io/drm/i915_gem.c

1644 	if (!obj_priv->page_cpu_valid)
1653 			if (obj_priv->page_cpu_valid[i])
1660 	/* Free the page_cpu_valid mappings which are now stale, whether
1663 	drm_free(obj_priv->page_cpu_valid, obj->size / PAGE_SIZE,
1665 	obj_priv->page_cpu_valid = NULL;
1672  * not entirely valid.  The page_cpu_valid member of the object flags which
1698 	if (obj_priv->page_cpu_valid == NULL &&
1705 	if (obj_priv->page_cpu_valid == NULL) {
1706 		obj_priv->page_cpu_valid = drm_calloc(1, obj->size / PAGE_SIZE,
1708 		if (obj_priv->page_cpu_valid == NULL)
1711 		(void) memset(obj_priv->page_cpu_valid, 0, obj->size / PAGE_SIZE);
1718 		if (obj_priv->page_cpu_valid[i])
1722 		obj_priv->page_cpu_valid[i] = 1;
2501 	if (obj_priv->page_cpu_valid != NULL)
2502 		drm_free(obj_priv->page_cpu_valid, obj->size / PAGE_SIZE, DRM_MEM_DRIVER);