From: Jean Guyader <jean.guyader@eu.citrix.com>
Subject: [PATCH] x86: propagate pat caching on the shadow l1
	(unstable)
Date: Mon, 26 Apr 2010 11:31:42 +0100
Message-ID: <20100426103142.GA12202@angi.xci-test.com>
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Cc: Tim Deegan <Tim.Deegan@citrix.com>
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(patch against xen-unstable)

PAT caching was only propagated if has_arch_pdevs(), causing the
hvm_get_mem_pinned_cacheattr() to be ignored in the non passthrough
case.

l1_disallow_mask() needs to be relaxed.

Signed-off-by: Jean Guyader <jean.guyader@citrix.com>