On Mon, Feb 17, 2014 at 03:41:24PM -0500, Waiman Long wrote: > + struct { > + u8 lock; /* Lock bit */ > + u8 wait; /* Waiting bit */ > + u16 qcode; /* Queue code */ > + }; 16 bit code would result in 14 bits for the CPU number, that's only 16k, I think SGI actually had a machine with that many CPUs in. -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html