rcutorture: Print script and arguments to standard output

Although the script name and arguments are logged in the results directory,
it is more convenient to see it in the output.  This commit therefore
adds the output of this information.
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

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

@@ -27,9 +27,16 @@
 PATH=`pwd`/tools/testing/selftests/rcutorture/bin:$PATH; export PATH
 for rd in "$@"
 do
+	firsttime=1
 	dirs=`find $rd -name Make.defconfig.out -print | sort | sed -e 's,/[^/]*$,,' | sort -u`
 	for i in $dirs
 	do
+		if test $firsttime
+		then
+			firsttime=0
+			resdir=`echo $i | sed -e 's,/$,,' -e 's,/[^/]*$,,'`
+			head -1 $resdir/log
+		fi
 		configfile=`echo $i | sed -e 's/^.*\///'`
 		ngps=`grep ver: $i/console.log 2> /dev/null | tail -1 | sed -e 's/^.* ver: //' -e 's/ .*$//'`
 		if test -z "$ngps"

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

@@ -169,6 +169,7 @@ else
 fi
 mkdir $resdir/$ds
 touch $resdir/$ds/log
+echo $scriptname $args
 echo $scriptname $args >> $resdir/$ds/log
 
 pwd > $resdir/$ds/testid.txt