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authorPetr Machata <petrm@mellanox.com>2018-12-12 18:02:56 +0100
committerDavid S. Miller <davem@davemloft.net>2018-12-13 01:34:22 +0100
commit6921351359395a6c6ac72cd275a8393f399cecc7 (patch)
tree980ee7e316a654327c1824e914e541c2c9a69fc5
parentnet: switchdev: Add extack to struct switchdev_notifier_info (diff)
downloadlinux-6921351359395a6c6ac72cd275a8393f399cecc7.tar.xz
linux-6921351359395a6c6ac72cd275a8393f399cecc7.zip
net: switchdev: Add extack to switchdev_handle_port_obj_add() callback
Drivers use switchdev_handle_port_obj_add() to handle recursive descent through lower devices. Change this function prototype to take add_cb that itself takes an extack argument. Decode extack from switchdev_notifier_port_obj_info and pass it to add_cb. Update mlxsw and ocelot drivers which use this helper. Signed-off-by: Petr Machata <petrm@mellanox.com> Acked-by: Jiri Pirko <jiri@mellanox.com> Acked-by: Ivan Vecera <ivecera@redhat.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c3
-rw-r--r--drivers/net/ethernet/mscc/ocelot.c3
-rw-r--r--include/net/switchdev.h6
-rw-r--r--net/switchdev/switchdev.c12
4 files changed, 17 insertions, 7 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 5ad1fcebf788..4b9292289256 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1777,7 +1777,8 @@ static void mlxsw_sp_span_respin_schedule(struct mlxsw_sp *mlxsw_sp)
static int mlxsw_sp_port_obj_add(struct net_device *dev,
const struct switchdev_obj *obj,
- struct switchdev_trans *trans)
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack)
{
struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
const struct switchdev_obj_port_vlan *vlan;
diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c
index 7f8da8873a96..ea3eec263875 100644
--- a/drivers/net/ethernet/mscc/ocelot.c
+++ b/drivers/net/ethernet/mscc/ocelot.c
@@ -1293,7 +1293,8 @@ static int ocelot_port_obj_del_mdb(struct net_device *dev,
static int ocelot_port_obj_add(struct net_device *dev,
const struct switchdev_obj *obj,
- struct switchdev_trans *trans)
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack)
{
int ret = 0;
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 4facfa6775e8..a7fdab5ee6c3 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -215,7 +215,8 @@ int switchdev_handle_port_obj_add(struct net_device *dev,
bool (*check_cb)(const struct net_device *dev),
int (*add_cb)(struct net_device *dev,
const struct switchdev_obj *obj,
- struct switchdev_trans *trans));
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack));
int switchdev_handle_port_obj_del(struct net_device *dev,
struct switchdev_notifier_port_obj_info *port_obj_info,
bool (*check_cb)(const struct net_device *dev),
@@ -304,7 +305,8 @@ switchdev_handle_port_obj_add(struct net_device *dev,
bool (*check_cb)(const struct net_device *dev),
int (*add_cb)(struct net_device *dev,
const struct switchdev_obj *obj,
- struct switchdev_trans *trans))
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack))
{
return 0;
}
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index aa84acfb6632..5df9d1138ac9 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -616,16 +616,21 @@ static int __switchdev_handle_port_obj_add(struct net_device *dev,
bool (*check_cb)(const struct net_device *dev),
int (*add_cb)(struct net_device *dev,
const struct switchdev_obj *obj,
- struct switchdev_trans *trans))
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack))
{
+ struct netlink_ext_ack *extack;
struct net_device *lower_dev;
struct list_head *iter;
int err = -EOPNOTSUPP;
+ extack = switchdev_notifier_info_to_extack(&port_obj_info->info);
+
if (check_cb(dev)) {
/* This flag is only checked if the return value is success. */
port_obj_info->handled = true;
- return add_cb(dev, port_obj_info->obj, port_obj_info->trans);
+ return add_cb(dev, port_obj_info->obj, port_obj_info->trans,
+ extack);
}
/* Switch ports might be stacked under e.g. a LAG. Ignore the
@@ -650,7 +655,8 @@ int switchdev_handle_port_obj_add(struct net_device *dev,
bool (*check_cb)(const struct net_device *dev),
int (*add_cb)(struct net_device *dev,
const struct switchdev_obj *obj,
- struct switchdev_trans *trans))
+ struct switchdev_trans *trans,
+ struct netlink_ext_ack *extack))
{
int err;