jffs2-modules software package provides virtual package provided by jffs2-modules-4.7.0-1-marvell-di, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install jffs2-modules
jffs2-modules is installed in your system.
Make ensure the jffs2-modules package were installed using the commands given below,
$ sudo dpkg-query -l | grep jffs2-modules*
You will get with jffs2-modules package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Virtual packages |
| Package | jffs2-modules |
| Version | |
| Description | virtual package provided by jffs2-modules-4.7.0-1-marvell-di |
| Sub Section | Virtual |