From 9e45dd73234af9a59613dc2989dcc2df2dab847f Mon Sep 17 00:00:00 2001
From: Mike Christie <michaelc@cs.wisc.edu>
Date: Wed, 10 Apr 2013 11:24:39 -0500
Subject: [PATCH] [SCSI] iscsi_tcp: support PF_MEMALLOC/__GFP_MEMALLOC

This patch has software iscsi use PF_MEMALLOC/__GFP_MEMALLOC
to be able to better support swap over iscsi disks similar to
what was added for nbd.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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