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@@ -363,7 +363,7 @@ unsupported_event:
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/*
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* execute an object
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*/
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-void fscache_object_work_func(struct work_struct *work)
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+static void fscache_object_work_func(struct work_struct *work)
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{
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struct fscache_object *object =
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container_of(work, struct fscache_object, work);
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@@ -379,7 +379,43 @@ void fscache_object_work_func(struct work_struct *work)
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clear_bit(FSCACHE_OBJECT_EV_REQUEUE, &object->events);
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fscache_put_object(object);
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}
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-EXPORT_SYMBOL(fscache_object_work_func);
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+
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+/**
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+ * fscache_object_init - Initialise a cache object description
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+ * @object: Object description
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+ * @cookie: Cookie object will be attached to
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+ * @cache: Cache in which backing object will be found
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+ *
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+ * Initialise a cache object description to its basic values.
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+ *
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+ * See Documentation/filesystems/caching/backend-api.txt for a complete
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+ * description.
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+ */
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+void fscache_object_init(struct fscache_object *object,
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+ struct fscache_cookie *cookie,
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+ struct fscache_cache *cache)
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+{
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+ atomic_inc(&cache->object_count);
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+
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+ object->state = FSCACHE_OBJECT_INIT;
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+ spin_lock_init(&object->lock);
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+ INIT_LIST_HEAD(&object->cache_link);
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+ INIT_HLIST_NODE(&object->cookie_link);
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+ INIT_WORK(&object->work, fscache_object_work_func);
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+ INIT_LIST_HEAD(&object->dependents);
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+ INIT_LIST_HEAD(&object->dep_link);
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+ INIT_LIST_HEAD(&object->pending_ops);
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+ object->n_children = 0;
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+ object->n_ops = object->n_in_progress = object->n_exclusive = 0;
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+ object->events = object->event_mask = 0;
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+ object->flags = 0;
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+ object->store_limit = 0;
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+ object->store_limit_l = 0;
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+ object->cache = cache;
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+ object->cookie = cookie;
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+ object->parent = NULL;
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+}
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+EXPORT_SYMBOL(fscache_object_init);
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/*
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* initialise an object
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