}
EXPORT_SYMBOL(fscache_object_init);
+/*
+ * Mark the object as no longer being live, making sure that we synchronise
+ * against op submission.
+ */
+static inline void fscache_mark_object_dead(struct fscache_object *object)
+{
+ spin_lock(&object->lock);
+ clear_bit(FSCACHE_OBJECT_IS_LIVE, &object->flags);
+ spin_unlock(&object->lock);
+}
+
/*
* Abort object initialisation before we start it.
*/
_enter("{OBJ%x,%d,%d},%d",
object->debug_id, object->n_ops, object->n_children, event);
- clear_bit(FSCACHE_OBJECT_IS_LIVE, &object->flags);
+ fscache_mark_object_dead(object);
object->oob_event_mask = 0;
if (list_empty(&object->dependents) &&
if (!op)
goto nomem;
- fscache_operation_init(op, object->cache->ops->invalidate_object, NULL);
+ fscache_operation_init(op, object->cache->ops->invalidate_object,
+ NULL, NULL);
op->flags = FSCACHE_OP_ASYNC |
(1 << FSCACHE_OP_EXCLUSIVE) |
(1 << FSCACHE_OP_UNUSE_COOKIE);
return transit_to(UPDATE_OBJECT);
nomem:
- clear_bit(FSCACHE_OBJECT_IS_LIVE, &object->flags);
+ fscache_mark_object_dead(object);
fscache_unuse_cookie(object);
_leave(" [ENOMEM]");
return transit_to(KILL_OBJECT);
submit_op_failed:
- clear_bit(FSCACHE_OBJECT_IS_LIVE, &object->flags);
+ fscache_mark_object_dead(object);
spin_unlock(&cookie->lock);
fscache_unuse_cookie(object);
kfree(op);