Il 25/08/2014 09:58, Wanpeng Li ha scritto:
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index c10408e..b7c0073 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -4928,6 +4928,8 @@ static void toggle_interruptibility(struct kvm_vcpu 
> *vcpu, u32 mask)
>               if (!mask)
>                       kvm_make_request(KVM_REQ_EVENT, vcpu);
>       }
> +     if (!(int_shadow || mask))
> +             kvm_make_request(KVM_REQ_EVENT, vcpu);
>  }
>  
>  static void inject_emulated_exception(struct kvm_vcpu *vcpu)

No, this patch undoes the optimization in the buggy patch.

A KVM_REQ_EVENT must be missing somewhere else.

Paolo
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