#define INIT_MMAP \
{ &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL }
-#define STACKFAULT_STACK 1
-#define DOUBLEFAULT_STACK 2
-#define NMI_STACK 3
-#define N_EXCEPTION_STACKS 3 /* hw limit: 7 */
+#define DOUBLEFAULT_STACK 1
+#define NMI_STACK 2
+#define N_EXCEPTION_STACKS 2 /* hw limit: 7 */
#define EXCEPTION_STKSZ PAGE_SIZE
#define EXCEPTION_STK_ORDER 0