The 5.5 kernel is out

In the end, Linus decided to release the 5.5kernel rather than going for another prepatch. "So despite theslight worry that the holidays might have affected the schedule, 5.5 endedup with the regular rc cadence and is out now." Some of the significantfeatures in this release areiopl() emulation,many new io_uring commands,live-patchstate tracking,type checking for BPF tracepoint programs,a new CPUload-balancing algorithm,the KUnit unit-testing framework,airtime queue limits for WiFi,and much more. See theKernelNewbies 5.5 changelog for more information.