fix waiting condition

This commit is contained in:
chrislu 2023-09-23 12:28:02 -07:00
parent 322af1fc04
commit c43238b30a

View file

@ -65,7 +65,7 @@ func (lt *LockTable[T]) AcquireLock(intention string, key T, lockType LockType)
// If the lock is held exclusively, wait
entry.mu.Lock()
if len(entry.waiters) > 0 || lockType == ExclusiveLock {
if len(entry.waiters) > 0 || lockType == ExclusiveLock || entry.activeExclusiveLockOwnerCount > 0 {
if glog.V(4) {
fmt.Printf("ActiveLock %d %s wait for %+v type=%v with waiters %d active r%d w%d.\n", lock.ID, lock.intention, key, lockType, len(entry.waiters), entry.activeSharedLockOwnerCount, entry.activeExclusiveLockOwnerCount)
if len(entry.waiters) > 0 {