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apfstests/tests/btrfs/216
T
Darrick J. Wong a860a167d8 common: kill _supported_os
fstests only supports Linux, so get rid of this unnecessary predicate.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
2020-09-21 01:16:50 +08:00

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#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2020 Oracle. All Rights Reserved.
#
# FS QA Test 216
#
# Test if the show_devname() returns sprout device instead of seed device.
#
# Fixed in kernel patch:
# btrfs: btrfs_show_devname don't traverse into the seed fsid
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
# remove previous $seqres.full before test
rm -f $seqres.full
# real QA test starts here
_supported_fs btrfs
_require_scratch_dev_pool 2
_scratch_dev_pool_get 2
seed=$(echo $SCRATCH_DEV_POOL | awk '{print $1}')
sprout=$(echo $SCRATCH_DEV_POOL | awk '{print $2}')
_mkfs_dev $seed
$BTRFS_TUNE_PROG -S 1 $seed
_mount $seed $SCRATCH_MNT >> $seqres.full 2>&1
cat /proc/self/mounts | grep $seed >> $seqres.full
$BTRFS_UTIL_PROG device add -f $sprout $SCRATCH_MNT
cat /proc/self/mounts | grep $sprout >> $seqres.full
# check if the show_devname() returns the sprout device instead of seed device.
dev=$(grep $SCRATCH_MNT /proc/self/mounts | $AWK_PROG '{print $1}')
if [ "$sprout" != "$dev" ]; then
echo "Unexpected device: $dev, expected $sprout"
fi
echo "Silence is golden"
_scratch_dev_pool_put
# success, all done
status=0
exit