| #! /bin/bash |
| # SPDX-License-Identifier: GPL-2.0 |
| # Copyright 2020 Google LLC |
| # |
| # FS QA Test No. 596 |
| # |
| # Regression test for the bug fixed by commit 10a98cb16d80 ("xfs: clear |
| # PF_MEMALLOC before exiting xfsaild thread"). If the bug exists, a kernel |
| # WARNING should be triggered. See the commit message for details. |
| # |
| . ./common/preamble |
| _begin_fstest auto quick |
| |
| # Override the default cleanup function. |
| _cleanup() |
| { |
| $ACCTON_PROG off >> $seqres.full |
| rm -f $tmp.* |
| } |
| |
| # Import common functions. |
| . ./common/filter |
| |
| # real QA test starts here |
| _supported_fs generic |
| _require_bsd_process_accounting |
| _require_chattr S |
| _require_test |
| _require_scratch |
| |
| # To trigger the bug we must unmount a filesystem while BSD process accounting |
| # is enabled. The accounting file must also be located on a different |
| # filesystem and have the sync flag set. |
| |
| accounting_file=$TEST_DIR/$seq |
| |
| rm -f $accounting_file |
| touch $accounting_file |
| $CHATTR_PROG +S $accounting_file |
| |
| _scratch_mkfs &>> $seqres.full |
| $ACCTON_PROG $accounting_file >> $seqres.full |
| _scratch_mount |
| _scratch_unmount |
| $ACCTON_PROG off >> $seqres.full |
| |
| echo "Silence is golden" |
| |
| status=0 |
| exit |
