* single mbuf is limited by the uint16_t rte_mbuf.data_len to 64k-1.
* If the input data is bigger than this it can be passed to the PMD in
* a chain of mbufs if the PMD's capabilities indicate it supports this.
* single mbuf is limited by the uint16_t rte_mbuf.data_len to 64k-1.
* If the input data is bigger than this it can be passed to the PMD in
* a chain of mbufs if the PMD's capabilities indicate it supports this.