arch/x86/include/asm/pat.h

   1 #ifndef _ASM_X86_PAT_H
   2 #define _ASM_X86_PAT_H
   3
   4 #include <linux/types.h>
   5
   6 #ifdef CONFIG_X86_PAT
   7 extern int pat_enabled;
   8 #else
   9 static const int pat_enabled;
  10 #endif
  11
  12 extern void pat_init(void);
  13
  14 extern int reserve_memtype(u64 start, u64 end,
  15                 unsigned long req_type, unsigned long *ret_type);
  16 extern int free_memtype(u64 start, u64 end);
  17
  18 #endif /* _ASM_X86_PAT_H */