torture: Rename RCU_QEMU_INTERACTIVE to TORTURE_QEMU_INTERACTIVE

This commit makes the torture scripts a bit more RCU-independent.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

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

@@ -107,14 +107,14 @@ 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
@@ -125,7 +125,7 @@ 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.
+# and TORTURE_QEMU_INTERACTIVE environment variables.
 identify_qemu_args () {
 	case "$1" in
 	qemu-system-x86_64|qemu-system-i386)
@@ -133,17 +133,17 @@ identify_qemu_args () {
 	qemu-system-ppc64)
 		echo -enable-kvm -M pseries -cpu POWER7 -nodefaults
 		echo -device spapr-vscsi
-		if test -n "$RCU_QEMU_INTERACTIVE" -a -n "$RCU_QEMU_MAC"
+		if test -n "$TORTURE_QEMU_INTERACTIVE" -a -n "$RCU_QEMU_MAC"
 		then
 			echo -device spapr-vlan,netdev=net0,mac=$RCU_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

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

@@ -114,7 +114,7 @@ do
 		shift
 		;;
 	--interactive)
-		RCU_QEMU_INTERACTIVE=1; export RCU_QEMU_INTERACTIVE
+		TORTURE_QEMU_INTERACTIVE=1; export TORTURE_QEMU_INTERACTIVE
 		;;
 	--kmake-arg)
 		checkarg --kmake-arg "(kernel make arguments)" $# "$2" '.*' '^error$'
@@ -378,7 +378,7 @@ then
 	echo TORTURE_INITRD="$TORTURE_INITRD; export TORTURE_INITRD"
 	echo TORTURE_KMAKE_ARG="$TORTURE_KMAKE_ARG; export TORTURE_KMAKE_ARG"
 	echo RCU_QEMU_CMD="$RCU_QEMU_CMD; export RCU_QEMU_CMD"
-	echo RCU_QEMU_INTERACTIVE="$RCU_QEMU_INTERACTIVE; export RCU_QEMU_INTERACTIVE"
+	echo TORTURE_QEMU_INTERACTIVE="$TORTURE_QEMU_INTERACTIVE; export TORTURE_QEMU_INTERACTIVE"
 	echo RCU_QEMU_MAC="$RCU_QEMU_MAC; export RCU_QEMU_MAC"
 	echo "mkdir -p "$resdir" || :"
 	echo "mkdir $resdir/$ds"