jcs.org
qemu with hax to log dma reads & writes
jcs.org/2018/11/12/vfio
qemu-iotests: add test case 101 for short file I/O
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
authored by
Stefan Hajnoczi
and committed by
Kevin Wolf
8d9eb33c
61ed73cf
+69
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tests/qemu-iotests/101
+58
tests/qemu-iotests/101
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#!/bin/bash
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#
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# Test short file I/O
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#
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# Copyright (C) 2014 Red Hat, Inc.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# creator
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owner=stefanha@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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_supported_fmt raw
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_supported_proto file
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_supported_os Linux
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echo
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echo "== creating short image file =="
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dd if=/dev/zero of="$TEST_IMG" bs=1 count=320
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echo
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echo "== reading bytes beyond EOF gives zeroes =="
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$QEMU_IO -c "read -P 0 0 512" "$TEST_IMG" | _filter_qemu_io
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# success, all done
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echo "*** done"
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rm -f $seq.full
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status=0
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tests/qemu-iotests/101.out
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tests/qemu-iotests/101.out