diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index 6a99544..3b9bfd2 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -544,7 +544,7 @@ static void i915_gem_fini(struct drm_i915_private *dev_priv)
 	i915_gem_context_fini(&dev_priv->drm);
 	mutex_unlock(&dev_priv->drm.struct_mutex);
 
-	synchronize_rcu();
+	rcu_barrier();
 	flush_work(&dev_priv->mm.free_work);
 
 	WARN_ON(!list_empty(&dev_priv->context_list));
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 1e5d2bf..b512745 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4787,6 +4787,8 @@ void i915_gem_load_cleanup(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = to_i915(dev);
 
+	WARN_ON(!llist_empty(&dev_priv->mm.free_list));
+
 	kmem_cache_destroy(dev_priv->requests);
 	kmem_cache_destroy(dev_priv->vmas);
 	kmem_cache_destroy(dev_priv->objects);