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Package syncdebug
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func GoroutineID ¶
func GoroutineID() int64
GoroutineID returns the current goroutine's ID. Use of this function is almost always a terrible idea. It is also very slow. GoroutineID is intended only for debugging. In particular, it is used by syncutil.
type RWMutexTracker ¶
RWMutexTracker is a sync.RWMutex that tracks who owns the current exclusive lock. It's used for debugging deadlocks.
type RWMutexTracker struct {
// contains filtered or unexported fields
}
func (*RWMutexTracker) Holder ¶
func (m *RWMutexTracker) Holder() string
Holder returns the stack trace of the current exclusive lock holder's stack when it acquired the lock (with Lock). It returns the empty string if the lock is not currently held.
func (*RWMutexTracker) Lock ¶
func (m *RWMutexTracker) Lock()
func (*RWMutexTracker) RLock ¶
func (m *RWMutexTracker) RLock()
func (*RWMutexTracker) RUnlock ¶
func (m *RWMutexTracker) RUnlock()
func (*RWMutexTracker) Unlock ¶
func (m *RWMutexTracker) Unlock()