XFS had a bug to hang on remount in this case, this kernel commit fix the issue. 5cb13dc cancel the setfilesize transation when io error happen Signed-off-by: Eryu Guan <eguan@xxxxxxxxxx> --- tests/generic/354 | 78 +++++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/354.out | 2 ++ tests/generic/group | 1 + 3 files changed, 81 insertions(+) create mode 100755 tests/generic/354 create mode 100644 tests/generic/354.out diff --git a/tests/generic/354 b/tests/generic/354 new file mode 100755 index 0000000..4791613 --- /dev/null +++ b/tests/generic/354 @@ -0,0 +1,78 @@ +#! /bin/bash +# FS QA Test 354 +# +# Test remount on I/O errors. +# +# XFS had a bug to hang on remount in this case, this kernel commit fix +# the issue. +# 5cb13dc cancel the setfilesize transation when io error happen +# +#----------------------------------------------------------------------- +# Copyright (c) 2016 Red Hat Inc. All Rights Reserved. +# +# 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" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! +trap "_cleanup; exit \$status" 0 1 2 3 15 + +_cleanup() +{ + $UMOUNT_PROG $fs_mnt + _destroy_loop_device $loop_dev + cd / + rm -f $tmp.* +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter + +rm -f $seqres.full + +# real QA test starts here +_supported_fs generic +_supported_os Linux +_require_scratch + +# create a small filesystem to hold another filesystem image +_scratch_mkfs_sized $((512 * 1024 * 1024)) >>$seqres.full 2>&1 +_scratch_mount + +# create the sparse fs image and mount point +fs_img=$SCRATCH_MNT/fs.img +fs_mnt=$SCRATCH_MNT/mnt +$XFS_IO_PROG -fc "truncate 1g" $fs_img >>$seqres.full 2>&1 +mkdir -p $fs_mnt + +# mount loop device and create a larger file to hit I/O errors on loop device +loop_dev=$(_create_loop_device $fs_img) +_mkfs_dev $loop_dev +_mount $loop_dev $fs_mnt +$XFS_IO_PROG -fc "pwrite 0 520m" $fs_mnt/testfile >>$seqres.full 2>&1 + +# remount should not hang +$MOUNT_PROG -o remount,ro $fs_mnt + +# success, all done +echo "Silence is golden" +status=0 +exit diff --git a/tests/generic/354.out b/tests/generic/354.out new file mode 100644 index 0000000..8bc7ecf --- /dev/null +++ b/tests/generic/354.out @@ -0,0 +1,2 @@ +QA output created by 354 +Silence is golden diff --git a/tests/generic/group b/tests/generic/group index 0203afa..d33dd69 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -356,3 +356,4 @@ 351 blockdev quick rw 352 auto quick metadata 353 auto quick metadata +354 auto quick -- 1.8.3.1 -- To unsubscribe from this list: send the line "unsubscribe fstests" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html