+ if [ $? -eq 0 ]; then
+ vtlog "insmod success"
+ else
+ vtlog "insmod failed, try decompress"
+ if echo $vtline | $GREP -q "\.zst"; then
+ $VTOY_PATH/tool/zstdcat $vtline > $VTOY_PATH/extract_dm_mod.ko
+ $BUSYBOX_PATH/insmod $VTOY_PATH/extract_dm_mod.ko >>$VTLOG 2>&1
+ fi
+ fi