From: Jan Beulich <jbeulich@novell.com>
Date: Wed, 2 May 2007 17:27:11 +0000 (+0200)
Subject: [PATCH] x86: fix amd64-agp aperture validation
X-Git-Tag: v2.6.22-rc1~1011^2~122
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b92e9fac400d4ae5bc7a75c568e9844ec53ea329;p=pandora-kernel.git

[PATCH] x86: fix amd64-agp aperture validation

Under CONFIG_DISCONTIGMEM, assuming that a !pfn_valid() implies all
subsequent pfn-s are also invalid is wrong. Thus replace this by
explicitly checking against the E820 map.

AK: make e820 on x86-64 not initdata

Signed-off-by: Jan Beulich <jbeulich@novell.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Acked-by: Mark Langsdorf <mark.langsdorf@amd.com>
---

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