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KVM: Fix MAXPHYADDR calculation when cpuid does not support it
authorAvi Kivity <avi@redhat.com>
Sun, 11 Apr 2010 12:33:32 +0000 (15:33 +0300)
committerAvi Kivity <avi@redhat.com>
Mon, 17 May 2010 09:17:36 +0000 (12:17 +0300)
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>

No differences found
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