unlock_block
void unlock_block(struct dm_btree_info *info, struct dm_block *b);
unlock_block(s->info, s->nodes[i]);
unlock_block(s->info, s->nodes[0]);
unlock_block(s->info, s->nodes[s->count]);
unlock_block(s->info, s->nodes[i]);
unlock_block(s->info, s->nodes[0]);
unlock_block(c->info, c->nodes[c->depth].b);
unlock_block(info, b);
unlock_block(s->info, right);
unlock_block(s->info, right);
unlock_block(s->info, left);
unlock_block(s->info, left);
unlock_block(s->info, middle);
unlock_block(s->info, right);
unlock_block(s->info, middle);
unlock_block(s->info, right);
unlock_block(s->info, left);
unlock_block(s->info, right);
unlock_block(s->info, left);
unlock_block(s->info, middle);
unlock_block(s->info, left);
unlock_block(s->info, left);
unlock_block(s->info, right);
unlock_block(s->info, s->nodes[1]);
unlock_block(s->info, sib);
unlock_block(s->info, sib);
unlock_block(s->info, s->nodes[1]);
unlock_block(info, block);