[PATCH] i386: Preserve EFI run time regions with memmap parameter

When using memmap kernel parameter in EFI boot we should also add to memory map
memory regions of runtime services to enable their mapping later.

AK: merged and cleaned up the patch

Signed-off-by: Artiom Myaskouvskey <artiom.myaskouvskey@intel.com>
Signed-off-by: Andi Kleen <ak@suse.de>
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 91ecf49..df1c918 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -302,6 +302,7 @@
 					struct resource *data_resource);
 extern unsigned long efi_get_time(void);
 extern int __init efi_set_rtc_mmss(unsigned long nowtime);
+extern int is_available_memory(efi_memory_desc_t * md);
 extern struct efi_memory_map memmap;
 
 /**