sched_getaffinity() always returns the full cpu mask

[Christian Franke]

Brian Inglis via Cygwin wrote:
> On 2025-03-08 10:11, Christian Franke via Cygwin wrote:
>> $ grep processor /proc/cpuinfo | tail -1 # i7-14700K
>> processor       : 27
>
> coreutils nproc should show the equivalent result 28
>

Works as expected:

$ nproc
28

$ busybox nproc
28