| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2014 Red Hat, Inc. All Rights Reserved. |
| # |
| # FS QA Test No. generic/031 |
| # |
| # Test non-aligned writes against fcollapse to ensure that partial pages are |
| # correctly written and aren't left behind causing invalidation or data |
| # corruption issues. |
| # |
| . ./common/preamble |
| _begin_fstest auto quick prealloc rw collapse |
| |
| # Import common functions. |
| . ./common/filter |
| |
| |
| # Modify as appropriate. |
| _require_scratch |
| _require_xfs_io_command "fcollapse" |
| |
| testfile=$SCRATCH_MNT/testfile |
| |
| _scratch_mkfs > /dev/null 2>&1 |
| _scratch_mount |
| _require_congruent_file_oplen $SCRATCH_MNT 4096 |
| |
| $XFS_IO_PROG -f \ |
| -c "pwrite 185332 55756" \ |
| -c "fcollapse 28672 40960" \ |
| -c "pwrite 133228 63394" \ |
| -c "fcollapse 0 4096" \ |
| $testfile | _filter_xfs_io |
| |
| echo "==== Pre-Remount ===" |
| _hexdump $testfile |
| _scratch_cycle_mount |
| echo "==== Post-Remount ==" |
| _hexdump $testfile |
| |
| status=0 |
| exit |
| |
