diff options
| author | Shay Drory <shayd@nvidia.com> | 2023-10-12 22:27:39 +0300 |
|---|---|---|
| committer | Saeed Mahameed <saeedm@nvidia.com> | 2023-10-14 20:16:30 +0300 |
| commit | e534552c92a44690e48593f9567fe689545ded73 (patch) | |
| tree | 2efe182a46b6a794486c80c814a3ab6e69da448d /drivers/net/ethernet/mellanox/mlx5/core/lib | |
| parent | 89d351c2241a1ec7415d9667eb5fa4af00c373ae (diff) | |
| download | linux-e534552c92a44690e48593f9567fe689545ded73.tar.xz | |
net/mlx5: Refactor LAG peer device lookout bus logic to mlx5 devcom
LAG peer device lookout bus logic required the usage of global lock,
mlx5_intf_mutex.
As part of the effort to remove this global lock, refactor LAG peer
device lookout to use mlx5 devcom layer.
Signed-off-by: Shay Drory <shayd@nvidia.com>
Reviewed-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/lib')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c | 14 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h | 4 |
2 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c index 89ac3209277e..f4d5c300ddd6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.c @@ -387,3 +387,17 @@ void *mlx5_devcom_get_next_peer_data_rcu(struct mlx5_devcom_comp_dev *devcom, *pos = tmp; return data; } + +void mlx5_devcom_comp_lock(struct mlx5_devcom_comp_dev *devcom) +{ + if (IS_ERR_OR_NULL(devcom)) + return; + down_write(&devcom->comp->sem); +} + +void mlx5_devcom_comp_unlock(struct mlx5_devcom_comp_dev *devcom) +{ + if (IS_ERR_OR_NULL(devcom)) + return; + up_write(&devcom->comp->sem); +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h index 8220d180e33c..f06529cc3c61 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/devcom.h @@ -9,6 +9,7 @@ enum mlx5_devcom_component { MLX5_DEVCOM_ESW_OFFLOADS, MLX5_DEVCOM_MPV, + MLX5_DEVCOM_HCA_PORTS, MLX5_DEVCOM_NUM_COMPONENTS, }; @@ -52,4 +53,7 @@ void *mlx5_devcom_get_next_peer_data_rcu(struct mlx5_devcom_comp_dev *devcom, data; \ data = mlx5_devcom_get_next_peer_data_rcu(devcom, &pos)) +void mlx5_devcom_comp_lock(struct mlx5_devcom_comp_dev *devcom); +void mlx5_devcom_comp_unlock(struct mlx5_devcom_comp_dev *devcom); + #endif /* __LIB_MLX5_DEVCOM_H__ */ |