From: Peng Tao <tao.peng@primarydata.com>
Date: Mon, 1 Dec 2014 00:22:23 +0000 (+0800)
Subject: nfs41: wait for LAYOUTRETURN before retrying LAYOUTGET
X-Git-Tag: fixes-v4.0-rc1~136^2~27^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=aa8a45ee974dfe3ffe290daaf5db457afae56fde;p=pandora-kernel.git

nfs41: wait for LAYOUTRETURN before retrying LAYOUTGET

Also take care to stop waiting if someone clears retry bit.

Signed-off-by: Peng Tao <tao.peng@primarydata.com>
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