bonefish+mmlr:

* Introduce "paranoid" malloc/free into the slab allocator (initializing
  allocated memory to 0xcc and setting freed memory to 0xdeadbeef).
* Allow for optional stack traces for slab object cache tracing.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@43046 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/slab/ObjectDepot.h

@@ -45,6 +45,10 @@ void object_depot_store(object_depot* depot, void* object, uint32 flags);
 
 void object_depot_make_empty(object_depot* depot, uint32 flags);
 
+#if PARANOID_KERNEL_FREE
+bool object_depot_contains_object(object_depot* depot, void* object);
+#endif
+
 #ifdef __cplusplus
 }
 #endif