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Date: Tue, 3 Oct 2017 21:58:50 -0700
From: David Ahern <dsahern@...il.com>
To: netdev@...r.kernel.org
Cc: j.vosburgh@...il.com, vfalico@...il.com, andy@...yhouse.net,
jiri@...lanox.com, idosch@...lanox.com, davem@...emloft.net,
bridge@...ts.linux-foundation.org, David Ahern <dsahern@...il.com>
Subject: [PATCH net-next 3/7] net: Add extack to upper device linking
Add extack arg to netdev_upper_dev_link and netdev_master_upper_dev_link
Signed-off-by: David Ahern <dsahern@...il.com>
---
drivers/net/bonding/bond_main.c | 7 ++++---
drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c | 2 +-
drivers/net/hyperv/netvsc_drv.c | 2 +-
drivers/net/ipvlan/ipvlan_main.c | 2 +-
drivers/net/macsec.c | 2 +-
drivers/net/macvlan.c | 7 ++++---
drivers/net/macvtap.c | 2 +-
drivers/net/team/team.c | 2 +-
drivers/net/usb/qmi_wwan.c | 2 +-
drivers/net/vrf.c | 7 ++++---
include/linux/if_macvlan.h | 3 ++-
include/linux/netdevice.h | 6 ++++--
net/8021q/vlan.c | 6 +++---
net/8021q/vlan.h | 2 +-
net/8021q/vlan_netlink.c | 2 +-
net/batman-adv/hard-interface.c | 2 +-
net/bridge/br_if.c | 2 +-
net/core/dev.c | 15 ++++++++++-----
net/openvswitch/vport-netdev.c | 3 ++-
19 files changed, 44 insertions(+), 32 deletions(-)
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 78feb94a36db..bc92307c2082 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1217,14 +1217,15 @@ static enum netdev_lag_tx_type bond_lag_tx_type(struct bonding *bond)
}
}
-static int bond_master_upper_dev_link(struct bonding *bond, struct slave *slave)
+static int bond_master_upper_dev_link(struct bonding *bond, struct slave *slave,
+ struct netlink_ext_ack *extack)
{
struct netdev_lag_upper_info lag_upper_info;
int err;
lag_upper_info.tx_type = bond_lag_tx_type(bond);
err = netdev_master_upper_dev_link(slave->dev, bond->dev, slave,
- &lag_upper_info);
+ &lag_upper_info, extack);
if (err)
return err;
rtmsg_ifinfo(RTM_NEWLINK, slave->dev, IFF_SLAVE, GFP_KERNEL);
@@ -1710,7 +1711,7 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev,
goto err_detach;
}
- res = bond_master_upper_dev_link(bond, new_slave);
+ res = bond_master_upper_dev_link(bond, new_slave, extack);
if (res) {
netdev_dbg(bond_dev, "Error %d calling bond_master_upper_dev_link\n", res);
goto err_unregister;
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index 98f22551eb45..1af326a60cbb 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -178,7 +178,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev,
if (err)
goto err1;
- err = netdev_master_upper_dev_link(dev, real_dev, NULL, NULL);
+ err = netdev_master_upper_dev_link(dev, real_dev, NULL, NULL, extack);
if (err)
goto err2;
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index f300ae61c6c6..dfb986421ec6 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -1748,7 +1748,7 @@ static int netvsc_vf_join(struct net_device *vf_netdev,
goto rx_handler_failed;
}
- ret = netdev_upper_dev_link(vf_netdev, ndev);
+ ret = netdev_upper_dev_link(vf_netdev, ndev, NULL);
if (ret != 0) {
netdev_err(vf_netdev,
"can not set master device %s (err = %d)\n",
diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c
index c74893c1e620..57c3856bab05 100644
--- a/drivers/net/ipvlan/ipvlan_main.c
+++ b/drivers/net/ipvlan/ipvlan_main.c
@@ -584,7 +584,7 @@ int ipvlan_link_new(struct net *src_net, struct net_device *dev,
if (err < 0)
goto remove_ida;
- err = netdev_upper_dev_link(phy_dev, dev);
+ err = netdev_upper_dev_link(phy_dev, dev, extack);
if (err) {
goto unregister_netdev;
}
diff --git a/drivers/net/macsec.c b/drivers/net/macsec.c
index 98e4deaa3a6a..ccbe4eaffe4d 100644
--- a/drivers/net/macsec.c
+++ b/drivers/net/macsec.c
@@ -3244,7 +3244,7 @@ static int macsec_newlink(struct net *net, struct net_device *dev,
&macsec_netdev_addr_lock_key,
macsec_get_nest_level(dev));
- err = netdev_upper_dev_link(real_dev, dev);
+ err = netdev_upper_dev_link(real_dev, dev, extack);
if (err < 0)
goto unregister;
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 1ffe77e95d46..858bd66511a2 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -1344,7 +1344,8 @@ static int macvlan_changelink_sources(struct macvlan_dev *vlan, u32 mode,
}
int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
- struct nlattr *tb[], struct nlattr *data[])
+ struct nlattr *tb[], struct nlattr *data[],
+ struct netlink_ext_ack *extack)
{
struct macvlan_dev *vlan = netdev_priv(dev);
struct macvlan_port *port;
@@ -1433,7 +1434,7 @@ int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
goto destroy_macvlan_port;
dev->priv_flags |= IFF_MACVLAN;
- err = netdev_upper_dev_link(lowerdev, dev);
+ err = netdev_upper_dev_link(lowerdev, dev, extack);
if (err)
goto unregister_netdev;
@@ -1456,7 +1457,7 @@ static int macvlan_newlink(struct net *src_net, struct net_device *dev,
struct nlattr *tb[], struct nlattr *data[],
struct netlink_ext_ack *extack)
{
- return macvlan_common_newlink(src_net, dev, tb, data);
+ return macvlan_common_newlink(src_net, dev, tb, data, extack);
}
void macvlan_dellink(struct net_device *dev, struct list_head *head)
diff --git a/drivers/net/macvtap.c b/drivers/net/macvtap.c
index c2d0ea2fb019..f62aea2fcfa9 100644
--- a/drivers/net/macvtap.c
+++ b/drivers/net/macvtap.c
@@ -105,7 +105,7 @@ static int macvtap_newlink(struct net *src_net, struct net_device *dev,
/* Don't put anything that may fail after macvlan_common_newlink
* because we can't undo what it does.
*/
- err = macvlan_common_newlink(src_net, dev, tb, data);
+ err = macvlan_common_newlink(src_net, dev, tb, data, extack);
if (err) {
netdev_rx_handler_unregister(dev);
return err;
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 4359d45aa131..a468439969df 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1112,7 +1112,7 @@ static int team_upper_dev_link(struct team *team, struct team_port *port)
lag_upper_info.tx_type = team->mode->lag_tx_type;
err = netdev_master_upper_dev_link(port->dev, team->dev, NULL,
- &lag_upper_info);
+ &lag_upper_info, NULL);
if (err)
return err;
port->dev->priv_flags |= IFF_TEAM_PORT;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index 8c3733608271..db7279d5b250 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -221,7 +221,7 @@ static int qmimux_register_device(struct net_device *real_dev, u8 mux_id)
/* Account for reference in struct qmimux_priv_priv */
dev_hold(real_dev);
- err = netdev_upper_dev_link(real_dev, new_dev);
+ err = netdev_upper_dev_link(real_dev, new_dev, NULL);
if (err)
goto out_unregister_netdev;
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index 4a082ef53533..77d0655a0250 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -764,7 +764,8 @@ static void cycle_netdev(struct net_device *dev)
}
}
-static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
+static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev,
+ struct netlink_ext_ack *extack)
{
int ret;
@@ -775,7 +776,7 @@ static int do_vrf_add_slave(struct net_device *dev, struct net_device *port_dev)
return -EOPNOTSUPP;
port_dev->priv_flags |= IFF_L3MDEV_SLAVE;
- ret = netdev_master_upper_dev_link(port_dev, dev, NULL, NULL);
+ ret = netdev_master_upper_dev_link(port_dev, dev, NULL, NULL, extack);
if (ret < 0)
goto err;
@@ -794,7 +795,7 @@ static int vrf_add_slave(struct net_device *dev, struct net_device *port_dev,
if (netif_is_l3_master(port_dev) || netif_is_l3_slave(port_dev))
return -EINVAL;
- return do_vrf_add_slave(dev, port_dev);
+ return do_vrf_add_slave(dev, port_dev, extack);
}
/* inverse of do_vrf_add_slave */
diff --git a/include/linux/if_macvlan.h b/include/linux/if_macvlan.h
index c9ec1343d187..10e319f41fb1 100644
--- a/include/linux/if_macvlan.h
+++ b/include/linux/if_macvlan.h
@@ -72,7 +72,8 @@ static inline void macvlan_count_rx(const struct macvlan_dev *vlan,
extern void macvlan_common_setup(struct net_device *dev);
extern int macvlan_common_newlink(struct net *src_net, struct net_device *dev,
- struct nlattr *tb[], struct nlattr *data[]);
+ struct nlattr *tb[], struct nlattr *data[],
+ struct netlink_ext_ack *extack);
extern void macvlan_count_rx(const struct macvlan_dev *vlan,
unsigned int len, bool success,
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 368a5064a487..31bb3010c69b 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3919,10 +3919,12 @@ void *netdev_adjacent_get_private(struct list_head *adj_list);
void *netdev_lower_get_first_private_rcu(struct net_device *dev);
struct net_device *netdev_master_upper_dev_get(struct net_device *dev);
struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev);
-int netdev_upper_dev_link(struct net_device *dev, struct net_device *upper_dev);
+int netdev_upper_dev_link(struct net_device *dev, struct net_device *upper_dev,
+ struct netlink_ext_ack *extack);
int netdev_master_upper_dev_link(struct net_device *dev,
struct net_device *upper_dev,
- void *upper_priv, void *upper_info);
+ void *upper_priv, void *upper_info,
+ struct netlink_ext_ack *extack);
void netdev_upper_dev_unlink(struct net_device *dev,
struct net_device *upper_dev);
void netdev_adjacent_rename_links(struct net_device *dev, char *oldname);
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 9649579b5b9f..71c3e045505b 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -138,7 +138,7 @@ int vlan_check_real_dev(struct net_device *real_dev,
return 0;
}
-int register_vlan_dev(struct net_device *dev)
+int register_vlan_dev(struct net_device *dev, struct netlink_ext_ack *extack)
{
struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
struct net_device *real_dev = vlan->real_dev;
@@ -174,7 +174,7 @@ int register_vlan_dev(struct net_device *dev)
if (err < 0)
goto out_uninit_mvrp;
- err = netdev_upper_dev_link(real_dev, dev);
+ err = netdev_upper_dev_link(real_dev, dev, extack);
if (err)
goto out_unregister_netdev;
@@ -270,7 +270,7 @@ static int register_vlan_device(struct net_device *real_dev, u16 vlan_id)
vlan->flags = VLAN_FLAG_REORDER_HDR;
new_dev->rtnl_link_ops = &vlan_link_ops;
- err = register_vlan_dev(new_dev);
+ err = register_vlan_dev(new_dev, NULL);
if (err < 0)
goto out_free_newdev;
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index df8bd65dd370..94f8eed9f9b3 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -107,7 +107,7 @@ void vlan_dev_get_realdev_name(const struct net_device *dev, char *result);
int vlan_check_real_dev(struct net_device *real_dev,
__be16 protocol, u16 vlan_id);
void vlan_setup(struct net_device *dev);
-int register_vlan_dev(struct net_device *dev);
+int register_vlan_dev(struct net_device *dev, struct netlink_ext_ack *extack);
void unregister_vlan_dev(struct net_device *dev, struct list_head *head);
bool vlan_dev_inherit_address(struct net_device *dev,
struct net_device *real_dev);
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index 5e831de3103e..6e7c5a6a7930 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -160,7 +160,7 @@ static int vlan_newlink(struct net *src_net, struct net_device *dev,
if (err < 0)
return err;
- return register_vlan_dev(dev);
+ return register_vlan_dev(dev, extack);
}
static inline size_t vlan_qos_map_size(unsigned int n)
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index e348f76ea8c1..f7b413b9297e 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -738,7 +738,7 @@ int batadv_hardif_enable_interface(struct batadv_hard_iface *hard_iface,
bat_priv = netdev_priv(hard_iface->soft_iface);
ret = netdev_master_upper_dev_link(hard_iface->net_dev,
- soft_iface, NULL, NULL);
+ soft_iface, NULL, NULL, NULL);
if (ret)
goto err_dev;
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index f3aef22931ab..0a3fd727048d 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -540,7 +540,7 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
dev->priv_flags |= IFF_BRIDGE_PORT;
- err = netdev_master_upper_dev_link(dev, br->dev, NULL, NULL);
+ err = netdev_master_upper_dev_link(dev, br->dev, NULL, NULL, NULL);
if (err)
goto err5;
diff --git a/net/core/dev.c b/net/core/dev.c
index dbeeefebfbb7..b417b76ff8fc 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -6276,11 +6276,13 @@ static void __netdev_adjacent_dev_unlink_neighbour(struct net_device *dev,
static int __netdev_upper_dev_link(struct net_device *dev,
struct net_device *upper_dev, bool master,
- void *upper_priv, void *upper_info)
+ void *upper_priv, void *upper_info,
+ struct netlink_ext_ack *extack)
{
struct netdev_notifier_changeupper_info changeupper_info = {
.info = {
.dev = dev,
+ .extack = extack,
},
.upper_dev = upper_dev,
.master = master,
@@ -6340,9 +6342,11 @@ static int __netdev_upper_dev_link(struct net_device *dev,
* returns zero.
*/
int netdev_upper_dev_link(struct net_device *dev,
- struct net_device *upper_dev)
+ struct net_device *upper_dev,
+ struct netlink_ext_ack *extack)
{
- return __netdev_upper_dev_link(dev, upper_dev, false, NULL, NULL);
+ return __netdev_upper_dev_link(dev, upper_dev, false,
+ NULL, NULL, extack);
}
EXPORT_SYMBOL(netdev_upper_dev_link);
@@ -6361,10 +6365,11 @@ EXPORT_SYMBOL(netdev_upper_dev_link);
*/
int netdev_master_upper_dev_link(struct net_device *dev,
struct net_device *upper_dev,
- void *upper_priv, void *upper_info)
+ void *upper_priv, void *upper_info,
+ struct netlink_ext_ack *extack)
{
return __netdev_upper_dev_link(dev, upper_dev, true,
- upper_priv, upper_info);
+ upper_priv, upper_info, extack);
}
EXPORT_SYMBOL(netdev_master_upper_dev_link);
diff --git a/net/openvswitch/vport-netdev.c b/net/openvswitch/vport-netdev.c
index 0389398fa4ab..2e5e7a41d8ef 100644
--- a/net/openvswitch/vport-netdev.c
+++ b/net/openvswitch/vport-netdev.c
@@ -108,7 +108,8 @@ struct vport *ovs_netdev_link(struct vport *vport, const char *name)
rtnl_lock();
err = netdev_master_upper_dev_link(vport->dev,
- get_dpdev(vport->dp), NULL, NULL);
+ get_dpdev(vport->dp),
+ NULL, NULL, NULL);
if (err)
goto error_unlock;
--
2.1.4
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