tools/testing/selftests/rcutorture/bin/kvm.sh

   1 #!/bin/bash
   2 #
   3 # Run a series of 14 tests under KVM.  These are not particularly
   4 # well-selected or well-tuned, but are the current set.  Run from the
   5 # top level of the source tree.
   6 #
   7 # Edit the definitions below to set the locations of the various directories,
   8 # as well as the test duration.
   9 #
  10 # Usage: sh kvm.sh [ options ]
  11 #
  12 # This program is free software; you can redistribute it and/or modify
  13 # it under the terms of the GNU General Public License as published by
  14 # the Free Software Foundation; either version 2 of the License, or
  15 # (at your option) any later version.
  16 #
  17 # This program is distributed in the hope that it will be useful,
  18 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  19 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20 # GNU General Public License for more details.
  21 #
  22 # You should have received a copy of the GNU General Public License
  23 # along with this program; if not, you can access it online at
  24 # http://www.gnu.org/licenses/gpl-2.0.html.
  25 #
  26 # Copyright (C) IBM Corporation, 2011
  27 #
  28 # Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
  29
  30 scriptname=$0
  31 args="$*"
  32
  33 dur=30
  34 KVM="`pwd`/tools/testing/selftests/rcutorture"; export KVM
  35 PATH=${KVM}/bin:$PATH; export PATH
  36 builddir="${KVM}/b1"
  37 RCU_INITRD="$KVM/initrd"; export RCU_INITRD
  38 RCU_KMAKE_ARG=""; export RCU_KMAKE_ARG
  39 resdir=""
  40 configs=""
  41 ds=`date +%Y.%m.%d-%H:%M:%S`
  42 kversion=""
  43
  44 . functions.sh
  45
  46 usage () {
  47         echo "Usage: $scriptname optional arguments:"
  48         echo "       --bootargs kernel-boot-arguments"
  49         echo "       --builddir absolute-pathname"
  50         echo "       --buildonly"
  51         echo "       --configs \"config-file list\""
  52         echo "       --datestamp string"
  53         echo "       --duration minutes"
  54         echo "       --interactive"
  55         echo "       --kmake-arg kernel-make-arguments"
  56         echo "       --kversion vN.NN"
  57         echo "       --mac nn:nn:nn:nn:nn:nn"
  58         echo "       --no-initrd"
  59         echo "       --qemu-args qemu-system-..."
  60         echo "       --qemu-cmd qemu-system-..."
  61         echo "       --results absolute-pathname"
  62         echo "       --relbuilddir relative-pathname"
  63         exit 1
  64 }
  65
  66 while test $# -gt 0
  67 do
  68         case "$1" in
  69         --bootargs)
  70                 checkarg --bootargs "(list of kernel boot arguments)" "$#" "$2" '.*' '^--'
  71                 RCU_BOOTARGS="$2"
  72                 shift
  73                 ;;
  74         --builddir)
  75                 checkarg --builddir "(absolute pathname)" "$#" "$2" '^/' '^error'
  76                 builddir=$2
  77                 gotbuilddir=1
  78                 shift
  79                 ;;
  80         --buildonly)
  81                 RCU_BUILDONLY=1; export RCU_BUILDONLY
  82                 ;;
  83         --configs)
  84                 checkarg --configs "(list of config files)" "$#" "$2" '^[^/]*$' '^--'
  85                 configs="$2"
  86                 shift
  87                 ;;
  88         --datestamp)
  89                 checkarg --datestamp "(relative pathname)" "$#" "$2" '^[^/]*$' '^--'
  90                 ds=$2
  91                 shift
  92                 ;;
  93         --duration)
  94                 checkarg --duration "(minutes)" $# "$2" '^[0-9]*$' '^error'
  95                 dur=$2
  96                 shift
  97                 ;;
  98         --interactive)
  99                 RCU_QEMU_INTERACTIVE=1; export RCU_QEMU_INTERACTIVE
 100                 ;;
 101         --kmake-arg)
 102                 checkarg --kmake-arg "(kernel make arguments)" $# "$2" '.*' '^error$'
 103                 RCU_KMAKE_ARG="$2"; export RCU_KMAKE_ARG
 104                 shift
 105                 ;;
 106         --kversion)
 107                 checkarg --kversion "(kernel version)" $# "$2" '^v[0-9.]*$' '^error'
 108                 kversion=$2
 109                 shift
 110                 ;;
 111         --mac)
 112                 checkarg --mac "(MAC address)" $# "$2" '^\([0-9a-fA-F]\{2\}:\)\{5\}[0-9a-fA-F]\{2\}$' error
 113                 RCU_QEMU_MAC=$2; export RCU_QEMU_MAC
 114                 shift
 115                 ;;
 116         --no-initrd)
 117                 RCU_INITRD=""; export RCU_INITRD
 118                 ;;
 119         --qemu-args)
 120                 checkarg --qemu-args "-qemu args" $# "$2" '^-' '^error'
 121                 RCU_QEMU_ARG="$2"
 122                 shift
 123                 ;;
 124         --qemu-cmd)
 125                 checkarg --qemu-cmd "(qemu-system-...)" $# "$2" 'qemu-system-' '^--'
 126                 RCU_QEMU_CMD="$2"; export RCU_QEMU_CMD
 127                 shift
 128                 ;;
 129         --relbuilddir)
 130                 checkarg --relbuilddir "(relative pathname)" "$#" "$2" '^[^/]*$' '^--'
 131                 relbuilddir=$2
 132                 gotrelbuilddir=1
 133                 builddir=${KVM}/${relbuilddir}
 134                 shift
 135                 ;;
 136         --results)
 137                 checkarg --results "(absolute pathname)" "$#" "$2" '^/' '^error'
 138                 resdir=$2
 139                 shift
 140                 ;;
 141         *)
 142                 echo Unknown argument $1
 143                 usage
 144                 ;;
 145         esac
 146         shift
 147 done
 148
 149 CONFIGFRAG=${KVM}/configs; export CONFIGFRAG
 150 KVPATH=${CONFIGFRAG}/$kversion; export KVPATH
 151
 152 if test -z "$configs"
 153 then
 154         configs="`cat $CONFIGFRAG/$kversion/CFLIST`"
 155 fi
 156
 157 if test -z "$resdir"
 158 then
 159         resdir=$KVM/res
 160         if ! test -e $resdir
 161         then
 162                 mkdir $resdir || :
 163         fi
 164 else
 165         if ! test -e $resdir
 166         then
 167                 mkdir -p "$resdir" || :
 168         fi
 169 fi
 170 mkdir $resdir/$ds
 171 touch $resdir/$ds/log
 172 echo $scriptname $args
 173 echo $scriptname $args >> $resdir/$ds/log
 174
 175 pwd > $resdir/$ds/testid.txt
 176 if test -d .git
 177 then
 178         git status >> $resdir/$ds/testid.txt
 179         git rev-parse HEAD >> $resdir/$ds/testid.txt
 180 fi
 181 builddir=$KVM/b1
 182 if ! test -e $builddir
 183 then
 184         mkdir $builddir || :
 185 fi
 186
 187 for CF in $configs
 188 do
 189         # Running TREE01 multiple times creates TREE01, TREE01.2, TREE01.3, ...
 190         rd=$resdir/$ds/$CF
 191         if test -d "${rd}"
 192         then
 193                 n="`ls -d "${rd}"* | grep '\.[0-9]\+$' |
 194                         sed -e 's/^.*\.\([0-9]\+\)/\1/' |
 195                         sort -k1n | tail -1`"
 196                 if test -z "$n"
 197                 then
 198                         rd="${rd}.2"
 199                 else
 200                         n="`expr $n + 1`"
 201                         rd="${rd}.${n}"
 202                 fi
 203         fi
 204         mkdir "${rd}"
 205         echo Results directory: $rd
 206         kvm-test-1-rcu.sh $CONFIGFRAG/$kversion/$CF $builddir $rd $dur "-nographic $RCU_QEMU_ARG" "$RCU_BOOTARGS"
 207 done
 208 # Tracing: trace_event=rcu:rcu_grace_period,rcu:rcu_future_grace_period,rcu:rcu_grace_period_init,rcu:rcu_nocb_wake,rcu:rcu_preempt_task,rcu:rcu_unlock_preempted_task,rcu:rcu_quiescent_state_report,rcu:rcu_fqs,rcu:rcu_callback,rcu:rcu_kfree_callback,rcu:rcu_batch_start,rcu:rcu_invoke_callback,rcu:rcu_invoke_kfree_callback,rcu:rcu_batch_end,rcu:rcu_torture_read,rcu:rcu_barrier
 209
 210 echo " --- `date` Test summary:"
 211 kvm-recheck.sh $resdir/$ds