[dpdk-dev] [PATCH 3/4] ethdev: add Rx offload outer L4 checksum definitions
Shahaf Shuler
shahafs at mellanox.com
Thu Sep 13 19:24:26 CEST 2018
Thursday, September 13, 2018 4:47 PM, Jerin Jacob:
> Subject: [dpdk-dev] [PATCH 3/4] ethdev: add Rx offload outer L4 checksum
> definitions
>
> Introduced DEV_RX_OFFLOAD_OUTER_UDP_CKSUM,
> DEV_RX_OFFLOAD_OUTER_TCP_CKSUM and
> DEV_RX_OFFLOAD_OUTER_SCTP_CKSUM offload flags and
Out of curiosity, which TCP based tunnels you target with this current patchset?
>
> PKT_RX_EL4_CKSUM_BAD mbuf ol_flags to enable outer Rx L4 checksum
> offload.
>
> # To use hardware Rx outer L4 checksum offload, the user needs to
> configure DEV_RX_OFFLOAD_OUTER_* 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 at caviumnetworks.com>
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