kubernetes/pkg/volume/emptydir/empty_dir_linux.go

const linuxTmpfsMagic …

const linuxHugetlbfsMagic …

type realMountDetector …

// getPageSize obtains page size from the 'pagesize' mount option of the
// mounted volume
func getPageSize(path string, mounter mount.Interface) (*resource.Quantity, error) { … }

func (m *realMountDetector) GetMountMedium(path string, requestedMedium v1.StorageMedium) (v1.StorageMedium, bool, *resource.Quantity, error) { … }