Linux kernel 3.2.81 LTS ships with improvements to the x86 hardware architecture, as well as some small fixes to the PA-RISC, PowerPC (PPC), and s390 instruction set architectures, a few changes to ISOFS and HugeTLBfs, as well as an updated networking stack with fixes to B.A.T.M.A.N. Advanced, Netfilter, AX.25, X.25, and the nl80211 new 802.11 netlink interface public header.