NFS: Fix the locking in nfs4_callback_getattr
authorTrond Myklebust <Trond.Myklebust@netapp.com>
Wed, 4 Aug 2010 13:29:52 +0000 (09:29 -0400)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Fri, 6 Aug 2010 17:41:39 +0000 (13:41 -0400)
The delegation is protected by RCU now, so we need to replace the
nfsi->rwsem protection with an rcu protected section.

Reported-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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