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IB/mlx5: Fix congestion counters in LAG mode

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Congestion counters are counted and queried per physical function.
When working in LAG mode, CNP packets can be sent or received on both
of the functions, thus congestion counters should be aggregated from
the two physical functions.

Fixes: e1f24a79f4 ("IB/mlx5: Support congestion related counters")
Signed-off-by: Majd Dibbiny <majd@mellanox.com>
Reviewed-by: Aviv Heller <avivh@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Majd Dibbiny 2017-12-21 17:38:26 +02:00 • committed by Jason Gunthorpe
parent e3524b269e
commit 71a0ff65a2
5 changed files with 66 additions and 42 deletions
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4
include/linux/mlx5/driver.h
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@ -1164,6 +1164,10 @@ int mlx5_cmd_create_vport_lag(struct mlx5_core_dev *dev);
int mlx5_cmd_destroy_vport_lag(struct mlx5_core_dev *dev);
bool mlx5_lag_is_active(struct mlx5_core_dev *dev);
struct net_device *mlx5_lag_get_roce_netdev(struct mlx5_core_dev *dev);
int mlx5_lag_query_cong_counters(struct mlx5_core_dev *dev,
u64 *values,
int num_counters,
size_t *offsets);
struct mlx5_uars_page *mlx5_get_uars_page(struct mlx5_core_dev *mdev);
void mlx5_put_uars_page(struct mlx5_core_dev *mdev, struct mlx5_uars_page *up);