sync.RWMutex.readerCount (field)

5 uses

	sync (current package)
		rwmutex.go#L32: 	readerCount int32  // number of pending readers
		rwmutex.go#L61: 	if atomic.AddInt32(&rw.readerCount, 1) < 0 {
		rwmutex.go#L81: 	if r := atomic.AddInt32(&rw.readerCount, -1); r < 0 {
		rwmutex.go#L113: 	r := atomic.AddInt32(&rw.readerCount, -rwmutexMaxReaders) + rwmutexMaxReaders
		rwmutex.go#L139: 	r := atomic.AddInt32(&rw.readerCount, rwmutexMaxReaders)