[igt-dev] [PATCH i-g-t] lib/i915/gem_engine_topology.c - intel_get_current_engine invalid result

[Chris Wilson]

+static void libapi(int i915)
+{
+       I915_DEFINE_CONTEXT_PARAM_ENGINES(engines, 0);
+       struct drm_i915_gem_context_param p = {
+               .ctx_id = gem_context_create(i915),
+               .param = I915_CONTEXT_PARAM_ENGINES,
+               .value = to_user_pointer(&engines),
+               .size = sizeof(engines),
+       };
+       const struct intel_execution_engine2 *e;
+       unsigned int count = 0;
+
+       gem_context_set_param(i915, &p);
+
+       for_each_context_engine(i915, p.ctx_id, e)
+               count++;
+       igt_assert_eq(count, 0);
+
+       ____for_each_physical_engine(i915, p.ctx_id, e)
+               count++;
+       igt_assert_eq(count, 0);
+
+       gem_context_destroy(i915, p.ctx_id);
+}

I leave find a home and correcting the whitespace to the reader.
-Chris