- /* complete all in-flight operations before resizing the device */
- bdrv_drain_all();
-
- ret = blk_truncate(blk, size);
- switch (ret) {
- case 0:
- break;
- case -ENOMEDIUM:
- error_setg(errp, QERR_DEVICE_HAS_NO_MEDIUM, device);
- break;
- case -ENOTSUP:
- error_setg(errp, QERR_UNSUPPORTED);
- break;
- case -EACCES:
- error_setg(errp, "Device '%s' is read only", device);
- break;
- case -EBUSY:
- error_setg(errp, QERR_DEVICE_IN_USE, device);
- break;
- default:
- error_setg_errno(errp, -ret, "Could not resize");
- break;
- }
+ bdrv_drained_begin(bs);
+ ret = blk_truncate(blk, size, errp);
+ bdrv_drained_end(bs);