1 files changed, 25 insertions, 1 deletions

diff --git a/include/linux/oom.h b/include/linux/oom.h
index ad76463629a0..3852436b652a 100644
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -7,4 +7,28 @@
 #define OOM_ADJUST_MIN (-16)
 #define OOM_ADJUST_MAX 15
 
-#endif
+#ifdef __KERNEL__
+
+#include <linux/types.h>
+
+struct zonelist;
+struct notifier_block;
+
+/*
+ * Types of limitations to the nodes from which allocations may occur
+ */
+enum oom_constraint {
+        CONSTRAINT_NONE,
+        CONSTRAINT_CPUSET,
+        CONSTRAINT_MEMORY_POLICY,
+};
+
+extern int try_set_zone_oom(struct zonelist *zonelist);
+extern void clear_zonelist_oom(struct zonelist *zonelist);
+
+extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order);
+extern int register_oom_notifier(struct notifier_block *nb);
+extern int unregister_oom_notifier(struct notifier_block *nb);
+
+#endif /* __KERNEL__*/
+#endif /* _INCLUDE_LINUX_OOM_H */