From: Fred Isaman <iisaman@netapp.com>
Date: Thu, 6 Jan 2011 11:36:28 +0000 (+0000)
Subject: pnfs: change lo refcounting to atomic_t
X-Git-Tag: v2.6.38-rc1~407^2~11
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cc6e5340b0981feac5a00a992bab6154cb4b1fa1;p=pandora-kernel.git

pnfs: change lo refcounting to atomic_t

This will be required to allow us to grab reference outside of i_lock.
While we are at it, make put_layout_hdr take the same argument as all the
related functions.

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