[PATCH] hot-add-mem x86_64: fixup externs

Fix up externs in memory_hotplug.c.  Cleanup.

Signed-off-by: Keith Mannthey <kmannth@us.ibm.com>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Andi Kleen <ak@muc.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index 218501c..7b54666 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -172,5 +172,7 @@
 extern int add_memory(int nid, u64 start, u64 size);
 extern int arch_add_memory(int nid, u64 start, u64 size);
 extern int remove_memory(u64 start, u64 size);
+extern int sparse_add_one_section(struct zone *zone, unsigned long start_pfn,
+								int nr_pages);
 
 #endif /* __LINUX_MEMORY_HOTPLUG_H */