[PATCH net-next 07/11] mlxsw: Flip to the new dev walk API
From: David Ahern <hidden>
Date: 2016-10-12 20:52:16
Also in:
intel-wired-lan, linux-rdma
Subsystem:
mellanox ethernet switch drivers, networking drivers, the rest · Maintainers:
Ido Schimmel, Petr Machata, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
Convert mlxsw users to new dev walk API. This is just a move to the new API; no functional change is intended. Signed-off-by: David Ahern <redacted> --- drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 37 ++++++++++++++++---------- 1 file changed, 23 insertions(+), 14 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index 1ec0a4ce3c46..1d5434ff02bb 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c@@ -3090,19 +3090,30 @@ static bool mlxsw_sp_port_dev_check(const struct net_device *dev) return dev->netdev_ops == &mlxsw_sp_port_netdev_ops; } +static int mlxsw_lower_dev_walk(struct net_device *lower_dev, void *data) +{ + struct mlxsw_sp_port **port = data; + int ret = 0; + + if (mlxsw_sp_port_dev_check(lower_dev)) { + *port = netdev_priv(lower_dev); + ret = 1; + } + + return ret; +} + static struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find(struct net_device *dev) { - struct net_device *lower_dev; - struct list_head *iter; + struct mlxsw_sp_port *port; if (mlxsw_sp_port_dev_check(dev)) return netdev_priv(dev); - netdev_for_each_all_lower_dev(dev, lower_dev, iter) { - if (mlxsw_sp_port_dev_check(lower_dev)) - return netdev_priv(lower_dev); - } - return NULL; + port = NULL; + netdev_walk_all_lower_dev(dev, mlxsw_lower_dev_walk, &port); + + return port; } static struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev)
@@ -3115,17 +3126,15 @@ static struct mlxsw_sp *mlxsw_sp_lower_get(struct net_device *dev) static struct mlxsw_sp_port *mlxsw_sp_port_dev_lower_find_rcu(struct net_device *dev) { - struct net_device *lower_dev; - struct list_head *iter; + struct mlxsw_sp_port *port; if (mlxsw_sp_port_dev_check(dev)) return netdev_priv(dev); - netdev_for_each_all_lower_dev_rcu(dev, lower_dev, iter) { - if (mlxsw_sp_port_dev_check(lower_dev)) - return netdev_priv(lower_dev); - } - return NULL; + port = NULL; + netdev_walk_all_lower_dev_rcu(dev, mlxsw_lower_dev_walk, &port); + + return port; } struct mlxsw_sp_port *mlxsw_sp_port_lower_dev_hold(struct net_device *dev)
--
2.1.4