// TimeoutOnMountDeviceVolumeName will cause MountDevice call to timeout but Setup will finish.
	TimeoutOnMountDeviceVolumeName = "timeout-mount-device-volume"
	// TimeoutAndFailOnMountDeviceVolumeName will cause first MountDevice call to timeout but second call will fail
	TimeoutAndFailOnMountDeviceVolumeName = "timeout-and-fail-mount-device-name"
	// FailMountDeviceVolumeName will cause MountDevice operation on volume to fail

func (a *flexVolumeAttacher) GetDeviceMountPath(spec *volume.Spec) (string, error) {
	return a.plugin.getDeviceMountPath(spec)
}

// MountDevice is part of the volume.Attacher interface
func (a *flexVolumeAttacher) MountDevice(spec *volume.Spec, devicePath string, deviceMountPath string, _ volume.DeviceMounterArgs) error {
	// Mount only once.

* GCE PD volume plugin now supports block volumes. ([#58710](https://github.com/kubernetes/kubernetes/pull/58710), [@screeley44](https://github.com/screeley44))

* Implements MountDevice and UnmountDevice for the CSI Plugin, the functions will call through to NodeStageVolume/NodeUnstageVolume for CSI plugins. ([#60115](https://github.com/kubernetes/kubernetes/pull/60115), [@davidz627](https://github.com/davidz627))

	return a.plugin.getDeviceMountPath(spec)
}

// MountDevice is part of the volume.Attacher interface
func (a *attacherDefaults) MountDevice(spec *volume.Spec, devicePath string, deviceMountPath string, mounter mount.Interface) error {
	klog.Warning(logPrefix(a.plugin.flexVolumePlugin), "using default MountDevice for volume ", spec.Name(), ", device ", devicePath, ", deviceMountPath ", deviceMountPath)

* Changed default scsi controller type in vSphere Cloud Provider ([#38426](https://github.com/kubernetes/kubernetes/pull/38426), [@abrarshivani](https://github.com/abrarshivani))
* Fix unmountDevice issue caused by shared mount in GCI ([#38411](https://github.com/kubernetes/kubernetes/pull/38411), [@jingxu97](https://github.com/jingxu97))

* Fix unmountDevice issue caused by shared mount in GCI ([#38411](https://github.com/kubernetes/kubernetes/pull/38411), [@jingxu97](https://github.com/jingxu97))

### Previous Releases Included in v1.5.0

	plugin.runner = fakeRunner(
		assertDriverCall(t, notSupportedOutput(), mountDeviceCmd, rootDir+"/mount-dir", "/dev/sdx",
			specJSON(plugin, spec, nil)),
	)

	a, _ := plugin.NewAttacher()
	a.MountDevice(spec, "/dev/sdx", rootDir+"/mount-dir", volume.DeviceMounterArgs{})
}

func TestIsVolumeAttached(tt *testing.T) {
	t := harness.For(tt)
	defer t.Close()

	spec := fakeVolumeSpec()

* Fix unmountDevice issue caused by shared mount in GCI ([#38411](https://github.com/kubernetes/kubernetes/pull/38411), [@jingxu97](https://github.com/jingxu97))

			expectMount: true,
			volumeMode:  v1.PersistentVolumeFilesystem,
		},
		{
			name: "reconstructed volume fails to mount",
			// FailOnSetupVolumeName: MountDevice succeeds, SetUp fails
			volumePath:  filepath.Join("pod1uid", "volumes", "fake-plugin", volumetesting.FailOnSetupVolumeName),
			expectMount: false,
			volumeMode:  v1.PersistentVolumeFilesystem,
		},
		{

* Apply _netdev mount option on bind mount ([#68626](https://github.com/kubernetes/kubernetes/pull/68626), [@gnufied](https://github.com/gnufied))
* fix UnmountDevice failure on Windows ([#68608](https://github.com/kubernetes/kubernetes/pull/68608), [@andyzhangx](https://github.com/andyzhangx))