1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/node.h b/include/linux/node.h
index bc001bc225c3..681a697b9a86 100644
--- a/include/linux/node.h
+++ b/include/linux/node.h
@@ -26,6 +26,7 @@ struct node {
         struct sys_device       sysdev;
 };
 
+struct memory_block;
 extern struct node node_devices[];
 
 extern int register_node(struct node *, int, struct node *);
@@ -35,6 +36,9 @@ extern int register_one_node(int nid);
 extern void unregister_one_node(int nid);
 extern int register_cpu_under_node(unsigned int cpu, unsigned int nid);
 extern int unregister_cpu_under_node(unsigned int cpu, unsigned int nid);
+extern int register_mem_sect_under_node(struct memory_block *mem_blk,
+                                                int nid);
+extern int unregister_mem_sect_under_nodes(struct memory_block *mem_blk);
 #else
 static inline int register_one_node(int nid)
 {
@@ -52,6 +56,15 @@ static inline int unregister_cpu_under_node(unsigned int cpu, unsigned int nid)
 {
         return 0;
 }
+static inline int register_mem_sect_under_node(struct memory_block *mem_blk,
+                                                        int nid)
+{
+        return 0;
+}
+static inline int unregister_mem_sect_under_nodes(struct memory_block *mem_blk)
+{
+        return 0;
+}
 #endif
 
 #define to_node(sys_device) container_of(sys_device, struct node, sysdev)