From 5ee01f49c963d5e0b530344f86535ecb7f672064 Mon Sep 17 00:00:00 2001
From: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Date: Thu, 18 Mar 2010 14:31:30 -0400
Subject: [PATCH] x86/PCI: make sure _PAGE_IOMAP it set on pci mappings

When mapping pci space via /sys or /proc, make sure we're really
doing a hardware mapping by setting _PAGE_IOMAP.

[ Impact: bugfix; make PCI mappings map the right pages ]

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: "H. Peter Anvin" <hpa@zytor.com>
Reviewed-by: Matthew Wilcox <willy@linux.intel.com>
Acked-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: x86@kernel.org
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