"Whee. After an extra rc release, 3.7 is now out. After a few more trials at fixing things, in the end we ended up reverting the kswapd changes that caused problems. And with the extra rc, I had decided to risk doing the buffer.c cleanups that would otherwise have just been marked for stable during the next merge window, and had enough time to fix a few problems that people found there too," began the Linux 3.7 release announcement.
The merge window for the Linux 3.8 kernel is now open and it will remain open until shortly before Christmas. There's already been a number of pull requests sent in this morning for Linux 3.8.
For those unfamiliar with the features of the Linux 3.7 kernel, they are nicely covered within An Overview Of The Linux 3.7 Kernel and The Most Interesting Features Of The Linux 3.7 Kernel.