CONNCOUNT_SLOTS
hash = jhash2(key, data->keylen, data->initval) % CONNCOUNT_SLOTS;
data->gc_tree = find_first_bit(data->pending_trees, CONNCOUNT_SLOTS);
tree = data->gc_tree % CONNCOUNT_SLOTS;
next_tree = (tree + 1) % CONNCOUNT_SLOTS;
next_tree = find_next_bit(data->pending_trees, CONNCOUNT_SLOTS, next_tree);
if (next_tree < CONNCOUNT_SLOTS) {
struct nf_conncount_root root[CONNCOUNT_SLOTS];
unsigned long pending_trees[BITS_TO_LONGS(CONNCOUNT_SLOTS)];