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Date: Thu, 12 Apr 2012 13:07:39 -0400
To: "Myklebust, Trond" <Trond.Myklebust@netapp.com>
Cc: Chuck Lever <chuck.lever@oracle.com>,
        Linux NFS Mailing List <linux-nfs@vger.kernel.org>
Subject: Re: global openowner_id and lockowner_id
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From: "J. Bruce Fields" <bfields@fieldses.org>
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On Thu, Apr 12, 2012 at 03:58:45PM +0000, Myklebust, Trond wrote:
> touch won't keep the file open. There is no open state once touch has
> finished executing.
> 
> What you have exposed above is a _server_ bug. The server is _not_
> allowed to assume that the client will cache an open owner forever once
> it no longer holds any open state using that open owner. We had a loong
> discussion about this on the mailing list a few years ago with David
> Robinson being the person who formulated the above rule.

Chuck, what server are you testing against?

I don't think the Linux server does the above, so it probably does need
fixing.

--b.