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From: John Baldwin <jhb@freebsd.org>
To: Dmitry Chagin <dchagin@freebsd.org>
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Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org,
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Subject: Re: svn commit: r189232 - head/sys/kern
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On Sunday 01 March 2009 9:26:24 am Dmitry Chagin wrote:
> Author: dchagin
> Date: Sun Mar  1 14:26:24 2009
> New Revision: 189232
> URL: http://svn.freebsd.org/changeset/base/189232
> 
> Log:
>   Fix range-check error introduced in r182292. Also do not do anything
>   if all processors in the map are not available, simply return.

I think the ncpus == 0 case is arguably a panic offense FWIW.  It would be a 
bug in the calling code for that to ever happen.

-- 
John Baldwin