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numa_cpu_node
2020 Sep 15
0
[PATCH RFC v1 10/18] x86/hyperv: implement and use hv_smp_prepare_cpus
...g HYPERV_ROOT
def_bool HYPERV && X86_64
and use it instead.
> + int i;
> + int vp_index = 1;
> + int ret;
> +
> + native_smp_prepare_cpus(max_cpus);
> +
> + for_each_present_cpu(i) {
> + if (i == 0)
> + continue;
> + ret = hv_call_add_logical_proc(numa_cpu_node(i), i, cpu_physical_id(i));
> + BUG_ON(ret);
> + }
> +
> + for_each_present_cpu(i) {
> + if (i == 0)
> + continue;
> + ret = hv_call_create_vp(numa_cpu_node(i), hv_current_partition_id, vp_index++, i);
So vp_index variable is needed here to make sure there are no gaps? (...