For these volumes, pend/vend should be the same for data and meta.
* tests/btrfs.c (btrfs_test_balance_ioctls): Set args.meta.pend and
args.meta.vend to the same values as args.data.pend and args.data.vend,
respectively.
args.meta.profiles = 0;
args.sys.flags = 0;
args.sys.profiles = 0;
+
+ /*
+ * We should keep args the same for data in meta in case
+ * volume-under-tests uses mixed groups data and metadata.
+ */
+ args.meta.pend = -1ULL;
+ args.meta.vend = -1ULL;
+
printf("ioctl(%d, BTRFS_IOC_BALANCE_V2, {flags=",
btrfs_test_dir_fd);