x86/KASLR: Build identity mappings on demand

[linux-2.6-microblaze.git] / arch / x86 / boot / compressed / misc.h

diff --git a/arch/x86/boot/compressed/misc.h b/arch/x86/boot/compressed/misc.h
index 0112005..b6fec1f 100644 (file)
--- a/arch/x86/boot/compressed/misc.h
+++ b/arch/x86/boot/compressed/misc.h
@@ -84,6 +84,17 @@ unsigned char *choose_random_location(unsigned long input_ptr,
 }
 #endif
 
+#ifdef CONFIG_X86_64
+void add_identity_map(unsigned long start, unsigned long size);
+void finalize_identity_maps(void);
+extern unsigned char _pgtable[];
+#else
+static inline void add_identity_map(unsigned long start, unsigned long size)
+{ }
+static inline void finalize_identity_maps(void)
+{ }
+#endif
+
 #ifdef CONFIG_EARLY_PRINTK
 /* early_serial_console.c */
 extern int early_serial_base;