#define MCE_STACK 5
#define N_EXCEPTION_STACKS 5 /* hw limit: 7 */
+#define PUD_PAGE_SIZE (_AC(1, UL) << PUD_SHIFT)
+#define PUD_PAGE_MASK (~(PUD_PAGE_SIZE-1))
+
#define __PAGE_OFFSET _AC(0xffff810000000000, UL)
#define __PHYSICAL_START CONFIG_PHYSICAL_START