[Intel-gfx] [PATCH 05/18] drm/i915: Move GEM activity tracking into a common struct reservation_object

[Dave Gordon]

On 14/09/16 18:35, Chris Wilson wrote:
> On Wed, Sep 14, 2016 at 12:44:04PM +0300, Joonas Lahtinen wrote:
>> On ke, 2016-09-14 at 07:52 +0100, Chris Wilson wrote:
>>> -static inline bool
>>> -i915_gem_object_has_active_engine(const struct drm_i915_gem_object *obj,
>>> -				  int engine)
>>> -{
>>> -	return obj->flags & BIT(engine + I915_BO_ACTIVE_SHIFT);
>>> +	return obj->active_count;
>>
>> our type is bool, so !!obj->active_count;
>
> That's the beauty of using bool, !! is implied on the (bool)integer
> conversion.
> -Chris

It's a gcc extension, though, so does it work on clang?

.Dave.