![Jason Wang](/assets/img/avatar_default.png)
We should validate the vq index against nvqs_with_notifiers. Otherwise we may try to mask or unmask vector for vqs without notifiers (e.g control vq). This will lead qemu abort on kvm_irqchip_commit_routes() when trying to boot win8.1 guest. Fixes 851c2a75a6e80c8aa5e713864d98cfb512e7229b ("virtio-pci: speedup MSI-X masking and unmasking") Reported-by: Alex Williamson <alex.williamson@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Read the documentation in qemu-doc.html or on http://wiki.qemu-project.org - QEMU team
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