[dpdk-dev] [RFC 0/3] ethdev: add ptype as Rx offload

Hemant Agrawal hemant.agrawal at nxp.com
Tue Aug 6 10:19:21 CEST 2019


> 
> Add PTYPE to DEV_RX_OFFLOAD_* flags.
> 
> Currently, most of the NICs already support PTYPE parsing and update the
> mbuf->packet_type through an internal lookup table, but there is no way to
> disable the lookup if the application is not intrested in ptypes returned by
> `rte_eth_dev_get_supported_ptypes`.
> 
[Hemant]  it will also mean introducing another check in datapath, if the application has asked for PTYPE offload - copy the results to mbuf->packet_type otherwise don't do it. 

Your second patch is incomplete in the sense that it only adds the capability. But it does not disable the lookups? 


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