From: Avi Kivity <avi@redhat.com>
Date: Sun, 11 Apr 2010 12:33:32 +0000 (+0300)
Subject: KVM: Fix MAXPHYADDR calculation when cpuid does not support it
X-Git-Tag: v2.6.35-rc1~436^2~106
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f7a711971edd952352a89698db1d36f469e25f77;p=pandora-kernel.git

KVM: Fix MAXPHYADDR calculation when cpuid does not support it

MAXPHYADDR is derived from cpuid 0x80000008, but when that isn't present, we
get some random value.

Fix by checking first that cpuid 0x80000008 is supported.

Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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