add redirect_dir=on

Author: StuartIanNaylor

.gitignore

@@ -0,0 +1 @@
+overlayfs-tools/

overlayfs-tools

@@ -39,7 +39,7 @@ createZdir () {
 			mkdir -p ${ZDIR}/zram${RAM_DEV} >>${ZLOG} 2>&1 || return 1
 			mount --verbose --types ext4 -o nosuid,noexec,nodev /dev/zram${RAM_DEV} ${ZDIR}/zram${RAM_DEV}/ >>${ZLOG} 2>&1 || return 1
 			mkdir -p ${ZDIR}/zram${RAM_DEV}/upper ${ZDIR}/zram${RAM_DEV}/workdir ${TARGET_DIR} >>${ZLOG} 2>&1 || return 1
-			mount --verbose --types overlay -o lowerdir=${ZDIR}${BIND_DIR},upperdir=${ZDIR}/zram${RAM_DEV}/upper,workdir=${ZDIR}/zram${RAM_DEV}/workdir overlay ${TARGET_DIR} >>${ZLOG} 2>&1 || return 1
+			mount --verbose --types overlay -o redirect_dir=on,lowerdir=${ZDIR}${BIND_DIR},upperdir=${ZDIR}/zram${RAM_DEV}/upper,workdir=${ZDIR}/zram${RAM_DEV}/workdir overlay ${TARGET_DIR} >>${ZLOG} 2>&1 || return 1
 			echo "${ZTYPE}		/zram${RAM_DEV}		${TARGET_DIR}		${BIND_DIR}" >> ${ZSHARE}/zram-device-list
 		else
 			echo "No mount dir in ztab" >>${ZLOG}