func (m *monitor) release(mode byte) {
id := debug.GoroutineID()
for i := m.holders.Back(); i != nil; i = i.Prev() {
if info := i.Value.(*lockUsage); info.goid == id && info.mode == mode {
m.holders.Remove(i)
break
}
}
}
func (m *monitor) wait(mode byte) *lockUsage {
globalMutex.Lock()
defer globalMutex.Unlock()
waitInfo := &lockUsage{m, mode, debug.GoroutineID(), debug.StackTrace(3)}
waitingList[waitInfo.goid] = waitInfo
if m.holders == nil {
m.holders = list.New()
}
m.diagnose(mode, []*lockUsage{waitInfo})
return waitInfo
}