From: Peng Tao <bergwolf@gmail.com>
Date: Thu, 12 Jan 2012 15:18:43 +0000 (+0800)
Subject: pnfsblock: set read/write tk_status to pnfs_error
X-Git-Tag: v3.3-rc1~41^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=82b906d6550ee5fe0d5553359b3c9692dd0aed31;p=pandora-kernel.git

pnfsblock: set read/write tk_status to pnfs_error

To pass the IO status to upper layer.

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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