Re: [Xen-devel] [PATCH v5 11/23] x86/mm: move compat descriptor table manipulation code

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 14.09.17 at 14:58, <wei.liu2@xxxxxxxxxx> wrote:
> --- a/xen/arch/x86/pv/descriptor-tables.c
> +++ b/xen/arch/x86/pv/descriptor-tables.c
> @@ -181,6 +181,46 @@ long do_update_descriptor(uint64_t pa, uint64_t desc)
>      return ret;
>  }
>  
> +int compat_set_gdt(XEN_GUEST_HANDLE_PARAM(uint) frame_list, unsigned int 
> entries)
> +{
> +    unsigned int i, nr_pages = (entries + 511) / 512;
> +    unsigned long frames[16];
> +    long ret;

Considering the function returns int, how about changing this to int
as you go? Either way

Acked-by: Jan Beulich <jbeulich@xxxxxxxx>

Jan


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