---

yaml
---
r: 19385
b: refs/heads/master
c: 12dd36f
h: refs/heads/master
i:
  19383: fed2f13
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: fbaccacff1f17c65ae0972085368a7ec75be6062
+refs/heads/master: 12dd36faec5d3bd96da84fa8f76efecc632930ab

trunk/mm/slab.c

@@ -1459,15 +1459,13 @@ static void check_poison_obj(kmem_cache_t *cachep, void *objp)
 }
 #endif
 
-/* Destroy all the objs in a slab, and release the mem back to the system.
- * Before calling the slab must have been unlinked from the cache.
- * The cache-lock is not held/needed.
+#if DEBUG
+/**
+ * slab_destroy_objs - call the registered destructor for each object in
+ *      a slab that is to be destroyed.
  */
-static void slab_destroy(kmem_cache_t *cachep, struct slab *slabp)
+static void slab_destroy_objs(kmem_cache_t *cachep, struct slab *slabp)
 {
-	void *addr = slabp->s_mem - slabp->colouroff;
-
-#if DEBUG
 	int i;
 	for (i = 0; i < cachep->num; i++) {
 		void *objp = slabp->s_mem + cachep->buffer_size * i;
@@ -1496,16 +1494,30 @@ static void slab_destroy(kmem_cache_t *cachep, struct slab *slabp)
 		if (cachep->dtor && !(cachep->flags & SLAB_POISON))
 			(cachep->dtor) (objp + obj_offset(cachep), cachep, 0);
 	}
+}
 #else
+static void slab_destroy_objs(kmem_cache_t *cachep, struct slab *slabp)
+{
 	if (cachep->dtor) {
 		int i;
 		for (i = 0; i < cachep->num; i++) {
 			void *objp = slabp->s_mem + cachep->buffer_size * i;
 			(cachep->dtor) (objp, cachep, 0);
 		}
 	}
+}
 #endif
 
+/**
+ * Destroy all the objs in a slab, and release the mem back to the system.
+ * Before calling the slab must have been unlinked from the cache.
+ * The cache-lock is not held/needed.
+ */
+static void slab_destroy(kmem_cache_t *cachep, struct slab *slabp)
+{
+	void *addr = slabp->s_mem - slabp->colouroff;
+
+	slab_destroy_objs(cachep, slabp);
 	if (unlikely(cachep->flags & SLAB_DESTROY_BY_RCU)) {
 		struct slab_rcu *slab_rcu;