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-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/fs_core.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
index 6e20cbb4656a..1b7a1cde097c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1173,6 +1173,7 @@ mlx5_create_lag_demux_flow_table(struct mlx5_flow_namespace *ns,
}
EXPORT_SYMBOL(mlx5_create_lag_demux_flow_table);
+#define MAX_FLOW_GROUP_SIZE BIT(24)
struct mlx5_flow_table*
mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
struct mlx5_flow_table_attr *ft_attr)
@@ -1192,6 +1193,10 @@ mlx5_create_auto_grouped_flow_table(struct mlx5_flow_namespace *ns,
if (num_reserved_entries > ft->max_fte)
goto err_validate;
+ /* Align the number of groups according to the largest group size */
+ if (autogroups_max_fte / (max_num_groups + 1) > MAX_FLOW_GROUP_SIZE)
+ max_num_groups = (autogroups_max_fte / MAX_FLOW_GROUP_SIZE) - 1;
+
ft->autogroup.active = true;
ft->autogroup.required_groups = max_num_groups;
ft->autogroup.max_fte = autogroups_max_fte;