Quoting Tvrtko Ursulin (2018-10-03 10:58:55)
> +static int
> +query_engine_info(struct drm_i915_private *i915,
> + struct drm_i915_query_item *query_item)
> +{
> + for_each_engine(engine, i915, id) {
> + struct drm_i915_engine_info info;
> +
> + if (__copy_from_user(&info, info_ptr, sizeof(info)))
> + return -EFAULT;
> +
> + if (memcmp(&info, &zero_info, sizeof(info)))
> + return -EINVAL;
You want to have this be an in/out?
-Chris
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