virtio-net can display the maximum (supported by hardware) ring size in ethtool -g eth0. When the subsequent patch implements vring reset, it can judge whether the ring size passed by the driver is legal based on this. Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> Acked-by: Jason Wang <jasowang@redhat.com> Message-Id: <20220801063902.129329-2-xuanzhuo@linux.alibaba.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> |
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