On Thursday 8 October 2020 9:29:57 AM IST Darrick J. Wong wrote: > From: Darrick J. Wong <darrick.wong@xxxxxxxxxx> > > Make sure that we can run growfs to expand the realtime volume without > it blowing up. This is a regression test for the following patches: > > xfs: Set xfs_buf type flag when growing summary/bitmap files > xfs: Set xfs_buf's b_ops member when zeroing bitmap/summary files > xfs: fix realtime bitmap/summary file truncation when growing rt volume > xfs: make xfs_growfs_rt update secondary superblocks > > Because the xfs maintainer realized that no, we have no tests for this > particular piece of functionality. Looks good to me. Reviewed-by: Chandan Babu R <chandanrlinux@xxxxxxxxx> Eryu, We could ignore https://www.spinics.net/lists/linux-xfs/msg44948.html since the current patch is a superset of the test scenarios verified there. > > Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx> > --- > tests/xfs/916 | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++++ > tests/xfs/916.out | 10 +++++++ > tests/xfs/group | 1 + > 3 files changed, 92 insertions(+) > create mode 100755 tests/xfs/916 > create mode 100644 tests/xfs/916.out > > diff --git a/tests/xfs/916 b/tests/xfs/916 > new file mode 100755 > index 00000000..c2484376 > --- /dev/null > +++ b/tests/xfs/916 > @@ -0,0 +1,81 @@ > +#! /bin/bash > +# SPDX-License-Identifier: GPL-2.0-or-later > +# Copyright (c) 2020, Oracle and/or its affiliates. All Rights Reserved. > +# > +# FS QA Test No. 916 > +# > +# Tests xfs_growfs on the realtime volume to make sure none of it blows up. > +# This is a regression test for the following patches: > +# > +# xfs: Set xfs_buf type flag when growing summary/bitmap files > +# xfs: Set xfs_buf's b_ops member when zeroing bitmap/summary files > +# xfs: fix realtime bitmap/summary file truncation when growing rt volume > +# xfs: make xfs_growfs_rt update secondary superblocks > +# > +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 / > + _scratch_unmount >> $seqres.full 2>&1 > + test -e "$rtdev" && losetup -d $rtdev >> $seqres.full 2>&1 > + rm -f $tmp.* $TEST_DIR/$seq.rtvol > +} > + > +# get standard environment, filters and checks > +. ./common/rc > +. ./common/filter > + > +# real QA test starts here > +_supported_fs xfs > +# Note that we don't _require_realtime because we synthesize a rt volume > +# below. > +_require_scratch_nocheck > +_require_no_large_scratch_dev > + > +echo "Create fake rt volume" > +truncate -s 400m $TEST_DIR/$seq.rtvol > +rtdev=$(_create_loop_device $TEST_DIR/$seq.rtvol) > + > +echo "Format and mount 100m rt volume" > +export USE_EXTERNAL=yes > +export SCRATCH_RTDEV=$rtdev > +_scratch_mkfs -r size=100m > $seqres.full > +_scratch_mount || _notrun "Could not mount scratch with synthetic rt volume" > + > +testdir=$SCRATCH_MNT/test-$seq > +mkdir $testdir > + > +echo "Check rt volume stats" > +$XFS_IO_PROG -c 'chattr +t' $testdir > +$XFS_INFO_PROG $SCRATCH_MNT >> $seqres.full > +before=$(stat -f -c '%b' $testdir) > + > +echo "Create some files" > +_pwrite_byte 0x61 0 1m $testdir/original >> $seqres.full > + > +echo "Grow fs" > +$XFS_GROWFS_PROG $SCRATCH_MNT 2>&1 | _filter_growfs >> $seqres.full > +_scratch_cycle_mount > + > +echo "Recheck 400m rt volume stats" > +$XFS_INFO_PROG $SCRATCH_MNT >> $seqres.full > +after=$(stat -f -c '%b' $testdir) > +_within_tolerance "rt volume size" $after $((before * 4)) 5% -v > + > +echo "Create more copies to make sure the bitmap really works" > +cp -p $testdir/original $testdir/copy3 > + > +echo "Check filesystem" > +_check_xfs_filesystem $SCRATCH_DEV none $rtdev > + > +# success, all done > +status=0 > +exit > diff --git a/tests/xfs/916.out b/tests/xfs/916.out > new file mode 100644 > index 00000000..55f2356a > --- /dev/null > +++ b/tests/xfs/916.out > @@ -0,0 +1,10 @@ > +QA output created by 916 > +Create fake rt volume > +Format and mount 100m rt volume > +Check rt volume stats > +Create some files > +Grow fs > +Recheck 400m rt volume stats > +rt volume size is in range > +Create more copies to make sure the bitmap really works > +Check filesystem > diff --git a/tests/xfs/group b/tests/xfs/group > index ef375397..4e58b5cc 100644 > --- a/tests/xfs/group > +++ b/tests/xfs/group > @@ -549,6 +549,7 @@ > 910 auto quick inobtcount > 911 auto quick bigtime > 915 auto quick quota > +916 auto quick realtime growfs > 1202 auto quick swapext > 1208 auto quick swapext > 1500 dangerous_fuzzers dangerous_bothrepair > -- chandan
