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| author | Nadav Amit <namit@cs.technion.ac.il> | 2014-06-02 15:34:06 (GMT) |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-06-18 15:46:17 (GMT) |
| commit | 606b1c3e87597c2d6c9f3eb833a7251262390295 (patch) | |
| tree | 1319dfd6b2a82ac9c7657a09ba41b77a170caee0 | |
| parent | 2eedcac8a97cef43c9c5236398fc8c9d0fd9cc0c (diff) | |
| download | linux-606b1c3e87597c2d6c9f3eb833a7251262390295.tar.xz | |
KVM: x86: sgdt and sidt are not privilaged
The SGDT and SIDT instructions are not privilaged, i.e. they can be executed
with CPL>0.
Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/kvm/emulate.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 7e4a45c..a16bf22 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -3642,8 +3642,8 @@ static const struct opcode group6[] = { }; static const struct group_dual group7 = { { - II(Mov | DstMem | Priv, em_sgdt, sgdt), - II(Mov | DstMem | Priv, em_sidt, sidt), + II(Mov | DstMem, em_sgdt, sgdt), + II(Mov | DstMem, em_sidt, sidt), II(SrcMem | Priv, em_lgdt, lgdt), II(SrcMem | Priv, em_lidt, lidt), II(SrcNone | DstMem | Mov, em_smsw, smsw), N, |