vdo_claim_pbn_lock_increment
if (lock->verified && !vdo_claim_pbn_lock_increment(lock->duplicate_lock)) {
if (!vdo_claim_pbn_lock_increment(lock->duplicate_lock)) {
claimed = vdo_claim_pbn_lock_increment(pbn_lock);
if (!has_claim && !vdo_claim_pbn_lock_increment(lock->duplicate_lock)) {
bool __must_check vdo_claim_pbn_lock_increment(struct pbn_lock *lock);