* @min_nr_alloc_buckets: the minimum number of allocated buckets.
* (must be power of two)
* @max_nr_buckets: the maximum number of hash table buckets allowed.
* @min_nr_alloc_buckets: the minimum number of allocated buckets.
* (must be power of two)
* @max_nr_buckets: the maximum number of hash table buckets allowed.