[dpdk-dev] [PATCH 2/4] doc: specify RTE flow create behaviour

[Stephen Hemminger]

On Wed, 21 Jul 2021 17:58:14 +0200
Martin Havlik <xhavli56 at stud.fit.vutbr.cz> wrote:

> The ability to create RTE flow rules, depending on
> port status, can and does differ between PMDs.
> Now the doc reflects that.
> 
> Signed-off-by: Martin Havlik <xhavli56 at stud.fit.vutbr.cz>
> ---
>  doc/guides/prog_guide/rte_flow.rst | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/doc/guides/prog_guide/rte_flow.rst b/doc/guides/prog_guide/rte_flow.rst
> index 2b42d5ec8c..2988e3328a 100644
> --- a/doc/guides/prog_guide/rte_flow.rst
> +++ b/doc/guides/prog_guide/rte_flow.rst
> @@ -3097,6 +3097,10 @@ actually created and a handle returned.
>                     const struct rte_flow_action *actions[],
>                     struct rte_flow_error *error);
>  
> +The ability to create a flow rule may depend on the status (started/stopped)
> +of the port for which the rule is being created. This behaviour is
> +PMD specific. Seek relevant PMD documentation for details.

Any PMD specific behavior in DPDK is an anathema to application developers
and should be considered a design flaw!