qemu_co_mutex_unlock(&s->lock);
break;
}
- n = convert_iteration_sectors(s, s->sector_num);
+ WITH_GRAPH_RDLOCK_GUARD() {
+ n = convert_iteration_sectors(s, s->sector_num);
+ }
if (n < 0) {
qemu_co_mutex_unlock(&s->lock);
s->ret = n;
if (s->ret == -EINPROGRESS) {
if (copy_range) {
- ret = convert_co_copy_range(s, sector_num, n);
+ WITH_GRAPH_RDLOCK_GUARD() {
+ ret = convert_co_copy_range(s, sector_num, n);
+ }
if (ret) {
s->copy_range = false;
goto retry;
* duplicate the backing chain information that we obtain by walking
* the chain manually here.
*/
+ bdrv_graph_rdlock_main_loop();
bdrv_query_block_graph_info(bs, &info, &err);
+ bdrv_graph_rdunlock_main_loop();
+
if (err) {
error_report_err(err);
blk_unref(blk);