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apfstests/tests/xfs/186
T
Dave Chinner b9b5d74a9e xfs: New _require_* tests for CRC enabled filesystems
CRCs always enabled 32 bit project inodes and attr2 formats, hence
they cannot be turned off. Add new require rules for the tests that
require attr and 16 bit project IDs so these tests are avoided on
CRC enabled filesystems.

Also, add a xfs_db write check so that we can avoid tests that are
dependent on xfs_db modifying filesystem structures as they will
fail on CRC enabled filessystems right now. This is just temporary
until full write xfs_db support is available.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Rich Johnston <rjohnston@sgi.com>
2014-01-22 07:21:18 -06:00

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#! /bin/bash
# FS QA Test No. 186
#
# Test out:
# pv#979606: xfs bug in going from attr2 back to attr1
#
# Test bug in going from attr2 back to attr1 where xfs
# (due to xfs_attr_shortform_bytesfit)
# would reset the di_forkoff to the m_offset instead of
# leaving the di_forkoff alone as was intended.
#
# We create enough dirents to push us past m_attroffset,
# and create an EA so we have a fork offset
# and then turn on attr1 and add one more EA which
# will write over the shortform dirents.
#
#-----------------------------------------------------------------------
# Copyright (c) 2008 Silicon Graphics, 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 15
_cleanup()
{
cd /
rm -f $tmp.*
}
_create_dirents()
{
start_num=$1
end_num=$2
cd $fork_dir
for i in `seq $start_num $end_num`; do
touch file.$i
done
}
_create_eas()
{
start_num=$1
end_num=$2
for i in `seq $start_num $end_num`; do
$SETFATTR_PROG -n user.$i -v 0xbabe $fork_dir
done
}
_rmv_eas()
{
start_num=$1
end_num=$2
for i in `seq $start_num $end_num`; do
$SETFATTR_PROG -x user.$i $fork_dir
done
}
_filter_inode()
{
tee -a $seqres.full | \
sed -e "s/core.forkoff/forkoff/g" | \
egrep '^u.sfdir2|^a.sfattr|forkoff' | \
egrep -v 'inumber|parent'
}
_filter_version()
{
tee -a $seqres.full | tr ',' '\n' | grep ATTR
}
_print_inode()
{
echo ""
echo "================================="
$XFS_DB_PROG -c "version" $SCRATCH_DEV 2>&1 | _filter_version
$XFS_DB_PROG -c "inode $inum" -c p $SCRATCH_DEV 2>&1 | _filter_inode
echo "================================="
}
_do_eas()
{
echo ""
_scratch_mount
if [ $1 = "-r" ]; then
echo "*** remove EAs start $2 end $3 ***"
_rmv_eas $2 $3
else
echo "*** create EAs start $2 end $3 ***"
_create_eas $2 $3
fi
echo ""
cd /; $UMOUNT_PROG $SCRATCH_MNT
_print_inode
}
_do_dirents()
{
num=`expr $2 - $1 + 1`
echo ""
echo "*** create $num dirents ***"
echo ""
_scratch_mount
_create_dirents $1 $2
cd /; $UMOUNT_PROG $SCRATCH_MNT
_print_inode
}
_changeto_attr1()
{
echo ""
echo "Try setting attr1 by db"
echo ""
$XFS_DB_PROG -x -c "version attr1" $SCRATCH_DEV | _filter_version
}
# get standard environment, filters and checks
. ./common/rc
. ./common/filter
. ./common/attr
# real QA test starts here
# Modify as appropriate.
_supported_fs xfs
_supported_os Linux
_require_scratch
_require_attrs
_require_attr_v1
rm -f $seqres.full
_scratch_mkfs -i attr=2,size=512 -l lazy-count=1 >/dev/null 2>&1
# set inum to root dir ino
# we'll add in dirents and EAs into the root directory
eval `$XFS_DB_PROG -r -c 'sb 0' -c 'p rootino' $SCRATCH_DEV | $SED_PROG 's/ //g'`
inum=$rootino
fork_dir=$SCRATCH_MNT
_print_inode
# add enough dirents to be inline but more
# than will fit for m_attroffset for 512b inodes
# for attr2 this is not a problem
_do_dirents 1 25
# add 1 ea so we get our forkoff happening
_do_eas -c 1 1
# now change back to attr1 where forkoff is constant now
_changeto_attr1
# now add another EA
# for a bug in xfs_add_shortform_bytesfit
# where it resets the forkoff to m_attroffset>>3 instead of
# leaving as di_forkoff
# If it resets to m_attroffset which is in the middle of
# the dirents then they will get corrupted
_do_eas -c 2 2
# success, all done
status=0
exit