| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright (c) 2017 Liu Bo. All Rights Reserved. |
| # |
| # FS QA Test generic/406 |
| # |
| # If a larger dio write (size >= 128M) got splitted, the assertion in endio |
| # would complain (CONFIG_BTRFS_ASSERT is required). |
| # |
| # Regression test for |
| # Btrfs: adjust outstanding_extents counter properly when dio write is split |
| # |
| . ./common/preamble |
| _begin_fstest auto quick |
| |
| # Import common functions. |
| . ./common/filter |
| |
| # real QA test starts here |
| |
| # Modify as appropriate. |
| _supported_fs generic |
| _require_scratch |
| _require_odirect |
| |
| _scratch_mkfs >> $seqres.full 2>&1 |
| _scratch_mount |
| |
| # 2G / 1K |
| blocksize=$(( (128 + 1) * 2 * 1024 * 1024)) |
| fsblock=$(( (128 + 1) * 2 * 1024)) |
| _require_fs_space $SCRATCH_MNT $fsblock |
| |
| echo "Silence is golden" |
| |
| $XFS_IO_PROG -f -d -c "pwrite -b ${blocksize} 0 ${blocksize}" $SCRATCH_MNT/testfile.$seq >> $seqres.full 2>&1 |
| |
| _scratch_unmount |
| |
| # success, all done |
| status=0 |
| exit |
