{
BlockDriver *drv = bs->drv;
IO_CODE();
+ assert_bdrv_graph_readable();
if (!drv) {
return -ENOMEDIUM;
{
BlockDriver *drv = bs->drv;
IO_CODE();
+ assert_bdrv_graph_readable();
if (!drv)
return -ENOMEDIUM;
{
int64_t ret;
IO_CODE();
+ assert_bdrv_graph_readable();
ret = bdrv_co_nb_sectors(bs);
if (ret < 0) {