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

   1 #!/bin/bash
   2 #
   3 # Build a kvm-ready Linux kernel from the tree in the current directory.
   4 #
   5 # Usage: kvm-build.sh config-template build-dir more-configs
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program; if not, you can access it online at
  19 # http://www.gnu.org/licenses/gpl-2.0.html.
  20 #
  21 # Copyright (C) IBM Corporation, 2011
  22 #
  23 # Authors: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
  24
  25 config_template=${1}
  26 if test -z "$config_template" -o ! -f "$config_template" -o ! -r "$config_template"
  27 then
  28         echo "kvm-build.sh :$config_template: Not a readable file"
  29         exit 1
  30 fi
  31 builddir=${2}
  32 if test -z "$builddir" -o ! -d "$builddir" -o ! -w "$builddir"
  33 then
  34         echo "kvm-build.sh :$builddir: Not a writable directory, cannot build into it"
  35         exit 1
  36 fi
  37 moreconfigs=${3}
  38 if test -z "$moreconfigs" -o ! -r "$moreconfigs"
  39 then
  40         echo "kvm-build.sh :$moreconfigs: Not a readable file"
  41         exit 1
  42 fi
  43
  44 T=/tmp/test-linux.sh.$$
  45 trap 'rm -rf $T' 0
  46 mkdir $T
  47
  48 grep -v 'CONFIG_[A-Z]*_TORTURE_TEST' < ${config_template} > $T/config
  49 cat << ___EOF___ >> $T/config
  50 CONFIG_INITRAMFS_SOURCE="$TORTURE_INITRD"
  51 CONFIG_VIRTIO_PCI=y
  52 CONFIG_VIRTIO_CONSOLE=y
  53 ___EOF___
  54 cat $moreconfigs >> $T/config
  55
  56 configinit.sh $T/config O=$builddir
  57 retval=$?
  58 if test $retval -gt 1
  59 then
  60         exit 2
  61 fi
  62 ncpus=`cpus2use.sh`
  63 make O=$builddir -j$ncpus $TORTURE_KMAKE_ARG > $builddir/Make.out 2>&1
  64 retval=$?
  65 if test $retval -ne 0 || grep "rcu[^/]*": < $builddir/Make.out | egrep -q "Stop|Error|error:|warning:" || egrep -q "Stop|Error|error:" < $builddir/Make.out
  66 then
  67         echo Kernel build error
  68         egrep "Stop|Error|error:|warning:" < $builddir/Make.out
  69         echo Run aborted.
  70         exit 3
  71 fi