[dpdk-dev] [RFC PATCH 1/6] mempool: implement abstract mempool info API

[Olivier MATZ]

On Fri, Nov 24, 2017 at 04:06:26PM +0000, Andrew Rybchenko wrote:
> From: "Artem V. Andreev" <Artem.Andreev at oktetlabs.ru>
> 
> Primarily, it is intended as a way for the mempool driver to provide
> additional information on how it lays up objects inside the mempool.
> 
> Signed-off-by: Artem V. Andreev <Artem.Andreev at oktetlabs.ru>
> Signed-off-by: Andrew Rybchenko <arybchenko at solarflare.com>
> ---
>  lib/librte_mempool/rte_mempool.h     | 31 +++++++++++++++++++++++++++++++
>  lib/librte_mempool/rte_mempool_ops.c | 15 +++++++++++++++
>  2 files changed, 46 insertions(+)
> 
> diff --git a/lib/librte_mempool/rte_mempool.h b/lib/librte_mempool/rte_mempool.h
> index 721227f..3c59d36 100644
> --- a/lib/librte_mempool/rte_mempool.h
> +++ b/lib/librte_mempool/rte_mempool.h
> @@ -217,6 +217,11 @@ struct rte_mempool_memhdr {
>  	void *opaque;            /**< Argument passed to the free callback */
>  };
>  
> +/*
> + * Additional information about the mempool
> + */
> +struct rte_mempool_info;
> +

While there is no compilation issue, I find a bit strange to define this
API without defining the content of rte_mempool_info.