Eryu Guan
2013-Oct-10 04:52 UTC
[PATCH] xfstests btrfs/012: test balance while creating and deleting subvolumes
Do subvolume create/delete in loop at back ground and do filesystem
balance at the same time could trigger
kernel BUG at fs/btrfs/relocation.c:2255!
on 3.12-rc4 kernel.
Signed-off-by: Eryu Guan <eguan@redhat.com>
---
tests/btrfs/012 | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++
tests/btrfs/012.out | 11 ++++++++
tests/btrfs/group | 1 +
3 files changed, 86 insertions(+)
create mode 100755 tests/btrfs/012
create mode 100644 tests/btrfs/012.out
diff --git a/tests/btrfs/012 b/tests/btrfs/012
new file mode 100755
index 0000000..3f72a9b
--- /dev/null
+++ b/tests/btrfs/012
@@ -0,0 +1,74 @@
+#! /bin/bash
+# FS QA Test No. btrfs/012
+#
+# Test btrfs balance while creating and deleting subvolumes
+#
+# On buggy kernel this could trigger:
+# kernel BUG at fs/btrfs/relocation.c:2255!
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2013 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 $seq"
+
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs btrfs
+_supported_os Linux
+_require_scratch
+_require_scratch_dev_pool
+
+subvolume=subvol_$seq
+rm -f $seqres.full
+
+subvolume_create_delete()
+{
+ while true; do
+ $BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/$subvolume >/dev/null
+ $BTRFS_UTIL_PROG subvolume delete $SCRATCH_MNT/$subvolume >/dev/null
+ done
+}
+
+_scratch_pool_mkfs >> $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+subvolume_create_delete &
+
+for i in `seq 1 10`;do
+ $BTRFS_UTIL_PROG filesystem balance start $SCRATCH_MNT >>$seqres.full
2>&1
+ echo "Done balance loop $i"
+done
+kill $!
+wait
+
+# No crash, test passed
+status=0
+exit
diff --git a/tests/btrfs/012.out b/tests/btrfs/012.out
new file mode 100644
index 0000000..9604f1b
--- /dev/null
+++ b/tests/btrfs/012.out
@@ -0,0 +1,11 @@
+QA output created by 012
+Done balance loop 1
+Done balance loop 2
+Done balance loop 3
+Done balance loop 4
+Done balance loop 5
+Done balance loop 6
+Done balance loop 7
+Done balance loop 8
+Done balance loop 9
+Done balance loop 10
diff --git a/tests/btrfs/group b/tests/btrfs/group
index d2fe030..c12b9e9 100644
--- a/tests/btrfs/group
+++ b/tests/btrfs/group
@@ -14,3 +14,4 @@
009 auto quick
010 auto quick
011 auto
+012 auto quick
--
1.8.3.1
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Wang Shilong
2013-Oct-10 05:13 UTC
Re: [PATCH] xfstests btrfs/012: test balance while creating and deleting subvolumes
On 10/10/2013 12:52 PM, Eryu Guan wrote: Gui Hecheng has send a patch for this before: [PATCH V2] xfstest: an regression test for btrfs balance https://patchwork.kernel.org/patch/3006261/ Thanks, Wang> Do subvolume create/delete in loop at back ground and do filesystem > balance at the same time could trigger > > kernel BUG at fs/btrfs/relocation.c:2255! > > on 3.12-rc4 kernel. > > Signed-off-by: Eryu Guan <eguan@redhat.com> > --- > tests/btrfs/012 | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++ > tests/btrfs/012.out | 11 ++++++++ > tests/btrfs/group | 1 + > 3 files changed, 86 insertions(+) > create mode 100755 tests/btrfs/012 > create mode 100644 tests/btrfs/012.out > > diff --git a/tests/btrfs/012 b/tests/btrfs/012 > new file mode 100755 > index 0000000..3f72a9b > --- /dev/null > +++ b/tests/btrfs/012 > @@ -0,0 +1,74 @@ > +#! /bin/bash > +# FS QA Test No. btrfs/012 > +# > +# Test btrfs balance while creating and deleting subvolumes > +# > +# On buggy kernel this could trigger: > +# kernel BUG at fs/btrfs/relocation.c:2255! > +# > +#----------------------------------------------------------------------- > +# Copyright (c) 2013 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 $seq" > + > +status=1 # failure is the default! > +trap "_cleanup; exit \$status" 0 1 2 3 15 > + > +_cleanup() > +{ > + cd / > +} > + > +# get standard environment, filters and checks > +. ./common/rc > +. ./common/filter > + > +# real QA test starts here > +_supported_fs btrfs > +_supported_os Linux > +_require_scratch > +_require_scratch_dev_pool > + > +subvolume=subvol_$seq > +rm -f $seqres.full > + > +subvolume_create_delete() > +{ > + while true; do > + $BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/$subvolume >/dev/null > + $BTRFS_UTIL_PROG subvolume delete $SCRATCH_MNT/$subvolume >/dev/null > + done > +} > + > +_scratch_pool_mkfs >> $seqres.full 2>&1 > +_scratch_mount >> $seqres.full 2>&1 > + > +subvolume_create_delete & > + > +for i in `seq 1 10`;do > + $BTRFS_UTIL_PROG filesystem balance start $SCRATCH_MNT >>$seqres.full 2>&1 > + echo "Done balance loop $i" > +done > +kill $! > +wait > + > +# No crash, test passed > +status=0 > +exit > diff --git a/tests/btrfs/012.out b/tests/btrfs/012.out > new file mode 100644 > index 0000000..9604f1b > --- /dev/null > +++ b/tests/btrfs/012.out > @@ -0,0 +1,11 @@ > +QA output created by 012 > +Done balance loop 1 > +Done balance loop 2 > +Done balance loop 3 > +Done balance loop 4 > +Done balance loop 5 > +Done balance loop 6 > +Done balance loop 7 > +Done balance loop 8 > +Done balance loop 9 > +Done balance loop 10 > diff --git a/tests/btrfs/group b/tests/btrfs/group > index d2fe030..c12b9e9 100644 > --- a/tests/btrfs/group > +++ b/tests/btrfs/group > @@ -14,3 +14,4 @@ > 009 auto quick > 010 auto quick > 011 auto > +012 auto quick_______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs