Re: [PATCH] libmnl: add MNL_TYPE_UARR for devlink u64 array attributes

[Pablo Neira Ayuso <pablo@netfilter.org>]

On Tue, Jun 23, 2026 at 10:07:55AM +0530, Ratheesh Kannoth wrote:
> Add MNL_TYPE_UARR (129) to enum mnl_attr_data_type to match
> DEVLINK_VAR_ATTR_TYPE_U64_ARRAY in the kernel. That type represents
> devlink param values encoded as a nested list of u64 attributes in
> DEVLINK_ATTR_PARAM_VALUE_DATA, allowing drivers and userspace to
> exchange variable-length u64/u32 arrays (e.g. multi-value devlink params).
> 
> Signed-off-by: Ratheesh Kannoth <rkannoth@marvell.com>
> ---
>  include/libmnl/libmnl.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/libmnl/libmnl.h b/include/libmnl/libmnl.h
> index 0331da7..078d517 100644
> --- a/include/libmnl/libmnl.h
> +++ b/include/libmnl/libmnl.h
> @@ -133,6 +133,7 @@ enum mnl_attr_data_type {
>  	MNL_TYPE_NESTED_COMPAT,
>  	MNL_TYPE_NUL_STRING,
>  	MNL_TYPE_BINARY,
> +	MNL_TYPE_UARR = 129,

Why 129?

>  	MNL_TYPE_MAX,
>  };
>  
> -- 
> 2.43.0
> 
>