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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/samples/bpf/hbm.h
25924 views
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/* SPDX-License-Identifier: GPL-2.0

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 *

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 * Copyright (c) 2019 Facebook

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 *

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 * This program is free software; you can redistribute it and/or

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 * modify it under the terms of version 2 of the GNU General Public

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 * License as published by the Free Software Foundation.

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 *

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 * Include file for Host Bandwidth Management (HBM) programs

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 */

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struct hbm_vqueue {

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	struct bpf_spin_lock lock;

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	/* 4 byte hole */

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	unsigned long long lasttime;	/* In ns */

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	int credit;			/* In bytes */

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	unsigned int rate;		/* In bytes per NS << 20 */

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};

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struct hbm_queue_stats {

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	unsigned long rate;		/* in Mbps*/

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	unsigned long stats:1,		/* get HBM stats (marked, dropped,..) */

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		loopback:1,		/* also limit flows using loopback */

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		no_cn:1;		/* do not use cn flags */

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	unsigned long long pkts_marked;

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	unsigned long long bytes_marked;

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	unsigned long long pkts_dropped;

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	unsigned long long bytes_dropped;

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	unsigned long long pkts_total;

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	unsigned long long bytes_total;

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	unsigned long long firstPacketTime;

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	unsigned long long lastPacketTime;

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	unsigned long long pkts_ecn_ce;

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	unsigned long long returnValCount[4];

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	unsigned long long sum_cwnd;

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	unsigned long long sum_rtt;

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	unsigned long long sum_cwnd_cnt;

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	long long sum_credit;

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};

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