kubernetes/vendor/github.com/moby/sys/mountinfo/mountinfo.go

// GetMounts retrieves a list of mounts for the current running process,
// with an optional filter applied (use nil for no filter).
func GetMounts(f FilterFunc) ([]*Info, error) { … }

// Mounted determines if a specified path is a mount point. In case of any
// error, false (and an error) is returned.
//
// If a non-existent path is specified, an appropriate error is returned.
// In case the caller is not interested in this particular error, it should
// be handled separately using e.g. errors.Is(err, fs.ErrNotExist).
func Mounted(path string) (bool, error) { … }

type Info …