On 2018-03-09 02:46 PM, Christian König wrote: > We unmapped imported DMA-bufs when the GEM handle was dropped, not when the > hardware was done with the buffere. Good catch! I guess that explains some oddities I sometimes saw with PRIME. Both patches are Reviewed-by: Michel Dänzer <michel.daenzer at amd.com> -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer