48 	struct intel_frontbuffer *front;  in i915_gem_object_get_frontbuffer()  local
55 		front = rcu_dereference(obj->frontbuffer);  in i915_gem_object_get_frontbuffer()
56 		if (!front)  in i915_gem_object_get_frontbuffer()
59 		if (unlikely(!kref_get_unless_zero(&front->ref)))  in i915_gem_object_get_frontbuffer()
62 		if (likely(front == rcu_access_pointer(obj->frontbuffer)))  in i915_gem_object_get_frontbuffer()
65 		intel_frontbuffer_put(front);  in i915_gem_object_get_frontbuffer()
69 	return front;  in i915_gem_object_get_frontbuffer()
75  * @front: The frontbuffer to set
86 				struct intel_frontbuffer *front)  in i915_gem_object_set_frontbuffer()  argument
88 	struct intel_frontbuffer *cur = front;  in i915_gem_object_set_frontbuffer()
90 	if (!front) {  in i915_gem_object_set_frontbuffer()
98 		rcu_assign_pointer(obj->frontbuffer, front);  in i915_gem_object_set_frontbuffer()