qemu-e2k/tests/qemu-iotests/018
Christoph Hellwig e8c212d682 qemu-iotests: replace FSF postal addresses with www.gnu.org links
Blue Swirl notices that we were using the old FSF post address in the
license boilerplates.  Replace both the old and new address with links
to the gnu.org licenses homepage as suggested by Ben Pfaff.

Signed-off-by: Christoph Hellwig <hch@lst.de>
2012-02-22 16:17:02 +01:00

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#!/bin/sh
#
# Merge backing file into test image when converting the image
#
# Copyright (C) 2009 Red Hat, Inc.
#
# 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; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
#
# creator
owner=kwolf@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.pattern
# Any format supporting backing files
_supported_fmt qcow qcow2 vmdk
_supported_os Linux
TEST_OFFSETS="0 4294967296"
_make_test_img 6G
echo "Filling base image"
echo
for offset in $TEST_OFFSETS; do
# Some clusters with alternating backing file/image file reads
io writev $(( offset )) 512 1024 64
# Complete backing clusters
io writev $(( offset + 64 * 1024)) 65536 65536 1
done
_check_test_img
echo "Creating test image with backing file"
echo
mv $TEST_IMG $TEST_IMG.base
_make_test_img -b $TEST_IMG.base 6G
echo "Filling test image"
echo
for offset in $TEST_OFFSETS; do
# Some clusters with alternating backing file/image file reads
io writev $(( offset + 512 )) 512 1024 64
# Complete test image clusters
io writev $(( offset + 64 * 1024 + 65536)) 65536 65536 1
done
_check_test_img
mv $TEST_IMG $TEST_IMG.orig
$QEMU_IMG convert -O $IMGFMT $TEST_IMG.orig $TEST_IMG
echo "Reading"
echo
for offset in $TEST_OFFSETS; do
# Some clusters with alternating backing file/image file reads
io readv $(( offset )) 512 1024 64
io readv $(( offset + 512 )) 512 1024 64
# Complete test image clusters
io readv $(( offset + 64 * 1024)) 65536 65536 1
io readv $(( offset + 64 * 1024 + 65536)) 65536 65536 1
# Empty sectors
io_zero readv $(( offset + 64 * 1024 + 65536 * 4 )) 65536 65536 1
done
_check_test_img
# success, all done
echo "*** done"
rm -f $seq.full
status=0