cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

011 (1799B)


      1#!/usr/bin/env bash
      2# group: rw auto quick
      3#
      4# Test for AIO allocation on the same cluster
      5#
      6# Copyright (C) 2009 Red Hat, Inc.
      7#
      8# This program is free software; you can redistribute it and/or modify
      9# it under the terms of the GNU General Public License as published by
     10# the Free Software Foundation; either version 2 of the License, or
     11# (at your option) any later version.
     12#
     13# This program is distributed in the hope that it will be useful,
     14# but WITHOUT ANY WARRANTY; without even the implied warranty of
     15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     16# GNU General Public License for more details.
     17#
     18# You should have received a copy of the GNU General Public License
     19# along with this program.  If not, see <http://www.gnu.org/licenses/>.
     20#
     21
     22# creator
     23owner=kwolf@redhat.com
     24
     25seq=`basename $0`
     26echo "QA output created by $seq"
     27
     28status=1	# failure is the default!
     29
     30_cleanup()
     31{
     32	_cleanup_test_img
     33}
     34trap "_cleanup; exit \$status" 0 1 2 3 15
     35
     36# get standard environment, filters and checks
     37. ./common.rc
     38. ./common.filter
     39
     40_supported_fmt generic
     41_supported_proto generic
     42_unsupported_imgopts "subformat=streamOptimized"
     43
     44
     45size=6G
     46
     47echo
     48echo "creating image"
     49_make_test_img $size
     50
     51
     52echo
     53echo "overlapping I/O"
     54for ((i=1;i<=10;i++)); do
     55    let mb=1024*1024
     56    let off1=$i*$mb
     57    let off2=$off1+512
     58
     59    # Note that we filter away the actual offset.  That's because qemu
     60    # may re-order the two aio requests.  We only want to make sure the
     61    # filesystem isn't corrupted afterwards anyway.
     62    $QEMU_IO -c "aio_write $off1 1M" -c "aio_write $off2 1M" "$TEST_IMG" | \
     63    	_filter_qemu_io | \
     64	sed -e 's/bytes at offset [0-9]*/bytes at offset XXX/g'
     65done
     66
     67echo
     68echo "checking image for errors"
     69_check_test_img
     70
     71# success, all done
     72echo "*** done"
     73rm -f $seq.full
     74status=0