Re: [RFC PATCH v2 12/69] KVM: Export kvm_io_bus_read for use by TDX for PV MMIO

[Paolo Bonzini]

On 03/07/21 00:04, isaku.yamahata@xxxxxxxxx wrote:
> From: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
>
> Later kvm_intel.ko will use it.
>
> Signed-off-by: Sean Christopherson <sean.j.christopherson@xxxxxxxxx>
> Signed-off-by: Isaku Yamahata <isaku.yamahata@xxxxxxxxx>
> ---
>   virt/kvm/kvm_main.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
> index 46fb042837d2..9e52fe999c92 100644
> --- a/virt/kvm/kvm_main.c
> +++ b/virt/kvm/kvm_main.c
> @@ -4606,6 +4606,7 @@ int kvm_io_bus_read(struct kvm_vcpu *vcpu, enum kvm_bus bus_idx, gpa_t addr,
>   	r = __kvm_io_bus_read(vcpu, bus, &range, val);
>   	return r < 0 ? r : 0;
>   }
> +EXPORT_SYMBOL_GPL(kvm_io_bus_read);
>   
>   /* Caller must hold slots_lock. */
>   int kvm_io_bus_register_dev(struct kvm *kvm, enum kvm_bus bus_idx, gpa_t addr,

Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>