Commit 2d7ef395 authored by Chris Wilson's avatar Chris Wilson
Browse files

drm/i915: Immediately discard any backing storage for uneeded objects 



Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
parent 963b4836

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);