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apfstests/213
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Eric Sandeen 6db07ff49e basic fallocate boundary tests
This is just like test 072, but using fallocate instead
of the xfs ioctl.  Just very basic fallocate tests.

Also adds a "prealloc" group (./check -g prealloc)
and a _require_xfs_io_falloc check.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Christoph Hellwig <hch@lst.de>
2009-06-24 12:58:30 -05:00

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#! /bin/sh
# FS QA Test No. 213
#
# Check some unwritten extent boundary conditions, fallocate version.
#
# Based on xfs-specific test 072
#
#-----------------------------------------------------------------------
# Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved.
# Copyright (c) 2009 Red Hat, 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=sandeen@sandeen.net
seq=`basename $0`
echo "QA output created by $seq"
_cleanup()
{
cd /
rm -f $tmp.*
}
here=`pwd`
tmp=$TEST_DIR/$$
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
# real QA test starts here
# generic, but xfs_io's fallocate must work
_supported_fs generic
# only Linux supports fallocate
_supported_os Linux
[ -n "$XFS_IO_PROG" ] || _notrun "xfs_io executable not found"
rm -f $seq.full
_require_xfs_io_falloc
# check there's enough freespace on $TEST_DIR ... (1GiB + 1MiB)
avail=`df -P $TEST_DIR | awk 'END {print $4}'`
[ "$avail" -ge 1049600 ] || _notrun "Test device is too small ($avail KiB)"
echo Silence is golden
# reserve 1GiB, truncate at 100bytes
$XFS_IO_PROG -F -f -c 'falloc 0 1g' -c 'truncate 100' $TEST_DIR/ouch
rm -f $TEST_DIR/ouch
# reserve 1GiB, truncate at 1GiB
$XFS_IO_PROG -F -f -c 'falloc 0 1g' -c 'truncate 1g' $TEST_DIR/ouch
rm -f $TEST_DIR/ouch
# reserve 1GiB, truncate at 2GiB
$XFS_IO_PROG -F -f -c 'falloc 0 1g' -c 'truncate 2g' $TEST_DIR/ouch
rm -f $TEST_DIR/ouch
# reserve 1GiB, 1GiB hole, reserve 1MiB, truncate at 3GiB
$XFS_IO_PROG -F -f -c 'falloc 0 1g' -c 'falloc 2g 1m' -c 'truncate 3g' $TEST_DIR/ouch
rm -f $TEST_DIR/ouch
# success, all done
status=0
exit