[PATCH -next] x86/mtrr: Remove obsoleted declaration for mtrr_bp_restore

[Gaosheng Cui]

The mtrr_bp_restore() have been removed since
commit 0b9a6a8bedbf ("x86/mtrr: Add a stop_machine() handler calling
only cache_cpu_init()"), and now it is useless, so remove it.

Signed-off-by: Gaosheng Cui <cuigaosheng1@xxxxxxxxxx>
---
 arch/x86/include/asm/mtrr.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/include/asm/mtrr.h b/arch/x86/include/asm/mtrr.h
index 090d658a85a6..4218248083d9 100644
--- a/arch/x86/include/asm/mtrr.h
+++ b/arch/x86/include/asm/mtrr.h
@@ -69,7 +69,6 @@ extern int mtrr_add_page(unsigned long base, unsigned long size,
 			 unsigned int type, bool increment);
 extern int mtrr_del(int reg, unsigned long base, unsigned long size);
 extern int mtrr_del_page(int reg, unsigned long base, unsigned long size);
-extern void mtrr_bp_restore(void);
 extern int mtrr_trim_uncached_memory(unsigned long end_pfn);
 extern int amd_special_default_mtrr(void);
 void mtrr_disable(void);
@@ -117,7 +116,6 @@ static inline int mtrr_trim_uncached_memory(unsigned long end_pfn)
 	return 0;
 }
 #define mtrr_bp_init() do {} while (0)
-#define mtrr_bp_restore() do {} while (0)
 #define mtrr_disable() do {} while (0)
 #define mtrr_enable() do {} while (0)
 #define mtrr_generic_set_state() do {} while (0)
-- 
2.25.1