From: Peng Tao <bergwolf@gmail.com>
Date: Sun, 31 Jul 2011 00:52:31 +0000 (-0400)
Subject: pnfs: save layoutcommit lwb at layout header
X-Git-Tag: v3.1-rc1~103^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=acff5880539fe33897d016c0f3dcf062e67c61b6;p=pandora-kernel.git

pnfs: save layoutcommit lwb at layout header

No need to save it for every lseg.

[Needed in v3.0]
CC: Stable Tree <stable@kernel.org>
Signed-off-by: Peng Tao <peng_tao@emc.com>
Signed-off-by: Jim Rees <rees@umich.edu>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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