T167: add preprocessor error if cowbench compiled with PMAP_LL.
#include "pmap_cow.h"
#include "debug.h"
+#ifndef PMAP_ARRAY
+#error need PMAP_ARRAY for pmap_cow to work
+#endif
+
static struct vnode *cow_root_pte = NULL;
#define EX_STACK_SIZE 16384
static char ex_stack[EX_STACK_SIZE];
