fix incorrect comments

Author: carlory

pkg/kubelet/volumemanager/cache/desired_state_of_world.go

@@ -296,8 +296,8 @@ func (dsw *desiredStateOfWorld) AddPodToVolume(
 err)
 }
 } else {
-// For non-attachable and non-device-mountable volumes, generate a unique name based on the pod
-// namespace and name and the name of the volume within the pod.
+// For non-attachable and non-device-mountable volumes, generate a unique name based on the unique pod
+// name (refer to podUID) and the name of the volume within the pod.
 volumeName = util.GetUniqueVolumeNameFromSpecWithPod(podName, volumePlugin, volumeSpec)
 }
 

pkg/volume/plugins.go

@@ -174,8 +174,6 @@ type VolumePlugin interface {
 ConstructVolumeSpec(volumeName, volumePath string) (ReconstructedVolume, error)
 
 // SupportsMountOption returns true if volume plugins supports Mount options
-// Specifying mount options in a volume plugin that doesn't support
-// user specified mount options will result in error creating persistent volumes
 SupportsMountOption() bool
 
 // SupportsSELinuxContextMount returns true if volume plugins supports