func MakePrivate(mountPoint string) error {
mounted, err := mount.Mounted(mountPoint)
if err != nil {
return err
}
if !mounted {
if err := mount.Mount(mountPoint, mountPoint, "none", "bind,rw"); err != nil {
return err
}
}
return mount.ForceMount("", mountPoint, "none", "private")
}
func (a *Driver) mounted(id string) (bool, error) {
target := path.Join(a.rootPath(), "mnt", id)
return mountpk.Mounted(target)
}