We used to support Linux 2.6.16, but support for that was dropped a long time ago. Then we had support for 2.6.26, but support was dropped for that too. 2.6.32

We used to support Linux 2.6.16, but support for that was dropped a long time ago. Then we had support for 2.6.26, but support was dropped for that too. 2.6.32 support will be maintained until at least 2020 if I recall correctly. I could see us maintaining it well past that too.