[PATCH -next] x86/mm: Remove unused nx declarations

[Yue Haibing]

Since commit 4763ed4d4552 ("x86, mm: Clean up and simplify NX enablement")
these declarations is unused and can be removed.

Signed-off-by: Yue Haibing <yuehaibing@xxxxxxxxxx>
---
 arch/x86/include/asm/pgtable_types.h | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index 2f321137736c..6f82e75b6149 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -517,8 +517,6 @@ typedef struct page *pgtable_t;
 
 extern pteval_t __supported_pte_mask;
 extern pteval_t __default_kernel_pte_mask;
-extern void set_nx(void);
-extern int nx_enabled;
 
 #define pgprot_writecombine	pgprot_writecombine
 extern pgprot_t pgprot_writecombine(pgprot_t prot);
-- 
2.34.1