The nx_enabled has been removed by
commit 4763ed4d4552 ("x86, mm: Clean up and simplify NX
enablement"), so remove the orphan declaration.

Signed-off-by: Gaosheng Cui <cuigaosheng1@huawei.com>
---
 arch/x86/include/asm/pgtable_types.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index aa174fed3a71..53cc7a5ceae3 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -490,7 +490,6 @@ 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);
-- 
2.25.1