| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2010 Christoph Hellwig. All Rights Reserved. |
| # |
| # 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> |
| # |
| . ./common/preamble |
| _begin_fstest auto quick rw mmap |
| |
| # Import common functions. |
| . ./common/filter |
| |
| _require_test |
| |
| file=$TEST_DIR/mmap-writev |
| |
| # Override the default cleanup function. |
| _cleanup() |
| { |
| rm -rf $file |
| rm -rf $file.NEW |
| } |
| |
| echo -n "cccccccccc" > $file |
| $here/src/t_mmap_writev $file $file.NEW |
| od -t x2 $file.NEW |
| |
| status=0 |
| exit $status |
