[PATCH] doc: deprecation notice to add RSS hash algorithm field

[Thomas Monjalon]

06/06/2023 18:35, Stephen Hemminger:
> On Tue, 6 Jun 2023 16:50:53 +0100
> Ferruh Yigit <ferruh.yigit at amd.com> wrote:
> 
> > On 6/6/2023 4:39 PM, Stephen Hemminger wrote:
> > > On Tue, 6 Jun 2023 20:11:26 +0800
> > > Dongdong Liu <liudongdong3 at huawei.com> wrote:
> > >   
> > >> Deprecation notice to add "func" field to ``rte_eth_rss_conf``
> > >> structure for RSS hash algorithm.
> > >>
> > >> Signed-off-by: Dongdong Liu <liudongdong3 at huawei.com>
> > >> ---  
> > > 
> > > New fields do not require deprecation notice.
> > > Since this seems to be a repeated issue, perhaps someone should
> > > add this to the documentation.

I've just sent such a patch:
https://patches.dpdk.org/project/dpdk/patch/20230728142946.1201459-1-thomas@monjalon.net/


> > Hi Stephen,
> > 
> > This is follow up to an existing patchset:
> > https://patches.dpdk.org/project/dpdk/list/?series=27400&state=*
> > 
> > Although field is addition to the "struct rte_eth_rss_conf" struct, it
> > is embedded into "struct rte_eth_conf" which is parameter to an API, so
> > change cause size increase in outer struct and causes ABI breakage,
> > requiring deprecation notice.
> 
> It will change ABI so will have to wait for 23.11.
> But the purpose of deprecation notice is more about telling users that API
> will change.
> 
> The automated tools may give false complaint. Ok to add to deprecation,
> but really not necessary.


This deprecation notice is marked as superseded,
given my patch above should be enough.