diff options
| author | Jiri Pirko <jiri@nvidia.com> | 2023-01-27 16:50:42 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-01-30 08:37:46 +0000 |
| commit | fb8421a94c5613fee86e192bab0892ecb1d56e4c (patch) | |
| tree | b28cedef2ff2c2836ebd79b7b2a67f92f854bb6e /drivers/net/ethernet/mellanox | |
| parent | a131315a47bbb5e89a3330cac69fe6ab4836f762 (diff) | |
devlink: remove devlink features
Devlink features were introduced to disallow devlink reload calls of
userspace before the devlink was fully initialized. The reason for this
workaround was the fact that devlink reload was originally called
without devlink instance lock held.
However, with recent changes that converted devlink reload to be
performed under devlink instance lock, this is redundant so remove
devlink features entirely.
Note that mlx5 used this to enable devlink reload conditionally only
when device didn't act as multi port slave. Move the multi port check
into mlx5_devlink_reload_down() callback alongside with the other
checks preventing the device from reload in certain states.
Signed-off-by: Jiri Pirko <jiri@nvidia.com>
Reviewed-by: Jacob Keller <jacob.e.keller@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/main.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/devlink.c | 9 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/core.c | 1 |
3 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index 6152f77dcfd8..277738c50c56 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -4031,7 +4031,6 @@ static int mlx4_init_one(struct pci_dev *pdev, const struct pci_device_id *id) goto err_params_unregister; pci_save_state(pdev); - devlink_set_features(devlink, DEVLINK_F_RELOAD); devl_unlock(devlink); devlink_register(devlink); return 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c index 95a69544a685..63fb7912b032 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/devlink.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/devlink.c @@ -156,6 +156,11 @@ static int mlx5_devlink_reload_down(struct devlink *devlink, bool netns_change, return -EOPNOTSUPP; } + if (mlx5_core_is_mp_slave(dev)) { + NL_SET_ERR_MSG_MOD(extack, "reload is unsupported for multi port slave"); + return -EOPNOTSUPP; + } + if (pci_num_vf(pdev)) { NL_SET_ERR_MSG_MOD(extack, "reload while VFs are present is unfavorable"); } @@ -744,7 +749,6 @@ void mlx5_devlink_traps_unregister(struct devlink *devlink) int mlx5_devlink_params_register(struct devlink *devlink) { - struct mlx5_core_dev *dev = devlink_priv(devlink); int err; err = devl_params_register(devlink, mlx5_devlink_params, @@ -762,9 +766,6 @@ int mlx5_devlink_params_register(struct devlink *devlink) if (err) goto max_uc_list_err; - if (!mlx5_core_is_mp_slave(dev)) - devlink_set_features(devlink, DEVLINK_F_RELOAD); - return 0; max_uc_list_err: diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index f8623e8388c8..42422a106433 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -2285,7 +2285,6 @@ __mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info, } if (!reload) { - devlink_set_features(devlink, DEVLINK_F_RELOAD); devl_unlock(devlink); devlink_register(devlink); } |