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286dd180a7
In vxworks, virtio-console FE driver only initiate 2 virtqueues, but BE creates 2+ virtqueues for it. So the rest of the virtqueues are not initiated. vq->used->flags cannot be used directly without any condition. Tracked-On: #3203 Signed-off-by: Gao Junhao <junhao.gao@intel.com> Reviewed-by: Yu Wang <yu1.wang@intel.com> Acked-by: Yu Wang <yu1.wang@intel.com>
ACRN Device Model ################# Introduction ============ The ACRN Device Model provides **device sharing** capabilities between the Service OS and Guest OSs. It is a component that is used in conjunction with the `ACRN Hypervisor`_ and this is installed within the Service OS. You can find out more about Project ACRN on the `Project ACRN documentation`_ website. .. _`ACRN Hypervisor`: https://github.com/projectacrn/acrn-hypervisor .. _`Project ACRN documentation`: https://projectacrn.github.io/