Re: [dpdk-dev] [PATCH v2 0/2] ethdev: add support for raw flow type for flow director

[Thomas Monjalon <thomas@monjalon.net>]

04/10/2017 19:44, Ferruh Yigit:
> On 10/4/2017 5:57 PM, Thomas Monjalon wrote:
> > 03/10/2017 21:02, Ferruh Yigit:
> >> On 9/20/2017 9:42 AM, Kirill Rybalchenko wrote:
> >>> For complex packets use raw flow type with pre-constructed packet buffer
> >>> instead of creating a packet internally in PMD.
> > 
> > Sorry for not catching this series before.
> > 
> > As it has been said several times on this mailing list,
> > the flow director API is deprecated.
> > I think everybody here knows that it is going to be replaced
> > by rte_flow.
> > 
> > That's why it does not make sense to extend flow director.
> > We are not going to update PMDs to support a new type
> > of legacy flow director.
> > Please focus your efforts on rte_flow.
> 
> As far as I can see this is not to to extend flow director. But driver
> uses this struct and adding a new feature into driver requires update in
> this struct.
> 
> I guess idea was for new filter functionalities PMD should use rte_flow,
> that is the new shiny method we have, I see the point here. But I don't
> see the point of making these structs under use completely immutable.

I don't know what is RTE_ETH_FLOW_RAW.
Let's start by explaining it, how it is used by users,
and why this struct is needed.
Thanks