if strings.HasPrefix(opt, "shared:") {
			return true, nil
		}
	}
	return false, nil
}

func findMountInfo(path, mountInfoPath string) (mount.MountInfo, error) {
	infos, err := mount.ParseMountInfo(mountInfoPath)
	if err != nil {
		return mount.MountInfo{}, err
	}

	// process /proc/xxx/mountinfo in backward order and find the first mount