[dpdk-dev] [PATCH v3 2/7] mbuf: use the reserved 16 bits for double vlan
Thomas Monjalon
thomas.monjalon at 6wind.com
Sun Jun 28 22:36:51 CEST 2015
Neil, Olivier,
Your opinions are requested here.
Thanks
2015-06-25 08:31, Zhang, Helin:
> Hi Neil
[...]
> > -279,7 +285,7 @@ struct rte_mbuf {
> > uint16_t data_len; /**< Amount of data in segment buffer. */
> > uint32_t pkt_len; /**< Total pkt len: sum of all segments. */
> > uint16_t vlan_tci; /**< VLAN Tag Control Identifier (CPU order) */
> > - uint16_t reserved;
> > + uint16_t vlan_tci_outer; /**< Outer VLAN Tag Control Identifier (CPU
> > +order) */
> Do you think here is a ABI break or not? Just using the reserved 16 bits, which was
> intended for the second_vlan_tag. Thanks in advance!
> I did not see any "Incompatible" reported by validate_abi.sh.
>
> Regards,
> Helin
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