x86/mm: Remove unused NX related declarations

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@huawei.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/all/20240814031922.2333198-1-yuehaibing@huawei.com

diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index 2f321137736c17ab07a3a04d49d290d20823b467..6f82e75b61494ed42babd7c1c23409cb547cea14 100644 (file)
--- 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);