Release 4.11 net/openvswitch/dp_notify.c
/*
* 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, 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);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Jesse Gross | 60 | 63.83% | 1 | 16.67% |
| Pravin B Shelar | 25 | 26.60% | 2 | 33.33% |
| Johannes Berg | 9 | 9.57% | 3 | 50.00% |
| Total | 94 | 100.00% | 6 | 100.00% |
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;
if (!(vport->dev->priv_flags & IFF_OVS_DATAPATH))
dp_detach_port_notify(vport);
}
}
}
ovs_unlock();
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pravin B Shelar | 106 | 92.17% | 1 | 25.00% |
| Alexei Starovoitov | 6 | 5.22% | 1 | 25.00% |
| Paolo Abeni | 2 | 1.74% | 1 | 25.00% |
| Thomas Graf | 1 | 0.87% | 1 | 25.00% |
| Total | 115 | 100.00% | 4 | 100.00% |
static int dp_device_event(struct notifier_block *unused, unsigned long event,
void *ptr)
{
struct ovs_net *ovs_net;
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct vport *vport = NULL;
if (!ovs_is_internal_dev(dev))
vport = ovs_netdev_get_vport(dev);
if (!vport)
return NOTIFY_DONE;
if (event == NETDEV_UNREGISTER) {
/* upper_dev_unlink and decrement promisc immediately */
ovs_netdev_detach_dev(vport);
/* schedule vport destroy, dev_put and genl notification */
ovs_net = net_generic(dev_net(dev), ovs_net_id);
queue_work(system_wq, &ovs_net->dp_notify_work);
}
return NOTIFY_DONE;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pravin B Shelar | 89 | 85.58% | 1 | 25.00% |
| Alexei Starovoitov | 7 | 6.73% | 1 | 25.00% |
| Jesse Gross | 5 | 4.81% | 1 | 25.00% |
| Jiri Pirko | 3 | 2.88% | 1 | 25.00% |
| Total | 104 | 100.00% | 4 | 100.00% |
struct notifier_block ovs_dp_device_notifier = {
.notifier_call = dp_device_event
};
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Pravin B Shelar | 223 | 65.01% | 2 | 18.18% |
| Jesse Gross | 91 | 26.53% | 1 | 9.09% |
| Alexei Starovoitov | 13 | 3.79% | 1 | 9.09% |
| Johannes Berg | 9 | 2.62% | 3 | 27.27% |
| Jiri Pirko | 3 | 0.87% | 1 | 9.09% |
| Paolo Abeni | 2 | 0.58% | 1 | 9.09% |
| Thomas Graf | 1 | 0.29% | 1 | 9.09% |
| Raju Subramanian | 1 | 0.29% | 1 | 9.09% |
| Total | 343 | 100.00% | 11 | 100.00% |
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