On Tue, Feb 09, 2016 at 07:09:23PM +1100, Dave Chinner wrote:
> On Mon, Feb 08, 2016 at 05:13:35PM -0800, Darrick J. Wong wrote:
> > Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> > ---
> > tests/xfs/215 | 108 ++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/215.out | 14 +++++
> > tests/xfs/218 | 108 ++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/218.out | 14 +++++
> > tests/xfs/219 | 108 ++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/219.out | 14 +++++
> > tests/xfs/221 | 108 ++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/221.out | 14 +++++
> > tests/xfs/223 | 113 ++++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/223.out | 14 +++++
> > tests/xfs/224 | 113 ++++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/224.out | 14 +++++
> > tests/xfs/225 | 108 ++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/225.out | 14 +++++
> > tests/xfs/226 | 108 ++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/226.out | 14 +++++
> > tests/xfs/228 | 137
> > +++++++++++++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/228.out | 14 +++++
> > tests/xfs/230 | 137
> > +++++++++++++++++++++++++++++++++++++++++++++++++++++
> > tests/xfs/230.out | 14 +++++
> > tests/xfs/group | 10 ++++
> > 21 files changed, 1298 insertions(+)
> > create mode 100755 tests/xfs/215
> > create mode 100644 tests/xfs/215.out
> > create mode 100755 tests/xfs/218
> > create mode 100644 tests/xfs/218.out
> > create mode 100755 tests/xfs/219
> > create mode 100644 tests/xfs/219.out
> > create mode 100755 tests/xfs/221
> > create mode 100644 tests/xfs/221.out
> > create mode 100755 tests/xfs/223
> > create mode 100644 tests/xfs/223.out
> > create mode 100755 tests/xfs/224
> > create mode 100644 tests/xfs/224.out
> > create mode 100755 tests/xfs/225
> > create mode 100644 tests/xfs/225.out
> > create mode 100755 tests/xfs/226
> > create mode 100644 tests/xfs/226.out
> > create mode 100755 tests/xfs/228
> > create mode 100644 tests/xfs/228.out
> > create mode 100755 tests/xfs/230
> > create mode 100644 tests/xfs/230.out
> >
> >
> > diff --git a/tests/xfs/215 b/tests/xfs/215
> > new file mode 100755
> > index 0000000..8dd5cb5
> > --- /dev/null
> > +++ b/tests/xfs/215
> > @@ -0,0 +1,108 @@
> > +#! /bin/bash
> > +# FS QA Test No. 215
> > +#
> > +# Ensuring that copy on write in direct-io mode works when the CoW
> > +# range originally covers multiple extents, some unwritten, some not.
> > +# - Set cowextsize hint.
> > +# - Create a file and fallocate a second file.
> > +# - Reflink the odd blocks of the first file into the second file.
> > +# - directio CoW across the halfway mark, starting with the unwritten
> > 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"
> > +rm -rf $testdir
> > +mkdir $testdir
> > +
> > +echo "Create the original files"
> > +blksz=65536
> > +nr=64
> > +real_blksz=$(stat -f -c '%S' "$testdir")
> > +internal_blks=$((blksz * nr / real_blksz))
> > +"$XFS_IO_PROG" -c "cowextsize $((blksz * 16))" "$testdir" >> "$seqres.full"
> > +_pwrite_byte 0x61 0 $((blksz * nr)) "$testdir/file1" >> "$seqres.full"
> > +$XFS_IO_PROG -f -c "falloc 0 $((blksz * nr))" "$testdir/file3" >>
> > "$seqres.full"
> > +_pwrite_byte 0x00 0 $((blksz * nr)) "$testdir/file3.chk" >> "$seqres.full"
> > +seq 0 2 $((nr-1)) | while read f; do
> > + _reflink_range "$testdir/file1" $((blksz * f)) "$testdir/file3"
> > $((blksz * f)) $blksz >> "$seqres.full"
> > + _pwrite_byte 0x61 $((blksz * f)) $blksz "$testdir/file3.chk" >>
> > "$seqres.full"
> > +done
>
> This looks like several tests use this setup. Factor?
Will tackle before I resubmit.
>
> > +_scratch_remount
> > +
> > +echo "Compare files"
> > +md5sum "$testdir/file1" | _filter_scratch
> > +md5sum "$testdir/file3" | _filter_scratch
> > +md5sum "$testdir/file3.chk" | _filter_scratch
> > +
> > +echo "directio CoW across the transition"
> > +"$XFS_IO_PROG" -d -f -c "pwrite -S 0x63 -b $((blksz * nr / 2)) $((blksz *
> > nr / 4)) $((blksz * nr / 2))" "$testdir/file3" >> "$seqres.full"
> > +_pwrite_byte 0x63 $((blksz * nr / 4)) $((blksz * nr / 2))
> > "$testdir/file3.chk" >> "$seqres.full"
> > +_scratch_remount
>
> These could really do with local variables to keep the verbosity
> down and make it easy to change in future.
>
> off=$((blksz * nr / 4))
> iosz=$((blksz * nr / 2))
>
> $XFS_IO_PROG -d -c "pwrite -S 0x63 -b $iosz $off $iosz" $testdir/file3
> _pwrite_byte 0x63 $off $iosz $testdir/file3.chk
Done. I decided on cowoff and cowsz since that's what we're doing.
--D
>
> -Dave.
> --
> Dave Chinner
> david@xxxxxxxxxxxxx
>
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