From: Liu Bo Date: Sat, 10 Mar 2018 23:56:04 +0000 (-0700) Subject: generic: test on creating new file after log replay X-Git-Tag: v2022.05.01~1628 X-Git-Url: http://git.apps.os.sepia.ceph.com/?p=xfstests-dev.git;a=commitdiff_plain;h=2fcd134d393972815739e8c025e45e20f7a4ebe7 generic: test on creating new file after log replay The regression is introduced to btrfs in linux v4.4 and it refuses to create new files after log replay by returning -EEXIST. Although the problem is on btrfs only, there is no btrfs stuff in terms of test, so this makes it generic. The kernel fix is Btrfs: fix unexpected -EEXIST when creating new inode [Eryu: add _require_metadata_journaling rule and 'log' 'metadata' group] Reviewed-by: Filipe Manana Signed-off-by: Liu Bo Signed-off-by: Eryu Guan --- diff --git a/tests/generic/481 b/tests/generic/481 new file mode 100755 index 00000000..797161ab --- /dev/null +++ b/tests/generic/481 @@ -0,0 +1,76 @@ +#! /bin/bash +# FSQA Test No. 481 +# +# Reproduce a regression of btrfs that leads to -EEXIST on creating new files +# after log replay. +# +# The kernel fix is +# Btrfs: fix unexpected -EEXIST when creating new inode +# +#----------------------------------------------------------------------- +# +# Copyright (C) 2018 Oracle. All Rights Reserved. +# Author: Bo Liu +# +# 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 +#----------------------------------------------------------------------- +# + +seq=`basename $0` +seqres=$RESULT_DIR/$seq +echo "QA output created by $seq" +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + _cleanup_flakey + cd / + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/dmflakey + +# real QA test starts here +_supported_fs generic +_supported_os Linux +_require_scratch +_require_dm_target flakey + +rm -f $seqres.full + +_scratch_mkfs >>$seqres.full 2>&1 +_require_metadata_journaling $SCRATCH_DEV +_init_flakey +_mount_flakey + +# create a file and keep it in write ahead log +$XFS_IO_PROG -f -c "fsync" $SCRATCH_MNT/foo + +# fail this filesystem so that remount can replay the write ahead log +_flakey_drop_and_remount + +# see if we can create a new file successfully +touch $SCRATCH_MNT/bar + +_unmount_flakey + +echo "Silence is golden" + +status=0 +exit diff --git a/tests/generic/481.out b/tests/generic/481.out new file mode 100644 index 00000000..206e1163 --- /dev/null +++ b/tests/generic/481.out @@ -0,0 +1,2 @@ +QA output created by 481 +Silence is golden diff --git a/tests/generic/group b/tests/generic/group index ea2056b1..e8676062 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -483,3 +483,4 @@ 478 auto quick 479 auto quick metadata 480 auto quick metadata +481 auto quick log metadata