We’re just about at the end of the two week merge cycle for the Linux 4.7 kernel and many of the subsystem maintainers have sent Linus Torvalds their git pull requests.
Jiri Kosina’s live patching tree adds some new features to make the technology less architecture specific. There is also the addition of live patching documentation as well. The first live patching code landed back in the Linux 4.0 timeframe and has been incrementally improving ever since.