On Fri, May 11, 2012 at 11:34 PM, David Daney <ddaney.cavm@xxxxxxxxx> wrote: > + mpi_cfg.u64 = 0; > + mpi_cfg.u64 |= p->cs_enax; > + if (mpi_cfg.u64 != p->last_cfg) { But now I see why this 64bit is so clever. Forget the comment on 1/2! This has a certain elegance to it that I just learned to appreciate. Yours, Linus Walleij