pnfsblock: move find lock page logic out of bl_write_pagelist
authorPeng Tao <bergwolf@gmail.com>
Thu, 12 Jan 2012 15:18:42 +0000 (23:18 +0800)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Thu, 12 Jan 2012 21:52:10 +0000 (16:52 -0500)
Also avoid unnecessary lock_page if page is handled by others.

Signed-off-by: Peng Tao <peng_tao@emc.com>
Signed-off-by: Benny Halevy <bhalevy@tonian.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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