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[iproute2,2/3] Update inet_diag.h to include INET_DIAG_BBRINFO and related structs

Message ID 1474425824-22646-2-git-send-email-ncardwell@google.com
State Superseded, archived
Delegated to: stephen hemminger
Headers show

Commit Message

Neal Cardwell Sept. 21, 2016, 2:43 a.m. UTC 
Update to include the the inet_diag.h changes in:
  "tcp_bbr: add BBR congestion control"

Signed-off-by: Neal Cardwell <ncardwell@google.com>
---
 include/linux/inet_diag.h | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/include/linux/inet_diag.h b/include/linux/inet_diag.h
index 5dac049..529a5a2 100644
--- a/include/linux/inet_diag.h
+++ b/include/linux/inet_diag.h
@@ -117,6 +117,7 @@  enum {
 	INET_DIAG_PEERS,
 	INET_DIAG_PAD,
 	INET_DIAG_MARK,
+	INET_DIAG_BBRINFO,
 	__INET_DIAG_MAX,
 };
 
@@ -150,8 +151,20 @@  struct tcp_dctcp_info {
 	__u32	dctcp_ab_tot;
 };
 
+/* INET_DIAG_BBRINFO */
+
+struct tcp_bbr_info {
+	/* u64 bw: max-filtered BW (app throughput) estimate in Byte per sec: */
+	__u32	bbr_bw_lo;		/* lower 32 bits of bw */
+	__u32	bbr_bw_hi;		/* upper 32 bits of bw */
+	__u32	bbr_min_rtt;		/* min-filtered RTT in uSec */
+	__u32	bbr_pacing_gain;	/* pacing gain shifted left 8 bits */
+	__u32	bbr_cwnd_gain;		/* cwnd gain shifted left 8 bits */
+};
+
 union tcp_cc_info {
 	struct tcpvegas_info	vegas;
 	struct tcp_dctcp_info	dctcp;
+	struct tcp_bbr_info	bbr;
 };
 #endif /* _INET_DIAG_H_ */