svn commit: r214409 - head/sys/kern

[David Xu]

Pawel Jakub Dawidek wrote:
> On Wed, Oct 27, 2010 at 10:49:12AM +0000, David Xu wrote:
>> I really hate to see such a problem that userland can not figure out
>> what kernel is using, I try hardly to guess, but still can not find
>> what it is using. yes, I think the doc may need to be fixed or
>> another syscall is needed.
> 
> Maybe you could just add sysctl and eventually put it into sysconf(3)?
> 

I just found a dirty method, use sizeof(long) and kern.smp.maxcpus
32 to figure out the size the kernel is using, because it is how
cpuset_t is constructed, wish it will never be changed. ;-)