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Date: Wed, 18 Mar 2009 16:00:09 -0400 (EDT)
From: Rick Macklem <rmacklem@uoguelph.ca>
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Subject: Re: NFS version 4.0 for FreeBSD-CURRENT
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> Q:  How does this relate to the new NFS lockd
> recently committed? (by Doug Rabson?  I can't
> remember now.)

My nfsv4 server only does VOP_ADVLOCK() with the
F_GETLK and F_SETLK options, that are non-blocking.
I checked with Doug R. and he doesn't think that
there will be a problem.

So, it looks like it should be ok, rick