linux-imx

/*

 * vrf.c: device driver to encapsulate a VRF space

 *

 * Copyright (c) 2015 Cumulus Networks. All rights reserved.

 * Copyright (c) 2015 Shrijeet Mukherjee <shm@cumulusnetworks.com>

 * Copyright (c) 2015 David Ahern <dsa@cumulusnetworks.com>

 *

 * Based on dummy, team and ipvlan drivers

 *

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

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation; either version 2 of the License, or

 * (at your option) any later version.

 */

​

#include <linux/module.h>

#include <linux/kernel.h>

#include <linux/netdevice.h>

#include <linux/etherdevice.h>

#include <linux/ip.h>

#include <linux/init.h>

#include <linux/moduleparam.h>

#include <linux/netfilter.h>

#include <linux/rtnetlink.h>

#include <net/rtnetlink.h>

#include <linux/u64_stats_sync.h>

#include <linux/hashtable.h>

​

#include <linux/inetdevice.h>

#include <net/arp.h>

#include <net/ip.h>

#include <net/ip_fib.h>

#include <net/ip6_fib.h>

#include <net/ip6_route.h>

#include <net/route.h>

#include <net/addrconf.h>

#include <net/l3mdev.h>

#include <net/fib_rules.h>

#include <net/netns/generic.h>

​

#define DRV_NAME    "vrf"

#define DRV_VERSION "1.0"

​

#define FIB_RULE_PREF  1000       /* default preference for FIB rules */

​

static unsigned int vrf_net_id;

​

struct net_vrf {

    struct rtable __rcu *rth;

    struct rt6_info __rcu   *rt6;

#if IS_ENABLED(CONFIG_IPV6)

    struct fib6_table   *fib6_table;

#endif

    u32                     tb_id;

};

​

struct pcpu_dstats {

    u64         tx_pkts;

    u64         tx_bytes;

    u64         tx_drps;

    u64         rx_pkts;

    u64         rx_bytes;

    u64         rx_drps;