linux-imx

/* rxrpc network namespace handling.

 *

 * Copyright (C) 2017 Red Hat, Inc. All Rights Reserved.

 * Written by David Howells (dhowells@redhat.com)

 *

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

 * modify it under the terms of the GNU General Public Licence

 * as published by the Free Software Foundation; either version

 * 2 of the Licence, or (at your option) any later version.

 */

​

#include <linux/proc_fs.h>

#include "ar-internal.h"

​

unsigned int rxrpc_net_id;

​

static void rxrpc_client_conn_reap_timeout(struct timer_list *timer)

{

    struct rxrpc_net *rxnet =

        container_of(timer, struct rxrpc_net, client_conn_reap_timer);

​

    if (rxnet->live)

        rxrpc_queue_work(&rxnet->client_conn_reaper);

}

​

static void rxrpc_service_conn_reap_timeout(struct timer_list *timer)

{

    struct rxrpc_net *rxnet =

        container_of(timer, struct rxrpc_net, service_conn_reap_timer);

​

    if (rxnet->live)

        rxrpc_queue_work(&rxnet->service_conn_reaper);

}

​

static void rxrpc_peer_keepalive_timeout(struct timer_list *timer)

{

    struct rxrpc_net *rxnet =

        container_of(timer, struct rxrpc_net, peer_keepalive_timer);

​

    if (rxnet->live)

        rxrpc_queue_work(&rxnet->peer_keepalive_work);

}

​

/*

 * Initialise a per-network namespace record.

 */

static __net_init int rxrpc_init_net(struct net *net)

{

    struct rxrpc_net *rxnet = rxrpc_net(net);

    int ret, i;

​

    rxnet->live = true;

    get_random_bytes(&rxnet->epoch, sizeof(rxnet->epoch));

    rxnet->epoch |= RXRPC_RANDOM_EPOCH;

​

    INIT_LIST_HEAD(&rxnet->calls);

    rwlock_init(&rxnet->call_lock);

    atomic_set(&rxnet->nr_calls, 1);

​

    atomic_set(&rxnet->nr_conns, 1);

    INIT_LIST_HEAD(&rxnet->conn_proc_list);

    INIT_LIST_HEAD(&rxnet->service_conns);

    rwlock_init(&rxnet->conn_lock);