drm/i915: Immediately discard any backing storage for uneeded objects (2d7ef395) · Commits · e / devices / android_kernel_teracube_emerald

drivers/gpu/drm/i915/i915_gem.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -4110,6 +4110,11 @@ i915_gem_madvise_ioctl(struct drm_device dev, void data,
		obj_priv->madv = args->madv;
		args->retained = obj_priv->gtt_space != NULL;

		/* if the object is no longer bound, discard its backing storage */
		if (i915_gem_object_is_purgeable(obj_priv) &&
		obj_priv->gtt_space == NULL)
		i915_gem_object_truncate(obj);

		drm_gem_object_unreference(obj);
		mutex_unlock(&dev->struct_mutex);