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KVM: x86 emulator: reject SYSENTER in compatibility mode on AMD guests
author
Avi Kivity
<avi@redhat.com>
Wed, 1 Feb 2012 10:23:21 +0000
(12:23 +0200)
committer
Avi Kivity
<avi@redhat.com>
Mon, 5 Mar 2012 12:57:20 +0000
(14:57 +0200)
If the guest thinks it's an AMD, it will not have prepared the SYSENTER MSRs,
and if the guest executes SYSENTER in compatibility mode, it will fails.
Detect this condition and #UD instead, like the spec says.
Signed-off-by: Avi Kivity <avi@redhat.com>
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