DRM_SYNCOBJ_CREATE_SIGNALED
if (flags & DRM_SYNCOBJ_CREATE_SIGNALED) {
if (args->flags & ~DRM_SYNCOBJ_CREATE_SIGNALED)
DRM_SYNCOBJ_CREATE_SIGNALED,
DRM_SYNCOBJ_CREATE_SIGNALED,
ret = drm_syncobj_create(&ufence_syncobj, DRM_SYNCOBJ_CREATE_SIGNALED,