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1965aae3 PA |
1 | #ifndef _ASM_X86_PAT_H |
2 | #define _ASM_X86_PAT_H | |
2e5d9c85 | 3 | |
4 | #include <linux/types.h> | |
5 | ||
8d4a4300 | 6 | #ifdef CONFIG_X86_PAT |
499f8f84 | 7 | extern int pat_enabled; |
8d4a4300 TG |
8 | extern void validate_pat_support(struct cpuinfo_x86 *c); |
9 | #else | |
499f8f84 | 10 | static const int pat_enabled; |
8d4a4300 TG |
11 | static inline void validate_pat_support(struct cpuinfo_x86 *c) { } |
12 | #endif | |
2e5d9c85 | 13 | |
14 | extern void pat_init(void); | |
15 | ||
16 | extern int reserve_memtype(u64 start, u64 end, | |
17 | unsigned long req_type, unsigned long *ret_type); | |
18 | extern int free_memtype(u64 start, u64 end); | |
19 | ||
8d4a4300 TG |
20 | extern void pat_disable(char *reason); |
21 | ||
1965aae3 | 22 | #endif /* _ASM_X86_PAT_H */ |