On Tue, Apr 12, 2011 at 03:17:51PM +0300, Avi Kivity wrote:
> On 04/12/2011 12:36 PM, Gleb Natapov wrote:
> >Signed-off-by: Gleb Natapov<[email protected]>
> >---
> > arch/x86/kvm/emulate.c | 2 ++
> > 1 files changed, 2 insertions(+), 0 deletions(-)
> >
> >diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
> >index 3e8b4ab..eb4c7eb 100644
> >--- a/arch/x86/kvm/emulate.c
> >+++ b/arch/x86/kvm/emulate.c
> >@@ -1973,6 +1973,8 @@ emulate_sysexit(struct x86_emulate_ctxt *ctxt, struct
> >x86_emulate_ops *ops)
> > cs.d = 0;
> > cs.l = 1;
> > break;
> >+ default:
> >+ return emulate_gp(ctxt, 0);
> > }
>
> In addition, looks like the instruction is valid in 16-bit protected mode.
>
Actually we already check for real mode and vm86 at the start of the
function, so the patch is incorrect. Will have to fix compile warning in
some other way.
--
Gleb.
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