add pacing rate information to the tcp_info struct in tcp.h

used by monitoring applications such as ss from iproute2
introduced in linux 3.15 commit 977cb0ecf82eb6d15562573c31edebf90db35163

diff --git a/include/netinet/tcp.h b/include/netinet/tcp.h
index d3db0421b85876431b8823923e601e9784eee86d..52358c75bc359f7f556116a67ebbc907a89e1d4a 100644 (file)
--- a/include/netinet/tcp.h
+++ b/include/netinet/tcp.h
@@ -162,6 +162,8 @@ struct tcp_info
        uint32_t tcpi_rcv_rtt;
        uint32_t tcpi_rcv_space;
        uint32_t tcpi_total_retrans;
+       uint64_t tcpi_pacing_rate;
+       uint64_t tcpi_max_pacing_rate;
 };
 
 #define TCP_MD5SIG_MAXKEYLEN    80