#! /bin/bash
-# FS QA Test No. 004
-#
-# exercise xfs_db bug #789674 and other freesp functionality
-#
-#-----------------------------------------------------------------------
+# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2000-2002 Silicon Graphics, Inc. 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
+# FS QA Test No. 004
#
-#-----------------------------------------------------------------------
+# exercise xfs_db bug #789674 and other freesp functionality
#
-
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
_scratch_mkfs_xfs | tee -a $seqres.full | _filter_mkfs 2>$tmp.mkfs
. $tmp.mkfs
_scratch_mount
+ # This test looks at specific behaviors of the xfs_db freesp command,
+ # which reports on the contents of the free space btrees for the data
+ # device. Don't let anything get created on the realtime volume.
+ $XFS_IO_PROG -c 'chattr -t' $SCRATCH_MNT
dd if=/dev/zero of=$SCRATCH_MNT/foo count=200 bs=4096 >/dev/null 2>&1 &
dd if=/dev/zero of=$SCRATCH_MNT/goo count=400 bs=4096 >/dev/null 2>&1 &
dd if=/dev/zero of=$SCRATCH_MNT/moo count=800 bs=4096 >/dev/null 2>&1 &
# real QA test starts here
_supported_fs xfs
-_supported_os IRIX Linux
_require_scratch
_require_no_large_scratch_dev
_populate_scratch
-[ "$HOSTOS" = "Linux" ] && DF_PROG="$DF_PROG -P --block-size=512"
-
-eval `$DF_PROG $SCRATCH_MNT 2>&1 \
+eval `$DF_PROG -P --block-size=512 $SCRATCH_MNT 2>&1 \
| tail -1 | $AWK_PROG '{ printf "blocks=%u used=%u avail=%u\n", $3, $4, $5 }'`
echo "df gave: blocks=$blocks used=$used avail=$avail" >>$seqres.full
echo "blocksize from mkfs is '$dbsize'" >>$seqres.full
-xfs_db -r -c "freesp -s" $SCRATCH_DEV >$tmp.xfs_db
+_scratch_xfs_db -r -c "freesp -s" >$tmp.xfs_db
echo "xfs_db for $SCRATCH_DEV" >>$seqres.full
cat $tmp.xfs_db >>$seqres.full
echo "resblks gave: resblks=$resblks" >>$seqres.full
# check the 'blocks' field from freesp command is OK
-# since 2.6.18, df does not report the 4 blocks per AG that cannot
-# be allocated, hence we check for that exact mismatch.
-# since ~2.6.22, reserved blocks are used by default and df does
-# not report them, hence check for an exact mismatch.
perl -ne '
- BEGIN { $avail ='$avail' * 512;
+ BEGIN { $avail ='$avail' * 512 + ('$resblks' * '$dbsize');
$answer="(no xfs_db free blocks line?)" }
/free blocks (\d+)$/ || next;
$freesp = $1 * '$dbsize';
- if ($freesp == $avail) {
+ if ($freesp >= $avail) {
$answer = "yes";
} else {
- $avail = $avail + (('$agcount' + 1) * '$dbsize' * 4);
- if ($freesp == $avail) {
- $answer = "yes";
- } else {
- $avail = $avail + ('$resblks' * '$dbsize');
- if ($freesp == $avail) {
- $answer = "yes";
- } else {
- $answer = "no ($freesp != $avail)";
- }
- }
+ $answer = "no ($freesp < $avail)";
}
END { print "$answer\n" }
' <$tmp.xfs_db >$tmp.ans