On 9 September 2016 at 18:30, Eric Auger <eric.au...@redhat.com> wrote:
> From: Eric Auger <eric.au...@linaro.org>
>
> Advertise gsi routing and set up irqchip routing entries for
> GIC SPIs.
>
> This is not mandated as long as MSI routing is not used
> (because the kernel sets a default irqchip routing table).
> However once MSI routing gets used (for VIRTIO-PCI vhost for
> example), the first call to KVM_SET_GSI_ROUTING overrides the
> kernel default irqchip table.
>
> If no routing entry exists for the GSI, any IRQFD signaling for
> this GSI will fail.
>
> Signed-off-by: Eric Auger <eric.au...@linaro.org>

Reviewed-by: Peter Maydell <peter.mayd...@linaro.org>

thanks
-- PMM

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