From: Andy Adamson <andros@netapp.com>
Date: Fri, 27 Apr 2012 21:53:46 +0000 (-0400)
Subject: NFSv4.1: mark deviceid invalid on filelayout DS connection errors
X-Git-Tag: v3.5-rc1~52^2~53
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7dd79af01e7ca932c5168a708e77750659f7a9e;p=pandora-kernel.git

NFSv4.1: mark deviceid invalid on filelayout DS connection errors

This prevents the use of any layout for i/o that references the deviceid.
I/O is redirected through the MDS.

Redirect the unhandled failed I/O to the MDS without marking either the
layout or the deviceid invalid.

Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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