[PATCH v5] ethdev: add template table resize API

[Etelson, Gregory]

Hello Ferruh,


>
> I have two more clarification requests, can you please check them below?
>
>
> If one ore more flow failed to update, for any reason, should user retry
> the update (in that case we need a retry error maybe) and can user still
> call 'rte_flow_template_table_resize_complete()' (for possible next
> table resize operation)? Can you please clarify this in your document.

Please see my comment below.

>
> When user calls update() with a flow from new table, API should ignore
> it and return success, you mentioned this is what mlx implementation is
> doing, what do you think to make this as default API behavior and
> document it in above API documentation?
>
>

I'll update the patch.

>
> If 'rte_flow_template_table_resize_complete()' fails, can application
> call another resize()? Is this managed in the application level or
> driver level (by returning error to next resize if complete() is not
> successful)? Is it something to clarify in your document?
>
>

PMD failures in `rte_flow_async_update_resized()` 
and `rte_flow_template_table_resize_complete()` are not recoverable.