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-rw-r--r--tools/testing/selftests/rcutorture/bin/functions.sh24
-rwxr-xr-xtools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh17
-rw-r--r--tools/testing/selftests/rcutorture/bin/kvm.sh8
3 files changed, 43 insertions, 6 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh
index 6b2adb29b073..d01b865bb100 100644
--- a/tools/testing/selftests/rcutorture/bin/functions.sh
+++ b/tools/testing/selftests/rcutorture/bin/functions.sh
@@ -76,6 +76,30 @@ configfrag_hotplug_cpu () {
grep -q '^CONFIG_HOTPLUG_CPU=y$' "$1"
}
+# identify_boot_image qemu-cmd
+#
+# Returns the relative path to the kernel build image. This will be
+# arch/<arch>/boot/bzImage unless overridden with the TORTURE_BOOT_IMAGE
+# environment variable.
+identify_boot_image () {
+ if test -n "$TORTURE_BOOT_IMAGE"
+ then
+ echo $TORTURE_BOOT_IMAGE
+ else
+ case "$1" in
+ qemu-system-x86_64|qemu-system-i386)
+ echo arch/x86/boot/bzImage
+ ;;
+ qemu-system-ppc64)
+ echo arch/powerpc/boot/bzImage
+ ;;
+ *)
+ echo ""
+ ;;
+ esac
+ fi
+}
+
# identify_qemu builddir
#
# Returns our best guess as to which qemu command is appropriate for
diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
index cfa97e1ad8dc..2301982b8087 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-run.sh
@@ -94,9 +94,17 @@ fi
# CONFIG_YENTA=n
if kvm-build.sh $config_template $builddir $T
then
+ QEMU="`identify_qemu $builddir/vmlinux`"
+ BOOT_IMAGE="`identify_boot_image $QEMU`"
cp $builddir/Make*.out $resdir
cp $builddir/.config $resdir
- cp $builddir/arch/x86/boot/bzImage $resdir
+ if test -n "$BOOT_IMAGE"
+ then
+ cp $builddir/$BOOT_IMAGE $resdir
+ else
+ echo No identifiable boot image, not running KVM, see $resdir.
+ echo Do the torture scripts know about your architecture?
+ fi
parse-build.sh $resdir/Make.out $title
if test -f $builddir.wait
then
@@ -124,9 +132,6 @@ cd $KVM
kstarttime=`awk 'BEGIN { print systime() }' < /dev/null`
echo ' ---' `date`: Starting kernel
-# Determine the appropriate flavor of qemu command.
-QEMU="`identify_qemu $builddir/vmlinux`"
-
# Generate -smp qemu argument.
qemu_args="-nographic $qemu_args"
cpu_count=`configNR_CPUS.sh $config_template`
@@ -151,13 +156,13 @@ boot_args="`configfrag_boot_params "$boot_args" "$config_template"`"
# Generate kernel-version-specific boot parameters
boot_args="`per_version_boot_params "$boot_args" $builddir/.config $seconds`"
-echo $QEMU $qemu_args -m 512 -kernel $builddir/arch/x86/boot/bzImage -append \"$qemu_append $boot_args\" > $resdir/qemu-cmd
+echo $QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append \"$qemu_append $boot_args\" > $resdir/qemu-cmd
if test -n "$TORTURE_BUILDONLY"
then
echo Build-only run specified, boot/test omitted.
exit 0
fi
-( $QEMU $qemu_args -m 512 -kernel $builddir/arch/x86/boot/bzImage -append "$qemu_append $boot_args"; echo $? > $resdir/qemu-retval ) &
+( $QEMU $qemu_args -m 512 -kernel $builddir/$BOOT_IMAGE -append "$qemu_append $boot_args"; echo $? > $resdir/qemu-retval ) &
qemu_pid=$!
commandcompleted=0
echo Monitoring qemu job at pid $qemu_pid
diff --git a/tools/testing/selftests/rcutorture/bin/kvm.sh b/tools/testing/selftests/rcutorture/bin/kvm.sh
index 37960d707d3e..468d92f94e7f 100644
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -39,6 +39,7 @@ dryrun=""
KVM="`pwd`/tools/testing/selftests/rcutorture"; export KVM
PATH=${KVM}/bin:$PATH; export PATH
TORTURE_DEFCONFIG=defconfig
+TORTURE_BOOT_IMAGE=""
TORTURE_INITRD="$KVM/initrd"; export TORTURE_INITRD
TORTURE_KMAKE_ARG=""
TORTURE_SUITE=rcu
@@ -53,6 +54,7 @@ kversion=""
usage () {
echo "Usage: $scriptname optional arguments:"
echo " --bootargs kernel-boot-arguments"
+ echo " --bootimage relative-path-to-kernel-boot-image"
echo " --buildonly"
echo " --configs \"config-file list\""
echo " --cpus N"
@@ -80,6 +82,11 @@ do
TORTURE_BOOTARGS="$2"
shift
;;
+ --bootimage)
+ checkarg --bootimage "(relative path to kernel boot image)" "$#" "$2" '[a-zA-Z0-9][a-zA-Z0-9_]*' '^--'
+ TORTURE_BOOT_IMAGE="$2"
+ shift
+ ;;
--buildonly)
TORTURE_BUILDONLY=1
;;
@@ -245,6 +252,7 @@ CONFIGFRAG="$CONFIGFRAG"; export CONFIGFRAG
KVM="$KVM"; export KVM
KVPATH="$KVPATH"; export KVPATH
PATH="$PATH"; export PATH
+TORTURE_BOOT_IMAGE="$TORTURE_BOOT_IMAGE"; export TORTURE_BOOT_IMAGE
TORTURE_BUILDONLY="$TORTURE_BUILDONLY"; export TORTURE_BUILDONLY
TORTURE_DEFCONFIG="$TORTURE_DEFCONFIG"; export TORTURE_DEFCONFIG
TORTURE_INITRD="$TORTURE_INITRD"; export TORTURE_INITRD
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