From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <4034CED5.3000908@place.org>
From: Stephen Wynne <stevemw@place.org>
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To: 9fans@cse.psu.edu
Subject: Re: [9fans] user-level file systems for Linux
References: <Pine.LNX.4.44.0402190745540.32145-100000@maxroach.lanl.gov> <4034CD4D.2090209@insultant.net>
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Date: Thu, 19 Feb 2004 06:57:25 -0800
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Yes, NFSv4 is stateful. See 1.4.4.  OPEN and CLOSE
at http://www.ietf.org/rfc/rfc3530.txt
Note that the equivalent of CIFS OPLocks is handled
by delegations.

It's a bit like AFS's callback mechanism. The Linux
kernel changes are still under development, see
http://www.citi.umich.edu/projects/nfsv4/.

More on V4 at http://www.nfsv4.org/

> they had better had.  lack of close is a nightmare.