diff --git a/[refs] b/[refs]
index b448246075e4..f8922da5c4bb 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ba84c73c7ae21fc891a3c2576fa3be42752fce53
+refs/heads/master: da89b79ed06bac8e9b5b6874d4efc5382e1091de
diff --git a/trunk/include/linux/slub_def.h b/trunk/include/linux/slub_def.h
index a06ee26193c2..ddb1a706b144 100644
--- a/trunk/include/linux/slub_def.h
+++ b/trunk/include/linux/slub_def.h
@@ -12,11 +12,11 @@
 #include <linux/kobject.h>
 
 struct kmem_cache_cpu {
-	void **freelist;
-	struct page *page;
-	int node;
-	unsigned int offset;
-	unsigned int objsize;
+	void **freelist;	/* Pointer to first free per cpu object */
+	struct page *page;	/* The slab from which we are allocating */
+	int node;		/* The node of the page (or -1 for debug) */
+	unsigned int offset;	/* Freepointer offset (in word units) */
+	unsigned int objsize;	/* Size of an object (from kmem_cache) */
 };
 
 struct kmem_cache_node {