Files
apfstests/tests/overlay/009
T
Amir Goldstein 33e4199895 overlay: use OVL_BASE_SCRATCH_MNT instead of SCRATCH_DEV
Use the new var OVL_BASE_SCRATCH_MNT to refer to overlay
base dir instead of the legacy SCRATCH_DEV var.

In overlay/011, when using MOUNT_PROG directly, provide
OVL_BASE_SCRATCH_MNT as device argument instead of 'none'.
This fix is required to support mount of base fs.

Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Reviewed-by: Eryu Guan <eguan@redhat.com>
Signed-off-by: Eryu Guan <eguan@redhat.com>
2017-03-01 18:36:02 +08:00

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#! /bin/bash
# FS QA Test 009
#
# dentry leak for default_permissions mount option
#
# This is fixed by kernel commit named as
# ovl: fix dentry leak for default_permissions
#
#-----------------------------------------------------------------------
# Copyright (c) 2016 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
#-----------------------------------------------------------------------
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15
_cleanup()
{
cd /
rm -f $tmp.*
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
rm -f $seqres.full
# real QA test starts here
_supported_fs overlay
_supported_os Linux
_require_scratch
# Remove all files from previous tests
_scratch_mkfs
# Create test file in lowerdir
lowerdir=$OVL_BASE_SCRATCH_MNT/$OVL_LOWER
mkdir -p $lowerdir
touch $lowerdir/testfile
# mount overlay with default_permissions option, get a reference on the dentry
_scratch_mount -o default_permissions
cat $SCRATCH_MNT/testfile
# overlay will be unmounted by test harness and kernel BUG if dentry leaked
echo "Silence is golden"
status=0
exit