#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (c) 2017 Facebook, Inc. All Rights Reserved.
+#
# FS QA Test 431
#
# Verify kernel doesn't panic when user attempts to set realtime flags
#
# See CVE-2017-14340 for more information.
#
-#-----------------------------------------------------------------------
-# Copyright (c) 2017 Facebook, 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 $seq"
# Modify as appropriate.
_supported_fs xfs
-_supported_os Linux
-_require_xfs_io_command "chattr"
+_require_xfs_io_command "chattr" "t"
_require_xfs_io_command "fsync"
_require_xfs_io_command "pwrite"
_require_scratch
# Set realtime inherit flag on scratch mount, suppress output
# as this may simply error out on future kernels
-$XFS_IO_PROG -c 'chattr +t' $SCRATCH_MNT &> /dev/null
+_xfs_force_bdev realtime $SCRATCH_MNT &> /dev/null
# Check if 't' is actually set, as xfs_io returns 0 even when it fails to set
# an attribute. And erroring out here is fine, this would be desired behavior
# Remove the testfile and rt inherit flag after we are done or
# xfs_repair will fail.
rm -f $SCRATCH_MNT/testfile
- $XFS_IO_PROG -c 'chattr -t' $SCRATCH_MNT | tee -a $seqres.full 2>&1
+ _xfs_force_bdev data $SCRATCH_MNT | tee -a $seqres.full 2>&1
fi
# success, all done