On 08/11/17 03:59 PM, Christian König wrote: > Instead of having a pointless wrapper or call the underlying ww_mutex > function directly. Not sure I can agree it's pointless, since it recently took me a while to realize that unlocking bo->resv is essentially the same as unreserving the BO. Anyway, this breaks the qxl driver: drivers/gpu/drm//qxl/qxl_release.c: In function â??qxl_release_fence_buffer_objectsâ??: drivers/gpu/drm//qxl/qxl_release.c:472:3: error: implicit declaration of function â??__ttm_bo_unreserveâ??; did you mean â??ttm_bo_unreserveâ??? [-Werror=implicit-function-declaration] __ttm_bo_unreserve(bo); ^~~~~~~~~~~~~~~~~~ ttm_bo_unreserve -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer