diff --git a/tools/testing/selftests/rcutorture/bin/kvm-test-1-rcu.sh b/tools/testing/selftests/rcutorture/bin/kvm-test-1-rcu.sh
index 41ea781..30cfbc8 100755
--- a/tools/testing/selftests/rcutorture/bin/kvm-test-1-rcu.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm-test-1-rcu.sh
@@ -47,6 +47,7 @@
 . $KVPATH/ver_functions.sh
 
 config_template=${1}
+config_dir=`echo $config_template | sed -e 's,/[^/]*$,,'`
 title=`echo $config_template | sed -e 's/^.*\///'`
 builddir=${2}
 if test -z "$builddir" -o ! -d "$builddir" -o ! -w "$builddir"
@@ -63,9 +64,10 @@
 cp $config_template $resdir/ConfigFragment
 echo ' ---' `date`: Starting build
 echo ' ---' Kconfig fragment at: $config_template >> $resdir/log
-cat << '___EOF___' >> $T
-CONFIG_RCU_TORTURE_TEST=y
-___EOF___
+if test -r "$config_dir/CFcommon"
+then
+	cat < $config_dir/CFcommon >> $T
+fi
 # Optimizations below this point
 # CONFIG_USB=n
 # CONFIG_SECURITY=n
diff --git a/tools/testing/selftests/rcutorture/configs/BUSTED b/tools/testing/selftests/rcutorture/configs/BUSTED
index 46fb6cf..48d8a24 100644
--- a/tools/testing/selftests/rcutorture/configs/BUSTED
+++ b/tools/testing/selftests/rcutorture/configs/BUSTED
@@ -5,4 +5,3 @@
 CONFIG_PREEMPT_NONE=n
 CONFIG_PREEMPT_VOLUNTARY=n
 CONFIG_PREEMPT=y
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/CFcommon b/tools/testing/selftests/rcutorture/configs/CFcommon
new file mode 100644
index 0000000..d2d2a86
--- /dev/null
+++ b/tools/testing/selftests/rcutorture/configs/CFcommon
@@ -0,0 +1,2 @@
+CONFIG_RCU_TORTURE_TEST=y
+CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/SRCU-N b/tools/testing/selftests/rcutorture/configs/SRCU-N
index b4c6340..9fbb41b 100644
--- a/tools/testing/selftests/rcutorture/configs/SRCU-N
+++ b/tools/testing/selftests/rcutorture/configs/SRCU-N
@@ -5,4 +5,3 @@
 CONFIG_PREEMPT_NONE=y
 CONFIG_PREEMPT_VOLUNTARY=n
 CONFIG_PREEMPT=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/SRCU-P b/tools/testing/selftests/rcutorture/configs/SRCU-P
index 6650e00..4b6f272 100644
--- a/tools/testing/selftests/rcutorture/configs/SRCU-P
+++ b/tools/testing/selftests/rcutorture/configs/SRCU-P
@@ -5,4 +5,3 @@
 CONFIG_PREEMPT_NONE=n
 CONFIG_PREEMPT_VOLUNTARY=n
 CONFIG_PREEMPT=y
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TINY01 b/tools/testing/selftests/rcutorture/configs/TINY01
index 0c2823f..0a63e07 100644
--- a/tools/testing/selftests/rcutorture/configs/TINY01
+++ b/tools/testing/selftests/rcutorture/configs/TINY01
@@ -10,4 +10,3 @@
 CONFIG_DEBUG_LOCK_ALLOC=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
 CONFIG_PREEMPT_COUNT=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TINY02 b/tools/testing/selftests/rcutorture/configs/TINY02
index e5072d7..f4feaee 100644
--- a/tools/testing/selftests/rcutorture/configs/TINY02
+++ b/tools/testing/selftests/rcutorture/configs/TINY02
@@ -10,4 +10,3 @@
 CONFIG_DEBUG_LOCK_ALLOC=y
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
 CONFIG_PREEMPT_COUNT=y
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE01 b/tools/testing/selftests/rcutorture/configs/TREE01
index 141119a..9c827ec 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE01
+++ b/tools/testing/selftests/rcutorture/configs/TREE01
@@ -20,4 +20,3 @@
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_RCU_BOOST=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE02 b/tools/testing/selftests/rcutorture/configs/TREE02
index 2d4d096..bca03f6 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE02
+++ b/tools/testing/selftests/rcutorture/configs/TREE02
@@ -23,4 +23,3 @@
 CONFIG_RCU_CPU_STALL_VERBOSE=y
 CONFIG_RCU_BOOST=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE03 b/tools/testing/selftests/rcutorture/configs/TREE03
index a47de5b..c1f111c 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE03
+++ b/tools/testing/selftests/rcutorture/configs/TREE03
@@ -20,4 +20,3 @@
 CONFIG_RCU_BOOST=y
 CONFIG_RCU_BOOST_PRIO=2
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE04 b/tools/testing/selftests/rcutorture/configs/TREE04
index 8d839b8..7dbd27c 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE04
+++ b/tools/testing/selftests/rcutorture/configs/TREE04
@@ -22,4 +22,3 @@
 CONFIG_RCU_CPU_STALL_INFO=y
 CONFIG_RCU_CPU_STALL_VERBOSE=y
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE05 b/tools/testing/selftests/rcutorture/configs/TREE05
index b5ba72e..d0f32e5 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE05
+++ b/tools/testing/selftests/rcutorture/configs/TREE05
@@ -22,4 +22,3 @@
 CONFIG_RCU_CPU_STALL_INFO=n
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE06 b/tools/testing/selftests/rcutorture/configs/TREE06
index 7c95ab4..2e477df 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE06
+++ b/tools/testing/selftests/rcutorture/configs/TREE06
@@ -23,4 +23,3 @@
 CONFIG_RCU_CPU_STALL_INFO=n
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=y
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE07 b/tools/testing/selftests/rcutorture/configs/TREE07
index 1467404..042f86e 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE07
+++ b/tools/testing/selftests/rcutorture/configs/TREE07
@@ -21,4 +21,3 @@
 CONFIG_RCU_CPU_STALL_INFO=y
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE08 b/tools/testing/selftests/rcutorture/configs/TREE08
index 7d097a6..3438cee 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE08
+++ b/tools/testing/selftests/rcutorture/configs/TREE08
@@ -23,4 +23,3 @@
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_RCU_BOOST=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE08-T b/tools/testing/selftests/rcutorture/configs/TREE08-T
index 442c4e4..bf4523d 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE08-T
+++ b/tools/testing/selftests/rcutorture/configs/TREE08-T
@@ -23,4 +23,3 @@
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_RCU_BOOST=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y
diff --git a/tools/testing/selftests/rcutorture/configs/TREE09 b/tools/testing/selftests/rcutorture/configs/TREE09
index 0d1ec0d..81e4f7c 100644
--- a/tools/testing/selftests/rcutorture/configs/TREE09
+++ b/tools/testing/selftests/rcutorture/configs/TREE09
@@ -18,4 +18,3 @@
 CONFIG_RCU_CPU_STALL_VERBOSE=n
 CONFIG_RCU_BOOST=n
 CONFIG_DEBUG_OBJECTS_RCU_HEAD=n
-CONFIG_PRINTK_TIME=y