linux/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c

// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB
/* Copyright (c) 2020 Mellanox Technologies. */

#include <linux/refcount.h>
#include <linux/list.h>
#include <linux/rculist.h>
#include <linux/rtnetlink.h>
#include <linux/workqueue.h>
#include <linux/spinlock.h>
#include <linux/notifier.h>
#include <net/netevent.h>
#include <net/arp.h>
#include "neigh.h"
#include "tc.h"
#include "en_rep.h"
#include "fs_core.h"
#include "diag/en_rep_tracepoint.h"

static unsigned long mlx5e_rep_ipv6_interval(void)
{ … }

static void mlx5e_rep_neigh_update_init_interval(struct mlx5e_rep_priv *rpriv)
{ … }

void mlx5e_rep_queue_neigh_stats_work(struct mlx5e_priv *priv)
{ … }

static bool mlx5e_rep_neigh_entry_hold(struct mlx5e_neigh_hash_entry *nhe)
{ … }

static void mlx5e_rep_neigh_entry_remove(struct mlx5e_neigh_hash_entry *nhe);

void mlx5e_rep_neigh_entry_release(struct mlx5e_neigh_hash_entry *nhe)
{ … }

static struct mlx5e_neigh_hash_entry *
mlx5e_get_next_nhe(struct mlx5e_rep_priv *rpriv,
		   struct mlx5e_neigh_hash_entry *nhe)
{ … }

static void mlx5e_rep_neigh_stats_work(struct work_struct *work)
{ … }

struct neigh_update_work { … };

static void mlx5e_release_neigh_update_work(struct neigh_update_work *update_work)
{ … }

static void mlx5e_rep_neigh_update(struct work_struct *work)
{ … }

static struct neigh_update_work *mlx5e_alloc_neigh_update_work(struct mlx5e_priv *priv,
							       struct neighbour *n)
{ … }

static int mlx5e_rep_netevent_event(struct notifier_block *nb,
				    unsigned long event, void *ptr)
{ … }

static const struct rhashtable_params mlx5e_neigh_ht_params = …;

int mlx5e_rep_neigh_init(struct mlx5e_rep_priv *rpriv)
{ … }

void mlx5e_rep_neigh_cleanup(struct mlx5e_rep_priv *rpriv)
{ … }

static int mlx5e_rep_neigh_entry_insert(struct mlx5e_priv *priv,
					struct mlx5e_neigh_hash_entry *nhe)
{ … }

static void mlx5e_rep_neigh_entry_remove(struct mlx5e_neigh_hash_entry *nhe)
{ … }

/* This function must only be called under the representor's encap_lock or
 * inside rcu read lock section.
 */
struct mlx5e_neigh_hash_entry *
mlx5e_rep_neigh_entry_lookup(struct mlx5e_priv *priv,
			     struct mlx5e_neigh *m_neigh)
{ … }

int mlx5e_rep_neigh_entry_create(struct mlx5e_priv *priv,
				 struct mlx5e_neigh *m_neigh,
				 struct net_device *neigh_dev,
				 struct mlx5e_neigh_hash_entry **nhe)
{ … }