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authorWei Wang <weiwan@google.com>2017-07-28 10:28:21 -0700
committerDavid S. Miller <davem@davemloft.net>2017-07-31 17:26:18 -0700
commitbb7c19f96012720b895111300b9d9f3f858c3a69 (patch)
tree81db4275efdb4275e753ad48409be6326209dffc /include/uapi/linux/tcp.h
parenttcp: extract the function to compute delivery rate (diff)
downloadlinux-bb7c19f96012720b895111300b9d9f3f858c3a69.tar.xz
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tcp: add related fields into SCM_TIMESTAMPING_OPT_STATS
Add the following stats into SCM_TIMESTAMPING_OPT_STATS control msg: TCP_NLA_PACING_RATE TCP_NLA_DELIVERY_RATE TCP_NLA_SND_CWND TCP_NLA_REORDERING TCP_NLA_MIN_RTT TCP_NLA_RECUR_RETRANS TCP_NLA_DELIVERY_RATE_APP_LMT Signed-off-by: Wei Wang <weiwan@google.com> Acked-by: Yuchung Cheng <ycheng@google.com> Acked-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/uapi/linux/tcp.h')
-rw-r--r--include/uapi/linux/tcp.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/uapi/linux/tcp.h b/include/uapi/linux/tcp.h
index a5507c977497..030e594bab45 100644
--- a/include/uapi/linux/tcp.h
+++ b/include/uapi/linux/tcp.h
@@ -231,6 +231,14 @@ enum {
TCP_NLA_SNDBUF_LIMITED, /* Time (usec) limited by send buffer */
TCP_NLA_DATA_SEGS_OUT, /* Data pkts sent including retransmission */
TCP_NLA_TOTAL_RETRANS, /* Data pkts retransmitted */
+ TCP_NLA_PACING_RATE, /* Pacing rate in bytes per second */
+ TCP_NLA_DELIVERY_RATE, /* Delivery rate in bytes per second */
+ TCP_NLA_SND_CWND, /* Sending congestion window */
+ TCP_NLA_REORDERING, /* Reordering metric */
+ TCP_NLA_MIN_RTT, /* minimum RTT */
+ TCP_NLA_RECUR_RETRANS, /* Recurring retransmits for the current pkt */
+ TCP_NLA_DELIVERY_RATE_APP_LMT, /* delivery rate application limited ? */
+
};
/* for TCP_MD5SIG socket option */