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KVM: x86 emulator: use shadowed register in emulate_sysexit() 

emulate_sysexit() should use shadowed registers copy instead of
looking into vcpu state directly.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Gleb Natapov 2010-04-28 19:15:41 +03:00 committed by Avi Kivity
parent ef050dc039
commit bdb475a323
1 changed files with 2 additions and 2 deletions
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4
arch/x86/kvm/emulate.c
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@ -2063,8 +2063,8 @@ emulate_sysexit(struct x86_emulate_ctxt *ctxt, struct x86_emulate_ops *ops)
ops->set_cached_descriptor(&ss, VCPU_SREG_SS, ctxt->vcpu);
ops->set_segment_selector(ss_sel, VCPU_SREG_SS, ctxt->vcpu);
c->eip = ctxt->vcpu->arch.regs[VCPU_REGS_RDX];
c->regs[VCPU_REGS_RSP] = ctxt->vcpu->arch.regs[VCPU_REGS_RCX];
c->eip = c->regs[VCPU_REGS_RDX];
c->regs[VCPU_REGS_RSP] = c->regs[VCPU_REGS_RCX];
return X86EMUL_CONTINUE;
}