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apfstests/271
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Eryu Guan bc78389b3f 271: use xfs_io to truncate file instead of truncate(1)
Distros(eg. RHEL5) with older version of coreutils have no truncate(1)
command. Use xfs_io instead to avoid "command not found" failures.

Signed-off-by: Eryu Guan <guaneryu@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eric Sandeen <sandeen@redhat.com>
2012-01-27 13:15:30 -06:00

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#! /bin/bash
# FSQA Test No. 271
#
# Regression testcase for d583fb87a3ff0 (ext4 extent corruption)
#
#-----------------------------------------------------------------------
# Copyright (c) 2006 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
#
#-----------------------------------------------------------------------
#
# creator
owner=dmonakhov@openvz.org
seq=`basename $0`
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
# real QA test starts here
_supported_fs ext4
_supported_os Linux
_need_to_be_root
_require_scratch
_scratch_mkfs_sized $((128 * 1024 * 1024)) >> $seq.full 2>&1
# -onoload and EXT4_SYNC_FL on file is important becase result in
# metadata sync writes inside ext4_handle_dirty_metadata()
_scratch_mount -onoload
touch $SCRATCH_MNT/file
chattr +S $SCRATCH_MNT/file
# Create sparse file
for ((i = 0; i < 21; i++))
do
dd if=/dev/zero of=$SCRATCH_MNT/file bs=4k count=1 seek=$((i*10))
done
# truncate last extent
$XFS_IO_PROG -F -f -c "truncate $((4096*200))" $SCRATCH_MNT/file
if ! _scratch_unmount; then
echo "failed to umount"
status=1
exit
fi
echo "Check filesystem"
_check_scratch_fs
status=$?
exit