1#include <linux/mm.h> 2 3#include <asm/pgtable.h> 4 5#include "pte.h" 6 7pte_t *kmemcheck_pte_lookup(unsigned long address) 8{ 9 pte_t *pte; 10 unsigned int level; 11 12 pte = lookup_address(address, &level); 13 if (!pte) 14 return NULL; 15 if (level != PG_LEVEL_4K) 16 return NULL; 17 if (!pte_hidden(*pte)) 18 return NULL; 19 20 return pte; 21} 22