From: Neal Cardwell <ncardwell@google.com>
To: Stephen Hemminger <stephen@networkplumber.org>
Cc: netdev@vger.kernel.org, Neal Cardwell <ncardwell@google.com>
Subject: [PATCH iproute2 2/3] Update inet_diag.h to include INET_DIAG_BBRINFO and related structs
Date: Tue, 20 Sep 2016 22:43:43 -0400 [thread overview]
Message-ID: <1474425824-22646-2-git-send-email-ncardwell@google.com> (raw)
In-Reply-To: <1474425824-22646-1-git-send-email-ncardwell@google.com>
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(+)
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_ */
--
2.8.0.rc3.226.g39d4020
next prev parent reply other threads:[~2016-09-21 2:43 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-21 2:43 [PATCH iproute2 1/3] Update inet_diag.h header to pick up INET_DIAG_MARK Neal Cardwell
2016-09-21 2:43 ` Neal Cardwell [this message]
2016-09-21 2:43 ` [PATCH iproute2 3/3] ss: output TCP BBR diag information Neal Cardwell
2016-09-21 23:31 ` Stephen Hemminger
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