#define PKT_TX_L4_MASK (3ULL << 52) /**< Mask for L4 cksum offload request. */
#define PKT_TX_IP_CKSUM (1ULL << 54) /**< IP cksum of TX pkt. computed by NIC. */
#define PKT_TX_L4_MASK (3ULL << 52) /**< Mask for L4 cksum offload request. */
#define PKT_TX_IP_CKSUM (1ULL << 54) /**< IP cksum of TX pkt. computed by NIC. */