Re: [PATCH] MAXCPU alterable in kernel config - needs testers

On 10/8/06, David Xu <davidxu_at_freebsd.org> wrote:
> On Sunday 08 October 2006 19:23, Astrodog wrote:
> > With the quad core processors coming out soon, this is going to become
> > more of an issue.. (Sun T1/2000s aside). This is basically the same
> > patch from a few months ago, with updated offsets.
> >
> > If you don't define MAXCPU in the kernel config, it reverts to old
> > behavior. It has no logic to keep you from shooting yourself in the
> > foot though.. you can define options SMP and options MAXCPU 128 on
> > arm.
> >
> > --- Harrison Grundy
>
> I think MAXCPU should not be great than 32, since we currently define
> cpumask_t as an integer which now should be changed to a bitmap and
> a group of operations like we did for sigset_t.
>
> David Xu
>

Currently, MAXCPU is 16 on most platforms.