From owner-cvs-src@FreeBSD.ORG  Tue Feb  6 08:47:13 2007
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Date: Tue, 06 Feb 2007 02:19:03 -0600
From: Alan Cox <alc@cs.rice.edu>
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To: Mike Pritchard <mpp@FreeBSD.org>
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Cc: cvs-src@FreeBSD.org, src-committers@FreeBSD.org, cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/kern subr_witness.c
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Mike Pritchard wrote:

>mpp         2007-02-06 05:51:55 UTC
>
>  FreeBSD src repository
>
>  Modified files:
>    sys/kern             subr_witness.c 
>  Log:
>  The change to the vm_page_queue_freelist lock from a spin lock to a
>  sleep lock missed the witness code, and the system will panic
>  immediately on boot if WITNESS is enabled.
>  
>  Changed the witness definition to the new type.
>  
>  Revision  Changes    Path
>  1.223     +1 -1      src/sys/kern/subr_witness.c
>  
>

Thanks.  I suspect that I missed this because my kernel configuration 
that includes WITNESS also has WITNESS_SKIPSPIN.

Alan