=== modified file 'sbin/snap.lvm2'
--- sbin/snap.lvm2	2015-12-15 11:44:03 +0000
+++ sbin/snap.lvm2	2015-12-15 10:18:21 +0000
@@ -13,10 +13,8 @@
 LOCKDIR=/var/lock/snaprep
 test -d "$LOCKDIR" || mkdir -p "$LOCKDIR" || exit $?
 LOCKFILE="$LOCKDIR/lvm2.${SRC//\//-}"
-# exec 3> "$LOCKFILE" || exit $?
-(
+exec 3> "$LOCKFILE" || exit $?
 flock -n 3 || exit $?
-echo $$ >&3
 if test -b "$S_DEV"; then
 	echo >&2 "removing stale snapshot"
 	if grep -qF "$S_DEV" /proc/mounts; then  # TODO match only on start of line
@@ -47,5 +45,5 @@
 RETCODE=$?
 umount "$SNAPSHOT"
 lvremove -f "$S_VOL"
-) 3> "$LOCKFILE"
+rm "$LOCKFILE"
 exit $RETCODE