Linus Torvalds released the Linux 3.7-rc2 kernel on Saturday from the Portland airport.
Being past the merge window, the Linux 3.7-rc2 kernel just brings a lot of fixes for regressions and other outstanding bugs. Most of the work for -rc2 involves addressing fallout issues from the UAPI include file re-organization. There's also various DRM driver fixes, USB driver updates, and other scattered changes throughout.
The release announcement for this second release candidate of the Linux 3.7 kernel
can be viewed at LKML.org
Some of the most interesting changes for the Linux 3.7 kernel are covered in this article