| #! /bin/bash | |
| # FS QA Test No. 215 | |
| # | |
| # Test out c/mtime updates after mapped writes. | |
| # | |
| # Based on the testcase in http://bugzilla.kernel.org/show_bug.cgi?id=2645 | |
| # | |
| #----------------------------------------------------------------------- | |
| # Copyright (c) 2009 Christoph Hellwig. | |
| # | |
| # 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=hch@lst.de | |
| seq=`basename $0` | |
| echo "QA output created by $seq" | |
| _cleanup() | |
| { | |
| cd / | |
| rm -f $testfile | |
| } | |
| here=`pwd` | |
| tmp=/tmp/$$ | |
| 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 | |
| _supported_fs generic | |
| _supported_os Linux | |
| testfile=$TEST_DIR/tst.mmap | |
| echo | |
| echo "creating test file" | |
| dd if=/dev/zero of=$testfile count=4096 | |
| mtime1=`stat --printf="%Y" $testfile` | |
| ctime1=`stat --printf="%Z" $testfile` | |
| sleep 2 | |
| echo | |
| echo "writing via mmap" | |
| $XFS_IO_PROG -F -f \ | |
| -c 'mmap 0 4096' \ | |
| -c 'mwrite 0 4096' \ | |
| $testfile | _filter_xfs_io_unique | |
| mtime2=`stat --printf="%Y" $testfile` | |
| ctime2=`stat --printf="%Z" $testfile` | |
| let mtime_diff=$mtime2-$mtime1 | |
| let ctime_diff=$ctime2-$ctime1 | |
| if [ "$mtime_diff" -eq "0" ]; then | |
| echo "FAIL: mtime not update after mapped write" | |
| fi | |
| if [ "$ctime_diff" -eq "0" ]; then | |
| echo "FAIL: ctime not update after mapped write" | |
| fi | |
| # success, all done | |
| echo "*** done" | |
| rm -f $seq.full | |
| status=0 |