From 4beb345b37fc099e98f40d20c94da6c07654005c Mon Sep 17 00:00:00 2001
From: Trond Myklebust <trond.myklebust@primarydata.com>
Date: Wed, 30 Jul 2014 08:27:02 -0400
Subject: [PATCH] nfsd: Ensure struct nfs4_client is unhashed before we try to
 destroy it

When we remove the client_mutex protection, we will need to ensure
that it can't be found by other threads while we're destroying it.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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