2 * Copyright (c) 2017 Nicira, Inc.
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of version 2 of the GNU General Public
6 * License as published by the Free Software Foundation.
12 #include <linux/init.h>
13 #include <linux/module.h>
14 #include <linux/kernel.h>
15 #include <linux/netlink.h>
16 #include <linux/openvswitch.h>
17 #include <linux/genetlink.h>
18 #include <linux/skbuff.h>
23 #define DP_MAX_BANDS 1
25 struct dp_meter_band {
29 u64 bucket; /* 1/1000 packets, or in bits */
30 struct ovs_flow_stats stats;
34 spinlock_t lock; /* Per meter lock */
36 struct hlist_node dp_hash_node; /*Element in datapath->meters
40 u16 kbps:1, keep_stats:1;
44 struct ovs_flow_stats stats;
45 struct dp_meter_band bands[];
48 extern struct genl_family dp_meter_genl_family;
49 int ovs_meters_init(struct datapath *dp);
50 void ovs_meters_exit(struct datapath *dp);
51 bool ovs_meter_execute(struct datapath *dp, struct sk_buff *skb,
52 struct sw_flow_key *key, u32 meter_id);