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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@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern 2017-10-04 17:48:47 -07:00 committed by David S. Miller
parent 33eaf2a6eb
commit 42ab19ee90
19 changed files with 44 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
drivers/net/bonding/bond_main.c
View File

@ -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;

2
drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
View File

@ -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;

2
drivers/net/hyperv/netvsc_drv.c
View File

@ -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",

2
drivers/net/ipvlan/ipvlan_main.c
View File

@ -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;
}

2
drivers/net/macsec.c
View File

@ -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;

7
drivers/net/macvlan.c
View File

@ -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)

2
drivers/net/macvtap.c
View File

@ -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;

2
drivers/net/team/team.c
View File

@ -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;

2
drivers/net/usb/qmi_wwan.c
View File

@ -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;

7
drivers/net/vrf.c
View File

@ -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 */

3
include/linux/if_macvlan.h
View File

@ -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,

6
include/linux/netdevice.h
View File

@ -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);

6
net/8021q/vlan.c
View File

@ -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;

2
net/8021q/vlan.h
View File

@ -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);

2
net/8021q/vlan_netlink.c
View File

@ -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)

2
net/batman-adv/hard-interface.c
View File

@ -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;

2
net/bridge/br_if.c
View File

@ -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;

15
net/core/dev.c
View File

@ -6277,11 +6277,13 @@ 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,
@ -6341,9 +6343,11 @@ rollback:
* 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);
@ -6362,10 +6366,11 @@ 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);

3
net/openvswitch/vport-netdev.c
View File

@ -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;