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KVM: SVM: Advance instruction pointer in dr_intercept 

In the dr_intercept function a new cpu-feature called
decode-assists is implemented and used when available. This
code-path does not advance the guest-rip causing the guest
to dead-loop over mov-dr instructions. This is fixed by this
patch.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Joerg Roedel 2011-02-09 18:29:39 +01:00 committed by Avi Kivity
parent a0dc00b430
commit 2c46d2aec0
1 changed files with 2 additions and 0 deletions
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2
arch/x86/kvm/svm.c
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@ -2777,6 +2777,8 @@ static int dr_interception(struct vcpu_svm *svm)
kvm_register_write(&svm->vcpu, reg, val);
}
skip_emulated_instruction(&svm->vcpu);
return 1;
}