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x86: PAT fix

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build fix for !CONFIG_MTRR.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Ingo Molnar 2008-03-21 15:42:28 +01:00
parent 042b78e4db
commit 52783fa8d6
1 changed files with 8 additions and 2 deletions
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10
include/asm-x86/mtrr.h
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@ -84,10 +84,9 @@ struct mtrr_gentry
#ifdef __KERNEL__
extern u8 mtrr_type_lookup(u64 addr, u64 end);
/* The following functions are for use by other drivers */
# ifdef CONFIG_MTRR
extern u8 mtrr_type_lookup(u64 addr, u64 end);
extern void mtrr_save_fixed_ranges(void *);
extern void mtrr_save_state(void);
extern int mtrr_add (unsigned long base, unsigned long size,
@ -101,6 +100,13 @@ extern void mtrr_ap_init(void);
extern void mtrr_bp_init(void);
extern int mtrr_trim_uncached_memory(unsigned long end_pfn);
# else
static inline u8 mtrr_type_lookup(u64 addr, u64 end)
{
/*
* Return no-MTRRs:
*/
return 0xff;
}
#define mtrr_save_fixed_ranges(arg) do {} while (0)
#define mtrr_save_state() do {} while (0)
static __inline__ int mtrr_add (unsigned long base, unsigned long size,