xfs: test rmapbt functionality

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

tests/xfs/233

@@ -0,0 +1,73 @@
+#! /bin/bash
+# FS QA Test No. 233
+#
+# Tests xfs_growfs on a rmapbt filesystem
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2016, Oracle and/or its affiliates.  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
+. ./common/xfs
+
+# real QA test starts here
+_supported_os Linux
+_supported_fs xfs
+_require_xfs_scratch_rmapbt
+
+echo "Format and mount"
+_scratch_mkfs_sized $((2 * 4096 * 4096)) > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz="$(stat -f $testdir -c '%S')"
+_pwrite_byte 0x61 0 $((blksz * 14 + 71)) $testdir/original >> $seqres.full
+cp -p $testdir/original $testdir/copy1
+cp -p $testdir/copy1 $testdir/copy2
+
+echo "Grow fs"
+$XFS_GROWFS_PROG $SCRATCH_MNT 2>&1 |  _filter_growfs >> $seqres.full
+_scratch_remount
+
+echo "Create more copies"
+cp -p $testdir/original $testdir/copy3
+
+xfs_info $SCRATCH_MNT >> $seqres.full
+
+# success, all done
+status=0
+exit