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-rw-r--r--tools/testing/selftests/rcutorture/bin/functions.sh48
1 files changed, 36 insertions, 12 deletions
diff --git a/tools/testing/selftests/rcutorture/bin/functions.sh b/tools/testing/selftests/rcutorture/bin/functions.sh
index 9b17e810ddc3..d01b865bb100 100644
--- a/tools/testing/selftests/rcutorture/bin/functions.sh
+++ b/tools/testing/selftests/rcutorture/bin/functions.sh
@@ -76,15 +76,39 @@ 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
-# the kernel at hand. Override with the RCU_QEMU_CMD environment variable.
+# the kernel at hand. Override with the TORTURE_QEMU_CMD environment variable.
identify_qemu () {
local u="`file "$1"`"
- if test -n "$RCU_QEMU_CMD"
+ if test -n "$TORTURE_QEMU_CMD"
then
- echo $RCU_QEMU_CMD
+ echo $TORTURE_QEMU_CMD
elif echo $u | grep -q x86-64
then
echo qemu-system-x86_64
@@ -98,7 +122,7 @@ identify_qemu () {
echo Cannot figure out what qemu command to use! 1>&2
echo file $1 output: $u
# Usually this will be one of /usr/bin/qemu-system-*
- # Use RCU_QEMU_CMD environment variable or appropriate
+ # Use TORTURE_QEMU_CMD environment variable or appropriate
# argument to top-level script.
exit 1
fi
@@ -107,14 +131,14 @@ identify_qemu () {
# identify_qemu_append qemu-cmd
#
# Output arguments for the qemu "-append" string based on CPU type
-# and the RCU_QEMU_INTERACTIVE environment variable.
+# and the TORTURE_QEMU_INTERACTIVE environment variable.
identify_qemu_append () {
case "$1" in
qemu-system-x86_64|qemu-system-i386)
echo noapic selinux=0 initcall_debug debug
;;
esac
- if test -n "$RCU_QEMU_INTERACTIVE"
+ if test -n "$TORTURE_QEMU_INTERACTIVE"
then
echo root=/dev/sda
else
@@ -124,8 +148,8 @@ identify_qemu_append () {
# identify_qemu_args qemu-cmd serial-file
#
-# Output arguments for qemu arguments based on the RCU_QEMU_MAC
-# and RCU_QEMU_INTERACTIVE environment variables.
+# Output arguments for qemu arguments based on the TORTURE_QEMU_MAC
+# and TORTURE_QEMU_INTERACTIVE environment variables.
identify_qemu_args () {
case "$1" in
qemu-system-x86_64|qemu-system-i386)
@@ -133,17 +157,17 @@ identify_qemu_args () {
qemu-system-ppc64)
echo -enable-kvm -M pseries -cpu POWER7 -nodefaults
echo -device spapr-vscsi
- if test -n "$RCU_QEMU_INTERACTIVE" -a -n "$RCU_QEMU_MAC"
+ if test -n "$TORTURE_QEMU_INTERACTIVE" -a -n "$TORTURE_QEMU_MAC"
then
- echo -device spapr-vlan,netdev=net0,mac=$RCU_QEMU_MAC
+ echo -device spapr-vlan,netdev=net0,mac=$TORTURE_QEMU_MAC
echo -netdev bridge,br=br0,id=net0
- elif test -n "$RCU_QEMU_INTERACTIVE"
+ elif test -n "$TORTURE_QEMU_INTERACTIVE"
then
echo -net nic -net user
fi
;;
esac
- if test -n "$RCU_QEMU_INTERACTIVE"
+ if test -n "$TORTURE_QEMU_INTERACTIVE"
then
echo -monitor stdio -serial pty -S
else