] [V1 PATCH 09/11] PVH dom0: Add and remove foreign pages

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 09.11.13 at 02:23, Mukesh Rathor <mukesh.rathor@xxxxxxxxxx> wrote:
> +static int xenmem_add_foreign_to_pmap(domid_t foreign_domid,
> +                                      unsigned long fgfn, unsigned long gpfn)
> +{
> +    p2m_type_t p2mt, p2mt_prev;
> +    int rc = 0;
> +    unsigned long prev_mfn, mfn = 0;
> +    struct domain *fdom, *currd = current->domain;
> +    struct page_info *page = NULL;
> +
> +    if ( currd->domain_id == foreign_domid || foreign_domid == DOMID_SELF ||
> +         !is_pvh_domain(currd) )
> +        return -EINVAL;
> +
> +    if ( !is_hardware_domain(currd) ||

is_control_domain()

Jan


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