OpenE2K
/
linux
6
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

ipvlan: advertise link netns via netlink 

Assign rtnl_link_ops->get_link_net() callback so that IFLA_LINK_NETNSID is
added to rtnetlink messages.

Test commands:
    ip netns add nst
    ip link add dummy0 type dummy
    ip link add ipvlan0 link dummy0 type ipvlan
    ip link set ipvlan0 netns nst
    ip netns exec nst ip link show ipvlan0

Result:
    ---Before---
    6: ipvlan0@if5: <BROADCAST,MULTICAST> ...
        link/ether 82:3a:78🆎60:50 brd ff:ff:ff:ff:ff:ff

    ---After---
    12: ipvlan0@if11: <BROADCAST,MULTICAST> ...
        link/ether 42:b1:ad:57:4e:27 brd ff:ff:ff:ff:ff:ff link-netnsid 0
                                                           ~~~~~~~~~~~~~~

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Taehee Yoo 2020-08-21 17:47:32 +00:00 committed by David S. Miller
parent 7611cbb900
commit 0bad834ca7
1 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
drivers/net/ipvlan/ipvlan_main.c
View File

@ -684,6 +684,13 @@ static const struct nla_policy ipvlan_nl_policy[IFLA_IPVLAN_MAX + 1] =
[IFLA_IPVLAN_FLAGS] = { .type = NLA_U16 },
};
static struct net *ipvlan_get_link_net(const struct net_device *dev)
{
struct ipvl_dev *ipvlan = netdev_priv(dev);
return dev_net(ipvlan->phy_dev);
}
static struct rtnl_link_ops ipvlan_link_ops = {
.kind = "ipvlan",
.priv_size = sizeof(struct ipvl_dev),
@ -691,6 +698,7 @@ static struct rtnl_link_ops ipvlan_link_ops = {
.setup = ipvlan_link_setup,
.newlink = ipvlan_link_new,
.dellink = ipvlan_link_delete,
.get_link_net = ipvlan_get_link_net,
};
int ipvlan_link_register(struct rtnl_link_ops *ops)