It will avoid to send a packet with a bad info: - we receive a Ether/IP6/IP4/L4/data packet - the driver sets PKT_RX_IPV6_HDR - the stack decapsulates IP6 - the stack sends the packet, it has the PKT_TX_IPV6 flag but it's an IPv4 packet.
Signed-off-by: Jijiang Liu <jijiang.liu at intel.com> --- lib/librte_mbuf/rte_mbuf.h | 4 ++-- 1 files changed, 2 insertions(+), 2 deletions(-) diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h index 22ee555..f6b3185 100644 --- a/lib/librte_mbuf/rte_mbuf.h +++ b/lib/librte_mbuf/rte_mbuf.h @@ -127,10 +127,10 @@ extern "C" { #define PKT_TX_VLAN_PKT (1ULL << 55) /**< TX packet is a 802.1q VLAN packet. */ /** Tell the NIC it's an IPv4 packet. Required for L4 checksum offload or TSO. */ -#define PKT_TX_IPV4 PKT_RX_IPV4_HDR +#define PKT_TX_IPV4 (1ULL << 56) /** Tell the NIC it's an IPv6 packet. Required for L4 checksum offload or TSO. */ -#define PKT_TX_IPV6 PKT_RX_IPV6_HDR +#define PKT_TX_IPV6 (1ULL << 57) /** Outer IP cksum of TX pkt. computed by NIC for tunneling packet */ #define PKT_TX_OUTER_IP_CKSUM (1ULL << 58) -- 1.7.7.6