On 2018-07-03 10:12 AM, Zhang, Jerry (Junwei) wrote: > > BTW, reservation_object_reserve_shared() will extend the max num as 2 > times if it's not enough. > (default value is 4) That's an implementation detail and depends on the circumstances. The only guarantee is that there's space for at least one fence after calling reservation_object_reserve_shared, until reservation_object_add_shared_fence is called. -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer