| #! /bin/bash |
| # FSQA Test No. 135 |
| # |
| # Concurrent I/O to same file to ensure no deadlocks |
| # |
| #----------------------------------------------------------------------- |
| # 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=lachlan@sgi.com |
| |
| seq=`basename $0` |
| 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 / |
| _cleanup_testdir |
| } |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| _supported_fs generic |
| _supported_os Linux IRIX |
| |
| _setup_testdir |
| _require_scratch |
| _scratch_mkfs >/dev/null 2>&1 |
| |
| _umount_mount() |
| { |
| CWD=`pwd` |
| cd / |
| # pipe error into /dev/null, in case not mounted (after _require_scratch) |
| umount $SCRATCH_MNT 2>/dev/null |
| _scratch_mount |
| cd "$CWD" |
| } |
| |
| |
| |
| _umount_mount |
| |
| cd $SCRATCH_MNT |
| |
| # create file with async I/O |
| xfs_io -F -f -c 'pwrite -b 4k -S 0x12 0 4k' async_file > /dev/null |
| |
| # create file with sync I/O |
| xfs_io -F -f -s -c 'pwrite -b 4k -S 0x34 0 4k' sync_file > /dev/null |
| |
| # create file with sync I/O |
| xfs_io -F -f -d -c 'pwrite -b 4k -S 0x56 0 4k' direct_file > /dev/null |
| |
| # create file, truncate and then dirty again |
| xfs_io -F -f -c 'pwrite -b 4k -S 0x78 0 4k' trunc_file > /dev/null |
| xfs_io -F -f -c 'truncate 2k' trunc_file > /dev/null |
| xfs_io -F -c 'pwrite 1k 0 1k' trunc_file > /dev/null |
| |
| _umount_mount |
| |
| # check file size and contents |
| od -Ad -x async_file |
| od -Ad -x sync_file |
| od -Ad -x direct_file |
| od -Ad -x trunc_file |
| |
| rm -f async_file sync_file direct_file trunc_file |
| |
| status=0 |
| exit |