Linux kernel & device driver programming

Cross-Referenced Linux and Device Driver Code

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Version: [ 2.6.11.8 ] [ 2.6.25 ] [ 2.6.25.8 ] [ 2.6.31.13 ] Architecture: [ i386 ] 
  1 #include <linux/mm.h>
  2 
  3 #include <asm/pgtable.h>
  4 
  5 #include "pte.h"
  6 
  7 pte_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 
 23
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