diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lag.c | 55 |
1 files changed, 33 insertions, 22 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c index 0fbb239559f3..5f8b7f3735b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c @@ -691,30 +691,32 @@ static void mlx5_ldev_add_netdev(struct mlx5_lag *ldev, struct net_device *netdev) { unsigned int fn = PCI_FUNC(dev->pdev->devfn); + unsigned long flags; if (fn >= MLX5_MAX_PORTS) return; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev->pf[fn].netdev = netdev; ldev->tracker.netdev_state[fn].link_up = 0; ldev->tracker.netdev_state[fn].tx_enabled = 0; - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); } static void mlx5_ldev_remove_netdev(struct mlx5_lag *ldev, struct net_device *netdev) { + unsigned long flags; int i; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); for (i = 0; i < MLX5_MAX_PORTS; i++) { if (ldev->pf[i].netdev == netdev) { ldev->pf[i].netdev = NULL; break; } } - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); } static void mlx5_ldev_add_mdev(struct mlx5_lag *ldev, @@ -855,12 +857,13 @@ void mlx5_lag_add_netdev(struct mlx5_core_dev *dev, bool mlx5_lag_is_roce(struct mlx5_core_dev *dev) { struct mlx5_lag *ldev; + unsigned long flags; bool res; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); res = ldev && __mlx5_lag_is_roce(ldev); - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return res; } @@ -869,12 +872,13 @@ EXPORT_SYMBOL(mlx5_lag_is_roce); bool mlx5_lag_is_active(struct mlx5_core_dev *dev) { struct mlx5_lag *ldev; + unsigned long flags; bool res; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); res = ldev && __mlx5_lag_is_active(ldev); - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return res; } @@ -883,13 +887,14 @@ EXPORT_SYMBOL(mlx5_lag_is_active); bool mlx5_lag_is_master(struct mlx5_core_dev *dev) { struct mlx5_lag *ldev; + unsigned long flags; bool res; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); res = ldev && __mlx5_lag_is_active(ldev) && dev == ldev->pf[MLX5_LAG_P1].dev; - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return res; } @@ -898,12 +903,13 @@ EXPORT_SYMBOL(mlx5_lag_is_master); bool mlx5_lag_is_sriov(struct mlx5_core_dev *dev) { struct mlx5_lag *ldev; + unsigned long flags; bool res; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); res = ldev && __mlx5_lag_is_sriov(ldev); - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return res; } @@ -912,12 +918,13 @@ EXPORT_SYMBOL(mlx5_lag_is_sriov); bool mlx5_lag_is_shared_fdb(struct mlx5_core_dev *dev) { struct mlx5_lag *ldev; + unsigned long flags; bool res; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); res = ldev && __mlx5_lag_is_sriov(ldev) && ldev->shared_fdb; - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return res; } @@ -965,8 +972,9 @@ struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev) { struct net_device *ndev = NULL; struct mlx5_lag *ldev; + unsigned long flags; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); if (!(ldev && __mlx5_lag_is_roce(ldev))) @@ -983,7 +991,7 @@ struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev) dev_hold(ndev); unlock: - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return ndev; } @@ -993,9 +1001,10 @@ u8 mlx5_lag_get_slave_port(struct mlx5_core_dev *dev, struct net_device *slave) { struct mlx5_lag *ldev; + unsigned long flags; u8 port = 0; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); if (!(ldev && __mlx5_lag_is_roce(ldev))) goto unlock; @@ -1008,7 +1017,7 @@ u8 mlx5_lag_get_slave_port(struct mlx5_core_dev *dev, port = ldev->v2p_map[port]; unlock: - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return port; } EXPORT_SYMBOL(mlx5_lag_get_slave_port); @@ -1017,8 +1026,9 @@ struct mlx5_core_dev *mlx5_lag_get_peer_mdev(struct mlx5_core_dev *dev) { struct mlx5_core_dev *peer_dev = NULL; struct mlx5_lag *ldev; + unsigned long flags; - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); if (!ldev) goto unlock; @@ -1028,7 +1038,7 @@ struct mlx5_core_dev *mlx5_lag_get_peer_mdev(struct mlx5_core_dev *dev) ldev->pf[MLX5_LAG_P1].dev; unlock: - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); return peer_dev; } EXPORT_SYMBOL(mlx5_lag_get_peer_mdev); @@ -1041,6 +1051,7 @@ int mlx5_lag_query_cong_counters(struct mlx5_core_dev *dev, int outlen = MLX5_ST_SZ_BYTES(query_cong_statistics_out); struct mlx5_core_dev *mdev[MLX5_MAX_PORTS]; struct mlx5_lag *ldev; + unsigned long flags; int num_ports; int ret, i, j; void *out; @@ -1051,7 +1062,7 @@ int mlx5_lag_query_cong_counters(struct mlx5_core_dev *dev, memset(values, 0, sizeof(*values) * num_counters); - spin_lock(&lag_lock); + spin_lock_irqsave(&lag_lock, flags); ldev = mlx5_lag_dev(dev); if (ldev && __mlx5_lag_is_active(ldev)) { num_ports = MLX5_MAX_PORTS; @@ -1061,7 +1072,7 @@ int mlx5_lag_query_cong_counters(struct mlx5_core_dev *dev, num_ports = 1; mdev[MLX5_LAG_P1] = dev; } - spin_unlock(&lag_lock); + spin_unlock_irqrestore(&lag_lock, flags); for (i = 0; i < num_ports; ++i) { u32 in[MLX5_ST_SZ_DW(query_cong_statistics_in)] = {}; |