diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 3bc6069..9354722 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -4,7 +4,7 @@
  *  cpuset interface
  *
  *  Copyright (C) 2003 BULL SA
- *  Copyright (C) 2004 Silicon Graphics, Inc.
+ *  Copyright (C) 2004-2006 Silicon Graphics, Inc.
  *
  */
 
@@ -51,6 +51,18 @@
 extern void cpuset_lock(void);
 extern void cpuset_unlock(void);
 
+extern int cpuset_mem_spread_node(void);
+
+static inline int cpuset_do_page_mem_spread(void)
+{
+	return current->flags & PF_SPREAD_PAGE;
+}
+
+static inline int cpuset_do_slab_mem_spread(void)
+{
+	return current->flags & PF_SPREAD_SLAB;
+}
+
 #else /* !CONFIG_CPUSETS */
 
 static inline int cpuset_init_early(void) { return 0; }
@@ -99,6 +111,21 @@
 static inline void cpuset_lock(void) {}
 static inline void cpuset_unlock(void) {}
 
+static inline int cpuset_mem_spread_node(void)
+{
+	return 0;
+}
+
+static inline int cpuset_do_page_mem_spread(void)
+{
+	return 0;
+}
+
+static inline int cpuset_do_slab_mem_spread(void)
+{
+	return 0;
+}
+
 #endif /* !CONFIG_CPUSETS */
 
 #endif /* _LINUX_CPUSET_H */