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

From: David Xu <davidxu_at_freebsd.org>
Date: Sun, 8 Oct 2006 20:11:53 +0800
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
Received on Sun Oct 08 2006 - 10:11:56 UTC

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