Whamcloud produces maintenance releases every 3 months. Check the Whamcloud Lustre Roadmap to find out when the next one is scheduled and which codeline it will be against.
Note that landings for the release will freeze a month prior to GA.
Before getting started please read over the background material on Patch Landing Process, Signed Off By, Uploading Patches to Gerrit and Requirements for Patch Submission
Coming soon
Please alert the Whamcloud team via the wc-discuss mailing list if you need some extra guidance in getting your patch submitted for the release.