new file mode 100644
@@ -0,0 +1,77 @@
+#! /bin/bash
+# FS QA Test No. 043
+#
+# stresstest for btrfs quota operations. we run fsstress and quota
+# operations concurrently.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2014 Fujitsu. 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()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+_supported_fs btrfs
+_supported_os Linux
+_require_scratch
+
+rm -f $seqres.full
+
+_quota_enabled_background()
+{
+ i=1
+ while [ $i -le 5 ]
+ do
+ _run_btrfs_util_prog quota enable $SCRATCH_MNT
+ _run_btrfs_util_prog quota disable $SCRATCH_MNT
+ i=$(($i+1))
+ sleep 1
+ done
+}
+
+MKFS_SIZE=$((1024 * 1024 * 1024))
+run_check _scratch_mkfs_sized $MKFS_SIZE
+run_check _scratch_mount
+
+_quota_enabled_background &
+run_check $FSSTRESS_PROG -d $SCRATCH_MNT -w -p 5 -n 1000 \
+ $FSSTRESS_AVOID
+
+wait
+run_check _scratch_unmount
+_check_scratch_fs
+
+# success, all done
+echo "Silence is golden"
+status=0
+exit
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@@ -0,0 +1,2 @@
+QA output created by 043
+Silence is golden
@@ -45,3 +45,4 @@
040 auto quick
041 auto quick
042 auto quick
+043 auto quick
So this is a stress test for btrfs quota operations. it can also detect the following commit fixed problem: 4082bd3d73(Btrfs: fix oops when writting dirty qgroups to disk) Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com> --- v2->v3: wait background thread finished before umounting.(Thanks to Josef) v1->v2: switch into new helper _run_btrfs_util_prog().(Pointed by Dave Chinner) --- tests/btrfs/043 | 77 +++++++++++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/043.out | 2 ++ tests/btrfs/group | 1 + 3 files changed, 80 insertions(+) create mode 100644 tests/btrfs/043 create mode 100644 tests/btrfs/043.out