| Message ID | 20160805072147.GG25565@birch.djwong.org (mailing list archive) |
|---|---|
| State | Not Applicable |
| Headers | show |
On Fri, Aug 05, 2016 at 12:21:47AM -0700, Darrick J. Wong wrote: > Ensure that we can create a file with a single extent, reflink two > blocks out of the middle of that extent, and the resulting fiemap > reports two shared extents, instead of lazily reporting the entire > huge extent as shared. > > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> > --- > tests/generic/929 | 89 +++++++++++++++++++++++++++++++++++++++++++++++++ > tests/generic/929.out | 17 +++++++++ > tests/generic/group | 1 + > 3 files changed, 107 insertions(+) > create mode 100755 tests/generic/929 > create mode 100644 tests/generic/929.out > > diff --git a/tests/generic/929 b/tests/generic/929 > new file mode 100755 > index 0000000..9793be0 > --- /dev/null > +++ b/tests/generic/929 > @@ -0,0 +1,89 @@ > +#! /bin/bash > +# FS QA Test No. 929 > +# > +# Check that bmap/fiemap accurately report shared extents. > +# > +#----------------------------------------------------------------------- > +# Copyright (c) 2016 Oracle, Inc. 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 7 15 > + > +_cleanup() > +{ > + cd / > + rm -rf $tmp.* > + wait > +} > + > +# get standard environment, filters and checks > +. ./common/rc > +. ./common/filter > +. ./common/reflink > + > +# real QA test starts here > +_supported_os Linux Need "_supported_fs generic" > +_require_scratch_reflink > +_require_fiemap > + > +echo "Format and mount" > +_scratch_mkfs > $seqres.full 2>&1 > +_scratch_mount >> $seqres.full 2>&1 > + > +testdir=$SCRATCH_MNT/test-$seq > +mkdir $testdir > + > +blocks=5 > +blksz=65536 > +sz=$((blocks * blksz)) > + > +echo "Create the original files" > +$XFS_IO_PROG -f -c "falloc 0 $sz" $testdir/file1 >> $seqres.full > +_pwrite_byte 0x61 0 $sz $testdir/file1 >> $seqres.full > +_scratch_cycle_mount > + > +echo "file1 extents and holes" > +_count_extents $testdir/file1 > +_count_holes $testdir/file1 > + > +_reflink_range $testdir/file1 $blksz $testdir/file2 $((blksz * 3)) $blksz >> $seqres.full > +_reflink_range $testdir/file1 $((blksz * 3)) $testdir/file2 $blksz $blksz >> $seqres.full > +_scratch_cycle_mount > + > +echo "Compare files" > +md5sum $testdir/file1 | _filter_scratch > +md5sum $testdir/file2 | _filter_scratch > + > +echo "file1 extents and holes" > +_count_extents $testdir/file1 > +_count_holes $testdir/file1 > +echo "file2 extents and holes" > +_count_extents $testdir/file2 > +_count_holes $testdir/file2 > +echo "file1 shared extents" > +$XFS_IO_PROG -c 'fiemap -v' $testdir/file1 | awk '{print $5}' | grep '0x.*[2367aAbBfF]...$' -c Missing a command at the end? Thanks, Eryu > + > +# success, all done > +status=0 > +exit > diff --git a/tests/generic/929.out b/tests/generic/929.out > new file mode 100644 > index 0000000..e290f4c > --- /dev/null > +++ b/tests/generic/929.out > @@ -0,0 +1,17 @@ > +QA output created by 929 > +Format and mount > +Create the original files > +file1 extents and holes > +1 > +0 > +Compare files > +17af09af790a9b4c79cddf72f6b642cb SCRATCH_MNT/test-929/file1 > +79418df9c55ab7f58781cb7b9e7d5d91 SCRATCH_MNT/test-929/file2 > +file1 extents and holes > +5 > +0 > +file2 extents and holes > +2 > +2 > +file1 shared extents > +2 > diff --git a/tests/generic/group b/tests/generic/group > index 18b9775..732f6f6 100644 > --- a/tests/generic/group > +++ b/tests/generic/group > @@ -375,3 +375,4 @@ > 370 auto quick richacl > 927 auto quick clone > 928 auto quick clone dedupe > +929 auto quick clone -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Fri, Aug 05, 2016 at 03:46:07PM +0800, Eryu Guan wrote: > On Fri, Aug 05, 2016 at 12:21:47AM -0700, Darrick J. Wong wrote: > > Ensure that we can create a file with a single extent, reflink two > > blocks out of the middle of that extent, and the resulting fiemap > > reports two shared extents, instead of lazily reporting the entire > > huge extent as shared. > > > > Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> > > --- > > tests/generic/929 | 89 +++++++++++++++++++++++++++++++++++++++++++++++++ > > tests/generic/929.out | 17 +++++++++ > > tests/generic/group | 1 + > > 3 files changed, 107 insertions(+) > > create mode 100755 tests/generic/929 > > create mode 100644 tests/generic/929.out > > > > diff --git a/tests/generic/929 b/tests/generic/929 > > new file mode 100755 > > index 0000000..9793be0 > > --- /dev/null > > +++ b/tests/generic/929 > > @@ -0,0 +1,89 @@ > > +#! /bin/bash > > +# FS QA Test No. 929 > > +# > > +# Check that bmap/fiemap accurately report shared extents. > > +# > > +#----------------------------------------------------------------------- > > +# Copyright (c) 2016 Oracle, Inc. 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 7 15 > > + > > +_cleanup() > > +{ > > + cd / > > + rm -rf $tmp.* > > + wait > > +} > > + > > +# get standard environment, filters and checks > > +. ./common/rc > > +. ./common/filter > > +. ./common/reflink > > + > > +# real QA test starts here > > +_supported_os Linux > > Need "_supported_fs generic" Ok. > > +_require_scratch_reflink > > +_require_fiemap > > + > > +echo "Format and mount" > > +_scratch_mkfs > $seqres.full 2>&1 > > +_scratch_mount >> $seqres.full 2>&1 > > + > > +testdir=$SCRATCH_MNT/test-$seq > > +mkdir $testdir > > + > > +blocks=5 > > +blksz=65536 > > +sz=$((blocks * blksz)) > > + > > +echo "Create the original files" > > +$XFS_IO_PROG -f -c "falloc 0 $sz" $testdir/file1 >> $seqres.full > > +_pwrite_byte 0x61 0 $sz $testdir/file1 >> $seqres.full > > +_scratch_cycle_mount > > + > > +echo "file1 extents and holes" > > +_count_extents $testdir/file1 > > +_count_holes $testdir/file1 > > + > > +_reflink_range $testdir/file1 $blksz $testdir/file2 $((blksz * 3)) $blksz >> $seqres.full > > +_reflink_range $testdir/file1 $((blksz * 3)) $testdir/file2 $blksz $blksz >> $seqres.full > > +_scratch_cycle_mount > > + > > +echo "Compare files" > > +md5sum $testdir/file1 | _filter_scratch > > +md5sum $testdir/file2 | _filter_scratch > > + > > +echo "file1 extents and holes" > > +_count_extents $testdir/file1 > > +_count_holes $testdir/file1 > > +echo "file2 extents and holes" > > +_count_extents $testdir/file2 > > +_count_holes $testdir/file2 > > +echo "file1 shared extents" > > +$XFS_IO_PROG -c 'fiemap -v' $testdir/file1 | awk '{print $5}' | grep '0x.*[2367aAbBfF]...$' -c > > Missing a command at the end? Nope, it echoes the number of shared extents (that's what that awk and grep globule does), which /should/ be exactly 2. (Unless I'm missing something?) --D > > Thanks, > Eryu > > > + > > +# success, all done > > +status=0 > > +exit > > diff --git a/tests/generic/929.out b/tests/generic/929.out > > new file mode 100644 > > index 0000000..e290f4c > > --- /dev/null > > +++ b/tests/generic/929.out > > @@ -0,0 +1,17 @@ > > +QA output created by 929 > > +Format and mount > > +Create the original files > > +file1 extents and holes > > +1 > > +0 > > +Compare files > > +17af09af790a9b4c79cddf72f6b642cb SCRATCH_MNT/test-929/file1 > > +79418df9c55ab7f58781cb7b9e7d5d91 SCRATCH_MNT/test-929/file2 > > +file1 extents and holes > > +5 > > +0 > > +file2 extents and holes > > +2 > > +2 > > +file1 shared extents > > +2 > > diff --git a/tests/generic/group b/tests/generic/group > > index 18b9775..732f6f6 100644 > > --- a/tests/generic/group > > +++ b/tests/generic/group > > @@ -375,3 +375,4 @@ > > 370 auto quick richacl > > 927 auto quick clone > > 928 auto quick clone dedupe > > +929 auto quick clone > -- > To unsubscribe from this list: send the line "unsubscribe fstests" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Fri, Aug 05, 2016 at 01:02:12AM -0700, Darrick J. Wong wrote: > On Fri, Aug 05, 2016 at 03:46:07PM +0800, Eryu Guan wrote: > > On Fri, Aug 05, 2016 at 12:21:47AM -0700, Darrick J. Wong wrote: > > > +_count_holes $testdir/file2 > > > +echo "file1 shared extents" > > > +$XFS_IO_PROG -c 'fiemap -v' $testdir/file1 | awk '{print $5}' | grep '0x.*[2367aAbBfF]...$' -c > > > > Missing a command at the end? > > Nope, it echoes the number of shared extents (that's what that awk and grep > globule does), which /should/ be exactly 2. > > (Unless I'm missing something?) Ah, thanks! I saw "-c" at the end and thought it was part of xfs_io command without looking at it carefully. Thanks, Eryu -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/tests/generic/929 b/tests/generic/929 new file mode 100755 index 0000000..9793be0 --- /dev/null +++ b/tests/generic/929 @@ -0,0 +1,89 @@ +#! /bin/bash +# FS QA Test No. 929 +# +# Check that bmap/fiemap accurately report shared extents. +# +#----------------------------------------------------------------------- +# Copyright (c) 2016 Oracle, Inc. 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 7 15 + +_cleanup() +{ + cd / + rm -rf $tmp.* + wait +} + +# get standard environment, filters and checks +. ./common/rc +. ./common/filter +. ./common/reflink + +# real QA test starts here +_supported_os Linux +_require_scratch_reflink +_require_fiemap + +echo "Format and mount" +_scratch_mkfs > $seqres.full 2>&1 +_scratch_mount >> $seqres.full 2>&1 + +testdir=$SCRATCH_MNT/test-$seq +mkdir $testdir + +blocks=5 +blksz=65536 +sz=$((blocks * blksz)) + +echo "Create the original files" +$XFS_IO_PROG -f -c "falloc 0 $sz" $testdir/file1 >> $seqres.full +_pwrite_byte 0x61 0 $sz $testdir/file1 >> $seqres.full +_scratch_cycle_mount + +echo "file1 extents and holes" +_count_extents $testdir/file1 +_count_holes $testdir/file1 + +_reflink_range $testdir/file1 $blksz $testdir/file2 $((blksz * 3)) $blksz >> $seqres.full +_reflink_range $testdir/file1 $((blksz * 3)) $testdir/file2 $blksz $blksz >> $seqres.full +_scratch_cycle_mount + +echo "Compare files" +md5sum $testdir/file1 | _filter_scratch +md5sum $testdir/file2 | _filter_scratch + +echo "file1 extents and holes" +_count_extents $testdir/file1 +_count_holes $testdir/file1 +echo "file2 extents and holes" +_count_extents $testdir/file2 +_count_holes $testdir/file2 +echo "file1 shared extents" +$XFS_IO_PROG -c 'fiemap -v' $testdir/file1 | awk '{print $5}' | grep '0x.*[2367aAbBfF]...$' -c + +# success, all done +status=0 +exit diff --git a/tests/generic/929.out b/tests/generic/929.out new file mode 100644 index 0000000..e290f4c --- /dev/null +++ b/tests/generic/929.out @@ -0,0 +1,17 @@ +QA output created by 929 +Format and mount +Create the original files +file1 extents and holes +1 +0 +Compare files +17af09af790a9b4c79cddf72f6b642cb SCRATCH_MNT/test-929/file1 +79418df9c55ab7f58781cb7b9e7d5d91 SCRATCH_MNT/test-929/file2 +file1 extents and holes +5 +0 +file2 extents and holes +2 +2 +file1 shared extents +2 diff --git a/tests/generic/group b/tests/generic/group index 18b9775..732f6f6 100644 --- a/tests/generic/group +++ b/tests/generic/group @@ -375,3 +375,4 @@ 370 auto quick richacl 927 auto quick clone 928 auto quick clone dedupe +929 auto quick clone
Ensure that we can create a file with a single extent, reflink two blocks out of the middle of that extent, and the resulting fiemap reports two shared extents, instead of lazily reporting the entire huge extent as shared. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> --- tests/generic/929 | 89 +++++++++++++++++++++++++++++++++++++++++++++++++ tests/generic/929.out | 17 +++++++++ tests/generic/group | 1 + 3 files changed, 107 insertions(+) create mode 100755 tests/generic/929 create mode 100644 tests/generic/929.out -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html