This is a regression test for an incorrect
computation of i_blocks for files larger than
4 GiB. Bug was filed for exFAT.
Signed-off-by: Pavel Reichl <preichl@xxxxxxxxxx>
---
common/rc | 10 ++++++++++
tests/generic/693 | 46 +++++++++++++++++++++++++++++++++++++++++++
tests/generic/693.out | 2 ++
3 files changed, 58 insertions(+)
create mode 100755 tests/generic/693
create mode 100644 tests/generic/693.out
diff --git a/common/rc b/common/rc
index 197c9415..06cbdee5 100644
--- a/common/rc
+++ b/common/rc
@@ -1980,6 +1980,16 @@ _require_test()
touch ${RESULT_DIR}/require_test
}
+# require a test dev of a minimum size (in kb)
+_require_test_size()
+{
+ [ $# -eq 1 ] || _fail "_require_test_size: expected size param"
+
+ _require_test
+ local devsize=`_get_device_size $TEST_DEV`
+ [ $devsize -lt $1 ] && _notrun "test dev too small"
+}
+
_has_logdev()
{
local ret=0
diff --git a/tests/generic/693 b/tests/generic/693
new file mode 100755
index 00000000..a6d1abff
--- /dev/null
+++ b/tests/generic/693
@@ -0,0 +1,46 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2022 Red Hat Inc. All Rights Reserved.
+#
+# FS QA Test 693
+#
+# Verify that i_blocks for files larger than 4 GiB have correct
+# values.
+#
+# This test verifies the problem fixed in kernel with commit
+# 0c336d6e33f4 exfat: fix incorrect loading of i_blocks for large files
+#
+. ./common/preamble
+_begin_fstest auto
+
+# Override the default cleanup function.
+_cleanup()
+{
+ cd /
+ rm -r -f $tmp.* $junk_dir
+}
+
+_supported_fs generic
+_require_test_size $((4 * 1024 * 1024)) #kB
+
+echo "Silence is golden"
+
+junk_dir=$TEST_DIR/$seq
+junk_file=$junk_dir/junk
+mkdir -p $junk_dir
+
+$XFS_IO_PROG -f -c "pwrite -W 0 4G" $junk_file > /dev/null
+
+iblocks=`stat -c '%b' $junk_file`
+
+_test_cycle_mount
+
+iblocks_after_remount=`stat -c '%b' $junk_file`
+
+if [ "$iblocks" != "$iblocks_after_remount" ]; then
+ echo "Number of blocks needs to be same: $iblocks, $iblocks_after_remount"
+fi
+
+status=0
+
+exit
diff --git a/tests/generic/693.out b/tests/generic/693.out
new file mode 100644
index 00000000..01884ea5
--- /dev/null
+++ b/tests/generic/693.out
@@ -0,0 +1,2 @@
+QA output created by 693
+Silence is golden
--
2.37.2
