x86/mm: Unify pgtable_l5_enabled usage in early boot code

[sfrench/cifs-2.6.git] / arch / x86 / include / asm / pgtable_64_types.h

diff --git a/arch/x86/include/asm/pgtable_64_types.h b/arch/x86/include/asm/pgtable_64_types.h
index adb47552e6bb700158788b4d42094f2d83931c86..c14a4116a6939d50760db0752b89181dfff65d3e 100644 (file)
--- a/arch/x86/include/asm/pgtable_64_types.h
+++ b/arch/x86/include/asm/pgtable_64_types.h
@@ -22,12 +22,19 @@ typedef struct { pteval_t pte; } pte_t;
 
 #ifdef CONFIG_X86_5LEVEL
 extern unsigned int __pgtable_l5_enabled;
-#ifndef pgtable_l5_enabled
+
+#ifdef USE_EARLY_PGTABLE_L5
+/*
+ * cpu_feature_enabled() is not available in early boot code.
+ * Use variable instead.
+ */
+#define pgtable_l5_enabled __pgtable_l5_enabled
+#else
 #define pgtable_l5_enabled cpu_feature_enabled(X86_FEATURE_LA57)
-#endif
+#endif /* USE_EARLY_PGTABLE_L5 */
 #else
 #define pgtable_l5_enabled 0
-#endif
+#endif /* CONFIG_X86_5LEVEL */
 
 extern unsigned int pgdir_shift;
 extern unsigned int ptrs_per_p4d;