// Find symbolic link named pod uuid under plugin dir
	err := filepath.Walk(pluginDir, func(path string, fi os.FileInfo, err error) error {
		if err != nil {
			return err
		}
		if (fi.Mode()&os.ModeDevice == os.ModeDevice) && (fi.Name() == string(podUID)) {
			klog.V(5).Infof("FindGlobalMapPathFromPod: path %s, mapPath %s", path, mapPath)
			if res, err := compareBindMountAndSymlinks(path, mapPath); err == nil && res {

	ModeSticky                                     // t: sticky
	ModeIrregular                                  // ?: non-regular file; nothing else is known about this file

	// Mask for the type bits. For regular files, none will be set.
	ModeType = ModeDir | ModeSymlink | ModeNamedPipe | ModeSocket | ModeDevice | ModeCharDevice | ModeIrregular

		fs.mode |= ModeExclusive
	}
	if d.Mode&syscall.DMTMP != 0 {
		fs.mode |= ModeTemporary
	}
	// Consider all files not served by #M as device files.
	if d.Type != 'M' {
		fs.mode |= ModeDevice
	}
	// Consider all files served by #c as character device files.
	if d.Type == 'c' {
		fs.mode |= ModeCharDevice
	}
	return fs
}

// arg is an open *File or a path string.

		mode |= fs.ModeSymlink
	case c_ISBLK:
		mode |= fs.ModeDevice
	case c_ISCHR:
		mode |= fs.ModeDevice
		mode |= fs.ModeCharDevice
	case c_ISSOCK:
		mode |= fs.ModeSocket
	}

	switch fi.h.Typeflag {
	case TypeSymlink:
		mode |= fs.ModeSymlink
	case TypeChar:
		mode |= fs.ModeDevice
		mode |= fs.ModeCharDevice
	case TypeBlock:
		mode |= fs.ModeDevice
	case TypeDir:
		mode |= fs.ModeDir

		return FileTypeDirectory, nil
	} else if mode.IsRegular() {
		return FileTypeFile, nil
	} else if isSpecificMode(mode, os.ModeSocket) {
		return FileTypeSocket, nil
	} else if isSpecificMode(mode, os.ModeDevice) {
		if isSpecificMode(mode, os.ModeCharDevice) {
			return FileTypeCharDev, nil
		}
		return FileTypeBlockDev, nil
	}

	return pathType, errUnknownFileType

			m |= ModeDir | 0111
		}

		switch fs.filetype {
		case syscall.FILE_TYPE_PIPE:
			m |= ModeNamedPipe
		case syscall.FILE_TYPE_CHAR:
			m |= ModeDevice | ModeCharDevice
		}
	}

	if fs.FileAttributes&syscall.FILE_ATTRIBUTE_REPARSE_POINT != 0 {
		switch fs.ReparseTag {
		case syscall.IO_REPARSE_TAG_SYMLINK:
			m |= ModeSymlink

		},
	}
)

// unexpectedFileMode is a sentinel (and bogus) os.FileMode
// value used to represent a syscall.DT_UNKNOWN Dirent.Type.
const unexpectedFileMode os.FileMode = os.ModeNamedPipe | os.ModeSocket | os.ModeDevice

func parseDirEnt(buf []byte) (consumed int, name []byte, typ os.FileMode, err error) {
	// golang.org/issue/15653
	dirent := (*syscall.Dirent)(unsafe.Pointer(&buf[0]))

	}
	// err in call to os.Stat
	if err != nil {
		return false, fmt.Errorf(
			"PathIsDevice failed for path %q: %v",
			pathname,
			err)
	}
	// path refers to a device
	if finfo.Mode()&os.ModeDevice != 0 {
		isDevice = true
	}

	if !isDevice {
		klog.Errorf("Path %q is not referring to a device.", pathname)
		return false, nil
	}
	fd, errno := unix.Open(pathname, unix.O_RDONLY|unix.O_EXCL|unix.O_CLOEXEC, 0)

		t.Fatal(err)
	}
	if got, want := fi.Mode(), os.ModeDevice|os.ModeCharDevice|0666; got != want {
		t.Errorf("Open(%q).Stat().Mode() = %v, want %v", "NUL", got, want)
	}
}

func TestStatNUL(t *testing.T) {
	t.Parallel()

	fi, err := os.Stat("NUL")
	if err != nil {
		t.Fatal(err)
	}
	if got, want := fi.Mode(), os.ModeDevice|os.ModeCharDevice|0666; got != want {

	pre := fmt.Sprintf("%s(%q): ", statname, devNullName)
	if fi.Size() != 0 {
		t.Errorf(pre+"wrong file size have %d want 0", fi.Size())
	}
	if fi.Mode()&ModeDevice == 0 {
		t.Errorf(pre+"wrong file mode %q: ModeDevice is not set", fi.Mode())
	}
	if fi.Mode()&ModeCharDevice == 0 {
		t.Errorf(pre+"wrong file mode %q: ModeCharDevice is not set", fi.Mode())
	}
	if fi.Mode().IsRegular() {