packet: support for TX time stamps on RAW sockets
Enable the SO_TIMESTAMPING socket infrastructure for raw packet sockets.
We introduce PACKET_TX_TIMESTAMP for the control message cmsg_type.
Similar support for UDP and CAN sockets was added in commit
51f31cabe3ce5345b51e4a4f82138b38c4d5dc91
Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/if_packet.h b/include/linux/if_packet.h
index aa57a5f..6ac23ef 100644
--- a/include/linux/if_packet.h
+++ b/include/linux/if_packet.h
@@ -47,6 +47,7 @@
#define PACKET_TX_RING 13
#define PACKET_LOSS 14
#define PACKET_VNET_HDR 15
+#define PACKET_TX_TIMESTAMP 16
struct tpacket_stats {
unsigned int tp_packets;