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
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