Re: [dpdk-dev] [PATCH v5 1/3] app/testpmd: add GENEVE parsing

[Ophir Munk <ophirmu@nvidia.com>]

> -----Original Message-----
> From: Ferruh Yigit <ferruh.yigit@intel.com>
> Sent: Wednesday, October 7, 2020 7:25 PM
> To: Ophir Munk <ophirmu@nvidia.com>; dev@dpdk.org; Wenzhuo Lu
<...>
> Only when user set via "--geneve-port=N", it is the port for testpmd to parse
> (same for 'geneve_udp_port' global variable), but when user give command
> "port config N add geneve X" it is to configure the NIC to offload the parsing.
> This is too confusing, user can't know (or remember) this without checking
> the source code.
> 
> Can we rename the command and variable to highlight that it is for testpmd
> to parse, I think that will be enough, instead of trying to merge them, which
> is hard as you described above.
> 
> What do you think for "--testpmd-geneve-port=N" parameter and
> 'testpmd_geneve_udp_port' variable name?

I am suggesting two options:
1. "--geneve-port-identifier=N" and "geneve_udp_port_identifier" as variable name.
2. "--geneve-parsed-port=N" and "geneve_udp_port" as variable name.
Can you select one of them?

> We can also update the documentation to say this is only the port testpmd
> uses for parsing, HW may be configured to use another port.
> 

Will update documentation.

<...>
> > Done in v6. I added other missing tunnel protocols (in alphabetical order)
> such as "gtp". Since it is more than geneve I added it to the 3rd (cleanup)
> commit.
> >
> 
> Would you mind adding the 'geneve' with the patch adding 'geneve' support
> (1/3), and add the other missing ones in the patch 3/3 ?

Will update accordingly