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Commit 2fd527b7 authored by Petr Machata's avatar Petr Machata Committed by David S. Miller
Browse files

net: ndo_bridge_setlink: Add extack



Drivers may not be able to implement a VLAN addition or reconfiguration.
In those cases it's desirable to explain to the user that it was
rejected (and why).

To that end, add extack argument to ndo_bridge_setlink. Adapt all users
to that change.

Following patches will use the new argument in the bridge driver.
Signed-off-by: default avatarPetr Machata <petrm@mellanox.com>
Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Reviewed-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 351cbde9
......@@ -9618,7 +9618,7 @@ static int bnxt_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
}
static int bnxt_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh,
u16 flags)
u16 flags, struct netlink_ext_ack *extack)
{
struct bnxt *bp = netdev_priv(dev);
struct nlattr *attr, *br_spec;
......
......@@ -4955,7 +4955,7 @@ fw_exit:
}
static int be_ndo_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh,
u16 flags)
u16 flags, struct netlink_ext_ack *extack)
{
struct be_adapter *adapter = netdev_priv(dev);
struct nlattr *attr, *br_spec;
......
......@@ -11685,6 +11685,7 @@ static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
* @dev: the netdev being configured
* @nlh: RTNL message
* @flags: bridge flags
* @extack: netlink extended ack
*
* Inserts a new hardware bridge if not already created and
* enables the bridging mode requested (VEB or VEPA). If the
......@@ -11697,7 +11698,8 @@ static int i40e_ndo_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
**/
static int i40e_ndo_bridge_setlink(struct net_device *dev,
struct nlmsghdr *nlh,
u16 flags)
u16 flags,
struct netlink_ext_ack *extack)
{
struct i40e_netdev_priv *np = netdev_priv(dev);
struct i40e_vsi *vsi = np->vsi;
......
......@@ -3624,6 +3624,7 @@ static int ice_vsi_update_bridge_mode(struct ice_vsi *vsi, u16 bmode)
* @dev: the netdev being configured
* @nlh: RTNL message
* @flags: bridge setlink flags
* @extack: netlink extended ack
*
* Sets the bridge mode (VEB/VEPA) of the switch to which the netdev (VSI) is
* hooked up to. Iterates through the PF VSI list and sets the loopback mode (if
......@@ -3632,7 +3633,7 @@ static int ice_vsi_update_bridge_mode(struct ice_vsi *vsi, u16 bmode)
*/
static int
ice_bridge_setlink(struct net_device *dev, struct nlmsghdr *nlh,
u16 __always_unused flags)
u16 __always_unused flags, struct netlink_ext_ack *extack)
{
struct ice_netdev_priv *np = netdev_priv(dev);
struct ice_pf *pf = np->vsi->back;
......
......@@ -9979,7 +9979,8 @@ static int ixgbe_configure_bridge_mode(struct ixgbe_adapter *adapter,
}
static int ixgbe_ndo_bridge_setlink(struct net_device *dev,
struct nlmsghdr *nlh, u16 flags)
struct nlmsghdr *nlh, u16 flags,
struct netlink_ext_ack *extack)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
struct nlattr *attr, *br_spec;
......
......@@ -1165,7 +1165,7 @@ struct dev_ifalias {
* entries to skb and update idx with the number of entries.
*
* int (*ndo_bridge_setlink)(struct net_device *dev, struct nlmsghdr *nlh,
* u16 flags)
* u16 flags, struct netlink_ext_ack *extack)
* int (*ndo_bridge_getlink)(struct sk_buff *skb, u32 pid, u32 seq,
* struct net_device *dev, u32 filter_mask,
* int nlflags)
......@@ -1390,7 +1390,8 @@ struct net_device_ops {
int (*ndo_bridge_setlink)(struct net_device *dev,
struct nlmsghdr *nlh,
u16 flags);
u16 flags,
struct netlink_ext_ack *extack);
int (*ndo_bridge_getlink)(struct sk_buff *skb,
u32 pid, u32 seq,
struct net_device *dev,
......
......@@ -850,7 +850,8 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
}
/* Change state and parameters on port. */
int br_setlink(struct net_device *dev, struct nlmsghdr *nlh, u16 flags)
int br_setlink(struct net_device *dev, struct nlmsghdr *nlh, u16 flags,
struct netlink_ext_ack *extack)
{
struct net_bridge *br = (struct net_bridge *)netdev_priv(dev);
struct nlattr *tb[IFLA_BRPORT_MAX + 1];
......
......@@ -1138,7 +1138,8 @@ int br_netlink_init(void);
void br_netlink_fini(void);
void br_ifinfo_notify(int event, const struct net_bridge *br,
const struct net_bridge_port *port);
int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags);
int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags,
struct netlink_ext_ack *extack);
int br_dellink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags);
int br_getlink(struct sk_buff *skb, u32 pid, u32 seq, struct net_device *dev,
u32 filter_mask, int nlflags);
......
......@@ -4332,7 +4332,8 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh,
goto out;
}
err = br_dev->netdev_ops->ndo_bridge_setlink(dev, nlh, flags);
err = br_dev->netdev_ops->ndo_bridge_setlink(dev, nlh, flags,
extack);
if (err)
goto out;
......@@ -4344,7 +4345,8 @@ static int rtnl_bridge_setlink(struct sk_buff *skb, struct nlmsghdr *nlh,
err = -EOPNOTSUPP;
else
err = dev->netdev_ops->ndo_bridge_setlink(dev, nlh,
flags);
flags,
extack);
if (!err) {
flags &= ~BRIDGE_FLAGS_SELF;
......
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