From 47c2199b6eb5fbe38ddb844db7cdbd914d304f9c Mon Sep 17 00:00:00 2001
From: Trond Myklebust <Trond.Myklebust@netapp.com>
Date: Fri, 15 Apr 2011 17:34:18 -0400
Subject: [PATCH] NFSv4.1: Ensure state manager thread dies on last umount

Currently, the state manager may continue to try recovering state forever
even after the last filesystem to reference that nfs_client has umounted.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@kernel.org
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