> -----Original Message-----
> From: Jerin Jacob [mailto:jerin.ja...@caviumnetworks.com]
> Sent: Wednesday, October 3, 2018 9:59 AM
> To: Ananyev, Konstantin <konstantin.anan...@intel.com>
> Cc: Lu, Wenzhuo <wenzhuo...@intel.com>; Wu, Jingjing <jingjing...@intel.com>;
> Iremonger, Bernard <bernard.iremon...@intel.com>;
> Mcnamara, John <john.mcnam...@intel.com>; Kovacevic, Marko
> <marko.kovace...@intel.com>; Thomas Monjalon
> <tho...@monjalon.net>; Yigit, Ferruh <ferruh.yi...@intel.com>; Andrew
> Rybchenko <arybche...@solarflare.com>; Olivier Matz
> <olivier.m...@6wind.com>; dev@dpdk.org; shah...@mellanox.com
> Subject: Re: [dpdk-dev] [PATCH v2 1/4] ethdev: add Rx offload outer UDP
> checksum definition
>
> -----Original Message-----
> > Date: Wed, 3 Oct 2018 08:53:22 +0000
> > From: "Ananyev, Konstantin" <konstantin.anan...@intel.com>
> > To: Jerin Jacob <jerin.ja...@caviumnetworks.com>, "Lu, Wenzhuo"
> > <wenzhuo...@intel.com>, "Wu, Jingjing" <jingjing...@intel.com>,
> > "Iremonger, Bernard" <bernard.iremon...@intel.com>, "Mcnamara, John"
> > <john.mcnam...@intel.com>, "Kovacevic, Marko" <marko.kovace...@intel.com>,
> > Thomas Monjalon <tho...@monjalon.net>, "Yigit, Ferruh"
> > <ferruh.yi...@intel.com>, Andrew Rybchenko <arybche...@solarflare.com>,
> > Olivier Matz <olivier.m...@6wind.com>
> > CC: "dev@dpdk.org" <dev@dpdk.org>, "shah...@mellanox.com"
> > <shah...@mellanox.com>
> > Subject: RE: [dpdk-dev] [PATCH v2 1/4] ethdev: add Rx offload outer UDP
> > checksum definition
> >
> >
> > Hi Jerin,
>
> Hi Konstantin,
>
> >
> > >
> > > Introduced DEV_RX_OFFLOAD_OUTER_UDP_CKSUM Rx offload flag and
> > > PKT_RX_EL4_CKSUM_BAD mbuf ol_flags to detect outer UDP checksum
> > > failure.
> > >
> > > - To use hardware Rx outer UDP checksum offload, the user needs to
> > > configure DEV_RX_OFFLOAD_OUTER_UDP_CKSUM offload flags in slowpath.
> > >
> > > - Driver updates the PKT_RX_EL4_CKSUM_BAD mbuf ol_flag on checksum failure
> > > similar to the outer L3 PKT_RX_EIP_CKSUM_BAD flag.
> > >
> > > Signed-off-by: Jerin Jacob <jerin.ja...@caviumnetworks.com>
> >
> > Looks ok to me in general.
> > Just wonder is there any PMD that supports all these new features?
>
> octeontx2 PMD has this feature. I am planning to push the PMD for v19.02.
> Before that I adding all the common code change to avoid the dependency.
Ok, but why then ethdev/mbuf changes has to go into 18.11?
Do you plan your new PMD backward compatible with 18.11 LTS?
Konstantin
