[Xen-devel] [v5][PATCH 08/10] tools:firmware:hvmloader: introduce hypercall for xc_reserved_device_memory_map

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 26.08.14 at 13:02, <tiejun.chen@xxxxxxxxx> wrote:
> --- a/tools/firmware/hvmloader/util.c
> +++ b/tools/firmware/hvmloader/util.c
> @@ -828,6 +828,28 @@ int hpet_exists(unsigned long hpet_base)
>      return ((hpet_id >> 16) == 0x8086);
>  }
>  
> +int get_reserved_device_memory_map(struct reserved_device_memory *entries,
> +                                   uint32_t max_entries)
> +{
> +    static int map_done = 0;
> +    struct xen_mem_reserved_device_memory_map memmap = {
> +        .nr_entries = max_entries
> +    };
> +
> +    if ( map_done )
> +        return 0;
> +
> +    set_xen_guest_handle(memmap.buffer, entries);

struct reserved_device_memory (the type which entries is a pointer
to) is a privately defined type. You shouldn't pass this to a hypercall.

Jan


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