[PATCH] doc: announce ethdev operation struct changes

[Thomas Monjalon]

04/07/2023 10:10, Feifei Wang:
> To support mbufs recycle mode, announce the coming ABI changes
> from DPDK 23.11.
> 
> Signed-off-by: Feifei Wang <feifei.wang2 at arm.com>
> Reviewed-by: Ruifeng Wang <ruifeng.wang at arm.com>
> ---
>  doc/guides/rel_notes/deprecation.rst | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst
> index 66431789b0..c7e1ffafb2 100644
> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -118,6 +118,10 @@ Deprecation Notices
>    The legacy actions should be removed
>    once ``MODIFY_FIELD`` alternative is implemented in drivers.
>  
> +* ethdev: The Ethernet device data structure ``struct rte_eth_dev`` and
> +  the fast-path ethdev flat array ``struct rte_eth_fp_ops`` will be updated
> +  with new fields to support mbufs recycle mode from DPDK 23.11.

It does seem to be an impacting change for existing applications,
except that it is allowed only during ABI breakage window.

I think my patch should be enough:
https://patches.dpdk.org/project/dpdk/patch/20230728142946.1201459-1-thomas@monjalon.net/