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Diffstat (limited to 'arch/x86/kernel/cpu/mtrr/mtrr.h')
-rw-r--r--arch/x86/kernel/cpu/mtrr/mtrr.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h
index a501dee9a87..df5e41f31a2 100644
--- a/arch/x86/kernel/cpu/mtrr/mtrr.h
+++ b/arch/x86/kernel/cpu/mtrr/mtrr.h
@@ -32,7 +32,7 @@ extern int generic_get_free_region(unsigned long base, unsigned long size,
extern int generic_validate_add_page(unsigned long base, unsigned long size,
unsigned int type);
-extern struct mtrr_ops generic_mtrr_ops;
+extern const struct mtrr_ops generic_mtrr_ops;
extern int positive_have_wrcomb(void);
@@ -53,10 +53,10 @@ void fill_mtrr_var_range(unsigned int index,
u32 base_lo, u32 base_hi, u32 mask_lo, u32 mask_hi);
void get_mtrr_state(void);
-extern void set_mtrr_ops(struct mtrr_ops *ops);
+extern void set_mtrr_ops(const struct mtrr_ops *ops);
extern u64 size_or_mask, size_and_mask;
-extern struct mtrr_ops *mtrr_if;
+extern const struct mtrr_ops *mtrr_if;
#define is_cpu(vnd) (mtrr_if && mtrr_if->vendor == X86_VENDOR_##vnd)
#define use_intel() (mtrr_if && mtrr_if->use_intel_if == 1)