Re: [dpdk-dev] [PATCH v2 1/4] ethdev: add Rx offload outer UDP checksum definition

["Iremonger, Bernard" <bernard.iremonger@intel.com>]

Hi Jerin,

> -----Original Message-----
> From: Jerin Jacob [mailto:jerin.jacob@caviumnetworks.com]
> Sent: Tuesday, October 2, 2018 8:25 PM
> To: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Wu, Jingjing
> <jingjing.wu@intel.com>; Iremonger, Bernard <bernard.iremonger@intel.com>;
> Mcnamara, John <john.mcnamara@intel.com>; Kovacevic, Marko
> <marko.kovacevic@intel.com>; Thomas Monjalon <thomas@monjalon.net>;
> Yigit, Ferruh <ferruh.yigit@intel.com>; Andrew Rybchenko
> <arybchenko@solarflare.com>; Olivier Matz <olivier.matz@6wind.com>
> Cc: dev@dpdk.org; shahafs@mellanox.com; Jerin Jacob
> <jerin.jacob@caviumnetworks.com>
> Subject: [dpdk-dev] [PATCH v2 1/4] ethdev: add Rx offload outer UDP checksum
> definition
> 
> 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.jacob@caviumnetworks.com>
> ---
> 
> v2:
> - Removed DEV_RX_OFFLOAD_OUTER_TCP_CKSUM and
> DEV_RX_OFFLOAD_OUTER_SCTP_CKSUM as there is no realworld use case for
> it.
> See: http://patches.dpdk.org/patch/44692/
> 
> This patch series is depended on http://patches.dpdk.org/patch/45840/
> 
> --
>  app/test-pmd/config.c          | 9 +++++++++
>  doc/guides/nics/features.rst   | 3 +++
>  lib/librte_ethdev/rte_ethdev.c | 1 +
>  lib/librte_ethdev/rte_ethdev.h | 1 +
>  lib/librte_mbuf/rte_mbuf.c     | 2 ++
>  lib/librte_mbuf/rte_mbuf.h     | 3 +++
>  6 files changed, 19 insertions(+)
> 

<snip>

This patch fails to apply to the latest master branch, a rebase may be needed.

Regards,

Bernard.