MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP
if (zone_alloc->flags & MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP) {
if (!(zones->flags & MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP))
qp_table->zones = mlx4_zone_allocator_create(MLX4_ZONE_ALLOC_FLAGS_NO_OVERLAP);