From a9b5bff66b2a63f7d0f42434f5da9024b442159c Mon Sep 17 00:00:00 2001
From: David Vrabel <david.vrabel@citrix.com>
Date: Mon, 6 Jan 2014 11:55:13 +0000
Subject: [PATCH] x86/xen: fix set_phys_range_identity() if pfn_e > MAX_P2M_PFN

Allow set_phys_range_identity() to work with a range that overlaps
MAX_P2M_PFN by clamping pfn_e to MAX_P2M_PFN.

Signed-off-by: David Vrabel <david.vrabel@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Tested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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