I don't think they have a rigid system, but this post indicates that they try to make it the last release of the year: https://people.kernel.org/gregkh/next-lon

I don't think they have a rigid system, but this post indicates that they try to make it the last release of the year: https://people.kernel.org/gregkh/next-long-term-supported-kernel-release https://people.kernel.org/gregkh/next-long-term-supported-ke...