Re: [Xen-devel] [PATCH V5 23/32] libxl: introduce libxl_cpuid_policy_list_length

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2014-05-13 at 22:54 +0100, Wei Liu wrote:
> Signed-off-by: Wei Liu <wei.liu2@xxxxxxxxxx>

Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

(with same optional comment about {}s around the if)

> ---
>  tools/libxl/libxl.h       |    1 +
>  tools/libxl/libxl_cpuid.c |   12 ++++++++++++
>  2 files changed, 13 insertions(+)
> 
> diff --git a/tools/libxl/libxl.h b/tools/libxl/libxl.h
> index 3886b9e..4b75802 100644
> --- a/tools/libxl/libxl.h
> +++ b/tools/libxl/libxl.h
> @@ -573,6 +573,7 @@ void libxl_bitmap_dispose(libxl_bitmap *map);
>  typedef struct libxl__cpuid_policy libxl_cpuid_policy;
>  typedef libxl_cpuid_policy * libxl_cpuid_policy_list;
>  void libxl_cpuid_dispose(libxl_cpuid_policy_list *cpuid_list);
> +int libxl_cpuid_policy_list_length(libxl_cpuid_policy_list *l);
>  
>  #define LIBXL_PCI_FUNC_ALL (~0U)
>  
> diff --git a/tools/libxl/libxl_cpuid.c b/tools/libxl/libxl_cpuid.c
> index d9007b2..fe14b87 100644
> --- a/tools/libxl/libxl_cpuid.c
> +++ b/tools/libxl/libxl_cpuid.c
> @@ -455,6 +455,18 @@ int libxl_cpuid_policy_list_parse_json(libxl__gc *gc,
>      return 0;
>  }
>  
> +int libxl_cpuid_policy_list_length(libxl_cpuid_policy_list *pl)
> +{
> +    int i = 0;
> +    libxl_cpuid_policy_list l = *pl;
> +
> +    if (l)
> +        while (l[i].input[0] != XEN_CPUID_INPUT_UNUSED)
> +            i++;
> +
> +    return i;
> +}
> +
>  /*
>   * Local variables:
>   * mode: C



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