1 /* SPDX-License-Identifier: GPL-2.0
2 *
3 * Copyright (c) 2019 Facebook
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of version 2 of the GNU General Public
7 * License as published by the Free Software Foundation.
8 *
9 * Include file for Host Bandwidth Management (HBM) programs
10 */
11 struct hbm_vqueue {
12 struct bpf_spin_lock lock;
13 /* 4 byte hole */
14 unsigned long long lasttime; /* In ns */
15 int credit; /* In bytes */
16 unsigned int rate; /* In bytes per NS << 20 */
17 };
18
19 struct hbm_queue_stats {
20 unsigned long rate; /* in Mbps*/
21 unsigned long stats:1, /* get HBM stats (marked, dropped,..) */
22 loopback:1, /* also limit flows using loopback */
23 no_cn:1; /* do not use cn flags */
24 unsigned long long pkts_marked;
25 unsigned long long bytes_marked;
26 unsigned long long pkts_dropped;
27 unsigned long long bytes_dropped;
28 unsigned long long pkts_total;
29 unsigned long long bytes_total;
30 unsigned long long firstPacketTime;
31 unsigned long long lastPacketTime;
32 unsigned long long pkts_ecn_ce;
33 unsigned long long returnValCount[4];
34 unsigned long long sum_cwnd;
35 unsigned long long sum_rtt;
36 unsigned long long sum_cwnd_cnt;
37 long long sum_credit;
38 };