[$] Short subjects: Realtime, Futexes, and ntfs3

Even in the dog days of (northern-hemisphere) summer, the kernel communityis a busy place. There are many developments that show up on your editor'sradar, but which, for whatever reason, do not find their way into afull-length feature article. The time has come to catch up with a few ofthose topics; read on for updates on the realtime patch set, the effort toreinvent futexes, and the ntfs3 filesystem.