ceph_assert(ret == ruleno);
ret = c->set_rule_step(ruleno, 0, CRUSH_RULE_SET_CHOOSELEAF_TRIES, 10, 0);
ceph_assert(ret == 0);
ceph_assert(ret == ruleno);
ret = c->set_rule_step(ruleno, 0, CRUSH_RULE_SET_CHOOSELEAF_TRIES, 10, 0);
ceph_assert(ret == 0);