&quot;The CDDL cannot apply to the Linux kernel because zfs.ko is a self-contained file system module — the kernel itself is quite obviously not a derivative work of this new file system.&quot;<p><a href="https:&#x2F;&#x2F;insights.ubuntu.com&#x2F;2016&#x2F;02&#x2F;18&#x2F;zfs-licensing-and-linux&#x2F;" rel="nofollow">https:&#x2F;&#x2F;insights.ubuntu.com&#x2F;2016&#x2F;02&#x2F;18&#x2F;zfs-licensing-and-lin...</a>