--- /dev/null
+#! /bin/bash
+# FS QA Test No. 248
+#
+# Ensuring that copy on write in buffered mode to the source file when the
+# CoW range covers regular unshared and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - Reflink the odd blocks of the first file into the second file.
+# - CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_regular $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 248
+Format and mount
+Create the original files
+Compare files
+bdbcf02ee0aa977795a79d25fcfdccb1 SCRATCH_MNT/test-248/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-248/file3
+bdbcf02ee0aa977795a79d25fcfdccb1 SCRATCH_MNT/test-248/file1.chk
+CoW across the transition
+Compare files
+2dc2b131303b2f70ddb480778caac8b7 SCRATCH_MNT/test-248/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-248/file3
+2dc2b131303b2f70ddb480778caac8b7 SCRATCH_MNT/test-248/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 249
+#
+# Ensuring that copy on write in directio mode to the source file when the
+# CoW range covers regular unshared and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - Reflink the odd blocks of the first file into the second file.
+# - dio CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+_require_odirect
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_regular $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+$XFS_IO_PROG -d -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 249
+Format and mount
+Create the original files
+Compare files
+bdbcf02ee0aa977795a79d25fcfdccb1 SCRATCH_MNT/test-249/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-249/file3
+bdbcf02ee0aa977795a79d25fcfdccb1 SCRATCH_MNT/test-249/file1.chk
+CoW across the transition
+Compare files
+2dc2b131303b2f70ddb480778caac8b7 SCRATCH_MNT/test-249/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-249/file3
+2dc2b131303b2f70ddb480778caac8b7 SCRATCH_MNT/test-249/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 251
+#
+# Ensuring that copy on write in buffered mode to the source file when the
+# CoW range covers unwritten and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - fallocate the first file.
+# - Write the odd blocks of the first file.
+# - Reflink the odd blocks of the first file into the second file.
+# - CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_unwritten $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 251
+Format and mount
+Create the original files
+Compare files
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-251/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-251/file3
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-251/file1.chk
+CoW across the transition
+Compare files
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-251/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-251/file3
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-251/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 254
+#
+# Ensuring that copy on write in directio mode to the source file when the
+# CoW range covers unwritten and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - fallocate the first file.
+# - Write the odd blocks of the first file.
+# - Reflink the odd blocks of the first file into the second file.
+# - DIO CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+_require_odirect
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_unwritten $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+$XFS_IO_PROG -d -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 254
+Format and mount
+Create the original files
+Compare files
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-254/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-254/file3
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-254/file1.chk
+CoW across the transition
+Compare files
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-254/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-254/file3
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-254/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 255
+#
+# Ensuring that copy on write in buffered mode to the source file when the
+# CoW range covers holes and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - Truncate the first file.
+# - Write the odd blocks of the first file.
+# - Reflink the odd blocks of the first file into the second file.
+# - CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_holes $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 255
+Format and mount
+Create the original files
+Compare files
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-255/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-255/file3
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-255/file1.chk
+CoW across the transition
+Compare files
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-255/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-255/file3
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-255/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 256
+#
+# Ensuring that copy on write in directio mode to the source file when the
+# CoW range covers holes and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - Truncate the first file.
+# - Write the odd blocks of the first file.
+# - Reflink the odd blocks of the first file into the second file.
+# - DIO CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+_require_odirect
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_holes $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+$XFS_IO_PROG -d -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 256
+Format and mount
+Create the original files
+Compare files
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-256/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-256/file3
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-256/file1.chk
+CoW across the transition
+Compare files
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-256/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-256/file3
+e8cf59797f0b3758c8878c368bb4cf7e SCRATCH_MNT/test-256/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 257
+#
+# Ensuring that copy on write in buffered mode to the source file when the
+# CoW range covers delalloc blocks and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - Truncate the first file.
+# - Write the odd blocks of the first file.
+# - Reflink the odd blocks of the first file into the second file.
+# - Write the even blocks of the first file.
+# - CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_holes $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+_sweave_reflink_holes_delalloc $blksz $nr $testdir/file1 >> $seqres.full
+$XFS_IO_PROG -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 257
+Format and mount
+Create the original files
+Compare files
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-257/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-257/file3
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-257/file1.chk
+CoW across the transition
+Compare files
+35e2170e14665b780c6dec328d6a263b SCRATCH_MNT/test-257/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-257/file3
+35e2170e14665b780c6dec328d6a263b SCRATCH_MNT/test-257/file1.chk
--- /dev/null
+#! /bin/bash
+# FS QA Test No. 258
+#
+# Ensuring that copy on write in directio mode to the source file when the
+# CoW range covers delalloc blocks and regular shared blocks.
+# - Set cowextsz.
+# - Create two files.
+# - Truncate the first file.
+# - Write the odd blocks of the first file.
+# - Reflink the odd blocks of the first file into the second file.
+# - Write the even blocks of the first file.
+# - DIO CoW the first file across the halfway mark, starting with the
+# regular extent.
+# - Check that the files are now different where we say they're different.
+#
+#-----------------------------------------------------------------------
+# 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 -rf $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+. ./common/reflink
+
+# real QA test starts here
+_supported_os Linux
+_require_scratch_reflink
+_require_xfs_io_command "falloc"
+_require_odirect
+
+rm -f $seqres.full
+
+echo "Format and mount"
+_scratch_mkfs > $seqres.full 2>&1
+_scratch_mount >> $seqres.full 2>&1
+
+testdir=$SCRATCH_MNT/test-$seq
+mkdir $testdir
+
+echo "Create the original files"
+blksz=65536
+nr=64
+filesize=$((blksz * nr))
+$XFS_IO_PROG -c "cowextsize $((blksz * 16))" $testdir >> $seqres.full
+_sweave_reflink_holes $blksz $nr $testdir/file1 $testdir/file3 >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+echo "CoW across the transition"
+cowoff=$((filesize / 4))
+cowsz=$((filesize / 2))
+_sweave_reflink_holes_delalloc $blksz $nr $testdir/file1 >> $seqres.full
+$XFS_IO_PROG -d -f -c "pwrite -S 0x63 -b $cowsz $cowoff $cowsz" $testdir/file1 >> $seqres.full
+_pwrite_byte 0x63 $cowoff $cowsz $testdir/file1.chk >> $seqres.full
+_scratch_remount
+
+echo "Compare files"
+md5sum $testdir/file1 | _filter_scratch
+md5sum $testdir/file3 | _filter_scratch
+md5sum $testdir/file1.chk | _filter_scratch
+
+# success, all done
+status=0
+exit
--- /dev/null
+QA output created by 258
+Format and mount
+Create the original files
+Compare files
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-258/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-258/file3
+b8a8a88d4c143f79900c4b4e79aa3e37 SCRATCH_MNT/test-258/file1.chk
+CoW across the transition
+Compare files
+35e2170e14665b780c6dec328d6a263b SCRATCH_MNT/test-258/file1
+ce2023f765eba19677517c511886d5c9 SCRATCH_MNT/test-258/file3
+35e2170e14665b780c6dec328d6a263b SCRATCH_MNT/test-258/file1.chk
245 auto quick clone
246 auto quick clone
247 auto quick clone
+248 auto quick clone
+249 auto quick clone
250 auto quick rw prealloc metadata
+251 auto quick clone
252 auto quick prealloc
253 auto quick
+254 auto quick clone
+255 auto quick clone
+256 auto quick clone
+257 auto quick clone
+258 auto quick clone
259 auto quick
261 auto quick quota
262 auto quick quota