Hi

> -----Original Message-----
> From: Stephen Hemminger [mailto:step...@networkplumber.org]
> Sent: Tuesday, January 15, 2019 10:37 PM
> To: Pattan, Reshma <reshma.pat...@intel.com>
> Cc: dev@dpdk.org; jerin.ja...@caviumnetworks.com; Rao, Nikhil
> <nikhil....@intel.com>; olivier.m...@6wind.com; tho...@monjalon.net;
> Singh, Jasvinder <jasvinder.si...@intel.com>; Dumitrescu, Cristian
> <cristian.dumitre...@intel.com>; Ananyev, Konstantin
> <konstantin.anan...@intel.com>
> Subject: Re: [dpdk-dev] [PATCH v7 2/2] mbuf: implement generic format for
> sched field
> 
> On Thu, 20 Dec 2018 12:16:09 +0000
> Reshma Pattan <reshma.pat...@intel.com> wrote:
> 
> > This patch implements the changes proposed in the deprecation notes
> > [1][2].
> >
> > librte_mbuf changes:
> > The mbuf->hash.sched field is updated to support generic definition in
> > line with the ethdev traffic manager and meter APIs.
> > The new generic format contains: queue ID, traffic class, color.
> >
> > Added public APIs to set and get these new fields to and from mbuf.
> >
> > librte_sched changes:
> > In addtion, following API functions of the sched library have been
> > modified with an additional parameter of type struct rte_sched_port to
> > accommodate the changes made to mbuf sched field.
> > (i)rte_sched_port_pkt_write()
> > (ii) rte_sched_port_pkt_read_tree_path()
> >
> > librte_pipeline, qos_sched UT, qos_sched app are updated to make use
> > of new changes.
> >
> > Also mbuf->hash.txadapter has been added for eventdev txq,
> > rte_event_eth_tx_adapter_txq_set and
> > rte_event_eth_tx_adapter_txq_get()
> > are updated to use mbuf->hash.txadapter.txq.
> >
> > doc:
> > Release notes updated.
> > Removed deprecation notice for mbuf->hash.sched and sched API.
> >
> > [1] http://mails.dpdk.org/archives/dev/2018-February/090651.html
> > [2] https://mails.dpdk.org/archives/dev/2018-November/119051.html
> >
> > Signed-off-by: Jasvinder Singh <jasvinder.si...@intel.com>
> > Signed-off-by: Reshma Pattan <reshma.pat...@intel.com>
> > Acked-by: Cristian Dumitrescu <cristian.dumitre...@intel.com>
> > Acked-by: Konstantin Ananyev <konstantin.anan...@intel.com>
> 
> 
> This patch breaks build of VPP because it refers to sched.hi and sched.lo.
> Breaking source compatibility is as bad (if not worse) than ABI breakage.
> 

Yes this breaks the build and we have actions to fix VPP Qos Sched when DPDK 
19.02 is formally integrated to VPP.

Thanks,
Reshma

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