test: vgsplit-usage

Restart clvmd between testing each mdatype to
avoid a problem with dev state being kept from
one test to the next.

test/shell/vgsplit-usage.sh

@@ -152,8 +152,22 @@ lvcreate -l 4 -n $lv2 $vg1
 vgchange -an $vg1
 not vgsplit $vg1 $vg2 "$dev3" 2>err;
 vgremove -f $vg2 $vg1
+
+# Restart clvm because using the same
+# devs as lvm1 and then lvm2 causes problems.
+if test -e LOCAL_CLVMD ; then
+	kill $(< LOCAL_CLVMD)
+	for i in $(seq 1 100) ; do
+		test $i -eq 100 && die "Shutdown of clvmd is too slow."
+		pgrep clvmd || break
+		sleep .1
+	done # wait for the pid removal
+	aux prepare_clvmd
+fi
+
 done
 
+if test -z "$LVM_TEST_LVM1" ; then
 # ONLY LVM2 metadata
 # setup PVs" '
 pvcreate --metadatacopies 0 "$dev5"
@@ -168,7 +182,6 @@ check pvlv_counts $vg1 2 1 0
 vgremove -f $vg1
 
 # vgsplit rejects split because metadata types differ
-if test -n "$LVM_TEST_LVM1" ; then
 pvcreate -ff -M1 "$dev3" "$dev4"
 pvcreate -ff "$dev1" "$dev2"
 vgcreate -M1 $vg1 "$dev3" "$dev4"