From: Mike Anderson <andmike@linux.vnet.ibm.com>
Date: Thu, 10 Dec 2009 23:52:21 +0000 (+0000)
Subject: dm mpath: prevent io from work queue while suspended
X-Git-Tag: v2.6.33-rc1~75^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=67a46dad25ccc8910995d8671f7ec17a6bc823cb;p=pandora-kernel.git

dm mpath: prevent io from work queue while suspended

Reject messages that can generate I/O while the device itself
is suspended.

Signed-off-by: Mike Anderson <andmike@linux.vnet.ibm.com>
Acked-by: Kiyoshi Ueda <k-ueda@ct.jp.nec.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
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