#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
+#
# FS QA Test No. 139
#
# Try to ENOSPC while expanding the refcntbt by CoWing every block
# of a file that eats the whole AG.
#
-#-----------------------------------------------------------------------
-# Copyright (c) 2015, Oracle and/or its affiliates. All Rights Reserved.
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of the GNU General Public License as
-# published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it would be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write the Free Software Foundation,
-# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-#-----------------------------------------------------------------------
-
-seq=`basename "$0"`
-seqres="$RESULT_DIR/$seq"
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
_cleanup()
{
cd /
- rm -rf "$tmp".* "$testdir"
+ rm -rf $tmp.* $testdir
}
# get standard environment, filters and checks
. ./common/reflink
# real QA test starts here
-_supported_os Linux
+# Below agsize (16384 * $blksz) is too small for a large fs, and it's not
+# necessary to test on large fs
+_require_no_large_scratch_dev
_require_scratch_reflink
_require_cp_reflink
-rm -f "$seqres.full"
+rm -f $seqres.full
+
+_scratch_mkfs >/dev/null 2>&1
+_scratch_mount
+_xfs_force_bdev data $SCRATCH_MNT
+blksz=$(_get_file_block_size $SCRATCH_MNT)
+_scratch_unmount
echo "Format and mount"
-_scratch_mkfs -d agsize=$((32 * 1048576)) > "$seqres.full" 2>&1
-_scratch_mount >> "$seqres.full" 2>&1
+_scratch_mkfs -d agsize=$((16384 * $blksz)) > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+_xfs_force_bdev data $SCRATCH_MNT
-testdir="$SCRATCH_MNT/test-$seq"
-rm -rf "$testdir"
-mkdir "$testdir"
-blksz="$(stat -f "$testdir" -c '%S')"
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
echo "Create the original files"
-sz=$((48 * 1048576))
-nr=$((sz / blksz))
-_pwrite_byte 0x61 0 $sz "$testdir/file1" >> "$seqres.full"
-_cp_reflink "$testdir/file1" "$testdir/file2" >> "$seqres.full"
-_scratch_remount
+sz=$((20480 * $blksz))
+_pwrite_byte 0x61 0 $sz $testdir/file1 >> $seqres.full
+_cp_reflink $testdir/file1 $testdir/file2 >> $seqres.full
+_scratch_cycle_mount
echo "CoW every other block"
-_pwrite_byte 0x62 0 $sz "$testdir/file1" >> "$seqres.full"
-_scratch_remount
+_pwrite_byte 0x62 0 $sz $testdir/file1 >> $seqres.full
+_scratch_cycle_mount
echo "Compare files"
-md5sum "$testdir/file1" | _filter_scratch
-md5sum "$testdir/file2" | _filter_scratch
-#filefrag -v "$testdir/file1" "$testdir/file2"
-
-echo "Check scratch fs"
-umount "$SCRATCH_MNT"
+od -t x1 $testdir/file1 | _filter_od
+od -t x1 $testdir/file2 | _filter_od
+#filefrag -v $testdir/file1 $testdir/file2
# success, all done
status=0