> -----Original Message-----
> From: Jerin Jacob [mailto:[email protected]]
> Sent: Wednesday, October 3, 2018 9:59 AM
> To: Ananyev, Konstantin <[email protected]>
> Cc: Lu, Wenzhuo <[email protected]>; Wu, Jingjing <[email protected]>;
> Iremonger, Bernard <[email protected]>;
> Mcnamara, John <[email protected]>; Kovacevic, Marko
> <[email protected]>; Thomas Monjalon
> <[email protected]>; Yigit, Ferruh <[email protected]>; Andrew
> Rybchenko <[email protected]>; Olivier Matz
> <[email protected]>; [email protected]; [email protected]
> 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" <[email protected]>
> > To: Jerin Jacob <[email protected]>, "Lu, Wenzhuo"
> > <[email protected]>, "Wu, Jingjing" <[email protected]>,
> > "Iremonger, Bernard" <[email protected]>, "Mcnamara, John"
> > <[email protected]>, "Kovacevic, Marko" <[email protected]>,
> > Thomas Monjalon <[email protected]>, "Yigit, Ferruh"
> > <[email protected]>, Andrew Rybchenko <[email protected]>,
> > Olivier Matz <[email protected]>
> > CC: "[email protected]" <[email protected]>, "[email protected]"
> > <[email protected]>
> > 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 <[email protected]>
> >
> > 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
