linux-imx

/*

 * Copyright (c) 2007-2012 Nicira, Inc.

 *

 * 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.

 *

 * This program is distributed in the hope that it will be useful, but

 * WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU

 * General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

 * 02110-1301, USA

 */

​

#include <linux/netdevice.h>

#include <net/genetlink.h>

#include <net/netns/generic.h>

​

#include "datapath.h"

#include "vport-internal_dev.h"

#include "vport-netdev.h"

​

static void dp_detach_port_notify(struct vport *vport)

{

    struct sk_buff *notify;

    struct datapath *dp;

​

    dp = vport->dp;

    notify = ovs_vport_cmd_build_info(vport, ovs_dp_get_net(dp),

                      0, 0, OVS_VPORT_CMD_DEL);

    ovs_dp_detach_port(vport);

    if (IS_ERR(notify)) {

        genl_set_err(&dp_vport_genl_family, ovs_dp_get_net(dp), 0,

                 0, PTR_ERR(notify));

        return;

    }

​

    genlmsg_multicast_netns(&dp_vport_genl_family,

                ovs_dp_get_net(dp), notify, 0,

                0, GFP_KERNEL);

}

​

void ovs_dp_notify_wq(struct work_struct *work)

{

    struct ovs_net *ovs_net = container_of(work, struct ovs_net, dp_notify_work);

    struct datapath *dp;

​

    ovs_lock();

    list_for_each_entry(dp, &ovs_net->dps, list_node) {

        int i;

​

        for (i = 0; i < DP_VPORT_HASH_BUCKETS; i++) {

            struct vport *vport;

            struct hlist_node *n;

​

            hlist_for_each_entry_safe(vport, n, &dp->ports[i], dp_hash_node) {

                if (vport->ops->type == OVS_VPORT_TYPE_INTERNAL)

                    continue;

​