#define pte_unmap(pte) do { } while (0)
#define pte_unmap_nested(pte) do { } while (0)
#define pte_pfn(x) ((unsigned long)(__va((x).pte)) >> PAGE_SHIFT)
#define pte_unmap(pte) do { } while (0)
#define pte_unmap_nested(pte) do { } while (0)
#define pte_pfn(x) ((unsigned long)(__va((x).pte)) >> PAGE_SHIFT)