diff --git a/include/linux/memory.h b/include/linux/memory.h
index f80e0e3..39628df 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -53,6 +53,12 @@
 struct notifier_block;
 struct mem_section;
 
+/*
+ * Priorities for the hotplug memory callback routines (stored in decreasing
+ * order in the callback chain)
+ */
+#define SLAB_CALLBACK_PRI       1
+
 #ifndef CONFIG_MEMORY_HOTPLUG_SPARSE
 static inline int memory_dev_init(void)
 {
diff --git a/mm/slub.c b/mm/slub.c
index 992ecd4..b145e79 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -2978,7 +2978,7 @@
 	kmalloc_caches[0].refcount = -1;
 	caches++;
 
-	hotplug_memory_notifier(slab_memory_callback, 1);
+	hotplug_memory_notifier(slab_memory_callback, SLAB_CALLBACK_PRI);
 #endif
 
 	/* Able to allocate the per node structures */