when:
        workerLeaseService.withLocks([lock1, lock2]) {
            assert lock1.lockedState
            assert lock2.lockedState
            workerLeaseService.withoutLocks([lock1, lock2], runnable {
                assert !lock1.lockedState
                assert !lock2.lockedState
                assert !lock1.doIsLockedByCurrentThread()
                assert !lock2.doIsLockedByCurrentThread()

    }

    def "lock manager is notified while holding an exclusive lock when another lock manager in same process requires lock with mode #lockMode"() {
        given:
        def file = tmpDir.file("lock-file.bin")
        def action = Mock(Consumer)

        def lock = createLock(Exclusive, file, manager, action)

        when:
        def lock2 = createLock(lockMode, file, manager2)

        then:

	"k8s.io/apimachinery/pkg/util/wait"
)

type locker struct {
	lock16 *os.File
	lock14 *net.UnixListener
}

func (l *locker) Close() error {
	errList := []error{}
	if l.lock16 != nil {
		if err := l.lock16.Close(); err != nil {
			errList = append(errList, err)
		}
	}
	if l.lock14 != nil {
		if err := l.lock14.Close(); err != nil {
			errList = append(errList, err)
		}
	}

// has reached zero, i.e when all the readers have given up their locks.
type RLockedFile struct {
	*LockedFile
	mutex sync.Mutex
	refs  int // Holds read lock refs.
}

// IsClosed - Check if the rlocked file is already closed.
func (r *RLockedFile) IsClosed() bool {
	r.mutex.Lock()
	defer r.mutex.Unlock()
	return r.refs == 0
}

// IncLockRef - is used by called to indicate lock refs.
func (r *RLockedFile) IncLockRef() {

import okhttp3.internal.http2.Http2Stream
import okhttp3.internal.http2.Http2Writer

/**
 * Centralisation of central locks according to docs/contribute/concurrency.md
 */
internal object Locks {
  inline fun <T> Dispatcher.withLock(action: () -> T): T {
    contract { callsInPlace(action, InvocationKind.EXACTLY_ONCE) }
    return lock.withLock(action)
  }

  inline fun <T> RealConnection.withLock(action: () -> T): T {

        and:
        def lockA = sharedResourceLeaseRegistry.getResourceLock('resource-a')
        def lockB = sharedResourceLeaseRegistry.getResourceLock('resource-b')

        when:
        coordinationService.withStateLock(lock(lockA))
        coordinationService.withStateLock(lock(lockB))

        then:
        lockIsHeld(lockA)
        lockIsHeld(lockB)

        when:

		dst.Code = dsync.RespErr
		dst.Err = err.Error()
	}
	return dst, nil
}

const (
	// Lock maintenance interval.
	lockMaintenanceInterval = 1 * time.Minute

	// Lock validity duration
	lockValidityDuration = 1 * time.Minute
)

// lockMaintenance loops over all locks and discards locks
// that have not been refreshed for some time.
func lockMaintenance(ctx context.Context) {

		for {
			select {
			case <-ctx.Done():
				return
			case <-lkctx.Context().Done():
				// The context of the lock is canceled, this can happen
				// if one lock lost quorum due to cluster instability
				// in that case, try to lock again.
				break keepLock
			case ld.lockContext <- lkctx:
				// Send the lock context to anyone asking for it
			}
		}
	}
}

apiVersion: release-notes/v2
kind: bug-fix
area: traffic-management
releaseNotes:
  - |

)

func mutexContended(l *mutex) bool {
	return false
}

func lock(l *mutex) {
	lockWithRank(l, getLockRank(l))
}

func lock2(l *mutex) {
	if l.key == mutex_locked {
		// wasm is single-threaded so we should never
		// observe this.
		throw("self deadlock")
	}
	gp := getg()
	if gp.m.locks < 0 {
		throw("lock count")
	}
	gp.m.locks++
	l.key = mutex_locked
}

func unlock(l *mutex) {