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net/mlx5: Remove MLX5E_LOCKED_FLOW flag

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The MLX5E_LOCKED_FLOW flag is not checked anywhere now so remove it
entirely.

Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Jiri Pirko 2023-01-18 16:21:07 +01:00 committed by Jakub Kicinski
parent ee75f1fc44
commit 65a20c2eb9
2 changed files with 2 additions and 16 deletions
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14
drivers/net/ethernet/mellanox/mlx5/core/dev.c
View File

@ -349,7 +349,6 @@ int mlx5_attach_device(struct mlx5_core_dev *dev)
devl_assert_locked(priv_to_devlink(dev));
mutex_lock(&mlx5_intf_mutex);
priv->flags &= ~MLX5_PRIV_FLAGS_DETACH;
priv->flags |= MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW;
for (i = 0; i < ARRAY_SIZE(mlx5_adev_devices); i++) {
if (!priv->adev[i]) {
bool is_supported = false;
@ -397,7 +396,6 @@ int mlx5_attach_device(struct mlx5_core_dev *dev)
break;
}
}
priv->flags &= ~MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW;
mutex_unlock(&mlx5_intf_mutex);
return ret;
}
@ -412,7 +410,6 @@ void mlx5_detach_device(struct mlx5_core_dev *dev)
devl_assert_locked(priv_to_devlink(dev));
mutex_lock(&mlx5_intf_mutex);
priv->flags |= MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW;
for (i = ARRAY_SIZE(mlx5_adev_devices) - 1; i >= 0; i--) {
if (!priv->adev[i])
continue;
@ -441,7 +438,6 @@ skip_suspend:
del_adev(&priv->adev[i]->adev);
priv->adev[i] = NULL;
}
priv->flags &= ~MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW;
priv->flags |= MLX5_PRIV_FLAGS_DETACH;
mutex_unlock(&mlx5_intf_mutex);
}
@ -540,22 +536,16 @@ del_adev:
int mlx5_rescan_drivers_locked(struct mlx5_core_dev *dev)
{
struct mlx5_priv *priv = &dev->priv;
int err = 0;
lockdep_assert_held(&mlx5_intf_mutex);
if (priv->flags & MLX5_PRIV_FLAGS_DETACH)
return 0;
priv->flags |= MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW;
delete_drivers(dev);
if (priv->flags & MLX5_PRIV_FLAGS_DISABLE_ALL_ADEV)
goto out;
return 0;
err = add_drivers(dev);
out:
priv->flags &= ~MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW;
return err;
return add_drivers(dev);
}
bool mlx5_same_hw_devs(struct mlx5_core_dev *dev, struct mlx5_core_dev *peer_dev)

4
include/linux/mlx5/driver.h
View File

@ -554,10 +554,6 @@ enum {
* creation/deletion on drivers rescan. Unset during device attach.
*/
MLX5_PRIV_FLAGS_DETACH = 1 << 2,
/* Distinguish between mlx5e_probe/remove called by module init/cleanup
* and called by other flows which can already hold devlink lock
*/
MLX5_PRIV_FLAGS_MLX5E_LOCKED_FLOW = 1 << 3,
};
struct mlx5_adev {