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Date: Tue, 23 Dec 2003 16:17:58 -0800
From: Alfred Perlstein <alfred@FreeBSD.org>
To: John Baldwin <jhb@FreeBSD.org>
Message-ID: <20031224001758.GT60229@elvis.mu.org>
References: <200312231354.hBNDsGi3005135@repoman.freebsd.org>
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Subject: Re: cvs commit: src/sys/kern subr_smp.c
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* John Baldwin <jhb@FreeBSD.org> [031223 09:04] wrote:
> 
> On 23-Dec-2003 Alfred Perlstein wrote:
> > alfred      2003/12/23 05:54:16 PST
> > 
> >   FreeBSD src repository
> > 
> >   Modified files:
> >     sys/kern             subr_smp.c 
> >   Log:
> >   Introduce mp_maxcpus which can be used by libkvm utils to find out
> >   how many CPUs the system was compiled for.
> >   Export the variable via a sysctl node 'kern.smp.maxcpus' as well.
> 
> Why does libkvm care about more than mp_maxid?

See mbuf.c from netstat(1).  basically some arrays in the kernel
are based on MAXCPU so it has to know how much to copy.

- Alfred Perlstein
- Research Engineering Development Inc.
- email: bright@mu.org cell: 408-480-4684