> If the kernel has sched_setaffinity() or some other way of binding a process
> to a given CPU (as numbered by the kernel, which may or may not be related
> to any physical CPU numbers), then this will do it: execute CPUID on each
> CPU and check the initial APIC ID field. If you find one that's non-zero,
> then HT is enabled.
That's a horrible way of reimplementing /dev/cpu/x/cpuid 8-)
Dave
-- | Dave Jones. http://www.codemonkey.org.uk | SuSE Labs - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/