Quoting Chris Wilson (2019-07-14 15:12:20) > +void intel_engine_add_user(struct intel_engine_cs *engine) > +{ > + struct rb_root *root = &engine->i915->uabi_engines; > + struct rb_node **p, *parent; > + > + parent = NULL; > + p = &root->rb_node; > + while (*p) { > + struct intel_engine_cs *it; > + > + parent = *p; > + it = rb_entry(parent, typeof(*it), uabi_node); > + > + /* All user class:instance identifiers must be unique */ > + GEM_BUG_ON(it->uabi_class == engine->uabi_class && > + it->instance == engine->instance); I'm thinking maybe we should call this uabi_instance. -Chris _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/intel-gfx