linux/net/openvswitch/meter.h
Thomas Gleixner 25763b3c86 treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 206
Based on 1 normalized pattern(s):

  this program is free software you can redistribute it and or modify
  it under the terms of version 2 of the gnu general public license as
  published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 107 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Allison Randal <allison@lohutok.net>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Alexios Zavras <alexios.zavras@intel.com>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190528171438.615055994@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-05-30 11:29:53 -07:00

52 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (c) 2017 Nicira, Inc.
*/
#ifndef METER_H
#define METER_H 1
#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/netlink.h>
#include <linux/openvswitch.h>
#include <linux/genetlink.h>
#include <linux/skbuff.h>
#include "flow.h"
struct datapath;
#define DP_MAX_BANDS 1
struct dp_meter_band {
u32 type;
u32 rate;
u32 burst_size;
u32 bucket; /* 1/1000 packets, or in bits */
struct ovs_flow_stats stats;
};
struct dp_meter {
spinlock_t lock; /* Per meter lock */
struct rcu_head rcu;
struct hlist_node dp_hash_node; /*Element in datapath->meters
* hash table.
*/
u32 id;
u16 kbps:1, keep_stats:1;
u16 n_bands;
u32 max_delta_t;
u64 used;
struct ovs_flow_stats stats;
struct dp_meter_band bands[];
};
extern struct genl_family dp_meter_genl_family;
int ovs_meters_init(struct datapath *dp);
void ovs_meters_exit(struct datapath *dp);
bool ovs_meter_execute(struct datapath *dp, struct sk_buff *skb,
struct sw_flow_key *key, u32 meter_id);
#endif /* meter.h */