[dpdk-dev] [PATCH v6 1/9] librte_mbuf:the rte_mbuf structure changes
Thomas Monjalon
thomas.monjalon at 6wind.com
Wed Oct 22 10:45:38 CEST 2014
2014-10-21 14:14, Liu, Jijiang:
> From: Thomas Monjalon [mailto:thomas.monjalon at 6wind.com]
> > 2014-10-21 16:46, Jijiang Liu:
> > > - uint16_t reserved2; /**< Unused field. Required for padding */
> > > +
> > > + /**
> > > + * Packet type, which is used to indicate ordinary L2 packet format and
> > > + * also tunneled packet format such as IP in IP, IP in GRE, MAC in GRE
> > > + * and MAC in UDP.
> > > + */
> > > + uint16_t packet_type;
> >
> > Why not name it "l2_type"?
>
> In datasheet, this term is called packet type(s).
That's exactly the point I want you really understand!
This is a field in generic mbuf structure, so your datasheet has no value here.
> Personally , I think packet type is more clear what meaning of this field is . ^_^
You cannot add an API field without knowing what will be its generic meaning.
Please think about it and describe its scope.
Thanks
--
Thomas
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