| #! /bin/bash | |
| # FS QA Test No. 246 | |
| # | |
| # Check that truncation after failed writes does not zero too much data. | |
| # | |
| # Based on a bug report and testcase from | |
| # Marius Tolzmann <tolzmann@molgen.mpg.de> | |
| # | |
| #----------------------------------------------------------------------- | |
| # Copyright (c) 2010 Christoph Hellwig. 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=hch@lst.de | |
| seq=`basename $0` | |
| echo "QA output created by $seq" | |
| here=`pwd` | |
| tmp=/tmp/$$ | |
| status=1 # failure is the default! | |
| # get standard environment, filters and checks | |
| . ./common.rc | |
| . ./common.filter | |
| # real QA test starts here | |
| _supported_fs generic | |
| _supported_os Linux | |
| file=$TEST_DIR/mmap-writev | |
| _cleanup() | |
| { | |
| rm -rf $file | |
| rm -rf $file.NEW | |
| } | |
| trap "_cleanup ; exit \$status" 0 1 2 3 15 | |
| echo -n "cccccccccc" > $file | |
| $here/src/t_mmap_writev $file $file.NEW | |
| od -t x2 $file.NEW | |
| status=0 | |
| exit $status |