klogFlagSetOnce.Do(func() {
		klog.InitFlags(klogFlagSet)
	})
	// --v= flag of klog.
	return klogFlagSet.Lookup("v")
}

// EnableKlogWithVerbosity sets the klog verbosity directly.
// When using in an application, EnableKlogWithCobra is preferred to expose a --vklog flag.
func EnableKlogWithVerbosity(v int) {
	_ = klogFlagSet.Set("v", fmt.Sprint(v))