Linus has released the 3.13 kernel. “The release got delayed by a week due to travels, but I suspect that’s just as well. We had a few fixes come in, and while it wasn’t a lot, I think we’re better off for it.” Some of the headline features in 3.13 include the nftables packet filtering engine, a number of NUMA scheduling improvements, the multiqueue block layer work, ARM big.LITTLE switcher support, and more; see the KernelNewbies 3.13 page for lots of details.
Read more at LWN