Mikael Pettersson <[email protected]> writes:
> +#ifdef CONFIG_SMP
> +static void __init k8_multicore_init(void)
> +{
> + cpumask_t non0cores;
> + int i;
> +
> + cpus_clear(non0cores);
> + for(i = 0; i < NR_CPUS; ++i) {
> + cpumask_t cores = cpu_core_map[i];
> + int core0 = first_cpu(cores);
> + if (core0 >= NR_CPUS)
> + continue;
> + cpu_clear(core0, cores);
> + cpus_or(non0cores, non0cores, cores);
> + }
> + if (cpus_empty(non0cores))
> + return;
> + k8_is_multicore = 1;
That is still far too complicated. Just use current_cpu_data->x86_num_cores > 1
That is simple enough that you don't need the ugly variable.
-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
[Index of Archives]
[Kernel Newbies]
[Netfilter]
[Bugtraq]
[Photo]
[Stuff]
[Gimp]
[Yosemite News]
[MIPS Linux]
[ARM Linux]
[Linux Security]
[Linux RAID]
[Video 4 Linux]
[Linux for the blind]
[Linux Resources]
