[PATCH 14/16] xfs: test that xfs_repair does not mess up the zone used counter

[Christoph Hellwig <hch@lst.de>]

Check that xfs_repair actually rebuilds the used counter after blowing
away the rmap inode and recreating it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: "Darrick J. Wong" <djwong@kernel.org>
---
 tests/xfs/4212     | 32 ++++++++++++++++++++++++++++++++
 tests/xfs/4212.out |  5 +++++
 2 files changed, 37 insertions(+)
 create mode 100755 tests/xfs/4212
 create mode 100644 tests/xfs/4212.out

diff --git a/tests/xfs/4212 b/tests/xfs/4212
new file mode 100755
index 000000000000..f392a978c7a6
--- /dev/null
+++ b/tests/xfs/4212
@@ -0,0 +1,32 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2024 Christoph Hellwig.
+#
+# FS QA Test No. 4212
+#
+# Regression test for xfs_repair messing up the per-zone used counter.
+#
+
+. ./common/preamble
+_begin_fstest auto quick zone repair
+
+_require_scratch
+_require_odirect
+
+_scratch_mkfs >> $seqres.full 2>&1
+_scratch_mount
+
+dd if=/dev/zero of=$SCRATCH_MNT/test1 oflag=direct bs=1M count=64
+
+_scratch_unmount
+
+echo "Repairing"
+_scratch_xfs_repair 2>> $seqres.full
+
+echo "Removing file after repair"
+_scratch_mount
+rm -f $SCRATCH_MNT/test1
+_scratch_unmount
+
+status=0
+exit
diff --git a/tests/xfs/4212.out b/tests/xfs/4212.out
new file mode 100644
index 000000000000..70a45a381f2d
--- /dev/null
+++ b/tests/xfs/4212.out
@@ -0,0 +1,5 @@
+QA output created by 4212
+64+0 records in
+64+0 records out
+Repairing
+Removing file after repair
-- 
2.47.2